CN202817761U - Three-phase motor electricity-saving device - Google Patents
Three-phase motor electricity-saving device Download PDFInfo
- Publication number
- CN202817761U CN202817761U CN2012203930564U CN201220393056U CN202817761U CN 202817761 U CN202817761 U CN 202817761U CN 2012203930564 U CN2012203930564 U CN 2012203930564U CN 201220393056 U CN201220393056 U CN 201220393056U CN 202817761 U CN202817761 U CN 202817761U
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- China
- Prior art keywords
- capacitor
- phase motor
- switching control
- voltage sampling
- chip controlling
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
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Abstract
The utility model relates to a three-phase reactive power compensation device, particularly, a three-phase motor electricity-saving device. The three-phase motor electricity-saving device comprises a single chip microcomputer control unit, an input voltage sampling unit, an output voltage sampling unit, a capacitor switching control drive unit, and a capacitor group. According to the three-phase motor electricity-saving device of the utility model, the single chip microcomputer control unit performs analysis judgment according to signals transmitted by a sampling circuit, and transmits instructions to the capacitor switching control drive unit to control the capacitor switching control drive unit and enable the same to switch each capacitor in the capacitor group to obtain corresponding voltage so as to save energy. The three-phase motor electricity-saving device of the utility model has the advantages of structural simplicity, small dimension, low cost, convenient installation and favorable compensation effect; and the three-phase motor electricity-saving device is suitable for places such as Internet cafes, supermarkets and factories.
Description
Technical field
The utility model relates to a kind of three phase reactive power compensation arrangement, specifically a kind of simple in structure, volume is little, cost is low, easy for installation a kind of three-phase motor power saver.
Background technology
Along with the development of society, people are more and more higher to the demand of the energy, and energy crisis forces people to sustainable development and energy-conservation more attention.All need to use a large amount of electric energy in places such as industrial and mining enterprises, machine-operated school, residential quarters, at present the power requirement of China also exists very large breach, and therefore, electrical energy saving should be our regular work.
Multiple electricity-saving appliance is arranged at present both at home and abroad, some adopts autotransformer secondary how tapped, and according to flow process and the Environmental Technology condition of technique, the switching tap can obtain corresponding output voltage and realize energy-conservation, some adopts and reduces reactive power, improves power factor and reaches energy-conservation purpose.Since existing battery saving arrangement, such as frequency converter, motor soft starter and power-factor compensator etc., complex structure, cost is high, is unfavorable for applying.
The utility model content
For the deficiencies in the prior art, the utility model provides a kind of simple in structure, volume is little, cost is low, easy for installation a kind of three-phase motor power saver.
For achieving the above object, the utility model is achieved through the following technical solutions: a kind of three-phase motor power saver comprises: Single-chip Controlling unit, input voltage sampling unit, output voltage sampling unit, capacitor switching control driver element, capacitor group;
The input voltage sampling unit links to each other with the Single-chip Controlling unit with the three-phase electricity input respectively, and people's voltage signal is failed in the collection of input voltage sampling unit, and this signal is sent to the Single-chip Controlling unit;
The output voltage sampling unit links to each other with the Single-chip Controlling unit with the three-phase electricity output respectively, and the output voltage sampling unit gathers output voltage signal, and this signal is sent to the Single-chip Controlling unit;
The Single-chip Controlling unit is processed the signal of receiving, sends instruction to capacitor switching control driver element;
Capacitor switching control driver element links to each other with the capacitor group with the Single-chip Controlling unit respectively, and capacitor switching control driver element is according to the instruction of receiving, each capacitor in the opening-closing capacitor bank obtains different output voltages.
Further, described electricity-saving appliance also comprises power subsystem.
Further, the electric capacity number in the described capacitor group 〉=1.
Further, the electric capacity in the described capacitor group can equate or is unequal.
The beneficial effects of the utility model are: the utility model adopts single chip machine controlling circuit to analyze judgement according to the signal that sample circuit sends, then each capacitor that sends in the instruction control capacitance switching control driver element opening-closing capacitor bank to capacitor switching control driver element obtains relevant voltage and realizes energy-conservation, of the present utility model simple in structure, volume is little, cost is low, easy for installation, compensation effect is good, is applicable to the Internet bar just places such as supermarket, market factories.
Description of drawings
Fig. 1 is the theory diagram of utility model.
Embodiment
Now with embodiment the utility model is further specified by reference to the accompanying drawings.
With reference to shown in Figure 1, a kind of three-phase motor power saver comprises: Single-chip Controlling unit 1, input voltage sampling unit 2, output voltage sampling unit 3, capacitor switching control driver element 4, capacitor group 5;
Input voltage sampling unit 2 links to each other with Single-chip Controlling unit 1 with the three-phase electricity input respectively, and input voltage sampling unit 2 gathers defeated people's voltage signal, and this signal is sent to Single-chip Controlling unit 1;
Output voltage sampling unit 3 links to each other with Single-chip Controlling unit 1 with the three-phase electricity output respectively, and output voltage sampling unit 3 gathers output voltage signal, and this signal is sent to Single-chip Controlling unit 1;
The 1 pair of signal of receiving in Single-chip Controlling unit is processed, and sends instruction to capacitor switching control driver element 4;
Capacitor switching control driver element 4 links to each other with capacitor group 5 with Single-chip Controlling unit 1 respectively, and capacitor switching control driver element 4 is according to the instruction of receiving, each capacitor in the opening-closing capacitor bank 5 obtains different output voltages.
Further, described electricity-saving appliance also comprises power subsystem 6.
Further, the electric capacity number in the described capacitor group 〉=1.
Further, the electric capacity in the described capacitor group can equate or is unequal.
The utility model adopts single chip machine controlling circuit to analyze judgement according to the signal that sample circuit sends, then each capacitor that sends in the instruction control capacitance switching control driver element opening-closing capacitor bank to capacitor switching control driver element obtains relevant voltage and realizes energy-conservation, of the present utility model simple in structure, volume is little, cost is low, easy for installation, compensation effect is good, is applicable to the Internet bar just places such as supermarket, market factories.
Although specifically show and introduced the utility model in conjunction with preferred embodiment; but the those skilled in the art should be understood that; within not breaking away from the spirit and scope of the present utility model that appended claims limits; can make a variety of changes the utility model in the form and details, be protection range of the present utility model.
Claims (4)
1. a three-phase motor power saver is characterized in that, comprising: Single-chip Controlling unit, input voltage sampling unit, output voltage sampling unit, capacitor switching control driver element, capacitor group;
The input voltage sampling unit links to each other with the Single-chip Controlling unit with the three-phase electricity input respectively, and people's voltage signal is failed in the collection of input voltage sampling unit, and this signal is sent to the Single-chip Controlling unit;
The output voltage sampling unit links to each other with the Single-chip Controlling unit with the three-phase electricity output respectively, and the output voltage sampling unit gathers output voltage signal, and this signal is sent to the Single-chip Controlling unit;
The Single-chip Controlling unit is processed the signal of receiving, sends instruction to capacitor switching control driver element;
Capacitor switching control driver element links to each other with the capacitor group with the Single-chip Controlling unit respectively, and capacitor switching control driver element is according to the instruction of receiving, each capacitor in the opening-closing capacitor bank obtains different output voltages.
2. a kind of three-phase motor power saver according to claim 1 is characterized in that, described electricity-saving appliance also comprises power subsystem.
3. a kind of three-phase motor power saver according to claim 1 and 2 is characterized in that, the electric capacity number in the described capacitor group 〉=1.
4. a kind of three-phase motor power saver according to claim 3 is characterized in that, the electric capacity in the described capacitor group can equate or is unequal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203930564U CN202817761U (en) | 2012-08-09 | 2012-08-09 | Three-phase motor electricity-saving device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203930564U CN202817761U (en) | 2012-08-09 | 2012-08-09 | Three-phase motor electricity-saving device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202817761U true CN202817761U (en) | 2013-03-20 |
Family
ID=47876575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203930564U Expired - Fee Related CN202817761U (en) | 2012-08-09 | 2012-08-09 | Three-phase motor electricity-saving device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202817761U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104104083A (en) * | 2014-08-13 | 2014-10-15 | 中山顺富节能科技有限公司 | Intelligent comprehensive power saver |
-
2012
- 2012-08-09 CN CN2012203930564U patent/CN202817761U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104104083A (en) * | 2014-08-13 | 2014-10-15 | 中山顺富节能科技有限公司 | Intelligent comprehensive power saver |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130320 Termination date: 20150809 |
|
| EXPY | Termination of patent right or utility model |