CN102403774A - Power source applied in thermoelectric element - Google Patents
Power source applied in thermoelectric element Download PDFInfo
- Publication number
- CN102403774A CN102403774A CN2010105996773A CN201010599677A CN102403774A CN 102403774 A CN102403774 A CN 102403774A CN 2010105996773 A CN2010105996773 A CN 2010105996773A CN 201010599677 A CN201010599677 A CN 201010599677A CN 102403774 A CN102403774 A CN 102403774A
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- China
- Prior art keywords
- power
- thermoelectric element
- power supply
- element according
- battery
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0067—Converter structures employing plural converter units, other than for parallel operation of the units on a single load
- H02M1/007—Plural converter units in cascade
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/14—Arrangements for reducing ripples from dc input or output
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/42—Circuits or arrangements for compensating for or adjusting power factor in converters or inverters
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M7/00—Conversion of ac power input into dc power output; Conversion of dc power input into ac power output
- H02M7/02—Conversion of ac power input into dc power output without possibility of reversal
- H02M7/04—Conversion of ac power input into dc power output without possibility of reversal by static converters
- H02M7/12—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M7/21—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M7/217—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M7/219—Conversion of ac power input into dc power output without possibility of reversal by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only in a bridge configuration
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10N10/00—Thermoelectric devices comprising a junction of dissimilar materials, i.e. devices exhibiting Seebeck or Peltier effects
- H10N10/80—Constructional details
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Double-Layer Capacitors Or The Like (AREA)
- Secondary Cells (AREA)
- Dc-Dc Converters (AREA)
Abstract
The invention discloses a power source applied in a thermoelectric element. The power source comprises a DC power source unit applied for converting AC power input from the outside into DC power, a charging device for charging the DC power provided for the DC power unit, a control unit for monitoring the charging state of the charging device so as to control the charging device according to the charging state and further control the on-off operation of the DC power source unit. The thermoelectric element requiring large volume can be stably supplied with stable DC power. The manufacturing cost of the power source is also reduced.
Description
The cross reference of related application
That the application requires to submit on September 15th, 2010, title is the rights and interests of the korean patent application No.10-2010-0090697 of " Power Supply For Thermoelectric Element ", and the full content of this application is integrated among the application as a reference.
Technical field
The present invention relates to be used for the power supply of thermoelectric element.
Background technology
Usually, as the power supply of the thermoelectric element that is used for cold and hot equipment, for the switched-mode power supply (SMPS) of stable state DC power supply has obtained application.
Switched-mode power supply (SMPS) is that the AC power that commercial power is provided is changed so that be applicable to the modular type power supply of various device (such as computer, communication equipment, household electrical appliance etc.).In addition, switched-mode power supply (SMPS) uses the high-speed power semiconductor to carry out ON/OFF control with high frequency, and uses rectification and smoothing circuit to obtain various stable dc voltages.
Consider the characteristic of thermoelectric element, thermoelectric element does not use AC power and is to use the reason of stable state DC power is will be always its surface to be remained hot side and its another surface is remained cold side.
If with AC power but not DC power imposes on thermoelectric element, then sense of current is not constant but changes, and the hot side and the cold side of thermoelectric element just are changed like this, thereby per second all imposes on thermoelectric element with thermal shock.
In this case, the reliability of thermoelectric element has been lowered, and does not perhaps produce the hot difference (it is the characteristic of thermoelectric element) between the thermoelectric element two ends.
For this reason; As stated; In order stably a surface of thermoelectric element to be remained hot side and its another surface to be remained cold side, will have stably the switched-mode power supply of the built-in constant current circuit of holding current (SMPS) as the power supply of thermoelectric element.
Yet, to be operated with when thermoelectric element provides power, switched-mode power supply (SMPS) needs big power.
For example, if switched-mode power supply (SMPS) is transformed into 5 ℃ with the water of 0.4L/min from 25 ℃, then need the power consumption of about 1kW.In other words, in the situation of 1.5L/min water, need to surpass the power consumption of 3kW.
Like this, switched-mode power supply (SMPS) just needs big power, and the transformer in the switched-mode power supply (SMPS) also can be changed a large amount of power.
It is quite expensive needing powerful transformer, and this is the factor that increases the cost of switched-mode power supply (SMPS).
Therefore, need a kind of power supply that the cheapness of stable state DC power can stably be provided to the powerful thermoelectric element of needs.
Summary of the invention
The present invention is devoted to provide a kind of power supply that is used for thermoelectric element, and this power supply can provide cheap and stable stable state DC power when the powerful thermoelectric element of needs provides power.
The power supply that is used for thermoelectric element according to the preferred embodiment of the present invention comprises: the DC power subsystem is used for the AC power transfer of the input from the outside is become DC power; Charging device is used to the DC power charging that provides from the DC power subsystem; And control unit, the charged state that is used to monitor charging device is to control charging device and to carry out the control to the opening and closing operation of DC power subsystem according to charged state.
The DC power subsystem can comprise: rectifier is used for the AC power of the input from the outside is carried out full-wave rectification the AC power transfer is become to have the DC power of full-wave rectifier waveform; The DC-DC transducer is used for the full-wave rectifier waveform transformation is become square wave; The pulsewidth that pulse-width modulation, this pulse-width modulation comprise semiconductor equipment and control square wave according to the switching speed of semiconductor equipment is to generate the waveform of DC power; The frequency of square wave is operated and controlled according to the switching speed of semiconductor equipment to pulse frequency modulated, this pulse frequency modulated to generate the waveform of DC power under the control of pulse-width modulation; And transformer, be used to promote or reduce the DC power of square wave with the pulse-width modulation of receiving and pulse frequency modulated.
This transformer can be to have the low capacity transformer that the conversion of about 100W power capacity is provided.
The DC power subsystem can also comprise that the front end that is installed in rectifier is with the electromagnetic interference of removal AC power and the line filter of noise.
The DC power subsystem can also comprise: power factor control, this power factor control is installed between rectifier and the DC-DC transducer, and when carrying out full-wave rectification through rectifier the power controlling factor to minimize the phase loss of AC power; And anti-reverse electric current diode, this anti-reverse electric current diode is installed between power factor control and the DC-DC transducer to prevent that electric current from flowing into power factor control.
The DC power subsystem can also comprise full switch, and this full switch is used for the operation of On/Off DC power subsystem under the control of control unit.
Rectifier can comprise the bridge full wave rectifier circuit, and four diodes connect into bridge shape in this bridge full wave rectifier circuit.
Charging device can comprise: charging circuit is used for becoming battery charge power with the control charging DC power transfer from the input of DC power subsystem; Battery is used for charging through the power that charging circuit provides and the power after the charging being discharged; And the charged state detector, be used for the charged state of monitoring battery.
Charging device can also comprise display unit, and this display unit is used to show the charged state of battery.
Battery can be that high power capacity charging capacitor and high power capacity charging capacitor can be double electric layer capacitor (EDLC).
This battery can be that secondary cell and this battery can be capacitors.
Control unit can be controlled the charge volume that the charged state detector detects battery.
When detected battery charge volume was maximum settings, control unit can be closed the operation of DC power subsystem, and when detected battery charge volume be minimum settings or more hour, control unit can be opened the operation of DC power subsystem.
Description of drawings
Fig. 1 is the block diagram that is used for the power supply of thermoelectric element according to the preferred embodiment of the present invention;
Fig. 2 is the detailed diagram of DC power subsystem shown in Figure 1; And
Fig. 3 is the detailed diagram of charhing unit shown in Figure 1.
Embodiment
With reference to the description of accompanying drawing to execution mode, various purposes of the present invention, feature and advantage will become obvious through following.
Employed term and word should not be construed as limited to common implication or dictionary definition in this specification and claims, have implication and the notion relevant with technical scope of the present invention and should be interpreted as with the principle of describing the best approach of the embodiment of the present invention that he or she knows the most rightly based on the notion that the inventor can suitably define term.
According to following detailed, will be expressly understood above-mentioned and other target of the present invention, feature and advantage in conjunction with accompanying drawing more.In specification, parts in whole accompanying drawings add Reference numeral, should be noted that similar Reference numeral representes similar parts, even parts are illustrated in different figure.In addition, when confirming to blur purport of the present invention, will omit this detailed description to the detailed description of the known technology relevant with the present invention.
Hereinafter, will describe in detail according to preferred implementation of the present invention with reference to accompanying drawing.
Fig. 1 is the block diagram that is used for the power supply of thermoelectric element according to the preferred embodiment of the present invention.
With reference to figure 1, be configured to comprise DC power subsystem 10, charhing unit 20 and control unit 30 according to the power supply that is used for thermoelectric element 1 of exemplary embodiment of the invention.
The AC power transfer that DC power subsystem 10 will be failed the input from the outside becomes DC power, and the DC power after 20 pairs of conversions of charhing unit charges.
In this situation, the DC power after the charging is provided for thermoelectric element 2.
The charged state of control unit 30 monitoring charhing units 20 is to control charhing unit 20 and to control the On/Off operation of DC power subsystem 10 according to charged state.
Fig. 2 is the detailed diagram of DC power subsystem shown in Figure 1.
With reference to figure 2, DC power subsystem 10 is configured to comprise line filter 11, rectifier 12, power factor control (PFC) 13, anti-reverse electric current diode 14, DC-DC transducer 15, transformer 16, pulse-width modulation (PWM) 17, pulse frequency modulated (PFM) 18 and full switch 19.
Line filter 11 is removed the interference and the noise of the unwanted electromagnetic signal of the AC power supplies of input from the outside.
For example can using, EMI FILTER is used as line filter 11.
The AC power of 12 pairs of inputs from the outside of rectifier is carried out full-wave rectification and is converted thereof into the DC power with full-wave rectifier waveform.
In this situation, rectifier 12 is implemented as and comprises the bridge full wave rectifier circuit, and in this bridge full wave rectifier circuit, four diodes connect into bridge shape.This bridge full wave rectifier circuit carries out full-wave rectification to the AC power with positive negative direction periodic variation, and converts thereof into the DC power with its waveform of full-wave rectification in a direction.
The phase loss that power factor control (PFC) 13 power controlling factors cause with current waveform and the phase difference between the voltage waveform that when carrying out full-wave rectifications through rectifier 12, minimizes because of AC power.
In this situation, flow among power factor control (PFC) 13 for fear of electric current, can anti-reverse electric current diode 14 be arranged between power factor control (PFC) 13 and the DC-DC transducer 15, this will be described below.
DC-DC transducer 15 becomes square wave with the full-wave rectifier waveform transformation, so that will have the DC power that the DC power transfer of whole rectifier waveforms of irregular size becomes to have fixed size.
For example can using, quasi-resonance inverse-excitation type transducer (quasi-resonant flyback converter), forward converter, full-bridge converters and semi-bridge convertor etc. are used as DC-DC transducer 15.
Simultaneously, the square wave of in DC-DC transducer 15, being changed can be controlled the width and the frequency of square wave through pulse-width modulation (PWM) 17 and pulse frequency modulated (PFM) 18, and this will be described below.
Particularly, pulse-width modulation (PWM) 17 comprises semiconductor equipment and controls the pulsewidth of voltage in the square wave or current waveform according to the switching speed of semiconductor equipment.
On the other hand, pulse frequency modulated (PFM) 18 controls the frequency of voltage in the square wave or current waveform according to the switching speed of semiconductor equipment.
Therefore, in order to generate the DC power with expectation square wave, the pulsewidth of the square wave of being changed through DC-DC transducer 15 is controlled by pulse-width modulation (PWM) 17 and pulse frequency modulated (PFM) 18 with pulse frequency.
In this situation, at first carry out pulse-width modulation by pulse-width modulation (PWM) 17, carry out FREQUENCY CONTROL by pulse frequency modulated (PFM) 18 according to the control of pulse-width modulation (PWM) 17 when needing then.
Transformer 16 promotes or reduces DC power, and this DC power has the output voltage waveforms that is generated that will be controlled to predetermined size.
Being furnished with the transformer 16 of main coil and secondary coil can control lifting and reduce size through the turn ratio (turning ratio) of main coil and secondary coil.
In this situation, can use to have the low capacity transformer that the conversion of about 100W power capacity can be provided and be used as according to transformer 16 of the present invention.
In order to thermoelectric element high-capacity power to be provided, this is starkly lower than the conversion capacity that 3kW at least or more power are provided in the prior art.
Fig. 3 is the detailed diagram of charhing unit shown in Figure 1.
With reference to Fig. 3, charhing unit 20 is configured to comprise charging circuit 21, is used for becoming battery charge power with the control charging DC power transfer from 10 inputs of DC power subsystem; Battery 22, be used for to the power that offers thermoelectric element through charging circuit 21 charge and to the charging after power discharge; And charged state detector 23, be used for the charged state of monitoring battery 22.
In this configuration, battery 22 uses the chargeable capacitor of high power capacity.For example can using, double electric layer capacitor (EDLC) is used as the chargeable capacitor of high power capacity.
In addition, can use secondary cell or capacitor to be used as battery 22.
Condition tester for battery 23 periodically detects the capacity of battery 22 and it is offered control unit 30, so that the charged state of monitoring battery 22.
Simultaneously, charhing unit 20 can also comprise the display unit (not shown), is used to show the charged state of battery 22.
Refer again to Fig. 1, control unit 30 is controlled DC power subsystem 10 and charhing unit 20 according to the charged state of the battery 22 that charhing unit 20 is provided.
Particularly, control unit 30 can be controlled charged state detector 23 to detect the charge volume of battery 22.
Then, control unit 30 is controlled the operation of full switch 19 with On/Off DC power subsystem 10 according to the charge volume of detected battery 22.
For example, when the charge volume of detected battery 22 was maximum settings, control unit 30 control full switch 19 were closed the operation of DC power subsystem 10 so that no longer be provided at the DC power that is recharged in the battery 22.
On the contrary, when the charge volume of detected battery 22 be minimum settings or more hour, control unit 30 control full switch 19 are opened the operation of DC power subsystems 10 so that DC power is provided and charging in battery 22 to battery 22.
As stated; The power supply 1 that is used for thermoelectric element can use the low capacity transformer 16 with little conversion capacity to reduce manufacturing cost; And the power to 16 conversion of transformer charges in the high-capacity battery 22 of charhing unit 20, thereby can stably stable state DC be provided power to the powerful thermoelectric element of needs.
The present invention includes the chargeable double electric layer capacitor of big capacity (EDLC), thereby big capacity stable state DC power supply can stably be provided.
In addition, the present invention can use the cheap transformer with little conversion capacity to replace expensive transformer, thereby can save manufacturing cost.
Though the purpose from illustrating discloses the execution mode of the present invention about touch pad; But those skilled in the art should recognize; Under the situation that does not deviate from the disclosed scope of the invention and spirit in the appended claims, can make various modification, interpolation and replacement.Therefore, these modifications, interpolation and replacement also should fall in the scope of the present invention.
Claims (15)
1. power supply that is used for thermoelectric element, this power supply comprises:
DC power subsystem, this DC power subsystem are used for the AC power transfer of the input from the outside is become DC power;
Charging device, this charging device are used to the said DC power that provides from said DC power subsystem and charge; And
The charged state that control unit, this control unit are used to monitor said charging device is to control said charging device and to carry out the control to the opening and closing operation of said DC power subsystem according to said charged state.
2. the power supply that is used for thermoelectric element according to claim 1, wherein, said DC power subsystem comprises:
Rectifier, this rectifier are used for the said AC power of the input from the outside is carried out full-wave rectification said AC power transfer is become to have the DC power of full-wave rectifier waveform;
DC-DC transducer, this DC-DC transducer are used for said full-wave rectifier waveform transformation is become square wave;
The pulsewidth that pulse-width modulation, this pulse-width modulation comprise semiconductor equipment and control said square wave according to the switching speed of said semiconductor equipment is to generate the waveform of said DC power;
Pulse frequency modulated, this pulse frequency modulated under the control of said pulse-width modulation, operate and the frequency of controlling said square wave according to the switching speed of said semiconductor equipment to generate the waveform of said DC power; And
Transformer, this transformer are used to promote or reduce the said DC power with the square wave that receives said pulse-width modulation and said pulse frequency modulated.
3. the power supply that is used for thermoelectric element according to claim 2, wherein, said transformer is to have the low capacity transformer that the conversion of about 100W power capacity can be provided.
4. the power supply that is used for thermoelectric element according to claim 2, wherein, said DC power subsystem comprises that also the front end that is installed in said rectifier is to be used to remove the electromagnetic interference of said AC power and the line filter of noise.
5. the power supply that is used for thermoelectric element according to claim 2, wherein, said DC power subsystem also comprises:
Power factor control, this power factor control is installed between said rectifier and the said DC-DC transducer, and when carrying out said full-wave rectification through said rectifier the power controlling factor to minimize the phase loss of said AC power; And
Anti-reverse electric current diode, this anti-reverse electric current diode are installed between said power factor control and the said DC-DC transducer to prevent that electric current from flowing into said power factor control.
6. the power supply that is used for thermoelectric element according to claim 2, wherein, said DC power subsystem also is included in the full switch of the operation of the said DC power subsystem of On/Off under the control of said control unit.
7. the power supply that is used for thermoelectric element according to claim 2, wherein, said rectifier comprises the bridge full wave rectifier circuit, in this bridge full wave rectifier circuit, four diodes connect into bridge shape.
8. the power supply that is used for thermoelectric element according to claim 1, wherein, said charging device comprises:
Charging circuit, this charging circuit are used for becoming battery charge power with the control charging DC power transfer from said DC power subsystem input;
Battery, this battery are used for charging through the power that said charging circuit provides and the power after the charging being discharged; And
The charged state detector, this charged state detector is used to monitor the charged state of said battery.
9. the power supply that is used for thermoelectric element according to claim 8, wherein, said charging device also comprises the display unit of the charged state that is used to show said battery.
10. the power supply that is used for thermoelectric element according to claim 8, wherein, said battery is the high power capacity charging capacitor.
11. the power supply that is used for thermoelectric element according to claim 10, wherein, said high power capacity charging capacitor is a double electric layer capacitor.
12. the power supply that is used for thermoelectric element according to claim 8, wherein, said battery is a secondary cell.
13. the power supply that is used for thermoelectric element according to claim 8, wherein, said battery is a capacitor.
14. the power supply that is used for thermoelectric element according to claim 8, wherein, said control unit is controlled said charged state detector to detect the charge volume of said battery.
15. the power supply that is used for thermoelectric element according to claim 14; Wherein, When detected battery charge volume is maximum settings; Said control unit is closed the operation of said DC power subsystem, and when detected battery charge volume be minimum settings or more hour, said control unit is opened the operation of said DC power subsystem.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2010-0090697 | 2010-09-15 | ||
| KR1020100090697A KR20120028694A (en) | 2010-09-15 | 2010-09-15 | Power supply for thermoelectric element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102403774A true CN102403774A (en) | 2012-04-04 |
Family
ID=45885683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105996773A Pending CN102403774A (en) | 2010-09-15 | 2010-12-14 | Power source applied in thermoelectric element |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2012065531A (en) |
| KR (1) | KR20120028694A (en) |
| CN (1) | CN102403774A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104143851A (en) * | 2014-08-07 | 2014-11-12 | 镇江洋溢汽车部件有限公司 | Electric vehicle charging device |
| CN107589766A (en) * | 2017-10-26 | 2018-01-16 | 长沙拓扑陆川新材料科技有限公司 | A kind of self-powered temperature control method |
| CN107747807A (en) * | 2017-10-24 | 2018-03-02 | 长沙拓扑陆川新材料科技有限公司 | A kind of bathtub of temperature self-adaptation |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101424770B1 (en) * | 2013-03-21 | 2014-08-01 | 최병규 | Power supply apparatus |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1137600A (en) * | 1997-07-14 | 1999-02-12 | Aisin Seiki Co Ltd | Power source for peltier element |
| JP2004274875A (en) * | 2003-03-07 | 2004-09-30 | Yamaha Motor Co Ltd | Charging apparatus for motor vehicle |
| CN2882081Y (en) * | 2006-02-27 | 2007-03-21 | 邓小龙 | High power energency power supply for input circuit equipment with rectifier filter power supply |
| JP2008263669A (en) * | 2007-04-10 | 2008-10-30 | Sony Corp | Electronic equipment, electric equipment, sub-power supply unit, power supply system, and sub-power supply control method |
| CN201207614Y (en) * | 2008-05-16 | 2009-03-11 | 深圳市瑞虹达电气有限公司 | Full load flexible switch power supply control circuit |
| CN101697454A (en) * | 2009-10-30 | 2010-04-21 | 北京航星力源科技有限公司 | Grid drive circuit of insulated grid device |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000353830A (en) * | 1999-06-10 | 2000-12-19 | Daikin Ind Ltd | Method and device for driving peltier element |
-
2010
- 2010-09-15 KR KR1020100090697A patent/KR20120028694A/en not_active Application Discontinuation
- 2010-12-09 JP JP2010274448A patent/JP2012065531A/en active Pending
- 2010-12-14 CN CN2010105996773A patent/CN102403774A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1137600A (en) * | 1997-07-14 | 1999-02-12 | Aisin Seiki Co Ltd | Power source for peltier element |
| JP2004274875A (en) * | 2003-03-07 | 2004-09-30 | Yamaha Motor Co Ltd | Charging apparatus for motor vehicle |
| CN2882081Y (en) * | 2006-02-27 | 2007-03-21 | 邓小龙 | High power energency power supply for input circuit equipment with rectifier filter power supply |
| JP2008263669A (en) * | 2007-04-10 | 2008-10-30 | Sony Corp | Electronic equipment, electric equipment, sub-power supply unit, power supply system, and sub-power supply control method |
| CN201207614Y (en) * | 2008-05-16 | 2009-03-11 | 深圳市瑞虹达电气有限公司 | Full load flexible switch power supply control circuit |
| CN101697454A (en) * | 2009-10-30 | 2010-04-21 | 北京航星力源科技有限公司 | Grid drive circuit of insulated grid device |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104143851A (en) * | 2014-08-07 | 2014-11-12 | 镇江洋溢汽车部件有限公司 | Electric vehicle charging device |
| CN107747807A (en) * | 2017-10-24 | 2018-03-02 | 长沙拓扑陆川新材料科技有限公司 | A kind of bathtub of temperature self-adaptation |
| CN107589766A (en) * | 2017-10-26 | 2018-01-16 | 长沙拓扑陆川新材料科技有限公司 | A kind of self-powered temperature control method |
Also Published As
| Publication number | Publication date |
|---|---|
| KR20120028694A (en) | 2012-03-23 |
| JP2012065531A (en) | 2012-03-29 |
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Application publication date: 20120404 |