CN221039857U - Energy storage control by temperature change liquid cooling unit test load device - Google Patents
Energy storage control by temperature change liquid cooling unit test load device Download PDFInfo
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- CN221039857U CN221039857U CN202322592262.9U CN202322592262U CN221039857U CN 221039857 U CN221039857 U CN 221039857U CN 202322592262 U CN202322592262 U CN 202322592262U CN 221039857 U CN221039857 U CN 221039857U
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- 239000007788 liquid Substances 0.000 title claims abstract description 78
- 238000001816 cooling Methods 0.000 title claims abstract description 51
- 238000012360 testing method Methods 0.000 title claims abstract description 35
- 238000004146 energy storage Methods 0.000 title claims abstract description 26
- 238000010438 heat treatment Methods 0.000 claims abstract description 48
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 32
- 239000007787 solid Substances 0.000 claims abstract description 23
- 230000001276 controlling effect Effects 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model provides a load testing device of an energy storage temperature control liquid cooling unit, which comprises an input power supply, an electric control assembly, a heating barrel and a controller, wherein the electric control assembly comprises an electric control box, a solid-state relay and a circuit breaker leakage protection assembly; the input power supply is connected with the electric control box and then connected with the circuit breaker leakage protection assembly; the circuit breaker leakage protection assembly is connected with the solid-state relay, and the solid-state relay is connected with the temperature protection switch; the heating barrel is provided with a circulating liquid water inlet and a circulating liquid water outlet; a heating wire is transversely arranged in the heating barrel, and a temperature protection switch temperature sensing bag is arranged at the bottom of the heating wire; the temperature-protection switch temperature sensing bag is connected to the temperature-protection switch through a temperature sensing wire; the temperature protection switch is connected in series to the control circuit of the controller and the solid state relay; the solid state relay is connected with the heating wire, and the controller is responsible for controlling the output percentage of the solid state relay and the start and stop of the temperature protection switch. The utility model discloses can reduce the cost that directly uses energy storage battery cabinet to test, ensure the security of test.
Description
Technical Field
The utility model belongs to the technical field of energy storage equipment, and particularly relates to a test load device of an energy storage temperature control liquid cooling unit.
Background
Before leaving the factory, the energy storage liquid cooling temperature control equipment needs to be subjected to a series of tests, and the test equipment comprises various performance indexes of the test equipment, the sealing performance of a circulating pipeline and accessories and various safety protection functions. At present, most manufacturers install energy storage liquid cooling temperature control equipment on an energy storage container for testing, but the following problems exist in the mode:
First, the cost of the energy storage container kit containing the battery packs is high.
Secondly, if the liquid cooling temperature control equipment fails and stops, the battery is still being charged and discharged, the temperature of the energy storage battery cannot be controlled immediately, and certain potential safety hazards exist.
Third, various values such as refrigerating capacity and power of the unit cannot be accurately measured.
In order to solve the problems, we propose a test load device of an energy storage liquid cooling temperature control unit.
Disclosure of utility model
Aims at the problems existing in the prior art. The utility model aims to provide a test load device of an energy storage temperature control liquid cooling unit.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
The utility model provides an energy storage control by temperature change liquid cooling unit test load device for energy storage control by temperature change liquid cooling unit test load, includes input power supply, electrical control assembly, heating bucket, controller, and electrical control assembly includes electric cabinet, solid state relay, circuit breaker earth leakage protection sub-assembly; the input power supply is connected with the electric control box and then connected with the circuit breaker leakage protection assembly; the rear end of the circuit breaker leakage protection assembly is connected with a solid-state relay, and a control circuit of the solid-state relay is connected with a temperature protection switch; the heating barrel is provided with a circulating liquid water inlet and a circulating liquid water outlet; a heating wire is transversely arranged in the heating barrel, and a temperature protection switch temperature sensing bag is arranged at the bottom of the heating wire in the heating barrel; the temperature-protection switch temperature sensing bag is connected to the temperature-protection switch through a temperature sensing wire; the contact of the temperature protection switch Guan Changbi is connected in series to the control circuit of the controller and the solid-state relay;
The solid state relay is connected with the heating wire, and the controller is connected with the solid state relay and the temperature protection switch and is responsible for controlling the output percentage of the solid state relay and the start and stop of the temperature protection switch.
As a further improvement of the scheme, the energy storage temperature control liquid cooling unit test load device further comprises a liquid cooling unit to be tested, and a temperature control water inlet of the liquid cooling unit to be tested is connected with a circulating liquid water outlet through a pipeline; the temperature control water outlet of the liquid cooling unit to be tested is connected with the circulating liquid water inlet through a pipeline.
As a further improvement of the scheme, a pressure relief safety valve is arranged at the top of the heating barrel, and a drain valve is arranged at the bottom of the heating barrel.
As a further improvement of the scheme, the switch of the electric cabinet is also connected with an indicator lamp.
Compared with the prior art, the utility model has the beneficial effects that: the utility model discloses energy storage control by temperature change liquid cooling unit test load device, through the circulating fluid water inlet of load device heating bucket with the control by temperature change delivery port for the water chilling unit of test liquid, with the circulating fluid delivery port of load device heating bucket with the control by temperature change water inlet for the water chilling unit of test liquid, start-up operation is waited to test the liquid cooling unit for circulating fluid circulates between test liquid chilling unit and load device, adjusts solid state relay output percentage and is A through the controller, heater strip output = full load power x A. And the value A is controlled by the regulating controller, so that the output power of the heating wire is more than or equal to the refrigerating capacity required to be achieved by the liquid cooling unit to be tested at the current temperature. And observing whether the liquid cooling unit to be tested can stably control the temperature of the circulating liquid to be about a specified value. If the liquid cooling unit to be tested can stably control the temperature of the water outlet of the circulating liquid, the cooling capacity and other relevant performances of the liquid cooling unit to be tested are indicated to meet the requirements. The cost of directly using the energy storage battery cabinet to test can be reduced through the control of the power supply output of the electric cabinet, the safety of the test is ensured, and the liquid cooling temperature control equipment can obtain accurate performance values through the device for testing.
Drawings
The utility model is further described below with reference to the accompanying drawings.
FIG. 1 is a schematic diagram of the overall principle of the present utility model;
FIG. 2 is a schematic diagram of a connection structure of a liquid cooling unit to be tested according to the present utility model;
FIG. 3 is a schematic perspective view of the whole test load device according to the present utility model;
fig. 4 is a schematic view of the internal structure of the electric cabinet of the present utility model.
The drawing is marked, 1-an electric control assembly; 2-heating a barrel; 3-a controller; 4-a temperature protection switch; 5-a liquid cooling unit to be tested; 10-an electric cabinet; 11-solid state relay; 12-a circuit breaker earth leakage protection assembly; 13-indicator lights; 20-a circulating liquid inlet; 21-a circulating liquid outlet; 22-heating wires; 23-a temperature protection switch bulb; 24-a pressure relief safety valve; 25-a drain valve; 51-a temperature control water inlet; 52-a temperature control water outlet.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
As shown in fig. 1 to fig. 4, the load testing device for the energy storage temperature control liquid cooling unit provided in this embodiment is used for testing a load of the energy storage temperature control liquid cooling unit, and includes an input power supply, an electric control assembly 1, a heating barrel 2 and a controller 3, wherein the electric control assembly 1 includes an electric control box 10, a solid state relay 11 and a circuit breaker leakage protection assembly 12; the input power is connected with the electric cabinet 10 and then is connected with the breaker leakage protection assembly 12; the rear end of the breaker leakage protection assembly 12 is connected with a solid state relay 11, and a control circuit of the solid state relay 11 is connected with a temperature protection switch 4; the heating barrel 2 is provided with a circulating liquid water inlet 20 and a circulating liquid water outlet 21; a heating wire 22 is transversely arranged in the heating barrel 2, and a temperature protection switch temperature sensing bulb 23 is arranged at the bottom of the heating wire 22 in the heating barrel 2; the temperature protection switch temperature sensing bag 23 is connected to the temperature protection switch 4 through a temperature sensing wire; the normally closed contact of the temperature protection switch 4 is connected in series to the control lines of the controller 3 and the solid state relay 11; the solid state relay 11 is connected with the heating wire 22, and the controller 3 is connected with the solid state relay 11 and the temperature protection switch 4 and is responsible for controlling the output percentage of the solid state relay 11 and the start and stop of the temperature protection switch 4. The energy storage temperature control liquid cooling unit test load device further comprises a liquid cooling unit to be tested 5, and a temperature control water inlet 51 of the liquid cooling unit to be tested 5 is connected with the circulating liquid water outlet 21 through a pipeline; the temperature control water outlet 52 of the liquid cooling unit 5 to be tested is connected with the circulating liquid water inlet 20 through a pipeline.
During specific test operation, the electric cabinet 10 is used for controlling the operation of the whole load device and bearing the following accessories, and the input power supply provides power supply; the circulating liquid water inlet 20 of the heating barrel 2 of the load device is connected with the temperature control water outlet 52 of the liquid cooling unit 5 to be tested through a pipeline, and the circulating liquid water outlet 21 of the heating barrel 2 of the load device is connected with the temperature control water inlet 51 of the liquid cooling unit 5 to be tested through a pipeline. The load device is connected with a power supply of the liquid cooling unit 5 to be tested. Closing the valve of the drain valve 25 and opening the inlet and outlet valves of the liquid cooling unit 5 to be tested. And starting to operate the liquid cooling unit 5 to be tested, so that circulating liquid circulates between the liquid cooling unit 5 to be tested and the heating barrel 2 of the load device, and if the circulating liquid is insufficient, the circulating liquid is timely supplemented.
The controller 3 is used to regulate the percentage of output of the solid state relay 11 to a, the output power of the heater wire 22 = full load power x a. And the value A is controlled by the regulating controller 3, so that the output power of the heating wire 3 is more than or equal to the cooling capacity required to be achieved by the liquid cooling unit to be tested at the current temperature. Observing for a period of time, and judging whether the liquid cooling unit to be tested can stably control the temperature of the circulating liquid to be about a specified value. If the liquid cooling unit 5 to be tested can stably control the temperature of the water outlet of the circulating liquid, the refrigerating capacity and other properties of the liquid cooling unit to be tested are indicated to meet the requirements. And calculating the output power of the heating wire 3 at the moment to obtain the refrigerating capacity value at the running temperature of the liquid cooling unit to be tested at present. When the test temperature control host fails, the power supply can be rapidly cut off, and the temperature is not out of control. When the temperature of the heating barrel 2 is higher than a set safety value, the temperature protection switch temperature sensing bag 23 transmits a signal to the controller 3, and the controller 3 controls the temperature protection switch 4 to automatically cut off the power supply.
The breaker leakage protection assembly 12 also automatically cuts off the power supply when the load device heats the tub 2 for overcurrent or leakage. When the temperature protection switch temperature sensing bag 23 detects that the temperature of the heating barrel 2 exceeds the set value of the temperature protection switch 4, the temperature protection switch 4 turns off the control circuit between the controller 3 and the solid state relay 11, so that the solid state relay 11 does not output current to the heating wire 22 any more, and the heating wire 22 stops working. The safety is ensured by avoiding the overhigh temperature of the device.
Example 2
The structure of this embodiment is basically the same as that of embodiment 1, and the only difference is that this embodiment further optimizes the structure based on embodiment 1, specifically, the top of the heating barrel 2 is provided with a pressure relief valve 24, and the bottom is provided with a drain valve 25. The pressure release valve 24 is used for adjusting the pressure inside the heating barrel 2 device, so as to ensure safe operation. The drain valve 25 is used to drain the circulating liquid in the heating tub 2 after the test is completed.
Example 3
The structure of this embodiment is basically the same as that of embodiment 1, and the only difference is that this embodiment further optimizes the structure based on embodiment 1, specifically, the switch of the electric cabinet 10 is further connected with an indicator light 13. The indicator light 13 displays the operation of the device and the operation status of the switch of the electric cabinet 10.
The above is merely illustrative of the structure of the present utility model and various modifications, additions and substitutions for the specific embodiments described herein can be made by those skilled in the art without departing from the scope of the utility model or the utility model is defined in the accompanying claims.
Claims (4)
1. The utility model provides an energy storage control by temperature change liquid cooling unit test load device for energy storage control by temperature change liquid cooling unit test load, includes input power, electrical control assembly (1), heating vat (2), controller (3), its characterized in that, electrical control assembly (1) include electric cabinet (10), solid state relay (11), circuit breaker earth leakage protection sub-assembly (12); the input power is connected with the electric cabinet (10) and then is connected with the breaker leakage protection assembly (12); the rear end of the circuit breaker leakage protection assembly (12) is connected with a solid-state relay (11), and a control circuit of the solid-state relay (11) is connected with a temperature protection switch (4); the heating barrel (2) is provided with a circulating liquid water inlet (20) and a circulating liquid water outlet (21); a heating wire (22) is transversely arranged in the heating barrel (2), and a temperature protection switch temperature sensing bulb (23) is arranged at the bottom of the heating wire (22) in the heating barrel (2); the temperature protection switch temperature sensing bag (23) is connected to the temperature protection switch (4) through a temperature sensing wire; the normally closed contact of the temperature protection switch (4) is connected in series to the control circuit of the controller (3) and the solid-state relay (11);
The solid state relay (11) is connected with the heating wire (22), the controller (3) is connected with the solid state relay (11) and the temperature protection switch (4), and the controller is responsible for controlling the output percentage of the solid state relay (11) and the start and stop of the temperature protection switch (4).
2. The energy storage temperature control liquid cooling unit test load device according to claim 1, further comprising a liquid cooling unit (5) to be tested, wherein a temperature control water inlet (51) of the liquid cooling unit (5) to be tested is connected with a circulating liquid water outlet (21) through a pipeline; the temperature control water outlet (52) of the liquid cooling unit (5) to be tested is connected with the circulating liquid water inlet (20) through a pipeline.
3. The load testing device of the energy-storage temperature-control liquid cooling unit according to claim 1, wherein a pressure relief safety valve (24) is arranged at the top of the heating barrel (2), and a drain valve (25) is arranged at the bottom of the heating barrel.
4. The test load device of the energy storage temperature control liquid cooling unit according to claim 1, wherein the switch of the electric cabinet (10) is also connected with an indicator lamp (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322592262.9U CN221039857U (en) | 2023-09-25 | 2023-09-25 | Energy storage control by temperature change liquid cooling unit test load device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322592262.9U CN221039857U (en) | 2023-09-25 | 2023-09-25 | Energy storage control by temperature change liquid cooling unit test load device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221039857U true CN221039857U (en) | 2024-05-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322592262.9U Active CN221039857U (en) | 2023-09-25 | 2023-09-25 | Energy storage control by temperature change liquid cooling unit test load device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221039857U (en) |
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2023
- 2023-09-25 CN CN202322592262.9U patent/CN221039857U/en active Active
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