CN210404759U - Energy storage cabin for railway power station - Google Patents
Energy storage cabin for railway power station Download PDFInfo
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- CN210404759U CN210404759U CN201921369351.4U CN201921369351U CN210404759U CN 210404759 U CN210404759 U CN 210404759U CN 201921369351 U CN201921369351 U CN 201921369351U CN 210404759 U CN210404759 U CN 210404759U
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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Abstract
The utility model discloses an energy storage cabin for railway power station, including the cabin body, air conditioner, battery cluster, charge-discharge monitoring control device install in the cabin body, and the battery cluster can release electric energy and absorb the surplus electric energy of traction contact net to the traction contact net of electric locomotive according to the power consumption state of electric locomotive; the charging and discharging monitoring and controlling device can control the charging and discharging process of the battery cluster, can monitor the temperature, voltage and current data of the battery cluster, and can also control the working state of the air conditioner according to the temperature of the battery cluster and the internal humidity of the cabin; the battery cluster is composed of a plurality of lithium carbonate battery boxes capable of charging and discharging. The utility model discloses railway is surplus electric energy that energy storage cabin for power station can recycle and pull the contact net, improves and pulls contact net electric energy quality, improves and pulls contact net electric power system stability.
Description
Technical Field
The utility model belongs to the technical field of railway power system energy storage equipment, concretely relates to energy storage cabin for railway power station.
Background
In order to reduce the energy consumption of railway transportation, an energy storage power station can be established along a railway traction contact network through research to absorb surplus or harmful electric energy of the contact network, and when the traction contact network needs the electric energy, the stored electric energy is fed back to the traction contact network to be recycled.
The railway electric locomotive driven by the traction contact network can generate a large amount of surplus electric energy in the braking process, the electric energy can be fed back to the traction contact network to raise the voltage of the traction contact network, and if the surplus electric energy is not recovered in time, the electric equipment connected with the contact network can be caused to break down seriously, and the railway transportation safety is damaged. The railway electric locomotive needs to absorb extra electric energy when starting or climbing, so that the voltage of a contact network can be reduced, and the fault of electrical equipment connected with the contact network can be caused in the severe case. Surplus electric energy of the railway electric locomotive is generated in a short time, and the absorption of extra electric energy is completed in a short time, so that the electric energy can be absorbed and fed back to a traction contact net in a short time by a battery with high-rate charge/discharge capacity. The railway transportation is related to the national civilization, the energy storage power station is required to have high safety, the lithium carbonate battery box has the characteristics of no explosion and no combustion under the conditions of knife stabs, gun shots and burning, and meanwhile, the lithium carbonate battery box also has high-rate charging/discharging capacity.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an energy storage cabin for railway power station can the surplus electric energy of recycle traction contact net, improves and pulls contact net electric energy quality.
The utility model adopts the technical scheme that the energy storage cabin for the railway power station comprises a cabin body, an air conditioner, a battery cluster and a charging and discharging monitoring and controlling device, wherein the battery cluster and the charging and discharging monitoring and controlling device are arranged in the cabin body, and the battery cluster can release electric energy to a traction contact network of an electric locomotive and absorb surplus electric energy of the traction contact network according to the power utilization state of the electric locomotive; the charging and discharging monitoring and controlling device can control the charging and discharging process of the battery cluster, can monitor the temperature, voltage and current data of the battery cluster, and can also control the working state of the air conditioner according to the temperature of the battery cluster and the internal humidity of the cabin; the battery cluster is composed of a plurality of battery boxes capable of being charged and discharged.
The utility model is also characterized in that,
the main machine of the air conditioner is arranged in the cabin body, the heat dissipation fan of the air conditioner is arranged on the outer side of the cabin body, and the main machine is communicated with the heat dissipation fan through a refrigerant pipe.
The cabin body is not provided with a shutter and an air vent and is a closed cavity, and the heat dissipation of the battery cluster in the energy storage cabin is performed through an air conditioner heat dissipation fan arranged on the outer wall of the cabin body.
The outer wall of the cabin body is provided with a tripod for installing a cooling fan.
The charging and discharging monitoring control device comprises a battery management system BMS.
The battery in the battery box is a lithium titanate battery.
The utility model has the advantages that,
(1) surplus or harmful electric energy of a traction contact net is absorbed by the battery cluster, so that the electric energy quality of the traction contact net is improved, and the stability of an electric power system is improved;
(2) when the electric locomotive is started or climbs a slope, extra electric energy is needed to drive the electric locomotive, the battery cluster can release energy to a traction contact net in a short time to supplement the needed electric energy, the application of renewable energy sources is promoted, the system operation stability is also improved, and the method has important practical significance for realizing energy conservation, emission reduction and consumption reduction;
(3) the lithium titanate battery has the characteristics of large charge-discharge multiplying power and long service life, and can well adapt to the characteristics of short time and large current of surplus electric energy of a traction contact network;
(4) through adopting inclosed energy storage cabin body, the heat dissipation of battery cluster and other equipment in the energy storage cabin is carried out through the air conditioner cooling fan who establishes on the container outer wall, and charge-discharge monitoring control device is according to the operating condition of the temperature control air conditioner of battery cluster, also through the humiture in the accurate control energy storage cabin of air conditioner, the dampproofing and waterproofing performance in assurance energy storage cabin that can be fine, also can be fine satisfy the requirement of battery cluster to temperature and humidity, guarantee that the output of energy storage cabin is stable, the life in extension energy storage cabin.
Drawings
Fig. 1 is a schematic structural diagram of a lithium titanate energy storage cabin for a railway power station of the present invention;
fig. 2 is a schematic view of an energy storage cabin in an embodiment of the present invention.
In the figure, 1, a battery cluster, 2, a charge and discharge monitoring and control device, 3, an air conditioner, 4, a cabin, 5, a cable assembly, 6, a current and voltage conversion device, 7, a traction contact network, 8, an electric locomotive, 9, a fixing frame, 11, a lithium carbonate battery box, 31, a host, 32, a heat radiation fan, 33, a refrigerant pipe, 51, a cable assembly a, 52 and a cable assembly b are arranged.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model discloses an energy storage cabin for railway power station refers to fig. 1 and fig. 2, the utility model discloses a be applied to railway energy storage power station system, the utility model discloses a battery cluster 1, charge-discharge monitoring control device 2, air conditioner 3, the cabin body 4, battery cluster 1 is installed inside cabin body 4 through mount 9, and charge-discharge monitoring control device 2 is installed inside cabin body 4 and has circuit connection with battery cluster 1.
The battery cluster 1 composed of the lithium carbonate batteries has the capacity of absorbing and releasing electric energy with high multiplying power, and simultaneously has the characteristics of overlarge current, overhigh voltage, overhigh battery temperature and no explosion under the condition of severe impact, can adapt to the characteristic of absorbing and releasing electric energy in a short time of a traction contact network 7, and can also ensure the operation safety of an energy storage power station.
The charging and discharging monitoring and controlling device 2 can control the air conditioner 3 to perform refrigeration and dehumidification work by monitoring the temperature of the battery pack 1 and the humidity in the cabin 4. When the temperature of the battery pack 1 is overhigh, the charging and discharging monitoring control device 2 starts the air conditioner 3 to carry out refrigeration work, and when the temperature of the battery pack 1 is reduced to an allowable temperature value, the refrigeration is finished; when the humidity of the cabin 4 exceeds the allowable value, the charging and discharging monitoring control device 2 starts the air conditioner 3 to perform dehumidification, and when the humidity in the cabin 4 is reduced to the allowable value, the dehumidification is finished.
The battery cluster 1 is made of a plurality of sets of lithium carbonate (Li) capable of charging and discharging4Ti5O12) The battery box 11 is formed, a battery box is formed by the battery monomers in a parallel connection mode, a battery cluster 1 unit is formed by the battery box in a series connection mode, and the requirements of the charging and discharging voltage and current of the battery cluster are met through the combination.
The cabin body is not provided with a shutter and a vent hole and is a closed cavity. The main unit 31 of the air conditioner 3 is installed inside the cabin 4, the heat dissipation fan 32 of the air conditioner 3 is installed on the outer wall of the cabin 4, and the main unit 31 and the heat dissipation fan 32 are communicated through a refrigerant pipe 33.
A tripod for mounting the cooling fan 32 is fixed on the outer wall of the cabin 4.
The cabin body 4 is a closed cavity body, the cabin body is a container, the length can be customized according to requirements, the width is 2438mm, and the height is 2896 mm.
The charge and discharge monitoring and control device 2 includes a battery management system BMS and a control electric appliance.
Use the utility model discloses lithium titanate energy storage cabin in-process for railway power station, current-voltage conversion device 6 and pull and connect through cable assembly 5 between the contact net 7, cable assembly 5 includes cable assembly an 51 and cable assembly b52, to pulling contact net 7 feedback electric energy when the braking of electric locomotive 8, cause and pull contact net 7 short time internal voltage too high, it gives current-voltage conversion device 6 with the electric energy transmission to pull contact net 7 through cable assembly a52, current-voltage conversion device 6 carries out the electric energy that pulls contact net 7 transmission through cable assembly b51 and transmits for battery cluster 1 after electric current and voltage transformation, charge-discharge monitoring device 2 is to the electric energy state that current-conversion device 6 transmitted, the temperature of battery cluster, the electric quantity saturation and the voltage state of battery cluster monitor, absorb the electric energy according to monitoring situation control battery cluster 1 and charge. When the electric locomotive 8 is started or climbs, the electric energy of the traction catenary 7 can be excessively absorbed, so that the voltage of the traction catenary 7 is too low in a short time, at the moment, the charging and discharging monitoring device 2 controls the battery cluster 1 to release electric energy to the current-voltage conversion device 6 through the cable assembly b51, the electric energy released by the battery cluster 1 by the current-voltage conversion device 6 is subjected to current and voltage conversion and then is transmitted to the traction catenary 7 through the cable assembly a52, so that the electric energy loss of the traction catenary 7 caused by starting or climbing of the electric locomotive is supplemented, and the electric energy of a traction electric power system. When the electric energy is recycled, the electric energy quality of the traction contact net 7 can be improved, the stability of a traction electric power system can be improved, and the safety of electric equipment connected with the traction contact net 7 is protected.
Claims (7)
1. An energy storage cabin for a railway power station is characterized by comprising a cabin body (4), a battery cluster (1) arranged in the cabin body (4), a charging and discharging monitoring control device (2), and an air conditioner (3) for adjusting the temperature of the battery cluster (1) and the internal humidity of the cabin body (4); the battery cluster (1) can release electric energy to the traction contact net (7) or absorb surplus electric energy of the traction contact net (7) according to the power utilization state of the electric locomotive (8); the charging and discharging monitoring and controlling device (2) can control the charging and discharging process of the battery cluster (1), monitor the temperature, voltage and current data of the battery cluster (1), and also can control the working state of the air conditioner (3) according to the temperature of the battery cluster (1) and the internal humidity of the cabin body (4); the battery cluster (1) is composed of a plurality of battery boxes (11) which can be charged and discharged.
2. The energy storage compartment for the railway power station as claimed in claim 1, wherein the main unit (31) of the air conditioner (3) is installed inside the compartment body (4), the heat dissipation fan (32) of the air conditioner (3) is installed outside the compartment body (4), and the main unit (31) is communicated with the heat dissipation fan (32) through a refrigerant pipe (33).
3. The energy storage compartment for the railway power station as claimed in claim 1 or 2, wherein the compartment body (4) is not provided with a shutter or an air vent, the compartment body (4) is a closed cavity, and the heat dissipation of the battery clusters (1) and other equipment in the energy storage compartment is performed by an air-conditioning heat dissipation fan (32) arranged on the outer wall of the compartment body (4).
4. The energy storage compartment for railway power stations as claimed in claim 3, wherein the outer wall of the compartment (4) is provided with a tripod for mounting a cooling fan (32).
5. The energy storage compartment for a railway power station according to claim 1, characterized in that the compartment body (4) is a container, and the width of the container is: 2438mm and 2896mm in height.
6. An energy storage tank for railway power stations according to claim 1, characterized in that the charge and discharge monitoring and control device (2) comprises a battery management system BMS and a control appliance.
7. An energy storage tank for a railway power station according to claim 1, characterized in that the battery box (11) is internally provided with a lithium titanate battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921369351.4U CN210404759U (en) | 2019-08-22 | 2019-08-22 | Energy storage cabin for railway power station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921369351.4U CN210404759U (en) | 2019-08-22 | 2019-08-22 | Energy storage cabin for railway power station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210404759U true CN210404759U (en) | 2020-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921369351.4U Active CN210404759U (en) | 2019-08-22 | 2019-08-22 | Energy storage cabin for railway power station |
Country Status (1)
| Country | Link |
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| CN (1) | CN210404759U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112531232A (en) * | 2020-12-01 | 2021-03-19 | 阳光电源股份有限公司 | Energy storage system and thermal management method thereof |
| CN112787018A (en) * | 2021-01-05 | 2021-05-11 | 许继集团有限公司 | Prefabricated cabin body for energy storage power station and air exhaust and heat dissipation method thereof |
-
2019
- 2019-08-22 CN CN201921369351.4U patent/CN210404759U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112531232A (en) * | 2020-12-01 | 2021-03-19 | 阳光电源股份有限公司 | Energy storage system and thermal management method thereof |
| CN112531232B (en) * | 2020-12-01 | 2023-03-31 | 阳光电源股份有限公司 | Energy storage system and thermal management method thereof |
| US11784368B2 (en) | 2020-12-01 | 2023-10-10 | Sungrow Power Supply Co., Ltd. | Energy storage system and thermal management method for the same |
| CN112787018A (en) * | 2021-01-05 | 2021-05-11 | 许继集团有限公司 | Prefabricated cabin body for energy storage power station and air exhaust and heat dissipation method thereof |
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