CN211045655U - Energy storage container temperature control system - Google Patents
Energy storage container temperature control system Download PDFInfo
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- CN211045655U CN211045655U CN201922205514.1U CN201922205514U CN211045655U CN 211045655 U CN211045655 U CN 211045655U CN 201922205514 U CN201922205514 U CN 201922205514U CN 211045655 U CN211045655 U CN 211045655U
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- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract
The utility model provides an energy storage container temperature control system, including the inside air inlet part of box, air-out part, control part, wind channel part, as the air inlet part jointly by the air outlet of outside air inlet module and air conditioner, outside air inlet module comprises the first electronic tripe of installation and a plurality of air inlet fan on inlet air channel, is regarded as the air-out part jointly by the air intake of outside air outlet module and air conditioner, outside air inlet module comprises the electronic tripe of second and a plurality of air outlet fan of installation on the air-out passageway, and the air outlet of every air conditioner communicates with the air intake of wind channel part, the air intake of every air conditioner and the air outlet of wind channel part communicate. The utility model greatly reduces the system power consumption while ensuring the battery operation storage temperature, effectively improves the working efficiency of the energy storage system, and promotes the product income; meanwhile, the utilization rate of the air conditioner is reduced, and the service life of the air conditioner is prolonged.
Description
Technical Field
The utility model belongs to the technical field of the electric power energy storage, concretely relates to energy storage container temperature control system.
Background
In recent years, with increasing frequency modulation, demand for regulation, peak regulation, new wind and light energy demand and the like of power plants, the demand of power energy storage systems is increasing, and lithium battery energy storage products are preferred due to the advantages of high performance, long service life, cleanness, no pollution and the like.
However, through a series of project verification, the efficiency of the lithium battery energy storage product is higher than that of other energy storage systems, but still has a large energy loss, wherein the influence of the power consumption of the system thermal management on the system efficiency is particularly obvious except for inevitable losses such as the battery self-charging and discharging efficiency, the inverter efficiency, the transformer efficiency, the internal resistance of a connecting cable and the like. Because the battery generates a large amount of heat in the charging and discharging process, in order to ensure that the battery operates in the optimum temperature range, ensure the normal operation of the system, improve the reliability of the product and reduce the service life attenuation of the battery, the conventional lithium battery energy storage container system is basically provided with a high-power industrial air conditioning system (the power of an ordinary industrial air conditioner is generally dozens of kilowatts), and the industrial air conditioner is subjected to overall on-off control according to the temperature condition of the battery, so that the design leads the thermal management power consumption of the system to be extremely high, and further the product yield is seriously influenced.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, one of the purposes of the utility model is to provide an energy storage container temperature control system, through increasing outside air inlet module and outside air-out module, under the condition that outside ambient temperature meets the requirements, the outside air inlet of priority control is to battery cabinet and battery module cooling in the container, reduces the air conditioner rate of utilization, has effectively improved energy storage system work efficiency, and then has promoted the income of product.
An energy storage container temperature control system adopts the following technical scheme:
the temperature control system comprises a box body and a control part matched with the box body, wherein a plurality of battery cabinets, a plurality of battery modules and an air channel part are arranged in the box body, the air channel part comprises an air inlet channel, a heat dissipation air channel and an air outlet air channel, a plurality of air conditioners are arranged on the outer wall of the box body or in the inner space of the box body, an air outlet of each air conditioner is communicated with an air inlet of the air channel part, an air inlet of each air conditioner is communicated with an air outlet of the air channel part, an external air inlet module consisting of a first electric louver and a plurality of air inlet fans is arranged on the air inlet channel, the external air inlet module and the air outlet of the air conditioner are jointly used as the air inlet part, an external air outlet module consisting of a second electric louver and a plurality of air outlet fans is arranged on the; and the external air inlet module and the external air outlet module are respectively and electrically connected with the control part.
Preferably, the plurality of battery cabinets and the battery modules are divided and uniformly arranged according to regions, one or more air conditioners are correspondingly installed in each region, and correspondingly, one or more external air inlet modules and external air outlet modules are installed in each region. The design can carry out the pertinence cooling to the battery that local temperature is too high to reduce system's energy consumption.
Preferably, the battery cabinets are symmetrically arranged along the air outlet duct, so that hot air after heat exchange can be conveniently and centrally controlled and processed.
The control part comprises a control module, a first detection module and a second detection module, wherein the first detection module is a plurality of first temperature sensors uniformly arranged on the outer side of the box body and is used for detecting the external environment temperature and transmitting an external environment temperature signal to the control module; the second detection module is a plurality of second temperature sensors uniformly arranged on the battery module and used for detecting the temperature of the battery module and transmitting the temperature signal of the battery module to the control module. The design can realize double monitoring of the temperature inside and outside the container, so that a basis is provided for the control module to control when the temperature is reduced and in which cooling mode (air-conditioning cooling mode or external air inlet cooling mode).
The air inlet channel is a container air inlet channel, the container air inlet channel is a closed channel connected to air inlets of the radiating air channels through air channel part air inlets, air inlets of the container air inlet channel are in closed fit with an air conditioner air outlet and an external air inlet module, and an air outlet of the container air inlet channel is in closed fit with the air inlets of the radiating air channels.
The heat dissipation air duct comprises a battery cabinet air duct and module air ducts, the battery cabinet air duct is a closed channel which is connected to air inlets of the module air ducts from an air outlet of an air inlet duct of the container, the air inlets of the battery cabinet air duct are in closed fit with the air outlet of the air inlet duct of the container, and the air outlet of the battery cabinet air duct is in fit with the air inlets of the module air ducts; the module air duct is a passage for connecting the air outlet of the battery cabinet air duct to the air outlet duct, the air inlet of the module air duct is matched with the air outlet of the battery cabinet air duct, and the air outlet of the module air duct is connected with the air outlet duct.
Another object of the present invention is to provide an energy storage container, which employs the temperature control system of the energy storage container.
The technical effects of the utility model:
1. the invention judges according to the external environment temperature signal and the battery module temperature signal, controls the opening and closing states and the opening and closing quantity of the air conditioner, the electric shutter, the air inlet fan and the air outlet fan in the corresponding area, and preferentially uses the external air inlet module and the external air outlet module to cool the battery in the container under the condition that the external environment temperature meets the air inlet temperature range required by battery cooling, the single operating power of the fans adopted in the external air inlet module and the external air outlet module is only dozens of watts, and compared with the operating power of the air conditioner, the system energy consumption is greatly reduced; under the condition that the external environment temperature cannot meet the air inlet temperature range required by battery cooling, the external air inlet module and the external air outlet module are closed, and the air conditioner cools the battery in the container, so that the utilization rate of the air conditioner is greatly reduced, the system power consumption is reduced, the efficiency of an energy storage system is effectively improved, and the product income is improved while the battery operation storage temperature is ensured; meanwhile, the utilization rate of the air conditioner is reduced, and the service life of the air conditioner is prolonged;
2. compared with the design of the existing single air-conditioning cooling container, the invention can effectively reduce the system power consumption by additionally designing the external air inlet module and the external air outlet module and adjusting the system control strategy, and has the advantages of small system adjustment amplitude, small appearance change and low cost;
3. the detection module of the invention adopts multiple redundancy, can quickly identify the failure condition of the temperature sensor, improves the temperature detection precision and reduces the influence of the failure of the temperature sensor on the system.
Drawings
Fig. 1 is the embodiment of the utility model provides an energy storage container axonometric drawing.
Fig. 2 is the embodiment of the utility model provides an energy storage container decomposes axonometric drawing.
Fig. 3 is a block diagram of the temperature control system according to the embodiment of the present invention.
Fig. 4 is a flowchart of a control method according to an embodiment of the present invention.
In the figure: 1-an air conditioner, 2-a rain cover, 3-a first electric shutter, 4-an air inlet fan, 5-a container air inlet duct, 6-a battery cabinet air duct, 7-a module air duct, 8-a container air duct, 9-a second electric shutter, 10-an air outlet fan and 11-a box body.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
The temperature control system for the energy storage container shown in fig. 1 and 2 adopts the following technical scheme:
the temperature control system comprises a box body 11 and a control part matched with the box body 11, the box body 11 is internally provided with a plurality of battery cabinets, a plurality of battery modules and an air duct part, the air duct part comprises an air inlet channel, a heat dissipation air duct and an air outlet duct, a plurality of air conditioners 1 are arranged on the outer wall of the box body 11 or in the inner space, wherein the air outlet of each air conditioner 1 is communicated with the air inlet of the air duct part, the air inlet of each air conditioner 1 is communicated with the air outlet of the air duct part, an external air inlet module consisting of a first electric louver 3 and a plurality of air inlet fans 4 is arranged on the air inlet channel, the external air inlet module and an air outlet of the air conditioner 1 are jointly used as an air inlet part, an external air outlet module consisting of a second electric louver 9 and a plurality of air outlet fans 10 is installed on the air outlet channel, and the external air outlet module and an air inlet of the air conditioner 1 are jointly used as an air outlet part; and the external air inlet module and the external air outlet module are respectively and electrically connected with the control part.
The air inlet part is composed of an air conditioner 1 and an external air inlet module, and further description is given. The air conditioner 1 adopts a corresponding industrial air conditioner 1 according to the heating power of the batteries, the heat dissipation air quantity required by each battery cabinet and the like, the start and stop of the industrial air conditioner are controlled by a control module, and the air outlet of the industrial air conditioner is connected with an air duct part to provide cold air. Outside air inlet module comprises rain-proof cover 2, first electronic tripe 3 and air inlet fan 4, and rain-proof cover 2 is located the 3 outsides of first electronic tripe, through bolted connection on the outer wall of container curb plate. The inner side of the first electric louver 3 is provided with a dust screen and a dehumidification layer according to the use working condition, the first electric louver 3 and the air inlet fan 4 are synchronously opened and closed under the control of a control module, and the first electric louver 3 is opened when the air inlet fan 4 works, so that the external air inlet amount is sufficient; when the air conditioner 1 works, the first electric louver 3 is closed, so that air of the air conditioner is prevented from leaking; when the fire condition of the product releases fire-fighting gas, the first electric shutter 3 and the air inlet fan 4 are closed to prevent gas from leaking.
The air outlet part is composed of an air conditioner 1 and an external air outlet module, and further description is given. The external air outlet module consists of a second electric louver 9 and an air outlet fan 10, a dust screen and a dehumidification layer are installed on the inner side of the second electric louver 9 according to the use working condition, the second electric louver 9 and the air outlet fan 10 are controlled to be opened and closed simultaneously by the control module, the air outlet fan 10 and the second electric louver 9 are ensured to be opened when an air cooling system is adopted to work, and the heat of the internal container channel 8 is rapidly discharged; when the fire condition of the product releases the fire-fighting gas, the second electric shutter 9 and the air outlet fan 10 are closed to prevent the gas from leaking. When the air inlet of the air conditioner 1 is used for cooling the air conditioner, the heat in the container passageway 8 is recovered.
The air duct portion is further described. The air duct part consists of a container air inlet duct 5, a battery cabinet air duct 6, a module air duct 7 and a container passageway 8. The container air inlet duct 5 is a closed channel which is connected with the air inlets of the battery cabinet air ducts 6 through the air inlet of the air duct part, the air inlets of the container air inlet duct 5 are in closed fit with the air outlet of the air conditioner 1 and the external air inlet modules, and the air outlet of the container air inlet duct 5 is in closed fit with the air inlets of the battery cabinet air ducts 6 and used for introducing air volume entering the air inlet modules into the battery cabinets. The battery cabinet air duct 6 is a closed channel which is connected from the air outlet of the container air inlet duct 5 to the air inlets of the module air ducts 7, the air inlets of the battery cabinet air duct 6 are hermetically matched with the air outlet of the container air inlet duct 5, and the air outlet of the battery cabinet air duct 6 is matched with the air inlets of the module air ducts 7 so as to introduce the air volume entering the container air duct 5 into the module air ducts 7; the module air duct 7 is a structure composed of a module shell, batteries and the like, and is a passage for connecting an air outlet of the battery cabinet air duct 6 to a container passageway 8, an air inlet of the passage is matched with the air outlet of the battery cabinet air duct 6, and an air outlet of the passage is connected with the container passageway 8 and used for introducing air quantity entering the battery cabinet air duct 6, taking away heat of the batteries, leading the heat to the container passageway 8, reducing the operation temperature of the batteries, optimizing the use working condition, improving the performance of the batteries, reducing the attenuation rate of the batteries and prolonging the service life. The container passageway 8 is a passageway formed by the battery cabinets on two sides and the upper and lower shells of the container, and the module air outlet is led to the air outlet part through the container passageway 8.
The control section is further explained. The control part comprises a control module, a first detection module and a second detection module, wherein the first detection module is a plurality of first temperature sensors uniformly arranged on the outer side of the box body 11 and used for detecting the external environment temperature and transmitting an external environment temperature signal to the control module; the second detection module is a plurality of second temperature sensors uniformly arranged on the battery module and used for detecting the temperature of the battery module and transmitting the temperature signal of the battery module to the control module.
The plurality of battery cabinets and the battery modules are divided into regions and uniformly arranged, one or more air conditioners 1 are correspondingly installed in each region, and correspondingly, one or more external air inlet modules and external air outlet modules are installed in each region.
The battery cabinets and the battery modules are symmetrically arranged along the air outlet duct.
A temperature control method for an energy storage container is shown in figures 3 and 4, and the specific technical scheme is as follows:
the energy storage container temperature control system is adopted, and the specific control method comprises the following steps:
(1) the detection module is used for detecting the external environment temperature and transmitting an external environment temperature signal to the control module;
(2) the temperature of the battery module is detected by the detection module, and a battery module temperature signal is transmitted to the control module;
(3) the control module judges according to the external environment temperature signals and the battery module temperature signals transmitted by the first detection module and the second detection module, controls the opening and closing states and the opening and closing numbers of the air conditioner, the electric shutter, the air inlet fan and the air outlet fan in the corresponding areas, and preferentially uses the external air inlet module and the external air outlet module to cool the battery in the container under the condition that the external environment temperature meets the air inlet temperature range required by battery cooling; under the condition that the external environment temperature cannot meet the air inlet temperature range required by battery cooling, the external air inlet module and the external air outlet module are closed, and the air conditioner cools the battery in the container;
(4) if the fire-fighting system gives an alarm, all the air conditioners, the electric shutters and the fans of the container are closed.
In the step 1, the first detection module detects a plurality of external environment temperature values, eliminates abnormal values according to differences among the temperatures, gives an alarm, averages normal values and transmits the average values to the control module.
And 2, firstly setting a thermal management cooling starting temperature, and then judging whether an air conditioner or an external air inlet module and an external air outlet module and the number of fans which are required to be started by the external air inlet module and the external air outlet module in the region are required to be started according to the number of battery cabinets which are detected by the detection module II and used for controlling the highest temperature of the batteries in the management region to exceed the set thermal management cooling starting temperature and the proportion of the highest temperature of the batteries in the region to the total number of the battery cabinets in the region.
An energy storage container adopts the energy storage container temperature control system.
Claims (7)
1. The utility model provides an energy storage container temperature control system, includes box (11) and the control part that sets up with box (11) is supporting, box (11) inside is equipped with a plurality of battery cabinets, a plurality of battery modules, wind channel part, and wind channel part includes inlet air channel, heat dissipation wind channel and air-out wind channel again, and a plurality of air conditioner (1) are installed to outer wall or inner space on box (11), and wherein the air outlet of every air conditioner (1) and the air intake intercommunication of wind channel part, the air intake of every air conditioner (1) and the air outlet intercommunication of wind channel part, its characterized in that: an external air inlet module consisting of a first electric louver (3) and a plurality of air inlet fans (4) is installed on the air inlet channel, the external air inlet module and an air outlet of the air conditioner (1) are jointly used as an air inlet part, an external air outlet module consisting of a second electric louver (9) and a plurality of air outlet fans (10) is installed on the air outlet channel, and the external air outlet module and an air inlet of the air conditioner (1) are jointly used as an air outlet part; and the external air inlet module and the external air outlet module are respectively and electrically connected with the control part.
2. An energy storage container temperature control system as claimed in claim 1, wherein: the plurality of battery cabinets and the battery modules are divided into regions and uniformly arranged, one or more air conditioners (1) are correspondingly installed in each region, and correspondingly, one or more external air inlet modules and external air outlet modules are installed in each region.
3. An energy storage container temperature control system as claimed in claim 1 or 2, wherein: the battery cabinets and the battery modules are symmetrically arranged along the air outlet duct.
4. An energy storage container temperature control system as claimed in claim 1, wherein: the control part comprises a control module, a first detection module and a second detection module, wherein the first detection module is a plurality of first temperature sensors uniformly arranged on the outer side of the box body (11) and is used for detecting the external environment temperature and transmitting an external environment temperature signal to the control module; the second detection module is a plurality of second temperature sensors uniformly arranged on the battery module and used for detecting the temperature of the battery module and transmitting the temperature signal of the battery module to the control module.
5. An energy storage container temperature control system as claimed in claim 1, wherein: the air inlet channel is a container air inlet channel (5), the container air inlet channel (5) is a closed channel which is connected to air inlets of all the radiating air channels through air channel part air inlets, air inlets of the container air inlet channel (5) are in closed fit with an air outlet of the air conditioner (1) and an external air inlet module, and an air outlet of the container air inlet channel (5) is in closed fit with the air inlets of the radiating air channels.
6. An energy storage container temperature control system as claimed in claim 1 or 5, wherein: the heat dissipation air duct comprises a battery cabinet air duct (6) and module air ducts (7), the battery cabinet air duct (6) is a closed channel which is connected from an air outlet of the container air inlet duct (5) to air inlets of the module air ducts (7), an air inlet of the battery cabinet air duct (6) is in closed fit with an air outlet of the container air inlet duct (5), and an air outlet of the battery cabinet air duct (6) is in fit with an air inlet of the module air duct (7); the module air duct (7) is a passage for connecting the air outlet of the battery cabinet air duct (6) to the air outlet duct, the air inlet of the module air duct (7) is matched with the air outlet of the battery cabinet air duct (6), and the air outlet of the module air duct (7) is connected with the air outlet duct.
7. An energy storage container, characterized in that: an energy storage container temperature control system as claimed in any one of claims 1-6 is used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922205514.1U CN211045655U (en) | 2019-12-11 | 2019-12-11 | Energy storage container temperature control system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201922205514.1U CN211045655U (en) | 2019-12-11 | 2019-12-11 | Energy storage container temperature control system |
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| CN211045655U true CN211045655U (en) | 2020-07-17 |
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| CN201922205514.1U Active CN211045655U (en) | 2019-12-11 | 2019-12-11 | Energy storage container temperature control system |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114069090A (en) * | 2021-10-12 | 2022-02-18 | 许继电源有限公司 | Movable energy storage container heat dissipation device and movable energy storage container |
| CN114639898A (en) * | 2022-03-25 | 2022-06-17 | 南通国轩新能源科技有限公司 | Lithium ion battery energy storage cabin distributed intelligent temperature control system |
| CN115621624A (en) * | 2022-09-30 | 2023-01-17 | 清安储能技术(重庆)有限公司 | Energy storage system heat management method, device, equipment and storage medium |
| CN114069090B (en) * | 2021-10-12 | 2024-06-21 | 许继电源有限公司 | Portable energy storage container heat abstractor and portable energy storage container |
-
2019
- 2019-12-11 CN CN201922205514.1U patent/CN211045655U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114069090A (en) * | 2021-10-12 | 2022-02-18 | 许继电源有限公司 | Movable energy storage container heat dissipation device and movable energy storage container |
| CN114069090B (en) * | 2021-10-12 | 2024-06-21 | 许继电源有限公司 | Portable energy storage container heat abstractor and portable energy storage container |
| CN114639898A (en) * | 2022-03-25 | 2022-06-17 | 南通国轩新能源科技有限公司 | Lithium ion battery energy storage cabin distributed intelligent temperature control system |
| CN115621624A (en) * | 2022-09-30 | 2023-01-17 | 清安储能技术(重庆)有限公司 | Energy storage system heat management method, device, equipment and storage medium |
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