CN203774809U - Movable energy storage apparatus applied to electrical power system - Google Patents
Movable energy storage apparatus applied to electrical power system Download PDFInfo
- Publication number
- CN203774809U CN203774809U CN201320779830.XU CN201320779830U CN203774809U CN 203774809 U CN203774809 U CN 203774809U CN 201320779830 U CN201320779830 U CN 201320779830U CN 203774809 U CN203774809 U CN 203774809U
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- energy storage
- battery pack
- container
- storage device
- battery
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- 238000004146 energy storage Methods 0.000 title claims abstract description 39
- 238000006243 chemical reaction Methods 0.000 claims abstract description 19
- 230000005540 biological transmission Effects 0.000 claims abstract description 7
- 239000013307 optical fiber Substances 0.000 claims description 19
- 238000004891 communication Methods 0.000 claims description 8
- 238000009423 ventilation Methods 0.000 claims description 6
- 238000004378 air conditioning Methods 0.000 claims description 5
- 230000005855 radiation Effects 0.000 claims description 3
- 238000012546 transfer Methods 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 238000007726 management method Methods 0.000 description 14
- 238000012544 monitoring process Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 238000003860 storage Methods 0.000 description 2
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 230000003137 locomotive effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
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Abstract
The utility model discloses a movable energy storage apparatus applied to an electrical power system. The movable energy storage apparatus applied to the electrical power system includes a movable device and an energy storage device; the movable device comprises a vehicle-mounted container, an automobile chassis for fixing the container and an automobile head; the energy storage device is installed in the vehicle-mounted container and comprises a battery pack, a battery management system and a power conversion system; the battery management system acquires the state information of the battery pack and is provided with a transmission line interface arranged outside an automobile; and the power conversion system is connected with the battery pack and is provided with a cable line interface arranged outside the automobile. The energy storage apparatus can be moved conveniently and fast, and can be conveniently transported to places in which the energy storage apparatus needs to be used through the automobile, and can be used in occasions where the movable energy storage apparatus is needed such as power grid voltage regulation and frequency regulation, power source backup, power transmission system stability protection, load balance, peak shifting and valley filling, cooperation for new energy source connection and user energy management.
Description
Technical field
The utility model relates to a kind of high capacity cell energy storage device that is vehicle-mounted container form.
Background technology
For a long time, immature due to energy storage technology, electric energy is difficult to storage, so in traditional electric power system, generating, transmission of electricity, distribution, electricity consumption are almost carried out simultaneously, electrical network ensures the Real-time Balancing of electric energy by the means of scheduling.And society, access on a large scale at new forms of energy, micro-electrical network develops on a large scale, under the background of intelligent grid planning like a raging fire, various new problems highlight gradually, energy-storage system more and more becomes important component part indispensable in modern power systems.
Utility model content
Technical problem to be solved in the utility model is to realize a kind of energy storage device with locomotive function.
To achieve these goals, the technical solution adopted in the utility model is: a kind of mobile energy storage device that is applied to electric power system, comprises mobile device and energy storage device;
Automobile chassis and automobile head that described mobile device comprises vehicle-mounted container, cases for fixed set;
Described energy storage device is arranged in vehicle-mounted container, it comprises battery pack, battery management system and power conversion system, described battery management system gathers battery pack state information and is provided with as for the transmission line interface outside car, and described power conversion system connects battery pack and is provided with as for the cable interface outside car.
The vehicle-mounted container body interior both sides of sealing are fixed with frame, centre is provided with access path, and be at one end provided with access door, every side frame has some layers, battery pack is fixed on respectively in frame, the ac cable and the signal optical fibre that are connected with described battery pack are connected to outside container, and described container is provided with ventilation bar air port and air-conditioning, and the outlet of the ac cable interface of power transfer system and the signal optical fibre of battery management system is placed in container bottom surface.
Described battery pack is also supporting UPS, EMS, electric network protection unit and a supervisory control system, and power conversion system is positioned at container penetralia, is close to front inside wall.
Each described battery pack is composed in series by some battery modules, each described battery module is made up of some battery cell parallel connections, and described battery management system comprises the battery management module that gathers each battery cell signal and the battery management unit that gathers each battery module signal.
Each battery module of described battery pack is furnished with radiator fan, and between battery pack, is provided with heat radiation gap.
In described ventilation bar air port, be provided with fan, it is placed in container side upper position; In described container, be provided with illuminator and ladder device.
In described container, be provided with wireless communication unit, signal optical fibre is delivered to Surveillance center by it.
In described battery management system and power conversion system, be respectively equipped with optical fiber slave station, and mutually connect by optical fiber, described optical fiber slave station is connected respectively to the optic module main website in EMS; Master controller in master controller, power conversion system in battery management system respectively with interface unit separately between and between EMS master controller and optic module main website, all adopt EnterCAT Ethernet to be connected.
The utility model has the advantage of that this energy storage device moves convenient, can be easily arrive and need the place that uses by automobile transportation, can be used as that power grid voltage regulating frequency modulation, power backup, guarantee transmission system are stable, the needed place of load balancing, peak load shifting, the access of cooperation new forms of energy, user's energy management etc.
Brief description of the drawings
Below the mark in content and figure that in the utility model specification, every width accompanying drawing is expressed is briefly described:
Fig. 1 is container interior framework structural representation.
Fig. 2 is energy storage device structured flowchart;
Embodiment
Contrast accompanying drawing below, by the description to embodiment, embodiment of the present utility model is as the effect of the mutual alignment between the shape of related each member, structure, each several part and annexation, each several part and operation principle, manufacturing process and operation using method etc., be described in further detail, with help those skilled in the art to utility model of the present utility model conceive, technical scheme has more complete, accurate and deep understanding.
The mobile energy storage device that is applied to electric power system comprises mobile device and an energy storage device, automobile chassis and automobile head that wherein mobile device comprises vehicle-mounted container, cases for fixed set; Described energy storage device is arranged in vehicle-mounted container; it is provided with battery pack; battery pack can supportingly have power conversion system (CS), UPS, battery management system (BMS), energy management, electric network protection unit and supervisory control system; battery management system; it is for monitoring, assess and protect the electronic equipment of battery operation state; UPS is the normal power supply of BMS when ensureing abnormity of power supply, and the two is co-located at the position of container middle part next-door neighbour's battery pack.GPU is electric network protection unit (Grid Protection unit); function is variety of issue and the system mistake at the Coupling point place of monitoring energy-storage system and electrical network; as overvoltage, low-voltage, overfrequency, low frequency, overcurrent etc., once occur that mistake makes energy-storage system depart from electrical network immediately.GPU generally follows SEL-547 agreement and IEEE1547 agreement.Power conversion system is positioned at container penetralia, is close to front inside wall, and all the other the device distribute columns evenlies except power conversion system are in container both sides, and centre reserves the wide passageway of a people and passes through for staff.Battery management system gathers battery pack state information and is provided with as for the transmission line interface outside car, and power conversion system connects battery pack and is provided with as for the cable interface outside car.The outlet of the ac cable interface of power transfer system and the signal optical fibre of battery management system is placed in container bottom surface.Thereby for convenience of installing in scene and operation
Box type movable energy storage device is that battery pack is fixed in vehicle-mounted container, and battery pack is made up of a large amount of battery module connection in series-parallel, and such equipment can possess the basic function of being convenient to long-distance transport.For the ease of maintenance, battery pack is divided into two parts, divides and is listed in container both sides, and centre reserves the wide passageway of a people and passes through for staff.Be provided with access door in passage one end, overhaul of the equipments door should be provided with anti-locking function, when emergency, leaves safely scene for staff.As shown in Figure 1, fix by vehicle-mounted container body interior machine frame at two sides, frame has some layers, and battery pack layering is fixed.In general, the volume and weight of battery pack has determined the specification of container to a certain extent, therefore should select small volume, the lighter battery pack of weight so that transport makes energy-storage system more flexible as far as possible, and portable advantage is more outstanding.Container generally has at least 2m high, needs ramp operation in order to overhaul eminence equipment, and ramp is placed in frame one side, also needs to be provided with illuminator in container.
The temperature rise of battery pack is larger when discharging and recharging, and common each battery module is furnished with special fan and dispels the heat, and between battery pack, is provided with heat radiation gap.Container is provided with ventilation bar air port and air-conditioning simultaneously, and ventilation bar is provided with fan in air port, and it is placed in container side upper position, thereby ensures circulation of air.Battery pack is furnished with temperature sensor, and temperature sensor is connected with air-conditioning, and when entirety or local temperature are when too high, air-conditioning can be opened automatically, lowers the temperature like this.
For making equipment there is remote monitoring function, in container, be provided with wireless communication unit, signal optical fibre is delivered to Surveillance center by it, can realize and the communicating by letter of master control, and transmits work at present information to Surveillance center, accepts the control of master control simultaneously.After equipment fixed installation, do not need people to guard like this, can carry out remote monitoring.For improving device security, in container, be provided with Smoke Sensor, this Smoke Sensor and automatic CO simultaneously
2extinguishing device connects, and in the time finding smog, the processing of can putting out a fire, reduces accident risk.In addition, also can place enough CO container planted agent
2fire-suppression bottle fire extinguishing is used
Energy storage device is also provided with telecommunication circuit, it comprises the battery pack master controller in energy-storage system master controller, the BMS system in EMS system, the PCS master controller in pcs system, BMS system with in pcs system, be respectively equipped with optical fiber slave station and be mutually connected by optical fiber, and two optical fiber slave stations are connected respectively to the optic module main website in EMS system; Battery pack master controller, PCS master controller respectively with interface unit separately between and between energy-storage system master controller and optic module main website, all adopt EnterCAT Ethernet to be connected.
In EMS system, be provided with protocol converter, connect optic module main website by protocol converter, realize the conversion between various communications.In BMS system, between battery pack master controller and optical fiber slave station, adopt standard ethernet to carry out communication; In pcs system, between PCS master controller and optical fiber slave station, adopt standard ethernet to carry out communication; In EMS system, between energy-storage system master controller and protocol converter, adopt standard ethernet to carry out communication.Interface unit in BMS system and pcs system adopts serial ports to carry out communication with battery pack and PCS group respectively.
BMS system comprises the information of sending in EMS system:
(1) switching value information: be mainly contactor state, circuit-breaker status.
(2) analog quantity information: battery pack average voltage, battery voltage variance, battery pack ceiling voltage, battery pack minimum voltage, battery voltage, battery pack current, battery power, battery pack insulation impedance, battery pack SOC, battery pack utilisable energy, the battery cell voltage detecting, active cell voltage, active cell electric current, cell S OC, system SOC, system utilisable energy, current system power etc., system allow charging current, allow discharging current.
(3) non electrical quantity information: battery pack temperature, active cell temperature etc.
(4) operation information: running status, various protection actuating signal; Accident alarm signal, brownout alarm, brownout protection action (switching value), excess Temperature alarm (switching value), overtension protection action (switching value).
The information that EMS system is assigned BMS system comprises:
(1) operational factor arranges the necessary informations such as storage battery operational factor protection definite value, warning definite value configuration information to BMS.
Pcs system comprises the information of sending in EMS system:
(1) switching value information: the state that is mainly DC side, AC contactor, circuit breaker; The state of operational mode (grid-connected, lonely net, charging, electric discharge, standby etc.), local operation handle etc.
(2) analog quantity information: DC voltage, electric current; AC three-phase voltage, electric current, meritorious, idle.
(3) non electrical quantity information: IGBT module temperature, reactor temperature etc.
(4) operation information: various protection actuating signals, accident alarm signal.
The information that EMS system 1 is assigned pcs system 3 comprises:
(1) operational mode is switched: the grid-connected/conversion of lonely net, the conversion of charge/discharge.
(2) operating parameter setting: charge/discharge multiplying power, depth of discharge, various protection definite values etc.
By reference to the accompanying drawings the utility model is exemplarily described above; obviously the utility model specific implementation is not subject to the restrictions described above; as long as adopted the improvement of the various unsubstantialities that method of the present utility model design and technical scheme carry out; or without improving, design of the present utility model and technical scheme are directly applied to other occasion, all within protection range of the present utility model.
Claims (8)
1. the mobile energy storage device that is applied to electric power system, is characterized in that: comprise mobile device and energy storage device;
Automobile chassis and automobile head that described mobile device comprises vehicle-mounted container, cases for fixed set;
Described energy storage device is arranged in vehicle-mounted container, it comprises battery pack, battery management system and power conversion system, described battery management system gathers battery pack state information and is provided with as for the transmission line interface outside car, and described power conversion system connects battery pack and is provided with as for the cable interface outside car.
2. the mobile energy storage device that is applied to electric power system according to claim 1, it is characterized in that: the vehicle-mounted container body interior both sides of sealing are fixed with frame, centre is provided with access path, and be at one end provided with access door, every side frame has some layers, battery pack is fixed on respectively in frame, the ac cable and the signal optical fibre that are connected with described battery pack are connected to outside container, described container is provided with ventilation bar air port and air-conditioning, and the outlet of the ac cable interface of power transfer system and the signal optical fibre of battery management system is placed in container bottom surface.
3. the mobile energy storage device that is applied to electric power system according to claim 1; it is characterized in that: described battery pack is the supporting UPS of having, EMS, electric network protection unit and supervisory control system also; power conversion system is positioned at container penetralia, is close to front inside wall.
4. the mobile energy storage device that is applied to electric power system according to claim 1, it is characterized in that: each described battery pack is composed in series by some battery modules, each described battery module is made up of some battery cell parallel connections, and described battery management system comprises the battery management module that gathers each battery cell signal and the battery management unit that gathers each battery module signal.
5. the mobile energy storage device that is applied to electric power system according to claim 1, is characterized in that: each battery module of described battery pack is furnished with radiator fan, and between battery pack, is provided with heat radiation gap.
6. the mobile energy storage device that is applied to electric power system according to claim 2, is characterized in that: in described ventilation bar air port, be provided with fan, it is placed in container side upper position; In described container, be provided with illuminator and ladder device.
7. the mobile energy storage device that is applied to electric power system according to claim 1, is characterized in that: in described container, be provided with wireless communication unit, signal optical fibre is delivered to Surveillance center by it.
8. the mobile energy storage device that is applied to electric power system according to claim 3, it is characterized in that: in described battery management system and power conversion system, be respectively equipped with optical fiber slave station, and mutually connect by optical fiber, described optical fiber slave station is connected respectively to the optic module main website in EMS; Master controller in master controller, power conversion system in battery management system respectively with interface unit separately between and between EMS master controller and optic module main website, all adopt EnterCAT Ethernet to be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320779830.XU CN203774809U (en) | 2013-11-28 | 2013-11-28 | Movable energy storage apparatus applied to electrical power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320779830.XU CN203774809U (en) | 2013-11-28 | 2013-11-28 | Movable energy storage apparatus applied to electrical power system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203774809U true CN203774809U (en) | 2014-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320779830.XU Expired - Lifetime CN203774809U (en) | 2013-11-28 | 2013-11-28 | Movable energy storage apparatus applied to electrical power system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203774809U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103746410A (en) * | 2013-11-28 | 2014-04-23 | 安徽启光能源科技研究院有限公司 | Movable energy storage apparatus applied for power system |
-
2013
- 2013-11-28 CN CN201320779830.XU patent/CN203774809U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103746410A (en) * | 2013-11-28 | 2014-04-23 | 安徽启光能源科技研究院有限公司 | Movable energy storage apparatus applied for power system |
| CN103746410B (en) * | 2013-11-28 | 2016-06-15 | 安徽启光能源科技研究院有限公司 | A kind of mobile energy storage device being applied to power system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190722 Address after: Room 607, 2000 Pudong Avenue, Pudong New Area Free Trade Pilot Area, Shanghai Patentee after: SHANGHAI NENGHUI TECHNOLOGY Co.,Ltd. Address before: 241200, No. 17, Zhanghe Road, national hi tech Industrial Development Zone, Yijiang District, Anhui, Wuhu Patentee before: ANHUI LIGHT ENERGY TECHNOLOGY RESEARCH INSTITUTE Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140813 |