CN214505601U

CN214505601U - Heat dissipation system and energy storage battery Pack

Info

Publication number: CN214505601U
Application number: CN202120518137.1U
Authority: CN
Inventors: 张建立; 姜正茂
Original assignee: Sineng Electric Co ltd
Current assignee: Sineng Electric Co ltd
Priority date: 2021-03-08
Filing date: 2021-03-08
Publication date: 2021-10-26
Anticipated expiration: 2031-03-08

Abstract

The utility model is suitable for an energy storage product technical field provides a cooling system and energy storage battery Pack, and wherein the cooling system includes liquid cooling inlet tube, liquid cooling outlet pipe, first integrated pipeline, second integrated pipeline, feed liquor subassembly and goes out the liquid subassembly, and first integrated pipeline communicates with the liquid cooling inlet tube, and the second integrated pipeline communicates with the liquid cooling outlet pipe; the liquid inlet assembly comprises a liquid inlet pump, a liquid inlet pipe connected with the liquid inlet pump, and a first heater arranged outside the liquid inlet pipe, and the liquid inlet pipe is communicated with the first integrated pipeline; the liquid outlet assembly is communicated with the second integrated pipeline. Above-mentioned cooling system and energy storage battery Pack set up first heater through the outside at the feed liquor pipe of feed liquor subassembly to carry out the concurrent heating to the coolant liquid of feed liquor pump input, with the temperature at increase battery module both ends, make the temperature at battery module both ends and middle temperature basically the same, improved energy storage battery Pack's life.

Description

Heat dissipation system and energy storage battery Pack

Technical Field

The utility model belongs to the technical field of the energy storage product, especially, relate to a cooling system and energy storage battery Pack.

Background

The energy storage product is an application field of power lithium ion batteries. An Energy Storage System (ESS) is a System capable of storing electric Energy and supplying power, and has the functions of smooth transition, peak clipping, valley filling, frequency modulation and voltage regulation, and the like. The solar energy and wind energy can be smoothly output, and the impact on a power grid and users caused by randomness, intermittence and fluctuation of the solar energy and wind energy can be reduced; the electricity charge expenditure of the user can be reduced by charging in the valley price period and discharging in the peak price period; when the large power grid is powered off, the power grid can operate in an isolated island mode, and uninterrupted power supply for users is guaranteed.

Current energy storage battery Pack, battery system in it can send big heat when charge-discharge, and the battery module temperature at both ends is normal, and middle module is hotter, can reduce battery system's life.

SUMMERY OF THE UTILITY MODEL

An object of the embodiment of the utility model is to provide a cooling system, it is normal to aim at solving the battery module temperature at current energy storage battery Pack during operation both ends, and middle module is than hot problem.

The embodiment of the utility model provides a realize like this, a cooling system, include:

a liquid cooling water inlet pipe;

a liquid cooling water outlet pipe;

the first integrated pipeline is communicated with the liquid cooling water inlet pipe;

the second integrated pipeline is communicated with the liquid cooling water outlet pipe;

the liquid inlet assembly comprises a liquid inlet pump, a liquid inlet pipe connected with the liquid inlet pump, and a first heater arranged on the outer side of the liquid inlet pipe, and the liquid inlet pipe is communicated with the first integrated pipeline;

and the liquid outlet assembly is communicated with the second integrated pipeline.

Furthermore, the liquid outlet assembly comprises a liquid outlet pump and a liquid outlet pipe connected with the liquid outlet pump.

Still further, the first integrated circuit includes:

a first vertical tube;

a first cross tube;

one end of the first vertical pipe is communicated with the liquid inlet pipe, and the other end of the first vertical pipe is communicated with at least one first transverse pipe.

Further, the first heater includes:

the connecting piece is connected with the outer side of the liquid inlet pipe;

the heating piece, heating piece one end with the connecting piece is connected, and the other end extends to in the liquid inlet pipe.

Furthermore, the connecting piece is detachably connected with the heating piece.

Furthermore, the upper end of the heating element is provided with a slot, the upper end of the slot is provided with two heat-conducting columns, and the connecting element is clamped in the slot and connected with the two heat-conducting columns.

Furthermore, a second heater is arranged on the liquid outlet pipe.

Furthermore, one end of the second heater is connected with the liquid outlet pipe, and the other end of the second heater extends into the liquid outlet pipe.

The utility model also provides an energy storage battery Pack, include the battery rack and locate a plurality of battery module in the battery rack, still include as above-mentioned any one the cooling system, each the outside of battery module all is equipped with the liquid cooling inlet tube with the liquid cooling outlet pipe.

Still further, still include BMS battery system, BMS battery system is connected with a plurality of the battery module.

The utility model has the advantages that: above-mentioned cooling system and energy storage battery Pack set up first heater through the outside at the feed liquor pipe of feed liquor subassembly to carry out the concurrent heating to the coolant liquid of feed liquor pump input, with the temperature at increase battery module both ends, make the temperature at battery module both ends and middle temperature basically the same, improved energy storage battery Pack's life.

Drawings

Fig. 1 is a schematic view of an assembly structure of a heat dissipation system according to an embodiment of the present invention;

fig. 2 is a schematic view of a first split structure of a heat dissipation system according to an embodiment of the present invention;

fig. 3 is a schematic view of a second split structure of the heat dissipation system according to an embodiment of the present invention.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. Several embodiments of the invention are given in the accompanying drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

The utility model provides a cooling system sets up first heater through the outside at the feed liquor pipe, has solved the inhomogeneous problem of battery module temperature, sets up the second heater through the outside at the drain pipe for it replaces the feed liquor subassembly to realize feed liquor concurrent heating function to go out the liquid subassembly.

The following describes in detail a specific implementation of the present invention with reference to specific embodiments.

Example one

The utility model discloses a heat dissipation system that the first embodiment provided, please refer to fig. 1 to 3, including liquid cooling inlet tube 10, liquid cooling outlet pipe 20, first integrated pipeline 30, second integrated pipeline 40, feed liquor subassembly 50 and play liquid subassembly 60, first integrated pipeline 30 with liquid cooling inlet tube 10 communicates, second integrated pipeline 40 with liquid cooling outlet pipe 20 communicates, feed liquor subassembly 50 includes feed liquor pump 51, with feed liquor pipe 52 that feed liquor pump 51 is connected, and with locate the first heater 53 in the feed liquor pipe 52 outside, feed liquor pipe 52 with first integrated pipeline 30 communicates; the liquid outlet assembly 60 is communicated with the second integrated pipeline 40.

The heat dissipation system is characterized in that the first heater 53 is arranged outside the liquid inlet pipe 52 of the liquid inlet assembly 50 to supplement heat for the cooling liquid input by the liquid inlet pump 51, so that the temperatures at two ends of the battery module 100 are increased, the temperatures at two ends of the battery module 100 are basically the same as the temperature in the middle of the battery module, and the service life of the energy storage battery Pack is prolonged.

Example two

In an embodiment of the present invention, referring to fig. 3, the liquid outlet assembly 60 includes a liquid outlet pump 61 and a liquid outlet pipe 62 connected to the liquid outlet pump 61 to discharge the cooling liquid.

EXAMPLE III

In an embodiment of the present invention, referring to fig. 3, the first integrated pipeline 30 includes a first vertical pipe 31 and a first horizontal pipe 32; one end of the first vertical pipe 31 is communicated with the liquid inlet pipe 52, and the other end is communicated with at least one first horizontal pipe 32, so as to simultaneously connect a plurality of battery modules 100.

Example four

In an embodiment of the present invention, please refer to fig. 3, the first heater 53 includes a connecting member (not shown) and a heating member (not shown), the connecting member is connected to the outside of the liquid inlet pipe 52, one end of the heating member (not shown) is connected to the connecting member, and the other end extends into the liquid inlet pipe 52, wherein the connecting member is connected to an external power source, and the heating member is used for heating devices with good heating performance such as copper pipes, so as to heat the liquid in the liquid inlet pipe 52.

EXAMPLE five

The utility model discloses an embodiment, the connecting piece with the connection can be dismantled to the piece that generates heat, and can understand, the piece that generates heat generally adopts the copper pipe preparation to form, and difficult damage, and the connecting piece is as electric connector, receives voltage shock easily, leads to damaging, through with the connecting piece with the connection can be dismantled to the piece that generates heat to change the connecting piece of easy damage, reduced the replacement cost.

EXAMPLE six

In an embodiment of the present invention, the upper end of the heating element is provided with a slot (not shown), the upper end of the slot is provided with two heat-conducting pillars (not shown), the connecting element is connected to the inside of the slot and connected to the two heat-conducting pillars, so as to connect the connecting element and the heating element to be detachable.

EXAMPLE seven

In an embodiment of the present invention, referring to fig. 3, a second heater 63 is disposed on the liquid outlet pipe 62, so that the liquid outlet assembly replaces the liquid inlet assembly 50 to realize the liquid inlet heat supplementing function.

Example eight

In an embodiment of the present invention, referring to fig. 3, one end of the second heater 63 is connected to the liquid outlet pipe 62, and the other end extends to the liquid outlet pipe 62 to heat the coolant in the liquid outlet pipe 62. Specifically, the first heater 53 and the second heater 63 may be formed by a heating copper tube and a power line, so that the heating copper tube generates heat by an external power source of the power line, and then the cooling liquid is heated.

Example nine

The utility model also provides an energy storage battery Pack please refer to fig. 3, include battery rack 200 and locate a plurality of battery module 100 in the battery rack 200, still include the cooling system as in any one of above-mentioned, each the outside of battery module 100 all is equipped with liquid cooling inlet tube 10 with liquid cooling outlet pipe 20.

Above-mentioned energy storage battery Pack sets up first heater 53 through the outside at the feed liquor pipe 52 of feed liquor subassembly 50 to carry out the concurrent heating to the coolant liquid of feed liquor pump 51 input, in order to increase the temperature at battery module 100 both ends, make the temperature at battery module 100 both ends and middle temperature basically the same, improved energy storage battery Pack's life.

Example ten

In an embodiment of the present invention, please refer to fig. 1 to fig. 3, the energy storage battery Pack further includes a BMS battery system, the BMS battery system is connected to a plurality of the battery modules 100 to intelligently manage and maintain the battery modules, prevent the battery from being overcharged and overdischarged, prolong the service life of the battery, and monitor the state of the battery. BMS battery system includes BMS battery management system, control module group, display module group, wireless communication module group, electrical equipment, is used for the group battery of electrical equipment power supply and is used for gathering the collection module of the battery information of group battery, BMS battery management system passes through communication interface and is connected with wireless communication module group and display module group respectively, the output of gathering the module is connected with BMS battery management system's input, BMS battery management system's output is connected with the input of control module group, the control module group is connected with group battery and electrical equipment respectively, BMS battery management system passes through wireless communication module and server side and is connected.

The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.

Claims

1. A heat dissipation system, comprising:

a liquid cooling water inlet pipe;

a liquid cooling water outlet pipe;

2. The heat dissipating system of claim 1, wherein the fluid outlet assembly comprises a fluid outlet pump and a fluid outlet pipe connected to the fluid outlet pump.

3. The heat dissipating system of claim 1, wherein the first integrated circuit comprises:

a first vertical tube;

a first cross tube;

4. The heat dissipating system of claim 1, wherein the first heater comprises:

the connecting piece is connected with the outer side of the liquid inlet pipe;

5. The heat dissipating system of claim 4, wherein the connecting member is detachably connected to the heat generating member.

6. The heat dissipation system as claimed in claim 5, wherein a slot is disposed at an upper end of the heat generating member, two heat conductive posts are disposed at an upper end of the slot, and the connecting member is engaged with the slot and connected to the two heat conductive posts.

7. The heat dissipating system of claim 2, wherein a second heater is disposed on the outlet pipe.

8. The heat dissipating system of claim 7, wherein the second heater is connected to the outlet tube at one end and extends into the outlet tube at the other end.

9. An energy storage battery Pack, comprising a battery cabinet and a plurality of battery modules arranged in the battery cabinet, and further comprising the heat dissipation system according to any one of claims 1 to 8, wherein the liquid cooling water inlet pipe and the liquid cooling water outlet pipe are arranged on the outer side of each battery module.

10. The energy storage battery Pack according to claim 9, further comprising a BMS battery system connected to the plurality of battery modules.