CN203491707U - Energy storage system based on cascade utilization of power battery - Google Patents

Energy storage system based on cascade utilization of power battery Download PDF

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Publication number
CN203491707U
CN203491707U CN201320453722.3U CN201320453722U CN203491707U CN 203491707 U CN203491707 U CN 203491707U CN 201320453722 U CN201320453722 U CN 201320453722U CN 203491707 U CN203491707 U CN 203491707U
Authority
CN
China
Prior art keywords
battery pack
echelon
cascade utilization
converter
bms
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201320453722.3U
Other languages
Chinese (zh)
Inventor
马浩
周志坚
张海龙
杨勇
杨宁
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jinan Power Supply Co Ltd Of Shandong Electric Power Corp
State Grid Corp of China SGCC
Shandong Luneng Intelligence Technology Co Ltd
Original Assignee
Jinan Power Supply Co Ltd Of Shandong Electric Power Corp
State Grid Corp of China SGCC
Shandong Luneng Intelligence Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Jinan Power Supply Co Ltd Of Shandong Electric Power Corp, State Grid Corp of China SGCC, Shandong Luneng Intelligence Technology Co Ltd filed Critical Jinan Power Supply Co Ltd Of Shandong Electric Power Corp
Priority to CN201320453722.3U priority Critical patent/CN203491707U/en
Application granted granted Critical
Publication of CN203491707U publication Critical patent/CN203491707U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/10Flexible AC transmission systems [FACTS]

Abstract

The utility model provides an energy storage system based on the cascade utilization of a power battery, which comprises an AC-to-DC converter, a cascade utilization battery pack, a DC-to-AC converter, a battery pack management system (BMS) and a monitoring terminal. The AC-to-DC converter, the cascade utilization battery pack and the DC-to-AC converter are serially connected with a circuit between the commercial power and the cascade utilization battery pack. The battery pack management system (BMS) is connected with the cascade utilization battery pack. The monitoring terminal is respectively connected with the AC-to-DC converter, the DC-to-AC converter and the battery pack management system (BMS). According to the technical scheme of the utility model, the cascade utilization of waste and old batteries is carried out, so that the purposes of environmental protection and energy conservation are realized. Meanwhile, through charging and discharging the cascade utilization battery pack, the peak-clipping and valley-filling compensation effect during the power consumption of the power grid is realized. The monitoring terminal is capable of automatically alarming abnormal conditions. Meanwhile, the charging and discharging of the cascade utilization battery pack is realized through controlling the AC-to-DC converter and the DC-to-AC converter.

Description

The energy-storage system utilizing based on battery echelon
Technical field
The utility model relates to battery reutilization technology field, is a kind of energy-storage system utilizing based on battery echelon specifically.
Background technology
Along with the fast development of electric automobile, the battery use amount of electric automobile is increasing, when the capacity loss of batteries of electric automobile to rated capacity 80% after just should not continue to use, if directly battery is eliminated, will cause the serious waste of resource.In order to maximize the surplus value of bringing into play and utilizing Vehicular dynamic battery, extend electrokinetic cell useful life, the superseded battery of electric automobile possesses the condition that continues use at energy-storage system, therefore, and by cascade utilization mode, not only can extend battery, reduce electrokinetic cell overall life cycle cost, can also be important load power supply when electric network fault, stabilizes the randomness of charging behavior, control overhead fluctuation, improves the electrical network quality of power supply.
Utility model content
The purpose of this utility model is to provide a kind of energy-storage system utilizing based on battery echelon, this system is carried out cascade utilization to battery, extended the useful life of battery, and when electric network fault, be important load power supply, stabilize the randomness of charging behavior, control overhead fluctuation, improves the electrical network quality of power supply.
The purpose of this utility model is achieved through the following technical solutions: a kind of energy-storage system utilizing based on battery echelon, it is characterized in that, comprise exchanging and turn flow directing device, echelon is utilized battery pack, direct current turns ac equipment, batteries management system BMS and monitor terminal, described interchange turns flow directing device, echelon is utilized battery pack and direct current to turn ac equipment series winding and is connected in the circuit between civil power and customer charge, described batteries management system BMS utilizes battery pack to be connected with echelon, described monitor terminal turns flow directing device with exchanging respectively, direct current turns ac equipment and is connected with batteries management system BMS.
Preferably, described monitor terminal turns flow directing device by RS485 interface and interchange respectively and turns ac equipment with direct current and be connected.
Preferably, described monitor terminal is connected with batteries management system BMS by CAN bus.
Further, described monitor terminal is provided with warning device.
The course of work of the present utility model is: in the electricity consumption trough phase, civil power turns flow directing device by interchange and converts alternating current to direct current echelon is utilized to batteries charging, and the inferior battery pack of utilizing is carried out store electrical energy; Peak times of power consumption, echelon utilizes battery pack to start to discharge electric energy, turns ac equipment converting direct-current power into alternating-current power is powered to customer charge by direct current.When electrical network breaks down, echelon utilizes battery pack to power for important load.The monitoring state of batteries management system BMS to battery, prevents that battery from occurring overcharging and overdischarge, extended the useful life of battery.Described monitor terminal turns flow directing device, echelon to described interchange and utilizes battery pack and direct current to turn ac equipment to carry out security monitoring, and control echelon and utilize discharging and recharging of battery pack, when monitor terminal detects to exchange, turn flow directing device, echelon and utilize battery pack or direct current to turn ac equipment to have when abnormal, send warning, and stop charging or supplying power for outside that echelon being utilized battery pack.
The beneficial effects of the utility model are: adopt after said structure, the utility model can carry out echelon utilization to old and useless battery, has reached the object of environmental protection and energy saving, by realizing echelon, utilizes discharging and recharging of battery pack, reaches the peak load shifting effect of electrical network electricity consumption; Monitor terminal is to abnormal conditions automatic alarm, and controls AC/DC conversion control device and exchange conversion control device with direct current echelon is utilized to discharging and recharging of battery pack.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described further:
Fig. 1 is theory diagram of the present utility model.
Embodiment
As shown in Figure 1, a kind of energy-storage system utilizing based on battery echelon of the present utility model, it comprises that interchange turns flow directing device, echelon is utilized battery pack, direct current turns ac equipment, batteries management system BMS and monitor terminal, described interchange turns flow directing device, echelon is utilized battery pack and direct current to turn ac equipment series winding and is connected in the circuit between civil power and customer charge, described batteries management system BMS utilizes battery pack to be connected with echelon, described monitor terminal turns flow directing device by RS485 interface and interchange and turns ac equipment with direct current and be connected, by CAN bus, be connected with batteries management system BMS.
Further, described monitor terminal is provided with warning device.
The course of work of the present utility model is: in the electricity consumption trough phase, civil power turns flow directing device by interchange and converts alternating current to direct current echelon is utilized to batteries charging, and the inferior battery pack of utilizing is carried out store electrical energy; Peak times of power consumption, echelon utilizes battery pack to start to discharge electric energy, turns ac equipment converting direct-current power into alternating-current power is powered to customer charge by direct current.When electrical network breaks down, echelon utilizes battery pack to power for important load.The monitoring state of batteries management system BMS to battery, prevents that battery from occurring overcharging and overdischarge, extended the useful life of battery.Described monitor terminal turns flow directing device, echelon to described interchange and utilizes battery pack and direct current to turn ac equipment to carry out security monitoring, and control echelon and utilize discharging and recharging of battery pack, when monitor terminal detects to exchange, turn flow directing device, echelon and utilize battery pack or direct current to turn ac equipment to have when abnormal, send warning, and stop charging or supplying power for outside that echelon being utilized battery pack.
The above is preferred implementation of the present utility model; for those skilled in the art; not departing under the prerequisite of the utility model principle, can also make some improvements and modifications, these improvements and modifications are also regarded as protection range of the present utility model.

Claims (4)

1. the energy-storage system utilizing based on battery echelon, it is characterized in that, comprise that interchange turns flow directing device, echelon utilizes battery pack, direct current to turn ac equipment, batteries management system BMS and monitor terminal, described interchange turns flow directing device, echelon is utilized battery pack and direct current to turn ac equipment series winding and is connected in the circuit between civil power and customer charge, described batteries management system BMS utilizes battery pack to be connected with echelon, and described monitor terminal turns flow directing device with interchange respectively, direct current turns ac equipment and is connected with batteries management system BMS.
2. the energy-storage system utilizing based on battery echelon according to claim 1, is characterized in that, described monitor terminal turns flow directing device by RS485 interface and interchange respectively and turns ac equipment with direct current and be connected.
3. the energy-storage system utilizing based on battery echelon according to claim 1, is characterized in that, described monitor terminal is connected with batteries management system BMS by CAN bus.
4. according to the energy-storage system utilizing based on battery echelon described in claims 1 to 3 any one, it is characterized in that, described monitor terminal is provided with warning device.
CN201320453722.3U 2013-07-26 2013-07-26 Energy storage system based on cascade utilization of power battery Expired - Fee Related CN203491707U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320453722.3U CN203491707U (en) 2013-07-26 2013-07-26 Energy storage system based on cascade utilization of power battery

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320453722.3U CN203491707U (en) 2013-07-26 2013-07-26 Energy storage system based on cascade utilization of power battery

Publications (1)

Publication Number Publication Date
CN203491707U true CN203491707U (en) 2014-03-19

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Family Applications (1)

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CN201320453722.3U Expired - Fee Related CN203491707U (en) 2013-07-26 2013-07-26 Energy storage system based on cascade utilization of power battery

Country Status (1)

Country Link
CN (1) CN203491707U (en)

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104325872A (en) * 2014-11-03 2015-02-04 宁德时代新能源科技有限公司 Battery module echelon utilization system and application method thereof
CN104617592A (en) * 2015-02-05 2015-05-13 国家电网公司 Control method of energy storage system and control device thereof
CN105162152A (en) * 2015-08-24 2015-12-16 中汽科技发展(苏州)有限公司 Management system for large-capacity battery energy storage stations with different specifications and models
CN105515053A (en) * 2016-01-29 2016-04-20 山东鲁能智能技术有限公司 Photovoltaic generation and energy storage integrated system based on battery echelon utilization and intelligent terminal communication
CN106876819A (en) * 2017-02-22 2017-06-20 河南豫清新能源产业有限公司 A kind of echelon of accumulator of electric car uses exchange technology
WO2018019133A1 (en) * 2016-07-28 2018-02-01 蔚来汽车有限公司 Household energy storage system for multi-voltage output
CN108832647A (en) * 2018-06-21 2018-11-16 江苏英耐杰新能源有限公司 A kind of battery energy storage system for power distribution network peak load shifting

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104325872A (en) * 2014-11-03 2015-02-04 宁德时代新能源科技有限公司 Battery module echelon utilization system and application method thereof
CN104617592A (en) * 2015-02-05 2015-05-13 国家电网公司 Control method of energy storage system and control device thereof
CN104617592B (en) * 2015-02-05 2019-04-09 国家电网公司 The control method and device of energy-storage system
CN105162152A (en) * 2015-08-24 2015-12-16 中汽科技发展(苏州)有限公司 Management system for large-capacity battery energy storage stations with different specifications and models
CN105515053A (en) * 2016-01-29 2016-04-20 山东鲁能智能技术有限公司 Photovoltaic generation and energy storage integrated system based on battery echelon utilization and intelligent terminal communication
WO2018019133A1 (en) * 2016-07-28 2018-02-01 蔚来汽车有限公司 Household energy storage system for multi-voltage output
CN106876819A (en) * 2017-02-22 2017-06-20 河南豫清新能源产业有限公司 A kind of echelon of accumulator of electric car uses exchange technology
CN108832647A (en) * 2018-06-21 2018-11-16 江苏英耐杰新能源有限公司 A kind of battery energy storage system for power distribution network peak load shifting

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20140319

Termination date: 20160726

CF01 Termination of patent right due to non-payment of annual fee