CN210578278U - Rectifier module and power electronic equipment - Google Patents
Rectifier module and power electronic equipment Download PDFInfo
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- CN210578278U CN210578278U CN201921477569.1U CN201921477569U CN210578278U CN 210578278 U CN210578278 U CN 210578278U CN 201921477569 U CN201921477569 U CN 201921477569U CN 210578278 U CN210578278 U CN 210578278U
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Abstract
The utility model relates to a rectifier module and power electronic equipment, rectifier module includes casing, baffle, condenser, power device, air cooling device and water cooling plant, the casing is separated into first cavity and second cavity by the baffle, condenser and air cooling plant set up in first cavity, the air cooling plant dispels the heat for the condenser, power device and water cooling plant set up in the second cavity, the water cooling plant dispels the heat for the power device. The rectifier module is used through the combination of condenser air-cooled heat dissipation and power device water-cooled heat dissipation, and the rectifier module has fused air-cooled and water-cooled heat dissipation system advantage, and the maximize performance two kinds of heat dissipation system's advantage, the reasonable layout of internal device, small, for the pure air-cooled mode is a lot of less, with low costs, the overall cost is between pure air-cooled and pure water-cooling, and the noise is low, power density is high, has solved traditional high-power rectifier module bulky, with high costs, the pitch of making an uproar, has protected low grade problem.
Description
Technical Field
The utility model relates to a converter technical field especially relates to a rectifier module and power electronic equipment.
Background
The frequency converter of the high-power rectifier module is mainly applied to the fields related to metallurgy, drilling, ports and the like, the requirements of the site environment on various aspects of machines are high, the existing high-power rectifier module adopts an air-cooled heat dissipation system, the heat dissipation effect of the air-cooled heat dissipation system is poor, the size of the rectifier module adopting the air-cooled heat dissipation system needs to be designed to be large, the mass is heavy, the cost is high, the protection is low, the reliability of a product can be influenced by the problems, and the application environment is limited and needs to be improved.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rectifier module and power electronic equipment that small, heat dissipation are good.
The utility model discloses a realize like this: the utility model provides a rectifier module, includes casing, baffle, condenser, power device, air cooling device and water cooling plant, the casing is separated into first cavity and second cavity by the baffle, condenser and air cooling plant set up in first cavity, the air cooling plant dispels the heat for the condenser, power device and water cooling plant set up in the second cavity, the water cooling plant dispels the heat for power device.
Wherein, the power device comprises a diode, a MOS tube and/or an IGBT.
The air cooling device comprises a fan, an air outlet is formed in the top of the first cavity, an air inlet is formed in the bottom of the first cavity, the fan is arranged at the air outlet, and an air channel is formed between the air inlet and the air outlet.
The water cooling device comprises a water cooling plate, a water inlet and a water outlet of the water cooling plate are located at the upper end and the lower end of the water cooling plate, and the power device is installed on the water cooling plate.
The rectifier module comprises an input interface and an output interface, the input interface is located in front of the rectifier module, the output interface is located at the top of the rectifier module, a plurality of groups of capacitors are arranged in the first cavity, and the capacitors are connected to the output interface through conductors after being combined in series and parallel.
The three-phase alternating current is respectively connected to the alternating current ends of the power devices through the input interfaces, the direct current positive end of each power device is connected to the positive electrode of the capacitor through the conductor and then connected to the output interface, and the direct current negative end of each power device is connected to the negative electrode of the capacitor through the conductor and then connected to the other output interface.
The utility model also provides another kind of technical scheme: a power electronic device comprising a rectification module as described above.
The utility model has the advantages that: the rectifier module separates the space of casing into first cavity and second cavity through the baffle, place the lower condenser of calorific capacity in first cavity, adopt air-cooled system to dispel the heat, place the higher power device of calorific capacity in the second cavity, adopt water cooling system to dispel the heat, through condenser air-cooled heat dissipation and power device water-cooling combination use, rectifier module has fused air-cooled and water-cooling heat dissipation system advantage, the maximize exerts two kinds of cooling system's advantage, the reasonable layout of internal device, small, for the pure air cooling mode many littleer, low cost, the overall cost is between pure air cooling and pure water cooling, the noise is low, power density is high, the problem of traditional high-power rectifier module is bulky, high cost, pitch, the protection is low.
Drawings
Fig. 1 is a front view of an embodiment of a rectifier module of the present invention;
FIG. 2 is a side perspective view of an embodiment of a rectifier module of the present invention;
fig. 3 is a schematic structural diagram of the power device of the present invention mounted on a water-cooling plate.
Wherein, 1, a shell; 11. a partition plate; 12. a first cavity; 13. a second cavity; 2. a capacitor; 3. a power device; 31. an alternating current terminal; 32. a direct current positive terminal; 33. a direct current negative terminal; 4. a fan; 5. a water-cooling plate; 51. a water inlet; 52. a water outlet; 6. an input interface; 7. and (6) an output interface.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As the embodiment of power electronic equipment and rectifier module, power electronic equipment includes rectifier module, as shown in fig. 1 to 3, rectifier module includes casing 1, baffle 11, condenser 2, power device 3, air cooling device and water cooling plant, casing 1 is separated into first cavity 12 and second cavity 13 by baffle 11, condenser 2 and air cooling plant set up in first cavity 12, the air cooling plant dispels the heat for condenser 2, power device 3 and water cooling plant set up in second cavity 13, the water cooling plant dispels the heat for power device 3. The power device 3 comprises a diode, a MOS tube and/or an IGBT.
The rectifier module separates the space of the casing 1 into a first cavity 12 and a second cavity 13 through a partition plate 11, a capacitor 2 with lower calorific value is placed in the first cavity 11, an air cooling system is adopted for heat dissipation, a power device 3 with higher calorific value is placed in the second cavity 13, a water cooling system is adopted for heat dissipation, the rectifier module combines the advantages of the air cooling system and the water cooling system through the combination of the air cooling system and the water cooling system of the capacitor, the advantages of the two heat dissipation systems are exerted to the maximum, the reasonable layout of the internal devices is small, the size is small, the cost is low compared with a pure air cooling mode, the overall cost is between pure air cooling and pure water cooling, the noise is low, the power density is high, and the problems that the traditional high-power rectifier module is large in size, high in cost, high in pitch noise and low in protection and the like.
In this embodiment, the air cooling device includes a fan 4, the top of the first cavity 12 is provided with an air outlet, the bottom of the first cavity is provided with an air inlet, the fan 4 is arranged at the air outlet, and an air channel is formed between the air inlet and the air outlet. The heat generated by the capacitor 2 passes through the air duct, cold air enters from the air inlet at the bottom, and the fan 4 pumps out the hot air to take the heat in the first cavity 12 out.
In this embodiment, the water cooling device includes a water cooling plate 5, a water inlet 51 and a water outlet 52 of the water cooling plate 5 are located at upper and lower ends of the water cooling plate 5, the power device 3 is installed on the water cooling plate 5, and heat generated by the power device 3 flows through the coolant inside the water cooling plate 5 and is taken out of the rectification module.
In this embodiment, the rectifying module includes an input interface 6 and an output interface 7, the input interface 6 is located in front of the rectifying module, the output interface 7 is located at the top of the rectifying module, a plurality of sets of capacitors 2 are disposed in the first cavity 12, and the capacitors 2 are connected to the output interface 7 through a conductor after being combined in series and parallel.
In the present embodiment, three-phase alternating currents are respectively connected to the alternating current terminals 31 of the power devices 3 through the input interfaces 6, the direct current positive terminals 32 of the power devices 3 are connected to the positive electrode of the capacitor through the conductor and then connected to the output interfaces 7, and the direct current negative terminals 33 of the power devices 3 are connected to the negative electrode of the capacitor through the conductor and then connected to the other output interfaces 7.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (7)
1. The utility model provides a rectifier module, its characterized in that includes casing, baffle, condenser, power device, air cooling device and water cooling plant, the casing is separated into first cavity and second cavity by the baffle, condenser and air cooling plant set up in first cavity, the air cooling plant dispels the heat for the condenser, power device and water cooling plant set up in the second cavity, the water cooling plant dispels the heat for power device.
2. The rectifier module of claim 1, wherein the power device comprises a diode, a MOS transistor, and/or an IGBT.
3. The rectification module of claim 1, wherein the air cooling device comprises a fan, the first cavity is provided with an air outlet at the top and an air inlet at the bottom, the fan is disposed at the air outlet, and an air channel is formed between the air inlet and the air outlet.
4. The rectification module of claim 1, wherein the water cooling device comprises a water cooling plate, the water inlet and the water outlet of the water cooling plate are located at the upper end and the lower end of the water cooling plate, and the power device is mounted on the water cooling plate.
5. The rectifier module of claim 1, wherein the rectifier module comprises an input interface and an output interface, the input interface is located in front of the rectifier module, the output interface is located at the top of the rectifier module, a plurality of sets of capacitors are arranged in the first cavity, and the capacitors are connected to the output interface through conductors after being combined in series and parallel.
6. The rectifier module according to claim 5, wherein the three-phase alternating current is respectively connected to the alternating current terminals of the power devices through the input interfaces, the direct current positive terminal of the power device is connected to the positive terminal of the capacitor through the conductor and then connected to the output interface, and the direct current negative terminal of the power device is connected to the negative terminal of the capacitor through the conductor and then connected to the other output interface.
7. A power electronic device, characterized by comprising a rectifying module according to any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921477569.1U CN210578278U (en) | 2019-09-06 | 2019-09-06 | Rectifier module and power electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921477569.1U CN210578278U (en) | 2019-09-06 | 2019-09-06 | Rectifier module and power electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210578278U true CN210578278U (en) | 2020-05-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921477569.1U Active CN210578278U (en) | 2019-09-06 | 2019-09-06 | Rectifier module and power electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210578278U (en) |
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2019
- 2019-09-06 CN CN201921477569.1U patent/CN210578278U/en active Active
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