CN202651797U - Low-voltage intelligent fast filter reactive compensation composite apparatus - Google Patents
Low-voltage intelligent fast filter reactive compensation composite apparatus Download PDFInfo
- Publication number
- CN202651797U CN202651797U CN2012201895689U CN201220189568U CN202651797U CN 202651797 U CN202651797 U CN 202651797U CN 2012201895689 U CN2012201895689 U CN 2012201895689U CN 201220189568 U CN201220189568 U CN 201220189568U CN 202651797 U CN202651797 U CN 202651797U
- Authority
- CN
- China
- Prior art keywords
- switch
- fast
- rapid
- reactive compensation
- capacitors
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
-
- 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
Landscapes
- Control Of Electrical Variables (AREA)
Abstract
The utility model discloses a low-voltage intelligent fast filter reactive compensation composite apparatus. The low-voltage intelligent fast filter reactive compensation composite apparatus comprises a rapid reactive compensation unit, and a housing for accommodating the device. The rapid reactive compensation unit comprises a rapid reactive compensation controller, and a rapid compensation branch connected with the rapid reactive compensation controller. The rapid compensation branch is connected with a fuse knife switch, a fast composite switch, a filter reactor and capacitors successively. The three-phase input ends of the fuse knife switch are connected with three-phase electric buses, the output end of the filter reactor is connected with the capacitors which are connected in the delta connection mode, a temperature controlled switch is arranged in the capacitors, and the signal output end of the temperature controlled switch is connected with the fast composite switch. According to the utility model, the fast composite switch is adopted, and the fast composite switch can be used to enable the speed of the switched capacitor bank to be less than or equal to 1s, so advantages of low cost and low power consumption are realized. Moreover, the temperature controlled switch which is connected with the fast composite switch is arranged inside the capacitors, so the capacitors can be detected on a real time basis, and once the overheating phenomenon exists on the capacitors, the circuit protection capacitor will be cut off.
Description
Technical field
The utility model relates to a kind of low-voltage intelligent quick filter reactive power compensation combined electrical apparatus, belongs to technical field of power systems.
Background technology
At present, in the filter reactive compensation technology, the filtering compensation loop that relates to complete stand-alone unit is static type or dynamic type.The repetition switching time of its static shape filtering capacitor group is equal 〉=and 2min, can't realize quick filter and reactive power compensation to changing fast load.The repetition switching time≤20ms of its dynamic shape filtering capacitor group, but cost is high, power consumption is high.
The utility model content
The utility model is intended to provide a kind of being applicable to repeat the low-voltage intelligent quick filter reactive power compensation combined electrical apparatus of switching speed between dynamic filter compensation and the Static Filtering compensation.
The purpose of this utility model can reach by following measures: low-voltage intelligent quick filter reactive power compensation combined electrical apparatus, comprise fast reactive rate compensating unit and the housing that holds this unit, fast reactive rate compensating unit comprises fast reactive rate compensating controller and the quick compensation branch road that is attached thereto, the compensation branch road is connected with switch with knifeshaped fuse in turn fast, rapid composite switch, filter reactor and capacitor, wherein, the three-phase input end of switch with knifeshaped fuse connects the three-phase electricity bus, the output of filter reactor is connected with the capacitor of delta connection, this is capacitor-embedded temperature detect switch (TDS), and the signal output part of temperature detect switch (TDS) is connected with rapid composite switch; The sampling end of fast reactive rate compensating controller is located between switch with knifeshaped fuse and the rapid composite switch, and the control output end is connected with rapid composite switch.
Housing is by having metallic support between unit installing board and the assembled ABS plastic case of ABS plastic case and the unit installing board, and metallic support is provided with the circuit mounting panel; Fast reactive rate compensating controller, rapid composite switch, switch with knifeshaped fuse are fixed on the wiring board mounting panel, and filter reactor, capacitor are installed on the unit installing board.
The technique scheme difference with the prior art is: because the utility model has adopted rapid composite switch, this rapid composite switch can make the speed≤1s of opening-closing capacitor bank, it is faster to compare static reactive rate compensation arrangement speed, it is simple in structure to compare dynamic reactive rate compensation arrangement, cost is more cheap, and power consumption is lower; And capacitor-embedded temperature detect switch (TDS) is connected with rapid composite switch, real-time Detection capacitance device, in case capacitor is overheated, and cut-off loop capacitor for voltage protection then.
Further, the sampling end of fast reactive rate compensating controller comprises voltage sample end and current sample end, and by the electric current and voltage of sampling three-phase electricity, fast reactive rate compensating controller can detect and control quick compensation branch road.
Description of drawings
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail:
Fig. 1 is the circuit module schematic diagram of the utility model low-voltage intelligent quick filter reactive power compensation combined electrical apparatus embodiment.
Fig. 2 is the shell structure schematic diagram of the utility model low-voltage intelligent quick filter reactive power compensation combined electrical apparatus.
Embodiment
Referring to Fig. 1, Fig. 2, low-voltage intelligent quick filter reactive power compensation combined electrical apparatus, comprise fast reactive rate compensating unit and the housing that holds this unit, housing is assembled by unit installing board 7 and ABS plastic case 6, between ABS plastic case 6 and the unit installing board 7 metallic support 8 is arranged, metallic support 8 is provided with the circuit mounting panel.Fast reactive rate compensating unit comprises fast reactive rate compensating controller 1 and the quick compensation branch road that is attached thereto, and this compensates fast branch road and is connected with switch with knifeshaped fuse 2, rapid composite switch 3, filter reactor 4 and capacitor 5 in turn.
Fast reactive rate compensating controller 1 comprises current sample end, voltage sample end and control output end, the compensation branch road is connected with switch with knifeshaped fuse 2, rapid composite switch 3, filter reactor 4 and capacitor 5 in turn fast, the output of filter reactor 4 is connected with the capacitor of delta connection 5, this capacitor 5 is built-in with temperature detect switch (TDS), and the signal output part of temperature detect switch (TDS) is connected with quick compound 3 passes of opening.Wherein, the three-phase input end of switch with knifeshaped fuse 2 connects three-phase electricity bus A, B, C, and rapid composite switch 2 comprises relay and reverse-blocking tetrode thyristor.
Wherein, fast reactive rate compensating controller 1 sampling end comprises voltage sample end and current sample end, and the voltage sample end is connected between bus A, the B, and the current sample end connects bus C by current transformer; The control output end of fast reactive rate compensating controller 1 is connected with rapid composite switch 2.
Fast reactive rate compensating controller 1, rapid composite switch 2, switch with knifeshaped fuse 3 are fixed on the circuit mounting panel, and filter reactor 4, capacitor 5 are installed on the unit installing board 7.
Above only is preferred implementation of the present utility model; should be understood that; for a person skilled in the art; under the prerequisite that does not break away from the utility model structure; can also make some distortion and improvement; these also should be considered as protection range of the present utility model, and these can not affect effect and practical applicability that the utility model is implemented.
Claims (2)
1. low-voltage intelligent quick filter reactive power compensation combined electrical apparatus, comprise fast reactive rate compensating unit and the housing that holds this unit, fast reactive rate compensating unit comprises fast reactive rate compensating controller and the quick compensation branch road that is attached thereto, it is characterized in that: compensate fast branch road and be connected with switch with knifeshaped fuse in turn, rapid composite switch, filter reactor and capacitor, wherein, the three-phase input end of switch with knifeshaped fuse connects the three-phase electricity bus, the output of filter reactor is connected with the capacitor of delta connection, this is capacitor-embedded temperature detect switch (TDS), and the signal output part of temperature detect switch (TDS) is connected with rapid composite switch; The sampling end of fast reactive rate compensating controller is located between switch with knifeshaped fuse and the rapid composite switch, and the control output end is connected with rapid composite switch;
Housing is assembled by unit installing board and ABS plastic case, between ABS plastic case and the unit installing board metallic support is arranged, and metallic support is provided with the circuit mounting panel; Fast reactive rate compensating controller, rapid composite switch, switch with knifeshaped fuse are fixed on the circuit mounting panel, and filter reactor, capacitor are installed on the unit installing board.
2. according to claim 1 low-voltage intelligent quick filter reactive power compensation combined electrical apparatus, it is characterized in that: the sampling end of fast reactive rate compensating controller comprises voltage sample end and current sample end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201895689U CN202651797U (en) | 2012-04-28 | 2012-04-28 | Low-voltage intelligent fast filter reactive compensation composite apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012201895689U CN202651797U (en) | 2012-04-28 | 2012-04-28 | Low-voltage intelligent fast filter reactive compensation composite apparatus |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202651797U true CN202651797U (en) | 2013-01-02 |
Family
ID=47420841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012201895689U Expired - Fee Related CN202651797U (en) | 2012-04-28 | 2012-04-28 | Low-voltage intelligent fast filter reactive compensation composite apparatus |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202651797U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103606933A (en) * | 2013-11-14 | 2014-02-26 | 天津市沃德电力设备有限公司 | Reactive capacitor compensation cabinet |
| WO2018072122A1 (en) * | 2016-10-19 | 2018-04-26 | 周东 | Low-voltage reactive power compensation cabinet |
| WO2018072124A1 (en) * | 2016-10-19 | 2018-04-26 | 周东 | Low-voltage reactive power compensation cabinet with rational structure |
| WO2018072123A1 (en) * | 2016-10-19 | 2018-04-26 | 周东 | Low-voltage reactive power compensation cabinet with excellent performance |
| WO2018072126A1 (en) * | 2016-10-19 | 2018-04-26 | 周东 | Reliably-operating low-voltage reactive power compensator cabinet |
-
2012
- 2012-04-28 CN CN2012201895689U patent/CN202651797U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103606933A (en) * | 2013-11-14 | 2014-02-26 | 天津市沃德电力设备有限公司 | Reactive capacitor compensation cabinet |
| WO2018072122A1 (en) * | 2016-10-19 | 2018-04-26 | 周东 | Low-voltage reactive power compensation cabinet |
| WO2018072124A1 (en) * | 2016-10-19 | 2018-04-26 | 周东 | Low-voltage reactive power compensation cabinet with rational structure |
| WO2018072123A1 (en) * | 2016-10-19 | 2018-04-26 | 周东 | Low-voltage reactive power compensation cabinet with excellent performance |
| WO2018072126A1 (en) * | 2016-10-19 | 2018-04-26 | 周东 | Reliably-operating low-voltage reactive power compensator cabinet |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202651797U (en) | Low-voltage intelligent fast filter reactive compensation composite apparatus | |
| CN102983583A (en) | Reactive capacitance compensation cabinet | |
| CN103580271A (en) | Modularized pluggable emergency power supply and working method thereof | |
| CN202978289U (en) | Reactive capacitor compensation cabinet | |
| CN206180920U (en) | Switched reluctance motor controller | |
| CN207819204U (en) | Split type switch cabinet with overheat protection | |
| CN106515496A (en) | Blade electric vehicle alternating current high-power power supply system | |
| CN203800594U (en) | Cabinet-style anti-harmonic capacitor | |
| CN204334309U (en) | A kind of low voltage frequency converter | |
| CN208931142U (en) | A kind of batteries of electric automobile high-voltaghe compartment | |
| CN204187466U (en) | A kind of rod type road lamp device | |
| CN203983990U (en) | Combined parallel filtering compensation arrangement in low voltage complete set | |
| CN103560670B (en) | The quiet tune power cabinet of a kind of city rail vehicle apparatus for examination and repair | |
| CN206060212U (en) | For the mixing dynamic reactive compensation device of low-voltage filter | |
| CN202856368U (en) | Reactive compensation filter | |
| CN201349122Y (en) | Power distribution transformer protection device | |
| CN204761358U (en) | Infinitely variable's motor control means | |
| CN203554290U (en) | Static adjustable power supply cabinet for intercity automobile inspection and maintenance device | |
| CN203491700U (en) | Intelligent integrated power capacitor | |
| CN203205875U (en) | Modular filtering compensation device | |
| CN202840531U (en) | Switching device for capacitor | |
| CN203537359U (en) | A silicon controlled rectifier rapid slip-cut switch | |
| CN205883037U (en) | Filtering cabinet | |
| CN204794100U (en) | Low pressure nonresonant intelligence electric capacity | |
| CN106374479A (en) | Outdoor active power filter device with voltage control function |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130102 Termination date: 20200428 |