CN103683300A - Dynamic STS reactive power compensation switching regulator - Google Patents
Dynamic STS reactive power compensation switching regulator Download PDFInfo
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- CN103683300A CN103683300A CN201210325962.5A CN201210325962A CN103683300A CN 103683300 A CN103683300 A CN 103683300A CN 201210325962 A CN201210325962 A CN 201210325962A CN 103683300 A CN103683300 A CN 103683300A
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- control chip
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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
Abstract
The invention discloses a dynamic STS reactive power compensation switching regulator which mainly comprises a control chip, and further comprises a radiating module, wherein the input terminals of the control chip are connected with a sampling circuit, a voltage conversion module and a control signal input circuit; the control chip is used for outputting a switching signal to a controllable silicon trigger circuit to conduct switching operation after processing the signals of the sampling circuit, the voltage conversion module and the control signal input circuit; the radiating module mainly comprises a radiator, a cooling fan and a temperature collection module; the temperature collection module is used for collecting the temperature signals of the radiator, and inputting the temperature signals to the control chip; the control chip is used for outputting signals to the cooling fan to control the running of the cooling fan after processing the temperature signals. Through the adoption of the scheme, the dynamic STS reactive power compensation switching regulator is used for switching among various capacitors, and has the advantages of high response speed, and no overvoltage and no inrush current during dynamic capacitor switching, thereby being greatly convenient to use.
Description
Technical field
The present invention relates to low-pressure reactive compensation field, relate in particular to can to capacitor effectively, safety, the reactive compensation switching adjuster of switching fast.
Background technology
Along with low-carbon energy-saving idea is goed deep into all trades and professions, to electrical network carry out effectively, safety, reactive power compensation fast importance also day by day highlight.Particularly those are instantaneous, change fast, be interrupted power factor (PF) is affected to large inductive load, lack a kind ofly respond that quick, safe equipment is realized dynamically, quick, no-flashy-flow, without the switched capacitor of overvoltage.
Summary of the invention
For the deficiencies in the prior art, the present invention proposes a kind of equipment of reactive compensating capacitor special use, be applicable to the switching of capacitor; It has fast response time, the dynamic advantages such as switched capacitor without overvoltage, no-flashy-flow.
For achieving the above object, the present invention is by the following technical solutions:
Dynamic STS reactive compensation switching adjuster, it is characterized in that: mainly comprise a control chip, after the signal of the input connection sample circuit of this control chip, voltage transformation module, signal input circuit, control chip processing sample circuit, voltage transformation module, control signal input circuit, export switching signal to thyristor gating circuit and carry out switching action.
Also comprise a radiating module, it is mainly comprised of radiator, radiator fan and a temperature collect module; Temperature collect module gathers the temperature signal input control chip of radiator, and control chip treatment temperature signal outputs signal to the work that radiator fan is controlled radiator fan.
On described control chip, be also connected with an indicator light, the switching signal of control chip output is to trigger module and output signal to indicator light and show.
Also comprise a protection module, after the gentle default phase signal of mistake of this protection module collection control chip, output control guard signal, to the input of control chip, is controlled the switching work of control chip.
Described sample circuit, be by three-phase electricity by magnetic bead High frequency filter, after electric resistance partial pressure, through two Light Coupled Device sampling three-phase electricity zero crossing of two-phase wherein, the crossover point signal of electrical network is through trigger adjustment, as input signal input control chip.
Described thyristor gating circuit Wei San road thyristor gating circuit, two of each routes trigger optocoupler series connection at the two ends of silicon controlled module, when triggering, drive inverse parallel silicon controlled module when optocoupler receives the switching signal that control chip sends.
Wherein power supply input 380V, simultaneously export two-way+12V and+switching power circuit of 5V, a metal-oxide-semiconductor of its main circuit Yao You ICE3B0565 of Infineon series connection is realized, wherein+12V powers to fan ,+5V powers to control circuit.
Dynamic STS reactive compensation switching adjuster after employing such scheme, it is applicable to the switching of all kinds of capacitors; And there is fast response time, the dynamic advantages such as switched capacitor without overvoltage, no-flashy-flow, more convenient to use, bring.
Accompanying drawing explanation
Fig. 1 is fundamental diagram of the present invention;
Fig. 2 is workflow diagram of the present invention.
Embodiment
According to accompanying drawing, the present invention is described in further detail below:
As shown in Figure 1, dynamic STS reactive compensation switching adjuster, mainly comprise a control chip, after the signal of the input connection sample circuit of this control chip, voltage transformation module, control signal input circuit, control chip processing sample circuit, voltage transformation module, control signal input circuit, export switching signal to thyristor gating circuit and carry out switching action.And radiating module its mainly by radiator, radiator fan and a temperature collect module, formed; Temperature collect module gathers the temperature signal input control chip of radiator, and control chip treatment temperature signal outputs signal to the work that radiator fan is controlled radiator fan.
On control chip, also connect indicator light, the switching signal of control chip output is to trigger module and output signal to indicator light and show.On control chip, also connect a protection module, after the gentle default phase signal of mistake of this protection module collection control chip, output control guard signal, to the input of control chip, is controlled the switching work of control chip.
Sample circuit wherein, be by three-phase electricity by magnetic bead High frequency filter, after electric resistance partial pressure, through two Light Coupled Device sampling three-phase electricity zero crossing of two-phase wherein, the crossover point signal of electrical network is through trigger adjustment, as input signal input control chip.
Thyristor gating circuit Wei San road thyristor gating circuit, two of each routes trigger optocoupler series connection at the two ends of silicon controlled module, when triggering, drive inverse parallel silicon controlled module when optocoupler receives the switching signal that control chip sends.
Power supply input 380V, simultaneously export two-way+12V and+switching power circuit of 5V, a metal-oxide-semiconductor of its main circuit Yao You ICE3B0565 of Infineon series connection is realized, wherein+12V powers to fan ,+5V powers to control circuit.
As shown in Figure 2: during work, first control chip collecting temperature signal, when temperature is during lower than 45 degrees Celsius, directly gather voltage zero-crossing signal, judge whether phase shortage of voltage simultaneously, when voltage does not judge whether to need switching action during phase shortage, if need switching, send triggering signal to controlling switching action.
When temperature starts fan during higher than 45 degrees Celsius, collecting temperature signal again simultaneously, when temperature is during higher than 45 degrees Celsius, reports to the police and excises triggering signal.
The voltage zero-crossing signal phase shortage alarm prompting that simultaneously ought collect, and return to beginning.
It can be applicable to the switching of all kinds of capacitors the present invention; And there is fast response time, the dynamic advantages such as switched capacitor without overvoltage, no-flashy-flow, more convenient to use, bring.
Claims (6)
1. dynamic STS reactive compensation switching adjuster, it is characterized in that: mainly comprise a control chip, after the signal of the input connection sample circuit of this control chip, voltage transformation module, signal input circuit, control chip processing sample circuit, voltage transformation module, control signal input circuit, export switching signal to thyristor gating circuit and carry out switching action.
2. dynamic STS reactive compensation switching adjuster according to claim 1, is characterized in that: also comprise a radiating module, it is mainly comprised of radiator, radiator fan and a temperature collect module; Temperature collect module gathers the temperature signal input control chip of radiator, and control chip treatment temperature signal outputs signal to the work that radiator fan is controlled radiator fan.
3. dynamic STS reactive compensation switching adjuster according to claim 1, is characterized in that: on described control chip, be also connected with an indicator light, the switching signal of control chip output is to trigger module and output signal to indicator light and show.
4. dynamic STS reactive compensation switching adjuster according to claim 1; it is characterized in that: also comprise a protection module; after the gentle default phase signal of mistake of this protection module collection control chip, output control guard signal, to the input of control chip, is controlled the switching work of control chip.
5. dynamic STS reactive compensation switching adjuster according to claim 1, it is characterized in that: described sample circuit, by magnetic bead High frequency filter by three-phase electricity, after electric resistance partial pressure, through two Light Coupled Device sampling three-phase electricity zero crossing of two-phase wherein, the crossover point signal of electrical network is through trigger adjustment, as input signal input control chip.
6. dynamic STS reactive compensation switching adjuster according to claim 1, it is characterized in that: described thyristor gating circuit Wei San road thyristor gating circuit, two of each routes trigger optocoupler series connection at the two ends of silicon controlled module, when triggering, drive inverse parallel silicon controlled module when optocoupler receives the switching signal that control chip sends.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210325962.5A CN103683300B (en) | 2012-09-06 | 2012-09-06 | Dynamic STS reactive compensation switching adjuster |
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| CN201210325962.5A CN103683300B (en) | 2012-09-06 | 2012-09-06 | Dynamic STS reactive compensation switching adjuster |
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| CN103683300A true CN103683300A (en) | 2014-03-26 |
| CN103683300B CN103683300B (en) | 2016-03-30 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109980646A (en) * | 2019-04-14 | 2019-07-05 | 浙江星明智能电气科技有限公司 | A kind of modular active filter and its compensation method |
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| CN201328011Y (en) * | 2008-12-12 | 2009-10-14 | 浙江永锦电力器材有限公司 | Reactive-power compensating device |
| CN201887483U (en) * | 2010-12-28 | 2011-06-29 | 重庆樱花电气开关有限公司 | Reactive compensation intelligent monitoring manager |
| CN201994670U (en) * | 2010-10-26 | 2011-09-28 | 中国电力科学研究院 | Low-voltage dynamic generalized reactive power compensation device |
| JP2012029433A (en) * | 2010-07-22 | 2012-02-09 | Energy Support Corp | Reactive power compensating device |
| CN102412584A (en) * | 2011-11-28 | 2012-04-11 | 吉林省电力科学研究院有限公司 | Integrated intelligent adjustment and compensation capacitor bank |
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2012
- 2012-09-06 CN CN201210325962.5A patent/CN103683300B/en active Active
Patent Citations (5)
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| CN201328011Y (en) * | 2008-12-12 | 2009-10-14 | 浙江永锦电力器材有限公司 | Reactive-power compensating device |
| JP2012029433A (en) * | 2010-07-22 | 2012-02-09 | Energy Support Corp | Reactive power compensating device |
| CN201994670U (en) * | 2010-10-26 | 2011-09-28 | 中国电力科学研究院 | Low-voltage dynamic generalized reactive power compensation device |
| CN201887483U (en) * | 2010-12-28 | 2011-06-29 | 重庆樱花电气开关有限公司 | Reactive compensation intelligent monitoring manager |
| CN102412584A (en) * | 2011-11-28 | 2012-04-11 | 吉林省电力科学研究院有限公司 | Integrated intelligent adjustment and compensation capacitor bank |
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| 梅杨等: "三相异步电动机全数字化综合保护", 《工矿自动化》, no. 6, 31 December 2005 (2005-12-31) * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109980646A (en) * | 2019-04-14 | 2019-07-05 | 浙江星明智能电气科技有限公司 | A kind of modular active filter and its compensation method |
| CN109980646B (en) * | 2019-04-14 | 2024-01-26 | 浙江星明智能电气科技有限公司 | Modularized active filter and compensation method thereof |
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| CN103683300B (en) | 2016-03-30 |
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