CN105337285A - Power supply system electromagnetic power-saving device - Google Patents
Power supply system electromagnetic power-saving device Download PDFInfo
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- CN105337285A CN105337285A CN201510713325.9A CN201510713325A CN105337285A CN 105337285 A CN105337285 A CN 105337285A CN 201510713325 A CN201510713325 A CN 201510713325A CN 105337285 A CN105337285 A CN 105337285A
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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
The invention relates to a power supply system electromagnetic power-saving device. The power supply system electromagnetic power-saving device comprises a steady state voltage regulation device and a control circuit which are installed between a grid power supply and an electric appliance; the steady state voltage regulation device comprises an electromagnetic voltage stabilization power-saving unit; the input three-phase end and the output three-phase end of the electromagnetic voltage stabilization power-saving unit are connected with the A-phase line, B-phase line and C-shaped line of the grid power supply; an A-phase line, a B-phase line and a C-shaped line in the steady state voltage regulation device are respectively connected in series with a circuit breaker; and the electromagnetic power-saving device also comprises a dynamic voltage absorbing device which is connected in parallel between the grid power supply and the electric appliance and is used for absorbing instantaneous spike voltage in a power grid, and a reactance harmonic suppression device which is connected in series between the grid power supply and the electric appliance and is used for suppressing high-order harmonic in the power grid. The power supply system electromagnetic power-saving device of the invention is applied to overall system power conservation of a transformer system and a comprehensive electric load. With the power supply system electromagnetic power-saving device adopted, power conservation efficiency can be improved, and power utilization environments can be improved, and the power grid can be purified, and the service life of electrical equipment can be prolonged.
Description
Technical field
The present invention relates to regulating and controlling voltage technical field, be specifically related to a kind of electric power system electromagnetic electricity saver.
Background technology
In distribution transformer system, the stealth infringement that system voltage instability, imbalance of three-phase voltage, power factor are too low, electromechanical shock electric current is excessive and high order harmonic component interference etc. produces, not only cause the comparatively lossy of system power, and shorten the useful life of electric equipment.
The essence of power quality problem is quality of voltage problem.According to the difference of the rate of change of power quality index, quality of voltage problem is generally divided into two aspects: steady state voltage quality problems and dynamic voltage quality problem.Steady state voltage quality comprises voltage deviation, voltage interruption, overvoltage, under voltage etc.; Dynamic voltage quality comprises voltage dip and rises temporarily, voltage fluctuation and flicker, voltage transient, voltage notches etc.
Quality of voltage, except voltage dip and short time interrupt, also comprises voltage fluctuation and flicker, voltage harmonic, voltage three-phase imbalance etc.The fluctuation of voltage can make motor speed uneven, not only jeopardizes the safe operation of motor, but also affects the quality of some products, and cause the flickering of illumination, make people's kopiopia and reduce work efficiency.Voltage fluctuation and flicker also can form interference to digital system, causes malfunction.The increase of mains by harmonics content; to cause the electric equipment lost of life, network loss increases, and the possibility of system generation harmonic resonance increases; simultaneously may cause relaying protection and automatics malfunction, instrument instruction and watt metering are forbidden and are communicated the series of problems such as to be disturbed.Imbalance of three-phase voltage will cause motor extraneous vibration moment and heating, and stray transformer flux increases and local overheating, and grid line loss increases and multiple protection and automatics malfunction etc.
Dynamic power quality is a major criterion of Modern Electric Power Quality, for dynamic electric voltage detection and analyze for solution power quality problem meaning maximum, system electromagnetic electricity saver is exactly the system synthesis economize on electricity product released for the problems referred to above.Electromagnetism voltage-regulated power saver domestic at present, core is a kind of with the cored simplex winding variac with the special junction style of Multiple coil.Application electromagnetic voltage adjusting know-why, makes the voltage flowing to power consumption equipment be balanced and stablize, and controls at optimum range, to reach the object of economize on electricity.But this voltage-regulated power saver can not solve the problem that dynamic electric voltage absorbs, and causes electric energy lower.
Summary of the invention
The object of the present invention is to provide a kind of electric power system electromagnetic electricity saver, there is dynamic electric voltage absorption function, improve power utilization environment, improve electric energy.
For achieving the above object, present invention employs following technical scheme: comprise and be arranged on steady state voltage regulation device between electric network source and electrical appliance and control circuit, described steady state voltage regulation device comprises electromagnetism voltage-regulated power saver, input, the output three phase terminals of described electromagnetism voltage-regulated power saver are connected with A, B, C triple line of electric network source respectively by circuit breaker, and A, B, C triple line between described steady state voltage regulation device is in series with a circuit breaker respectively; Described electromagnetic electricity saver also comprises and being connected in parallel between electric network source and electrical appliance, for absorbing the dynamic electric voltage absorption plant of momentary spike voltage in electrical network, and is connected between electric network source and electrical appliance, for suppressing the reactance harmonic suppression apparatus of high order harmonic component in electrical network.
Described dynamic electric voltage absorption plant comprises three disconnectors and three zinc oxide valve plates, one end of described three disconnectors is connected with A, B, C triple line of electric network source respectively, its other end is in series respectively by discharging gap and zinc oxide valve plate, the other end ground connection of described zinc oxide valve plate.
Described reactance harmonic suppression apparatus is the reactor of ribbon core, and described reactor is connected on outlet side A, B, C three phase terminals of steady state voltage regulation device respectively.
Described control circuit comprises output control circuit, sample circuit, voltage regulator control circuit and main control circuit, described output control circuit is connected with the output of reactance harmonic suppression apparatus with the input of sample circuit, the output of described sample circuit is connected with the input of main control circuit with the output of voltage regulator control circuit, described output control circuit is connected alternately with voltage regulator control circuit, and the output of described main control circuit is connected with the input of steady state voltage regulation device.
Described electromagnetic electricity saver also comprises by-pass switch, and described by-pass switch is connected in parallel on the two ends of steady state voltage regulation device and output control circuit.
As shown from the above technical solution, the present invention is on the basis of electromagnetism voltage-regulated power saver, a momentary spike overvoltage surge absorption plant in parallel, a reactor of connecting is held concurrently the mixture battery saving arrangement of filtering high order harmonic component coil, be a kind of there are steady state voltage regulation and control simultaneously, dynamic electric voltage absorbs and the system synthesis battery saving arrangement of harmonic inhabitation surge function, be applied to the total system economize on electricity of voltage transformer system and comprehensive electric loading, reach the object of system high efficiency economical operation.While there is integrated power-saving function, not only improve power utilization environment, purified circuit, extend the useful life of power consumption equipment, and can optimization system power supply, provide more high-quality, the stable and electric energy of economy to use to using electricity system.
Accompanying drawing explanation
Fig. 1 is circuit block diagram of the present invention;
Fig. 2 is partial circuit diagram of the present invention.
Embodiment
Below in conjunction with accompanying drawing, the present invention will be further described:
As Fig. 1, shown in Fig. 2, the electric power system electromagnetic electricity saver of the present embodiment, generally be arranged between transformer and user power utilization device, specifically comprise the steady state voltage regulation device 1 between electric network source and electrical appliance and control circuit that are arranged on transformer outlet side, this steady state voltage regulation device 1 comprises electromagnetism voltage-regulated power saver 11, the input of electromagnetism voltage-regulated power saver 11, export the A of three phase terminals respectively by circuit breaker KM4 ~ KM9 and electric network source, B, C triple line is connected, A between steady state voltage regulation device 1, B, C triple line is in series with circuit breaker KM1 ~ KM3 respectively, this electromagnetism voltage-regulated power saver 11, adopts contactless regulating and controlling voltage technology, can provide power supply that is stable and balance.When electromagnetism voltage-regulated power saver 11 breaks down maintenance, the circuit breaker KM4 ~ KM9 of electromagnetism voltage-regulated power saver 11 both sides first disconnects, and is then closed by by-pass switch 17, and now on electromagnetism voltage-regulated power saver 11, no current flows through, and its detection is safer.
As shown in Figure 1, electromagnetic electricity saver also comprises and being connected in parallel between electric network source and electrical appliance, for absorbing the dynamic electric voltage absorption plant 4 of momentary spike voltage in electrical network, and is connected between electric network source and electrical appliance, for suppressing the reactance harmonic suppression apparatus 5 of high order harmonic component in electrical network.The dynamic electric voltage absorption plant 4 of the present embodiment is made up of three disconnectors 41 and three zinc oxide valve plates 42, one end of three disconnectors 41 is connected with A, B, C triple line of electric network source respectively, its other end is in series respectively by discharging gap 43 and zinc oxide valve plate 42, the other end ground connection of zinc oxide valve plate 42.The response speed of this dynamic electric voltage absorption plant 4, at 8 ~ 20 μ s, absorbs 1200V spike voltage, can be controlled in 275V, absorbs transient current and reaches kiloampere.Reactance harmonic suppression apparatus 5 is the reactor of ribbon core, and this reactor is connected on outlet side A, B, C three phase terminals of steady state voltage regulation device 1 respectively; An automatic/hand by-pass switch 7 is also parallel with at the two ends of steady state voltage regulation device and output control circuit.
As shown in Figure 1, control circuit comprises output control circuit 61, sample circuit 62, voltage regulator control circuit 63 and main control circuit 64, output control circuit 61 is connected with the output of reactance harmonic suppression apparatus 5 with the input of sample circuit 62, the output of sample circuit 62 is connected with the input of main control circuit 64 with the output of voltage regulator control circuit 63, output control circuit 61 is connected alternately with voltage regulator control circuit 63, and the output of main control circuit 64 is connected with the input of steady state voltage regulation device 1.
The operation principle of this device is: the data such as A, B, C three-phase voltage, electric current of sample circuit 62 pairs of electrical networks carry out data sampling, these data are flowed to main control circuit 64 pairs of sampled datas and carry out Logic judgment, differentiation data processing is carried out after the data setting of contrast working method, the adjustment variable quantity of voltage optimization needs will be examined and determine out, voltage regulator is carried out by steady state voltage regulation device 1 pair of line voltage, eliminate grid excess voltage, realize voltage optimization and export; Simultaneously, dynamic electric voltage absorption plant 4 absorbs electrical network momentary spike overvoltage, reactance harmonic suppression apparatus 5 suppresses harmonic wave in electrical network and surge, exported by steady state voltage regulation device 1 and control to carry out feedback detection to output signal, and feedback quantity is inputted voltage regulator control circuit 63, thus realize the closed-loop control of this device, realize the tracking to voltage optimization and optimum Working.When this device break down need safeguard or out of service time, can manual bypass switch 7 to ensure the fail safe of work.
Electromagnetic electricity saver of the present invention be a kind of there are steady state voltage regulation and control simultaneously, dynamic electric voltage absorbs and the system synthesis battery saving arrangement of harmonic inhabitation surge function, be applied to the total system economize on electricity of voltage transformer system and comprehensive electric loading, reach the object of system high efficiency economical operation.While there is integrated power-saving function, improve power utilization environment, purified electrical network, extend the useful life of power consumption equipment.
Above-described embodiment is only be described the preferred embodiment of the present invention; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; the various distortion that those of ordinary skill in the art make technical scheme of the present invention and improvement, all should fall in protection range that claims of the present invention determines.
Claims (5)
1. an electric power system electromagnetic electricity saver, comprise and be arranged on steady state voltage regulation device (1) between electric network source and electrical appliance and control circuit, it is characterized in that: described steady state voltage regulation device (1) comprises electromagnetism voltage-regulated power saver (11), input, the output three phase terminals of described electromagnetism voltage-regulated power saver (11) are connected with A, B, C triple line of electric network source respectively by circuit breaker, and A, B, C triple line between described steady state voltage regulation device (1) is in series with a circuit breaker respectively; Described electromagnetic electricity saver also comprises and being connected in parallel between electric network source and electrical appliance, for absorbing the dynamic electric voltage absorption plant (4) of momentary spike voltage in electrical network, and is connected between electric network source and electrical appliance, for suppressing the reactance harmonic suppression apparatus (5) of high order harmonic component in electrical network.
2. electric power system electromagnetic electricity saver according to claim 1, it is characterized in that: described dynamic electric voltage absorption plant (4) comprises three disconnectors (41) and three zinc oxide valve plates (42), one end of described three disconnectors (41) is connected with A, B, C triple line of electric network source respectively, its other end is in series respectively by discharging gap (43) and zinc oxide valve plate (42), the other end ground connection of described zinc oxide valve plate (42).
3. electric power system electromagnetic electricity saver according to claim 1, it is characterized in that: the reactor that described reactance harmonic suppression apparatus (5) is ribbon core, described reactor is connected on outlet side A, B, C three phase terminals of steady state voltage regulation device (1) respectively.
4. electric power system electromagnetic electricity saver according to claim 1, it is characterized in that: described control circuit comprises output control circuit (61), sample circuit (62), voltage regulator control circuit (63) and main control circuit (64), described output control circuit (61) is connected with the output of reactance harmonic suppression apparatus (5) with the input of sample circuit (62), the output of described sample circuit (62) is connected with the input of main control circuit (64) with the output of voltage regulator control circuit (63), described output control circuit (61) is connected alternately with voltage regulator control circuit (63), the output of described main control circuit (64) is connected with the input of steady state voltage regulation device (1).
5. electric power system electromagnetic electricity saver according to claim 4, is characterized in that: also comprise by-pass switch (7), and described by-pass switch (7) is connected in parallel on the two ends of steady state voltage regulation device (1) and output control circuit (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510713325.9A CN105337285A (en) | 2015-10-28 | 2015-10-28 | Power supply system electromagnetic power-saving device |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510713325.9A CN105337285A (en) | 2015-10-28 | 2015-10-28 | Power supply system electromagnetic power-saving device |
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| CN105337285A true CN105337285A (en) | 2016-02-17 |
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| CN201510713325.9A Pending CN105337285A (en) | 2015-10-28 | 2015-10-28 | Power supply system electromagnetic power-saving device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107800134A (en) * | 2016-09-06 | 2018-03-13 | 陈建德 | The managing device and method of intelligent power system voltage stabilizing |
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| CN201928025U (en) * | 2010-11-24 | 2011-08-10 | 曹立军 | Intelligent all-purpose electricity saver |
| CN202434908U (en) * | 2012-01-12 | 2012-09-12 | 北京中电瑞能电气有限公司 | Intelligent lamplight energy saving device |
| CN202444259U (en) * | 2012-01-17 | 2012-09-19 | 合肥凯高电气设备有限公司 | Novel grounding protection and wire selection apparatus for medium-voltage distribution system |
| CN203445614U (en) * | 2013-08-28 | 2014-02-19 | 上海丸九环保科技有限公司 | Power efficiency gain power-saving device |
| CN204205600U (en) * | 2014-09-25 | 2015-03-11 | 江苏普瑞特科技股份有限公司 | A kind of three-phase stepless pressure regulation balancing integrated apparatus |
| CN205195272U (en) * | 2015-10-28 | 2016-04-27 | 安徽华特绿源节能环保科技有限公司 | Power supply system electromagnetism power saving device |
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2015
- 2015-10-28 CN CN201510713325.9A patent/CN105337285A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101847831A (en) * | 2010-05-18 | 2010-09-29 | 江苏斯菲尔电气股份有限公司 | Power distribution cabinet |
| CN201928025U (en) * | 2010-11-24 | 2011-08-10 | 曹立军 | Intelligent all-purpose electricity saver |
| CN202434908U (en) * | 2012-01-12 | 2012-09-12 | 北京中电瑞能电气有限公司 | Intelligent lamplight energy saving device |
| CN202444259U (en) * | 2012-01-17 | 2012-09-19 | 合肥凯高电气设备有限公司 | Novel grounding protection and wire selection apparatus for medium-voltage distribution system |
| CN203445614U (en) * | 2013-08-28 | 2014-02-19 | 上海丸九环保科技有限公司 | Power efficiency gain power-saving device |
| CN204205600U (en) * | 2014-09-25 | 2015-03-11 | 江苏普瑞特科技股份有限公司 | A kind of three-phase stepless pressure regulation balancing integrated apparatus |
| CN205195272U (en) * | 2015-10-28 | 2016-04-27 | 安徽华特绿源节能环保科技有限公司 | Power supply system electromagnetism power saving device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107800134A (en) * | 2016-09-06 | 2018-03-13 | 陈建德 | The managing device and method of intelligent power system voltage stabilizing |
| CN107800134B (en) * | 2016-09-06 | 2024-03-01 | 苏州建丞节能科技有限公司 | Intelligent power system voltage stabilizing management device and method |
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Application publication date: 20160217 |