CN217590584U - Phase-change cooling bidirectional energy storage converter - Google Patents
Phase-change cooling bidirectional energy storage converter Download PDFInfo
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- CN217590584U CN217590584U CN202221352676.3U CN202221352676U CN217590584U CN 217590584 U CN217590584 U CN 217590584U CN 202221352676 U CN202221352676 U CN 202221352676U CN 217590584 U CN217590584 U CN 217590584U
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Abstract
The utility model provides a two-way energy storage converter of phase change cooling, including the cabinet body, power component, the control unit and evaporimeter subassembly. The cabinet body is provided with a first mounting cavity and a second mounting cavity; the power assembly comprises a power module and a filter; the power module is arranged in the first mounting cavity; the filter is arranged in the first mounting cavity, and the first end of the filter is connected with the first end of the power module; the control unit is arranged in the second mounting cavity and connected with the power assembly; the evaporator assembly comprises a first evaporator and a second evaporator; the first evaporator is attached to the power module and arranged in the power module, and the second evaporator is attached to the filter and arranged in the filter. Through setting up power module and wave filter in a cavity, laminate first evaporimeter in power module and set up, the second evaporimeter is laminated in the wave filter and is set up, can absorb the heat that power module and wave filter produced to can reduce the temperature in the first installation intracavity, guarantee the stability when power component moves.
Description
Technical Field
The utility model relates to a converter technical field, concretely relates to two-way energy storage converter of phase change cooling.
Background
At present, in the correlation technique, be provided with three installation cavity among the energy storage converter and install the energy storage converter subassembly, but the mounting means who adopts three installation cavity makes the volume of converter cabinet very big, and then can occupy great space, is unfavorable for dispelling the heat to the converter subassembly. In addition, most energy storage converters all adopt air cooling or water-cooling mode to cool off, and cooling efficiency is not high.
SUMMERY OF THE UTILITY MODEL
The present invention aims at least solving one of the technical problems existing in the prior art or the related art.
To this end, the utility model discloses a first aspect provides a phase-change cooling bidirectional energy storage converter.
In view of this, the utility model discloses the first aspect provides a two-way energy storage converter of phase change cooling, includes the cabinet body, power component, the control unit and evaporimeter subassembly. The cabinet body is provided with a first mounting cavity and a second mounting cavity; the power assembly comprises a power module and a filter; the power module is arranged in the first mounting cavity; the filter is arranged in the first mounting cavity, and the first end of the filter is connected with the first end of the power module; the control unit is arranged in the second mounting cavity and connected with the power assembly; the evaporator assembly comprises a first evaporator and a second evaporator; the first evaporator is attached to the power module, and the second evaporator is attached to the filter.
In the technical scheme, the phase-change cooling bidirectional energy storage converter comprises a cabinet body, a power assembly, a control unit and an evaporator assembly. The cabinet body is provided with a first mounting cavity and a second mounting cavity; the power assembly comprises a power module and a filter; the power module is arranged in the first mounting cavity; the filter sets up in first installation cavity to make first installation cavity can provide installation space for power module and filter, thereby set up power module and filter in a cavity. The first end of the filter is connected with the first end of the power module, so that the filter can effectively restrain harmonic waves generated by the power component during working, and normal operation of the phase-change cooling bidirectional energy storage converter is guaranteed. The control unit is arranged in the second mounting cavity so as to mount the control unit, and the control unit is connected with the power assembly; so that the control unit can control the work of the power assembly and ensure the normal operation of the energy storage converter. The evaporator assembly comprises a first evaporator and a second evaporator, and a large amount of heat can be generated and gathered in a first installation cavity due to the fact that the power module and the filter work, the temperature in the first installation cavity is continuously increased, the work of the converter can be influenced, the first evaporator is attached to the power module, the first evaporator can absorb the heat of the power module during working, and the second evaporator is attached to the filter, so that the second evaporator can absorb the heat generated by the filter. Therefore, through setting the power module and the filter in one cavity, the first evaporator is attached to the power module and the second evaporator is attached to the filter, heat generated by the power module and the filter can be absorbed, and therefore the temperature in the first installation cavity can be reduced, and stability of the power assembly during operation is guaranteed.
Additionally, the utility model provides a two-way energy storage converter of phase transition cooling among the above-mentioned technical scheme can also have following additional technical characteristic:
the utility model discloses an among the technical scheme, the power module is located the top of wave filter.
In the technical scheme, the power module is positioned above the filter, and the first end of the filter is connected with the first end of the power module, so that the filter can effectively inhibit harmonic waves generated by a power component during working, and normal operation of the phase-change cooling bidirectional energy storage converter is ensured.
The utility model discloses an among the technical scheme, the wave filter is located the top of power module.
In the technical scheme, the filter is located above the power module, and the first end of the filter is connected with the first end of the power module, so that the filter can effectively inhibit harmonic waves generated by a power component during working, and normal operation of the phase change cooling bidirectional energy storage converter is ensured.
The utility model discloses an among the technical scheme, the two-way energy storage converter of phase transition cooling still includes condenser and phase transition working medium. The condenser is arranged outside the cabinet body; the first evaporator is communicated with the condenser; the second evaporator is communicated with the condenser; the phase change working medium can flow between the condenser and the evaporator assembly; the evaporator assembly and the condenser have a height difference, the phase change working medium in the condenser can flow to the evaporator assembly under the action of gravity, and the phase change working medium in the evaporator assembly can flow to the condenser.
In the technical scheme, the phase-change cooling bidirectional energy storage converter further comprises a condenser and a phase-change working medium. The condenser is arranged outside the cabinet body to realize the installation of the condenser. The first evaporator is communicated with the condenser; the second evaporator is communicated with the condenser; the phase change working medium can flow between the condenser and the evaporator assembly; thereby facilitating the phase change working medium to flow circularly between the condenser and the evaporator assembly. The evaporator package is at a different elevation from the condenser, i.e., the condenser is positioned above the evaporator package such that the condenser is at a higher elevation than the evaporator package. Under the condition that the evaporator assembly and the condenser have a height difference, the phase-change working medium in the condenser can flow to the evaporator assembly under the action of gravity. When the power component dispels the heat, when power module and wave filter produced the heat promptly, the phase change working medium in the evaporimeter subassembly can the evaporation heat absorption, make the phase change working medium change to the gaseous state by liquid, absorb the heat in first installation intracavity, the phase change working medium after changing to the gaseous state can follow first evaporimeter and second evaporimeter flow direction condenser, the phase change working medium after the gaseous state can condense to be liquid in the condenser, thereby discharge the heat in the external world, the phase working medium after the liquid state flows to first evaporimeter and second evaporimeter under the effect of gravity, thereby make the phase change working medium can circulate between evaporimeter subassembly and condenser subassembly, and then can take away the heat that internal power module of cabinet and wave filter sent out when moving, with this can reduce the internal temperature of cabinet, guarantee the stability when power module moves, thereby can promote the radiating efficiency of phase change cooling two-way energy storage converter.
Specifically, when the temperature in the first installation cavity is higher than the predetermined value, namely the temperature in the first installation cavity is higher than the boiling point of the phase change working medium in the evaporator assembly, the liquid phase change working medium can be boiled and evaporated to be changed into the gaseous phase change working medium, the phase change working medium can absorb the heat in the first installation cavity in the process, the gaseous phase change working medium with high temperature can flow to the condenser under the action of capillary force, and the heat in the first installation cavity can be brought into the condenser.
Specifically, the boiling point of the phase change working medium can be adjusted according to requirements, and then the temperature of the phase change cooling bidirectional energy storage converter can be controlled.
Specifically, the phase change working medium is FC-72 fluorinated liquid.
In particular, the phase change working fluid is a liquid fluorinated refrigerant, such as HFE7000 (fluorinated ether).
Specifically, the phase change working medium is R134a (tetrafluoroethane).
In one technical scheme of the utility model, the condenser comprises an air inlet, a liquid outlet, an air inlet pipe and a liquid discharge pipe, wherein the first end of the air inlet pipe is connected with the air inlet, and the first end of the liquid discharge pipe is connected with the liquid discharge pipe; the first evaporator is provided with a first exhaust port and a first liquid inlet, the first exhaust port is connected with the second end of the air inlet pipe, and the first liquid inlet is connected with the second end of the liquid discharge pipe; the second evaporator is provided with a second air exhaust port and a second liquid inlet, the second air exhaust port is connected with the second end of the air inlet pipe, and the second liquid inlet is connected with the second end of the liquid discharge pipe.
In the technical scheme, the condenser comprises an air inlet, a liquid discharge port, an air inlet pipe and a liquid discharge pipe, wherein the first end of the air inlet pipe is connected with the air inlet, and the first end of the liquid discharge pipe is connected with the liquid discharge pipe; the first evaporator is provided with a first exhaust port and a first liquid inlet, the first exhaust port is connected with the second end of the air inlet pipe, and the first liquid inlet is connected with the second end of the liquid discharge pipe, so that the phase change working medium in the first evaporator can flow into the air inlet pipe through the first exhaust port after being evaporated into gas, and then enters the condenser to be condensed under the action of capillary force. The phase change working medium in the condenser can enter into the evaporimeter through the fluid-discharge tube and evaporate the heat absorption once more after the condensation under the effect of gravity to realize that the phase change working medium carries out the circulation flow at first evaporimeter and condenser, and then continuously cool down first installation cavity. The second evaporator is provided with a second air exhaust port and a second liquid inlet port, the second air exhaust port is connected with the second end of the air inlet pipe, and the second liquid inlet port is connected with the second end of the liquid discharge pipe. The phase-change working medium in the second evaporator can flow into the air inlet pipe through the second air outlet after being evaporated into gas, so that the phase-change working medium enters the condenser to be condensed under the action of capillary force. The phase change working medium in the condenser can enter into the evaporimeter through the fluid-discharge tube and evaporate the heat absorption once more after the condensation in the effect of gravity to realize that the phase change working medium carries out the circulation flow at second evaporimeter and condenser, and then continuously cool down first installation cavity, and then realize dispelling the heat to first installation cavity.
The utility model discloses an among the technical scheme, the two-way energy storage converter of phase transition cooling still includes the third evaporimeter, and the third evaporimeter has third gas vent and third admission mouth, and the third evaporimeter is located second installation intracavity, and the third gas vent is connected with the second end of intake pipe, and the third admission mouth is connected with the second end of fluid-discharge tube.
In the technical scheme, the third evaporator is provided with a third air outlet and a third liquid inlet, the third evaporator is positioned in the first mounting cavity, so that the third air outlet of the third evaporator is connected with the second end of the air inlet pipe, and the third liquid inlet is connected with the second end of the liquid outlet pipe; the third evaporimeter can absorb the heat that produces in the second installation cavity, promotes the radiating efficiency of second installation cavity. The phase change working medium in the third evaporator can flow into the air inlet pipe through the third air outlet after being evaporated into gas, so that the phase change working medium enters the condenser to be condensed under the action of capillary force. The phase change working medium in the condenser can enter into the third evaporimeter through the fluid-discharge tube and evaporate the heat absorption once more after the condensation under the effect of gravity to realize that the phase change working medium carries out the circulation flow at third evaporimeter and condenser, and then cool down the second installation cavity continuously, and then realize dispelling the heat to the second installation cavity.
Specifically, the third evaporator is located at the top of the second installation cavity.
The utility model discloses an among the technical scheme, the two-way energy storage converter of phase transition cooling still includes first fan, and first fan is located one side that second installation intracavity is close to the third evaporimeter.
In this technical scheme, the two-way energy storage converter of phase change cooling still includes first fan, and first fan is located one side that is close to the third evaporimeter in the second installation cavity to make first fan can blow the air after the second installation cavity heaies up to the third radiator, can promote the heat exchange efficiency of third evaporimeter to the second installation cavity. Specifically, the two-way energy storage converter of phase change cooling still includes the second fan, and the second fan sets up in the cabinet is external, and the second fan sets up with the condenser relatively to make the air current of second fan output can blow to the condenser, and then can accelerate condenser work efficiency, make the gaseous phase change working medium of high temperature that flows into in the condenser can condense fast for liquid phase change working medium, consequently, can reduce the volume of condenser, thereby can reduce the cost of condenser.
The utility model discloses an among the technical scheme, the power module includes at least one power part, and first evaporimeter laminates in at least one power part.
In this technical scheme the power module includes at least one power component, first evaporimeter laminates in at least one power component, because the power module is at the during operation, main thermal component that produces is the power component in the power module, therefore, first evaporimeter laminates in at least one power component's mode, so that first evaporimeter can directly carry out the heat absorption cooling to thermal power component, thereby realize cooling down the power module, in order to reach the purpose of cooling down to the two-way energy storage converter of phase transition cooling, in order to promote the radiating efficiency, in order to realize carrying out the purpose of accurate cooling to the power module.
Specifically, the number of the power components is three, and the first evaporator is attached to the first power component, the second power component and the third power component, so that the purpose of cooling is achieved.
Further, the power component is an IGBT module. Specifically, including a plurality of heating element in the power part, because a plurality of heating element are the most leading thermal element that produces among the whole power module, laminate first evaporimeter and at least one heating element among a plurality of heating element mutually, and then can dispel the heat to heating element more accurately, promote the radiating efficiency.
Further, the heating element is a semiconductor wafer.
In one technical solution of the present invention, the power module further includes a dc switch and an ac switch, the dc switch is located in the second mounting cavity, and a first end of the dc switch is connected to a second end of the power module; the alternating current switch is located in the second installation cavity, and the first end of the alternating current switch is connected with the second end of the filter.
In this technical scheme, direct current switch is located first installation cavity to make first installation cavity provide certain space for direct current switch's installation. The first end of the direct current switch is connected with the second end of the power module, so that when the power module converts alternating current into direct current, the direct current switch can protect a circuit, and damage to a battery due to overlarge current is avoided. The alternating current switch is located in the second installation cavity, and the first end of the alternating current switch is connected with the second end of the filter, so that the alternating current switch is installed. The first end of the alternating current switch is connected with the second end of the filter, so that when the phase-change cooling bidirectional energy storage converter converts direct current into alternating current, the alternating current switch can protect a circuit, and damage to an external power grid due to overlarge current is avoided.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 shows one of the schematic diagrams of a phase change cooled bidirectional energy storage converter according to an embodiment of the present invention;
fig. 2 shows a second schematic diagram of a phase change cooled bidirectional energy storage converter according to an embodiment of the present invention;
fig. 3 shows one of the schematic diagrams of a power module according to an embodiment of the invention;
fig. 4 shows a second schematic diagram of a power module according to an embodiment of the invention;
fig. 5 shows one of the schematic diagrams of a power component according to an embodiment of the invention;
fig. 6 shows a second schematic diagram of a power component according to an embodiment of the invention.
Wherein, the correspondence between the reference numbers and the component names in fig. 1 to 6 is:
100 phase change cooling bidirectional energy storage converter, 110 cabinet body, 112 first installation cavity, 114 second installation cavity, 120 power assembly, 122 power module, 1222 power component, 1224 heating element, 124 filter, 126 direct current switch, 128 alternating current switch, 130 condenser, 132 air inlet pipe, 134 liquid outlet pipe, 140 evaporator assembly, 142 first evaporator, 144 second evaporator, 146 third evaporator, 150 first fan, 160 second fan and 170 control unit.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more clearly understood, the present invention will be described in further detail with reference to the accompanying drawings and detailed description. It should be noted that the embodiments and features of the embodiments of the present application may be combined with each other without conflict.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and therefore the scope of the present invention is not limited by the specific embodiments disclosed below.
A phase change cooled bidirectional energy storage converter 100 according to some embodiments of the present invention is described below with reference to fig. 1 to 6.
As shown in fig. 1 and 2, the present embodiment provides a phase-change cooling bidirectional energy storage converter 100, which includes a cabinet 110, a power assembly 120, a control unit 170, and an evaporator assembly 140. Cabinet 110 has a first mounting cavity 112 and a second mounting cavity 114; power assembly 120 includes a power module 122 and a filter 124; the power module 122 is disposed in the first mounting cavity 112; the filter 124 is disposed in the first mounting cavity 112, and a first end of the filter 124 is connected to a first end of the power module 122; the control unit 170 is disposed in the second mounting cavity 114 and connected to the power module 120; the evaporator assembly 140 includes a first evaporator 142 and a second evaporator 144; the first evaporator 142 is attached to the power module 122, and the second evaporator 144 is attached to the filter 124.
In this embodiment, the phase change cooled bidirectional energy storage converter 100 includes a cabinet 110, a power assembly 120, a control unit 170, and an evaporator assembly 140. The cabinet body 110 has a first mounting cavity 112 and a second mounting cavity 114; power assembly 120 includes a power module 122 and a filter 124; the power module 122 is disposed in the first mounting cavity 112; the filter 124 is disposed in the first mounting cavity 112 such that the first mounting cavity 112 can provide a mounting space for the power module and the filter 124, thereby disposing the power module 122 and the filter 124 in one cavity. The first end of the filter 124 is connected to the first end of the power module 122 such that the filter 124 can effectively suppress harmonics generated by the power component 1222 during operation to ensure proper operation of the phase change cooled bidirectional energy storage converter 100. The control unit 170 is disposed in the second mounting cavity 114, so that the control unit 170 is mounted, and the control unit 170 is connected to the power module 120; so that the control unit 170 can control the operation of the power assembly 120 to ensure the normal operation of the energy storage converter. The evaporator assembly 140 includes a first evaporator 142 and a second evaporator 144, since a large amount of heat is generated in the first mounting cavity 112 when the power module 122 and the filter 124 are in operation, and the temperature in the first mounting cavity 112 is continuously increased, which may affect the operation of the phase change cooling bidirectional energy storage converter 100, the first evaporator 142 is disposed to be attached to the power module 122, so that the first evaporator 142 may absorb the heat generated by the power module 122 when the power module 122 is in operation, and the second evaporator 144 is disposed to be attached to the filter 124, so that the second evaporator 144 may absorb the heat generated by the filter 124. Therefore, by disposing the power module 122 and the filter 124 in a cavity, disposing the first evaporator 142 attached to the power module 122, and disposing the second evaporator 144 attached to the filter 124, heat generated by the power module 122 and the filter 124 can be absorbed, so as to reduce the temperature in the first mounting cavity 112, and ensure the stability of the power assembly 120 during operation.
The present embodiment provides a phase-change cooling bidirectional energy-storage converter 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
As shown in fig. 2, the power module 122 is located above the filter 124.
In this embodiment, the power module 122 is located above the filter 124, and the first end of the filter 124 is connected to the first end of the power module 122, so that the filter 124 can effectively suppress harmonics generated by the power component 1222 during operation, thereby ensuring normal operation of the phase change cooling bidirectional energy storage converter 100.
The present embodiment provides a phase-change cooling bidirectional energy-storage converter 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
As shown in fig. 1, the filter 124 is located above the power module 122.
In this embodiment, the filter 124 is located above the power module 122, and the first end of the filter 124 is connected to the first end of the power module 122, so that the filter 124 can effectively suppress harmonics generated by the power component 1222 during operation, thereby ensuring the normal operation of the phase change cooling bidirectional energy storage converter 100.
The present embodiment provides a phase-change cooling bidirectional energy storage converter 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
As shown in fig. 1 and 2, the phase change cooled bidirectional energy storage converter 100 further includes a condenser 130 and a phase change working medium. The condenser 130 is disposed outside the cabinet 110; the first evaporator 142 is in communication with the condenser 130; the second evaporator 144 is in communication with the condenser 130; the phase change working fluid can flow between the condenser 130 and the evaporator assembly 140; the evaporator assembly 140 and the condenser 130 have a height difference, the phase-change working medium in the condenser 130 can flow to the evaporator assembly 140 under the action of gravity, and the phase-change working medium in the evaporator assembly 140 can flow to the condenser 130.
In this embodiment, the phase change cooled bidirectional energy storage converter 100 further comprises a condenser 130 and a phase change working fluid. The condenser 130 is disposed outside the cabinet 110 to implement installation of the condenser 130. The first evaporator 142 is in communication with the condenser 130; the second evaporator 144 is in communication with the condenser 130; a phase change working fluid can flow between the condenser 130 and the evaporator assembly 140; thereby facilitating the circulation of the phase change working fluid between the condenser 130 and the evaporator assembly. The evaporator package 140 has a height difference with the condenser 130, i.e., the condenser 130 is located above the evaporator package 140, such that the height of the condenser 130 is higher than the height of the evaporator package 140. In the case where the evaporator assembly 140 has a height difference with the condenser 130, the phase-change working fluid in the condenser 130 can flow toward the evaporator assembly 140 under the influence of gravity. When the power module 120 dissipates heat, that is, when the power module 122 and the filter 124 generate heat, the phase-change working medium in the evaporator assembly 140 can be evaporated to absorb heat, so that the phase-change working medium is changed from a liquid state to a gas state, the heat in the first installation cavity 112 is absorbed, the phase-change working medium changed to the gas state can flow to the condenser 130 from the first evaporator 142 and the second evaporator 144, the phase-change working medium in the condenser 130 after the gas state can be condensed to the liquid state, thereby discharging the heat to the outside, the phase-change working medium after the liquid state flows to the first evaporator 142 and the second evaporator 144 under the action of gravity, so that the phase-change working medium can circularly flow between the evaporator assembly 140 and the condenser 130 assembly, and further can take away the heat dissipated by the power module 122 and the filter 124 in the cabinet body 110 during operation, thereby reducing the temperature in the cabinet body 110, and ensuring the stability of the power module 120 during operation, thereby improving the heat dissipation efficiency of the phase-change cooling bidirectional energy storage converter 100.
Specifically, when the temperature in the first mounting cavity 112 is higher than the predetermined value, that is, when the temperature in the first mounting cavity 112 is higher than the boiling point of the phase-change working medium in the evaporator assembly 140, the liquid phase-change working medium may boil, evaporate, and change into the gaseous phase-change working medium, in this process, the phase-change working medium may absorb heat in the first mounting cavity 112, and the high-temperature gaseous phase-change working medium may flow toward the condenser 130 under the action of capillary force, so as to bring the heat in the first mounting cavity 112 into the condenser 130.
Specifically, the boiling point of the phase change working medium can be adjusted as required, and then the temperature of the phase change cooling bidirectional energy storage converter 100 can be controlled.
Specifically, the phase change working medium is FC-72 fluorinated liquid.
In particular, the phase change working fluid is a liquid fluorinated refrigerant, such as HFE7000 (fluorinated ether).
Specifically, the phase change working medium is R134a (tetrafluoroethane).
The present embodiment provides a phase-change cooling bidirectional energy-storage converter 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
As shown in fig. 1 and 2, the condenser 130 includes an air inlet, a liquid outlet, an air inlet pipe 132 and a liquid outlet pipe 134, a first end of the air inlet pipe 132 is connected with the air inlet, and a first end of the liquid outlet pipe 134 is connected with the liquid outlet pipe 134; the first evaporator 142 has a first exhaust port connected to the second end of the inlet pipe 132 and a first inlet port connected to the second end of the outlet pipe 134; second evaporator 144 has a second exhaust port connected to a second end of intake conduit 132 and a second inlet port connected to a second end of discharge conduit 134.
In this embodiment, the condenser 130 includes an air inlet, a liquid outlet, an air inlet pipe 132, and a liquid outlet pipe 134, a first end of the air inlet pipe 132 being connected to the air inlet, and a first end of the liquid outlet pipe 134 being connected to the liquid outlet pipe 134; the first evaporator 142 has a first exhaust port and a first inlet port, the first exhaust port is connected with the second end of the air inlet pipe 132, and the first inlet port is connected with the second end of the drain pipe 134, so that the phase change working medium in the first evaporator 142 can flow into the air inlet pipe 132 through the first exhaust port after being evaporated into gas, and then enters the condenser 130 for condensation under the action of capillary force. The phase change working medium in the condenser 130 can enter the evaporator through the drain pipe 134 to evaporate and absorb heat again after being condensed under the action of gravity, so that the phase change working medium circularly flows in the first evaporator 142 and the condenser 130, and the first installation cavity 112 is continuously cooled. Second evaporator 144 has a second exhaust port connected to a second end of intake conduit 132 and a second inlet port connected to a second end of drain conduit 134. After the phase change working medium in the second evaporator 144 is evaporated into gas, the gas can flow into the gas inlet pipe 132 through the second gas outlet, and then enters the condenser 130 for condensation under the action of capillary force. The phase change working medium in the condenser 130 can enter the evaporator through the drain pipe 134 to evaporate and absorb heat again after condensing under the effect of gravity, thereby realizing that the phase change working medium circularly flows in the second evaporator 144 and the condenser 130, further continuously cooling the first installation cavity 112, and further realizing heat dissipation of the first installation cavity 112.
The present embodiment provides a phase-change cooling bidirectional energy storage converter 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
As shown in fig. 1 and 2, the phase change cooling bidirectional energy storage converter 100 further includes a third evaporator 146, the third evaporator 146 has a third air outlet and a third liquid inlet, the third evaporator 146 is located in the second installation cavity 114, the third air outlet is connected to the second end of the air inlet pipe 132, and the third liquid inlet is connected to the second end of the liquid outlet pipe 134.
In this embodiment, the third evaporator 146 has a third exhaust port and a third liquid inlet port, and the third evaporator is located in the first installation cavity 112, so that the third exhaust port of the third evaporator is connected with the second end of the air inlet pipe 132, and the third liquid inlet port is connected with the second end of the liquid outlet pipe 134; the third evaporator 146 can absorb heat generated in the second installation cavity 114, so as to further improve the heat dissipation efficiency of the second installation cavity 114. The phase-change working medium in the third evaporator 146 may flow into the air inlet pipe 132 through the third air outlet after being evaporated into gas, and thus enter the condenser 130 for condensation under the action of capillary force. The phase change working medium in the condenser 130 can enter the evaporator through the drain pipe 134 to evaporate and absorb heat again after condensing under the effect of gravity, thereby realizing that the phase change working medium circularly flows in the third evaporator 146 and the condenser 130, further continuously cooling the second installation cavity 114, and further realizing heat dissipation of the second installation cavity 114.
Specifically, the third evaporator 146 is located at the top of the second installation chamber 114
The present embodiment provides a phase-change cooling bidirectional energy storage converter 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
As shown in fig. 1 and 2, the phase change cooling bidirectional energy storage converter 100 further includes a first fan 150, and the first fan 150 is located at a side of the second installation cavity 114 close to the third evaporator 146.
In this embodiment, the phase-change cooling bidirectional energy-storage converter 100 further includes a first fan 150, and the first fan 150 is located at a side of the second installation cavity 114 close to the third evaporator 146, so that the first fan 150 can blow the air heated in the second installation cavity 114 to the third evaporator 146, and the heat exchange efficiency of the third evaporator to the first installation cavity 112 can be improved.
Specifically, the phase-change cooling bidirectional energy-storage converter 100 further includes a second fan 160, the second fan 160 is disposed outside the cabinet 110, the second fan 160 is disposed opposite to the condenser 130, so that the air flow output by the second fan 160 can be blown to the condenser 130, and the working efficiency of the condenser 130 can be increased, and the high-temperature gaseous phase-change working medium flowing into the condenser 130 from the condenser 130 can be rapidly condensed into the liquid phase-change working medium, thereby reducing the volume of the condenser 130, and reducing the cost of the condenser 130.
The present embodiment provides a phase-change cooling bidirectional energy-storage converter 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
As shown in fig. 3 and 4, the power module 122 includes at least one power component 1222, and the first evaporator 142 is attached to the at least one power component 1222.
In this embodiment, the power module 122 includes at least one power component 1222, the first evaporator 142 is attached to the at least one power component 1222, and since the power component 1222 in the power module 122 is a component that mainly generates heat when the power module 122 operates, the first evaporator 142 is attached to the at least one power component 1222 in such a manner that the first evaporator can directly absorb heat to cool the power component 1222 that generates heat, so as to cool the power module 122, so as to achieve the purpose of cooling the phase-change cooling bidirectional energy storage converter 100, so as to improve the heat dissipation efficiency, and achieve the purpose of accurately cooling the power module 122.
Specifically, the power components 1222 are three in number, and include a first power component 1222, a second power component 1222, and a third power component 1222, and the first evaporator 142 is attached to the first power component 1222, the second power component 1222, and the third power component 1222, so as to achieve the purpose of cooling.
Further, the power component is an IGBT module.
In fig. 3 and 4, a is an ac output of the first power component, B is an ac output of the second power component, and C is an ac output of the third power component.
Specifically, as shown in fig. 5 and 6, the power component 1222 includes a plurality of heating elements 1224, and since the plurality of heating elements 1224 are the most important elements in the entire power module 122 for generating heat, the first evaporator 142 is attached to at least one heating element 1224 of the plurality of heating elements 1224, so that the heating elements 1224 can be more accurately dissipated, and the heat dissipation efficiency is improved.
Specifically, a in fig. 5 and 6 is an alternating current output of the first power component.
Further, the heating element 1224 is a semiconductor wafer.
The present embodiment provides a phase-change cooling bidirectional energy-storage converter 100, and in addition to the technical features of the above embodiments, the present embodiment further includes the following technical features.
As shown in fig. 1 and fig. 2, the power module 120 further includes a dc switch 126 and an ac switch 128, the dc switch 126 is located in the second mounting cavity 114, and a first end of the dc switch 126 is connected to a second end of the power module 122; an ac switch 128 is positioned within the second mounting cavity 114, with a first terminal of the ac switch 128 connected to a second terminal of the filter 124.
In this embodiment, the dc switch 126 is located in the first mounting cavity 112 such that the first mounting cavity 112 provides a space for the dc switch 126 to be mounted. The first end of the dc switch 126 is connected to the second end of the power module 122, so that when the power module 122 converts ac power into dc power, the dc switch 126 can protect the circuit, and damage to the battery due to excessive current is avoided. An ac switch 128 is located in the second mounting cavity 114, and a first terminal of the ac switch 128 is connected to a second terminal of the filter 124, thereby mounting the ac switch 128. The first terminal of the ac switch 128 is connected to the second terminal of the filter 124, so that when the phase-change cooling bidirectional energy-storage converter 100 converts dc power into ac power, the ac switch 128 can protect the circuit and prevent damage to the external power grid due to excessive current.
In the claims, the specification and the drawings attached to the specification, the term "plurality" means two or more, unless there is an additional definite limitation, the terms "upper", "lower" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings only for the purpose of describing the present invention more conveniently and simplifying the description process, but not for the purpose of indicating or implying that the referred device or element must have the described specific orientation, be constructed and operated in the specific orientation, and thus the description should not be construed as limiting the present invention; the terms "connect," "mount," "secure," and the like are to be construed broadly, and for example, "connect" may refer to a fixed connection between multiple objects, a removable connection between multiple objects, or an integral connection; the connection between a plurality of objects may be direct or indirect via an intermediate. The specific meaning of the above terms in the present invention can be understood by those skilled in the art according to the specific situation of the above data.
In the claims, specification and drawings of the specification, the description of "one embodiment," "some embodiments," "specific embodiments," and so forth, is intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In the claims, the description and the drawings of the present application, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (9)
1. A phase change cooling bi-directional energy storage converter, comprising:
the cabinet body is provided with a first mounting cavity and a second mounting cavity;
a power assembly comprising a power module and a filter; the power module is arranged in the first mounting cavity; the filter is arranged in the first mounting cavity, and a first end of the filter is connected with a first end of the power module;
the control unit is arranged in the second mounting cavity and is connected with the power assembly;
an evaporator assembly comprising a first evaporator and a second evaporator;
the first evaporator is attached to the inside of the power module, and the second evaporator is attached to the inside of the filter.
2. The phase change cooled bidirectional energy storage converter as claimed in claim 1,
the power module is located above the filter.
3. The phase change cooled bidirectional energy storage converter as set forth in claim 1,
the filter is located above the power module.
4. The phase change cooled bidirectional energy storage converter of claim 1, further comprising:
the condenser is arranged outside the cabinet body;
the first evaporator is communicated with the condenser;
the second evaporator is communicated with the condenser;
a phase change working medium capable of flowing between the condenser and the evaporator assembly;
the evaporator assembly and the condenser have a height difference, the phase-change working medium in the condenser can flow to the evaporator assembly under the action of gravity, and the phase-change working medium in the evaporator assembly can flow to the condenser.
5. The phase change cooled bidirectional energy storage converter as claimed in claim 4,
the condenser comprises an air inlet, a liquid discharge port, an air inlet pipe and a liquid discharge pipe, wherein the first end of the air inlet pipe is connected with the air inlet, and the first end of the liquid discharge pipe is connected with the liquid discharge pipe;
the first evaporator is provided with a first exhaust port and a first liquid inlet, the first exhaust port is connected with the second end of the air inlet pipe, and the first liquid inlet is connected with the second end of the liquid discharge pipe;
the second evaporator is provided with a second air exhaust port and a second liquid inlet port, the second air exhaust port is connected with the second end of the air inlet pipe, and the second liquid inlet port is connected with the second end of the liquid discharge pipe.
6. The phase change cooled bidirectional energy storage converter as recited in claim 5, further comprising:
and the third evaporator is provided with a third air outlet and a third liquid inlet, the third evaporator is positioned in the second mounting cavity, the third air outlet is connected with the second end of the air inlet pipe, and the third liquid inlet is connected with the second end of the liquid discharge pipe.
7. The phase change cooled bidirectional energy storage converter as recited in claim 6, further comprising:
the first fan is positioned on one side, close to the third evaporator, in the second mounting cavity.
8. The phase change cooled bidirectional energy storage converter according to any of claims 1 to 7, wherein the power module comprises:
at least one power component, the first evaporimeter is laminated in at least one power component.
9. The phase change cooled bidirectional energy storage converter according to any of claims 1 to 7, wherein the power assembly further comprises:
the direct current switch is positioned in the second mounting cavity, and a first end of the direct current switch is connected with a second end of the power module;
and the alternating current switch is positioned in the second mounting cavity, and the first end of the alternating current switch is connected with the second end of the filter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221352676.3U CN217590584U (en) | 2022-06-01 | 2022-06-01 | Phase-change cooling bidirectional energy storage converter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221352676.3U CN217590584U (en) | 2022-06-01 | 2022-06-01 | Phase-change cooling bidirectional energy storage converter |
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| Publication Number | Publication Date |
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| CN217590584U true CN217590584U (en) | 2022-10-14 |
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| CN202221352676.3U Active CN217590584U (en) | 2022-06-01 | 2022-06-01 | Phase-change cooling bidirectional energy storage converter |
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| CN (1) | CN217590584U (en) |
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- 2022-06-01 CN CN202221352676.3U patent/CN217590584U/en active Active
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