CN201629580U - Outdoor pole top low-voltage capacitance intelligent compensation box - Google Patents
Outdoor pole top low-voltage capacitance intelligent compensation box Download PDFInfo
- Publication number
- CN201629580U CN201629580U CN2010201416261U CN201020141626U CN201629580U CN 201629580 U CN201629580 U CN 201629580U CN 2010201416261 U CN2010201416261 U CN 2010201416261U CN 201020141626 U CN201020141626 U CN 201020141626U CN 201629580 U CN201629580 U CN 201629580U
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- CN
- China
- Prior art keywords
- silicon controlled
- circuit breaker
- controlled thyristor
- controllable silicon
- voltage capacitance
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- 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
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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 utility model relates to a power factor adjusting device of a power transmission line, which is assembled on an overhead line pole and particularly relates to an outdoor pole top low-voltage capacitance intelligent compensation box. The outdoor pole top low-voltage capacitance intelligent compensation box comprises a power factor controller (1), a low-voltage capacitor (2), a silicon controlled thyristor (3), a silicon controlled thyristor triggering module (4), a temperature control switch (5), a radiator (6), a fan (7), a molded case circuit breaker (8) and a small-sized circuit breaker (9), and is characterized in that the molded case circuit breaker (8) is connected with the small-sized circuit breaker (9), the small-sized circuit breaker (9) is connected with the silicon controlled thyristor triggering module (4), the silicon controlled thyristor triggering module (4) is connected with the silicon controlled thyristor (3), and the silicon controlled thyristor (3) is connected with the low-voltage capacitor (2) and the like. A switching form of the outdoor pole top low-voltage capacitance intelligent compensation box adopts silicon controlled thyristor zero passage triggering without inrush current switching. In addition, the outdoor pole top low-voltage capacitance intelligent compensation box adopts a modular temperature self-induction radiating device as a silicon controlled thyristor radiating system, and is high in intelligence and free of maintenance.
Description
Technical field
The utility model relates to the power-factor adjustment of transmission line, is installed on the overhead wire electric wire thick stick, is specially outdoor pole low-voltage capacitance intelligent compensation case.
Background technology
Along with fast growth of national economy, each industry and appliance load increase considerably, and the electric load breach is serious day by day.The power system voltage reactive management is the important means that guarantees Economical Operation of Power Systems, and strengthening the power system reactive power management can systems stabilisation voltage, improve power factor, reduce line loss.Reasonably the selection of reactive power compensation mode should following several principles: that 1, reduces reactive power flows the principle of local compensation; 2, grading compensation principle concentrates installing to combine with disperseing installing, is main comprehensive planning with dispersion compensation; 3, prevent overcompensation under the underload situation, promptly send reactive power to electrical network.And the most transformer station's fixed capacitor group reactive power compensation modes that adopt of the present power distribution network of China owing to lack idle regulating measure, during the power supply peak valley power factor fluctuation bigger, complementarity problem appearred mending and owing, the quality of power supply has been caused harm.
Summary of the invention
The utility model provides a kind of intelligent high, non-maintaining outdoor pole low-voltage capacitance intelligent compensation case just at above problem.
Concrete technical scheme of the present utility model is as follows:
Outdoor pole low-voltage capacitance intelligent compensation case, comprise power factor controller, secondary capacitor, controllable silicon, the controllable silicon trigger module, temperature detect switch (TDS), radiator, blower fan, breaker of plastic casing, miniature circuit breaker, breaker of plastic casing links to each other with miniature circuit breaker, miniature circuit breaker links to each other with the controllable silicon trigger module, the controllable silicon trigger module links to each other with controllable silicon, controllable silicon links to each other with secondary capacitor, temperature radiator, blower fan links to each other with temperature detect switch (TDS), the power end of controllable silicon trigger module and temperature detect switch (TDS) are serially connected in the feeder ear of power factor controller, and the outer surface of outdoor pole low-voltage capacitance intelligent compensation case is a cabinet.
Technique effect of the present utility model shows: adopt the power factor (PF) controller, automatic sampling circuit current and voltage signals, calculate compensation capacity by inner microcomputer chip, switching mode adopts silicon control zero-cross to trigger, the no-flashy-flow switching, adopt modularization temperature self-induction heat abstractor as the controllable silicon cooling system, intelligent high, non-maintaining.
Description of drawings
Fig. 1 is a structure connection diagram of the present utility model
Wherein, 1---power factor controller, 2---secondary capacitor, 3---controllable silicon, 4---controllable silicon trigger module, 5---temperature detect switch (TDS), 6---radiator, 7---blower fan, 8---breaker of plastic casing, 9---miniature circuit breaker
Embodiment
The utility model is described in further detail below in conjunction with embodiment and Figure of description
Embodiment:
Outdoor pole low-voltage capacitance intelligent compensation case, comprise power factor controller, secondary capacitor, controllable silicon, the controllable silicon trigger module, temperature detect switch (TDS), radiator, blower fan, breaker of plastic casing, miniature circuit breaker, breaker of plastic casing links to each other with miniature circuit breaker, miniature circuit breaker links to each other with the controllable silicon trigger module, the controllable silicon trigger module links to each other with controllable silicon, controllable silicon links to each other with secondary capacitor, temperature radiator, blower fan links to each other with temperature detect switch (TDS), the power end of controllable silicon trigger module and temperature detect switch (TDS) are serially connected in the feeder ear of power factor controller, and the outer surface of outdoor pole low-voltage capacitance intelligent compensation case is a cabinet.
The breaker of plastic casing three-phase links to each other with the lower end miniature circuit breaker; the miniature circuit breaker leading-out terminal connects No. 3 ends of controllable silicon tie point respectively and links to each other; controllable silicon 2; No. 3 end terminations; bring out for No. 1 existing continuous with capacitor one; A; B; the C three-phase is all by this connection; change over switch 3; 7; 11 binding posts meet A respectively; B; C three three-phases link to each other; inter-burst has fuse as protection; voltmeter connects conversion switch 2 respectively; 12 binding posts; the discharge indicator light is connected in parallel on A; B is alternate; power supply indicator is connected in parallel on A; C is alternate; controller power supply connects current transformer and meets current transformer S1 and S2 respectively; use A; C makes current sample mutually; B makes voltage sample mutually; controller control signal connects controllable silicon trigger module K end, and controllable silicon trigger module power end is serially connected in the controller feeder ear with 75 degree temperature detect switch (TDS)s, and controllable silicon trigger module G1 and G2 hold respectively and controllable silicon 3; 1 end links to each other.
Breaker of plastic casing and miniature circuit breaker close, when controller calculates the realtime power factor value by current sample and voltage sample, when being lower than the switching thresholding of setting, in current sinusoidal ripple natural zero-crossing point, send control signal and give the controllable silicon trigger module, the controllable silicon trigger module triggers for the controllable silicon gate pole by inner rectification, controllable silicon conducting, electric capacity begin to export reactive current; When detecting benefit, same controller sends the excision signal at current sinusoidal ripple natural zero-crossing point, and controllable silicon turn-offs, and the discharge indicator light is a capacitor discharge as discharge resistance; When overcurrent occurring, surpass the miniature circuit breaker current setting and will disconnect this capacitive branch.
Claims (1)
1. outdoor pole low-voltage capacitance intelligent compensation case, comprise power factor controller (1), secondary capacitor (2), controllable silicon (3), controllable silicon trigger module (4), temperature detect switch (TDS) (5), radiator (6), blower fan (7), breaker of plastic casing (8), miniature circuit breaker (9), it is characterized in that: breaker of plastic casing (8) links to each other with miniature circuit breaker (9), miniature circuit breaker (9) links to each other with controllable silicon trigger module (4), controllable silicon trigger module (4) links to each other with controllable silicon (3), controllable silicon (3) links to each other with secondary capacitor (2), temperature radiator (6), blower fan (7) links to each other with temperature detect switch (TDS) (5), the power end of controllable silicon trigger module (4) and temperature detect switch (TDS) (5) are serially connected in the feeder ear of power factor controller (1), and the outer surface of outdoor pole low-voltage capacitance intelligent compensation case is a cabinet.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201416261U CN201629580U (en) | 2010-03-25 | 2010-03-25 | Outdoor pole top low-voltage capacitance intelligent compensation box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201416261U CN201629580U (en) | 2010-03-25 | 2010-03-25 | Outdoor pole top low-voltage capacitance intelligent compensation box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201629580U true CN201629580U (en) | 2010-11-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201416261U Expired - Fee Related CN201629580U (en) | 2010-03-25 | 2010-03-25 | Outdoor pole top low-voltage capacitance intelligent compensation box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201629580U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104170195A (en) * | 2012-01-19 | 2014-11-26 | 海德罗-魁北克公司 | Device for an outdoor switching apparatus |
-
2010
- 2010-03-25 CN CN2010201416261U patent/CN201629580U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104170195A (en) * | 2012-01-19 | 2014-11-26 | 海德罗-魁北克公司 | Device for an outdoor switching apparatus |
| CN104170195B (en) * | 2012-01-19 | 2017-05-03 | 海德罗-魁北克公司 | Device for outdoor switch equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101110 Termination date: 20140325 |