CN106684887A - Low-voltage line distributed compensation control device - Google Patents
Low-voltage line distributed compensation control device Download PDFInfo
- Publication number
- CN106684887A CN106684887A CN201611183961.6A CN201611183961A CN106684887A CN 106684887 A CN106684887 A CN 106684887A CN 201611183961 A CN201611183961 A CN 201611183961A CN 106684887 A CN106684887 A CN 106684887A
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- CN
- China
- Prior art keywords
- low
- voltage circuit
- control device
- capacitor
- compensation control
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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.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/18—Arrangements for adjusting, eliminating or compensating reactive power in networks
-
- 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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The invention discloses a low-voltage line distributed compensation control device, which relates to the technical field of low-voltage compensation devices. The low-voltage line distributed compensation control device comprises a control cabinet connected to a low-voltage line. The control cabinet is internally equipped with a capacitor used for compensating the low-voltage line. The capacitor is connected with the low-voltage line through a wire. An HR6 type knife fuse switch, a DZ47 air circuit breaker and a CJ19 AC transformer are connected to the wire. A signal transformer is arranged on the low-voltage line. A lightning protection device and a power factor display device are connected to the wire. The device can reduce power loss, lower the voltage drop loss of power supply and distribution lines, and enhance the load bearing capacity of power supply lines. The low-voltage line distributed compensation control device is light and easy to install, and can make distributed compensation according to the load conditions of users.
Description
Technical field
The present invention relates to low-voltage compensation apparatus technical field.
Background technology
The compensation way that at present our circuit systems are adopted is to take the two kinds of compensation of centralized compensation and random local compensation
Mode, but because the long power load distributing of low-voltage circuit radius of electricity supply is uneven, supply line's terminal voltage is low, it is good so as to not reach
Compensation effect, therefore on existing compensated foundation, devise low-voltage circuit dispersion compensation apparatus, the device employs idle
Automatic compensating controller, carries out carrying out dispersion packet compensation switching with the sub-load of circuit.Reduce from power supply so as to reach
The reactive power of absorption, reduces low-voltage circuit electric energy loss and improves the weight bearing power of power circuit and improve quality of voltage.
The content of the invention
The technical problem to be solved in the present invention is to provide a kind of low-voltage circuit dispersion compensation control device, reduces electric energy and damages
Consumption, reduces the droop loss of power and distribution supply cable, strengthens the control and compensation equipment of supply line's load bearing capacity, with weight
Gently, it is easy for installation, dispersion compensation can be carried out according to customer charge situation.
To solve the above problems, the present invention adopts the technical scheme that a kind of low-voltage circuit dispersion compensation control device, should
Device includes the switch board being connected on low-voltage circuit, and the capacitor for compensating low-voltage circuit, institute are provided with the switch board
State capacitor to be connected with low-voltage circuit by wire, HR6 type switch with knifeshaped fuse, DZ47 air are connected on the wire and are broken
Road device, CJ19 D.C mutual-inductors, on the low-voltage circuit signal transformer is additionally provided with, and is also associated with taking shelter from the thunder on the wire
Device and power factor display device.
Preferably, the capacitor be dry type self-cure type capacitor, model BMSJ0.45.
Preferably, the HR6 types switch with knifeshaped fuse is located at point of incoming cables, and the HR6 types switch with knifeshaped fuse has obvious cut-off point.
Preferably, the CJ19 D.C mutual-inductors are located at nearly capacitor side, and the capacitor utilizes CJ19 AC mutual inductions
The autoprotection characteristic of the DZ47 air-breaks between device and HR6 type switch with knifeshaped fuse is realizing autoprotection.
Preferably, the switch board is case frame, and the case frame is welded using 1.5mm thickness iron plates,
Surface of shell coating selects phosphatization workmanship of spraying plastics.
Preferably, rain-proof guiding gutter is provided with the cabinet door of the switch board, and wears separate type anchor ear, be convenient to bar dress and
Wall is filled.
The beneficial effects of the present invention is, the device employs reactive automatic compensation controllor, carries out with the part of circuit
Load carries out dispersion packet compensation switching.The reactive power drawn from power supply is reduced so as to reach, low-voltage circuit electric energy is reduced
Loss improves the weight bearing power of power circuit and improves quality of voltage, mainly solves and improves low-voltage distribution apparatus cabinet and hold one
Pattern, reduces the trouble point of equipment breakdown, installs and changes more convenient, adapts to a variety of environment, for example indoor and outdoor
Install, the function such as anti-corrosion and waterproof, bar dress, wall dress solves var in-situ balancing, and with the load and electricity of line user
The dynamic input in time of buckling and excision.
Description of the drawings
Fig. 1 is the connection principle schematic diagram of the present invention.
Wherein, 1, capacitor, 2, low-voltage circuit, 3, HR6 type switch with knifeshaped fuse, 4, DZ47 air-breaks, 5, CJ19 exchanges
Transformer, 6, signal transformer, 7, lightning arrester, 8, power factor display device.
Specific embodiment
With reference to the accompanying drawings and detailed description the present invention is further detailed explanation：One kind as shown in Figure 1
Low-voltage circuit dispersion compensation control device, the device includes the switch board being connected on low-voltage circuit 2, is provided with the switch board
For compensating the capacitor 1 of low-voltage circuit, the capacitor 1 is connected by wire with low-voltage circuit 2, on the wire respectively
HR6 types switch with knifeshaped fuse 3, DZ47 air-breaks 4, CJ19 D.C mutual-inductors 5 are connected with, are additionally provided with the low-voltage circuit 2
Signal transformer 6, is also associated with lightning arrester 7 and power factor display device 8 on the wire.
Capacitor 1 be dry type self-cure type capacitor, model BMSJ0.45.
HR6 types switch with knifeshaped fuse 3 is located at point of incoming cables, and the HR6 types switch with knifeshaped fuse 3 has obvious cut-off point.
CJ19 D.C mutual-inductors 5 are located at the side of nearly capacitor 1, and the capacitor 1 is using CJ19 D.C mutual-inductors 5 and HR6
The autoprotection characteristic of the DZ47 air-breaks 4 between type switch with knifeshaped fuse 3 is realizing autoprotection.
Switch board is case frame, and the case frame is welded using 1.5mm thickness iron plates, and surface of shell is covered
Layer choosing phosphatization workmanship of spraying plastics.
Rain-proof guiding gutter is provided with the cabinet door of switch board, and wears separate type anchor ear, be convenient to bar dress and wall dress.
The device case framework is welded using 1.5mm high-quality iron plates, good with rigidity, and distortion resistance is strong,
Surface of shell coating selects phosphatization workmanship of spraying plastics, so as to improve the adhesive force of coating, antiseptic power, and resistance to impact.
Outer casing door is provided with rain-proof guiding gutter, safe and reliable waterproof and dustproof, easy to use, replacing of being more convenient for, and wears separation
Formula anchor ear, is convenient to bar dress and wall dress, and operating process is convenient.
Employ automatic compensating controller on the control structure, can with the change of line load automatic switching capacitor,
The problem for avoiding over compensation and compensation not enough, possesses accuracy of reading, and digital display is directly perceived, and handss automatically switch, break-make sequential control,
Overvoltage shows that ultra-low load judges, the function such as strong antijamming capability, and using capacitor Special alternating-current catalyst, slackened because
Capacitor dash current to main noddle on contactor damage and maintainer safety, so as to reach good protective effect.
The device inlet wire is controlled using HR6 types switch with knifeshaped fuse, there is obvious cut-off point.Independent arrangement electric capacity back-off device, adopts
With dry type self-cure type capacitor, can carry out automatically configuring switching according to line load situation and reactive demand.Capacitor-side is protected
The protection feature then having using air-break itself carries out division control realizing using capacitor Special alternating-current catalyst
System.The device housings have taken into full account the environmental requirements such as waterproof and dustproof, ventilation.
The beneficial effects of the present invention is, the device employs reactive automatic compensation controllor, carries out with the part of circuit
Load carries out dispersion packet compensation switching.The reactive power drawn from power supply is reduced so as to reach, low-voltage circuit electric energy is reduced
Loss improves the weight bearing power of power circuit and improves quality of voltage, mainly solves and improves low-voltage distribution apparatus cabinet and hold one
Pattern, reduces the trouble point of equipment breakdown, installs and changes more convenient, adapts to a variety of environment, for example indoor and outdoor
Install, the function such as anti-corrosion and waterproof, bar dress, wall dress solves var in-situ balancing, and with the load and electricity of line user
The dynamic input in time of buckling and excision.
Claims (6)
1. a kind of low-voltage circuit dispersion compensation control device, is characterized in that：The device includes being connected to low-voltage circuit（2）On control
Cabinet processed, is provided with the capacitor for compensating low-voltage circuit in the switch board（1）, the capacitor（1）By wire and low pressure
Circuit（2）Connection, is connected to HR6 type switch with knifeshaped fuse on the wire（3）, DZ47 air-breaks（4）, CJ19 exchange
Transformer（5）, in the low-voltage circuit（2）On be additionally provided with signal transformer（6）, on the wire lightning arrester is also associated with
（7）With power factor display device（8）.
2. a kind of low-voltage circuit dispersion compensation control device according to claim 1, is characterized in that:The capacitor（1）
For dry type self-cure type capacitor, model BMSJ0.45.
3. a kind of low-voltage circuit dispersion compensation control device according to claim 2, is characterized in that：The HR6 types knife melts
Switch（3）Located at point of incoming cables, the HR6 types switch with knifeshaped fuse（3）With obvious cut-off point.
4. a kind of low-voltage circuit dispersion compensation control device according to claim 3, is characterized in that:The CJ19 exchanges are mutual
Sensor（5）Located at nearly capacitor（1）Side, the capacitor（1）Using CJ19 D.C mutual-inductors（5）With HR6 type switch with knifeshaped fuse
（3）Between DZ47 air-breaks（4）Autoprotection characteristic realizing autoprotection.
5. a kind of low-voltage circuit dispersion compensation control device according to claim 4, is characterized in that：The switch board is shell
Body framework, the case frame is welded using 1.5mm thickness iron plates, and surface of shell coating selects phosphatization plastic-blasting work
Skill.
6. a kind of low-voltage circuit dispersion compensation control device according to claim 5, is characterized in that：The cabinet of the switch board
Rain-proof guiding gutter is provided with door, and wears separate type anchor ear, be convenient to bar dress and wall dress.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611183961.6A CN106684887A (en) | 2016-12-20 | 2016-12-20 | Low-voltage line distributed compensation control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611183961.6A CN106684887A (en) | 2016-12-20 | 2016-12-20 | Low-voltage line distributed compensation control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106684887A true CN106684887A (en) | 2017-05-17 |
Family
ID=58871236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611183961.6A Pending CN106684887A (en) | 2016-12-20 | 2016-12-20 | Low-voltage line distributed compensation control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106684887A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03230207A (en) * | 1990-02-05 | 1991-10-14 | Chubu Electric Power Co Inc | Voltage variation compensator |
| CN201877835U (en) * | 2010-12-07 | 2011-06-22 | 容能 | Dynamic composite var compensator (VC) |
| CN202121329U (en) * | 2011-07-05 | 2012-01-18 | 徐州昂内斯电力科技有限公司 | 10 KV alternating current main reactive power compensation control device |
| CN203339705U (en) * | 2013-05-22 | 2013-12-11 | 福建畅缘电气有限公司 | Low-voltage reactive power compensation device |
| CN205480108U (en) * | 2016-04-12 | 2016-08-17 | 广西电网有限责任公司桂林供电局 | Low pressure circuit pressuretrol mounting structure |
-
2016
- 2016-12-20 CN CN201611183961.6A patent/CN106684887A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH03230207A (en) * | 1990-02-05 | 1991-10-14 | Chubu Electric Power Co Inc | Voltage variation compensator |
| CN201877835U (en) * | 2010-12-07 | 2011-06-22 | 容能 | Dynamic composite var compensator (VC) |
| CN202121329U (en) * | 2011-07-05 | 2012-01-18 | 徐州昂内斯电力科技有限公司 | 10 KV alternating current main reactive power compensation control device |
| CN203339705U (en) * | 2013-05-22 | 2013-12-11 | 福建畅缘电气有限公司 | Low-voltage reactive power compensation device |
| CN205480108U (en) * | 2016-04-12 | 2016-08-17 | 广西电网有限责任公司桂林供电局 | Low pressure circuit pressuretrol mounting structure |
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| Date | Code | Title | Description |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170517 |
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| RJ01 | Rejection of invention patent application after publication |