CN210404747U - Active power filter - Google Patents

Active power filter Download PDF

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Publication number
CN210404747U
CN210404747U CN201920795464.4U CN201920795464U CN210404747U CN 210404747 U CN210404747 U CN 210404747U CN 201920795464 U CN201920795464 U CN 201920795464U CN 210404747 U CN210404747 U CN 210404747U
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CN
China
Prior art keywords
heat dissipation
section bar
dissipation section
igbt
fixed
Prior art date
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Active
Application number
CN201920795464.4U
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Chinese (zh)
Inventor
窦金星
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shandong Bons Electric Co ltd
Original Assignee
Shandong Bons Electric Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shandong Bons Electric Co ltd filed Critical Shandong Bons Electric Co ltd
Priority to CN201920795464.4U priority Critical patent/CN210404747U/en
Application granted granted Critical
Publication of CN210404747U publication Critical patent/CN210404747U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/20Active power filtering [APF]

Abstract

The utility model discloses an active power filter, which comprises a filter circuit board and a radiator which is arranged with the IGBT and the inductor of the filter circuit board, wherein the radiator is a heat dissipation section bar which is fixed with the IGBT and the inductor; the heat dissipation section is an external water cooling structure; a grid type copper substrate is fixed on the back of the base surface of the heat dissipation section; the radiating section bar and the copper substrate are oppositely provided with M-shaped channels; the straight groove of the M-shaped groove is arranged between the two fins; the bent groove of the M-shaped groove is arranged outside the fin; an M-shaped copper pipe is arranged on the inner side of the M-shaped channel; a water inlet pipe connector and a water outlet pipe connector are fixed at the two ends of the M-shaped channel of the heat dissipation section bar and the copper substrate; the water inlet pipe joint and the water outlet pipe joint are respectively fixed with the two ends of the copper pipe; the utility model discloses active power filter carries out externally to heat dissipation source IGBT heat dissipation section bar and inductance heat dissipation section bar to carry out the water-cooling and handle.

Description

Active power filter
Technical Field
The utility model relates to a filter assembly, concretely relates to active power filter belongs to filter assembly technical field.
Background
The main heat generation source of current modularization active filter is IGBT and inductance, and active filter requires highly to the heat dissipation at present, and current active filter adopts forced air cooling heat dissipation, and the noise is great, and to some salt fog, acid mist corrodes more serious place, can't pass through the heat dissipation of forced air cooling circulation, and current direct radiating filter kind is more single, like Chinese patent application no: 201120324798.7, the disclosed filter cavity with heat dissipation structure comprises a heat dissipation shell and a filter cavity insert, wherein the heat dissipation shell is provided with a groove for accommodating the filter cavity insert, and the filter cavity insert is embedded into the groove; the utility model also discloses a cavity filter with a heat dissipation structure, which comprises the cavity structure of the filter; the filter cavity in the utility model changes the structural characteristics of the previous integral manufacture, adopts the split type mode for assembly, can improve the production efficiency and increase the cycle utilization rate of the filter cavity; however, the heat dissipation effect is general, and the IGBT and the inductor cannot be directly dissipated.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model provides an active power filter carries out externally to heat dissipation source IGBT heat dissipation section bar and inductance heat dissipation section bar to carry out the water-cooling and handle.
The utility model discloses an active power filter, including the filter circuit board, and with the radiator of filter circuit board its IGBT and inductance installation, the radiator is the heat dissipation section bar fixed with IGBT and inductance; the heat dissipation section is an external water cooling structure; the heat dissipation section bar is arranged externally and is cooled by water, so that heat generated by the IGBT and the inductor on the heat dissipation section bar is taken away; a copper substrate is fixed on the front surface of the base surface of the heat dissipation section bar; the copper substrate and the heat dissipation profile attaching surface are both provided with M-shaped channels; an M-shaped copper pipe is arranged in the M-shaped channel; a water inlet pipe connector and a water outlet pipe connector are fixed at the two ends of the M-shaped channel of the copper substrate and the heat dissipation section bar; the water inlet pipe joint and the water outlet pipe joint are respectively fixed with the two ends of the copper pipe; mounting holes fixed with the IGBT and the inductor are formed in the copper substrate and the heat dissipation section; the water inlet pipe is connected with the water inlet pipe joint, water flow enters the copper pipe, the heat conduction effect of the copper pipe is good, heat generated by the IGBT and the inductor is directly taken away through the water flow, and the water flow enters the water outlet pipe through the water outlet pipe joint; the copper substrate can lead heat generated by the IGBT and the inductor which are installed on the copper substrate into water flow in the copper pipe quickly.
Compared with the prior art, the utility model discloses an active power filter has following advantage: the radiating source IGBT radiating section and the inductance radiating section are externally arranged and are subjected to water cooling treatment, and in the water cooling process, heat can be quickly conducted and radiated through the copper pipe and the copper substrate, so that the water cooling effect is good.
Drawings
Fig. 1 is a schematic view of the overall structure of embodiment 1 of the present invention.
Detailed Description
Example 1:
as shown in fig. 1, the active power filter of the present invention comprises a filter circuit board, and a heat sink mounted with the IGBT and the inductor of the filter circuit board, wherein the heat sink is a heat dissipation section bar 1 fixed with the IGBT and the inductor; the heat dissipation section is an external water cooling structure; the heat dissipation section bar is arranged externally and is cooled by water, so that heat generated by the IGBT and the inductor on the heat dissipation section bar is taken away; a copper substrate 2 is fixed on the front surface of the base surface of the heat dissipation section bar 1; the tight contact surfaces of the copper substrate 2 and the heat dissipation section bar 1 are both provided with M-shaped grooves 3; an M-shaped copper pipe 4 is arranged in the M-shaped groove 3; a water inlet pipe joint 5 and a water outlet pipe joint 6 are fixed at the two ends of the M-shaped channel of the copper substrate 2 and the heat dissipation section bar 1; the water inlet pipe joint 5 and the water outlet pipe joint 6 are respectively fixed with the two ends of the copper pipe 4; mounting holes 7 fixed with the IGBT and the inductor are formed in the copper substrate 2 and the heat dissipation section bar 1; the water inlet pipe is connected with the water inlet pipe joint, water flow enters the copper pipe, the heat conduction effect of the copper pipe is good, heat generated by the IGBT and the inductor is directly taken away through the water flow, and the water flow enters the water outlet pipe through the water outlet pipe joint; the copper substrate can lead heat generated by the IGBT and the inductor which are installed on the copper substrate into water flow in the copper pipe quickly.
The above-mentioned embodiment is only the preferred embodiment of the present invention, so all the equivalent changes or modifications made by the structure, features and principles of the present invention are included in the claims of the present invention.

Claims (1)

1. The utility model provides an active power filter, includes the filter circuit board, reaches the radiator of its IGBT and inductance installation with the filter circuit board, its characterized in that: the radiator is a radiating profile fixed with the IGBT and the inductor; the heat dissipation section is an external water cooling structure; a copper substrate is fixed on the front surface of the base surface of the heat dissipation section bar; the copper substrate and the heat dissipation profile attaching surface are both provided with M-shaped channels; an M-shaped copper pipe is arranged in the M-shaped channel; a water inlet pipe connector and a water outlet pipe connector are fixed at the two ends of the M-shaped channel of the copper substrate and the heat dissipation section bar; the water inlet pipe joint and the water outlet pipe joint are respectively fixed with the two ends of the copper pipe; and mounting holes fixed with the IGBT and the inductor are formed in the copper substrate and the heat dissipation section bar.
CN201920795464.4U 2019-05-30 2019-05-30 Active power filter Active CN210404747U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920795464.4U CN210404747U (en) 2019-05-30 2019-05-30 Active power filter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920795464.4U CN210404747U (en) 2019-05-30 2019-05-30 Active power filter

Publications (1)

Publication Number Publication Date
CN210404747U true CN210404747U (en) 2020-04-24

Family

ID=70346369

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920795464.4U Active CN210404747U (en) 2019-05-30 2019-05-30 Active power filter

Country Status (1)

Country Link
CN (1) CN210404747U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114334873A (en) * 2022-03-15 2022-04-12 广东汇芯半导体有限公司 Water-cooling intelligent power module and refrigerating device using same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114334873A (en) * 2022-03-15 2022-04-12 广东汇芯半导体有限公司 Water-cooling intelligent power module and refrigerating device using same

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