CN201466724U - Intelligent single-phase power saving protective controller - Google Patents
Intelligent single-phase power saving protective controller Download PDFInfo
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- CN201466724U CN201466724U CN2009200978574U CN200920097857U CN201466724U CN 201466724 U CN201466724 U CN 201466724U CN 2009200978574 U CN2009200978574 U CN 2009200978574U CN 200920097857 U CN200920097857 U CN 200920097857U CN 201466724 U CN201466724 U CN 201466724U
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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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- 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
- Y02E40/50—Arrangements for eliminating or reducing asymmetry in polyphase networks
Abstract
The utility model belongs to an intelligent single-phase power saving protective controller which comprises a live wire, a null wire and a ground wire input terminal. The intelligent single-phase power saving protective controller is characterized in that the live wire and the ground wire input terminal are connected with an input terminal of a transient surging inhibiting unit; an output terminal of the transient surging inhibiting unit and a null wire input terminal are connected with an input terminal of a pressure adjusting balancing unit; an output terminal of the pressure adjusting balancing unit is connected with an input terminal of a harmonic compensation unit; and an output terminal of the harmonic compensation unit is connected with load. The utility model is integrated with the advantages of power saving protective devices of system type, filtering compensation type, pressure adjusting type and electromagnetic type, has good comprehensive treatment effect, reduces power saving cost, and meanwhile avoids installment and debugging of a plurality of power saving equipment during the installation, thereby saving labor power, material resources, financial resources and consumed time. The intelligent single-phase power saving protective controller is suitable for electric system and electric equipment with multiple voltage degrees.
Description
Technical field
The utility model belongs to the electricity-saving protection apparatus field, the single-phase electricity-saving protection controller of especially a kind of intelligence.
Background technology
All exist electric power rubbish and superfluous energy consumption problem in the existing using electricity system, not only caused the waste of power resource, even can cause the damage of power consumption equipment.Electric power rubbish in the using electricity system mainly comprises transition, surge, harmonic wave etc., and these electric power rubbish will make the power consumption efficiency of using electricity system seriously descend, and power consumption equipment is produced serious impact damage; Superfluous energy consumption mainly embodies the rated voltage that supply power voltage in the using electricity system is higher than power consumption equipment, causes waste of power resources on the one hand, on the other hand power consumption equipment is produced harmful effect, reduces the useful life of equipment.Therefore, be that superfluous energy consumption or electric power rubbish all are unwanted electric energy in the using electricity system to be converted to heat energy, mechanical energy or other forms of energy be wasted.
For fear of the problems referred to above, in a using electricity system or power consumption equipment, be necessary to install electricity-saving protector, its objective is: 1. remove electric power rubbish such as transition, surge, harmonic wave, improve the power factor economize on electricity; 2. regulate the purpose of superfluous energy consumption realization economize on electricity.At present, the economize on electricity product on the market, China and foreign countries is broadly divided into five major types by electrical principles, i.e. system type, filtering compensation type, voltage-regulation type, frequency converter and electromagnetic type.All types of major functions is as follows, system type: suppress the transition surge, improve terminal power factor; Filtering compensation type: filtering or compensation harmonic and compensating reactive power; Voltage-regulation type: reduce using electricity system or power consumption equipment and surpass the above superfluous energy consumption of rated voltage; Electromagnetic type: balance three-phase using electricity system, reduce zero-sequence current.All types of electricity-saving appliances all has its functional characteristic separately, also has limitation separately simultaneously, if the best electricity-saving protection effect of only using the electricity-saving appliance of any type to want to reach a using electricity system or power consumption equipment is not in the cards; If polytype electricity-saving appliance is used on a using electricity system or the power consumption equipment simultaneously, cause user's cost of investment higher again, increased the cost of user aspect energy-conservation, economize on electricity.
Summary of the invention
The purpose of this utility model is to overcome the deficiencies in the prior art, provide a kind of simple in structure, electric power rubbish effect of integrated pest management is good and be applicable to the intelligent single-phase electricity-saving protection controller of multiple voltage grade using electricity system and power consumption equipment.
The utility model solves its technical problem and takes following technical scheme to realize:
The single-phase electricity-saving protection controller of a kind of intelligence; comprise live wire, zero line and ground wire input terminal; it is characterized in that: live wire, ground wire input terminal connect the input of transition surge restraining unit; the output of transition surge restraining unit, zero line input terminal connect the input of pressure regulation balancing unit; the output of pressure regulation balancing unit connects the input of harmonic compensation unit, and the output of harmonic compensation unit connects load.
And, on the live wire between live wire input terminal and the transition surge restraining unit input, also be connected with and detect and display unit.
And, described detection and display unit are made up of the current transformer, A/D converting unit, microprocessor unit and the display unit that are connected on the live wire, the output of current transformer connects the input of A/D converting unit, the output of A/D converting unit connects the input of microprocessor unit, and the output of microprocessor unit connects display unit.
And described A/D converting unit is connected and composed by sampling resistor and operational amplifier, and what described sampling resistor adopted is 1206 precision resistances, and what described operational amplifier adopted is the AD8604 chip.
And described transition surge restraining unit is piezo-resistance or transition surge suppression device.
And described filtering compensation unit is a kind of in the filter of the active filter of passive filter, the low-pass filtering of active filter, the low-pass filtering of passive filter, the bandpass filtering of bandpass filtering, active and passive combination.
And, described pressure regulation balancing unit is made up of single-phase autotransformer, voltage transformer, A/D converting unit, microprocessor unit and servomotor, the input of single-phase autotransformer connects live wire and zero line, a winding that connects voltage transformer on the live wire that the output of single-phase autotransformer connects, the secondary winding of voltage transformer connects the input of A/D converting unit, the output of A/D converting unit connects the input of microprocessor unit, and the output of microprocessor unit connects the servomotor of control single-phase autotransformer brush.
Advantage of the present utility model and good effect are:
1. the transition surge restraining unit in this controller can use transition surge suppression element or modular control device; can effectively suppress the electric power rubbish such as transition, surge in the electrical network; protection equipment is not subjected to its interference, damage; and can effectively reduce the caused using electricity system energy consumption increase of these electric power rubbish, improve the efficient of whole using electricity system.
2. the employing of the pressure regulation balancing unit in this controller is the electromagnetic balance regulation technology of core with autotransformer and microprocessor, when adjusting voltage, output voltage, electric current are tended to balance and stablize, and the quality of power supply and the superfluous power consumption of load is optimized processing.
3. harmonic wave in this controller and reactive power compensation unit can be a kind of in the filter of the active filter of passive filter, the low-pass filtering of active filter, the low-pass filtering of passive filter, the bandpass filtering of bandpass filtering, active and passive combination, use behind this harmonic wave and the reactive power compensation unit can well harmonic carcellation to the harm of equipment, improved power factor.
4. detection in this controller and display unit adopt current transformer in real time the electric current on the live wire to be sampled, then this current signal being delivered to microprocessor unit handles, show by LED or LCD then, and microprocessor unit can also carry out communication to realize good man-machine interaction with upper PC.
5. adopt transition surge restraining unit, pressure regulation balancing unit and harmonic wave compensating unit that transition, surge, harmonic wave, idle and superfluous energy consumption are carried out the comprehensive regulation in this controller, make each unit have complementary advantages, superpose and economize on electricity, the power saving rate of active power that can make using electricity system or power consumption equipment is up to 10～50%, the power saving rate of reactive power is more than 10%, the power saving rate of apparent power is more than 15%, terminal power factor improves more than 10%, and the clearance rate of electric power rubbish (comprising harmonic wave, transition, surge) is more than 80%.
6. the utility model rolls into one the advantage of system type, filtering compensation type, voltage-regulation type, electromagnetic type electricity-saving protector; its effect of integrated pest management is good; reduced the economize on electricity cost; Installation and Debugging that many energy-saving devices are carried out, the loss of having saved human and material resources, financial resources and time in installation process, needing have been avoided simultaneously.It is little of family, office that the utility model can be widely used in, and arrives the using electricity system of factories and miness, enterprise, institutional settings and little of computer, TV greatly, greatly to the power consumption equipment of last megawatt, and is applicable to the using electricity system and the power consumption equipment of multiple voltage grade.
Description of drawings
Fig. 1 is a circuit block diagram of the present utility model;
Fig. 2 is the circuit block diagram of detection and display unit;
Fig. 3 is the circuit block diagram of pressure regulation balancing unit.
Embodiment
Embodiment described in the utility model is illustrative; rather than it is determinate; therefore the utility model is not limited to the embodiment described in the embodiment; every by those skilled in the art according to other execution modes that the technical solution of the utility model draws, belong to the scope of the utility model protection equally.
The single-phase electricity-saving protection controller of a kind of intelligence; shown in Fig. 1～3; comprise live wire A, zero line N and ground wire E input terminal; live wire A, ground wire E input terminal connect the input of transition surge restraining unit; the output of transition surge restraining unit, zero line N input terminal connect the input of pressure regulation balancing unit; the output of pressure regulation balancing unit connects the input of harmonic compensation unit, and the output of harmonic compensation unit connects load.
In order better operational factor, operating state to be monitored, on the live wire between live wire input terminal and the transition surge restraining unit input, also to be connected with and to detect and display unit.This detection and display unit are as shown in Figure 2, form by the current transformer, A/D converting unit, microprocessor unit and the display unit that are connected on the live wire, the output of current transformer connects the input of A/D converting unit, the output of A/D converting unit connects the input of microprocessor unit, and the output of microprocessor unit connects display unit.Wherein, the A/D converting unit is connected and composed by sampling resistor and operational amplifier, and what sampling resistor adopted is 1206 precision resistances, and what operational amplifier adopted is the AD8604 chip.
The transition surge restraining unit is piezo-resistance or transition surge suppression device, this unit is connected between live wire A and the ground wire E, this transition surge restraining unit can use piezo-resistance, also can use P6KE260A or 1.5K260A or 5KP surge suppression device, the transition surge is suppressed, what in the present embodiment, the transition surge restraining unit used is piezo-resistance.
The pressure regulation balancing unit as shown in Figure 3, form by single-phase autotransformer, voltage transformer, A/D converting unit, microprocessor unit and servomotor, the input of single-phase autotransformer connects live wire and zero line, a winding of shunt voltage instrument transformer on the live wire that the output of single-phase autotransformer connects, the secondary winding of voltage transformer connects the input of A/D converting unit, the output of A/D converting unit connects the input of microprocessor unit, and the output of microprocessor unit connects the servomotor of control single-phase autotransformer brush.The output voltage of single-phase autotransformer and given voltage obtain a deviation voltage value after relatively, computing by microprocessor unit is regulated, the servomotor of microprocessor unit output one control voltage and drive single-phase autotransformer brush, the output voltage that makes single-phase autotransformer is finished pressure regulation and three-phase equilibrium near set-point.
The filtering compensation unit is a kind of in the filter of the active filter of passive filter, the low-pass filtering of active filter, the low-pass filtering of passive filter, the bandpass filtering of bandpass filtering, active and passive combination.What use in the present embodiment is the passive filter that electric capacity and reactor are formed.Above-mentioned various types of filter is prior art, at this it is formed to reach and does not do detailed description with being connected of circuit.
Claims (7)
1. single-phase electricity-saving protection controller of intelligence; comprise live wire, zero line and ground wire input terminal; it is characterized in that: live wire, ground wire input terminal connect the input of transition surge restraining unit; the output of transition surge restraining unit, zero line input terminal connect the input of pressure regulation balancing unit; the output of pressure regulation balancing unit connects the input of harmonic compensation unit, and the output of harmonic compensation unit connects load.
2. the single-phase electricity-saving protection controller of a kind of intelligence according to claim 1 is characterized in that: also be connected with on the live wire between live wire input terminal and the transition surge restraining unit input and detect and display unit.
3. the single-phase electricity-saving protection controller of a kind of intelligence according to claim 2; it is characterized in that: described detection and display unit are made up of the current transformer, A/D converting unit, microprocessor unit and the display unit that are connected on the live wire; the output of current transformer connects the input of A/D converting unit; the output of A/D converting unit connects the input of microprocessor unit, and the output of microprocessor unit connects display unit.
4. the single-phase electricity-saving protection controller of a kind of intelligence according to claim 3; it is characterized in that: described A/D converting unit is connected and composed by sampling resistor and operational amplifier; what described sampling resistor adopted is 1206 precision resistances, and what described operational amplifier adopted is the AD8604 chip.
5. the single-phase electricity-saving protection controller of a kind of intelligence according to claim 1 is characterized in that: described transition surge restraining unit is piezo-resistance or transition surge suppression device.
6. the single-phase electricity-saving protection controller of a kind of intelligence according to claim 1 is characterized in that: described filtering compensation unit is a kind of in the filter of the active filter of passive filter, the low-pass filtering of active filter, the low-pass filtering of passive filter, the bandpass filtering of bandpass filtering, active and passive combination.
7. the single-phase electricity-saving protection controller of a kind of intelligence according to claim 1; it is characterized in that: described pressure regulation balancing unit is by single-phase autotransformer; voltage transformer; the A/D converting unit; microprocessor unit and servomotor are formed; the input of single-phase autotransformer connects live wire and zero line; a winding that connects voltage transformer on the live wire that the output of single-phase autotransformer connects; the secondary winding of voltage transformer connects the input of A/D converting unit; the output of A/D converting unit connects the input of microprocessor unit, and the output of microprocessor unit connects the servomotor of control single-phase autotransformer brush.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200978574U CN201466724U (en) | 2009-07-22 | 2009-07-22 | Intelligent single-phase power saving protective controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200978574U CN201466724U (en) | 2009-07-22 | 2009-07-22 | Intelligent single-phase power saving protective controller |
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| CN201466724U true CN201466724U (en) | 2010-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2009200978574U Expired - Fee Related CN201466724U (en) | 2009-07-22 | 2009-07-22 | Intelligent single-phase power saving protective controller |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102064560A (en) * | 2010-11-15 | 2011-05-18 | 深圳市晶瑞钿节能投资有限公司 | Fully-intelligent comprehensive energy saver device |
| CN113690886A (en) * | 2021-08-23 | 2021-11-23 | 江苏华凯能源科技有限公司 | Power illumination hybrid power distribution intelligent power saving system based on electromagnetic balance |
| WO2022022853A1 (en) * | 2020-07-28 | 2022-02-03 | Eaton Intelligent Power Limited | Voltage regulation device that includes a converter for harmonic current compensation and reactive power management |
| US11747841B2 (en) | 2018-08-20 | 2023-09-05 | Eaton Intelligent Power Limited | Current control apparatus |
-
2009
- 2009-07-22 CN CN2009200978574U patent/CN201466724U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102064560A (en) * | 2010-11-15 | 2011-05-18 | 深圳市晶瑞钿节能投资有限公司 | Fully-intelligent comprehensive energy saver device |
| US11747841B2 (en) | 2018-08-20 | 2023-09-05 | Eaton Intelligent Power Limited | Current control apparatus |
| WO2022022853A1 (en) * | 2020-07-28 | 2022-02-03 | Eaton Intelligent Power Limited | Voltage regulation device that includes a converter for harmonic current compensation and reactive power management |
| US11735923B2 (en) | 2020-07-28 | 2023-08-22 | Eaton Intelligent Power Limited | Voltage regulation device that includes a converter for harmonic current compensation and reactive power management |
| CN113690886A (en) * | 2021-08-23 | 2021-11-23 | 江苏华凯能源科技有限公司 | Power illumination hybrid power distribution intelligent power saving system based on electromagnetic balance |
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Legal Events
| Date | Code | Title | Description |
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| 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: 20100512 Termination date: 20130722 |