CN204030599U - High efficiency and heat radiation active filter - Google Patents
High efficiency and heat radiation active filter Download PDFInfo
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- CN204030599U CN204030599U CN201420459940.2U CN201420459940U CN204030599U CN 204030599 U CN204030599 U CN 204030599U CN 201420459940 U CN201420459940 U CN 201420459940U CN 204030599 U CN204030599 U CN 204030599U
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/30—Reactive power compensation
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
- Y02E40/40—Arrangements for reducing harmonics
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses a kind of high efficiency and heat radiation active filter, comprise control panel and the housing being provided with closed components and parts cavity volume, described control panel is connected with an end face of housing, components and parts cavity volume is followed successively by a district, 2nd district and 3rd district from top to bottom, one district is provided with an air channel, district, and 2nd district are provided with two air channels, district, and 3rd district are provided with three air channels, district, one air channel, district, to be interconnected between two air channels, district and three air channels, district, in two air channels, district, to be provided with blower fan.Components and parts cavity volume is separated into three districts, Bing Ge district is provided with the convenient air channel ventilated, in two air channels, district, arrange blower fan, when filter energising normally works, components and parts generate heat, the blower fan being arranged on two air channels, district is opened, the wind of blower fan blowout delivers to each subregion by the air channel of each subregion, thus lowers the temperature to the components and parts in each subregion, the mutual UNICOM in air channel of each by stages, ventilate smooth and easy, can abundant delivery device liberated heat.
Description
Technical field
The utility model relates to a kind of filter, belongs to electromechanical resonator field, and more particularly, it relates to a kind of active filter being provided with electromagnetic shielding mechanism.
Background technology
Active filter (APF) is a kind of novel electric power electric device for dynamic harmonic wave, compensating reactive power, the harmonic wave that it all can change size and frequency and the idle of change compensate, why be called active, as the term suggests this device needs to provide power supply, its application can overcome the shortcoming (traditional can only fixed compensation) of traditional harmonics restraint such as LC filter and reactive-load compensation method, achieve dynamic tracing compensation, and not only can mend harmonic wave but also mend idle.
Active filter comprises the housing and control panel that can close and form components and parts cavity volume, is provided with main control unit, relay, circuit breaker, terminal board, current transformer, IGBT and reactance in described components and parts cavity volume.During work, current transformer detects load current, and calculated by inner DSP, extract the harmonic components in load current, then inner IGBT is sent to by pwm signal, control inverter produces one and load harmonic current equal and opposite in direction, the contrary harmonic current injection in direction, in electrical network, reaches the object of filtering.
Active filter needs to provide power supply, after normal operation, when load is high-power product, because electric current is large, so require that the volume of the electronic component in power-supply filter as common mode, differential mode inductance, electric capacity is larger, components and parts in housing will generate heat, thus make the temperature rise in housing very high, components and parts in housing are numerous, caloric value is large, if housing can not get rid of the heat that components and parts give out in time, components and parts will because temperature is too high cisco unity malfunction thus affect useful life and the stability of integral device.
Utility model content
For the deficiency that prior art exists, the purpose of this utility model is to provide a kind of high efficiency and heat radiation active filter, ventilates smooth and easy, can abundant delivery device liberated heat.
For achieving the above object, the utility model provides following technical scheme:
A kind of high efficiency and heat radiation active filter, comprise control panel and the housing being provided with closed components and parts cavity volume, described control panel is connected with an end face of housing, current transformer is provided with in described components and parts cavity volume, contactor, charging resistor, instrument transformer, reactance and the busbar for being electrically connected each components and parts, described components and parts cavity volume is followed successively by a district from top to bottom, 2nd district and 3rd district, a described district is provided with an air channel, district, 2nd district are provided with two air channels, district, 3rd district are provided with three air channels, district, a described air channel, district, be interconnected between two air channel, districts and three air channels, district, blower fan is provided with in described two air channels, district.
By adopting technique scheme, components and parts cavity volume is separated into three districts, Bing Ge district is provided with the convenient air channel ventilated, in two air channels, district, arrange blower fan, when filter energising normally works, components and parts generate heat, and the blower fan being arranged on two air channels, district is opened, and the wind of blower fan blowout delivers to each subregion by the air channel of each subregion, thus the components and parts in each subregion are lowered the temperature, the mutual UNICOM in air channel of each by stages, ventilates smooth and easy, can abundant delivery device liberated heat.
Further improvement as technique scheme: described in be located at a district device include current transformer, between a described air channel, district and two air channels, district, UNICOM is provided with a vertical air channel, district, and the another side of current transformer relation control panel is located in a described vertical air channel, district.
By adopting technique scheme, filter connect with the mains normally work time, current transformer produce heat maximum, therefore air channel is set at the another side of current transformer relation control panel, operationally current transformer is fully lowered the temperature, increase useful life and the stability of integral device.
The utility model is set to further: between a described air channel, district and two air channels, district, UNICOM is provided with two vertical air channels, district, and housing sidewall is located in described two vertical air channels, district.
By adopting technique scheme, more comprehensive to the components and parts cooling in components and parts cavity volume.
The utility model is set to further: a described air channel, district, two air channels, district and three air channels, district are provided with some ventilation holes.
By adopting technique scheme, while wind heat radiation is transmitted in air channel that blower fan is provided with by each subregion, wind sheds from ventilation hole and to dispel the heat to each components and parts.
Accompanying drawing explanation
Fig. 1 is the structural representation one of the utility model high efficiency and heat radiation active filter embodiment;
Fig. 2 is the structural representation two of the utility model high efficiency and heat radiation active filter embodiment.
Reference numeral:
1, housing; 2, control panel; 31, a district; 32,2nd district; 33,3rd district; 41, an air channel, district; 412, a vertical air channel, district; 42, two air channels, district; 421, two vertical air channels, district; 43, three air channels, district; 44, vertical air plenums; 51, reactance; 52, current transformer; 53, instrument transformer; 54, contactor; 55, charging resistor; 56, busbar; 6, blower fan.
Embodiment
Referring to figs. 1 through Fig. 2, the utility model high efficiency and heat radiation active filter embodiment is described further.
As depicted in figs. 1 and 2, the utility model high efficiency and heat radiation active filter, comprise control panel 2 and the housing 1 being provided with closed components and parts cavity volume, current transformer 52, contactor 54, charging resistor 55, instrument transformer 53, reactance and the busbar 56 for being electrically connected each components and parts is provided with in described components and parts cavity volume, described components and parts cavity volume is followed successively by the components and parts arranged in a district of district 31, two 32 and three districts of district 33, one 31 from top to bottom and includes current transformer 52; The components and parts arranged in two districts 32 include instrument transformer 53, contactor 54, charging resistor 55; The components and parts that three districts 33 are provided with include reactance 51; Current transformer 52, instrument transformer 53, contactor 54 and reactance 51 are all electrically connected by busbar 56; A described district 31 is provided with a district 32, air channel, district 41, two and is provided with two districts 33, air channel, district 42, three and is provided with three air channels, district 43, is interconnected, is provided with blower fan 6 in described two air channels, district 42 between a described air channel, district, air channel, district 41, two 42 and three air channels, district 43.
By adopting technique scheme, components and parts cavity volume is separated into three districts, Bing Ge district is provided with the convenient air channel ventilated, in two air channels, district 42, arrange blower fan 6, when filter energising normally works, components and parts generate heat, and the blower fan 6 being arranged on two air channels, district 42 is opened, and the wind that blower fan 6 blows out delivers to each subregion by the air channel of each subregion, thus the components and parts in each subregion are lowered the temperature, the mutual UNICOM in air channel of each by stages, ventilates smooth and easy, can abundant delivery device liberated heat.
As depicted in figs. 1 and 2, the device being located at a district 31 includes current transformer 52, and between a described air channel, district 41 and two air channels, district 42, UNICOM is provided with a vertical air channel 412, district, and the another side of current transformer 52 relation control panel 2 is located in a described vertical air channel 412, district.By adopting technique scheme, filter connect with the mains normally work time, current transformer 52 produce heat maximum, therefore air channel is set at the another side of current transformer 52 relation control panel 2, operationally current transformer 52 is fully lowered the temperature, increase useful life and the stability of integral device.Between a described air channel, district 41 and two air channels, district 42, UNICOM is provided with two vertical air channels 421, district, and housing 1 sidewall is located in described two vertical air channels 421, district.By adopting technique scheme, more comprehensive to the components and parts cooling in components and parts cavity volume.
It should be noted that directly can arrange a vertical air plenums 44 between an air channel, district, air channel, district 41, two 42 and three air channels, district 43 connects three UNICOM, the vertical air channel 421 in a vertical air channel, district 412 and 2nd district need not be added again, all more convenient when processing and install like this; Can certainly be combined the vertical air channel 421 in the vertical air channel of vertical air plenums 44 and a district 412 and 2nd district use, and such result of ventilating heat dissipation is better.The reactance 51 that quality is larger is placed on 3rd district of housing foot, makes the center of gravity of housing on the lower side like this, and according to Mechanics Simulation, layout reaches optimum.
As depicted in figs. 1 and 2, an air channel, district, air channel, district 41, two 42 and three air channels, district 43 are provided with some ventilation holes.By adopting technique scheme, while wind heat radiation is transmitted in air channel that blower fan 6 is provided with by each subregion, wind sheds from ventilation hole and to dispel the heat to each components and parts.
The above is only preferred implementation of the present utility model, protection range of the present utility model be not only confined to above-described embodiment, and all technical schemes belonged under the utility model thinking all belong to protection range of the present utility model.It should be pointed out that for those skilled in the art, do not departing from the some improvements and modifications under the utility model principle prerequisite, these improvements and modifications also should be considered as protection range of the present utility model.
Claims (4)
1. a high efficiency and heat radiation active filter, comprise control panel and the housing being provided with closed components and parts cavity volume, described control panel is connected with an end face of housing, current transformer is provided with in described components and parts cavity volume, contactor, charging resistor, instrument transformer, reactance and the busbar for being electrically connected each components and parts, it is characterized in that: described components and parts cavity volume is followed successively by a district from top to bottom, 2nd district and 3rd district, a described district is provided with an air channel, district, 2nd district are provided with two air channels, district, 3rd district are provided with three air channels, district, a described air channel, district, be interconnected between two air channel, districts and three air channels, district, blower fan is provided with in described two air channels, district.
2. high efficiency and heat radiation active filter according to claim 1, it is characterized in that: described in be located at a district device include current transformer, between a described air channel, district and two air channels, district, UNICOM is provided with a vertical air channel, district, and the another side of current transformer relation control panel is located in a described vertical air channel, district.
3. high efficiency and heat radiation active filter according to claim 1 and 2, is characterized in that: between a described air channel, district and two air channels, district, UNICOM is provided with two vertical air channels, district, and housing sidewall is located in described two vertical air channels, district.
4. high efficiency and heat radiation active filter according to claim 1 and 2, is characterized in that: a described air channel, district, two air channels, district and three air channels, district are provided with some ventilation holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420459940.2U CN204030599U (en) | 2013-11-23 | 2014-08-13 | High efficiency and heat radiation active filter |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320740989.0 | 2013-11-23 | ||
| CN201320740989 | 2013-11-23 | ||
| CN201420459940.2U CN204030599U (en) | 2013-11-23 | 2014-08-13 | High efficiency and heat radiation active filter |
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| Publication Number | Publication Date |
|---|---|
| CN204030599U true CN204030599U (en) | 2014-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420459940.2U Active CN204030599U (en) | 2013-11-23 | 2014-08-13 | High efficiency and heat radiation active filter |
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| Country | Link |
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| CN (1) | CN204030599U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110165671A (en) * | 2019-05-14 | 2019-08-23 | 安徽亚辉电气自动化有限公司 | A kind of self-regulation Active Power Filter-APF |
-
2014
- 2014-08-13 CN CN201420459940.2U patent/CN204030599U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110165671A (en) * | 2019-05-14 | 2019-08-23 | 安徽亚辉电气自动化有限公司 | A kind of self-regulation Active Power Filter-APF |
| CN110165671B (en) * | 2019-05-14 | 2022-11-22 | 安徽亚辉电气自动化有限公司 | Self-adjusting active power filter |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20180320 Address after: 213000 East Road, Jiangsu, Changzhou, No. 128 Patentee after: Changzhou ankaite Cable Co. Ltd. Address before: 325000 Wenzhou City, Yueqing Province, Liushi Town, the town of the port of the second industrial zone, seven Patentee before: NEW-SUNRISE ELECTRIC CO., LTD. |
|
| TR01 | Transfer of patent right |