CN202906473U - Drawer-type intelligent dynamic reactive power compensation device - Google Patents
Drawer-type intelligent dynamic reactive power compensation device Download PDFInfo
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- CN202906473U CN202906473U CN2012203708649U CN201220370864U CN202906473U CN 202906473 U CN202906473 U CN 202906473U CN 2012203708649 U CN2012203708649 U CN 2012203708649U CN 201220370864 U CN201220370864 U CN 201220370864U CN 202906473 U CN202906473 U CN 202906473U
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- drawer
- reactive power
- cabinet
- power compensation
- dynamic reactive
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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 utility model relates to a drawer-type intelligent dynamic reactive power compensation device. It is difficult to achieve current reactive power compensation equipment configuration and reactive power compensation adjustment. An equipment structure is complex and a size of the equipment is large. Assembling and transportation are complicated. Power consumption is large. By using the device of the utility model, the above defects are overcome. The device comprises a cabinet body. A lower portion of the cabinet body is divided into a multilayer structure through a separation plate. Each layer of the cabinet body is provided with a drawer-type bracket. An upper portion of the cabinet body is provided with an intelligent control module. The lower portion of the cabinet body is divided into four layers. Two groups of drawer module units are arranged in a same layer of the bracket. The each group of the drawer module units comprises a low-voltage power capacitor, a filter reactor and a zero-crossing switch group. Internal parts of the same group of the drawer module units are connected through a copper conducting bar. The layers of the lower portion of the cabinet body are connected through a secondary wiring plug terminal. By using a drawer-type structure, the secondary wiring plug terminal is used to perform connection so that the connection is convenient; configuration adjustment and reactive compensation are convenient; the size of the device is controllable; the assembling and transportation are convenient too.
Description
Technical field
The utility model relates to a kind of low-voltage power system reactive power compensator, and the stacked adjustment configuration of especially a kind of cordwood system type and reactive power compensation be drawer type Intelligent dynamic reactive power compensation device eaily all.
Background technology
Conventional reactive-load compensation equipment adopts some AC capacitor, secondary capacitor, reactor and protection device etc. to assemble in case, screen, concentrates by a controller and controls switching.There are some defectives in this conventional equipment: equipment is certainly as the globality structure, therefore the adjustment of its configuration and reactive power compensation is all relatively more difficult, integrally contained all parts, connect simultaneously and cause the device structure more complicated, the volume ratio of equipment is huger, assembling and transportation are all cumbersome, and power dissipation ratio is larger.This integral type reactive-load compensation equipment, controller are the bottlenecks of whole aircraft reliability, in case controller breaks down, then complete machine will lose efficacy.Whole Equipment component kind is more, and quantity is also larger, causes the reliability of equipment to be not easy control, to the maintenance difficulties increasing of equipment.If there is fault, also cumbersome to fault diagnosis and dealing, and the required at the scene time also can be long.
In order to change these problems, therefore Patent Office of the People's Republic of China announced a CN201937274U patent on August 17th, 2011, name is called alternative current low voltage drawer type electric reactive compensation cabinet, comprise cabinet, space in the cabinet becomes bus-bar room by baffle for separating, chamber behind cabinet cup and the cabinet, bus-bar room is arranged on the upper end of cabinet, the chamber is arranged side by side the lower end at cabinet behind cabinet cup and the cabinet, the cabinet cup is by the main circuit breaker chamber, the control room, electric capacity chamber and secondary cable terminal connections chamber consist of, wherein the electric capacity chamber is provided with several, and is provided with withdrawable drawer-like subrack in the electric capacity chamber.But a controller is set in this compensating cabinet, and the reliability of controller has limited the reliability of complete machine.
Summary of the invention
The utility model has solved existing reactive-load compensation equipment and has adopted overall structure, cause the adjustment of configuration and reactive power compensation all difficult, the whole interior connection causes the device structure more complicated, the volume ratio of equipment is huger, assembling and transportation are all cumbersome, the defective that power dissipation ratio is larger, a kind of drawer type Intelligent dynamic reactive power compensation device is provided, adopt drawer-type structure, link to each other by the secondary pluggable terminals, easy to connect, the convenient adjustment disposed and reactive power compensation, the volume of equipment is controlled, also ease of assembly and transportation.
The reliability that the utility model has also solved existing reactive-load compensation equipment is subject to the defective of the reliability restriction of controller, a kind of drawer type Intelligent dynamic reactive power compensation device is provided, by an intelligent control module, form main frame and slave, the slave fault can withdraw from automatically, do not affect miscellaneous part work, hostdown can automatically withdraw from and can produce a main frame and form a new system works in slave, promoted the reliability of equipment.
The technical scheme that its technical problem that solves the utility model adopts is: a kind of drawer type Intelligent dynamic reactive power compensation device, comprise cabinet, the bottom of cabinet becomes sandwich construction by baffle for separating, every one deck of cabinet is provided with the drawer type carriage, the top of cabinet is provided with intelligent control module, the cabinet bottom is separated into four layers, be provided with two groups of drawer module unit in the same layer carriage, each group drawer module unit comprises 2 low voltage power capacitors, 3 filter reactors and 1 zero fling-cut switch group; Same group of drawer module unit is inner continuous by the copper busbar, the interlayer of cabinet bottom links to each other by the secondary connection pluggable terminals, the copper busbar connects the copper bar pluggable terminals, and the secondary connection pluggable terminals is connected to the copper bar pluggable terminals, and the copper bar pluggable terminals links to each other with intelligent control module.Cabinet forms drawer-type structure by the dividing plate layering, links to each other by the secondary pluggable terminals, and is easy to connect, and convenient the adjustment disposed and reactive power compensation, and the volume of equipment is controlled, also ease of assembly and transportation; The cabinet of drawer-type structure can be expanded capacity, increases the number of plies of separating, thereby can increase the drawer module unit of setting, also can reduce as one sees fit the quantity of drawer module unit, thereby cooperation and the reactive power compensation of reactive power compensator are adjusted.
As preferably, the top of cabinet also is provided with high speed circuit breaker and temperature protection circuit, and high speed circuit breaker is connected with intelligent control module with temperature protection circuit; The end that connects the copper busbar of same group of drawer module unit is connected with miniature current sampling mutual inductor.High speed circuit breaker is realized the Global Macros of reactive power compensator, improves the fail safe of each parts of device interior; Temperature protection circuit comprises temperature relay and temperature sensor, and temperature protection circuit can be in the serious overvoltage of capacitor, cross out of service in the situation of harmonic wave, environment excess temperature and be effectively protected; Miniature current sampling mutual inductor can be taken a sample to the capacitor electrode flow measurement, also can protect sampling to capacitor over-current, disconnected phase, three-phase imbalance simultaneously.
As preferably; intelligent control module comprises single-chip microcomputer, automatically controls and manually controls converting member, loop current quick-break circuit, current foldback circuit, capacitor overvoltage/under-voltage/excess temperature/break mutually/the three-phase imbalance protective circuit; be provided with on-line interface on the single-chip microcomputer, single-chip microcomputer inside is integrated with online stipulations principal and subordinate's distribution module.By Single-chip Controlling, can realize respectively automatically control and manually control; Each circuit is so that reactive power compensator has loop current quick-break function; current protecting function; the capacitor overvoltage; under-voltage; the capacitor excess temperature; disconnected phase; the three-phase imbalance defencive function; on-line interface is convenient to transfer of data; online stipulations principal and subordinate's distribution module mainly is the drawer module unit to be carried out the principal and subordinate distribute; main frame of every sub-distribution; a plurality of slaves; work system of main frame and slave machine; when slave breaks down; single-chip microcomputer logs off slave automatically by online stipulations principal and subordinate's distribution module; do not affect all the other slave work, if hostdown, single-chip microcomputer logs off this main frame automatically by online stipulations principal and subordinate's distribution module; from all the other slaves, automatically produce simultaneously a new main frame; form a new work system, the capacitor that capacity is identical is pressed switching cycle, and what capacity was different mends the principle switching by fitting.
As preferably, the upper end of cabinet is provided with power supply, and intelligent control module is connected with LCDs.Show capacitor switching state, overvoltage/undervoltage state, protection type of action, Self-fault diagnosis type by LCDs, realize simultaneously man-machine exchanges data.
As preferably, the capacity of every one deck drawer module unit is 120kvar, and the population size of four layers of drawer module unit is 480kvar.
As preferably, the position, both sides, end of carriage is fixed with handle, and the bottom surface place of carriage is provided with four pulleys.Carriage can be extracted out from cabinet by handle, be convenient to change, the pulley of carriage below is convenient to carriage and is moved, and for safety, is provided with retaining mechanism between carriage and the cabinet.
The beneficial effects of the utility model are: adopt drawer-type structure, link to each other by the secondary pluggable terminals, easy to connect, the convenient adjustment disposed and reactive power compensation, and the volume of equipment is controlled, also ease of assembly and transportation; By an intelligent control module, form main frame and slave, the slave fault can withdraw from automatically, does not affect miscellaneous part work, hostdown can automatically withdraw from and can produce a main frame and form a new system works in slave, promoted the reliability of equipment.
Description of drawings
Fig. 1 is a kind of contour structures schematic diagram of the utility model;
Fig. 2 is a kind of installation vertical view of the utility model;
Fig. 3 is the new a kind of connected system figure of this practicality;
Among the figure: 1, cabinet, 2, intelligent control module, 3, carriage, 4, handle, 5, pulley, 6, the copper bar pluggable terminals, 7, secondary connection pluggable terminals, 8, low voltage power capacitor, 9, the copper busbar, 10, filter reactor, 11, zero fling-cut switch group, 12, interface, 13, miniature current sampling mutual inductor, 14, LCDs.
Embodiment
Below by specific embodiment, and by reference to the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: a kind of drawer type Intelligent dynamic reactive power compensation device (referring to accompanying drawing 1 accompanying drawing 2 accompanying drawings 3), comprise the cabinet 1 of rectangular structure, cabinet becomes six layers of structure by baffle for separating.Wherein the superiors are used for installing power supply, and the second layer is used for installing intelligent control module 2, below four layers be drawer-type structure.
Every one deck of cabinet below is provided with drawer type carriage 3, and the position, both sides, end of carriage is fixed with handle 4, and the bottom surface place of carriage is provided with four pulleys 5.Be provided with two groups of drawer module unit in the drawer type carriage of same layer, the capacity of every one deck drawer module unit is 120kvar, and the population size of four layers of drawer module unit is 480kvar.Connect by secondary connection pluggable terminals 7 between layers, same group of drawer module unit is inner continuous by copper busbar 9, the copper busbar is connected to copper bar pluggable terminals 6, and two groups of drawer module unit of same layer connect on the copper bar pluggable terminals 6 jointly by the secondary connection pluggable terminals.The copper bar pluggable terminals is connected to intelligent control module.Each group drawer module unit comprises 2 low voltage power capacitors 8,3 filter reactors 10,1 zero fling-cut switch group 11 and 1 miniature current sampling mutual inductor 13, and miniature current sampling mutual inductor is connected to the end of copper busbar.Zero fling-cut switch group side is provided with interface 12, and interface links to each other with intelligent control module and carries out the data exchange.The top of cabinet also is provided with high speed circuit breaker and temperature protection circuit, and high speed circuit breaker is connected with intelligent control module with temperature protection circuit.
Intelligent control module comprises single-chip microcomputer, automatically controls and manually controls converting member, loop current quick-break circuit, current foldback circuit, capacitor overvoltage/under-voltage/excess temperature/break mutually/the three-phase imbalance protective circuit; be provided with on-line interface on the single-chip microcomputer, single-chip microcomputer inside is integrated with online stipulations principal and subordinate's distribution module.Intelligent control module is connected with LCDs 14.
Above-described embodiment is a kind of preferred version of the present utility model, is not the utility model is done any pro forma restriction, also has other variant and remodeling under the prerequisite that does not exceed the technical scheme that claim puts down in writing.
Claims (6)
1. drawer type Intelligent dynamic reactive power compensation device, comprise cabinet, the bottom of cabinet becomes sandwich construction by baffle for separating, every one deck of cabinet is provided with the drawer type carriage, the top that it is characterized in that cabinet is provided with intelligent control module, the cabinet bottom is separated into four layers, is provided with two groups of drawer module unit in the same layer carriage, and each group drawer module unit comprises 2 low voltage power capacitors, 3 filter reactors and 1 zero fling-cut switch group; Same group of drawer module unit is inner continuous by the copper busbar, the interlayer of cabinet bottom links to each other by the secondary connection pluggable terminals, the copper busbar is connected to the copper bar pluggable terminals, and the secondary connection pluggable terminals is connected to the copper bar pluggable terminals, and the copper bar pluggable terminals links to each other with intelligent control module.
2. drawer type Intelligent dynamic reactive power compensation device according to claim 1 is characterized in that the top of cabinet also is provided with high speed circuit breaker and temperature protection circuit, and high speed circuit breaker is connected with intelligent control module with temperature protection circuit; The end that connects the copper busbar of same group of drawer module unit is connected with miniature current sampling mutual inductor.
3. drawer type Intelligent dynamic reactive power compensation device according to claim 1; it is characterized in that intelligent control module comprises that inside is integrated with the single-chip microcomputer of online stipulations principal and subordinate's distribution module, automatically controls and manually controls converting member, loop current quick-break circuit, current foldback circuit, capacitor overvoltage/under-voltage/excess temperature/break mutually/the three-phase imbalance protective circuit, is provided with on-line interface on the single-chip microcomputer.
4. according to claim 1 and 2 or 3 described drawer type Intelligent dynamic reactive power compensation devices, it is characterized in that the upper end of cabinet is provided with power supply, intelligent control module is connected with LCDs.
5. according to claim 1 and 2 or 3 described drawer type Intelligent dynamic reactive power compensation devices, it is characterized in that the capacity of every one deck drawer module unit is 120kvar, the population size of four layers of drawer module unit is 480kvar.
6. according to claim 1 and 2 or 3 described drawer type Intelligent dynamic reactive power compensation devices, it is characterized in that the position, both sides, end of carriage is fixed with handle, the bottom surface place of carriage is provided with four pulleys.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203708649U CN202906473U (en) | 2012-07-30 | 2012-07-30 | Drawer-type intelligent dynamic reactive power compensation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203708649U CN202906473U (en) | 2012-07-30 | 2012-07-30 | Drawer-type intelligent dynamic reactive power compensation device |
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| Publication Number | Publication Date |
|---|---|
| CN202906473U true CN202906473U (en) | 2013-04-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203708649U Expired - Lifetime CN202906473U (en) | 2012-07-30 | 2012-07-30 | Drawer-type intelligent dynamic reactive power compensation device |
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| CN (1) | CN202906473U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108429179A (en) * | 2018-05-11 | 2018-08-21 | 马鞍山钢铁股份有限公司 | A kind of high-pressure system relay protection pedestal and the method for building protective relaying device |
-
2012
- 2012-07-30 CN CN2012203708649U patent/CN202906473U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108429179A (en) * | 2018-05-11 | 2018-08-21 | 马鞍山钢铁股份有限公司 | A kind of high-pressure system relay protection pedestal and the method for building protective relaying device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Drawer-type intelligent dynamic reactive power compensation device Effective date of registration: 20140123 Granted publication date: 20130424 Pledgee: Zhejiang Fuyang Rural Cooperative Bank branch branch silver Pledgor: HANGZHOU YINHU ELECTRIC EQUIPMENT Co.,Ltd. Registration number: 2014990000070 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20141205 Granted publication date: 20130424 Pledgee: Zhejiang Fuyang Rural Cooperative Bank branch branch silver Pledgor: HANGZHOU YINHU ELECTRIC EQUIPMENT Co.,Ltd. Registration number: 2014990000070 |
|
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Drawer-type intelligent dynamic reactive power compensation device Effective date of registration: 20141208 Granted publication date: 20130424 Pledgee: Zhejiang Fuyang Rural Cooperative Bank branch branch silver Pledgor: HANGZHOU YINHU ELECTRIC EQUIPMENT Co.,Ltd. Registration number: 2014990001047 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20151215 Granted publication date: 20130424 Pledgee: Zhejiang Fuyang Rural Commercial Bank branch Limited by Share Ltd. Silver Lake Branch Pledgor: HANGZHOU YINHU ELECTRIC EQUIPMENT Co.,Ltd. Registration number: 2014990001047 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| PM01 | Change of the registration of the contract for pledge of patent right |
Change date: 20151215 Registration number: 2014990001047 Pledgee after: Zhejiang Fuyang Rural Commercial Bank branch Limited by Share Ltd. Silver Lake Branch Pledgee before: Zhejiang Fuyang Rural Cooperative Bank branch branch silver |
|
| CX01 | Expiry of patent term |
Granted publication date: 20130424 |
|
| CX01 | Expiry of patent term |