CN202084946U - Compensation device for capacitor controlled by solid-state relay - Google Patents
Compensation device for capacitor controlled by solid-state relay Download PDFInfo
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- CN202084946U CN202084946U CN 201120198886 CN201120198886U CN202084946U CN 202084946 U CN202084946 U CN 202084946U CN 201120198886 CN201120198886 CN 201120198886 CN 201120198886 U CN201120198886 U CN 201120198886U CN 202084946 U CN202084946 U CN 202084946U
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- apotype
- circuit
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- solid
- state relay
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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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Abstract
A compensation device for a capacitor controlled by a solid-state relay comprises a microcomputer controller, wherein the three power supply input end pins 1, 2 and 3 of the microcomputer controller are respectively connected with the voltage end of a three-phase power supply via a fuse, the other six power supply input end pins 4, 5, 6, 7, 8, and 9 of the microcomputer controller are respectively connected with the current end of the three-phase power supply, pins 10, 11, 12, 13, and 14 of the microcomputer controller are respectively connected with more than one joint compensation circuit and more than one sub compensation circuit, the pin 14 is connected with the signal input end common point of the joint compensation circuit and the sub compensation circuit, and the joint compensation circuit and the sub compensation circuit are respectively connected with the three-phase power supply via a three- phase minitype fuse. The compensation device has the advantages of energy saving, environment protection, noise reduction, stable operation, anti current leakage, anti oscillation, copper material saving, small entire device size, low weight, low making cost, and integrated production. The compensation device carries out noncontact response region switching, has no electromagnetic interference, and is high in switching speed and long in service lifetime.
Description
Technical field
The utility model relates to a kind of capacitor reactive power compensation device, particularly relates to a kind of solid-state relay control capacitor compensation arrangement.
Background technology
The power capacitor reactive compensation cabinet is applied in the network distribution system widely, and the special-purpose contactor control of ripe capacitor is widely used.Particularly along with the development of electric utility, the power capacitor control technology improves constantly, and makes currently used capacitor switching set composite seem that volume is big, market price height, thereby in distribution system, be not widely used.Adopt the mode of solid-state relay control capacitor, can reach the high standard technical indicator, can overcome deficiency and defective above-mentioned and control mode that have again.
Summary of the invention
Technical problem to be solved in the utility model is, provides that a kind of volume is little, in light weight, the solid-state relay control capacitor compensation arrangement of energy-conserving and environment-protective.
The technical scheme that the utility model adopted is: a kind of solid-state relay control capacitor compensation arrangement, comprise: microcomputerized controller, 3 power input pin 1 of described microcomputerized controller, 2,3 pin respectively connect the voltage end of three phase mains by a fuse, other 6 power input pin 4 of described microcomputerized controller, 5,6,7,8,9 pin connect the current terminal of three phase mains respectively, 10 of described microcomputerized controller, 11,12,13,14 pin connect more than one apotype circuit and more than one minute apotype circuit altogether respectively, wherein said 14 pin insert apotype circuit and the signal input part common point that divides the apotype circuit altogether, and described apotype circuit altogether divides the apotype circuit respectively to connect three phase mains by a three-phase miniature fuse.
Described apotype circuit altogether includes the noncontacting switch that is made of two reverse parallel connection thyristors, common apotype capacitance group with the triangular structure that constitutes of joining end to end by three electric capacity, the power input of described noncontacting switch connects three phase mains by a three-phase miniature fuse, the output of noncontacting switch connects three end angles of the common apotype capacitance group of triangular structure, and two trigger ends of described noncontacting switch connect output pin 10,14 pin of microcomputerized controller.
The apotype circuit included three groups of noncontacting switches that are made of two reverse parallel connection thyristors in described minute, with the branch apotype capacitance group that constitutes by three electric capacity, the power input of described three groups of noncontacting switches connects three phase mains by a three-phase miniature fuse, the corresponding respectively electric capacity that divides in the apotype capacitance group that connects of the output of three groups of noncontacting switches, the trigger end of described three groups of noncontacting switches connects output 14,11,12,13 pin of microcomputerized controller, divides the zero line of another termination power of three electric capacity in the apotype capacitance group.
Each solid-state relay control capacitor compensation arrangement is by the copper-aluminum compound busbar of a circuit breaker connection as general supply.
Solid-state relay control capacitor compensation arrangement of the present utility model, energy-conservation, environmental protection, noise reduction, working stability, anti-leakage current, copper material is saved in anti-vibration, and the single unit system volume is little, and is in light weight, and cost of manufacture is low, integrability production.The utility model is contactless response district switching, no electromagnetic interference, switching speed is fast, long service life.The utility model has improved compensation efficient, satisfies the standard-required of mains supply system, can be installed in various types of power distribution cabinets.
Description of drawings
Fig. 1 is a forming circuit schematic diagram of the present utility model.
1: microcomputerized controller 2: fuse
3: be total to apotype circuit 4: divide the apotype circuit
5: the three-phase miniature fuse
Embodiment
Provide specific embodiment below in conjunction with accompanying drawing, further specify solid-state relay control capacitor compensation arrangement of the present utility model and how to realize.
As shown in Figure 1, solid-state relay control capacitor compensation arrangement of the present utility model, comprise: microcomputerized controller 1, it is the controller of QFK5F-15F that described microcomputerized controller 1 is selected model for use, 3 voltage input end pin 1 of described microcomputerized controller 1,2,3 pin respectively connect the voltage end of three phase mains by a fuse 2, other 6 current input terminal pin 4 of described microcomputerized controller 1,5,6,7,8,9 pin connect the current terminal of three phase mains respectively, 10 of described microcomputerized controller 1,11,12,13,14 pin connect more than one apotype circuit 3 and more than one minute apotype circuit 4 altogether respectively, wherein said 14 pin insert apotype circuit 3 and the signal input part common point that divides apotype circuit 4 altogether, and described apotype circuit 3 altogether respectively is connected three phase mains by a three-phase miniature fuse 5 with branch apotype circuit 4.
Described apotype circuit 3 altogether includes the noncontacting switch 3-1 that is made of two reverse parallel connection thyristors, common apotype capacitance group with the triangular structure that constitutes of joining end to end by three capacitor C 1, C2, C3, the power input of described noncontacting switch 3-1 connects three phase mains by a three-phase miniature fuse 4, the output of noncontacting switch 3-1 connects three end angles of the common apotype capacitance group of triangular structure, and two trigger ends of described noncontacting switch 3-1 connect output pin 10,14 pin of microcomputerized controller 1.
Each solid-state relay control capacitor compensation arrangement is by the copper-aluminum compound busbar of a circuit breaker connection as general supply.
Solid-state relay control capacitor compensation arrangement of the present utility model, circuit breaker is held with copper cash and is caused copper-aluminum compound busbar, connects switch with knifeshaped fuse through current transformer and enters mains side.The power input of microcomputerized controller connects voltage source and current and power supply respectively, microcomputerized controller pass through the three-phase current signal imported and three-phase voltage signal together the signal that fed back of apotype circuit and branch apotype circuit compare, with one of single-phase reactive power minimum serves as according to dropping into apotype capacitance group altogether mutually, when not enough or uneven, drop into again and divide the apotype capacitance group, and change apotype circuit and branch apotype circuit are controlled automatically altogether according to the electrical network power rate.
Claims (4)
1. solid-state relay control capacitor compensation arrangement, it is characterized in that, comprise: microcomputerized controller (1), 3 power input pin 1 of described microcomputerized controller (1), 2,3 pin respectively connect the voltage end of three phase mains by a fuse (2), other 6 power input pin 4 of described microcomputerized controller (1), 5,6,7,8,9 pin connect the current terminal of three phase mains respectively, 10 of described microcomputerized controller (1), 11,12,13,14 pin connect more than one apotype circuit (3) and more than one minute apotype circuit (4) altogether respectively, wherein said 14 pin insert the signal input part common point that is total to apotype circuit (3) and divides apotype circuit (4), and described apotype circuit (3) altogether respectively is connected three phase mains by a three-phase miniature fuse (4) with branch apotype circuit (4).
2. solid-state relay control capacitor compensation arrangement according to claim 1, it is characterized in that: described apotype circuit (3) altogether includes the noncontacting switch (3-1) that is made of two reverse parallel connection thyristors, with by three electric capacity (C1, C2, C3) the join end to end common apotype capacitance group of the triangular structure that constitutes, the power input of described noncontacting switch (3-1) connects three phase mains by a three-phase miniature fuse (4), the output of noncontacting switch (3-1) connects three end angles of the common apotype capacitance group of triangular structure, and two trigger ends of described noncontacting switch (3-1) connect the output pin 10 of microcomputerized controller (1), 14 pin.
3. solid-state relay control capacitor compensation arrangement according to claim 1, it is characterized in that: described minute the apotype circuit (4) include three groups of noncontacting switch (4-1 that constitute by two reverse parallel connection thyristors, 4-2,4-3), with by three electric capacity (C4, C5, C6) the branch apotype capacitance group of Gou Chenging, described three groups of noncontacting switch (4-1,4-2, power input 4-3) connects three phase mains by a three-phase miniature fuse (4), three groups of noncontacting switch (4-1,4-2, the corresponding respectively electric capacity that divides in the apotype capacitance group that connects of output 4-3), described three groups of noncontacting switch (4-1,4-2, trigger end 4-3) connects the output 14 of microcomputerized controller (1), 11,12,13 pin divide three electric capacity (C4 in the apotype capacitance group, C5, the zero line of another termination power C6).
4. solid-state relay control capacitor compensation arrangement according to claim 1 is characterized in that: each solid-state relay control capacitor compensation arrangement is by the copper-aluminum compound busbar of a circuit breaker connection as general supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120198886 CN202084946U (en) | 2011-06-14 | 2011-06-14 | Compensation device for capacitor controlled by solid-state relay |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120198886 CN202084946U (en) | 2011-06-14 | 2011-06-14 | Compensation device for capacitor controlled by solid-state relay |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202084946U true CN202084946U (en) | 2011-12-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120198886 Expired - Fee Related CN202084946U (en) | 2011-06-14 | 2011-06-14 | Compensation device for capacitor controlled by solid-state relay |
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| Country | Link |
|---|---|
| CN (1) | CN202084946U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102222923A (en) * | 2011-06-14 | 2011-10-19 | 天津华源盛电器控制设备有限公司 | Solid relay controlled capacitor compensating device |
| CN107623324A (en) * | 2016-07-13 | 2018-01-23 | 上海置信电气股份有限公司 | A kind of integrated form reactive power compensator |
-
2011
- 2011-06-14 CN CN 201120198886 patent/CN202084946U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102222923A (en) * | 2011-06-14 | 2011-10-19 | 天津华源盛电器控制设备有限公司 | Solid relay controlled capacitor compensating device |
| CN107623324A (en) * | 2016-07-13 | 2018-01-23 | 上海置信电气股份有限公司 | A kind of integrated form reactive power compensator |
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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: 20111221 Termination date: 20200614 |