CN201138758Y - Intelligence control system for renewable energy resources and commercial electric power - Google Patents
Intelligence control system for renewable energy resources and commercial electric power Download PDFInfo
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- CN201138758Y CN201138758Y CNU2007201742907U CN200720174290U CN201138758Y CN 201138758 Y CN201138758 Y CN 201138758Y CN U2007201742907 U CNU2007201742907 U CN U2007201742907U CN 200720174290 U CN200720174290 U CN 200720174290U CN 201138758 Y CN201138758 Y CN 201138758Y
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- 238000007667 floating Methods 0.000 claims abstract description 12
- 238000011084 recovery Methods 0.000 claims description 26
- 230000001172 regenerating effect Effects 0.000 claims description 12
- 238000005070 sampling Methods 0.000 claims description 9
- 238000007600 charging Methods 0.000 claims description 6
- 238000010248 power generation Methods 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 230000000295 complement effect Effects 0.000 abstract description 2
- 238000004146 energy storage Methods 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 4
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- 238000005516 engineering process Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
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Abstract
The utility model discloses an intelligent control system of a renewable energy and a commercial power, which belongs to an electrical energy storage system. The utility model aims at providing a control system of a complementary power supply between the renewable energy and the commercial power. The utility model comprises a generating set, a battery, a main controller and a branch controller, wherein the generating set (1) is connected with the battery (7) by a controllable constant pressure current-limiting circuit (8) and an average charge circuit (3); the battery outputs current through a floating charge circuit (4); the main controller (5) is respectively connected with the generating set (1), the controllable constant pressure current-limiting circuit (8), the average charge circuit (3), the floating charge circuit (4), the battery (7) and each branch controller (6); and the main controller (5) is connected with the controllable constant pressure current-limiting circuit (8) through an auxiliary charge power (2). The battery of the utility model has the small design capacity, the long service life and the low cost and can be widely applied to low pressure direct electrical equipment and a low pressure direct lighting system.
Description
Technical field:
The utility model relates to a kind of electric energy storage system, relates in particular to a kind of regenerative resource to be converted to the intelligence control system that electric energy is stored and powered.
Background technology:
Regenerative resource comprises wind power generation, photovoltaic generation, geothermal power generation etc., is most widely used at present, market prospects are the most good when the number solar energy power generatings.Any harmful substance, pollution-free is not discharged in solar energy power generating, and electricity generation system does not have moving component; Because the modular member of system can disperse to be provided with on the spot, therefore have advantages such as maneuverability, reliable, easy maintenance and construction period be short, be a kind of very good renewable clear energy sources.Yet, the subject matter that the current majority solar photovoltaic generation system exists is: if satisfy the power demands at continuous many days cloudy daies, it is standby then must all to charge into storage battery at following power consumption of several days of sunny weather condition, this just requires the capacity of storage battery enough big, thereby causes the systems technology economy to descend, apply difficulty.Up to now, switch the correlation technique that is used mutually about regenerative resources such as solar energy and civil power and yet there are no report.
Summary of the invention:
At the above-mentioned defective that exists in the prior art, the utility model aims to provide the intelligence control system of a kind of regenerative resource and civil power, this system can switch civil power and regenerative resource mutually, thereby reaches the purpose of regenerative resource and the complementary power supply of civil power.
To achieve these goals, the utility model by the following technical solutions: it comprises Blast Furnace Top Gas Recovery Turbine Unit (TRT), storage battery, master controller and branch controller; Blast Furnace Top Gas Recovery Turbine Unit (TRT) is connected with batteries by controlled constant voltage and current limiting circuit, bulk charge road, batteries is by the outer output current of floating charge road direction, master controller is connected with Blast Furnace Top Gas Recovery Turbine Unit (TRT), controlled constant voltage and current limiting circuit, bulk charge road, floating charge circuit, batteries and each branch controller respectively, and master controller is connected with controlled constant voltage and current limiting circuit by the auxiliary charging power supply;
Master controller is made of the signal sample circuit that is connected with microprocessor by analog-digital converter circuit, the auxiliary control circuit that is connected with microprocessor, signal sample circuit comprises Blast Furnace Top Gas Recovery Turbine Unit (TRT) current sampling circuit, Blast Furnace Top Gas Recovery Turbine Unit (TRT) voltage sampling circuit, system's output current sample circuit, battery tension sample circuit, and auxiliary control circuit comprises accessory power supply connection control circuit, the equal floating charge control circuit of storage battery and current switch control circuit;
Branch controller is made of the electric current and voltage sample circuit that is connected with singlechip microprocessor by the branch road analog-digital converter circuit, the common loop current switch, emergency loop current switch, the AC-DC Switching Power Supply that are connected with singlechip microprocessor respectively, and the electric current and voltage sample circuit comprises AC-DC output current sample circuit, AC-DC output voltage sampling circuit and storage battery loop current sample circuit.
Blast Furnace Top Gas Recovery Turbine Unit (TRT) and controlled constant voltage and current limiting circuit are many groups, and each Blast Furnace Top Gas Recovery Turbine Unit (TRT) is connected with the input of each controlled constant voltage and current limiting circuit, pass through the bulk charge road after the output parallel connection of controlled constant voltage and current limiting circuit is connected with batteries; Blast Furnace Top Gas Recovery Turbine Unit (TRT) comprises wind power generation plant, device of solar generating.
Compared with the prior art, therefore the utility model not only can maximally utilise regenerative resource, but also improve Technological Economy owing to adopted technique scheme under the prerequisite that guarantees power supply quality, help of the present utility model applying; By technique scheme, can make civil power relatively lack regenerative resources such as regional solar energy, wind energy can be fully used, thereby reaches the purpose of energy savings.
Description of drawings:
Fig. 1 is a structure principle chart of the present utility model;
Fig. 2 is the structure principle chart of the utility model master controller;
Fig. 3 is the structure principle chart of the utility model branch controller.
Among the figure: 3 floating charge circuits, 4 master controllers, 5 branch controllers, 6 batteries, 7 controllable constant-pressure current-limiting circuits, 8 signal sample circuits, 9 analog-digital converter circuits, 10 microprocessors, 11 displays, 12 auxiliary control circuits, 13 electric current and voltage sample circuits, 14 branch road analog-digital converter circuits, 15 singlechip microprocessor, 16 normal load, 17 emergency loads, 18 AC-DC Switching Power Supplies, 19 emergency loop current switches, the 20 common loop current switches 21 of TRT 1 auxiliary charging power supply 2 bulk charge roads
Embodiment:
The utility model is described in further detail below in conjunction with accompanying drawing and concrete example:
In Fig. 1～3, Blast Furnace Top Gas Recovery Turbine Unit (TRT) 1 is connected with batteries 7 by controlled constant voltage and current limiting circuit 8, bulk charge road 3, and batteries 7 is by floating charge circuit 4 outside output currents; By signal sample circuit 9, analog-digital converter circuit 10, the master controller 5 that microprocessor 11 and auxiliary control circuit 13 constitutes respectively with the output of Blast Furnace Top Gas Recovery Turbine Unit (TRT) 1, controlled constant voltage and current limiting circuit 8, bulk charge road 3, floating charge circuit 4 and batteries 7 connect, by electric current and voltage sample circuit 14, branch road analog-digital converter circuit 15, singlechip microprocessor 16, AC-DC Switching Power Supply 19, each branch controller 6 that emergency loop current switch 20 and common loop current switch 21 constitute is connected with master controller 5 by the RS485 communication interface, and master controller 5 is connected with controlled constant voltage and current limiting circuit 8 by auxiliary charging power supply 2.
Wherein, the signal sample circuit 9 that includes Blast Furnace Top Gas Recovery Turbine Unit (TRT) current sampling circuit, Blast Furnace Top Gas Recovery Turbine Unit (TRT) voltage sampling circuit, system's output current sample circuit, battery tension sample circuit is connected with microprocessor 11 by analog-digital converter circuit 10, and the auxiliary control circuit 13 that includes accessory power supply connection control circuit, the equal floating charge control circuit of storage battery and current switch control circuit is connected with microprocessor 11; The electric current and voltage sample circuit 14 that includes AC-DC output current sample circuit, AC-DC output voltage sampling circuit and storage battery loop current sample circuit is connected with singlechip microprocessor 16 by branch road analog-digital converter circuit 15, and common loop current switch 21, emergency loop current switch 20, AC-DC Switching Power Supply 19 are connected with singlechip microprocessor 16 respectively; Normal load 17 is connected with batteries 7 by common loop current switch 21, and emergency load 18 is connected with batteries 7 by emergency loop current switch 20; AC-DC Switching Power Supply 19 is connected between common loop current switch 21 and the normal load 17, is connected between emergency loop current switch 20 and the emergency load 18 by another diode by a diode.
As required, Blast Furnace Top Gas Recovery Turbine Unit (TRT) 1 and controlled constant voltage and current limiting circuit 8 can be made as many groups, and the output of each Blast Furnace Top Gas Recovery Turbine Unit (TRT) 1 is connected with the input of each controlled constant voltage and current limiting circuit 8, pass through bulk charge road 3 after the output parallel connection of controlled constant voltage and current limiting circuit 8 is connected with batteries 7.Blast Furnace Top Gas Recovery Turbine Unit (TRT) 1 is wind power generation plant or device of solar generating.For easy to use, master controller 5 can also connect display 12.
The system works principle: to batteries 7 chargings, master controller 5 is given each branch controller 6 by RS485 communication interface output control signal to auxiliary charging power supply 2, by each branch controller 6 powering load under the control of master controller 5.The voltage and current of 5 pairs of loads of master controller, Blast Furnace Top Gas Recovery Turbine Unit (TRT) 1, the parameters such as voltage and current of batteries 7 detect, sample, master controller 5 is analyzed, is handled back output control signal Blast Furnace Top Gas Recovery Turbine Unit (TRT) 1, batteries 7 are controlled, thereby selects civil power or batteries 7 power supplies.Controlled constant voltage and current limiting circuit 8 can limit the electric current of inflow batteries 7 and the terminal voltage of this battery pack by the current/voltage FEEDBACK CONTROL, thereby reduces mains fluctuations to the influence of storage battery, the useful life of improving storage battery.
The master controller operation principle: signal sample circuit 9 is transformed into digital signal with analog signals such as the electric current that collects, voltages by analog-digital converter circuit 10, after microprocessor 11 is handled, export control signals to each branch controller 6 then, thereby give each electric by the RS485 communication interface; Control the access of civil power or each Blast Furnace Top Gas Recovery Turbine Unit (TRT) 1 simultaneously, and the balance charge/discharge of batteries 7.
The branch controller operation principle: electric current and voltage sample circuit 14 is with the electric current that collects, analog signals such as voltage are transformed into digital signal by branch road analog-digital converter circuit 15, after handling, singlechip microprocessor 16 sends master controller 5 to then by the RS485 communication interface, master controller 5 is passed to singlechip microprocessor 16 with control signal after with the signal processing of receiving, this processor is to AC-DC Switching Power Supply 19, it is logical to control it that emergency loop current switch 20 or common loop current switch 21 send control command, disconnected, thus the unlatching of control normal load 17 or emergency load 18 and batteries 7 are selected with the power supply of civil power.
Claims (3)
1. the intelligence control system of regenerative resource and civil power comprises Blast Furnace Top Gas Recovery Turbine Unit (TRT), storage battery, master controller and branch controller; It is characterized in that: Blast Furnace Top Gas Recovery Turbine Unit (TRT) (1) is connected with batteries (7) by controlled constant voltage and current limiting circuit (8), bulk charge road (3), batteries (7) is by the outside output current of floating charge circuit (4), master controller (5) is connected with Blast Furnace Top Gas Recovery Turbine Unit (TRT) (1), controlled constant voltage and current limiting circuit (8), bulk charge road (3), floating charge circuit (4), batteries (7) and each branch controller (6) respectively, and master controller (5) is connected with controlled constant voltage and current limiting circuit (8) by auxiliary charging power supply (2);
Master controller (5) is by the signal sample circuit (9) that is connected with microprocessor (11) by analog-digital converter circuit (10), auxiliary control circuit (13) formation that is connected with microprocessor (11), signal sample circuit (9) comprises Blast Furnace Top Gas Recovery Turbine Unit (TRT) current sampling circuit, Blast Furnace Top Gas Recovery Turbine Unit (TRT) voltage sampling circuit, system's output current sample circuit, battery tension sample circuit, and auxiliary control circuit (13) comprises accessory power supply connection control circuit, the equal floating charge control circuit of storage battery and current switch control circuit;
Branch controller (6) is made of the electric current and voltage sample circuit (14) that is connected with singlechip microprocessor (16) by branch road analog-digital converter circuit (15), the common loop current switch (21) that is connected with singlechip microprocessor (16) respectively, emergency loop current switch (20), AC-DC Switching Power Supply (19), and electric current and voltage sample circuit (14) comprises AC-DC output current sample circuit, AC-DC output voltage sampling circuit and storage battery loop current sample circuit.
2. the intelligence control system of regenerative resource according to claim 1 and civil power, it is characterized in that: Blast Furnace Top Gas Recovery Turbine Unit (TRT) (1) and controlled constant voltage and current limiting circuit (8) are many groups, and each Blast Furnace Top Gas Recovery Turbine Unit (TRT) (1) is connected with the input of each controlled constant voltage and current limiting circuit (8), pass through bulk charge road (3) after the output parallel connection of controlled constant voltage and current limiting circuit (8) is connected with batteries (7).
3. the intelligence control system of regenerative resource according to claim 1 and 2 and civil power is characterized in that: Blast Furnace Top Gas Recovery Turbine Unit (TRT) (1) comprises wind power generation plant, device of solar generating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201742907U CN201138758Y (en) | 2007-12-21 | 2007-12-21 | Intelligence control system for renewable energy resources and commercial electric power |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007201742907U CN201138758Y (en) | 2007-12-21 | 2007-12-21 | Intelligence control system for renewable energy resources and commercial electric power |
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| Publication Number | Publication Date |
|---|---|
| CN201138758Y true CN201138758Y (en) | 2008-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007201742907U Expired - Fee Related CN201138758Y (en) | 2007-12-21 | 2007-12-21 | Intelligence control system for renewable energy resources and commercial electric power |
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| Country | Link |
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| CN (1) | CN201138758Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101877499A (en) * | 2010-04-07 | 2010-11-03 | 艾默生网络能源有限公司 | Method and system for continuously supplying power by solar energy and commercial power |
| CN102386808A (en) * | 2011-11-07 | 2012-03-21 | 重庆电力高等专科学校 | Photovoltaic controller with maximum power point tracking function |
-
2007
- 2007-12-21 CN CNU2007201742907U patent/CN201138758Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101877499A (en) * | 2010-04-07 | 2010-11-03 | 艾默生网络能源有限公司 | Method and system for continuously supplying power by solar energy and commercial power |
| CN101877499B (en) * | 2010-04-07 | 2012-07-18 | 艾默生网络能源有限公司 | Method and system for continuously supplying power by solar energy and commercial power |
| CN102386808A (en) * | 2011-11-07 | 2012-03-21 | 重庆电力高等专科学校 | Photovoltaic controller with maximum power point tracking function |
| CN102386808B (en) * | 2011-11-07 | 2014-09-24 | 重庆电力高等专科学校 | Photovoltaic controller with maximum power tracking |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |