CN201887479U - Environment-friendly comprehensive treatment device for electric energy quality - Google Patents
Environment-friendly comprehensive treatment device for electric energy quality Download PDFInfo
- Publication number
- CN201887479U CN201887479U CN201020588971XU CN201020588971U CN201887479U CN 201887479 U CN201887479 U CN 201887479U CN 201020588971X U CN201020588971X U CN 201020588971XU CN 201020588971 U CN201020588971 U CN 201020588971U CN 201887479 U CN201887479 U CN 201887479U
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- environment
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- electric energy
- treatment device
- comprehensive treatment
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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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- 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
- Y02E40/40—Arrangements for reducing harmonics
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Abstract
An environment-friendly comprehensive treatment device for electric energy quality is in the design of a closed dustproof box. An outer casing is made of steel plates by means of bending; a device indicating panel convenient in operation is arranged at the front end of the device; a combination switch is arranged on the panel and can be used for switching power supplies and distributing power; the panel is further provided with an indicating lamp and instruments and used for indicating the voltage of a busbar and the operating state of the device; and a power distributing circuit breaker, a micro-connector, a switching element and a passive filter circuit are arranged inside the box. The environment-friendly comprehensive treatment device for electric energy quality has the advantage of capabilities of completely or partially absorbing harmonic current, enhancing the load capacity of a transformer or a circuit, realizing reactive compensation, improving power factor, reducing loss and saving energy.
Description
[technical field]
The utility model relates to a kind of environment-friendly type power quality harnessed synthetically device, the environment-friendly type power quality harnessed synthetically device in particularly a kind of distribution line that is applicable to three-phase alternating current 50Hz.
[background technology]
Continuous quickening along with global process of industrialization.Pollution and also unprecedentedly aggravation of destruction to earth environment.For this reason, in worldwide, started the climax of environmental protection.Current era is highly to emphasize the epoch of environmental protection and ecological protection, and this is the common recognition of the global whole mankind and the whole society.Electric power system also is faced with pollution, and harmonic current in the utility network and harmonic voltage are exactly a kind of pollution the most serious to power grid environment.
Power electronic equipment is exactly a topmost harmonic source in the utility network, along with the application of power electronic equipment is increasingly extensive.Harmonic pollution in the electrical network also is on the rise.Mains by harmonics is very big to the normal operation harm of electric equipment, and it can cause capacitor over-current to damage motor moment shakiness, protective relaying device misoperation, responsive electrical equipment generation such as computer capability error.When harmonic current overshoot permissible value, though perhaps harmonic current is little, but when electrified equipment is interfered, usually should take technical measures to be prevented and treated, for example improve the electric pressure of harmonic source equipment, to harmonic source equipment centrally connected power supply. change its operating time etc., but said method can not guarantee to prove effective fully, also will pay the corresponding transformation expense simultaneously.
[utility model content]
The utility model technical issues that need to address are: providing a kind of can absorb harmonic current wholly or in part, to ensure that electric equipment moves fully, simultaneously can improve power factor of electric network 〉=0.92, and compensation fundamental wave reactive power power, absorb harmonic current, prevent electrical network resonance, improve the environment-friendly type power quality harnessed synthetically device of the quality of power supply.
For solving described technical problem, the technical solution of the utility model: the environment-friendly type power quality harnessed synthetically device that adopts the box-type design, wherein be provided with control element and executive component, wherein can be provided with multiple combination as required as elements such as noncontacting switch, contactor, reactor, capacitor, fuses at box house.
This concrete environment-friendly type power quality harnessed synthetically device comprises body structure, is arranged on the device indication panel of casing front end, is arranged on the N row of described body structure interior lower end position.What be arranged on box house has distributor breaker, little disconnected, switching element, a passive filtering loop etc.Wherein said distributor breaker is used for circuit provides line powering and short-circuit protection, described little disconnected overload protection that is used for filter circuit.Described switching element is used for the input and the excision of filter circuit, described passive filtering loop is made up of filter reactor and filtering capacitor, described passive filtering loop is used to absorb the low-order harmonic on the circuit, be arranged on the N row of the lower end of casing, it is used for the output of circuit distribution provides N line.
Described environment-friendly type power quality harnessed synthetically device adopts closed dust formula cabinet design, shell adopts steel plate to bend and forms, the device indication panel of handled easily is set at the device front end, wherein described panel is provided with unit switch, can be used for Switching power and distribution uses, indicator light and instrument also are housed on described panel, be used to indicate the voltage and the device operating state of bus-bar bus, environment-friendly type power quality harnessed synthetically device adopts body structure, front end at body structure is provided with door, so that open door with inner related elements of apparatus for examination and repair and equipment.
Described unit switch is preferably noncontacting switch, and the advantage of noncontacting switch is noiseless, does not have the impulse current of startup, can reduce the impact to electrical network.
Described filtering capacitor is preferably self-healing three-phase power capacitor, and self-healing three-phase power capacitor adopts metallized film structure, and dielectric loss is little, the reliability height, described capacitor belt discharge resistance after the capacitor outage, was reduced to residual voltage below the 75V in the clock time at 3 minutes.
Environment-friendly type power quality harnessed synthetically device external dimensions of the present utility model is 600mm*450mm*350mm, project organization compactness, easy for installation.Described environment-friendly type power quality harnessed synthetically device can be set to indoor type and outdoor type according to needs, its version can adopt lean on hanging, as be installed on the body of rod of pole type transformer, the working method of this environment-friendly type power quality harnessed synthetically device is for moving (needing motor control loop that a pair of normally opened contact is provided) with the motor start and stop.
The beneficial effects of the utility model are mainly reflected in: strengthen transformer or circuit carrying load ability, replenish idle, improve power factor, reduce the wastage, purpose such as energy-conservation, the power quality harnessed synthetically device has improved the circuit quality of power supply to greatest extent in addition, changes the power consumption efficiency that has improved Related product thereby suppress voltage harmonic.
[description of drawings]
Fig. 1 is the front view of environment-friendly type power quality harnessed synthetically device of the present utility model.
Fig. 2 is the schematic diagram of the internal unit of environment-friendly type power quality harnessed synthetically device of the present utility model.
Fig. 3 a is the front end view of environment-friendly type power quality harnessed synthetically device of the present utility model.
Fig. 3 b is the end view of environment-friendly type power quality harnessed synthetically device of the present utility model.
Fig. 4 is an environment-friendly type power quality harnessed synthetically Unit Installation schematic diagram of the present utility model.
[embodiment]
Referring to accompanying drawing 1, the front view of the utility model environment-friendly type power quality harnessed synthetically device, described environment-friendly type power quality harnessed synthetically device comprises the casing of a hollow, be provided with indication panel on casing front end surface top, wherein indication panel is provided with controller, and indicator light and instrument are housed, be used to indicate the voltage and the device operating state of bus-bar bus; Be provided with distributor breaker, little disconnected, switching element and passive filter circuit in the inside of body structure, wherein said passive filter circuit is made up of filter reactor and filtering capacitor.Be provided with N row at lower box, being used for the output of circuit distribution provides N line.
Referring to accompanying drawing 2, be the schematic diagram of the utility model internal unit, comprising circuit breaker Q F1, circuit breaker Q F2, little disconnected QF4, capacitor C, filter reactor L, contactor KM, wherein N row adopts TMY25*3, the hole that to be equipped with 4 diameters on the row be 8mm, and band is tightened up a screw and nut the earth strip nut.
Fig. 3 a is a front end of the present utility model
View is provided with incoming line in the upper end of body structure one side, and is equipped with No. 8 channel-section steels that are used to install in the top and bottom of the same side of casing and incoming line, and Fig. 3 b is an end view of the present utility model, is provided with the forms of the scattering that is used to ventilate in the casing side; Fig. 4 is that the utility model is installed in the schematic diagram on the body of rod of column-type transformer, wherein No. 8 channel-section steels on the casing also are provided with line outlet in conjunction with the M iron that fixes on the body of rod the utility model environment-friendly type power quality harnessed synthetically device being installed on the described body of rod in the casing lower end.
Power quality harnessed synthetically device of the present utility model meets the IEC439-1 of International Electrotechnical Commission " low voltage switchgear and control appliance device ", GB GB725.1-2005 " low voltage switchgear and control appliance device ".Be applicable to power consumers such as power plant, transformer station, heavy construction, building.Be applicable to exchange 50Hz, rated voltage 1140V and following, use as dynamic Control, distribution and the power factor and the quality of power supply of improving power consumption equipment.That this device divides is indoor, outdoor two kinds, simple installation, maintenance before the screen.Casing has good dust-proof, rain-proof characteristics, is suitable for the chemical plant and has the dust place to use.
Claims (1)
1. environment-friendly type power quality harnessed synthetically device, adopt closed dust formula cabinet design, shell adopts steel plate to bend and forms, it is characterized in that: the device indication panel that handled easily is set at the device front end, wherein described panel is provided with unit switch, can be used for Switching power and distribution uses, indicator light and instrument also are housed on described panel, be used to indicate the voltage and the device operating state of bus-bar bus, what be arranged on box house has distributor breaker, little disconnected, switching element, a passive filtering loop.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020588971XU CN201887479U (en) | 2010-11-03 | 2010-11-03 | Environment-friendly comprehensive treatment device for electric energy quality |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201020588971XU CN201887479U (en) | 2010-11-03 | 2010-11-03 | Environment-friendly comprehensive treatment device for electric energy quality |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201887479U true CN201887479U (en) | 2011-06-29 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201020588971XU Expired - Fee Related CN201887479U (en) | 2010-11-03 | 2010-11-03 | Environment-friendly comprehensive treatment device for electric energy quality |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201887479U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102751677A (en) * | 2012-07-23 | 2012-10-24 | 上海友邦电气(集团)股份有限公司 | Combiner box |
-
2010
- 2010-11-03 CN CN201020588971XU patent/CN201887479U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102751677A (en) * | 2012-07-23 | 2012-10-24 | 上海友邦电气(集团)股份有限公司 | Combiner box |
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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: 20110629 Termination date: 20111103 |