CN201742101U - Energy saving switch - Google Patents
Energy saving switch Download PDFInfo
- Publication number
- CN201742101U CN201742101U CN2010202760571U CN201020276057U CN201742101U CN 201742101 U CN201742101 U CN 201742101U CN 2010202760571 U CN2010202760571 U CN 2010202760571U CN 201020276057 U CN201020276057 U CN 201020276057U CN 201742101 U CN201742101 U CN 201742101U
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- China
- Prior art keywords
- signal
- unit
- power down
- down switch
- phase difference
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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
Abstract
The utility model discloses an energy saving switch, comprising a switch circuit, a sampling unit for sampling the single-phase electric voltage signal and the current signal, control unit for receiving the voltage signal and the current signal obtained by the sampling unit and outputting the control signal according to the phase difference between the voltage signal and the current signal and a compensation unit comprising one or more compensation loops and controlling the use of one path or multi-path compensation loop according to the received control signal of the control unit. The energy saving switch uses the intelligent sampling control technique and intelligently compensates direct towards the change of the electric network and the change of the electric appliance number thereby saving the electric energy.
Description
Technical field
The utility model belongs to technical field of electronic products, relates in particular to a kind of power down switch.
Background technology
At present, various economize on electricity products are arranged on the market, but what adopt is single power back-off mode, single compensation is meant with a building-out capacitor carries out fixed compensation, no matter promptly be which kind of electrical equipment, no matter whether need compensation, as long as use this product, single capacitive compensation is carried out in the capital, tends to overcompensation and power factor is degenerated.The electrical equipment that has only the capacity with building-out capacitor to be complementary just has compensation effect preferably, electrical equipment of other not enough couplings, and power savings will be undesirable.
Therefore, what existing single compensation can not be according to electric network performance and employed household appliances is different, carries out different economize on electricitys and compensation.Do not distinguish the performance requirement of product like this, and adopt unified compensation way, the result who causes is that often the power savings difference of different product compensated sometimes, on the contrary power consumption.
As seen, the compensation of existing economize on electricity product is single, when the household appliances of variety classes and quantity use, and the most effective compensating in real time, power savings instability.
The utility model content
Technical problem to be solved in the utility model is, a kind of power down switch is provided, and realizes carrying out power back-off according to the actual user demand of electrical network and electrical appliance.
In order to solve the problems of the technologies described above, the utility model provides a kind of power down switch, comprises switching circuit, also comprises:
The sampling unit that the voltage signal and the current signal of single-phase electricity are sampled;
Receive voltage signal and current signal that sampling unit obtains, according to the phase difference of described voltage signal and current signal, the control unit of output control signal;
Compensating unit comprises one or more compensation circuit, according to the control signal of the control unit that receives, controls one the tunnel or the use in multi-channel compensating system loop.
Preferably, described sampling unit further comprises:
Sample to the voltage signal of single-phase electricity in the voltage sample unit;
Current sampling unit is sampled to the current signal of single-phase electricity.
Preferably, described control unit further comprises:
Comparison module compares the phase place of voltage signal and current signal;
Memory module is stored the compound mode with the different corresponding compensation circuits of phase difference;
The control signal output module links to each other with described comparison module and memory module, receives described phase difference, and the compound mode of acquisition and the corresponding compensation circuit of described phase difference, according to the compound mode output control signal of described compensation circuit.
Preferably, described compensation circuit is one or more capacitor loop that is in parallel.
Preferably, described current sampling unit comprises inductance coil.
Preferably, described voltage sample unit comprises inductance coil and sample resistance.
The utility model has adopted the intellegent sampling control technology, can realize the variation at electrical network, the variation of electrical appliance quantity, compensate intelligently, thereby reach the purpose of saves energy, conventional economize on electricity 10%, low voltage electric network area saves energy can reach 20-30%.
Description of drawings
Fig. 1 is the structural representation of the utility model power down switch first embodiment.
Fig. 2 is the structural representation of the utility model power down switch one application implementation.
Embodiment
The utility model is sampled to the voltage and current of single-phase electricity, in real time sampled signal is analyzed comparison, and whether the use of controlling one or more compensation circuit according to comparative result realizes immediate compensation way, makes power savings approach the best.When civil power and household electrical appliance did not need to compensate, this product can be analyzed automatically, stops compensation, had stopped other product fixed compensations and than originally not using the more drawback of power consumption of electricity-saving appliance.
Below in conjunction with the drawings and the specific embodiments technical solutions of the utility model are further specified.
With reference to shown in Figure 1, be the structural representation of the utility model power down switch first embodiment.Described power down switch comprises switching circuit, also comprises:
Sample to the voltage signal of the single-phase electricity that flows to switch in voltage sample unit 11;
Compensating unit 14 comprises one or more compensation circuit, according to the control signal of the control module 13 that receives, controls one the tunnel or the use in multi-channel compensating system loop.
Wherein, described voltage sample unit 11 and current sampling unit 12 can be set to be sampling unit in the hardware configuration.
In a preferred embodiment of the present utility model, described control unit 13 further comprises:
Control signal output module 133 links to each other with described comparison module and memory module, receives described phase difference, and the compound mode of acquisition and the corresponding compensation circuit of described phase difference, according to the compound mode output control signal of described compensation circuit.
Wherein, when phase difference is 0, not compensating, is that 0 o'clock the compound mode of compensation circuit is not for comprising any compensation circuit corresponding to phase difference promptly.
When electric current and voltage can reach in the same way maximum (or minimum value) in the same way simultaneously, we are referred to as phase difference is 0, and the purpose of our compensation will make the voltage and current can be simultaneously minimum and maximum exactly.Be with one or more building-out capacitor parallel connections when phase difference is arranged, make its total capacity approach to be complementary, thereby reach the effect that approaches The optimal compensation most with electrical network and load.
Compound mode with the corresponding compensation circuit of phase difference in the utility model is to obtain according to experimental data.
With reference to shown in Figure 2, be the structural representation of the utility model power down switch one application implementation.Should use in the example, described control unit 21 is an integrated circuit (IC), certainly, should only be a kind of example with example, in fact also can adopt other mode, as long as can realize device of the present utility model, can be adopted by the utility model.
Wherein, described compensation circuit 22 is one or more capacitor loop that is in parallel, and there is shown the compensation circuit 22 that is in parallel and is constituted by first capacitor C 1, second capacitor C 2, the 3rd capacitor C 3.Certainly, the number of compensation circuit 22 can be adjusted according to actual electric network and electrical appliance situation, and the utility model is not limited this.Should use in the example, described current sampling unit 24 comprises the second inductance coil L2, and described voltage sample unit 23 comprises the 3rd inductance coil L3 and the first sample resistance R1 and the second sample resistance R2.
In Fig. 2, also comprise transformer L1, be used to obtain work exchange, bridge circuit D1 is used to obtain DC circuit, uses for control unit 21 work, the 4th capacitor C 0 is used for stable operating voltage, and the use that switch SW 1, SW2, SW3 are used for the control capacitance loop whether.
As seen, the utility model is applied to power-saving technology on the mains switch, and compensation circuit has one group and many groups, and switch of the present utility model is the product of the saves energy of family and office usefulness, and different model is arranged, and is applicable to different gross powers.
This product can use at vast rural low voltage network, can realize the especially significantly effect of saves energy.Conventional economize on electricity 10%, low voltage electric network area saves energy 20-30%.
It is to be noted; the utility model also can have other various embodiments; under the situation that does not deviate from the utility model spirit and essence thereof; those skilled in the art work as can make various corresponding changes and distortion according to the utility model, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the utility model.
Claims (6)
1. a power down switch is characterized in that, comprises switching circuit, also comprises: the sampling unit that the voltage signal and the current signal of single-phase electricity are sampled; Receive voltage signal and current signal that sampling unit obtains, according to the phase difference of described voltage signal and current signal, the control unit of output control signal; And compensating unit, comprise one or more compensation circuit, according to the control signal of the control unit that receives, control one the tunnel or the use in multi-channel compensating system loop.
2. power down switch as claimed in claim 1 is characterized in that, described sampling unit further comprises: the voltage sample unit, the voltage signal of single-phase electricity is sampled; Current sampling unit is sampled to the current signal of single-phase electricity.
3. power down switch as claimed in claim 1 is characterized in that, described control unit further comprises:
Comparison module compares the phase place of voltage signal and current signal;
Memory module is stored the compound mode with the different corresponding compensation circuits of phase difference;
The control signal output module links to each other with described comparison module and memory module, receives described phase difference, and the compound mode of acquisition and the corresponding compensation circuit of described phase difference, according to the compound mode output control signal of described compensation circuit.
4. power down switch as claimed in claim 1 is characterized in that, described compensation circuit is one or more capacitor loop that is in parallel.
5. power down switch as claimed in claim 2 is characterized in that described current sampling unit comprises inductance coil.
6. power down switch as claimed in claim 2 is characterized in that, described voltage sample unit comprises inductance coil and sample resistance.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202760571U CN201742101U (en) | 2010-07-29 | 2010-07-29 | Energy saving switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202760571U CN201742101U (en) | 2010-07-29 | 2010-07-29 | Energy saving switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201742101U true CN201742101U (en) | 2011-02-09 |
Family
ID=43557379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202760571U Expired - Fee Related CN201742101U (en) | 2010-07-29 | 2010-07-29 | Energy saving switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201742101U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111465866A (en) * | 2017-12-21 | 2020-07-28 | 罗伯特·博世有限公司 | Sensor fault detection using paired sample correlations |
-
2010
- 2010-07-29 CN CN2010202760571U patent/CN201742101U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111465866A (en) * | 2017-12-21 | 2020-07-28 | 罗伯特·博世有限公司 | Sensor fault detection using paired sample correlations |
| CN111465866B (en) * | 2017-12-21 | 2023-11-21 | 罗伯特·博世有限公司 | Sensor fault detection using paired sample correlation |
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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: 20110209 Termination date: 20130729 |