CN218451035U - Evaporative cooling system for inverter - Google Patents
Evaporative cooling system for inverter Download PDFInfo
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- CN218451035U CN218451035U CN202222414750.6U CN202222414750U CN218451035U CN 218451035 U CN218451035 U CN 218451035U CN 202222414750 U CN202222414750 U CN 202222414750U CN 218451035 U CN218451035 U CN 218451035U
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- inverter
- cooling system
- evaporative cooling
- converter
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Abstract
The utility model discloses an dc-to-ac converter evaporative cooling system, including cistern, water pump and the water smoke shower nozzle that communicates in proper order, the water smoke shower nozzle sets up in the position that is close to the dc-to-ac converter, still is provided with the solenoid valve between water pump and the water smoke shower nozzle, and the solenoid valve can be opened or close according to the inside temperature of dc-to-ac converter. The utility model discloses the effect that the dc-to-ac converter evaporation cooling system adopted the evaporation cooling technique, played the reduction inverter temperature to this reduces the design allowance of radiator in the dc-to-ac converter, simplifies the structure of dc-to-ac converter, reduces the space and occupies, reduces manufacturing cost; after the group string type inverters are installed in a centralized manner, the short circuit phenomenon of an air flow field can be relieved; and simultaneously, because the utility model discloses the application of dc-to-ac converter evaporation cooling system, the applicable ambient temperature scope of enlarging the dc-to-ac converter is measured to the installation scene of the adaptable higher ambient temperature of dc-to-ac converter.
Description
Technical Field
The utility model relates to an inverter technical field, concretely relates to dc-to-ac converter evaporation cooling system.
Background
The existing group-string inverter generally adopts a forced air cooling mode for heat dissipation, external air enters from an air inlet under the action of a heat dissipation fan, exchanges heat with devices inside the inverter through a radiator, and is finally discharged from an air outlet, so that the normal operation of the inverter is ensured.
In order to meet the requirements of users in various places, the design needs to be carried out according to the highest environment temperature during design, so that excessive design allowance is left, the size of the radiator is increased, and the manufacturing cost is increased. Meanwhile, after the group string type inverter is intensively installed, due to the limitation of an installation site, the phenomenon of short circuit of an air flow field can occur, so that the inlet air temperature is increased, and the service life of the inverter is influenced due to the over-temperature of devices such as wafers in the inverter.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an inverter evaporative cooling system, which reduces the design margin of the inverter, simplifies the structure of the inverter, reduces the space occupation and reduces the manufacturing cost; after the group string type inverter is installed in a centralized mode, the phenomenon of short circuit of an air flow field is relieved.
In order to solve the technical problem, the utility model provides an inverter evaporative cooling system, including cistern, water pump and the water smoke shower nozzle that communicates in proper order, the water smoke shower nozzle sets up in the position that is close to the dc-to-ac converter, the water pump with still be provided with the solenoid valve between the water smoke shower nozzle, the solenoid valve can be opened or close according to the inside temperature of dc-to-ac converter.
The utility model discloses the effect that the dc-to-ac converter evaporation cooling system adopted the evaporation cooling technique, played the reduction inverter temperature to this reduces the design allowance of radiator in the dc-to-ac converter, simplifies the structure of dc-to-ac converter, reduces the space and occupies, reduces manufacturing cost; after the group string type inverter is intensively installed, the short circuit phenomenon of an air flow field is relieved.
Optionally, the water pump further comprises a pressure water tank, the pressure water tank is arranged between the electromagnetic valve and the water pump, a pressure sensor is arranged inside the pressure water tank, and the water pump can be started or stopped according to a pressure value detected by the pressure sensor.
Optionally, the pressure water tank is further provided with a first drainage port, and further comprises a first drainage valve arranged at the first drainage port, and the first drainage valve is used for opening or closing the first drainage port.
Optionally, a check valve is further disposed between the pressure water tank and the water pump, and is used for enabling cooling water to flow from the water pump to the pressure water tank in a one-way manner.
Optionally, a filter is further disposed between the water reservoir and the water pump.
Optionally, the number of the inverters is plural,
the water mist spray heads are arranged between two adjacent inverters, and the direction of water mist sprayed out of the water mist spray heads is parallel to the inverters.
Optionally, the water mist nozzles are arranged in one-to-one correspondence with the inverters, and the water mist nozzles are opposite to radiators/fans of the inverters.
Optionally, the water replenishing device further comprises a water replenishing pump communicated with the water storage tank, a low water level switch and a high water level switch are arranged inside the water storage tank, and the water replenishing pump can be started when the low water level switch is triggered and stopped when the high water level switch is triggered.
Optionally, the water reservoir is further provided with a second water outlet, and the water reservoir further comprises a second water discharge valve arranged on the second water outlet, and the second water discharge valve is used for opening or closing the second water outlet.
Optionally, a temperature sensor is built in the inverter, and the electromagnetic valve is electrically connected to the temperature sensor.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of an evaporative cooling system for an inverter according to the present invention;
FIG. 2 is a schematic view of a first installation position of a water mist head in the evaporative cooling system of the inverter of FIG. 1;
FIG. 3 is a schematic view of a second installation position of a water mist head in the evaporative cooling system of the inverter of FIG. 1;
FIG. 4 is a schematic view of a third installation position of a water mist nozzle in the evaporative cooling system of the inverter of FIG. 1;
wherein the reference numerals in fig. 1-4 are as follows:
1, a water reservoir; 1 a-low water level switch; 1 b-high water level switch; 2-a water pump; 3-water mist spray heads; 4-an electromagnetic valve; 5-a pressure water tank; 6-a pressure sensor; 7-a first drain valve; 8-a one-way valve; 9-a filter; 10-a second drain valve;
01-an inverter; 011-a fan; 012-a heat sink.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention is further described in detail with reference to the accompanying drawings and specific embodiments.
The terms "first," "second," and the like, herein are used for convenience in describing two or more structures or components that are identical or similar in structure and/or function and do not denote any particular limitation in order and/or importance.
As used herein, the term "plurality" refers to an indefinite number of plural, usually more than two; and when the term "plurality" is used to indicate a quantity of a particular element, it does not indicate a quantitative relationship between the elements.
Referring to fig. 1, fig. 1 is a schematic structural diagram of an embodiment of an evaporative cooling system for an inverter according to the present invention.
The utility model provides an inverter evaporative cooling system, including the cistern 1 that communicates in proper order, water pump 2 and water smoke shower nozzle 3, cistern 1 can be by rivers and lakes, groundwater or rainwater supply cooling water, the assurance system can have water available, water pump 2 can pump into water smoke shower nozzle 3 after the water pressurization in the cistern 1, water smoke shower nozzle 3 sets up in the position that is close to inverter 01, the effect of atomized water flow is played, cooling water can evaporate the heat absorption in the environment after 3 atomized water spray of water smoke shower nozzle, reduce the ambient temperature around inverter 01, and then play the effect of cooling for inverter 01, or directly spray on inverter 01, increase inverter 01's radiating efficiency, play the effect of cooling for inverter 01 equally.
Meanwhile, the electromagnetic valve 4 is arranged between the water pump 2 and the water mist spray head 3, the electromagnetic valve 4 can be opened or closed according to the internal temperature of the inverter 01, specifically, the inverter evaporative cooling system of the utility model can comprise a controller, the temperature limit value is prestored in the controller, when the internal temperature of the inverter 01 is higher than the temperature limit value, the controller controls the electromagnetic valve 4 to be opened so as to communicate the water pump 2 and the water mist spray head 3 for cooling; when the internal temperature of the inverter 01 is lower than the temperature limit value, the controller controls the electromagnetic valve 4 to be closed so as to isolate the water pump 2 and the water mist spray head 3 and reduce energy consumption.
Therefore, the evaporative cooling system of the inverter of the utility model adopts the evaporative cooling technology, and plays a role in reducing the temperature of the inverter 01, so that the design margin of the inverter 01 is reduced, the structure of the inverter 01 is simplified, the space occupation of the inverter 01 is reduced, and the manufacturing cost is reduced; after the group string type inverter is installed in a centralized mode, the phenomenon of short circuit of an air flow field is relieved. Meanwhile, due to the application of the inverter evaporative cooling system, the inverter 01 can adapt to the installation scene with higher ambient temperature, and the applicable ambient temperature range of the inverter 01 is expanded.
The detection of the internal temperature of the inverter 01 may be achieved by a temperature sensor built in the inverter 01, and specifically, the temperature sensor is electrically connected to the controller, the temperature sensor is capable of transmitting a detection result to the controller, and the controller receives the temperature signal and controls the electromagnetic valve 4 to open or close.
Further, the utility model discloses inverter evaporative cooling system still includes pressure water pitcher 5, pressure water pitcher 5 sets up between solenoid valve 4 and water pump 2, pressure water pitcher 5 is inside to be provided with pressure sensor 6, water pump 2 can start or shut down according to the pressure value that pressure sensor 6 detected, specifically, the controller is connected with pressure sensor 6, water pump 2 are all electrically, and the controller is inside prestore pressure lower limit value and pressure upper limit value, when pressure water pitcher 5 internal pressure is less than this pressure lower limit value, the controller can control water pump 2 to start, to the pressure water pitcher 5 in the moisturizing pressure boost; when the pressure inside the pressure water tank 5 is higher than the upper limit value of the pressure, the controller can control the water pump 2 to stop.
The setting of pressure water pitcher 5 and pressure sensor 6 can play the effect of balanced water yield and pressure, guarantees that the cooling water can carry to water smoke shower nozzle 3 steadily and cools off, avoids water pump 2 to be in operating condition all the time simultaneously, reduces energy consumption to improve water pump 2's life.
As shown in fig. 1, the pressure water tank 5 further includes a first drain opening and a first drain valve 7 disposed at the first drain opening, and the first drain valve 7 is used for opening or closing the first drain opening. When the system is in failure and needs to be checked, the first drain valve 7 can be opened to drain the cooling water in the system; or when the system does not need to be cooled in winter, the first drain valve 7 can be opened to drain the cooling water in the system, so that the system is prevented from being frozen.
Referring to fig. 1, a check valve 8 is further disposed between the pressure water tank 5 and the water pump 2, and is used for preventing cooling water from flowing from the water pump 2 to the pressure water tank 5 in a single direction, so as to prevent water from flowing back to impact the water pump 2 after the water pump 2 is stopped.
In addition, still be provided with filter 9 between cistern 1 and the water pump 2 for impurity in the filtration cooling water prevents the pipeline jam, avoids water pump 2 to damage.
Referring to fig. 2-4, fig. 2 is a schematic diagram illustrating a first installation position of a water mist nozzle in the evaporative cooling system of the inverter of fig. 1; FIG. 3 is a schematic view of a second installation position of a water mist head in the evaporative cooling system of the inverter of FIG. 1; fig. 4 is a schematic diagram of a third installation position of a water mist nozzle in the evaporative cooling system of the inverter of fig. 1.
The water mist nozzle 3 is located near the inverter 01, and can be arranged in various ways, specifically:
as shown in fig. 2, in the first embodiment, the water mist nozzle 3 is disposed between two adjacent inverters 01, the direction of the water mist sprayed from the water mist nozzle 3 is parallel to the inverters 01, and the water mist is not directly sprayed on the inverters 01, so that the ambient temperature around the inverters 01 can be reduced by spraying a large area, and the effect of reducing the temperature of the inverters 01 can be achieved. The arrangement mode is simple in installation and large in water consumption, and is suitable for the condition that the water source is sufficient and the inverter 01 is intensively arranged.
As shown in fig. 3, in the second embodiment, the water mist nozzles 3 are arranged in one-to-one correspondence with the inverters 01, and the water mist nozzles 3 face the fans 011 of the inverters 01, and the water mist is directly sprayed on the fans 011; as shown in fig. 4, in the third embodiment, the water mist nozzles 3 are arranged in one-to-one correspondence with the inverters 01, the water mist nozzles 3 are opposite to the radiators 012 of the inverters 01, and the water mist is directly sprayed on the radiators 012, so that the heat dissipation efficiency of the inverters 01 can be enhanced, the heat dissipation capacity of the inverters 01 is increased, the effect of reducing the internal temperature of the inverters 01 is achieved, the two setting modes are relatively complex, the water consumption is low, and the water supply device is suitable for places where water taking is inconvenient.
Referring to fig. 1, the water storage device further includes a water replenishing pump (not shown in the figure) communicated with the water storage tank 1, the water replenishing pump is used for pumping rivers, lakes or underground water into the water storage tank 1 for storage, a low water level switch 1a and a high water level switch 1b are further arranged inside the water storage tank 1, the water replenishing pump can be started when the low water level switch 1a is triggered and stopped when the high water level switch 1b is triggered, specifically, the controller is electrically connected with the low water level switch 1a, the high water level switch 1b and the water replenishing pump, and when the water level in the water storage tank 1 is lowered to the low water level switch 1a for triggering, the controller can control the water replenishing pump to be started to replenish water into the water storage tank 1; when the water level in the reservoir 1 rises to the high water level switch 1b for triggering, the controller can control the water replenishing pump to stop, and the water replenishing into the reservoir 1 is stopped.
The low water level switch 1a and the high water level switch 1b can be float switches, the structure is simple, and the test result is reliable. Float switches are well known in the art, and therefore their specific working principle is not described herein.
Further, the reservoir 1 is further provided with a second water outlet, and further comprises a second water discharge valve 10 arranged at the second water outlet, wherein the second water discharge valve 10 is used for opening or closing the second water outlet. Likewise, the second drain valve 10 can be opened to drain the reservoir 1 when required.
It is right above the utility model provides an inverter evaporative cooling system introduces in detail, and it is right to have used specific individual example herein the utility model discloses a principle and implementation mode have been elucidated, and the description of above embodiment is only used for helping understanding the utility model discloses a method and core thought thereof. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the scope of the appended claims.
Claims (10)
1. The utility model provides an inverter evaporative cooling system, its characterized in that, includes cistern (1), water pump (2) and water smoke shower nozzle (3) that communicate in proper order, water smoke shower nozzle (3) set up in the position that is close to inverter (01), water pump (2) with still be provided with solenoid valve (4) between water smoke shower nozzle (3), solenoid valve (4) can be opened or close according to the inside temperature of inverter (01).
2. The inverter evaporative cooling system according to claim 1, further comprising a pressure water tank (5), wherein the pressure water tank (5) is disposed between the electromagnetic valve (4) and the water pump (2), a pressure sensor (6) is disposed inside the pressure water tank (5), and the water pump (2) can be started or stopped according to a pressure value detected by the pressure sensor (6).
3. The inverter evaporative cooling system according to claim 2, wherein the pressure water tank (5) is further provided with a first drain opening, and further comprising a first drain valve (7) provided at the first drain opening, the first drain valve (7) being configured to open or close the first drain opening.
4. The inverter evaporative cooling system according to claim 2, wherein a check valve (8) is further provided between the pressure water tank (5) and the water pump (2) for one-way flow of cooling water from the water pump (2) to the pressure water tank (5).
5. Inverter evaporative cooling system according to any of claims 1 to 4, characterized by a filter (9) between the reservoir (1) and the water pump (2).
6. The inverter evaporative cooling system according to any one of claims 1 to 4, wherein the number of the inverters (01) is plural,
the water mist spray heads (3) are arranged between two adjacent inverters (01), and the direction of water mist sprayed out of the water mist spray heads (3) is parallel to the inverters (01).
7. The evaporative cooling system for the inverter according to any one of claims 1 to 4, wherein the water mist nozzles (3) are arranged in one-to-one correspondence with the inverter (01), and the water mist nozzles (3) are opposite to a fan (011)/a radiator (012) of the inverter (01).
8. The inverter evaporative cooling system according to any one of claims 1 to 4, further comprising a water replenishing pump communicated with the reservoir (1), wherein a low water level switch (1 a) and a high water level switch (1 b) are arranged inside the reservoir (1), and the water replenishing pump can be started when the low water level switch (1 a) is triggered and stopped when the high water level switch (1 b) is triggered.
9. The inverter evaporative cooling system according to any one of claims 1 to 4, wherein the reservoir (1) is further provided with a second drain port, and further comprising a second drain valve (10) provided at the second drain port, the second drain valve (10) being configured to open or close the second drain port.
10. The inverter evaporative cooling system according to any one of claims 1 to 4, wherein a temperature sensor is built in the inverter (01), and the solenoid valve (4) is electrically connected to the temperature sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222414750.6U CN218451035U (en) | 2022-09-09 | 2022-09-09 | Evaporative cooling system for inverter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222414750.6U CN218451035U (en) | 2022-09-09 | 2022-09-09 | Evaporative cooling system for inverter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218451035U true CN218451035U (en) | 2023-02-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222414750.6U Active CN218451035U (en) | 2022-09-09 | 2022-09-09 | Evaporative cooling system for inverter |
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| Country | Link |
|---|---|
| CN (1) | CN218451035U (en) |
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2022
- 2022-09-09 CN CN202222414750.6U patent/CN218451035U/en active Active
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