CN204334071U - Energy-storage battery heap supervisory control system and energy-storage battery heap - Google Patents
Energy-storage battery heap supervisory control system and energy-storage battery heap Download PDFInfo
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- CN204334071U CN204334071U CN201520025639.5U CN201520025639U CN204334071U CN 204334071 U CN204334071 U CN 204334071U CN 201520025639 U CN201520025639 U CN 201520025639U CN 204334071 U CN204334071 U CN 204334071U
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Abstract
The utility model relates to a kind of energy-storage battery heap supervisory control system and energy-storage battery heap, comprise control unit, battery management unit, multiple battery information collector unit and control switch, multiple output of battery information collector unit is connected with the input of battery management unit, battery management unit is provided with the first output and the second output, control unit is provided with first input end and the second input, first output is connected by the communications cable with first input end, second output is connected by cable with the second input, control switch is connected with between second output and the second input.The utility model is transmitted information by the communications cable and this two-way of cable; prevent because there is network service time delay; and extend the operate time of protection of control unit, reduce the probability that energy-storage battery heap fault spreads, by improving reliability and the quick-action of protection.
Description
Technical field
The utility model relates to battery energy storage technical field, particularly relates to a kind of energy-storage battery heap supervisory control system and energy-storage battery heap.
Background technology
Battery energy storage technology is more and more subject to the extensive concern of industry due to advantages such as its good environmental adaptability, energy density are high, take up an area less, efficiency is high, the duration is short.A complete battery energy storage station is generally made up of battery pile, power conversion system, the several part of AC distribution device.For the battery energy storage station of MW class; battery pile corresponding under 1 power inverter is generally made up of tens battery strings series and parallels; status monitoring and the protection of battery pile are realized by battery management system at different levels; battery pile information can be gathered by mode at different levels comprehensively; and by network mode, oneself state is informed power conversion system, so that power conversion system takes corresponding safeguard measure.But current whole protection scheme depends on the communication network between each layer administrative unit at different levels; when energy-storage battery heap fault or alarm signal occur; once there is network service time delay, power conversion system operate time of protection will be extended, add the probability that energy-storage battery heap accident spreads.
Utility model content
The purpose of this utility model is to provide a kind of energy-storage battery to pile supervisory control system and energy-storage battery heap, can reduce the probability that energy-storage battery heap fault spreads, improve reliability and the quick-action of protection.
For realizing the purpose of this utility model, the technical scheme taked is:
A kind of energy-storage battery heap supervisory control system, comprise control unit, battery management unit, multiple battery information collector unit and control switch, the output of multiple battery information collector unit is all connected with the input of battery management unit, battery management unit is provided with the first output and the second output, control unit is provided with first input end and the second input, first output is connected by the communications cable with first input end, second output is connected by cable with the second input, is connected with control switch between the second output and the second input.
When battery in normal operation time, control switch is disconnected, the various state informations of battery are collected by battery information collector unit, and information is sent to battery management unit processes, the result of analysis is sent to control unit by the communications cable by battery management unit again, control unit adjusts according to the running parameter of data to battery received again, makes the operating state that battery reaches best.When battery occurs abnormal, control switch closes, the information collected is sent to battery management unit and processes by battery information collector unit, the message signals of the result of analysis is sent to control unit by the communications cable by battery management unit again, simultaneously by cable by the action logic effect of analysis result to control unit, control unit carries out corresponding protection act according to the result received, prevent because there is network service time delay, and extend the operate time of protection of control unit, reduce the probability that energy-storage battery heap fault spreads, by the communications cable and this two-way of cable, information is transmitted, improve reliability and the quick-action of protection.
Below technical scheme is further illustrated:
Be further, second output comprises early warning output and tripping operation output, second input comprises the second early warning input and the second tripping operation input, control switch comprises early warning switch and trip switch, be connected with early warning switch between early warning output and the second early warning input, between tripping operation output and the second tripping operation input, be connected with trip switch.In battery charge and discharge process, when the protection such as overvoltage, under-voltage, excess temperature, low temperature reaches early warning definite value, early warning switch closes, trip switch does not close, and battery management unit sends early warning action in control unit, whole energy-storage battery is piled standby, battery not power-off, but quit work; When the protection such as overvoltage, under-voltage, excess temperature, low temperature reaches protection limiting constant value, trip switch closes, and early warning switch does not close, and battery management unit sends trip operation in control unit, whole energy-storage battery is piled and shuts down, battery runs down and quitting work.
Be further, early warning switch comprises the first early warning switch and the second early warning switch, trip switch comprises the first trip switch and the second trip switch, early warning output comprises the first early warning output and the second early warning output, tripping operation output comprises the first tripping operation output and the second tripping operation output, battery management unit comprises the first battery management unit being provided with the first early warning output and the first tripping operation output, and be provided with the second battery management unit of the second early warning output and the second tripping operation output, second battery management unit is also provided with the first early warning input and the first tripping operation input, first early warning output, first early warning switch and the first early warning input are connected by cable successively, first tripping operation output, first trip switch and the first tripping operation input are connected by cable successively, second early warning output, second early warning switch and the second early warning input are connected by cable successively, second tripping operation output, second trip switch and the second tripping operation input are connected by cable successively.
Be further, energy-storage battery heap supervisory control system comprises multiple battery information collector unit group and multiple with battery information collector unit group the first battery management unit one to one, each battery information collector unit group comprises multiple battery information collector unit, and the output of the multiple battery information collector units often organized all connects with the input of the first corresponding battery management unit.Energy-storage battery heap supervisory control system carries out analyzing and processing by the information of the first battery management unit to a battery information collector unit group; the result of analyzing and processing is sent to the second battery management unit and gathers by multiple first battery management unit again; after the information of reception is carried out comprehensive analysis and judgement by the second battery management unit; the action of analysis is acted on control unit; make control unit carry out protection act, status monitoring and the protection of battery pile are realized by battery pile supervisory control system at different levels.
Further, the communications cable is Modus or CAN.
The utility model also provides a kind of energy-storage battery to pile, comprise energy-storage battery heap supervisory control system, multiple battery pack, the output of control unit and the input of each battery pack are electrically connected, each battery pack comprises the battery of multiple series connection, multiple battery and described battery information collector unit one_to_one corresponding, the output of battery is electrically connected with the input of corresponding battery information collector unit.
Further, energy-storage battery heap also comprises circuit breaker, and the output of control unit and the input of circuit breaker are electrically connected, and the output of circuit breaker and the input of each battery pack are electrically connected.
Compared with prior art, the utility model has following beneficial effect:
The utility model is transmitted information by the communications cable and this two-way of cable, prevents because there is network service time delay, and extends the operate time of protection of control unit, reduce the probability that energy-storage battery heap fault spreads, improve reliability and the quick-action of protection.And the information that the information come communications cable transmission by the second battery management unit and cable transmission are come comprehensively is analyzed, then judges whether battery exception occurs, improves the reliability of protection further.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model first embodiment energy-storage battery heap;
Fig. 2 is the structural representation of the utility model second embodiment energy-storage battery heap;
Fig. 3 is the connection diagram of the utility model embodiment first battery management unit;
Fig. 4 is the connection diagram of the utility model embodiment second battery management unit.
Description of reference numerals:
10. control unit, 110. first input end, 120. second early warning inputs, 130. second tripping operation inputs, 20. battery information collector units, 30. communications cables, 40. cables, 50. first battery management units, 510. first early warning outputs, 520. first tripping operation outputs, 60. second battery management units, 610. second early warning outputs, 620. second tripping operation outputs, 630. first early warning inputs, 640. first tripping operation inputs, 710. first early warning switches, 720. first trip switches, 730. second early warning switches, 740. second trip switches, 80. batteries, 90. circuit breakers.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail:
As shown in Figure 1, a kind of energy-storage battery heap supervisory control system, comprise control unit 10, battery management unit, multiple battery information collector unit 20 and control switch, the output of multiple battery information collector unit 20 is all connected with the input of battery management unit, battery management unit is provided with the first output and the second output, control unit 10 is provided with first input end 110 and the second input, first output is connected by the communications cable 30 with first input end 110, second output is connected by cable 40 with the second input, control switch is connected with between second output and the second input.
When battery 80 in normal operation time, control switch is disconnected, the various state informations of battery 80 are collected by battery information collector unit 20, and information is sent to battery management unit processes, the result of analysis is sent to control unit 10 by the communications cable 30 by battery management unit again, control unit 10 adjusts according to the running parameter of data to battery 80 received again, makes the operating state that battery 80 reaches best.When battery 80 occurs abnormal, control switch closes, the information collected is sent to battery management unit and processes by battery information collector unit 20, the message signals of the result of analysis is sent to control unit 10 by the communications cable 30 by battery management unit again, pass through cable 40 by the action logic effect of analysis result to control unit 10 simultaneously, control unit 10 carries out corresponding protection act according to the result received, prevent because there is network service time delay, and extend the operate time of protection of control unit 10, reduce the probability that energy-storage battery heap fault spreads, by the communications cable 30 and this two-way of cable 40, information is transmitted, improve reliability and the quick-action of protection.
In the present embodiment, as shown in Figure 1, energy-storage battery heap supervisory control system comprises multiple battery information collector unit group, battery management unit comprises multiple with battery information collector unit group the first battery management unit 50 and second battery management unit 60 one to one, each battery information collector unit group comprises multiple battery information collector unit 20, and the output of the multiple battery information collector units 20 often organized all connects with the input of the first corresponding battery management unit 50.Energy-storage battery heap supervisory control system carries out analyzing and processing by the information of the first battery management unit 50 to a battery information collector unit group; the result of analyzing and processing is sent to the second battery management unit 60 and gathers by multiple first battery management unit 50 again; after the information of reception is carried out comprehensive analysis and judgement by the second battery management unit 60; the action of analysis is acted on control unit 10; make control unit 10 carry out protection act, status monitoring and the protection of battery pile are realized by battery pile supervisory control system at different levels.As shown in Figure 2, when the scale of battery pile is smaller, energy-storage battery heap supervisory control system can also arrange a battery management unit according to actual needs.
As shown in Figures 1 to 4, first battery management unit 50, in the circuit that second battery management 60 and control unit 1010 are connected by cable 40, in the present embodiment, control switch comprises the first early warning switch 710, first trip switch 720, second early warning switch 730 and the second trip switch 740, second input comprises the second early warning input 120 and the second tripping operation input 130, second output comprises the first early warning output 510, first tripping operation output 520, second early warning output 610 and the second tripping operation output 620, first battery management unit 50 is provided with the first early warning output 510 and the first tripping operation output 520, second battery management unit 60 is provided with the second early warning output 610 and the second tripping operation output 620, second battery management unit 60 is also provided with the first early warning input 630 and the first tripping operation input 640, first early warning output 510, first early warning switch 710 and the first early warning input 630 are connected by cable 40 successively, first tripping operation output 520, first trip switch 720 and the first tripping operation input 640 are connected by cable 40 successively, second early warning output 610, second early warning switch 730 and the second early warning input 120 are connected by cable 40 successively, second tripping operation output 620, second trip switch 740 and the second tripping operation input 130 are connected by cable 40 successively.In the circuit that first battery management unit 50, second battery management and control unit 10 are connected by cable 40, according to actual needs, other actions except early warning and trip operation can also be set.
In battery 80 charge and discharge process, work as overvoltage, under-voltage, excess temperature, when the protection such as low temperature reaches early warning definite value, first early warning switch 710 closes, first trip switch 720 does not close, message signals is sent to the second battery management unit 60 by the communications cable 30 by the first battery management unit 50, early warning action message is sent to the second battery management unit 60 by cable 40 by the first battery management unit 50 simultaneously, after second battery management unit 60 carries out comprehensive distinguishing to the early warning action message gathered and message signals, whether authorization information is erroneous judgement, after passing through checking, early warning information is correct, then the second early warning switch 730 closes, second trip switch 740 does not close, early warning message signals will be sent to control unit 10 by the communications cable 30 by the second battery management unit 60, pass through cable 40 by the action of early warning action logic in control unit 10 simultaneously, it is standby that control unit 10 makes whole energy-storage battery pile, battery 80 not power-off, but quit work, after passing through checking, early warning information is incorrect, battery 80 is working properly, then the second early warning switch 730 does not close, second trip switch 740 does not close, message signals will be sent to control unit 10 by the communications cable 30 by the second battery management unit 60, and control unit 10 makes whole energy-storage battery pile the normal work of continuation.
In like manner, work as overvoltage, under-voltage, excess temperature, when the protection such as low temperature reaches protection limiting constant value, first early warning switch 710 does not close, first trip switch 720 closes, message signals is sent to the second battery management unit 60 by the communications cable 30 by the first battery management unit 50, trip operation information is sent to the second battery management unit 60 by cable 40 by the first battery management unit 50 simultaneously, after second battery management unit 60 carries out comprehensive distinguishing to the trip operation information gathered and message signals, whether authorization information is erroneous judgement, after passing through checking, tripping operation information is correct, then the second early warning switch 730 does not close, second trip switch 740 closes, tripping operation message signals will be sent to control unit 10 by the communications cable 30 by the second battery management unit 60, pass through cable 40 by trip operation logical action in control unit 10 simultaneously, control unit 10 makes whole energy-storage battery pile shutdown, battery 80 power-off and quitting work, after passing through checking, tripping operation information is incorrect, battery 80 is working properly, then the second early warning switch 730 does not close, second trip switch 740 does not close, message signals will be sent to control unit 10 by the communications cable 30 by the second battery management unit 60, and control unit 10 makes whole energy-storage battery pile the normal work of continuation.
In the present embodiment, the communications cable 30 is Modus or CAN.
As depicted in figs. 1 and 2, the utility model also provides a kind of energy-storage battery to pile, comprise energy-storage battery heap supervisory control system, multiple battery pack, the output of control unit 10 and the input of each battery pack are electrically connected, each battery pack comprises the battery 80 of multiple series connection, multiple battery 80 and described battery information collector unit 20 one_to_one corresponding, the output of battery 80 is electrically connected with the input of corresponding battery information collector unit 20.
As depicted in figs. 1 and 2, energy-storage battery heap also comprises circuit breaker 90, and the output of control unit 10 and the input of circuit breaker 90 are electrically connected, and the output of circuit breaker 90 and the input of each battery pack are electrically connected.
Compared with prior art, the utility model has following beneficial effect:
The utility model is transmitted information by the communications cable 30 and this two-way of cable 40; prevent because there is network service time delay; and extend the operate time of protection of control unit 10, reduce the probability that energy-storage battery heap fault spreads, improve reliability and the quick-action of protection.And the information that the information come by the transmission of the second battery management unit 60 pairs of communications cables 30 and cable 40 transmission are come comprehensively is analyzed, then judge whether battery 80 exception occurs, improve the reliability of protection further.
Each technical characteristic of the above embodiment can combine arbitrarily, for making description succinct, the all possible combination of each technical characteristic in above-described embodiment is not all described, but, as long as the combination of these technical characteristics does not exist contradiction, be all considered to be the scope that this specification is recorded.
The above embodiment only have expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to utility model patent scope.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.
Claims (7)
1. an energy-storage battery heap supervisory control system, it is characterized in that, comprise control unit, battery management unit, multiple battery information collector unit and control switch, the output of multiple described battery information collector unit is all connected with the input of described battery management unit, described battery management unit is provided with the first output and the second output, described control unit is provided with first input end and the second input, described first output is connected by the communications cable with described first input end, described second output is connected by cable with described second input, described control switch is connected with between described second output and described second input.
2. energy-storage battery heap supervisory control system according to claim 1, it is characterized in that, described second output comprises early warning output and tripping operation output, described second input comprises the second early warning input and the second tripping operation input, described control switch comprises early warning switch and trip switch, be connected with described early warning switch between described early warning output and described second early warning input, between described tripping operation output and described second tripping operation input, be connected with described trip switch.
3. energy-storage battery heap supervisory control system according to claim 2, it is characterized in that, described early warning switch comprises the first early warning switch and the second early warning switch, described trip switch comprises the first trip switch and the second trip switch, described early warning output comprises the first early warning output and the second early warning output, described tripping operation output comprises the first tripping operation output and the second tripping operation output, described battery management unit comprises the first battery management unit being provided with described first early warning output and described first tripping operation output, and be provided with the second battery management unit of described second early warning output and described second tripping operation output, described second battery management unit is also provided with the first early warning input and the first tripping operation input, described first early warning output, described first early warning switch and described first early warning input are connected by cable successively, described first tripping operation output, described first trip switch and described first tripping operation input are connected by cable successively, described second early warning output, described second early warning switch and described second early warning input are connected by cable successively, described second tripping operation output, described second trip switch and described second tripping operation input are connected by cable successively.
4. energy-storage battery heap supervisory control system according to claim 3, it is characterized in that, comprise multiple described battery information collector unit group and multiple and described battery information collector unit group described first battery management unit one to one, each described battery information collector unit group comprises multiple described battery information collector unit, and the output of the multiple described battery information collector unit often organized all connects with the input of corresponding described first battery management unit.
5. the energy-storage battery heap supervisory control system according to any one of Claims 1-4, it is characterized in that, the described communications cable is Modus or CAN.
6. an energy-storage battery heap, it is characterized in that, comprise energy-storage battery heap supervisory control system, the multiple battery pack as described in any one of claim 1 to 5, the output of described control unit and the input of each described battery pack are electrically connected, each described battery pack comprises the battery of multiple series connection, multiple described battery and described battery information collector unit one_to_one corresponding, the output of described battery is electrically connected with the input of corresponding described battery information collector unit.
7. energy-storage battery heap according to claim 6, it is characterized in that, also comprise circuit breaker, the output of described control unit and the input of described circuit breaker are electrically connected, and the output of described circuit breaker and the input of each described battery pack are electrically connected.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520025639.5U CN204334071U (en) | 2015-01-14 | 2015-01-14 | Energy-storage battery heap supervisory control system and energy-storage battery heap |
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| CN201520025639.5U CN204334071U (en) | 2015-01-14 | 2015-01-14 | Energy-storage battery heap supervisory control system and energy-storage battery heap |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104505910A (en) * | 2015-01-14 | 2015-04-08 | 中国能源建设集团广东省电力设计研究院有限公司 | Energy storage cell stack and monitoring system and monitoring method thereof |
-
2015
- 2015-01-14 CN CN201520025639.5U patent/CN204334071U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104505910A (en) * | 2015-01-14 | 2015-04-08 | 中国能源建设集团广东省电力设计研究院有限公司 | Energy storage cell stack and monitoring system and monitoring method thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 510663 Luogang District, Guangdong, Guangzhou Science City Fung Road, No. 1, No. Patentee after: Company limited of China Energy Engineering Group Guangdong Electric Power Design Institute Address before: 510663 Guangzhou, Whampoa District, Guangzhou Science City, Feng Road, No. 1, No. Patentee before: Company limited of China Energy Engineering Group Guangdong Electric Power Design Institute |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150513 Effective date of abandoning: 20171208 |