CN206775140U - Construction distribution header tank reactive power compensator - Google Patents
Construction distribution header tank reactive power compensator Download PDFInfo
- Publication number
- CN206775140U CN206775140U CN201720521333.8U CN201720521333U CN206775140U CN 206775140 U CN206775140 U CN 206775140U CN 201720521333 U CN201720521333 U CN 201720521333U CN 206775140 U CN206775140 U CN 206775140U
- Authority
- CN
- China
- Prior art keywords
- header tank
- distribution header
- automatic switching
- reactive power
- power
- 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
- 238000010276 construction Methods 0.000 title claims abstract description 21
- 239000003990 capacitor Substances 0.000 claims abstract description 43
- 230000005611 electricity Effects 0.000 claims abstract description 11
- 230000021715 photosynthesis, light harvesting Effects 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009435 building construction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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
Landscapes
- Supply And Distribution Of Alternating Current (AREA)
- Control Of Electrical Variables (AREA)
Abstract
The utility model provides a kind of construction distribution header tank reactive power compensator, belongs to construction engineering technical field, its structure includes distribution header tank and automatic switching capacitor bank;Distribution electricity consumption master switch on distribution header tank, which goes out, connects total disconnecting switch at power supply;Total ten loops of lower point of connection of disconnecting switch, ten loops are parallel with one another;Current transformer, breaker, A.C. contactor, electrothermal relay, capacitor are sequentially connected in series on each loop;Ten automatic switching capacitor units form automatic switching capacitor bank;Power factor display and intelligent reactive power automatic compensation controller are configured on distribution header tank.Power factor can be maintained at predetermined state by ten group capacitor groups of the construction distribution header tank reactive power compensator all the time according to the group number of the size automatic switching capacitor bank of header tank load.Capacitor is changed to ten groups of small capacitances by one group of conventional bulky capacitor, avoids energy dissipation and to impact of the excessive compensation to power network.
Description
Technical field
Construction engineering technical field is the utility model is related to, specifically a kind of construction distribution header tank reactive-load compensation
Device.
Background technology
In general, construction equipment power factor is relatively low, and typically 0.6 or so, power consumption efficiency is very low, causes electricity consumption
Significant wastage, in order to improve the power factor of construction electrical equipment, improve power consumption efficiency, play energy efficiency, save
The effect of cost, it would be highly desirable to which demand is a kind of to meet the high system and device of electrical efficiency.
The content of the invention
Technical assignment of the present utility model is that solve the deficiencies in the prior art, there is provided a kind of construction distribution header tank is idle
Compensation device.
The technical solution of the utility model realizes that the construction distribution header tank reactive-load compensation fills in the following manner
Put, its structure includes distribution header tank and automatic switching capacitor bank;
Distribution electricity consumption master switch on distribution header tank, which goes out, connects total disconnecting switch at power supply;Total lower point of connection ten of disconnecting switch
Individual loop, ten loops are parallel with one another;
Current transformer, breaker, A.C. contactor, electrothermal relay, capacitor are sequentially connected in series on each loop;
Current transformer, breaker, A.C. contactor, electrothermal relay, capacitor series on each loop form automatic
Switched capacitor unit;
Ten automatic switching capacitor units form automatic switching capacitor bank;
Power factor display and intelligent reactive power automatic compensation controller are configured on distribution header tank,
Intelligent reactive power automatic compensation controller can be preset to distribution header tank power factor target value, intelligent nothing
Work(Reactive Power Automatic Compensation Controller according to the group number of the size automatic switching capacitor bank of distribution header tank load, all the time by power because
Number is maintained at preset state.
Always between disconnecting switch and ten loops and it is connected to lightning protection line, lightning protection line lightning protection.
Caused beneficial effect is the utility model compared with prior art:
Ten group capacitor groups of the construction distribution header tank reactive power compensator can be automatic according to the size of header tank load
The group number of switched capacitor group, is maintained at predetermined state by power factor all the time.Per group capacitor group by breaker, contactor,
Electrothermal relay etc. forms, and can realize the automatic switching of capacitor bank.Capacitor is changed to ten groups small by one group of conventional bulky capacitor
Electric capacity, avoid energy dissipation and to impact of the excessive compensation to power network.
Power supply going out at power supply from normal distribution electricity consumption master switch at the total disconnecting switch of reactive compensation system.
The capacity of ten capacitors can be determined according to the total load power of distribution header tank by formula scales.
Total lower point of ten loops of disconnecting switch, each loop is followed successively by breaker, contactor, electrothermal relay, capacitor.
Distribution header tank configuration intelligent reactive power automatic compensation controller can be configured to power factor target value.
Distribution header tank configures power factor display, implements to show realtime power factor.
The construction distribution header tank reactive power compensator improves automaticity, improved compared with existing system
The stability of system, damage of the reactive-load compensation excessively to power network is reduced, original reactive compensation system is using one group of fixed capacity electricity
To hold, appropriate power factor can not be adjusted according to the size using load, excessive compensation may cause the damage to power network,
This system point ten sets of capacitance groups, can be according to the power factor desired value set, and system is according to the size and equipment of power load
1~10 group of capacitance group of power factor automatic switching, system power factor is remained at desired value set or so, effectively
It ensure that the reliability, security and energy saving of system.
The system is a kind of new construction building site distribution header tank reactive compensation system, and the system is disposed on building
Construct in header tank, be made up of total disconnecting switch, breaker, contactor, electrothermal relay, capacitor etc., than former idle benefit
The system of repaying can guarantee that the needs of required power factor according to the capacitor bank of the size switching varying number of load, save again
The about energy, prevent the excessive input of capacitance group from causing the impact to power network.
The construction distribution header tank reactive power compensator is reasonable in design, simple in construction, safe and reliable, easy to use, easy
In maintenance, have good value for applications.
Brief description of the drawings
Accompanying drawing 1 is structural representation of the present utility model.
Mark in accompanying drawing represents respectively:
1st, distribution header tank, 2, automatic switching capacitor bank,
3rd, distribution electricity consumption master switch goes out power supply,
4th, total disconnecting switch, 5, loop,
6th, current transformer, 7, breaker, 8, A.C. contactor, 9, electrothermal relay, 10, capacitor,
11st, automatic switching capacitor unit, 12, automatic switching capacitor bank,
13rd, power factor display, 14, intelligent reactive power automatic compensation controller,
15th, lightning protection line.
Embodiment
Construction distribution header tank reactive power compensator of the present utility model is described in detail below below in conjunction with the accompanying drawings.
As shown in drawings, construction distribution header tank reactive power compensator of the present utility model, it is total that its structure includes distribution
Case 1 and automatic switching capacitor bank 2;
Distribution electricity consumption master switch on distribution header tank 1, which goes out, connects total disconnecting switch 4 at power supply 3;Total lower point of company of disconnecting switch
Ten loops 5 are connect, ten loops are parallel with one another;
Current transformer 6, breaker 7, A.C. contactor 8, electrothermal relay 9, capacitor are sequentially connected in series on each loop 5
10;
Current transformer, breaker, A.C. contactor, electrothermal relay, capacitor series on each loop form automatic
Switched capacitor unit 11;
Ten automatic switching capacitor units form automatic switching capacitor bank 12;
Power factor display 13 and intelligent reactive power automatic compensation controller 14 are configured on distribution header tank 1,
Intelligent reactive power automatic compensation controller can be preset to distribution header tank power factor target value, intelligent nothing
Work(Reactive Power Automatic Compensation Controller according to the group number of the size automatic switching capacitor bank of distribution header tank load, all the time by power because
Number is maintained at preset state.
Always between disconnecting switch and ten loops and it is connected to lightning protection line 15, lightning protection line lightning protection.
Reactive compensation system of the present utility model improves automaticity compared with original system, improves system
Stability, damage of the reactive-load compensation excessively to power network is reduced, original reactive compensation system uses one group of fixed capacity electric capacity, can not
Appropriate power factor is adjusted according to the size using load, excessive compensation may cause the damage to power network, this system
Point ten sets of capacitance groups, can according to the power factor desired value set, system according to the size of power load and plant capacity because
Number 1~10 group of capacitance group of automatic switching, system power factor is remained at desired value set or so, is effectively ensured
Reliability, security and the energy saving of system.
This reactive compensation system is attached in construction distribution header tank, is normal distribution electricity consumption on front side of distribution header tank
System, the header tank back side are reactive compensation systems, the total isolating switch power of reactive-load compensation going out quoted from normal distribution electricity consumption master switch
At power supply, it is in parallel to enter mains side with shunt circuitbreaker, total disconnecting switch goes out power supply and punishes ten tunnels, is set gradually respectively per primary Ioops
Breaker, contactor, electrothermal relay, electric capacity, the parameter that the big I of each component comes out according to power factor compensation formula
Corresponding configuration is carried out, whole system is controlled by intelligent reactive power automatic compensation controller, and power has can be set in controller
Factor desired value, then can be arranged to automatic running pattern to total system, and system can be according to the size of power load power
Voluntarily to adjust the operation of system.
A kind of building construction header tank electricity consumption reactive compensation system of the present utility model, to specifications shown in accompanying drawing i.e.
It can be produced and processed.
It is the known technology of those skilled in the art in addition to the technical characteristic described in specification.
Claims (2)
1. construction distribution header tank reactive power compensator, it is characterised in that including distribution header tank and automatic switching capacitor bank;
Distribution electricity consumption master switch on distribution header tank, which goes out, connects total disconnecting switch at power supply;Total lower point of disconnecting switch connection ten is returned
Road, ten loops are parallel with one another;
Current transformer, breaker, A.C. contactor, electrothermal relay, capacitor are sequentially connected in series on each loop;
Current transformer, breaker, A.C. contactor, electrothermal relay, capacitor series on each loop form automatic switching
Capacitor unit;
Ten automatic switching capacitor units form automatic switching capacitor bank;
Power factor display and intelligent reactive power automatic compensation controller are configured on distribution header tank,
Intelligent reactive power automatic compensation controller can be preset to distribution header tank power factor target value, Intelligence Reactive Power work(
Rate automatic compensating controller all the time protects power factor according to the group number of the size automatic switching capacitor bank of distribution header tank load
Hold in preset state.
2. construction distribution header tank reactive power compensator according to claim 1, it is characterised in that:Total disconnecting switch and
Between ten loops and it is connected to lightning protection line, lightning protection line lightning protection.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720521333.8U CN206775140U (en) | 2017-05-11 | 2017-05-11 | Construction distribution header tank reactive power compensator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201720521333.8U CN206775140U (en) | 2017-05-11 | 2017-05-11 | Construction distribution header tank reactive power compensator |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206775140U true CN206775140U (en) | 2017-12-19 |
Family
ID=60649035
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201720521333.8U Expired - Fee Related CN206775140U (en) | 2017-05-11 | 2017-05-11 | Construction distribution header tank reactive power compensator |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206775140U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110212549A (en) * | 2019-05-24 | 2019-09-06 | 宁波市电力设计院有限公司 | Multifunctional unit power distribution equipment |
-
2017
- 2017-05-11 CN CN201720521333.8U patent/CN206775140U/en not_active Expired - Fee Related
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110212549A (en) * | 2019-05-24 | 2019-09-06 | 宁波市电力设计院有限公司 | Multifunctional unit power distribution equipment |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206922435U (en) | A kind of novel intelligent reactive compensation apparatus | |
CN206775140U (en) | Construction distribution header tank reactive power compensator | |
CN104158518A (en) | Self energy taking power supply device | |
CN204046182U (en) | A kind of 0.4kV low-voltage platform area Var Compensator in Country Electric Power system | |
CN102946108A (en) | Voltage automatic compensation device | |
CN203312813U (en) | Novel power quality control system with fault current limiting function | |
CN204905877U (en) | Mountain area low voltage distribution system with reactive compensation function | |
CN204794111U (en) | A reactive power compensator for tower crane | |
CN202550522U (en) | Single-phase restriking overvoltage lightning arrester protection device of capacitance compensation device | |
CN206332455U (en) | A kind of pole voltage power-less comprehensive compensating device towards urban power distribution network | |
CN106026132A (en) | Intelligent power grid voltage reactive power adjustment device | |
CN202206141U (en) | Submerged arc furnace secondary low pressure fixing and dynamic energy-saving compensation device | |
CN104377709A (en) | Energy-saving control cabinet and calculating method of reactive compensation electricity saving amount of energy-saving control cabinet | |
CN206585333U (en) | Transformer pressure-reducing formula auto-reactive compensation equipment | |
CN203135451U (en) | Module type dynamic reactive power compensation complete device | |
CN204012726U (en) | A kind of TSC compensation arrangement | |
CN201549896U (en) | Substation reactive power control system | |
CN204720992U (en) | Reactive power automatic compensation device | |
CN203734316U (en) | Device for bidirectional reactive voltage regulation | |
CN204835233U (en) | Comprehensive block terminal of area compensation | |
CN204316096U (en) | A kind of 10kV automatic switching reactive compensator | |
CN203278243U (en) | Intelligent low-voltage harmonic suppression reactive compensation capacitor | |
CN203387184U (en) | Submerged arc furnace transformer device with series compensation devices | |
CN202949228U (en) | PWM-based continuous speed-regulation dynamic reactive power compensation device | |
CN203193289U (en) | Photovoltaic microgrid system having energy storage function |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
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: 20171219 |