CN107623324A - A kind of integrated form reactive power compensator - Google Patents
A kind of integrated form reactive power compensator Download PDFInfo
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- CN107623324A CN107623324A CN201610547525.6A CN201610547525A CN107623324A CN 107623324 A CN107623324 A CN 107623324A CN 201610547525 A CN201610547525 A CN 201610547525A CN 107623324 A CN107623324 A CN 107623324A
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- module
- electric capacity
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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
The invention discloses a kind of integrated form reactive power compensator, including incoming relay-protection module, current sample module, control interface module, the solid-state relay module that can carry out operating passing zero, a component mend three phase capacitance and two groups are mended electric capacity altogether；It is all corresponding with a relay in the solid-state relay module that electric capacity is mended described in every group altogether; incoming relay-protection module described in the B phase capacitance connections for mending electric capacity altogether; relay corresponding with the electric capacity of benefit altogether; its end of incoming cables connects the incoming relay-protection module; its leading-out terminal; connected respectively with the A phase electric capacity for mending electric capacity altogether, and the C phase electric capacity for mending electric capacity altogether；A phases electric capacity, B phases electric capacity and the C phases of described point of benefit three phase capacitance are corresponded to and connect a relay in the solid-state relay module respectively, and the incoming relay-protection module is connected respectively with three relays；The control interface module connects each relay in the solid-state relay module.
Description
Technical field
The present invention relates to a kind of integrated form reactive power compensator of field of electrical equipment.
Background technology
Integrated form reactive power compensator is the basis of low-voltage power system reactive-load compensation automation, in recent years
Come, with microelectric technique, digital control technology, communication and network technology high speed development and extensively
With, compact, modularization, the direction of modularization are developed, integrated, networking, reliability,
Practicality, maintainability, energy-conserving and environment-protective and safety turn into the main flow of intelligent low-pressure electrical equipment development.
Integrated form reactive power compensator is exactly to be developed on intelligent low-pressure electrical equipment overall development framework
Out.
In the market common intelligent powerless compensation device mostly using synchro switch or solid-state after
Electrical equipment control, both, which are switched on-off, is required to realize by single-chip microcomputer, then so relates to
To the stability of working power, the reliability of component；In electric power system, the larger fluctuation of power network
Or interference of harmonic wave etc. can all cause the damage of above-mentioned component, the peripheral circuit of single-chip microcomputer and
Working power is all made up of resistive, capacitive or perceptual device mostly, above-mentioned resistive, capacitive or
Single-chip microcomputer can be caused not work during the damage of perceptual device, fling-cut switch it is uncontrolled so that collection
Accepted way of doing sth reactive power compensator does not put into or not cut off, then the power factor of power network will be made relatively low or
Person was constantly in benefit state, had had a strong impact on the quality of power network power supply, can all be taken difference to user
The infringement of degree, so resistive, capacitive or perceptual device in existing integrated form reactive power compensator are all
There can be the hidden danger of uncertain damage.
The content of the invention
The invention aims to overcome the deficiencies in the prior art, there is provided a kind of integrated form reactive-load compensation
Device, the reliability and stability of its permanent switching are high, be not easy because temperature, humidity, power network fluctuation,
Voltage or electric current rise sharply rapid drawdown or harmonic wave and damaged.
Realizing a kind of technical scheme of above-mentioned purpose is：A kind of integrated form reactive power compensator, including enter
Line protection module, current sample module, control interface module, the solid-state relay that operating passing zero can be carried out
Module, a component mend three phase capacitance and two groups are mended electric capacity altogether；
Every group to mend the electric capacity altogether all corresponding with a relay in the solid-state relay module, described
The B phases electric capacity for mending electric capacity altogether connects the inlet wire by a wire through the current sample module
Protection module, relay corresponding with the electric capacity of benefit altogether, its end of incoming cables passes through the electricity by one
The wire for flowing sampling module connects the incoming relay-protection module, its leading-out terminal, electric capacity is mended altogether with described
A phase electric capacity, and the C phase electric capacity for mending electric capacity altogether connect respectively；
A phases electric capacity, B phases electric capacity and the C phases of described point of benefit three phase capacitance are corresponded to and connected described respectively
A relay in solid-state relay module, between the incoming relay-protection module and three relays
Respectively by independent, the wire through the current sample module connects；
The control interface module connects each relay in the solid-state relay module.
Further, electric capacity is mended described in two groups altogether and described point is mended three phase capacitance and be integrated in a compensation
In capacitive means.
Further, the top surface of the compensating electric capacity device is provided with one piece of supporting plate；
The control interface module, the incoming relay-protection module, the current sample module and described solid
State relay module is arranged in order on the top surface of the supporting plate along the axial direction of the supporting plate.
Further, the support plate top surface be provided with one it is horizontal, with supporting plate axial direction
Vertical guide rail, the incoming relay-protection module are fixed on the guide rail.
Further, the top surface of the solid-state relay module is provided with radiating module.
Also further, the radiating module includes radiating plane, radiator, and described in insertion
The top of the solid-state relay module is close in radiator fan at the top of radiator, the bottom surface of the radiating plane
Face, the radiator is on the top surface of the radiating plane.
Also further, the area of the bottom surface of the radiating plane is more than the solid-state relay module top
The area in face, it is provided between the bottom surface of the radiating plane and the supporting plate and supports the radiating plane
Support column.
Further, the integrated form reactive power compensator also includes a covering incoming relay-protection
Module, the current sample module, the control interface module, the solid-state relay module and described
The flame retardant plastics shell of supporting plate.
Employ a kind of technical scheme of integrated form reactive power compensator of the present invention, including incoming relay-protection
Module, current sample module, control interface module, the solid-state relay module that operating passing zero can be carried out,
One component mends three phase capacitance and two groups are mended electric capacity altogether；Every group mend altogether the electric capacity all with the solid-state relay
A relay in module is corresponding, and the B phases electric capacity for mending electric capacity altogether passes through the electricity by one
The wire for flowing sampling module connects the incoming relay-protection module, relay corresponding with the electric capacity of benefit altogether
Device, its end of incoming cables connect the incoming relay-protection mould by a wire through the current sample module
Block, its leading-out terminal, with the A phase electric capacity for mending electric capacity altogether, and the C phases electricity for mending electric capacity altogether
Appearance connects respectively；A phases electric capacity, B phases electric capacity and the C phases of described point of benefit three phase capacitance correspond to simultaneously respectively
Connect a relay in the solid-state relay module, the incoming relay-protection module with described in three after
Respectively by independent between electrical equipment, the wire through the current sample module connects；The control
Interface module connects each relay in the solid-state relay module.It has the technical effect that：Its is permanent
The reliability and stability of switching are high, are not easy because temperature, humidity, power network fluctuation, voltage or electric current
Rise sharply rapid drawdown or harmonic wave and damage.
Brief description of the drawings
Fig. 1 is a kind of electronic schematic diagram of integrated form reactive power compensator of the present invention.
Fig. 2 is that the structure before a kind of installation radiating module of integrated form reactive power compensator of the present invention is shown
It is intended to.
Fig. 3 is that the structure after a kind of installation radiating module of integrated form reactive power compensator of the present invention is shown
It is intended to.
Embodiment
Referring to Fig. 1, the present inventor is in order to preferably to technical scheme progress
Understand, be described in detail below by specifically embodiment, and with reference to accompanying drawing：
Fig. 1 to Fig. 3 is referred to, a kind of integrated form reactive power compensator of the invention includes flame retardant plastics
Shell (not shown).Flame retardant plastics shell is made up of ABS plastic.
The flame retardant plastics enclosure is provided with incoming relay-protection module 1, current sample module 2, control
Interface module 4, solid-state relay module 3, compensating electric capacity device 5 and radiating module 7.
Compensating electric capacity device 5 by first, mend electric capacity and divide a benefit three phase capacitance to form altogether altogether by benefit electric capacity, second
's.
At least provided with the first relay, the second relay, the 3rd relay, the in solid-state relay module
Four relays and the 5th relay.
Described first mends electric capacity altogether, and its B phases electric capacity passes through current sample module 2, section by one
Product is 16mm2Bare copper wire connection incoming relay-protection module 1, its A phases electric capacity is 16mm by a sectional area2
Bare copper wire connects the leading-out terminal of first relay, and its C phases electric capacity is 16mm by a sectional area2
Bare copper wire connects the leading-out terminal of first relay, and the end of incoming cables of first relay passes through one
Sectional area through current sample module 2 is 16mm2Bare copper wire connection incoming relay-protection module 1.
Described second mends electric capacity altogether, and its B phases electric capacity passes through current sample module 2, section by one
Product is 16mm2Bare copper wire connection incoming relay-protection module 1, its A phases electric capacity is 16mm by a sectional area2
Bare copper wire connects the leading-out terminal of second relay, and its C phases electric capacity is 16mm by a sectional area2
Bare copper wire connects the leading-out terminal of second relay, and the end of incoming cables of second relay passes through one
Sectional area through current sample module 2 is 16mm2Bare copper wire connection incoming relay-protection module 1.
The A phases electric capacity of described point of benefit three phase capacitance is 16mm by a sectional area2Bare copper wire connects institute
The leading-out terminal of the 3rd relay is stated, the B phases electric capacity of described point of benefit three phase capacitance is by a sectional area
16mm2Bare copper wire connects the leading-out terminal of the 4th relay, the C phase electric capacity of described point of benefit three phase capacitance
It is 16mm by a sectional area2The leading-out terminal of bare copper wire connection the 5th relay, the described 3rd
The end of incoming cables of relay is 16mm by a sectional area through current sample module 22Bare copper wire
Connect incoming relay-protection module 1.The end of incoming cables of 4th relay passes through current sample mould by one
The sectional area of block 2 is 16mm2Bare copper wire connection incoming relay-protection module 1.5th relay enters
Line end is 16mm by a sectional area through current sample module 22Bare copper wire connection inlet wire protect
Protect module 1.
Control interface module 4 connects each relay in solid-state relay module 3.Solid-state relay module 3
The switching provided by control interface module 4 is instructed to control the first common benefit electricity in compensating electric capacity device 5
Hold, second mends electric capacity and divide the break-make for mending three phase capacitance altogether.
Wherein incoming relay-protection unit 1 is the total input-wire switch of single capacitor, and it is as solid-state relay mould
Block 3 and compensating electric capacity device 5 always enter protection switch, play protection to excessively stream caused by hindering for some reason and make
With.
Current sample module 2 sends the current data of sampling to the electricity being connected with control interface module 4
Container control module (not shown), to make the capacitor control module computing draw electric capacity
Switching demand information, the action of solid-state relay module 3 is controlled by control interface module 4, so as to
Realize the normal work of Electric capacity compensation device 5 in loop.
A kind of integrated form reactive power compensator of the present invention, as a result of the generation of solid-state relay module 3
For original single-chip microcomputer and fling-cut switch, solid-state relay module 3 is the list in the absence of any peripheral circuit
Pure operating passing zero switch, so as to avoid in original integrated form reactive power compensator because single-chip microcomputer
Peripheral circuit on component damage and cause whole integrated form reactive power compensator is idle to ask
Topic, the reliability and stability of the permanent switching of integrated form reactive power compensator are greatly improved, kept away
It is rapid because of rising sharply for temperature, humidity, power network fluctuation, voltage or electric current to exempt from integrated form reactive power compensator
Drop or harmonic wave and damage.
Solid-state relay module 3 controls the switching of compensating electric capacity device 5 to carry out reactive-load compensation, overcomes
Like product because device is excessive and the problem of easily cause whole device to break down, solve this existing
There is the low potential safety hazard of integrated form reactive power compensator reliability, be mainly used in low voltage outdoor overall power distribution
The reactive-load compensation of cabinet or low voltage electric network system, there is fast response time, have no electronic component failure, mistake
The characteristics of zero switching.
Radiating module 7 is arranged on by screw on the top surface of solid-state relay module 3, and radiating module 7 wraps
Include the radiator fan 73 of radiating plane 71, radiator 72 and the embedded top surface of radiator 72.Cooling fins
It is close to the top surface of solid-state relay module 3 in the bottom surface in face 71.The bottom surface of the radiating plane of radiating module 7
Area is more than the area of the top surface of solid-state relay module 3.Radiator 72 is made up of aluminum or aluminum alloy, position
In on the top surface of radiating plane 71.It is close to the top surface of radiating plane 71 in the bottom surface of radiator 72.This
The purpose of sample design is to be effectively increased the area of dissipation of radiating module 7, makes its radiating effect
More preferably.
The top surface of compensating electric capacity device 5 be provided with one piece it is axially in parallel with the top surface of compensating electric capacity device 5
Supporting plate 6.Control interface module 4, incoming relay-protection module 1, current sample module 2, solid-state after
Axial direction of the electric module 3 along supporting plate 6 is set gradually.Supporting plate 6 and the top of compensating electric capacity device 5
Linked between face by plastic column and screw, to ensure the top surface of compensating electric capacity device 5 and supporting plate 6
Bottom surface between leave enough, to be radiated gaps.
Meanwhile the top surface of supporting plate 6 is provided with a horizontal guide rail 61, the axial direction of guide rail 61 with
Supporting plate 6 it is axially vertical, consolidated between guide rail 61 and supporting plate 6 by screw and plastic column
It is fixed.Incoming relay-protection module 1 is fixed on the top surface of guide rail 61.Therefore incoming relay-protection module 1 is perpendicular
The upward position of Nogata is higher than control interface module 4, so as to be advantageous to incoming relay-protection module 1 and control
The electric isolution of interface module 4.Control interface module 4, incoming relay-protection module 1 and current sample module
2 all be arranged in parallel with guide rail 61.
The area of the bottom surface of the radiating plane 71 of radiating module 7 pushes up more than solid-state relay module 3 simultaneously
The area in face, therefore between the bottom surface of the radiating plane 71 of radiating module 7 and the top surface of supporting plate 6
Support column made of copper 74 provided with 30mm diameters.Such design not only contributes to solid-state relay module
3 radiating, it is also beneficial to control interface module 4, incoming relay-protection module 1, the and of current sample module 2
Heat is first transmitted to supporting plate 6 by compensating electric capacity device 5, then passes to support column 74 made of copper and radiating
Plane 71 is radiated.
The flame retardant plastics shell covers from above supporting plate 6, and on the top surface of supporting plate 6
Incoming relay-protection module 1, current sample module 2, control interface module 4, the and of solid-state relay module 3
Radiating module 7, the flame retardant plastics shell is fixed by the screw of both sides to be consolidated with the side of supporting plate 6
It is fixed.
Those of ordinary skill in the art is it should be appreciated that the embodiment of the above is intended merely to
The bright present invention, and be not used as limitation of the invention, as long as in the spirit of the present invention
Interior, change, modification to embodiment described above will all fall in the range of claims of the present invention.
Claims (8)
1. a kind of integrated form reactive power compensator, including incoming relay-protection module, current sample module,
Control interface module, a component mend three phase capacitance and two groups are mended electric capacity altogether；It is characterized in that：
The integrated form reactive power compensator also includes the solid-state relay module that can carry out operating passing zero；
Every group to mend the electric capacity altogether all corresponding with a relay in the solid-state relay module, described
The B phases electric capacity for mending electric capacity altogether connects the inlet wire by a wire through the current sample module
Protection module, relay corresponding with the electric capacity of benefit altogether, its end of incoming cables passes through the electricity by one
The wire for flowing sampling module connects the incoming relay-protection module, its leading-out terminal, electric capacity is mended altogether with described
A phase electric capacity, and the C phase electric capacity for mending electric capacity altogether connect respectively；
A phases electric capacity, B phases electric capacity and the C phases of described point of benefit three phase capacitance are corresponded to and connected described respectively
A relay in solid-state relay module, between the incoming relay-protection module and three relays
Respectively by independent, the wire through the current sample module connects；
The control interface module connects each relay in the solid-state relay module.
A kind of 2. integrated form reactive power compensator according to claim 1, it is characterised in that：
Electric capacity is mended described in two groups altogether and described point is mended three phase capacitance and be integrated in a compensating electric capacity device.
A kind of 3. integrated form reactive power compensator according to claim 2, it is characterised in that：
The top surface of the compensating electric capacity device is provided with one piece of supporting plate；
The control interface module, the incoming relay-protection module, the current sample module and described solid
State relay module is arranged in order on the top surface of the supporting plate along the axial direction of the supporting plate.
A kind of 4. integrated form reactive power compensator according to claim 3, it is characterised in that：
The support plate top surface be provided with one it is horizontal, axially vertical guide rail, described with the supporting plate
Incoming relay-protection module is fixed on the guide rail.
A kind of 5. integrated form reactive power compensator according to claim 3, it is characterised in that：
The top surface of the solid-state relay module is provided with radiating module.
A kind of 6. integrated form reactive power compensator according to claim 5, it is characterised in that：
The radiating module includes the radiation air at the top of radiating plane, radiator, and the embedded radiator
The top surface of the solid-state relay module is close in fan, the bottom surface of the radiating plane, and the radiator is located at
On the top surface of the radiating plane.
A kind of 7. integrated form reactive power compensator according to claim 6, it is characterised in that：
The area of the bottom surface of the radiating plane is more than the area of the solid-state relay module top surface, the radiating
The support column for supporting the radiating plane is provided between the bottom surface of plane and the supporting plate.
A kind of 8. integrated form reactive power compensator according to claim 3, it is characterised in that：
The integrated form reactive power compensator also includes the covering incoming relay-protection module, the electric current is adopted
Egf block, the control interface module, the flame retardant plastics of the solid-state relay module and the supporting plate
Shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610547525.6A CN107623324A (en) | 2016-07-13 | 2016-07-13 | A kind of integrated form reactive power compensator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610547525.6A CN107623324A (en) | 2016-07-13 | 2016-07-13 | A kind of integrated form reactive power compensator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107623324A true CN107623324A (en) | 2018-01-23 |
Family
ID=61086868
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610547525.6A Pending CN107623324A (en) | 2016-07-13 | 2016-07-13 | A kind of integrated form reactive power compensator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107623324A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011041405A (en) * | 2009-08-11 | 2011-02-24 | Chugoku Electric Power Co Inc:The | Voltage control system and voltage control device |
| CN202084946U (en) * | 2011-06-14 | 2011-12-21 | 天津华源盛电器控制设备有限公司 | Compensation device for capacitor controlled by solid-state relay |
| CN105406478A (en) * | 2015-12-01 | 2016-03-16 | 盛隆电气集团有限公司 | Anti-harmonic co-compensation reactive compensation module, equipment and method |
-
2016
- 2016-07-13 CN CN201610547525.6A patent/CN107623324A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2011041405A (en) * | 2009-08-11 | 2011-02-24 | Chugoku Electric Power Co Inc:The | Voltage control system and voltage control device |
| CN202084946U (en) * | 2011-06-14 | 2011-12-21 | 天津华源盛电器控制设备有限公司 | Compensation device for capacitor controlled by solid-state relay |
| CN105406478A (en) * | 2015-12-01 | 2016-03-16 | 盛隆电气集团有限公司 | Anti-harmonic co-compensation reactive compensation module, equipment and method |
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Application publication date: 20180123 |