CN204886375U - Power supply circuit of fan control ware - Google Patents
Power supply circuit of fan control ware Download PDFInfo
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- CN204886375U CN204886375U CN201520323818.7U CN201520323818U CN204886375U CN 204886375 U CN204886375 U CN 204886375U CN 201520323818 U CN201520323818 U CN 201520323818U CN 204886375 U CN204886375 U CN 204886375U
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/92—Energy efficient charging or discharging systems for batteries, ultracapacitors, supercapacitors or double-layer capacitors specially adapted for vehicles
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Abstract
The utility model relates to a power supply circuit of fan control ware, include to become that rectified alternating current presses and DC voltage undulant three -phase rectifier module between 0 -60V with the alternating voltage of fan input voltage testing who is connected with three -phase rectifier module and the winding switching module of being connected with voltage testing. The three -phase alternating current of fan output becomes the rectified alternating current pressure behind the rectifier bridge, the detection and analysis of ordering to va through voltage testing divides 3 voltage regions into to output voltage, is 0 -20VDC, 20 -40VDC, 40 -60VDC respectively. Regional through the different voltages that detect, after the operational analysis of the three operational symbol amplifier of operational amplifier U1, operational amplifier U2 and operational amplifier U3, control MOS pipe Q1, MOS pipe Q2, the different operating condition of MOS pipe Q3 make the ratioturn of 3 kinds of differences of elementary and the secondary coil of transformer formation, are 1: 1, 2: 1, 3 respectively: 1 ratioturn. Thereby make the DC voltage of output, more stable, voltage conversion efficiency is higher.
Description
Technical field
The utility model relates to a kind of towards the serial new forms of energy industry of scene, especially a kind of for the power circuit in controller of fan.
Background technology
Solar energy and wind energy are inexhaustible, the green energy resource not to the utmost of use, and be the ideal novel energy in the world today, both utilizations avoid traditional energy day by day to exhaust, the breakover point that environment is day by day severe.But how the utilization solar energy of maximal efficiency and wind energy transformation are this problem of electric energy, have become the topic that the world today pays close attention to the most.For wind, spectrum row grid-connected power generation system, the high efficiency work of its core component controller plays deterministic effect to effective utilization of whole system to luminous energy and wind energy.The wind released at present both at home and abroad, the controller of spectrum row electricity generation system, general to wind energy and luminous energy power transformation transformation of energy efficiency lower.As to blower fan, solar module the voltage that produces can not rationally change into charge in batteries voltage, and the voltage produced is also stable not, and the power-converting circuit design of controller inside is unreasonable.Therefore in the urgent need to designing a kind of power-converting circuit that high efficiencyly can change into charge in batteries voltage to blower fan or solar components electricity.
Utility model content
The purpose of this utility model is in order to the voltage solving prior art apoplexy, the controller of spectrum row electricity generation system exports defect stable not, there is provided a kind of control output voltage more stable, photovoltaic conversion efficiency is higher, makes whole system utilize the power circuit of wind, controller of fan that optical energy power efficiency is higher.
To achieve these goals, the technical solution adopted in the utility model is:
A kind of power circuit of controller of fan, comprise the alternating voltage that blower fan inputs is become pulsating dc voltage and the three phase rectifier module that fluctuates between 0-60V of direct voltage, the voltage detection module of voltage detecting is carried out to tie point Va with three phase rectifier model calling and is connected with voltage detection module and the winding handover module of control voltage output area.
The power circuit of above-mentioned a kind of controller of fan, described three phase rectifier module comprises the multiple rectifier diodes be connected with the triple line of blower fan input, and multiple rectifier diode parallel connection forms three-phase commutation bridge.
The power circuit of above-mentioned a kind of controller of fan, described voltage detection module comprises and being connected in series and the resistance RA of ground connection and resistance RB with described three-phase commutation bridge output, circuit between resistance RA and resistance RB is connected in parallel to multiple operational amplifier, be respectively operational amplifier U1, operational amplifier U2 and operational amplifier U3, operational amplifier one end and the circuit connection point between resistance RA, resistance RB are Vb.
The power circuit of above-mentioned a kind of controller of fan, described winding handover module comprises multiple the metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2 and the metal-oxide-semiconductor Q3 that are connected with described operational amplifier U1, operational amplifier U2 and operational amplifier U3 respectively, and the other end of described metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2 and metal-oxide-semiconductor Q3 is connected with the primary coil of the transformer of voltage output end respectively.
The power circuit of above-mentioned a kind of controller of fan, described Vb place can produce different magnitudes of voltage, excursion is 0-60Vdc, operational amplifier U1, operational amplifier U2 and operational amplifier U3 can be excited output high level signal successively, now metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2 and metal-oxide-semiconductor Q3 are also excited successively with the high level signal output of operational amplifier, thus make metal-oxide-semiconductor be in conducting state successively, and then make formation loop, whole blower voltage importation.
The power circuit of above-mentioned a kind of controller of fan, when operational amplifier U1 exports high level, operational amplifier U2, operational amplifier U3 output low level, described metal-oxide-semiconductor Q1 conducting, metal-oxide-semiconductor Q2, metal-oxide-semiconductor Q3 are in cut-off state, the primary and secondary turn ratio 1: 1 of transformer.
The power circuit of above-mentioned a kind of controller of fan, when operational amplifier U2 exports high level, operational amplifier U1, operational amplifier U3 output low level, described metal-oxide-semiconductor Q2 is excited and is in conducting state, metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q3 are in cut-off state, the primary and secondary turn ratio 2: 1 of transformer.
The power circuit of above-mentioned a kind of controller of fan, when operational amplifier U3 exports high level, operational amplifier U1, operational amplifier U2 output low level, described metal-oxide-semiconductor Q3 is excited and is in conducting state, metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2 are in cut-off state, the primary and secondary turn ratio 3: 1 of transformer.
The beneficial effects of the utility model are: the three-phase alternating current that blower fan exports becomes pulsating dc voltage after rectifier bridge, and scope is 0-60VDC, by the detection analysis of voltage detection module to Va point, 3 voltage regime are divided into output voltage, be respectively 0-20VDC, 20-40VDC, 40-60VDC.By the different voltage regime detected, after operational amplifier U1, operational amplifier U2 and operational amplifier U3 tri-operator amplifier operational are analyzed, control metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2, metal-oxide-semiconductor Q3 different operating state, primary and secondary coil is made to form 3 kinds of different turn ratios, be respectively 1: 1, the turn ratio of 2: 1,3: 1.Thus make the direct voltage of output, namely charge in batteries voltage, more stable, and photovoltaic conversion efficiency is higher, thus make whole system utilize the efficiency of wind, optical energy power higher.
Accompanying drawing explanation
Fig. 1 is model calling figure of the present utility model;
Fig. 2 is circuit diagram of the present utility model.
Embodiment
Further understand for making to have architectural feature of the present utility model and effect of reaching and be familiar with, coordinate detailed description in order to preferred embodiment and accompanying drawing, be described as follows:
As shown in Figure 1 to Figure 2, a kind of power circuit of controller of fan, comprise the alternating voltage that blower fan inputs is become pulsating dc voltage and the three phase rectifier module that fluctuates between 0-60V of direct voltage, the voltage detection module of voltage detecting is carried out to tie point Va with three phase rectifier model calling and is connected with voltage detection module and the winding handover module of control voltage output area.
Three phase rectifier module comprises the multiple rectifier diodes be connected with the triple line of blower fan input, multiple rectifier diode parallel connection forms three-phase commutation bridge, voltage detection module comprises and being connected in series and the resistance RA of ground connection and resistance RB with described three-phase commutation bridge output, circuit between resistance RA and resistance RB is connected in parallel to multiple operational amplifier U1, operational amplifier U2 and operational amplifier U3, operational amplifier one end and the circuit connection point between resistance RA, resistance RB are Vb.
Winding handover module comprise multiple respectively with described operational amplifier U1, the metal-oxide-semiconductor Q1 that operational amplifier U2 and operational amplifier U3 connects, metal-oxide-semiconductor Q2 and metal-oxide-semiconductor Q3, described metal-oxide-semiconductor Q1, the other end of metal-oxide-semiconductor Q2 and metal-oxide-semiconductor Q3 is connected with the primary coil of the transformer of voltage output end respectively, Vb place can produce different magnitudes of voltage, excursion is 0-60Vdc, operational amplifier U1, operational amplifier U2 and operational amplifier U3 can be excited output high level signal successively, now metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2 and metal-oxide-semiconductor Q3 is also excited successively with the high level signal output of operational amplifier, thus make metal-oxide-semiconductor be in conducting state successively, and then make formation loop, whole blower voltage importation.
Wind-driven generator promotes generating through wind energy, exports three-phase alternating current, and after the three-phase commutation bridge formed via 6 rectifier diodes such as D1-D6, alternating voltage is become pulsating dc voltage, and the pulsating dc voltage scope of output fluctuates between 0-60V.When voltage detection module detects the voltage of Va point in 0-20VDC scope, now Q1MOS pipe is in conducting state, other two metal-oxide-semiconductors Q2, Q3 are closed condition, and now primary is 1: 1 with secondary winding turns ratio, export the charge in batteries voltage of DC24V.When voltage detection module detects the voltage of Va point in 20-40VDC scope, now Q2MOS pipe is in conducting state, other two metal-oxide-semiconductors Q1, Q3 are closed condition, and now primary is 2: 1 with secondary winding turns ratio, export the charge in batteries voltage of DC24V.When voltage detection module detects Va point voltage in 40-60VDC scope, now Q3MOS pipe is in conducting state, and other two metal-oxide-semiconductors Q1, Q2 are closed condition.Now primary is 3: 1 with secondary winding turns ratio, exports the charge in batteries voltage of DC24V.
Wind-driven generator output AC voltage, after rectification circuit, alternating current becomes Rectified alternating current, and now Va point has voltage to be detected, and there is branch pressure voltage value at Vb place, and size is Vb=RB/ (RA+RB) * Va, and concrete condition is as follows:
1. when the magnitude of voltage of Va point is 0-20V, the range of voltage values at Vb place is 0-RB/ (RA+RB) * 20V, now magnitude of voltage Vb < Vin1, Vb < Vin2, Vb < Vin3, operational amplifier U1 exports high level, operational amplifier U2, operational amplifier U3 output low level.
2. when the magnitude of voltage of Va point is 20-40V, the range of voltage values at Vb place is RB/ (RA+RB) * 20V ~ RB/ (RA+RB) * 40V, now magnitude of voltage Vb > Vin1, Vb > Vin2, Vb < Vin3, operational amplifier U2 exports high level, operational amplifier U1, operational amplifier U3 output low level.
3. when the magnitude of voltage of Va point is 40-60V, the range of voltage values at Vb place is RB/ (RA+RB) * 40V ~ RB/ (RA+RB) * 60V, now magnitude of voltage Vb > Vin1, Vb > Vin2, Vb > Vin3, operational amplifier U2, operational amplifier U3 export high level, operational amplifier U1 output low level.Again because be connected with a PNP triode between operational amplifier U2 and operational amplifier U3, when operational amplifier U3 exports high level, excite transistor emitter and collector electrode to be in conducting state, now operational amplifier U2 output is still low level.Therefore operational amplifier U3 exports high level.Operational amplifier U1, operational amplifier U2 output low level.
After wind-driven generator output voltage, Vb place can produce different magnitudes of voltage, excursion is 0-60Vdc, operational amplifier U1, operational amplifier U2 and operational amplifier U3 can be excited output high level signal successively, now Q1, Q2 and Q3 tri-metal-oxide-semiconductors are also excited successively with the high level signal output of operational amplifier, thus make pipe be in conducting state successively, and then make formation loop, whole blower voltage importation, concrete condition is as follows:
1., when operational amplifier U1 exports high level, operational amplifier U2, operational amplifier U3 output low level, now Q1 is excited and is in conducting state, and Q2, Q3 are in cut-off state, the primary and secondary turn ratio 1: 1 of transformer.
2., when operational amplifier U2 exports high level, operational amplifier U1, operational amplifier U3 output low level, now Q2 is excited and is in conducting state, and Q1, Q3 are in cut-off state, the primary and secondary turn ratio 2: 1 of transformer.
3., when operational amplifier U3 exports high level, operational amplifier U1, operational amplifier U2 output low level, now Q3 is excited and is in conducting state, and Q1, Q2 are in cut-off state, the primary and secondary turn ratio 3: 1 of transformer.
Circuit function table of the present utility model is as follows:
Circuit function table
| Va value | U1 | U2 | U3 | Q1 | Q2 | Q3 | Elementary, number of secondary turns ratio |
| 0-20V | High level | Low level | Low level | Conducting | Cut-off | Cut-off | 1∶1 |
| 20-40V | Low level | High level | Low level | Cut-off | Conducting | Cut-off | 2∶1 |
| 40-60V | Low level | Low level | High level | Cut-off | Cut-off | Conducting | 3∶1 |
The three-phase alternating current that blower fan exports becomes pulsating dc voltage after rectifier bridge, and scope is 0-60VDC, by the detection analysis of voltage detection module to Va point, is divided into 3 voltage regime, is respectively 0-20VDC, 20-40VDC, 40-60VDC to output voltage.By the different voltage regime detected, after operational amplifier U1, operational amplifier U2 and operational amplifier U3 tri-operator amplifier operational are analyzed, control metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2, metal-oxide-semiconductor Q3 different operating state, primary and secondary coil is made to form 3 kinds of different turn ratios, be respectively 1: 1, the turn ratio of 2: 1,3: 1.Thus make the direct voltage of output, namely charge in batteries voltage, more stable, and photovoltaic conversion efficiency is higher, thus make whole system utilize the efficiency of wind, optical energy power higher.
More than show and describe general principle of the present utility model, principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not by the restriction of above-mentioned enforcement side; the just principle of the present utility model described in above-described embodiment and specification; under the prerequisite not departing from the utility model spirit and scope, the utility model also has various changes and modifications, and these changes and improvements all fall in claimed scope of the present utility model.The protection range that the utility model requires is defined by appending claims and equivalent thereof.
Claims (8)
1. the power circuit of a controller of fan, it is characterized in that, comprise the alternating voltage that blower fan inputs is become pulsating dc voltage and the three phase rectifier module that fluctuates between 0-60V of direct voltage, the voltage detection module of voltage detecting is carried out to tie point Va with three phase rectifier model calling and is connected with voltage detection module and the winding handover module of control voltage output area.
2. the power circuit of a kind of controller of fan according to claim 1, is characterized in that, described three phase rectifier module comprises the multiple rectifier diodes be connected with the triple line of blower fan input, and multiple rectifier diode parallel connection forms three-phase commutation bridge.
3. the power circuit of a kind of controller of fan according to claim 2, it is characterized in that, described voltage detection module comprises and being connected in series and the resistance RA of ground connection and resistance RB with described three-phase commutation bridge output, circuit between resistance RA and resistance RB is connected in parallel to multiple operational amplifier, be respectively operational amplifier U1, operational amplifier U2 and operational amplifier U3, operational amplifier one end and the circuit connection point between resistance RA, resistance RB are Vb.
4. the power circuit of a kind of controller of fan according to claim 3, it is characterized in that, described winding handover module comprises multiple the metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2 and the metal-oxide-semiconductor Q3 that are connected with described operational amplifier U1, operational amplifier U2 and operational amplifier U3 respectively, and the other end of described metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2 and metal-oxide-semiconductor Q3 is connected with the primary coil of the transformer of voltage output end respectively.
5. the power circuit of a kind of controller of fan according to claim 4, it is characterized in that, described Vb place can produce different magnitudes of voltage, excursion is 0-60Vdc, operational amplifier U1, operational amplifier U2 and operational amplifier U3 can be excited output high level signal successively, now metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2 and metal-oxide-semiconductor Q3 are also excited successively with the high level signal output of operational amplifier, thus make metal-oxide-semiconductor be in conducting state successively, and then make formation loop, whole blower voltage importation.
6. the power circuit of a kind of controller of fan according to claim 5, it is characterized in that, when operational amplifier U1 exports high level, operational amplifier U2, operational amplifier U3 output low level, described metal-oxide-semiconductor Q1 conducting, metal-oxide-semiconductor Q2, metal-oxide-semiconductor Q3 are in cut-off state, the primary and secondary turn ratio 1: 1 of transformer.
7. the power circuit of a kind of controller of fan according to claim 5, it is characterized in that, when operational amplifier U2 exports high level, operational amplifier U1, operational amplifier U3 output low level, described metal-oxide-semiconductor Q2 is excited and is in conducting state, metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q3 are in cut-off state, the primary and secondary turn ratio 2: 1 of transformer.
8. the power circuit of a kind of controller of fan according to claim 5, it is characterized in that, when operational amplifier U3 exports high level, operational amplifier U1, operational amplifier U2 output low level, described metal-oxide-semiconductor Q3 is excited and is in conducting state, metal-oxide-semiconductor Q1, metal-oxide-semiconductor Q2 are in cut-off state, the primary and secondary turn ratio 3: 1 of transformer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520323818.7U CN204886375U (en) | 2015-05-14 | 2015-05-14 | Power supply circuit of fan control ware |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520323818.7U CN204886375U (en) | 2015-05-14 | 2015-05-14 | Power supply circuit of fan control ware |
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| Publication Number | Publication Date |
|---|---|
| CN204886375U true CN204886375U (en) | 2015-12-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520323818.7U Expired - Fee Related CN204886375U (en) | 2015-05-14 | 2015-05-14 | Power supply circuit of fan control ware |
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| CN (1) | CN204886375U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105006875A (en) * | 2015-05-14 | 2015-10-28 | 浙江风生节能科技有限公司 | Power supply circuit of fan blower controller |
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2015
- 2015-05-14 CN CN201520323818.7U patent/CN204886375U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105006875A (en) * | 2015-05-14 | 2015-10-28 | 浙江风生节能科技有限公司 | Power supply circuit of fan blower controller |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151216 Termination date: 20160514 |