CN201937311U - Full-automatic uniterruptable power output (UPS) - Google Patents
Full-automatic uniterruptable power output (UPS) Download PDFInfo
- Publication number
- CN201937311U CN201937311U CN2011200475958U CN201120047595U CN201937311U CN 201937311 U CN201937311 U CN 201937311U CN 2011200475958 U CN2011200475958 U CN 2011200475958U CN 201120047595 U CN201120047595 U CN 201120047595U CN 201937311 U CN201937311 U CN 201937311U
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- inverter
- power supply
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Stand-By Power Supply Arrangements (AREA)
Abstract
本实用新型公开了一种全自动不间断电源，包括整流器、逆变器、电池开关和蓄电池组，其中整流器的输出端与逆变器的输入端连接，所述的电池开关一端与蓄电池组连接，另一端与逆变器的输入端连接，设有电子开关、直流电压采样电路、过压控制电路和警示电路，其中所述的电子开关位于蓄电池组的充电回路中；所述的直流电压采样电路的输入端连接蓄电池组的输入端，直流电压采样电路的输出端接入过压控制电路；所述的电子开关和警示电路均接入并受控于所述的过压控制电路。本实用新型全自动不间断电源具有电池过充过放保护、抗冲击、自动开关机、带载能力强、输出电压纯净稳定等功能。
The utility model discloses a fully automatic uninterruptible power supply, which comprises a rectifier, an inverter, a battery switch and a battery pack, wherein the output end of the rectifier is connected to the input end of the inverter, and one end of the battery switch is connected to the battery pack , the other end is connected to the input end of the inverter, and is provided with an electronic switch, a DC voltage sampling circuit, an overvoltage control circuit and a warning circuit, wherein the electronic switch is located in the charging circuit of the battery pack; the DC voltage sampling The input end of the circuit is connected to the input end of the battery pack, and the output end of the DC voltage sampling circuit is connected to the overvoltage control circuit; the electronic switch and the warning circuit are connected to and controlled by the overvoltage control circuit. The utility model fully automatic uninterruptible power supply has the functions of battery overcharge and overdischarge protection, impact resistance, automatic switch, strong load capacity, pure and stable output voltage and the like.
Description
Technical field
The utility model relates to a kind of uninterrupted power supply, especially has kinds of protect function and the uninterrupted power supply that can implement remote monitoring.
Background technology
Mains system is as public electric wire net, connecting thousands of various loads, the perception that some of them are bigger, capacitive, Switching Power Supply even load not only obtain electric energy from electrical network, also can impact electrical network itself conversely, worsen the power supply quality of electrical network; In addition, thunderbolt, high pressure, electric arc, Electro-Static Discharge all can produce interference such as various surges, high-voltage pulse, cause line voltage to understand too high, excessively low fluctuation; This will influence the operate as normal of all power consumption equipments directly or indirectly.
Every kind of battery all has nominal voltage and charge and discharge limiting value separately, and the charging of too high voltages will cause the explosion and the damage of battery; Over-discharge can also will be damaged battery.Batteries is an essential important component in the uninterrupted power supply (ups) Unity system, and whether working properly it is, directly influences the quality and the life-span of ups system, is the emphasis that people pay close attention to.
Referring to Fig. 1, existing uninterrupted power supply mainly is made up of rectifier, inverter, batteries and cell switch etc.The input of rectifier input termination civil power, inverter output end is UPS output, and civil power output voltage behind rectifier rectification is U, carries out floating charge for inverter work with to batteries.
Current, mostly UPS is configuration closed maintenance free accumulator group, very easy to use; But batteries is in floating charge state for a long time, and its float charge voltage should be the stationary value of 1.12～1.15 times of nominal voltages.Therefore, strict control float charge voltage can not exceed its upper limit, lower voltage limit; To prevent that particularly batteries from damaging or explosion because of charging voltage is too high.
In addition, when grid cut-off, UPS is powered to load by the batteries inversion; With the batteries prolongation of discharge time, its voltage can descend gradually, when batteries is discharged to final voltage U
EventuallyThe time (about 0.85 times of nominal voltage), promptly should stop the discharge, over-discharge will be damaged battery, can shorten its useful life.
The use of UPS uninterrupted power supply has spread all over the every profession and trade each department, and the periodic maintenance of equipment is patrolled and examined corresponding outstanding, and particularly regional difficulty such as outlying mountain area, bleak and desolate island is bigger.Therefore, the unattended operation of UPS uninterrupted power supply, remote monitoring are just more necessary.
The utility model content
The full-automatic uninterrupted power supply of the utility model HYB type is a kind of online uninterrupted power supply; its safety protection function is complete; especially have over-charging of battery cross put protection, automatic switching, shock resistance, anti-interference, load capacity strong, can implement feature such as remote monitoring, be particularly suitable for abominable, the unattended place of power utilization environment and use.
A kind of full-automatic uninterrupted power supply, comprise rectifier, inverter, cell switch and batteries, wherein the output of rectifier is connected with the input of inverter, described cell switch one end is connected with batteries, the other end is connected with the input of inverter, be provided with electronic switch, direct voltage sample circuit, overvoltage control circuit and warning circuit, wherein said electronic switch is arranged in the charge circuit of batteries; The input of described direct voltage sample circuit connects the input of batteries, and the output of direct voltage sample circuit inserts the overvoltage control circuit; Described electronic switch and warning circuit all insert and are controlled by described overvoltage control circuit.
Described overvoltage control circuit compares according to the batteries input voltage and the preset value of the collection of direct voltage sample circuit, and when the batteries input voltage was higher than preset value, the cut-out electronic switch also triggered warning circuit and reports to the police, the prompting user.In the feedback circuit of rectifier, be provided with commutation controller in addition.
The utility model uninterrupted power supply has solved the problem safe in utilization to batteries; Particularly in the charging process,, introduced the automatic over-pressure safety device of charging, avoided the damage or the explosion of batteries effectively for preventing the too high adverse effect of charging voltage to batteries.In batteries when discharge, be provided with and put protection, also prevented the batteries deep discharge and sustain damage; These effective measures have been protected the safety of batteries effectively, have prolonged its working life, reduce the use cost of UPS uninterrupted power supply.
As preferably, be provided with inverter controller, input sampling circuit and warning circuit, the input of described input sampling circuit is connected with the input of described rectifier, the output of the output of input sampling circuit and direct voltage sample circuit all inserts described inverter controller, and described inverter and warning circuit all insert and be controlled by described inverter controller.
The core component inverter controller of the utility model uninterrupted power supply; it is according to the different information datas of collecting; the operation conditions of adjusting, control inverter; to realize automatic switching and to finish various defencive functions; make it safe and reliable to operation; accomplish unattended duty, various sound, visual alarm also can be provided, maintain easily management.
As preferably, be provided with the output sample circuit, the output of described inverter is connected with the input of output sample circuit, the output of output sample circuit inserts described inverter controller, described inverter controller is provided with the RS-232 interface circuit, can carry out the remote monitoring management by RS-232 interface.
As preferably, the input of described rectifier is provided with the protection buffer circuit, and the output of described inverter is provided with the isolation filter circuit, and the utility model uninterrupted power supply adopts multi-stage isolation and multiple protective, has strengthened shock resistance and load capacity.
The full-automatic uninterrupted power supply of the utility model HYB type have over-charging of battery cross put that protection, shock resistance, automatic switching, load capacity are strong, the pure feature such as stable of output voltage; Set up kinds of protect, isolation filter device, transmitted, return feedback, carried out routine processes, automatically performed actions such as corresponding break-make, conversion, protection, warning by various controllers by the collection of information.Promote the technical performance of UPS uninterrupted power supply greatly, also strengthened its practicality, stability, reliability and useful life.
Description of drawings
Fig. 1 is the block diagram of UPS uninterrupted power supply basic composition in the prior art;
Fig. 2 is the schematic block diagram of the full-automatic uninterrupted power supply of the utility model.
Embodiment
Referring to Fig. 2, a kind of full-automatic uninterrupted power supply of the utility model comprises rectifier, inverter, cell switch and batteries, and wherein the output of rectifier is connected with the input of inverter, described cell switch one end is connected with batteries, and the other end is connected with the input of inverter.
In order to realize the automatic over-voltage protecting function that charges, be provided with electronic switch, direct voltage sample circuit (" direct voltage sampling " in the corresponding diagram 2), overvoltage control circuit (" crossing pressure-controlled " in the corresponding diagram 2) and warning circuit, wherein electronic switch is arranged in the charge circuit of batteries; The input of direct voltage sample circuit connects the input of batteries, and the output of direct voltage sample circuit inserts the overvoltage control circuit; Electronic switch and warning circuit all insert and are controlled by described overvoltage control circuit.
The automatic over-voltage protecting function work of charging is as follows:
Just often civil power output voltage behind rectifier rectification is U when civil power is stable, carries out floating charge for inverter work with to batteries.
Raise or rectification when out of control when civil power is subjected to various influence significantly of electric power system, the output voltage U after the rectification also significantly raises thereupon.If U significantly raises and exceeds floating charge upper voltage limit U
mThe time, through the sampled voltage V of direct voltage sample circuit acquisition
m, with preset value V
0Compare: work as V
m＞V
0The time, overvoltage control circuit output control voltage V
dBe electronegative potential, make the electronic switch open circuit, interrupt charging, reach the purpose of protection battery pack battery pack.The warning circuit of overvoltage control circuit control meanwhile sends sound, light is reported to the police, and is pointed out.
When civil power falls back to normal voltage, float charge voltage U＜U
mValue, the sampled voltage V that the direct voltage sample circuit obtains
m＜V
0Value, the control voltage V of overvoltage control circuit output at this moment
dBe high potential, make the electronic switch conducting, recover the charging to batteries, warning circuit stops sound simultaneously, light is reported to the police.
In order to realize batteries over-discharge defencive function and automatic shutdown, Auto Power On function; be provided with inverter controller, input sampling circuit (" input sample " in the corresponding diagram 2) and warning circuit; the input of input sampling circuit is connected with the input of rectifier; the output of the output of input sampling circuit and direct voltage sample circuit all inserts inverter controller, and inverter and warning circuit all insert and be controlled by inverter controller.
Be provided with commutation controller in addition in the feedback circuit of rectifier, input sampling circuit also inserts commutation controller.
When civil power interrupted, UPS was reverse into 220V～continue power supply to load by batteries through inverter; Input sampling circuit provides signal to inverter controller simultaneously, and inverter controller control warning circuit sends sound, light is reported to the police and pointed out.
With the prolongation of discharge time, batteries terminal voltage U
EndCan descend gradually; U
EndSend inverter controller to through the direct voltage sample circuit, when batteries is discharged to final voltage U
EventuallyThe time, the inverter controller control inverter quits work, and put teeth in automatic shutdown, prevented that also batteries from continuing discharge and sustain damage, batteries is crossed and is put protection and obtained realization.
When send a telegram here in the city power recovery, the rectifier operate as normal, output direct current accumulators group is charged and is supplied inverter work.When the batteries terminal voltage rises when reaching normal value gradually, give the inverter controller normal signal through the direct voltage sample circuit, make its control inverter startup work, recover again to power to the load, finished the function of Auto Power On.
In order to realize strengthening shock resistance, jamproof function, the input of rectifier is provided with protection buffer circuit (" protection is isolated " in the corresponding diagram 2), and the output of inverter is provided with isolation filter circuit (" isolation filter " in the corresponding diagram 2).Set up the protection buffer circuit in the mains electricity input end in order to resist unfavorable impact and the interference that the utility grid accident is subjected to lightning discharge, high voltage induction, electric arc pulse etc., effectively strengthened shock resistance, the antijamming capability of uninterrupted power supply.Set up the isolation filter circuit at the output of uninterrupted power supply; operating load and uninterrupted power supply and city's electrical network are isolated; prevented that further electrical network and uninterrupted power supply from unusually to the impact and the interference of load, having protected the safety of power consumption equipment effectively.
The utility model uninterrupted power supply output also is provided with automatic switching circuit (" conversion automatically " in the corresponding diagram 2), and civil power is imported and inversion is output-controlled changes automatically in inverter controller.
The utility model uninterrupted power supply is selected high voltage, powerful power device for use, has strengthened the amount of redundancy of device, thereby has improved the load capacity of this power supply.The utility model uninterrupted power supply is taked multiple overload protection measure, as: the protection in 20%: 60 second that overloads, protection in 50%: 1 second etc. overloads.In the reinforcing band loading capability, also protected the security of operation and the reliability of this machine effectively.
In order to have the remote monitoring function, this power supply is provided with the RS-232 interface circuit and is used for net connection, adopts modern communications technology, transmits this machine working condition and electricity consumption data in real time, for the good operation platform has been built in unattended operation and remote monitoring.
Claims (4)
1. full-automatic uninterrupted power supply, comprise rectifier, inverter, cell switch and batteries, wherein the output of rectifier is connected with the input of inverter, described cell switch one end is connected with batteries, the other end is connected with the input of inverter, it is characterized in that be provided with electronic switch, direct voltage sample circuit, overvoltage control circuit and warning circuit, wherein said electronic switch is arranged in the charge circuit of batteries; The input of described direct voltage sample circuit connects the input of batteries, and the output of direct voltage sample circuit inserts the overvoltage control circuit; Described electronic switch and warning circuit all insert and are controlled by described overvoltage control circuit.
2. full-automatic uninterrupted power supply as claimed in claim 1, it is characterized in that, be provided with inverter controller, input sampling circuit and warning circuit, the input of described input sampling circuit is connected with the input of described rectifier, the output of the output of input sampling circuit and direct voltage sample circuit all inserts described inverter controller, and described inverter and warning circuit all insert and be controlled by described inverter controller.
3. full-automatic uninterrupted power supply as claimed in claim 2, it is characterized in that, be provided with the output sample circuit, the output of described inverter is connected with the input of this output sample circuit, the output of output sample circuit inserts described inverter controller, and described inverter controller is provided with the RS-232 interface circuit.
4. full-automatic uninterrupted power supply as claimed in claim 3 is characterized in that the input of described rectifier is provided with the protection buffer circuit, and the output of described inverter is provided with the isolation filter circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200475958U CN201937311U (en) | 2011-02-25 | 2011-02-25 | Full-automatic uniterruptable power output (UPS) |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200475958U CN201937311U (en) | 2011-02-25 | 2011-02-25 | Full-automatic uniterruptable power output (UPS) |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201937311U true CN201937311U (en) | 2011-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200475958U Expired - Fee Related CN201937311U (en) | 2011-02-25 | 2011-02-25 | Full-automatic uniterruptable power output (UPS) |
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| CN (1) | CN201937311U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103078384A (en) * | 2013-02-04 | 2013-05-01 | 深圳市喻深鸿电气科技有限公司 | Uninterruptible power supply |
| CN106936301A (en) * | 2015-12-30 | 2017-07-07 | 重庆宁来科贸有限公司 | A kind of excellent power supply of controllable silicon automatic switchover |
| CN107482764A (en) * | 2017-10-12 | 2017-12-15 | 佛山科学技术学院 | A kind of design of uninterrupted power source |
| CN110831293A (en) * | 2019-12-11 | 2020-02-21 | 苏州纽克斯电源技术股份有限公司 | A starting load capacity enhancement auxiliary circuit and power supply |
| CN112636400A (en) * | 2019-09-24 | 2021-04-09 | 惠州迪芬尼声学科技股份有限公司 | Charging reminding method for rechargeable equipment and memory |
| CN115986911A (en) * | 2023-02-01 | 2023-04-18 | 深圳市诚芯微科技股份有限公司 | A lithium battery charging and discharging management system with uninterrupted power supply |
-
2011
- 2011-02-25 CN CN2011200475958U patent/CN201937311U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103078384A (en) * | 2013-02-04 | 2013-05-01 | 深圳市喻深鸿电气科技有限公司 | Uninterruptible power supply |
| CN103078384B (en) * | 2013-02-04 | 2015-11-25 | 深圳市喻深鸿电气科技有限公司 | A kind of uninterrupted power supply |
| CN106936301A (en) * | 2015-12-30 | 2017-07-07 | 重庆宁来科贸有限公司 | A kind of excellent power supply of controllable silicon automatic switchover |
| CN106936301B (en) * | 2015-12-30 | 2019-03-15 | 重庆宁来科贸有限公司 | A kind of power supply that silicon-controlled automatic switchover is excellent |
| CN107482764A (en) * | 2017-10-12 | 2017-12-15 | 佛山科学技术学院 | A kind of design of uninterrupted power source |
| CN107482764B (en) * | 2017-10-12 | 2023-04-25 | 佛山科学技术学院 | A structure of uninterruptible power supply |
| CN112636400A (en) * | 2019-09-24 | 2021-04-09 | 惠州迪芬尼声学科技股份有限公司 | Charging reminding method for rechargeable equipment and memory |
| CN112636400B (en) * | 2019-09-24 | 2023-12-08 | 惠州迪芬尼声学科技股份有限公司 | Charging reminder method and memory for rechargeable devices |
| CN110831293A (en) * | 2019-12-11 | 2020-02-21 | 苏州纽克斯电源技术股份有限公司 | A starting load capacity enhancement auxiliary circuit and power supply |
| CN115986911A (en) * | 2023-02-01 | 2023-04-18 | 深圳市诚芯微科技股份有限公司 | A lithium battery charging and discharging management system with uninterrupted power supply |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110817 Termination date: 20160225 |