CN101042589A - Fan regulation and controlling device of frequency transformator - Google Patents
Fan regulation and controlling device of frequency transformator Download PDFInfo
- Publication number
- CN101042589A CN101042589A CNA200610065410XA CN200610065410A CN101042589A CN 101042589 A CN101042589 A CN 101042589A CN A200610065410X A CNA200610065410X A CN A200610065410XA CN 200610065410 A CN200610065410 A CN 200610065410A CN 101042589 A CN101042589 A CN 101042589A
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- fan
- frequency converter
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Abstract
This invention relates to one transducer fan control device for large power system, which sets thermal fan and its switch operation according to dissipation needs, wherein the device comprises the following parts: transducer and the direct current fan set in the system; the said each fan is combined to transducer shell by one types of locking, slide, drawing or card hooking according to dissipation needs connected to control device; controlling each fan switch, number and speed by use of fan control device.
Description
Technical field
The present invention relates to a kind of frequency converter, particularly a kind ofly cooperate frequency converter inner structure design and radiating requirements to dispose radiator fan and change the regulation device of regulating and control fan group rotating speed by the frequency converter internal temperature.
Background technology
Be applied to the heat dissipation design of frequency convertor system at present, all be to reach heat sinking function by radiator fan, the allocation position of radiator fan, running control will directly influence its radiating effect, so good configuration design and running are controlled, will improve the running performance of frequency converter.
In addition, tradition is applied to the heat abstractor in the high-power frequency convertor system (more than the 200HP), all be to use the ac fan configuration, though ac fan is more or less freely in the use, but it exists the device direction can only be fixed in the shortcoming of ad-hoc location in configuration, thereby limited the structural design of frequency convertor system, in other words, can't be according to mechanism design and radiating requirements and change ac fan arbitrarily direction and position be set, simultaneously, the running of ac fan need provide fixed voltage, be that its rotating speed is also fixed usually, therefore, can't control ac fan according to actual temperature change and turn round, so its speed controling ability is lower with different rotating speeds, and if will carry out speed regulating control to ac fan, essential by complicated driving circuit, will make production cost increase, in addition, even frequency converter is in holding state, this ac fan is subjected to the driving of fixed voltage still can keep fixing rotation speed operation, causes the energy resource consumption under the holding state, produces noise problem simultaneously.
Summary of the invention
Fundamental purpose of the present invention, be to solve the problem that exists in the conventional art, the quantity that the present invention comes configuring direct current fan group according to the mechanism design and the radiating requirements of frequency converter, the position, and detect or switch by internal temperature and respectively organize DC fan, and the monitoring each DC fan fault and change, for the ac fan configuration and control of frequency convertor system, improved the restriction of fan arrangement to mechanism design, fan speed-regulating control ability and the standby energy consume property, thereby provide easier for the user, cheap, volume is little but be easy to dispose and the fan regulation and controlling device of the practical frequency converter regulated and control.
To achieve these goals, the fan regulation and controlling device of frequency converter of the present invention comprises:
Rectification circuit, it is electrically connected with external ac power source, and converts direct current output to;
The DC/DC conversion circuit, it is electrically connected with described rectification circuit, described direct supply is converted to direct-current working volts output;
The fan group, it is electrically connected with described DC/DC conversion circuit, and in each mechanism that is disposed at frequency converter and the assembling district that needs heat radiation place;
Fan control circuitry, it is electrically connected with described DC/DC conversion circuit, in order to receive and to control the running of described fan group or stop;
Sensor, it is electrically connected with described fan control circuitry, and is disposed at each mechanism of frequency converter and needs heat radiation place;
Wherein, described fan control circuitry is provided with each mechanism of frequency converter and the temperature parameter that needs heat radiation place, and, export control signal according to each mechanism of frequency converter and the temperature variation that needs heat radiation place of described sensor institute sensing, with rotating speed, the quantity of control fan, start or stop etc.
Description of drawings
Fig. 1 is the outside drawing of one embodiment of the invention device;
Fig. 2 is the combination partial exploded view of one embodiment of the invention device;
Fig. 3 is each fan configuration set location resolution figure of one embodiment of the invention device;
Fig. 4 is the fan group locking mode configuration schematic diagram of one embodiment of the invention device;
Fig. 5 is the fan group slide rail mode configuration schematic diagram of one embodiment of the invention device;
Fig. 6 is that the fan group of one embodiment of the invention device extracts the mode configuration schematic diagram;
Fig. 7 is the regulation device circuit structure diagram of one embodiment of the invention;
Fig. 8 is the startup/closing temperature example table of each fan group running of one embodiment of the invention;
Fig. 9 is the heat radiation running synoptic diagram () of one embodiment of the invention;
Figure 10 is the heat radiation running synoptic diagram (two) of one embodiment of the invention.
In the accompanying drawing, the list of parts of each label representative is as follows:
The second fan group, 3 three fan groups 4
Regulation device 5 casings 11
Second casing, 14 first assembling districts 15
16 the 3rd assembling districts 17, the second assembling district
Support 18 slide rails 19
Cover protecting cover 10 rectification circuits 51
DC/DC conversion circuit 52 fan control circuitrys 53
DC fan 21,31,41 lockholes 171
Screw 181 lock-in components 182
Stopper 183 frameworks 191
Stalled fan circuit 522,532 sensors 54
Embodiment
About technology contents of the present invention and detailed description, existing accompanying drawings is as follows:
Fig. 1 to Fig. 6 is fan arrangement combination outward appearance, combination exploded, the allocation position decomposition and various in conjunction with the kenel synoptic diagram of the fan regulation and controlling device of frequency converter of the present invention.As shown in the figure, the fan regulation and controlling device of the frequency converter of one embodiment of the invention, comprise frequency converter 1 and first, second and third fan group 2,3,4, determine the running speed of each first, second and third fan group 2,3,4 with temperature according to frequency converter 1 inner each mechanism, thereby reach the best quick-acting fruits of control, and save the energy that frequency converter 1 is consumed when standby, be suitable in high-power frequency convertor system (more than the 200HP), using.
Described first, second and third fan group 2,3,4, comprise the first fan group 2 that is incorporated into the first assembling district 15, be combined in the second fan group 3 in the second assembling district 16 and be incorporated into the three fan group 4 in the 3rd assembling district 17, above-mentioned first, second and third fan group 2,3,4 respectively by more than one, 21,31,41 configurations of the DC fan of identical or different specification form, and combine configuration by any combinations such as sealed, slide rail, extraction or trips with the assembling district 15,16,17 of each predeterminated position of above-mentioned first and second casing 13,14 respectively.
Fig. 3, Fig. 4 are that example describes above-mentioned locking mode with 15 positions, the first assembling district of first casing 13.Be provided with support 18 in 15 inboards, the first assembling district, support 18 is provided with a plurality of screws 181, with collocation lock-in component 182 (as screw etc.), thereby directly fan 21 is locked in support 18, support 18 also comprises stopper 183 in addition, the stopping of medial extremity position when forming fan 21 combinations, avoid it to casing 14 internal shifts or fall into.
Fig. 3 and Fig. 5 are example with 17 positions, the 3rd assembling district of second casing 14, above-mentioned slide rail mode is described, this slide rail mode comprises track 19 and can slide the framework 191 of the track 19 of packing into, its middle orbit 19 is fixedly arranged on 17 inside, the 3rd assembling district, framework 191 has framework 192 and deckle board 193, be hollow in the framework 192, thereby can be fixedly arranged in the framework 192 by the DC fan 41 of lock-in component with three fan group 4, and utilize framework 191 to be incorporated in the track 19, distinguish 17 porch involutions by deckle board 193 in the 3rd assembling again, or further utilize lock-in component to carry out sealed location at lockhole 171 places of the 3rd assembling district's 17 sidewall settings.
Fig. 3 and Fig. 6 are example with the position in the second assembling district 16 of casing 14, above-mentioned extraction mode is described, this extraction mode comprise the cover protecting cover 10 and can with DC fan 31 spiral-locks in the cover protecting cover 10 shell fragment 101, wherein shell fragment 101 is fixedly arranged on a plurality of DC fan 31 both sides of forming the second fan group 3, thereby in cover protecting cover 10, and carry out sealed location by lock-in component by the corresponding second assembling district 16 of cover protecting cover 10 with the kenel spiral-lock that can directly extract.
Because above-mentioned first, second and third fan group 2,3,4 is made up of the DC fan configuration, use for high-power frequency converter 1 (more than the 200HP) configuration, therefore can improve restriction on configuration direction owing to ac fan, the mechanism design that stationkeeping causes and volume greatly, problem such as take up space.
Simultaneously,, be easy to matching mechanism design and radiating requirements, therefore can utilize this characteristic to design the allocation position and the requirement of first, second and third fan group 2,3,4, make design simplification because DC fan has the little characteristic of volume.
Above-mentioned many assembly place the running of first, second and third fan group 2,3,4 of frequency converter 1 inside, by regulation device 5 controls.With reference to shown in Figure 7, first, second and third fan group 2,3,4 of regulation device 5 and each is electrically connected, and changes the running kenel of controlling first, second and third fan group 2,3,4 by first and second casing 13,14 internal temperatures.As shown in the figure, regulation device 5 comprises: rectification circuit 51; The DC/DC conversion circuit 52 that rectification circuit 51 is electrically connected with first, second and third fan group 2,3,4; The fan control circuitry 53 that is electrically connected with above-mentioned DC/DC conversion circuit 52; And a plurality of temperature sensors 54 that are electrically connected with fan control circuitry 53, with the temperature variation of each design temperature point of sensing at any time, as the regulation and control parameter of control circuit.
Above-mentioned rectification circuit 51 is connected with the external power source (not shown) by connecting line 511, and external power source is converted to direct supply output.
DC/DC conversion circuit 52 is connected with rectification circuit 51, to obtain the high-pressure side direct supply, and be converted into the required operating voltage output of first, second and third fan group 2,3,4, above-mentioned DC/DC conversion circuit 52 is connected with first, second and third fan group 2,3,4 by power circuit 521 and stalled fan circuit 522 respectively, wherein, provide first, second and third fan group 2,3,4 working powers by each power circuit 521, and feed back the fault-signal of first, second and third fan groups 2,3,4 by stalled fan circuit 522.
The quantity and the position of the temperature spot that above-mentioned sensing temperature changes, set according to mechanism design or radiating requirements by the user, in the present embodiment, this temperature spot detecting comprises measures capacitance temperature (OH1), SCR controller temperature (OH2), casing internal temperature (OH3), the right igbt (IGBT) temperature (OH4) and left side igbt (IGBT) temperature (OH5), in other words, carry out temperature sensing with after measuring its different temperature variation by 54 pairs of above-mentioned each temperature spots of setting of each sensor, this sensing signal is transferred to fan control circuitry 53, make fan control circuitry 53 according to the temperature variation that sets each temperature spot, control first on each temperature spot, two, three fan group 2,3,4 start or stop, perhaps realize different running rotating speed control, to reach the best quick-acting fruits of fan control, and when frequency converter is in holding state, may command first, two, three fan group 2,3,4 partly runnings are to save the energy.
Fig. 9 and Figure 10 are the fan regulation and controlling device of frequency converter of the present invention is controlled its running heat radiation by control circuit synoptic diagram.As shown in the figure, when sensor senses capacitance temperature (OH1), SCR controller temperature (OH2), casing internal temperature (OH3) in first casing 13 when reaching the control setup parameter that running starts, start and comprise the control signal of startup number of fans and rotation speed of the fan to the 2 output runnings of the first fan group by fan control circuitry 53, make 2 runnings of the first fan group, thereby import the distinguished and admirable and guiding discharge of heat radiation, as shown in Figure 9.
In addition, when sensor 54 senses capacitance temperature (OH1) in second casing 14, SCR controller temperature (OH2), casing internal temperature (OH3), when the variation of the right igbt (IGBT) temperature (OH4) and left side igbt (IGBT) temperature (OH5) reaches the control setup parameter of running startup, by fan control circuitry 53 to second, three fan group 3,4 output runnings start and comprise the control signal of startup number of fans and rotation speed of the fan, start second, three fan group 3,4 runnings, thereby import the distinguished and admirable and guiding discharge of heat radiation, as shown in figure 10.
Further, when having a fan to break down in first, second and third fan group 2,3,4, can fault-signal be fed back to fan control circuitry 53 by stalled fan circuit 532, by fan control circuitry 53 output stalled fan signals, make this fan shut down, and all the other fan continuous runnings, thereby only changing the fan that damages gets final product, whole fans are shut down, continue running to guarantee frequency converter 1.
The above is the preferred embodiments of the present invention only, is not so promptly limits claim of the present invention, and every other equivalence of being done in characteristic range of the present invention changes or modifies, and all should be included in the claim of the present invention.
Claims (10)
1. the fan regulation and controlling device of a frequency converter, described device comprises:
Rectification circuit, it is electrically connected with external ac power source, and converts direct current output to;
The DC/DC conversion circuit, it is electrically connected with described rectification circuit, described direct supply is converted to direct-current working volts output;
The fan group, it is electrically connected with described DC/DC conversion circuit, and in each mechanism that is disposed at frequency converter and the assembling district that needs heat radiation place;
Fan control circuitry, it is electrically connected with described DC/DC conversion circuit, in order to receive and to control the running of described fan group or stop;
Sensor, it is electrically connected with described fan control circuitry, and is disposed at each mechanism of frequency converter and needs heat radiation place;
Wherein, described fan control circuitry is provided with each mechanism of frequency converter and the temperature parameter that needs heat radiation place, and, export control signal according to each mechanism of frequency converter and the temperature variation that needs heat radiation place of described sensor institute sensing, with rotating speed, the quantity of control fan, start or stop etc.
2. the fan regulation and controlling device of frequency converter as claimed in claim 1, wherein, described fan group is made up of the DC fan configuration of one or more same sizes.
3. the fan regulation and controlling device of frequency converter as claimed in claim 1, wherein, described fan group is made up of the DC fan configuration of one or more different sizes.
4. the fan regulation and controlling device of frequency converter as claimed in claim 1, wherein, described fan group combines configuration with any one combinations such as locking mode, slide rail mode, extraction mode or trip modes with the described assembling district of casing predeterminated position.
5. the fan regulation and controlling device of frequency converter as claimed in claim 4, wherein, described locking mode is: inboard, assembling district is provided with support, described support is provided with a plurality of screws, directly described fan is locked in described support in order to the collocation lock-in component, described in addition support also includes stopper, the stopping of the position when forming combination of fans.
6. the fan regulation and controlling device of frequency converter as claimed in claim 4, wherein, described slide rail mode comprises track and can slide the framework of the described track of packing into, wherein said track is fixedly arranged on inside, described assembling district, described framework has framework and deckle board, be hollow in the described framework, in order to the collocation lock-in component described fan group is fixedly arranged in the described framework, and utilize described framework to be incorporated in the track, utilize deckle board at assembling district porch involution again, perhaps further utilize lock-in component to carry out sealed location at the lockhole place of the 3rd assembling district sidewall setting.
7. the fan regulation and controlling device of frequency converter as claimed in claim 4, wherein, described extraction mode comprises cover protecting cover and can be with described fan group spiral-lock in the shell fragment of described cover protecting cover, wherein said shell fragment is fixedly arranged on the both sides of described fan group, thereby in described cover protecting cover, and carry out sealed location by lock-in component by the corresponding described assembling of described cover protecting cover district with the kenel spiral-lock that can directly extract.
8. the fan regulation and controlling device of frequency converter as claimed in claim 1, wherein, described DC/DC conversion circuit is electrically connected with described fan group by power circuit and stalled fan circuit, and described power circuit transmits working power, and described stalled fan circuit transmits fault-signal.
9. the fan regulation and controlling device of frequency converter as claimed in claim 1, wherein, described fan control circuitry is electrically connected with described fan group by described DC/DC conversion circuit, described electrical connection comprises: fan control circuit, in order to output fan group control signal, and the stalled fan circuit, be used to transmit the fault-signal of fan group.
10. the fan regulation and controlling device of frequency converter as claimed in claim 1, wherein, the quantity and the position of the temperature spot that described sensing temperature changes, set according to mechanism design or radiating requirements by the user, measured temperature comprises capacitance temperature, SCR controller temperature, casing internal temperature, the right igbt (IGBT) temperature and left side igbt (IGBT) temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200610065410XA CN101042589A (en) | 2006-03-21 | 2006-03-21 | Fan regulation and controlling device of frequency transformator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA200610065410XA CN101042589A (en) | 2006-03-21 | 2006-03-21 | Fan regulation and controlling device of frequency transformator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101042589A true CN101042589A (en) | 2007-09-26 |
Family
ID=38808152
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA200610065410XA Pending CN101042589A (en) | 2006-03-21 | 2006-03-21 | Fan regulation and controlling device of frequency transformator |
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| Country | Link |
|---|---|
| CN (1) | CN101042589A (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101754637A (en) * | 2008-12-18 | 2010-06-23 | 西蒙股份公司 | Device for fixing electrical mechanism on frame base |
| CN101516172B (en) * | 2008-02-19 | 2010-12-15 | 英业达股份有限公司 | Electronic device with fan |
| CN102312851A (en) * | 2010-07-05 | 2012-01-11 | 英业达股份有限公司 | Fan speed control device |
| CN102434477A (en) * | 2011-10-28 | 2012-05-02 | 国家电网公司运行分公司银川管理处 | Converter station valve cooling external air cooling start-stop system and method |
| CN101672295B (en) * | 2009-10-12 | 2013-04-24 | 北京乐普四方方圆科技股份有限公司(中国) | Energy-saving control device of frequency converter cabinet fan set and control method |
| CN101710822B (en) * | 2009-11-24 | 2013-06-19 | 深圳市汇川技术股份有限公司 | Motor drive device and main frame |
| CN103728998A (en) * | 2013-12-30 | 2014-04-16 | 长沙奥托自动化技术有限公司 | Intelligent adjustment type heat dissipation method and system for high-voltage frequency converter |
| CN107683075A (en) * | 2017-11-10 | 2018-02-09 | 北京卓越信通电子股份有限公司 | A kind of industrial switch heat abstractor for varying with temperature adjust automatically wind direction air channel |
| CN108337859A (en) * | 2018-02-08 | 2018-07-27 | 广东美的制冷设备有限公司 | Radiating subassembly and its control method, intelligent sound, electronic equipment and storage medium |
| CN114244076A (en) * | 2022-02-24 | 2022-03-25 | 浙江杭可仪器有限公司 | Platform direct current power supply |
| CN116583093A (en) * | 2023-07-11 | 2023-08-11 | 西安图为电气技术有限公司 | Power module with fan panel |
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2006
- 2006-03-21 CN CNA200610065410XA patent/CN101042589A/en active Pending
Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101516172B (en) * | 2008-02-19 | 2010-12-15 | 英业达股份有限公司 | Electronic device with fan |
| CN101754637A (en) * | 2008-12-18 | 2010-06-23 | 西蒙股份公司 | Device for fixing electrical mechanism on frame base |
| CN101754637B (en) * | 2008-12-18 | 2016-04-06 | 西蒙股份公司 | For electric mechanism being fixed to the device on frame base |
| CN101672295B (en) * | 2009-10-12 | 2013-04-24 | 北京乐普四方方圆科技股份有限公司(中国) | Energy-saving control device of frequency converter cabinet fan set and control method |
| CN101710822B (en) * | 2009-11-24 | 2013-06-19 | 深圳市汇川技术股份有限公司 | Motor drive device and main frame |
| CN102312851A (en) * | 2010-07-05 | 2012-01-11 | 英业达股份有限公司 | Fan speed control device |
| CN102434477A (en) * | 2011-10-28 | 2012-05-02 | 国家电网公司运行分公司银川管理处 | Converter station valve cooling external air cooling start-stop system and method |
| CN103728998A (en) * | 2013-12-30 | 2014-04-16 | 长沙奥托自动化技术有限公司 | Intelligent adjustment type heat dissipation method and system for high-voltage frequency converter |
| CN103728998B (en) * | 2013-12-30 | 2016-01-27 | 长沙奥托自动化技术有限公司 | For intelligent adjustment type heat dissipation and the system of high voltage converter |
| CN107683075A (en) * | 2017-11-10 | 2018-02-09 | 北京卓越信通电子股份有限公司 | A kind of industrial switch heat abstractor for varying with temperature adjust automatically wind direction air channel |
| CN108337859A (en) * | 2018-02-08 | 2018-07-27 | 广东美的制冷设备有限公司 | Radiating subassembly and its control method, intelligent sound, electronic equipment and storage medium |
| CN108337859B (en) * | 2018-02-08 | 2020-05-22 | 广东美的制冷设备有限公司 | Heat dissipation assembly, control method thereof, intelligent sound box, electronic equipment and storage medium |
| CN114244076A (en) * | 2022-02-24 | 2022-03-25 | 浙江杭可仪器有限公司 | Platform direct current power supply |
| CN114244076B (en) * | 2022-02-24 | 2022-05-27 | 浙江杭可仪器有限公司 | Platform direct current power supply |
| CN116583093A (en) * | 2023-07-11 | 2023-08-11 | 西安图为电气技术有限公司 | Power module with fan panel |
| CN116583093B (en) * | 2023-07-11 | 2023-10-13 | 西安图为电气技术有限公司 | Power module with fan panel |
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