CN205401031U - Photovoltaic water pump system - Google Patents
Photovoltaic water pump system Download PDFInfo
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- CN205401031U CN205401031U CN201620140254.8U CN201620140254U CN205401031U CN 205401031 U CN205401031 U CN 205401031U CN 201620140254 U CN201620140254 U CN 201620140254U CN 205401031 U CN205401031 U CN 205401031U
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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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
Abstract
The utility model relates to a photovoltaic water pump system, including photovoltaic array, pump control ware and pump combination, the pump control ware includes electrical unit and motor control unit, and electrical unit includes solar energy power module and battery power module, and solar energy power module links to each other with photovoltaic array for convert light energy to electric energy, hold battery power -supply module and connect the battery, solar energy power module and hold and be connected with the module of charging between the battery power -supply module, motor control unit includes motor driver module and motor adjusting module, the utility model discloses a solar energy power supply is given first place to, the pump control system of storage battery power supply for assisting, and when storage battery microcomputer was not enough, storage battery charging can be given by oneself to solar energy, can save the inferior scalar sum time that the user gave storage battery charging like this, had also improved the the use of solar energy of system simultaneously and had rateed.
Description
Technical field
This utility model belongs to water pump control field, relates to a kind of photovoltaic water pump system.
Background technology
The constantly progressive development bringing photovoltaic water pump industry of Application of Solar Energy technology and photovoltaic power generation technology.Photovoltaic water pump is shown up prominently in irrigating industry, and obtains the favor of considerable developing country.
The operation principle of photovoltaic water pump system is to utilize the electric power of photovoltaic battery panel, by the power conversion effect of controller, driving direct current generator or alternating current generator thus driving water pump operation, being generally used for field irrigation, cattle breeding, the different occasion such as domestic water and fountain view.Although the research of photovoltaic water pump system is had been achieved for preliminary progress by China, but the utilization of solar energy is often difficult to do the trick by the photovoltaic water pump system developed.Therefore, how to improve system effectiveness so that Solar use efficiency reaches to maximize, become one and there is the problem being worth that studies for a long period of time.
Utility model content
This utility model is in order that solve the deficiencies in the prior art, it is provided that a kind of photovoltaic water pump system that can be effectively improved solar energy utilization ratio, and its technical scheme is as follows:
A kind of photovoltaic water pump system, combines including photovoltaic array, water pump controller and pump, it is characterised in that: described water pump controller includes
Power subsystem, including solar powered module and storage battery power supply module, solar powered module is connected with photovoltaic array, is used for converting light energy into electric energy, described storage battery power supply module connects accumulator, is connected to charging module between described solar powered module and storage battery power supply module；
Motor control unit, including motor drive module and motor adjustment module.
Further, described power subsystem also includes the voltage changing module for powering to electrical equipment in system, selects the power change-over switch of gear for switching battery feed, sun-generated electric power and power free three kinds of power supplys.
nullOnce enter，Described voltage changing module includes regulating circuit and transformator，Described regulating circuit includes Switching Power Supply control chip 1203、Voltage stabilizing chip LM431、Photosensitive bonder and switch metal-oxide-semiconductor 2M1，The plus earth of described voltage stabilizing chip LM431，The negative electrode of voltage stabilizing chip LM431 connects the negative electrode of light emitting diode in photosensitive bonder，The anode of light emitting diode connects running voltage，In described photosensitive bonder, the colelctor electrode of illuminated triode is connected to the peak point current end of Switching Power Supply control chip 1203，The grounded emitter of illuminated triode，The base stage of light triode is not drawn，The driving pulse outfan of described Switching Power Supply control chip 1203 is connected to the grid of switch metal-oxide-semiconductor 2M1，The source electrode of switch metal-oxide-semiconductor 2M1 is through pull down resistor ground connection，And the source electrode of switch metal-oxide-semiconductor 2M1 is also connected to the current detecting end of Switching Power Supply control chip 1203，The input of the drain electrode connection transformer of metal-oxide-semiconductor 2M1，The input of described transformator is also connected with the voltage of input，The outfan of transformator is output voltage；
Switching Power Supply control chip 1203 combines, according to detection voltage stabilizing chip LM431 and photosensitive bonder, the voltage fed back, and regulates the conducting dutycycle of switch metal-oxide-semiconductor 2M1, thus the output voltage size controlling transformator keeps output voltage constant.
Further, described power change-over switch includes the first switch being connected with solar powered module, the second switch being connected with storage battery power supply module.
Further, described solar powered module includes the first power MOS pipe M8 and the second power MOS pipe M9, the source electrode of described first power MOS pipe M8 and the source electrode of the second power MOS pipe M9 are commonly connected to the storage battery source of the first switch, the grid of described first power MOS pipe M8 and the grid of the second power MOS pipe M9 are commonly connected to the non-transformer end of the first switch, the first diode D5 and the first electric capacity C3 circuit in parallel it is connected between grid and the source electrode of the first power MOS pipe M8 of described first power MOS pipe M8, the grounded drain of described first power MOS pipe M8, the drain electrode of the second power MOS pipe M9 is connected to the negative pole of photovoltaic array, being connected with the positive pole of photovoltaic array by power end very much of first switch；
After the conducting of the first power MOS pipe M8 and the second power MOS pipe M9, photovoltaic array is set up with water pump controller and is connected, and photovoltaic array converts solar energy into electric energy direct voltage output.
Further, described storage battery power supply module includes the 3rd power MOS pipe M7 and the four power MOS pipe M10, the source electrode of described 3rd power MOS pipe M7 and the source electrode of the 4th power MOS pipe M10 are connected, the described grid of the 3rd power MOS pipe M7 and the grid of the 4th power MOS pipe M10 are commonly connected to the storage battery source of second switch, the drain electrode of described 3rd power MOS pipe M7 connects the negative pole of accumulator, the grounded drain of the 4th power MOS pipe M10, and the 4th the drain electrode of power MOS pipe M10 also through the second electric capacity C2, be connected to after the parallel circuit of the second diode D2 second switch solar-electricity source, the non-transformer end of second switch connects the positive pole of accumulator；
After the conducting of the 3rd power MOS pipe M7 and the four power MOS pipe M10, accumulator is set up with water pump controller and is connected, accumulator direct voltage output.
Further, described charging module includes the first amplifying triode Q1 and the second amplifying triode Q2, the base stage of described first amplifying triode Q1 connects driving signal, the grounded emitter of the first amplifying triode Q1, the colelctor electrode of the first amplifying triode Q1 connects the base stage of the second amplifying triode Q2, working power after the emitter stage connection pressure regulation of the second amplifying triode Q2, the colelctor electrode of the second amplifying triode Q2 is connected to the non-transformer end of the first switch, and the solar-electricity source of described first switch connects with the non-transformer end of second switch；
After the base stage of the first amplifying triode Q1 receives driving signal, first amplifying triode Q1 and the second amplifying triode Q2 conducting, driving the first power MOS pipe M8 and the second power MOS pipe M9 conducting, and solar powered module connects with storage battery power supply module, photovoltaic array charges a battery.
nullFurther，Described motor drive module is that position-sensor-free drives，The star triangle three phase bridge circuit built-up by three groups of single-phase driving circuits，Described single-phase driving circuit adopts half-bridge driver IR2103，The high side gate of half-bridge driver IR2103 drives the grid of output pin and the 5th power MOS pipe M5 to be connected，The low raster data model output pin of half-bridge driver IR2103 and the grid of the 6th power MOS pipe M6 are connected，The source electrode of the 5th power MOS pipe M5 and the drain electrode of the 6th power MOS pipe M6 are connected，And the 5th power MOS pipe M5 source electrode and the drain electrode of the 6th power MOS pipe M6 between be single-phase counter electromotive force output point，The drain electrode of the 5th power MOS pipe M5 connects working power，The source ground of the 6th power MOS pipe M6，The high side input pin of half-bridge driver IR2103 and downside input pin connect power subsystem；
Judge the position of rotor by detecting the back electromotive force zero-crossing in three phase bridge circuit, be determined by the power MOS pipe on the position conducting respective phase circuit of electronics rotor, the unidirectional current of input converted to the three-phase electricity of drive motor.
Further, it is provided with alignment circuit in described motor adjustment module, described alignment circuit includes a slide rheostat and operational amplifier, resistance section one termination power of slide rheostat, other end ground connection, the input of the brush portion concatenation operation amplifier of slide rheostat, operational amplifier is output as the change in voltage that electric machine speed regulation is corresponding.
Further, described water pump controller also includes solar maximum power point tracking cell, and described solar maximum power point tracking cell includes the comparator of the output end voltage for relatively more solar powered and input terminal voltage.
This utility model beneficial effect compared with prior art:
1. water pump system of the present utility model adopts solar powered is main, storage battery power supply is auxiliary control system of water pump, and when accumulator electric-quantity deficiency, solar energy can charge a battery voluntarily, so can save number of times and time that user charges a battery, also improve the utilization rate of system solar energy simultaneously；
2. this utility model carries the function that solar maximum power point is followed the tracks of, thus substantially increasing the output of solar energy, further increases the efficiency of system.
3. the driving of this utility model motor adopts position sensorless to drive, and decreases the position-detection sensor on motor, reduces the probability of the system failure, and facilitates the better installation of motor.
4. native system is suitable for different controller voltage specification, adopts the mode of Switching Power Supply, so that input voltage range is wide.
Accompanying drawing explanation
Fig. 1 is schematic diagram of the present utility model；
Fig. 2 is the circuit theory diagrams of power subsystem of the present utility model；
Fig. 3 is the circuit theory diagrams of voltage changing module in this utility model power subsystem；
Fig. 4 is the circuit theory diagrams of this utility model motor drive module；
Fig. 5 is the circuit theory diagrams of motor adjustment module in this utility model.
Detailed description of the invention
The following is specific embodiment of the utility model and in conjunction with accompanying drawing, the technical solution of the utility model is further described, but this utility model is not limited to these embodiments.
As shown in Figure 1, a kind of photovoltaic water pump system, including photovoltaic array 200, accumulator 300, water pump controller 100, motor and water pump, photovoltaic array 200 converts solar energy into electric energy, photovoltaic array 200 and accumulator 300 are all connected with water pump controller 100, in order to provide power to water pump controller 100, and it is supplied to the electromotive force of motor rotation.
As in figure 2 it is shown, water pump controller 100 includes power subsystem 110, wherein including solar powered module 111 and storage battery power supply module 112 in power subsystem 110, solar powered module 111 is connected with photovoltaic array 200；Storage battery power supply module 112 connects accumulator 300, is connected to charging module 113 between solar powered module 111 and storage battery power supply module 112.
Wherein power subsystem 110 also includes voltage changing module 114 and power change-over switch 115, and its voltage changing module 114 for providing the power supply of normal operation to electrical equipment in system；Power change-over switch 115 is used for switching battery feed, sun-generated electric power and power free three kinds of power supplys and selects gear, namely power change-over switch 115 connects battery feed gear, system is then directly supplied electricity to water pump controller 100 by accumulator 300, and photovoltaic array 200 is not then powered；If power change-over switch 115 connects sun-generated electric power gear, system is then directly supplied electricity to water pump controller by photovoltaic array 200, and accumulator 300 is not then powered；Power change-over switch 115 connects non-transformer gear, and system does not then power on.
nullAs shown in Figure 3，Voltage changing module 114 includes regulating circuit and transformator，Regulating circuit includes Switching Power Supply control chip 1203、Voltage stabilizing chip LM431、Photosensitive bonder and switch metal-oxide-semiconductor 2M1，The plus earth of described voltage stabilizing chip LM431，The negative electrode of voltage stabilizing chip LM431 connects the negative electrode of light emitting diode in photosensitive bonder，The anode of light emitting diode connects running voltage，In described photosensitive bonder, the colelctor electrode of illuminated triode is connected to the peak point current end of Switching Power Supply control chip 1203，The grounded emitter of illuminated triode，The base stage of light triode is not drawn，The driving pulse outfan of described Switching Power Supply control chip 1203 is connected to the grid of switch metal-oxide-semiconductor 2M1，The source electrode of switch metal-oxide-semiconductor 2M1 is through pull down resistor ground connection，And the source electrode of switch metal-oxide-semiconductor 2M1 is also connected to the current detecting end of Switching Power Supply control chip 1203，The input of the drain electrode connection transformer of metal-oxide-semiconductor 2M1，The input of described transformator is also connected with the voltage of input，The outfan of transformator is output voltage；
Switching Power Supply control chip 1203 combines, according to detection voltage stabilizing chip LM431 and photosensitive bonder, the voltage fed back, and regulates the conducting dutycycle of switch metal-oxide-semiconductor 2M1, thus the output voltage size controlling transformator keeps output voltage constant.
What power change-over switch 115 was connected with solar powered module 12 is the first switch, and what be connected with storage battery power supply module 13 is second switch.
Wherein, solar powered module 111 includes the first power MOS pipe M8 and the second power MOS pipe M9, the source electrode of described first power MOS pipe M8 and the source electrode of the second power MOS pipe M9 are commonly connected to the storage battery source of the first switch, the grid of described first power MOS pipe M8 and the grid of the second power MOS pipe M9 are commonly connected to the non-transformer end of the first switch, the first diode D5 and the first electric capacity C3 circuit in parallel it is connected between grid and the source electrode of the first power MOS pipe M8 of described first power MOS pipe M8, the grounded drain of described first power MOS pipe M8, the drain electrode of the second power MOS pipe M9 is connected to the negative pole of photovoltaic array, being connected with the positive pole of photovoltaic array by power end very much of first switch.
After the conducting of the first power MOS pipe M8 and the second power MOS pipe M9, photovoltaic array is set up with water pump controller and is connected, and photovoltaic array converts solar energy into electric energy direct voltage output.
Storage battery power supply module 112 includes the 3rd power MOS pipe M7 and the four power MOS pipe M10, the source electrode of described 3rd power MOS pipe M7 and the source electrode of the 4th power MOS pipe M10 are connected, the described grid of the 3rd power MOS pipe M7 and the grid of the 4th power MOS pipe M10 are commonly connected to the storage battery source of second switch, the drain electrode of described 3rd power MOS pipe M7 connects the negative pole of accumulator, the grounded drain of the 4th power MOS pipe M10, and the 4th the drain electrode of power MOS pipe M10 also through the second electric capacity C2, be connected to after the parallel circuit of the second diode D2 second switch solar-electricity source, the non-transformer end of second switch connects the positive pole of accumulator.
After the conducting of the 3rd power MOS pipe M7 and the four power MOS pipe M10, accumulator is set up with water pump controller and is connected, accumulator direct voltage output.
Charging module 113 includes the first amplifying triode Q1 and the second amplifying triode Q2, the base stage of described first amplifying triode Q1 connects driving signal, the grounded emitter of the first amplifying triode Q1, the colelctor electrode of the first amplifying triode Q1 connects the base stage of the second amplifying triode Q2, working power after the emitter stage connection pressure regulation of the second amplifying triode Q2, the colelctor electrode of the second amplifying triode Q2 is connected to the non-transformer end of the first switch, and the solar-electricity source of described first switch connects with the non-transformer end of second switch；
After the base stage of the first amplifying triode Q1 receives driving signal, first amplifying triode Q1 and the second amplifying triode Q2 conducting, driving the first power MOS pipe M8 and the second power MOS pipe M9 conducting, and solar powered module connects with storage battery power supply module, photovoltaic array charges a battery.
It is main that water pump system of the present utility model adopts solar powered, storage battery power supply is auxiliary control system of water pump, and when accumulator electric-quantity deficiency, solar energy can charge a battery voluntarily, so can save number of times and time that user charges a battery, also improve the utilization rate of system solar energy simultaneously.
Water pump controller 100 also includes motor control unit 120, and motor control unit 120 is provided with motor drive module 121 and motor adjustment module 122.
nullWherein，As shown in Figure 4，Motor drive module 121 drives for position-sensor-free，The star triangle three phase bridge circuit built-up by three groups of single-phase driving circuits，Described single-phase driving circuit adopts half-bridge driver IR2103，The high side gate of half-bridge driver IR2103 drives the grid of output pin and the 5th power MOS pipe M5 to be connected，The low raster data model output pin of half-bridge driver IR2103 and the grid of the 6th power MOS pipe M6 are connected，The source electrode of the 5th power MOS pipe M5 and the drain electrode of the 6th power MOS pipe M6 are connected，And the 5th power MOS pipe M5 source electrode and the drain electrode of the 6th power MOS pipe M6 between be single-phase counter electromotive force output point，The drain electrode of the 5th power MOS pipe M5 connects working power，The source ground of the 6th power MOS pipe M6，The high side input pin of half-bridge driver IR2103 and downside input pin connect power subsystem；
Judge the position of rotor by detecting the back electromotive force zero-crossing in three phase bridge circuit, be determined by the power MOS pipe on the position conducting respective phase circuit of electronics rotor, the unidirectional current of input converted to the three-phase electricity of drive motor.
As shown in Figure 5, it is provided with alignment circuit in motor adjustment module 122, described alignment circuit includes a slide rheostat and operational amplifier, resistance section one termination power of slide rheostat, other end ground connection, the input of the brush portion concatenation operation amplifier of slide rheostat, operational amplifier is output as the change in voltage that electric machine speed regulation is corresponding.
The driving of this utility model motor adopts position sensorless to drive, and decreases the position-detection sensor on motor, reduces the probability of the system failure, and facilitates the better installation of motor.
Water pump controller 100 also includes solar maximum power point tracking cell 130, and solar maximum power point tracking cell 130 includes the comparator of the output end voltage for relatively more solar powered and input terminal voltage；The maximum power point of solar energy is found out by comparing the power of solar energy in real time, motor speed during thereby through maximum power point, the rotating speed of the rear motor of adjustment, the delivery efficiency making solar energy is greatly improved, maximum power output can be maintained at for a long time, thus substantially increasing the output of solar energy, further increase the efficiency of system.
Native system is suitable for different controller voltage specification, adopts the mode of Switching Power Supply, so that input voltage range is wide.
Specific embodiment described herein is only to this utility model spirit explanation for example.Described specific embodiment can be made various amendment or supplements or adopt similar mode to substitute by this utility model person of ordinary skill in the field, but without departing from spirit of the present utility model or surmount the scope that appended claims is defined.
Claims (10)
1. a photovoltaic water pump system, combines including photovoltaic array, water pump controller and pump, it is characterised in that: described water pump controller includes
Power subsystem, including solar powered module and storage battery power supply module, solar powered module is connected with photovoltaic array, and described storage battery power supply module connects accumulator, is connected to charging module between described solar powered module and storage battery power supply module；
Motor control unit, including motor drive module and motor adjustment module.
2. photovoltaic water pump system according to claim 1, it is characterized in that: described power subsystem also includes the voltage changing module for powering to electrical equipment in system, select the power change-over switch of gear for switching battery feed, sun-generated electric power and power free three kinds of power supplys.
null3. photovoltaic water pump system according to claim 2，It is characterized in that: described voltage changing module includes regulating circuit and transformator，Described regulating circuit includes Switching Power Supply control chip 1203、Voltage stabilizing chip LM431、Photosensitive bonder and switch metal-oxide-semiconductor 2M1，The plus earth of described voltage stabilizing chip LM431，The negative electrode of voltage stabilizing chip LM431 connects the negative electrode of light emitting diode in photosensitive bonder，The anode of light emitting diode connects running voltage，In described photosensitive bonder, the colelctor electrode of illuminated triode is connected to the peak point current end of Switching Power Supply control chip 1203，The grounded emitter of illuminated triode，The base stage of light triode is not drawn，The driving pulse outfan of described Switching Power Supply control chip 1203 is connected to the grid of switch metal-oxide-semiconductor 2M1，The source electrode of switch metal-oxide-semiconductor 2M1 is through pull down resistor ground connection，And the source electrode of switch metal-oxide-semiconductor 2M1 is also connected to the current detecting end of Switching Power Supply control chip 1203，The input of the drain electrode connection transformer of metal-oxide-semiconductor 2M1，The input of described transformator is also connected with the voltage of input，The outfan of transformator is output voltage；
Switching Power Supply control chip 1203 combines, according to detection voltage stabilizing chip LM431 and photosensitive bonder, the voltage fed back, and regulates the conducting dutycycle of switch metal-oxide-semiconductor 2M1, thus the output voltage size controlling transformator keeps output voltage constant.
4. photovoltaic water pump system according to claim 3, it is characterised in that: described power change-over switch includes the first switch being connected with solar powered module, the second switch being connected with storage battery power supply module.
null5. photovoltaic water pump system according to claim 4，It is characterized in that: described solar powered module includes the first power MOS pipe M8 and the second power MOS pipe M9，The source electrode of described first power MOS pipe M8 and the source electrode of the second power MOS pipe M9 are commonly connected to the storage battery source of the first switch，The grid of described first power MOS pipe M8 and the grid of the second power MOS pipe M9 are commonly connected to the non-transformer end of the first switch，The first diode D5 and the first electric capacity C3 circuit in parallel it is connected between grid and the source electrode of the first power MOS pipe M8 of described first power MOS pipe M8，The grounded drain of described first power MOS pipe M8，The drain electrode of the second power MOS pipe M9 is connected to the negative pole of photovoltaic array，Being connected with the positive pole of photovoltaic array by power end very much of first switch；
After the conducting of the first power MOS pipe M8 and the second power MOS pipe M9, photovoltaic array is set up with water pump controller and is connected, and photovoltaic array converts solar energy into electric energy direct voltage output.
6. photovoltaic water pump system according to claim 5, it is characterized in that: described storage battery power supply module includes the 3rd power MOS pipe M7 and the four power MOS pipe M10, the source electrode of described 3rd power MOS pipe M7 and the source electrode of the 4th power MOS pipe M10 are connected, the described grid of the 3rd power MOS pipe M7 and the grid of the 4th power MOS pipe M10 are commonly connected to the storage battery source of second switch, the drain electrode of described 3rd power MOS pipe M7 connects the negative pole of accumulator, the grounded drain of the 4th power MOS pipe M10, and the 4th the drain electrode of power MOS pipe M10 also through the second electric capacity C2, be connected to after the parallel circuit of the second diode D2 second switch solar-electricity source, the non-transformer end of second switch connects the positive pole of accumulator；
After the conducting of the 3rd power MOS pipe M7 and the four power MOS pipe M10, accumulator is set up with water pump controller and is connected, accumulator direct voltage output.
7. photovoltaic water pump system according to claim 6, it is characterized in that: described charging module includes the first amplifying triode Q1 and the second amplifying triode Q2, the base stage of described first amplifying triode Q1 connects driving signal, the grounded emitter of the first amplifying triode Q1, the colelctor electrode of the first amplifying triode Q1 connects the base stage of the second amplifying triode Q2, working power after the emitter stage connection pressure regulation of the second amplifying triode Q2, the colelctor electrode of the second amplifying triode Q2 is connected to the non-transformer end of the first switch, the solar-electricity source of described first switch connects with the non-transformer end of second switch；
After the base stage of the first amplifying triode Q1 receives driving signal, first amplifying triode Q1 and the second amplifying triode Q2 conducting, driving the first power MOS pipe M8 and the second power MOS pipe M9 conducting, and solar powered module connects with storage battery power supply module, photovoltaic array charges a battery.
null8. photovoltaic water pump system according to claim 1，It is characterized in that: described motor drive module is that position-sensor-free drives，The star triangle three phase bridge circuit built-up by three groups of single-phase driving circuits，Described single-phase driving circuit adopts half-bridge driver IR2103，The high side gate of half-bridge driver IR2103 drives the grid of output pin and the 5th power MOS pipe M5 to be connected，The low raster data model output pin of half-bridge driver IR2103 and the grid of the 6th power MOS pipe M6 are connected，The source electrode of the 5th power MOS pipe M5 and the drain electrode of the 6th power MOS pipe M6 are connected，And the 5th power MOS pipe M5 source electrode and the drain electrode of the 6th power MOS pipe M6 between be single-phase counter electromotive force output point，The drain electrode of the 5th power MOS pipe M5 connects working power，The source ground of the 6th power MOS pipe M6，The high side input pin of half-bridge driver IR2103 and downside input pin connect power subsystem；
Judge the position of rotor by detecting the back electromotive force zero-crossing in three phase bridge circuit, be determined by the power MOS pipe on the position conducting respective phase circuit of electronics rotor, the unidirectional current of input converted to the three-phase electricity of drive motor.
9. photovoltaic water pump system according to claim 1, it is characterized in that: in described motor adjustment module, be provided with alignment circuit, described alignment circuit includes a slide rheostat and operational amplifier, resistance section one termination power of slide rheostat, other end ground connection, the input of the brush portion concatenation operation amplifier of slide rheostat, operational amplifier is output as the change in voltage that electric machine speed regulation is corresponding.
10. photovoltaic water pump system according to claim 1, it is characterized in that: described water pump controller also includes solar maximum power point tracking cell, described solar maximum power point tracking cell includes the comparator of the output end voltage for relatively more solar powered and input terminal voltage.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620140254.8U CN205401031U (en) | 2016-02-24 | 2016-02-24 | Photovoltaic water pump system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201620140254.8U CN205401031U (en) | 2016-02-24 | 2016-02-24 | Photovoltaic water pump system |
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| CN205401031U true CN205401031U (en) | 2016-07-27 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105587491A (en) * | 2016-02-24 | 2016-05-18 | 台州谊聚机电有限公司 | Photovoltaic water pump system |
| CN108874015A (en) * | 2017-05-16 | 2018-11-23 | 丰郅(上海)新能源科技有限公司 | The method for improving the power optimized system of photovoltaic cell security level and realizing battery detection |
-
2016
- 2016-02-24 CN CN201620140254.8U patent/CN205401031U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105587491A (en) * | 2016-02-24 | 2016-05-18 | 台州谊聚机电有限公司 | Photovoltaic water pump system |
| CN108874015A (en) * | 2017-05-16 | 2018-11-23 | 丰郅(上海)新能源科技有限公司 | The method for improving the power optimized system of photovoltaic cell security level and realizing battery detection |
| CN108874015B (en) * | 2017-05-16 | 2020-08-18 | 丰郅(上海)新能源科技有限公司 | Power optimization system for improving safety level of photovoltaic cell and method for realizing cell monitoring |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170515 Address after: Wenling City, Taizhou City, Zhejiang province 317511 Songmen Town Industrial Zone southeast Taifu pump Patentee after: Zhejiang Taifu pump Limited by Share Ltd Address before: 317511 Wenling City, Zhejiang Province, Southeast of the town of the town of Industrial Co., Ltd. Patentee before: TAIZHOU YIJU MECHANICAL & ELECTRIC PRODUCTS CO., LTD. |
|
| TR01 | Transfer of patent right | ||
| CP03 | Change of name, title or address |
Address after: Wenling City, Taizhou City, Zhejiang province 317511 Songmen Town Industrial Zone southeast Taifu pump Patentee after: Zhejiang Taifu pump Limited by Share Ltd Address before: 317511 Wenling City, Zhejiang Province, Southeast of the town of the town of Industrial Co., Ltd. Patentee before: TAIZHOU YIJU MECHANICAL & ELECTRIC PRODUCTS CO., LTD. |
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| CP03 | Change of name, title or address | ||
| CU01 | Correction of utility model patent |
Correction item: Patentee|Address Correct: TAIZHOU YIJU MECHANICAL & ELECTRIC PRODUCTS CO., LTD.|317511 Wenling City, Zhejiang Province, Southeast of the town of the town of Industrial Co., Ltd. False: Zhejiang Taifu pump Limited by Share Ltd|Wenling City, Taizhou City, Zhejiang province 317511 Songmen Town Industrial Zone southeast Taifu pump Number: 23-01 Volume: 33 |
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| CU01 | Correction of utility model patent |