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CN116245528A - Accounting system for electricity market oriented to electricity selling company - Google Patents

Accounting system for electricity market oriented to electricity selling company Download PDF

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CN116245528A
CN116245528A CN202111475962.9A CN202111475962A CN116245528A CN 116245528 A CN116245528 A CN 116245528A CN 202111475962 A CN202111475962 A CN 202111475962A CN 116245528 A CN116245528 A CN 116245528A
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bill
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electric
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周娜
吴滇宁
杨颜梦
崔琳童
何珮珊
刘祥瑞
段沛恒
冯莹莹
王熙凯
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Kunming Electric Power Transaction Center Co ltd
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Abstract

The invention discloses a settlement system for an electricity selling company of an electric power spot market, which comprises a login information input module, an identity verification module, a settlement data acquisition module and a settlement data acquisition module, wherein the identity verification module is used for pre-storing authorized information of the electricity selling company and is used for acquiring initialization data and reporting data of metering electric quantity data; the electric charge bill settlement module is used for electric charge settlement, outputting an initial electric charge settlement bill according to the initial data acquired from the settlement data initialization module, checking the electric charge settlement bill and generating release information facing an electric company; and issuing to an electricity selling company. The settlement system for the electricity-selling company in the electricity spot market provided by the embodiment of the invention effectively improves the settlement and clearing efficiency of the electricity-selling company in the electricity spot market, reduces the settlement and clearing risk in the spot market, and can greatly improve the efficiency and the risk prevention capability of the settlement and clearing link of the electricity-selling company when being applied to the settlement and clearing in the spot market.

Description

Accounting system for electricity market oriented to electricity selling company
Technical Field
The invention relates to the field of settlement of the power spot market, in particular to a settlement system for an electricity selling company facing the power spot market.
Background
The electric spot market, the medium-long term direct trading market and the futures electric power derivative market constitute a modern electric market system. Under the current electric improvement in China, the electric power spot market starts to try. The electric power spot market mainly comprises auxiliary service trading markets such as daily, daily and real-time electric energy and standby, and 8 electric power spot market trial points in China begin in the first 2019.
The risk factors and market changes of the power spot market have the specificity, such as the power spot trade must ensure that the supply and demand balance and the power spot delivery must meet the power grid safety constraint at all times; under the spot environment, due to the increase of trade varieties and trade frequency, the trade price fluctuation is large, the trade period is short, and new challenges are brought to power generation enterprises, electric power selling companies and power users. For electricity-selling companies, the operation technology of the electric power spot market needs to be improved, risks in the spot market are difficult to predict, the current settlement management system is designed based on the current market, and the system has weak risk prevention and control capability and risk hedging capability in the background of the spot market, so that a settlement system and a settlement method with risk prevention and control capability for the electricity-selling companies in the electric power spot market are necessary to be constructed.
Disclosure of Invention
The embodiment of the invention provides a settlement system for an electricity selling company in the electricity spot market, which is used for improving the settlement efficiency and the risk prevention and control capability of the electricity selling company in the electricity spot market.
The invention provides a settlement system for an electricity-selling company of an electricity spot market, which is characterized by comprising the following components:
the system comprises a settlement data acquisition module, an electricity selling company clearance quota quantification module, an electricity fee bill settlement module, an electricity selling company credit evaluation module, a deposit bill settlement and settlement guarantee module, an electricity fee bill default processing module, a deposit bill default power supply module and a bill error processing module;
the login information input module is connected with the identity verification module through an information interaction interface;
the identity verification module is respectively connected with the electric selling company clearing limit quantification module, the electric charge bill settlement module, the electric selling company credit evaluation module, the gold-guaranteeing bill settlement and settlement module, the electric charge bill default processing module, the gold-guaranteeing bill default processing module, the bottom-guaranteeing power supply module and the bill error processing module through information interaction interfaces;
the settlement data acquisition module is respectively connected with the electric company clearing limit quantification module, the electric charge bill settlement module and the electric company credit evaluation module in sequence through an information interaction interface;
The electric charge bill settlement module is respectively connected with the electric company clearing limit quantification module, the gold bill settlement and settlement module, the electric charge bill default processing module and the bill error processing module in sequence through an information interaction interface;
the clearing limit quantization module of the electricity selling company is connected with the settlement and clearing module of the gold bill through an information interaction interface;
the said settlement and clearing module of the said deposit bill of guarantee is connected with said deposit bill of guarantee violating the regulations processing module, bill error processing module sequentially through the interface of information interaction;
the electric charge bill default processing module is connected with the bottom protection power supply module through an information interaction interface;
the guarantee gold bill default processing module is connected with the bottom protection power supply module through an information interaction interface;
preferably, the login information input module provides an input interface for a user to input login information;
preferably, the identity verification module pre-stores authorized information of an electricity selling company; the identity verification module is used for comparing login information with prestored authorized electricity selling company information so as to determine whether a user is an authorized electricity selling company or not;
preferably, the settlement data acquisition module is used for acquiring initialization data, including initialization data of metering electric quantity data and reporting data; the settlement data acquisition module comprises a first mode setting unit for setting a settlement mode, and when the settlement mode is set as a proxy settlement mode, the settlement data acquisition module receives metering electric quantity data from an external power grid enterprise marketing system; when set to the independent settlement mode, receiving metering power data from an external settlement clearing mechanism; the declaration data is acquired from an external spot market transaction system and an external retail system;
Preferably, the electric charge bill settlement module is used for electric charge settlement and issuing of electric charge bills of an electric company; the electricity bill settlement module comprises a second mode setting unit for setting a settlement mode, and when the second mode setting unit is set into a proxy settlement mode, the electricity bill of the difference between wholesale market and retail market of an electricity company is taken as an electricity bill settlement result; when the independent clearing mode is set, the net electricity charge of the wholesale market of the electricity selling company is used as an electricity charge settlement result; the electric charge bill settlement module outputs an initial electric charge bill according to the initial data acquired from the settlement data initialization module; the electric charge bill settlement module comprises a bill checking and issuing unit, and is used for checking an electric charge bill and generating issuing information for an electric company; issuing to an electricity selling company; in a preferred case, the release information includes a clearing period.
Preferably, in the proxy settlement and clearing mode, the electric charge bill settlement module outputs the electric charge settlement result of the corresponding electric company
Figure BDA0003393404510000021
The method comprises the following steps:
Figure BDA0003393404510000031
i∈[1,N]
wherein N represents the number of all electric power selling companies in the spot market, AG represents the balance settlement electric charge,
Figure BDA0003393404510000032
for the difference part of the electric charge of wholesale market and retail market in the settlement period T of the electric company i, the batch of zero difference income is short, RM represents the retail market, < + > >
Figure BDA0003393404510000033
For the retail market selling electric profits of the electric company i in the settlement period T WM represents wholesale market,/->
Figure BDA0003393404510000034
And (3) purchasing electricity cost for wholesale market of the electricity selling company i in the settlement period T.
Preferably, in the independent settlement mode, the electric charge bill settlement module outputs the electric charge settlement result of the corresponding electric company
Figure BDA0003393404510000035
The method comprises the following steps:
Figure BDA0003393404510000036
i∈[1,N]
wherein IN represents a net settlement electricity fee, WM represents a wholesale market,
Figure BDA0003393404510000037
and (3) purifying part of the electric charge for the wholesale market of the electricity selling company i in the settlement period T.
Preferably, the credit evaluation module of the electric company receives financial information, wholesale market transaction information and retail market retail information of the electric company, which are sent by the settlement data acquisition module, and the financial information, wholesale market transaction information and retail market retail information of the electric company are used as initialization data of a credit evaluation model; the credit evaluation module of the electricity selling company is used for obtaining an initial credit value, a annual credit value, a periodic credit value and a total credit value of the electricity selling company which pass identity verification according to a preset credit evaluation model, and judging and obtaining a credit risk grade of the corresponding electricity selling company according to a preset mapping model and the initial credit value, the annual credit value, the periodic credit value and the total credit value; the method comprises the steps of providing information risk levels of a plurality of electric companies, and setting a tangible net asset ratio coefficient of the corresponding electric company by adopting a preset rule according to the information risk levels; and is used for obtaining the unsecured credit line value of the corresponding electricity selling company according to the preset credit line model.
Preferably, the credit line model of the credit evaluation module of the electricity selling company is specifically expressed as follows:
Figure BDA0003393404510000038
i∈[1,N]
wherein ,
Figure BDA0003393404510000039
non-guaranteed credit for electricity company i,/->
Figure BDA00033934045100000310
For the physical net asset amount, lambda, of the electricity company i i Is the tangible net asset ratio coefficient of the electricity selling company i.
Preferably, the electric company clearing limit quantification module receives wholesale market transaction information and retail market retail information sent by the settlement data acquisition module, and the electric company clearing limit quantification module receives electric charge bill settlement information sent by the electric charge bill settlement module; the utility clearing limit quantization module presets a utility risk quantization model, and uses the obtained wholesale market transaction information, retail market retail information and electric charge bill settlement clearing information as initialization data of the utility risk quantization model, and uses the utility risk quantization model according to the credit risk level of the corresponding utility to obtain the risk quantization value of the corresponding utility and use the same as the clearing limit of the corresponding utility.
Preferably, the deposit bill settlement and clearing module is used for acquiring the deposit credit limit value of the electricity selling company and the deposit credit limit to be paid by the electricity selling company by adopting a preset deposit model according to the clearing limit output by the electricity selling company clearing limit quantifying module and the non-guarantee credit limit value output by the electricity selling company credit evaluating module; the electricity bill settlement module is used for outputting an electricity bill settlement bill according to the electricity bill, and calculating the guaranteed gold deficiency of the electricity company; the deposit bill settlement and clearing module comprises a deposit bill generation unit, a deposit bill generation unit and a deposit bill generation unit, wherein the deposit bill generation unit is used for generating and checking a deposit bill according to deposit amount to be paid by an electricity selling company and issuing the deposit bill to the electricity selling company; in a preferred case, the release information includes a guaranteed gold bill clearing period.
Preferably, the obtained deposit amount to be paid by the electricity selling company:
Figure BDA0003393404510000041
i∈[1,N]
wherein Se represents a gold guarantee,
Figure BDA0003393404510000042
for the amount of the payable of the electricity selling company i, lim represents the credit limit,
Figure BDA0003393404510000043
quantifying the calculation result for the risk of the electric company i, namely clearing limit of the electric company, uns represents non-guarantee credit and +.>
Figure BDA0003393404510000044
The credit line is not guaranteed for the electricity selling company i.
Preferably, the electric charge bill default processing module is used for generating electric charge bill default information of an electric company; in a preferred case, the electric charge bill default processing module further comprises a release module, which is used for sending the electric charge bill default information of the electric company to the electric company and/or an external public platform according to a preset rule; in a preferred case, the electricity bill default processing module further includes a default level determining module, configured to obtain a default level of the electricity company according to a duration of the overdue electricity bill and a preset threshold.
Preferably, the breach level judging module of the electric bill breach processing module is configured to judge whether the electric bill is paid by the electric company when the overdue payment state is over, and if not, judge that the electric company is in a first-level breach state; and sending a prompt message to an external settlement clearing mechanism; and the external clearing and settling mechanism receives the prompt information and outputs an instruction to pay the electric bill by using the electricity selling company to pay the deposit.
Preferably, the breach level judging module of the electric bill breach processing module judges that the corresponding electric company is in a second breach state when receiving the electric bill lack information of the external clearing and settling mechanism; the electric charge bill shortage information is sent out under the condition that the electric charge bill still has shortage after the electric charge bill is paid by the electric selling company to pay the guarantee money.
Preferably, the deposit bill default processing module is configured to generate deposit bill default information of the electric company according to a preset rule and send the deposit bill default information to the electric company and/or an external display platform when the electric company does not complete deposit clearing within the deposit bill clearing period.
Preferably, the bottom protection power supply module is used for providing bottom protection power supply for a preset bottom protection electricity selling company according to preset rules under preset conditions; the preset condition comprises that the electric charge bill of the electricity selling company breaks down and/or the guarantee bill breaks down to stop the card, and the externally input guarantee power supply plan confirmation information is received.
Preferably, the bill error processing module is used for updating the electric charge bill and/or the guarantee bill error according to the received error processing application within the set error processing period; when the actual electricity consumption of the user is inconsistent with the electricity consumption of the settlement bill due to metering or meter reading errors and the like, the bill error processing module updates the electricity bill according to the transaction information of the settlement period and the correct electricity after the transaction is checked.
Based on the settlement system for the electricity-selling company of the electricity spot market, the settlement method for the electricity-selling company of the electricity spot market is realized.
The settlement system for the electricity market oriented to the electricity selling company provided by the embodiment of the invention avoids complex processes of data transmission, data field conversion and the like through the initialized transmission of the settlement related data of each module and the system generation of the settlement and clearing bill, reduces unnecessary links of settlement related data confirmation, bill confirmation and the like, and effectively improves the settlement and clearing efficiency of the electricity market selling company of the electricity market; the credit evaluation module of the electric company reasonably evaluates the credit level of the electric company, the clearing limit quantification module reasonably quantifies the predicted risk of the electric company, the deposit bill settlement clearing module designed according to the credit evaluation result and the risk quantification result can ensure the efficient and orderly completion of the electric charge settlement clearing process, and meanwhile, the bill default processing module, the bill error processing module and the deposit power supply module play a role in the spot market settlement clearing work of the spam, so that the settlement clearing risk in the spot market is effectively reduced, and the whole settlement clearing system and the construction method thereof can greatly improve the efficiency and the risk prevention capability of the settlement clearing link of the electric company when being applied to the spot market settlement clearing.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the description of the embodiments will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic diagram of a settlement system for electric power spot market, which is provided by an embodiment of the present invention;
FIG. 2 is a schematic diagram of a proxy settlement clearing mode in a settlement system for electricity-selling companies in the electric power spot market according to an embodiment of the present invention
Fig. 3 is a schematic diagram of an independent settlement mode in a settlement system for an electricity-selling company for the electricity spot market according to an embodiment of the present invention;
fig. 4 is a schematic diagram of settlement and clearing of an electric bill of an electric company in a settlement system for the electric company in the electric spot market according to an embodiment of the present invention;
fig. 5 is a schematic diagram of a settlement system for electric power spot market facing to electric power selling company according to the second embodiment of the present invention;
fig. 6 is a credit evaluation index system diagram of an electric power company in a settlement system for the electric power spot market provided by the embodiment of the invention;
Fig. 7 is a third diagram of a settlement system architecture for an electricity-selling company for the electricity spot market according to the embodiment of the present invention;
fig. 8 is a fourth diagram of a settlement system architecture for electric power spot market oriented to electric power selling companies according to the embodiment of the present invention;
fig. 9 is a fifth diagram of a settlement system architecture for electric power spot market oriented electric power selling company according to the embodiment of the present invention;
fig. 10 is a schematic diagram of processing electric bill violations in a settlement system for electric power spot market oriented to electric power companies according to an embodiment of the present invention;
fig. 11 is a schematic diagram of a settlement system for electric power spot market facing to electric power selling companies according to the embodiment of the present invention;
FIG. 12 is a schematic diagram of a method for clearing and processing a license bill in a settlement system for an electricity-selling company in the electric power spot market according to an embodiment of the present invention;
fig. 13 is a schematic diagram of a settlement system for electric power spot market oriented to electric power companies according to an embodiment of the present invention;
fig. 14 is a schematic diagram of a method for providing a bottom-protection power supply module of an electric company in a settlement system facing the electric company in an electric spot market according to an embodiment of the present invention;
fig. 15 is a schematic diagram of a settlement system for electric power spot market oriented to electric power companies according to an embodiment of the present invention;
Fig. 16 is a schematic diagram of a billing error module of an electric power company in a billing system for the electric power spot market according to an embodiment of the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to fall within the scope of the invention.
In the description that follows, embodiments of the invention will be described with reference to steps and symbols performed by one or more computers, unless otherwise indicated. Thus, these steps and operations will be performed by a computer, which as referred to herein performs operations that include a computer processing unit that is represented by electronic signals that represent data in a structured form. This operation transforms the data or maintains it in place in the computer's memory system, which may reconfigure or otherwise alter the computer's operation in a manner well known to those skilled in the art. However, the principles of the present invention are described in the foregoing text and are not meant to be limiting, and one skilled in the art will recognize that various steps and operations described below may also be implemented in hardware.
The term "module" as used herein may be considered as a software object executing on an computing system. The apparatus and methods described herein are preferably implemented in software, but may of course also be implemented in hardware, all within the scope of the invention.
The following describes a settlement system for electricity-vending companies in the electricity spot market according to an embodiment of the present invention with reference to fig. 1 to 16.
An embodiment provides a settlement system for an electricity market oriented sales company, the system frame of which is shown in fig. 1, comprising:
the system comprises a settlement data acquisition module, an electricity selling company clearance quota quantification module, an electricity fee bill settlement module, an electricity selling company credit evaluation module, a deposit bill settlement and settlement guarantee module, an electricity fee bill default processing module, a deposit bill default power supply module and a bill error processing module;
the login information input module is connected with the identity verification module through an information interaction interface;
the identity verification module is respectively connected with the electric selling company clearing limit quantification module, the electric charge bill settlement module, the electric selling company credit evaluation module, the gold-guaranteeing bill settlement and settlement module, the electric charge bill default processing module, the gold-guaranteeing bill default processing module, the bottom-guaranteeing power supply module and the bill error processing module through information interaction interfaces;
The settlement data acquisition module is respectively connected with the electric company clearing limit quantification module, the electric charge bill settlement module and the electric company credit evaluation module in sequence through an information interaction interface;
the electric charge bill settlement module is respectively connected with the electric company clearing limit quantification module, the gold bill settlement and settlement module, the electric charge bill default processing module and the bill error processing module in sequence through an information interaction interface;
the clearing limit quantization module of the electricity selling company is connected with the settlement and clearing module of the gold bill through an information interaction interface;
the said settlement and clearing module of the said deposit bill of guarantee is connected with said deposit bill of guarantee violating the regulations processing module, bill error processing module sequentially through the interface of information interaction;
the electric charge bill default processing module is connected with the bottom protection power supply module through an information interaction interface;
and the guarantee gold bill default processing module is connected with the guarantee bottom power supply module through an information interaction interface.
The settlement data acquisition module, the electricity selling company clearing limit quantification module, the electricity fee bill settlement module, the electricity selling company credit evaluation module, the deposit bill settlement and clearing module, the electricity fee bill default processing module, the deposit bill power supply module and the bill error processing module all adopt servers.
The login information input module is used for providing an input interface for a user to input login information;
the identity verification module pre-stores authorized information of an electricity selling company; the identity verification module is used for comparing login information with prestored authorized electricity selling company information so as to determine whether a user is an authorized electricity selling company or not; if the comparison results are consistent, allowing the electricity selling company to log in the system, and if the comparison results are inconsistent, not allowing the electricity selling company to log in the system;
the settlement data acquisition module is used for acquiring initialization data, including initialization data of metering electric quantity data of an external marketing system, transaction data of an external spot market transaction system and retail data of an external retail system; the settlement data acquisition module comprises a first mode setting unit for setting a settlement mode, and when the settlement mode is set as a proxy settlement mode, the settlement data acquisition module receives metering electric quantity data from an external power grid enterprise marketing system; when set to the independent settlement mode, receiving metering power data from an external settlement clearing mechanism; the declaration data is obtained from an external spot market trading system and an external retail system.
In one embodiment, the proxy settlement clearing mode described above specifically refers to a mode in which the sales company does not conduct retail funds clearing with its retail customers, but the retail customers' funds clearing is conducted by the grid enterprise proxy, and in one example, the proxy settlement clearing mode is schematically illustrated in fig. 2. The independent settlement clearing mode specifically refers to that the electricity selling company and retail clients thereof clear retail funds, and the electricity selling company independently bears the responsibility of collecting the electricity fee of the terminal retail clients. In one example, an independent settlement clearing mode schematic is shown in FIG. 3. The settlement clearing mechanism can be a unified mechanism for bearing market functions such as settlement bill issuing, business fund clearing and the like in the electric power spot market.
The electric charge bill settlement module is used for electric charge settlement and issuing of electric charge bills of the electric company; the electricity bill settlement module comprises a second mode setting unit for setting a settlement mode, and when the second mode setting unit is set into a proxy settlement mode, the electricity bill of the difference between wholesale market and retail market of an electricity company is taken as an electricity bill settlement result; when the independent clearing mode is set, the net electricity charge of the wholesale market of the electricity selling company is used as an electricity charge settlement result; the electric charge bill settlement module outputs an initial electric charge bill according to the initial data acquired from the settlement data initialization module; the electric charge bill settlement module comprises a bill checking and issuing unit, and is used for checking an electric charge bill and generating issuing information for an electric company; issuing to an electricity selling company; in a preferred case, the release information includes a clearing period. The electric charge bill settlement and clearing module automatically issues an initial electric charge bill, and synchronously issues the initial electric charge bill to the electric company after bill checking, and the electric company is required to clear the electric charge bill in a specified date, and the electric charge bill settlement and clearing cycle of the electric charge bill of the electric company is schematically shown in fig. 4.
In one embodiment, in the proxy settlement clearing mode, the electric charge bill settlement module outputs the electric charge settlement result of the corresponding electric company
Figure BDA0003393404510000091
The method comprises the following steps:
Figure BDA0003393404510000092
i∈[1,N]
wherein N is the number of electric companies in the spot market, AG is the balance settlement electric charge,
Figure BDA0003393404510000093
refers to the difference of the wholesale market and retail market of the electricity selling company i in the settlement period T, wherein RM represents the retail market,/or%>
Figure BDA0003393404510000094
Means that the selling company i sells electricity in the retail market within the settlement period T, WM represents wholesale market,/and the like>
Figure BDA0003393404510000095
And (3) purchasing electricity cost for wholesale market of the electricity selling company i in the settlement period T.
In another embodiment, in the independent settlement mode, the electric bill settlement module outputs the electric bill settlement result of the corresponding electric company
Figure BDA0003393404510000096
In particular +.>
Figure BDA0003393404510000097
Wherein IN represents a net settlement electricity fee, WM represents a wholesale market,
Figure BDA0003393404510000098
and (3) purifying part of the electric charge for the wholesale market of the electricity selling company i in the settlement period T.
In one embodiment, the charging mode of the electric charge bill settlement module may optionally include one or more of a medium-long term contract charging mode, a day-ahead electric quantity charging mode, a real-time electric quantity charging mode, an unbalanced fund charging mode and a retail charging mode.
In another embodiment, the settlement system for the electricity spot market facing to the electricity selling company preferably further comprises an electricity selling company credit evaluation module, wherein a system block diagram of the electricity selling company credit evaluation module is shown in fig. 5, and the electricity selling company credit evaluation module receives the financial information, wholesale market transaction information and retail market retail information of the electricity selling company sent by the settlement data acquisition module as initialization data of a credit evaluation model; the credit evaluation module of the electricity selling company is used for obtaining an initial credit value, a annual credit value, a periodic credit value and a total credit value of the electricity selling company which pass identity verification according to a preset credit evaluation model, and judging and obtaining a credit risk grade of the corresponding electricity selling company according to a preset mapping model and the initial credit value, the annual credit value, the periodic credit value and the total credit value; the method comprises the steps of providing information risk levels of a plurality of electric companies, and setting a tangible net asset ratio coefficient of the corresponding electric company by adopting a preset rule according to the information risk levels; and is used for obtaining the unsecured credit line value of the corresponding electricity selling company according to the preset credit line model.
The dimension of credit evaluation by the credit evaluation module of the electricity selling company can comprise a quantitative index, a qualitative index and a risk statistics index, wherein the quantitative index consists of a financial index and a market index; the financial indexes mainly comprise a scale index, a capital structure index, a fluidity index, an operation capacity index and a profitability index; the market indexes mainly comprise an electric quantity variety structure, a market business structure, a retail customer retention rate, electric power market trading receipts, electric power market trading net profits, trading receipts increase rates and trading net profits increase rates; the qualitative indexes mainly comprise the external financing capability of an electricity selling company, company management, personnel structure, financial management, credit worthiness, risk control, major event and industry environment; the risk statistics mainly include the number of electric charge settlement violations, the number of electric charge settlement overdue times, the number of deposit settlement violations, the number of deposit settlement overdue times, and the like, and fig. 6 provides an example.
In the settlement system for the electricity market oriented to the electricity selling company provided by one embodiment, the credit line model of the credit evaluation module of the electricity selling company is specifically expressed as follows:
Figure BDA0003393404510000101
i∈[1,N]
where Uns represents the amount of unsecured credit,
Figure BDA0003393404510000102
Non-guaranteed credit for electricity company i,/->
Figure BDA0003393404510000103
For the physical net asset amount, lambda, of the electricity company i i Is the tangible net asset ratio coefficient of the electricity selling company i.
In the settlement system for the electricity-selling company oriented to the electricity spot market provided in another embodiment, a system block diagram is shown in fig. 7, and the electricity-selling company clearing limit quantification module receives wholesale market transaction information and retail market retail information sent by the settlement data acquisition module, and the electricity-selling company clearing limit quantification module receives electricity bill settlement clearing information sent by the electricity bill settlement module; the utility model is characterized in that an utility company clearing limit quantization module is preset with an utility company risk quantization model, the utility company clearing limit quantization module takes the obtained wholesale market transaction information, retail market retail information and electric charge bill settlement clearing information as initialization data of the utility company risk quantization model, the utility company risk quantization model is adopted according to the credit risk level of the corresponding utility company to obtain the risk quantization value of the corresponding utility company as the clearing limit of the corresponding utility company, and the guaranteed risk quantization value obtained by the module covers the potential risks which cannot be borne by the settlement clearing organization.
In practical application, the product dimension of the risk quantification model of the electricity selling company for acquiring the potential credit risk of the electricity selling company can also relate to electric energy transaction and related derivatives, including medium-and-long-term transaction, daily transaction, real-time transaction, futures option transaction and the like; the auxiliary service and the power transmission and distribution service comprise a frequency modulation service, a standby service, a black start service, a power transmission right service and the like; the service provided by the market running structure and the management structure comprises market management related fees, transaction service related fees and the like.
In practical use, the time dimension of the risk quantification model of the electric company for acquiring the potential credit risk of the electric company can relate to debt that has completed transactions but has not completed bill payment, and can be further divided into a part that has not been paid and a part that has not been paid; the debt related to the transaction that has not been completed but may be charged in the future can be further divided into the debt that may be generated during the period from the breach to the termination of the marketing campaign and the debt that may be generated during the subsequent transaction after the termination of the marketing campaign.
The system block diagram of the settlement system for the electric power spot market oriented to the electric power company is shown in fig. 8, and the guarantee bill settlement and clearing module is used for acquiring the non-guaranteed credit limit value of the electric power company and the guaranteed credit limit which the electric power company should pay according to the clearing limit output by the electric power company clearing limit quantifying module and the non-guaranteed credit limit value output by the electric power company credit evaluating module by adopting a preset guarantee gold model; the electricity bill settlement module is used for outputting an electricity bill settlement bill according to the electricity bill, and calculating the guaranteed gold deficiency of the electricity company; the deposit bill settlement and clearing module comprises a deposit bill generation unit, a deposit bill generation unit and a deposit bill generation unit, wherein the deposit bill generation unit is used for generating and checking a deposit bill according to deposit amount to be paid by an electricity selling company and issuing the deposit bill to the electricity selling company; in a preferred case, the release information includes a guaranteed gold bill clearing period. After the electricity charge bill settlement module updates and outputs each time, the deposit bill settlement clearing module updates the deposit amount of the electricity selling company, automatically issues the deposit bill, synchronously issues the deposit bill to the electricity selling company after bill checking, and requires the electricity selling company to clear the deposit bill amount within a specified date.
In one embodiment, the settlement system for the electric power spot market facing the electric power selling company processes the obtained guaranteed amount of the electric power selling company to be paid
Figure BDA0003393404510000111
i∈[1,N]
Wherein Se represents a gold guarantee,
Figure BDA0003393404510000112
for the amount of the payable of the electricity selling company i, lim represents the credit limit,
Figure BDA0003393404510000113
i wind for electricity selling companyRisk quantification calculation result, i.e. the electric company clearing limit Uns shows no guarantee credit, +.>
Figure BDA0003393404510000114
The credit line is not guaranteed for the electricity selling company i.
The system block diagram of the settlement system for the electricity-selling company oriented to the electricity spot market provided by the other embodiment is shown in fig. 9, and the electricity fee bill default processing module is used for generating electricity fee bill default information of the electricity-selling company; the electric charge bill default processing module further comprises a release module for sending electric charge bill default information of the electric company to the electric company and/or an external public platform according to a preset rule; the electric charge bill default processing module further comprises a default grade judging module for obtaining the default grade of the electric company according to the overdue duration of the electric charge and a preset threshold.
After the electric charge bill settlement module is updated and output each time, if the electric charge company does not conduct electric charge settlement with the settlement mechanism according to time, the electric charge bill default processing module sends electric charge bill default information of the electric charge company to the market for public display; and after the public period, entering an electric charge overdue payment state, and after the overdue payment period is finished, not all the electric charge bill is cleared, so that the electric charge bill is subjected to default treatment.
In another embodiment, the default level determining module of the electricity bill default processing module is configured to determine whether the electricity company pays the electricity bill when the overdue payment state is over, and if not, determine that the electricity company is in a first-level default state; and sending a prompt message to an external settlement clearing mechanism; and the external clearing and settling mechanism receives the prompt information and outputs an instruction to pay the electric bill by using the electricity selling company to pay the deposit. The breaking grade judging module of the other electric charge bill breaking processing module judges that the corresponding electric company is in a secondary breaking state when receiving electric charge bill deficiency information of the external clearing and settling mechanism; the electric charge bill shortage information is sent out under the condition that the electric charge bill still has shortage after the electric charge bill is paid by the electric selling company to pay the guarantee money. As shown in fig. 10, the flow of the electric charge bill default processing is shown.
The system block diagram of the settlement system for the electric power spot market oriented to the electric power company is shown in fig. 11, and the guarantee statement of the credit check processing module is configured to generate the guarantee statement of the credit check information of the electric power company according to a preset rule and send the information to the electric power company and/or an external display platform when the electric power company does not complete the clearing of the credit check within the clearing period of the credit check. If the electricity selling company does not conduct the clearing of the deposit according to the period and the settlement clearing mechanism, the deposit is shown to the market, the deposit overdue payment state is entered after the showing period, the deposit is not cleared completely after the overdue payment period is finished, and the deposit bill default processing is started as follows:
(1) Receiving a default notice sent by a settlement clearing mechanism to an electricity selling company;
(2) Receiving information of on-demand compensation of an electricity selling company, sending the information to a settlement clearing mechanism, judging whether the requirements of the deposit are met, and receiving a request of the electricity selling company for delay;
(3) If the electric company does not meet the requirements of the deposit, receiving a card stopping instruction output by a settlement clearing mechanism or an instruction for re-evaluating the credit level of the electric company;
(4) An instruction to stop the card or re-evaluate the credit level of the electric company is issued to the electric company.
In one specific example, the guaranteed gold bill settlement clearing and breach processing flow is shown in FIG. 12.
The system block diagram of the settlement system for the electricity-selling company oriented to the electricity spot market provided by the other embodiment is shown in fig. 13, and the bottom-protecting power supply module is used for providing bottom-protecting power supply for the preset bottom-protecting electricity-selling company according to preset rules under preset conditions; the preset conditions comprise that the electric charge bill of the electricity selling company breaks down and/or the guarantee bill breaks down to stop the card and receive the externally input guarantee bottom power supply plan confirmation information. Based on the design of the bottom protection power supply module, the bottom protection power supply under the condition that a certain electricity selling company is stopped is realized, after the electricity fee bill default processing module and the gold bill default processing module are processed, if the electricity selling company is stopped and relevant power transmission and distribution jurisdiction and dispatching institutions confirm that the bottom protection power supply plan is feasible, the bottom protection power supply module is activated, and a user violating the agency of the electricity selling company is agency of the bottom protection electricity selling company. As illustrated in fig. 14, the process of performing the bottom protection power supply after the power company stops playing cards in one example.
Another embodiment provides a settlement system for electric power spot market oriented electric power companies, and the system block diagram is shown in fig. 15, and the bill error processing module is configured to update the electric bill and/or the guaranteed bill error according to the received error processing application within a set error processing period. The electric charge bill and the guarantee bill are issued, the electricity consumption used for settlement in the early stage is inconsistent with the actual electricity consumption of a user due to metering or meter reading errors and other reasons in a preset error processing period, an electricity selling company can apply for error processing to the settlement bill, the error processing is carried out according to the transaction information of the settlement period and the actual electricity consumption after the checking is passed, and the error processing application is not accepted any more outside the error processing period. For example, in one example, the error handling period is 3 months, and the settlement bill is released for 3 months and no more error handling is performed. As shown in fig. 16, a flow of bill error handling in one embodiment.
Those of ordinary skill in the art will appreciate that the systems of the above embodiments may be implemented by software or instructions, or by instruction control related hardware.
The settlement system for electricity-selling companies provided by the embodiment of the present invention is described in detail, and specific examples are applied to illustrate the principles and embodiments of the present invention, and the description of the above embodiments is only used to help understand the method and core ideas of the present invention; meanwhile, as those skilled in the art will have variations in the specific embodiments and application scope in light of the ideas of the present invention, the present description should not be construed as limiting the present invention.

Claims (8)

1. A settlement system for an electricity market-oriented electricity company, comprising:
the system comprises a settlement data acquisition module, an electricity selling company clearance quota quantification module, an electricity fee bill settlement module, an electricity selling company credit evaluation module, a deposit bill settlement and settlement guarantee module, an electricity fee bill default processing module, a deposit bill default power supply module and a bill error processing module;
the login information input module is connected with the identity verification module through an information interaction interface;
the identity verification module is respectively connected with the electric selling company clearing limit quantification module, the electric charge bill settlement module, the electric selling company credit evaluation module, the gold-guaranteeing bill settlement and settlement module, the electric charge bill default processing module, the gold-guaranteeing bill default processing module, the bottom-guaranteeing power supply module and the bill error processing module through information interaction interfaces;
the settlement data acquisition module is respectively connected with the electric company clearing limit quantification module, the electric charge bill settlement module and the electric company credit evaluation module in sequence through an information interaction interface;
the electric charge bill settlement module is respectively connected with the electric company clearing limit quantification module, the gold bill settlement and settlement module, the electric charge bill default processing module and the bill error processing module in sequence through an information interaction interface;
The clearing limit quantization module of the electricity selling company is connected with the settlement and clearing module of the gold bill through an information interaction interface;
the said settlement and clearing module of the said deposit bill of guarantee is connected with said deposit bill of guarantee violating the regulations processing module, bill error processing module sequentially through the interface of information interaction;
the electric charge bill default processing module is connected with the bottom protection power supply module through an information interaction interface;
and the guarantee gold bill default processing module is connected with the guarantee bottom power supply module through an information interaction interface.
2. The settlement system for electricity-vending companies according to claim 1, wherein the login information input module provides an input interface for a user to input login information;
the identity verification module pre-stores authorized information of an electricity selling company; the identity verification module is used for comparing login information with prestored authorized electricity selling company information so as to determine whether a user is an authorized electricity selling company or not;
the settlement data acquisition module is used for acquiring initialization data, including initialization data of metering electric quantity data and declaration data; the settlement data acquisition module comprises a first mode setting unit for setting a settlement mode, and when the settlement mode is set as a proxy settlement mode, the settlement data acquisition module receives metering electric quantity data from an external power grid enterprise marketing system; when set to the independent settlement mode, receiving metering power data from an external settlement clearing mechanism; the declaration data is acquired from an external spot market transaction system and an external retail system;
The electric charge bill settlement module is used for electric charge settlement and issuing of electric charge bills of the electric company; the electricity bill settlement module comprises a second mode setting unit for setting a settlement mode, and when the second mode setting unit is set into a proxy settlement mode, the electricity bill of the difference between wholesale market and retail market of an electricity company is taken as an electricity bill settlement result; when the independent clearing mode is set, the net electricity charge of the wholesale market of the electricity selling company is used as an electricity charge settlement result; the electric charge bill settlement module outputs an initial electric charge bill according to the initial data acquired from the settlement data initialization module; the electric charge bill settlement module comprises a bill checking and issuing unit, and is used for checking an electric charge bill and generating issuing information for an electric company; issuing to an electricity selling company; in a preferred case, the release information includes a clearing period;
the credit evaluation module of the electric selling company receives financial information, wholesale market transaction information and retail market retail information of the electric selling company, which are sent by the settlement data acquisition module, and the financial information, wholesale market transaction information and retail market retail information of the electric selling company are used as initialization data of a credit evaluation model; the credit evaluation module of the electricity selling company is used for obtaining an initial credit value, a annual credit value, a periodic credit value and a total credit value of the electricity selling company which pass identity verification according to a preset credit evaluation model, and judging and obtaining a credit risk grade of the corresponding electricity selling company according to a preset mapping model and the initial credit value, the annual credit value, the periodic credit value and the total credit value; the method comprises the steps of providing information risk levels of a plurality of electric companies, and setting a tangible net asset ratio coefficient of the corresponding electric company by adopting a preset rule according to the information risk levels; and the method is used for obtaining the non-guaranteed credit limit value of the corresponding electricity selling company according to a preset credit limit model;
The electric company clearing limit quantification module receives wholesale market transaction information and retail market retail information sent by the settlement data acquisition module, and receives electric charge bill settlement information sent by the electric charge bill settlement module; the utility clearing limit quantization module presets a utility risk quantization model, and uses the obtained wholesale market transaction information, retail market retail information and electric charge bill settlement clearing information as initialization data of the utility risk quantization model, and uses the utility risk quantization model according to the credit risk level of the corresponding utility to obtain the risk quantization value of the corresponding utility and use the same as the clearing limit of the corresponding utility;
the deposit bill settlement and clearing module is used for acquiring the deposit credit limit value of the electricity selling company and the deposit credit limit to be paid by the electricity selling company by adopting a preset deposit model according to the clearing limit output by the electricity selling company clearing limit quantifying module and the non-guarantee credit limit value output by the electricity selling company credit evaluating module; the electricity bill settlement module is used for outputting an electricity bill settlement bill according to the electricity bill, and calculating the guaranteed gold deficiency of the electricity company; the deposit bill settlement and clearing module comprises a deposit bill generation unit, a deposit bill generation unit and a deposit bill generation unit, wherein the deposit bill generation unit is used for generating and checking a deposit bill according to deposit amount to be paid by an electricity selling company and issuing the deposit bill to the electricity selling company; in a preferred case, the release information includes a guaranteed gold bill clearing period;
The electric charge bill default processing module is used for generating electric charge bill default information of an electric company; in a preferred case, the electric charge bill default processing module further comprises a release module, which is used for sending the electric charge bill default information of the electric company to the electric company and/or an external public platform according to a preset rule; in a preferred case, the electricity bill default processing module further includes a default level determining module, configured to obtain a default level of an electricity company according to a duration of an overdue electricity bill and a preset threshold;
the deposit bill default processing module is used for generating deposit bill default information of the electric company according to a preset rule and sending the deposit bill default information to the electric company and/or an external display platform under the condition that the electric company does not finish deposit clearance within the deposit bill clearance period;
the bottom protection power supply module is used for providing bottom protection power supply for a preset bottom protection electricity selling company according to preset rules under preset conditions; the preset conditions comprise that the electric charge bill of the electricity selling company breaks down and/or the license bill breaks down to stop the card, and the license power supply plan confirmation information input from the outside is received;
the bill error processing module is used for updating the electric charge bill and/or the guarantee bill errors according to the received error processing application within the set error processing deadline; when the actual electricity consumption of the user is inconsistent with the electricity consumption of the settlement bill due to metering or meter reading errors and the like, the bill error processing module updates the electricity bill according to the transaction information of the settlement period and the correct electricity after the transaction is checked.
3. The system according to claim 1, wherein in the proxy settlement clearing mode, the electric bill settlement module outputs the electric bill settlement result of the corresponding electric company
Figure FDA0003393404500000031
The method comprises the following steps:
Figure FDA0003393404500000032
i∈[1,N]
wherein N represents the number of all electric-selling companies in the spot market, AG represents the balance settlement electricityThe cost of the money is set,
Figure FDA0003393404500000033
for the difference part of the electric charge of wholesale market and retail market in the settlement period T of the electric company i, the batch of zero difference income is short, RM represents the retail market, < + >>
Figure FDA0003393404500000034
For the retail market selling electric profits of the electric company i in the settlement period T WM represents wholesale market,/->
Figure FDA0003393404500000035
And (3) purchasing electricity cost for wholesale market of the electricity selling company i in the settlement period T. />
4. The system according to claim 1, wherein in the independent settlement clearing mode, the electric bill settlement module outputs the electric bill settlement result of the corresponding electric company
Figure FDA0003393404500000036
The method comprises the following steps:
Figure FDA0003393404500000037
i∈[1,N]
wherein IN represents a net settlement electricity fee, WM represents a wholesale market,
Figure FDA0003393404500000041
and (3) purifying part of the electric charge for the wholesale market of the electricity selling company i in the settlement period T.
5. The settlement system for electric power spot markets oriented to electric power companies according to claim 1, wherein the credit line model of the credit evaluation module of the electric power selling company is expressed as:
Figure FDA0003393404500000042
i∈[1,N]
wherein ,
Figure FDA0003393404500000043
non-guaranteed credit for electricity company i,/->
Figure FDA0003393404500000044
For the physical net asset amount, lambda, of the electricity company i i Is the tangible net asset ratio coefficient of the electricity selling company i.
6. The settlement system for electricity-vending companies according to claim 1, wherein the obtained amount of the deposit to be paid by the electricity-vending companies:
Figure FDA0003393404500000045
i∈[1,N]
wherein Se represents a gold guarantee,
Figure FDA0003393404500000046
for the payable amount of the electricity company i, lim represents the credit limit, +.>
Figure FDA0003393404500000047
Quantifying the calculation result for the risk of the electric company i, namely clearing limit of the electric company, uns represents non-guarantee credit and +.>
Figure FDA0003393404500000048
The credit line is not guaranteed for the electricity selling company i.
7. The settlement system for electricity-vending companies according to claim 1, wherein the offence grade determination module of the electricity bill offence processing module is configured to determine whether the electricity bill is paid by the electricity-vending company at the end of the overdue payment state, and if not, determine that the electricity-vending company is in a first-level offence state; and sending a prompt message to an external settlement clearing mechanism; and the external clearing and settling mechanism receives the prompt information and outputs an instruction to pay the electric bill by using the electricity selling company to pay the deposit.
8. The system for power spot market oriented electric company settlement according to claim 1, wherein the electric bill default level determination module of the electric bill default processing module determines that the corresponding electric company is in a secondary default state when receiving electric bill default information of an external clearing settlement institution; the electric charge bill shortage information is sent out under the condition that the electric charge bill still has shortage after the electric charge bill is paid by the electric selling company to pay the guarantee money.
CN202111475962.9A 2021-12-06 2021-12-06 Accounting system for electricity market oriented to electricity selling company Pending CN116245528A (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118379028A (en) * 2024-06-21 2024-07-23 国网安徽省电力有限公司经济技术研究院 Accounting examination and financial accounting management method for power engineering

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118379028A (en) * 2024-06-21 2024-07-23 国网安徽省电力有限公司经济技术研究院 Accounting examination and financial accounting management method for power engineering
CN118379028B (en) * 2024-06-21 2024-10-01 国网安徽省电力有限公司经济技术研究院 Accounting examination and financial accounting management method for power engineering

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