CN-224217480-U - Integrated energy storage container and assembly thereof

CN224217480UCN 224217480 UCN224217480 UCN 224217480UCN-224217480-U

Abstract

The utility model discloses an integrated energy storage container and an assembly thereof, wherein the integrated energy storage container comprises a container body, an energy storage system and a temperature control system, wherein the container body is provided with a first accommodating chamber and a second accommodating chamber which are mutually isolated, the energy storage system comprises a liquid flow system arranged in the first accommodating chamber and various electrical equipment arranged in the second accommodating chamber, the liquid flow system comprises a liquid storage tank, a galvanic pile, a liquid supply pipe connected with the liquid storage tank and the galvanic pile, and a circulating pump arranged in the liquid supply pipe, and the various electrical equipment comprises a process control system connected with the liquid flow system, a battery management system connected with the galvanic pile and the temperature control system.

Inventors

HAN YONGKAI
WANG DEHAO
LIU ZHIXIANG
QI PENG
Han Zeshuai

Assignees

普能世纪(山西)新能源有限公司

Dates

Publication Date: 20260508
Application Date: 20250318

Claims (10)

1. An integrated energy storage container, comprising: the box body is provided with a first accommodating chamber and a second accommodating chamber which are isolated from each other; The energy storage system comprises a liquid flow system arranged in the first accommodating chamber and various electrical equipment arranged in the second accommodating chamber, wherein the liquid flow system comprises a liquid storage tank, a galvanic pile, a liquid supply pipe connected with the liquid storage tank and the galvanic pile and a circulating pump arranged on the liquid supply pipe, and the various electrical equipment comprises a process control system, a battery management system and a temperature control system which are connected with the liquid flow system.
2. The integrated energy storage container as set forth in claim 1, wherein the reservoir comprises a positive reservoir and a negative reservoir separated by a separator, the stack comprising a positive stack connected to the positive reservoir by a supply tube and a negative stack connected to the negative reservoir by a supply tube.
3. The integrated energy storage container as set forth in claim 1, wherein the liquid storage tank extends along a length direction of the container body, and the first housing chamber is provided with a beam body, and the liquid storage tank is fixedly connected with the beam body.
4. The integrated energy storage container as set forth in claim 2 further comprising a first heat exchanger disposed in the positive reservoir for cooling the positive reservoir and a second heat exchanger disposed in the negative reservoir for cooling the negative reservoir, wherein the first heat exchanger and the second heat exchanger are both mounted and positioned at the top end of the container.
5. The integrated energy storage container as set forth in claim 4, wherein the first heat exchanger and the second heat exchanger each comprise an outer shell and a plurality of heat exchange tubes accommodated in the outer shell, the plurality of heat exchange tubes being used for conveying cooling liquid, the outer shell being provided with a plurality of through holes for allowing the electrolyte to enter the outer shell for exchanging heat with the cooling liquid.
6. The integrated energy storage container as set forth in claim 2, further comprising a support frame disposed in the first housing chamber and located at one side of the liquid storage tank, the electric pile being disposed at an upper portion of the support frame, the energy storage system further comprising a pair of voltage converters connected to the positive electrode electric pile and the negative electrode electric pile, respectively, for boosting or reducing voltage, the pair of voltage converters being disposed below the electric pile, and the circulation pump being disposed below the electric pile and for supplying liquid to the electric pile.
7. The integrated energy storage container as set forth in claim 6, wherein the pile, the voltage converter, the circulating pump and the plurality of electrical devices are disposed at opposite ends of the container body, door bodies are disposed at opposite ends of the container body, and exhaust fans are disposed at the door bodies.
8. The integrated energy storage container of claim 2, wherein the temperature control system comprises a chiller, the battery management system is disposed above the chiller, and the process control system is disposed on one side of the chiller.
9. The integrated energy storage container as set forth in claim 2, wherein the inner top wall of the second housing is further provided with a cable tray for housing and protecting cables connected to the plurality of electrical appliances.
10. An integrated energy storage container assembly comprising a plurality of integrated energy storage containers according to any one of claims 1-9 stacked and connected in a height direction.

Description

Integrated energy storage container and assembly thereof Technical Field The present utility model relates to liquid flow energy storage devices, and more particularly to an integrated energy storage container and components thereof. Background The integrated design of the container energy storage system simplifies the construction cost of the infrastructure, shortens the construction period, improves the modularization degree and is convenient for transportation and installation. The system has wide applicability and is suitable for power stations such as firepower, wind energy and solar energy, and various application occasions such as islands, communities, schools, scientific research institutions, factories and large-scale load centers. In addition, the product adopts a modularized design, has independent power and capacity, is convenient to maintain and is environment-friendly. The container-type liquid flow system provides great convenience in loading and transporting and is easy to carry. These features make it a preferred solution in the energy storage field. However, in the field of reality, the existing container type liquid flow system is inconvenient to transport and transport by sea due to the scattered design of the container type liquid flow system. First, existing energy storage systems may require longer installation and commissioning times, thereby extending the construction cycle of the entire project. Second, existing energy storage systems may be more difficult to maintain because the various components may be distributed in different locations, requiring more time and resources to inspect and maintain. Furthermore, existing energy storage systems may lack reliability, are more prone to failure and performance degradation, and perform poorly especially in extreme weather or special geographic environments. Disclosure of utility model The embodiment of the utility model provides an integrated energy storage container, which can realize integrated design and reduce the complexity of connection. The embodiment of the utility model also provides an integrated energy storage container, which comprises: the box body is provided with a first accommodating chamber and a second accommodating chamber which are isolated from each other; The energy storage system comprises a liquid flow system arranged in the first accommodating chamber and various electrical equipment arranged in the second accommodating chamber, wherein the liquid flow system comprises a liquid storage tank, a galvanic pile, a liquid supply pipe connected with the liquid storage tank and the galvanic pile and a circulating pump arranged on the liquid supply pipe, and the various electrical equipment comprises a process control system, a battery management system and a temperature control system which are connected with the liquid flow system. In one exemplary embodiment, the reservoir includes a positive reservoir and a negative reservoir separated by a separator, the stack including a positive stack connected to the positive reservoir by a supply tube, and a negative stack connected to the negative reservoir by a supply tube. In an exemplary embodiment, the liquid storage tank extends along the length direction of the box body, and the first accommodating chamber is provided with a beam body, and the liquid storage tank is fixedly connected with the beam body. In an exemplary embodiment, the integrated energy storage container further comprises a first heat exchanger arranged in the positive electrode liquid storage chamber and used for cooling the positive electrode liquid storage chamber, and a second heat exchanger arranged in the negative electrode liquid storage chamber and used for cooling the negative electrode liquid storage chamber, and the first heat exchanger and the second heat exchanger are arranged and positioned at the top end of the box body. In an exemplary embodiment, the first heat exchanger and the second heat exchanger each comprise an outer shell and a plurality of heat exchange tubes accommodated in the outer shell, wherein the plurality of heat exchange tubes are used for conveying cooling liquid, and the outer shell is provided with a plurality of through holes for enabling the power supply liquid to enter the outer shell to exchange heat with the cooling liquid. In an exemplary embodiment, the integrated energy storage container further includes a support frame disposed in the first accommodating chamber and located at one side of the liquid storage tank, the electric pile is disposed at an upper portion of the support frame, the energy storage system further includes a pair of voltage converters connected to the positive electrode electric pile and the negative electrode electric pile respectively and used for boosting or reducing voltage, the pair of voltage converters are disposed below the electric pile, and the circulation pump is disposed below the electric pile and used for supplying liquid to th