CN107147202A

CN107147202A - A kind of photovoltaic conversion circuit for being applied to fixed and mobile WSN nodes

Info

Publication number: CN107147202A
Application number: CN201710494788.XA
Authority: CN
Inventors: 焦俊; 王谟仕; 辜丽川; 吴国栋; 朱诚; 王超; 邱洪涛; 陈靖; 王文周
Original assignee: Anhui Agricultural University AHAU
Current assignee: Anhui Agricultural University AHAU
Priority date: 2017-06-26
Filing date: 2017-06-26
Publication date: 2017-09-08
Anticipated expiration: 2037-06-26
Also published as: CN107147202B

Abstract

The invention discloses a kind of photovoltaic conversion circuit for being applied to fixed and mobile WSN nodes, including master controller, from controller, voltage collection circuit, current collection circuit, temperature collection circuit, photovoltaic charged circuit, battery discharging circuit, serial communication circuit, motor-drive circuit, solar energy tracking sensor signal receiving circuit, host scm reset circuit, from reset circuit of SCM, host scm A/D converter circuit, from Chip Microcomputer A/D change-over circuit, host scm clock circuit, from Singlechip clock circuit, host scm jack interface circuit, from single-chip microcomputer jack interface circuit, host scm filter circuit, from single-chip microcomputer filter circuit, power-supplying circuit, and equalizing circuit.The present invention can improve the utilization rate of solar energy to greatest extent, it is ensured that sensing node non-stop run.With higher theory significance and actual application value.

Description

A kind of photovoltaic conversion circuit for being applied to fixed and mobile WSN nodes

Technical field

The present invention relates to photovoltaic conversion circuit field, specifically a kind of photovoltaic for being applied to fixed and mobile WSN nodes turns Change circuit.

Background technology

Internet of Things is constantly to send data by placing fixed or robot mobile wireless sensing node to monitoring center, is supervised Survey the indices of research object.Sensing node uses dry cell power supply mostly, but dry cell service life is short, it is necessary to often Change, for the sensing node that monitoring of environmental has been put into, the maintenance in these later stages takes time and effort.In addition, dry Chemical substance in battery is not allowed degradable, and very big pollution can be also caused to environment.

It is an object of the invention to provide a kind of photovoltaic conversion electricity for being applied to fixed and mobile WSN nodes for the content of the invention Road, to realize that Internet of Things interior joint photo-voltaic power supply is powered and photo-voltaic power supply is managed.

In order to achieve the above object, the technical solution adopted in the present invention is：

A kind of photovoltaic conversion circuit for being applied to fixed and mobile WSN nodes, it is characterised in that：Including master controller, from control Device, voltage collection circuit, current collection circuit, temperature collection circuit, photovoltaic charged circuit, battery discharging circuit, serial communication Circuit, motor-drive circuit, solar energy tracking sensor signal receiving circuit, power-supplying circuit, equalizing circuit, wherein：

Master controller is made up of model MC9S12XS128 single-chip microcomputer U1, between single-chip microcomputer U1 VRH pins and VRL pins It is connected to electric capacity CVR1；

Be made up of from controller model MC9S12XS128 single-chip microcomputer U13, single-chip microcomputer U13 VRH pins and VRL pins it Between be connected to electric capacity CVR2；

Voltage collection circuit includes model LTC6803-4 voltage acquisition chip U20 and U21, wherein voltage acquisition chip U21 V+ pins access model TLP291GB optocouplers U17 pin 3, optocoupler U17 pin 2 is grounded, optocoupler U17 pin 1 accesses power supply VCC_5 by resistance R43, and optocoupler U17 pin 4 passes sequentially through resistance R46, inductance L3 connections by 24 sections The positive pole CELL12+ of 12nd batteries in the battery pack that battery is constituted, optocoupler U17 pin 4 are by electric capacity C40 connections by two The negative pole CELL1- of the first batteries, is connected between inductance L3 and resistance R46 by two poles in the battery pack that 14 batteries are constituted The cathode terminal of the parallel branch constituted after pipe D7, D8, D9 parallel connection in the same direction, the parallel connection constituted after diode D7, D8, D9 parallel connection in the same direction The negative pole CELL1- of first batteries in the battery pack that the anode tap connection of branch road is made up of 24 batteries；Voltage acquisition core Piece U21 A0-A3 pins, GPIO1-GPIO2 pins, VOS pins, NC pins, V- pins access a model after connecing altogether ADuM1401 isolating chip U19 GND2 pins, voltage acquisition chip U21 VTEMP2 pins pass through the resistance that is sequentially connected in series R59, electric capacity C46 meet V-, while VTEMP2 pins are grounded by meeting thermistor NTC26, voltage acquisition chip U21 VREF draws Between pin access resistance R59, electric capacity C46, voltage acquisition chip U21 WDTB pins are by being sequentially connected in series resistance R56, electric capacity C42 accesses isolating chip U19 GND2 pins, voltage acquisition chip U21 VREG pins access resistance R56, electric capacity C42 it Between, voltage acquisition chip U21 SDO pins are accessed between resistance R56, electric capacity C42 by resistance R55, voltage acquisition chip U21 CSBI pins be connected by resistance R47 with isolating chip U19 VOA pins, voltage acquisition chip U21 SDO pins pass through Resistance R49 is connected with isolating chip U19 VID pins, voltage acquisition chip U21 SDI pins pass through resistance R51 and isolated core Piece U19 VOB pins connection, voltage acquisition chip U21 SCKI pins pass through resistance R53 and isolating chip U19 VOC pins Connection,

Between isolating chip U19 VE2 pins access resistance R56, electric capacity C42, isolating chip U19 VDD1 pins access voltage VCC_5, isolating chip U19 GND1 pins ground connection, isolating chip U19 VIA, VIB, VIC correspond to access single-chip microcomputer U1 respectively PS7, PS5, PS6 pin, isolating chip U19 VOD pins access diode D3 negative electrode, and diode D3 anode connects Enter single-chip microcomputer U1 PS4 pins, isolating chip the U19 access of VE1 pins voltage VCC_5, isolating chip U19 VE2 and GND2 Between access electric capacity C47 and C48, electric capacity C51 and C52 is accessed between isolating chip U19 VDD1 and GND1；

Voltage acquisition chip U20 V+ pins access model TLP291GB optocoupler U16 pin 3, and optocoupler U16's draws Pin 2 is grounded, and optocoupler U16 pin 1 accesses power supply VCC_5 by resistance R42, optocoupler U16 pin 4 pass sequentially through resistance R44, The positive pole CELL24+ of 24th batteries in the battery pack that inductance L2 connections are made up of 24 batteries, optocoupler U16's draws The negative pole CELL13- of 13rd batteries, inductance in the battery pack that pin 4 is made up of 24 batteries electric capacity C39 connections Connected between L2 and resistance R44 by the cathode terminal of diode D4, D5, D6 parallel branch constituted after in parallel in the same direction, by diode The tenth in the battery pack that the anode tap connection of the parallel branch constituted after D4, D5, D6 parallel connection in the same direction is made up of 24 batteries The negative pole CELL13- of three batteries；Voltage acquisition chip U20 A1-A3 pins, GPIO1-GPIO2 pins, VOS pins, NC draws One model ADuM1401 of access isolating chip U18 GND2 pins, voltage acquisition chip U20 after pin, V- pins connect altogether VTEMP2 pins V2- is connect by resistance R58, the electric capacity C43 being sequentially connected in series, while VTEMP2 pins are by connecing thermistor NTC25 is grounded, between voltage acquisition chip U20 VREF pins access resistance R57, electric capacity C41, voltage acquisition chip U20's WDTB pins access isolating chip U18 GND2 pins, voltage acquisition chip by the resistance R57, the electric capacity C41 that are sequentially connected in series Between U20 VREG pins access resistance R57, electric capacity C41, voltage acquisition chip U20 SDO pins are accessed by resistance R54 Between resistance R57, electric capacity C41, voltage acquisition chip U20 CSBI pins are drawn by resistance R45 and isolating chip U18 VOA Pin is connected, and voltage acquisition chip U20 SDO pins are connected by resistance R48 with isolating chip U18 VID pins, voltage acquisition Chip U20 SDI pins are connected by resistance R50 with isolating chip U18 VOB pins, and voltage acquisition chip U20 SCKI draws Pin is connected by resistance R52 with isolating chip U18 VOC pins, isolating chip U18 VE2 pins access resistance R57, electric capacity Between C41, while isolating chip U18 VE2 pins access voltage acquisition chip U20 A0 pins, isolating chip U18 VDD1 Pin accesses voltage VCC_5, and isolating chip U18 GND1 pins are grounded, and isolating chip U18 VIA, VIB, VIC are corresponded to respectively Single-chip microcomputer U1 PK7, PS5, PS6 pin is accessed, isolating chip U18 VOD pins access diode D2 negative electrode, two poles Pipe D2 anode access single-chip microcomputer U1 PS4 pins, isolating chip the U18 access of VE1 pins voltage VCC_5, isolating chip U18 VE2 and GND2 between access electric capacity C44 and C45, electric capacity C49 is accessed between isolating chip U18 VDD1 and GND1

And C50；

Current collection circuit includes model SLEME-CSR5-A current acquisition chip U8 and U9, wherein current acquisition chip U8 OUT Ip pins access the negative pole of photo-voltaic power supply, current acquisition chip U8 IN pins, OUT pins access photovoltaic charged electricity Road, current acquisition chip U8 VCC-5V accesses voltage VCC_5, current acquisition chip U8 OV pins ground connection, current acquisition core Piece U8 OUT pins also access single-chip microcomputer U1 PAD12 pins；Current acquisition chip U9 OUT Ip pins ground connection, electric current is adopted Collect chip U9 IN pins, OUT pins access battery discharging circuit, current acquisition chip U9 VCC-5V pins access voltage VCC_5, current acquisition chip U9 OV pins ground connection, current acquisition chip U9 OUT pins also access single-chip microcomputer U1 PAD06 Pin；

Temperature collection circuit includes multiple warming NTC1-NTC24, and multiple warming NTC1-NTC24 are corresponded and are serially connected with resistance After R15-R38, then composition temperature collection circuit parallel with one another, one parallel connected end access voltage VCC_5 of temperature collection circuit, temperature Acquisition Circuit another parallel connected end ground connection, leads to wire access between warming NTC1 ~ NTC12 and the resistance of respective corresponding concatenation One model CD4067B analog switches U14 9,8,7,6,5,4,3,2,23,22,21,20 pins, warming NTC13 ~ NTC24 Led between the resistance of respective corresponding concatenation one model CD4067B analog switches U13 of wire access 9,8,7,6, 5th, 4,3,2,23,22,21,20 pin, analog switch U14 COM pins access single-chip microcomputer U1 PAD01 pins, analog switch Between U14 7 pins access warming NTC8 and resistance R22, while 7 pins are grounded by electric capacity C13, the 6 of analog switch U14 draws Between pin access warming NTC7 and resistance R21, while 6 pins are grounded by electric capacity C15, analog switch U14 5 pins access temperature Feel between NTC6 and resistance R20, while 5 pins are grounded by electric capacity C17, analog switch U14 4 pins access warming NTC5 and Between resistance R19, while 4 pins are grounded by electric capacity C19, analog switch U14 3 pins access warming NTC4 and resistance R18 Between, while 3 pins are grounded by electric capacity C22, between analog switch U14 2 pins access warming NTC3 and resistance R17, together When 2 pins be grounded by electric capacity C23, between analog switch U14 1 pin access warming NTC2 and resistance R16, while 1 pin It is grounded by electric capacity C24, between analog switch U14 0 pin access warming NTC1 and resistance R15, while 0 pin passes through electric capacity C25 is grounded, analog switch U14 A pins access single-chip microcomputer U1 PA0 pins, analog switch U14 B pins access single-chip microcomputer U1 PA1 pins, analog switch U14 VSS pins ground connection, analog switch U14 VDD pins access voltage VCC_5, simulation is opened Between the 8 pins access warming NTC9 and resistance R23 for closing U14, while 8 pins are grounded by electric capacity C14, the 9 of analog switch U14 Between pin access warming NTC10 and resistance R24, while 9 pins are grounded by electric capacity C16, analog switch U14 10 pins connect Enter between warming NTC11 and resistance R25, while 10 pins are grounded by electric capacity C18, analog switch U14 11 pins access temperature Feel between NTC12 and resistance R26, while 11 pins are grounded by electric capacity C20, analog switch U14 INHIBIT pins are grounded, Analog switch U14 C pins access single-chip microcomputer U1 PA2 pins, analog switch U14 D pins access single-chip microcomputer U1 PA3 draws Pin；Analog switch U13 COM pins access single-chip microcomputer U1 PAD08 pins, analog switch U13 7 pins access warming Between NTC20 and resistance R34, while 7 pins are grounded by electric capacity C26, analog switch U13 6 pins access warming NTC19 and Between resistance R33, while 6 pins are grounded by electric capacity C28, analog switch U13 5 pins access warming NTC18 and resistance R32 Between, while 5 pins are grounded by electric capacity C30, between analog switch U13 4 pins access warming NTC17 and resistance R31, together When 4 pins be grounded by electric capacity C32, between analog switch U13 3 pins access warming NTC16 and resistance R30, while 3 pins It is grounded by electric capacity C34, between analog switch U13 2 pins access warming NTC15 and resistance R29, while 2 pins pass through electricity Hold between C35 ground connection, analog switch U13 1 pin access warming NTC14 and resistance R28, while 1 pin is connect by electric capacity C36 Between ground, analog switch U13 0 pin access warming NTC13 and resistance R27, while 0 pin is grounded by electric capacity C37, simulation U13 A pins access single-chip microcomputer U1 PA4 pins are switched, analog switch U13 B pins access single-chip microcomputer U1 PA5 pins, Analog switch U13 VSS pins ground connection, analog switch U13 VDD pins access voltage VCC_5, analog switch U13 8 pins Access between warming NTC21 and resistance R35, while 8 pins are grounded by electric capacity C27, analog switch U13 9 pins access temperature Feel between NTC22 and resistance R36, while 9 pins are grounded by electric capacity C29, analog switch U13 10 pins access warming Between NTC23 and resistance R37, while 10 pins are grounded by electric capacity C31, analog switch U13 11 pins access warming NTC24 Between resistance R38, while 11 pins are grounded by electric capacity C33, analog switch U13 INHIBIT pins ground connection, analog switch U13 C pins access single-chip microcomputer U1 PA6 pins, analog switch U13 D pins access single-chip microcomputer U1 PA7 pins；

Photovoltaic charged circuit includes model SU300DM-110S110-FS insulating power supply U2, model IRF6218 metal-oxide-semiconductor U3, photo-voltaic power supply U6, insulating power supply U2 first pin access photo-voltaic power supply U6 positive poles, insulating power supply U2 second pin By the IN pins of current acquisition chip U8 in current collection circuit, then by current acquisition chip U8 OUT pins access light Power supply U6 negative poles are lied prostrate, insulating power supply U2 the 3rd pin access metal-oxide-semiconductor U3 source electrode, insulating power supply U2 the 4th pin connects Enter the negative pole for the battery pack being made up of 24 batteries, metal-oxide-semiconductor U3 drain electrode accesses the battery being made up of 24 batteries The positive pole of group, metal-oxide-semiconductor U3 grid is accessed between two series resistance R4 and R7, resistance R4 other end access metal-oxide-semiconductor U3 source Pole, resistance R7 other end access triode Q2 colelctor electrodes, triode Q2 grounded emitter, triode Q2 base stage passes through electricity R10 access single-chip microcomputers U1 PAD14 pins are hindered, triode Q2 base stage is also connect by electric capacity C42 parallel with one another, resistance R11 Ground；

Battery discharging circuit includes model metal-oxide-semiconductor U7, triode Q1, and metal-oxide-semiconductor U7 source electrode passes through in overcurrent Acquisition Circuit Current acquisition chip U9 IN pins, then by current acquisition chip U9 OUT pins access ground, metal-oxide-semiconductor U7 drain electrode access The connector J1 of one bipod pin 1, the positive pole access connector J1 for the battery pack being made up of 24 batteries pin 2, metal-oxide-semiconductor U7 grid are by accessing voltage VCC_5 after resistance R1, while metal-oxide-semiconductor U7 grid access triode Q1 colelctor electrodes, Triode Q1 grounded emitter, triode Q1 base stage is sequentially connected in series resistance R2, diode D1 negative electrode, diode D1 sun Pole access single-chip microcomputer U1 PAD07 pins, triode Q1 base stage is also grounded by electric capacity C1 parallel with one another, resistance R5；

Serial communication circuit includes model MAX232 electrical level transferring chip U22, and electrical level transferring chip U22 VCC pin connects Enter voltage VCC_5, while electrical level transferring chip U22 VCC pin also accesses electrical level transferring chip U22 V+ by electric capacity S-C1 Pin, accesses electric capacity S-C2 between electrical level transferring chip U22 C1+ pins and C1- pins, electrical level transferring chip U22 C2+ draws Electric capacity S-C4, electrical level transferring chip U22 T1IN pins access single-chip microcomputer U1 PS1 pins, electricity are accessed between pin and C2- pins Flat conversion chip U22 R1OUT pins access single-chip microcomputer U1 PS0 pins, electrical level transferring chip U22 GDN accesses ground, level Conversion chip U22 R1IN pins access the connector J2 of 11 pin pin 3, and electrical level transferring chip U22 T1OUT draws It is grounded after pin access connector J2 pin 2, electrical level transferring chip U22 V- access electric capacity S-C3；

Motor-drive circuit includes model L298P motor drive ic U23, and motor drive ic U23 GND pin connects Ground, motor drive ic U23 Out1 pins access model 1N4007 diode D2 anode, while diode D2 Anode access model XH2.54_2P connector JP1 Out1 pins, motor drive ic U23 Out2 pins access One model 1N4007 diode D3 anode, while diode D3 anode access connector JP1 Out2 pins, electricity Machine driving chip the U23 access of Vs pins voltage VCC_12, motor drive ic U23 Input1 pins access single-chip microcomputer U13 PA1 pins, motor drive ic U23 EenableA pins access single-chip microcomputer U13 PA0 pins, motor drive ic U23 Input2 pins access single-chip microcomputer U13 PA2 pins, motor drive ic U23 Out4 pins access a model 1N4007 diode D8 anode, while diode D8 anode access connector JP4 Out4 pins, motor drive ic U23 Out3 pins access model 1N4007 diode D6 anode, while diode D6 anode access model For XH2.54_2P connector JP4 Out3 pins, motor drive ic U23 Input4 pins access single-chip microcomputer U13's PA5 pins, motor drive ic U23 EenableB pins access single-chip microcomputer U13 PA3 pins, motor drive ic U23's Input3 pins access single-chip microcomputer U13 PA4 pins, motor drive ic U23 VSS pins access voltage VCC_5, diode The negative electrode of D2 anode and model 1N4007 diode D3 is contacted, diode D3 plus earth, diode D4 anode Contacted with model 1N4007 diode D5 negative electrode, diode D5 plus earth, diode D6 anode and model 1N4007 diode D7 negative electrode series winding, diode D7 plus earth, diode D8 anode is with model 1N4007's Diode D9 negative electrode series winding, diode D9 plus earth, diode D8 anode and diode D4 negative electrode, diode D6 Negative electrode, diode D8 negative electrode it is in parallel after access voltage VCC_12；

Solar energy tracking sensor signal receiving circuit includes model 74HC14D Schmidt trigger chip U10, model XH2.54_5P connector JP_3, Schmidt trigger chip U10 1A pins access resistance R32 one end, resistance Voltage VCC_5, Schmidt trigger chip U10 1Y pins access single-chip microcomputer U13 are accessed after R32 another terminating resistor R31 PB4 pins, Schmidt trigger chip U10 2A pins access resistance R35 one end, resistance R35 another termination Voltage VCC_5, Schmidt trigger chip U10 2Y pins access single-chip microcomputer U13 PB1 pins, Shi Mi are accessed after resistance R34 Special trigger chip U10 3A pins, which are accessed, accesses electricity after resistance R50 one end, resistance R50 another terminating resistor R49 Press VCC_5, Schmidt trigger chip U10 3Y pins access single-chip microcomputer U13 PB0 pins, Schmidt trigger chip U10 4A pins access resistance R53 one end, voltage VCC_5, Schmidt are accessed after resistance R53 another terminating resistor R52 Trigger chip U10 4Y pins access single-chip microcomputer U13 PB2 pins, Schmidt trigger chip U10 5A pins access one Voltage VCC_5 is accessed after individual resistance R56 one end, resistance R56 another terminating resistor R55, Schmidt trigger chip U10's 5Y pins access single-chip microcomputer U13 PB3 pins, Schmidt trigger chip U10 GND pin ground connection, Schmidt trigger core Between piece U10 VCC pin access voltage VCC_5, connector JP3 D/N pins access resistance R31, R32, connector JP3's Between West pins access resistance R34, R35, between connector JP3 East pins access resistance R49, R50, connector JP3 South pins access resistance R52, R53 between, between connector JP3 North pins access resistance R55, R56, resistance It is grounded after R33 one end access single-chip microcomputer U13 PB4 pins, other end sending and receiving optical diode LED3, the access of resistance R36 one end is single It is grounded after piece machine U13 PB1 pins, other end sending and receiving optical diode LED4, resistance R51 one end access single-chip microcomputer U13 PB0 draws It is grounded after pin, other end sending and receiving optical diode LED5, resistance R54 one end access single-chip microcomputer U13 PB2 pins, other end sending and receiving It is grounded after optical diode LED6, resistance R57 one end access single-chip microcomputer U13 PB3 pins, after other end sending and receiving optical diode LED7 Ground connection；

Power-supplying circuit includes model SU100-110S24-FA insulating power supply U4, insulating power supply U4 first pin The positive pole for the battery pack being made up of 24 batteries is accessed, insulating power supply U4 second pin is accessed by 24 batteries The negative pole of the battery pack of composition, insulating power supply U4 one LM2576HVT-5 of the 3rd pin access model voltage stabilizing chip U5 IN pins, insulating power supply U4 the 4th pin access ground, voltage stabilizing chip U5 IN pins are also grounded by electric capacity Cp1, Voltage stabilizing chip U5 /OFF pins, GND pin be grounded after connecing altogether, voltage stabilizing chip U5 OUT pins access the pole of Schottky two Pipe DO1 negative electrode, Schottky diode DO1 plus earth, Schottky diode DO1 negative electrode also accesses inductance L1's One end, the inductance L1 other end is grounded by electric capacity Cp2, and wire and voltage are passed through between inductance the L1 other end and electric capacity Cp2 VCC_5 is connected, between voltage stabilizing chip U5 FB pins access inductance L1 and electric capacity Cp2, voltage stabilizing chip U5 IN pin serial connections electricity Resistance R6 is followed by after the anode of diode (LED) 1, the minus earth of diode (LED) 1, voltage stabilizing chip U5 FB pin serial connection resistance R12 Connect the anode of diode (LED) 2, the minus earth of diode (LED) 2；

The IN that insulating power supply U4 the 3rd pin accesses model LM2576HVT-12 voltage stabilizing chip U12 simultaneously draws Pin, voltage stabilizing chip U12 IN pins are also grounded by electric capacity Ci1, voltage stabilizing chip U12 /after OFF pins, GND pin connect altogether Ground connection, voltage stabilizing chip U12 OUT pins access Schottky diode DO2 negative electrode, Schottky diode DO2 anode Ground connection, Schottky diode DO2 negative electrode also accesses inductance L2 one end, and the inductance L2 other end is connect by electric capacity Co1 Ground, inductance L2 is connected with voltage VCC_12, voltage stabilizing chip U12 FB pins simultaneously；

Equalizing circuit includes multiple voltage-regulator diode D10-D35, and wherein voltage-regulator diode D23-D35 is connected with each other, voltage stabilizing Diode D23 positive pole connects voltage acquisition chip U21 V- pins, and voltage-regulator diode D35 negative pole meets voltage acquisition chip U21 C12 pins, the negative pole CELL1- of No. 1 battery accessed between voltage-regulator diode D23 and D24 by resistance R97, then accesses electricity Acquisition chip U21 C0 pins are pressed, while the negative pole CELL1- of No. 1 battery is linked into voltage acquisition chip U21 by inductance L5 V- pins, the positive pole CELL1+ of No. 1 battery accessed between voltage-regulator diode D24 and D25 by resistance R98, then accesses electricity Press acquisition chip U21 C1 pins, the positive pole CELL2+ of No. 2 batteries by resistance R99 access voltage-regulator diode D25 and D26 it Between, voltage acquisition chip U21 C2 pins are then accessed, the positive pole CELL3+ of No. 3 batteries accesses voltage stabilizing two by resistance R100 Between pole pipe D26 and D27, voltage acquisition chip U21 C3 pins are then accessed, the positive pole CELL4+ of No. 4 batteries passes through resistance Between R101 access voltage-regulator diodes D27 and D28, voltage acquisition chip U21 C4 pins, the positive pole of No. 5 batteries are then accessed CELL5+ is accessed between voltage-regulator diode D28 and D29 by resistance R102, then accesses voltage acquisition chip U21 C5 pins, The positive pole CELL6+ of No. 6 batteries is accessed between voltage-regulator diode D29 and D30 by resistance R103, then accesses voltage acquisition core Piece U21 C6 pins, the positive pole CELL7+ of No. 7 batteries is accessed between voltage-regulator diode D30 and D31 by resistance R104, then Voltage acquisition chip U21 C7 pins are accessed, the positive pole CELL8+ of No. 8 batteries accesses voltage-regulator diode D31 by resistance R105 Between D32, voltage acquisition chip U21 C8 pins are then accessed, the positive pole CELL9+ of No. 9 batteries is accessed by resistance R106 Between voltage-regulator diode D32 and D33, voltage acquisition chip U21 C9 pins, the positive pole CELL10+ of No. 10 batteries are then accessed Accessed by resistance R107 between voltage-regulator diode D33 and D34, then access voltage acquisition chip U21 C10 pins, No. 11 The positive pole CELL11+ of battery is accessed between voltage-regulator diode D34 and D35 by resistance R108, then accesses voltage acquisition chip U21 C11 pins, the positive pole CELL12+ of No. 12 batteries accesses voltage-regulator diode D35 negative pole, Ran Houjie by resistance R109 Enter voltage acquisition chip U21 C12 pins, the termination voltage acquisition chips of electric capacity C66 mono- U21 V- pins, another termination voltage Acquisition chip U21 C0 pins, the termination voltage acquisition chips of electric capacity C67 mono- U21 V- pins, another termination voltage acquisition chip U21 C1 pins, the termination voltage acquisition chips of electric capacity C68 mono- U21 V- pins, another termination voltage acquisition chip U21 C2 Pin, the termination voltage acquisition chips of electric capacity C69 mono- U21 V- pins, another termination voltage acquisition chip U21 C3 pins, electricity Hold the termination voltage acquisition chips of C70 mono- U21 V- pins, another termination voltage acquisition chip U21 C4 pins, electric capacity C71 mono- Termination voltage acquisition chip U21 V- pins, another termination voltage acquisition chip U21 C5 pins, the termination voltages of electric capacity C72 mono- Acquisition chip U21 V- pins, another termination voltage acquisition chip U21 C6 pins, the termination voltage acquisition chips of electric capacity C73 mono- U21 V- pins, another termination voltage acquisition chip U21 C7 pins, the termination voltage acquisition chips of electric capacity C74 mono- U21 V- Pin, another termination voltage acquisition chip U21 C8 pins, the termination voltage acquisition chips of electric capacity C75 mono- U21 V- pins, separately One termination voltage acquisition chip U21 C9 pins, the termination voltage acquisition chips of electric capacity C76 mono- U21 V- pins, another termination electricity Press acquisition chip U21 C10 pins, the termination voltage acquisition chips of electric capacity C77 mono- U21 V- pins, another termination voltage acquisition Chip U21 C11 pins, the termination voltage acquisition chips of electric capacity C78 mono- U21 V- pins, another termination voltage acquisition chip U21 C12 pins；Resistance R72 mono- terminates the positive pole CELL1+ of No. 1 battery, another termination voltage acquisition chip U21 S1 pins, electricity Hinder the positive pole CELL2+ that R73 mono- terminates No. 2 batteries, another termination voltage acquisition chip U21 S2 pins, the terminations of resistance R74 mono- 3 The positive pole CELL3+ of number battery, another termination voltage acquisition chip U21 S3 pins, resistance R75 mono- terminates the positive pole of No. 4 batteries CELL4+, another termination voltage acquisition chip U21 S4 pins, resistance R76 mono- terminates the positive pole CELL5+ of No. 5 batteries, another Termination voltage acquisition chip U21 S5 pins, resistance R77 mono- terminates the positive pole CELL6+ of No. 6 batteries, another termination voltage acquisition Chip U21 S6 pins, resistance R78 mono- terminates the positive pole CELL7+, another termination voltage acquisition chip U21 S7 of No. 7 batteries Pin, resistance R79 mono- terminates the positive pole CELL8+ of No. 8 batteries, another termination voltage acquisition chip U21 S8 pins, resistance R80 The positive pole CELL9+ of one No. 9 batteries of termination, another termination voltage acquisition chip U21 S9 pins, resistance R81 mono- terminate No. 10 electricity The positive pole CELL10+ in pond, another termination voltage acquisition chip U21 S10 pins, resistance R82 mono- terminates the positive pole of No. 11 batteries CELL11+, another termination voltage acquisition chip U21 S11 pins, resistance R83 mono- terminates the positive pole CELL12+ of No. 12 batteries, Another termination voltage acquisition chip U21 S12 pins；

Voltage-regulator diode D10-D22 is connected with each other, and the V- that voltage-regulator diode D10 positive pole meets voltage acquisition chip U20 draws Pin, voltage-regulator diode D22 negative pole connects voltage acquisition chip U20 C12 pins, and the negative pole CELL13- of No. 13 batteries passes through electricity Hinder between R84 access voltage-regulator diodes D10 and D11, voltage acquisition chip U20 C0 pins are then accessed, while No. 13 batteries Negative pole CELL13- voltage acquisition chip U20 V- pins are linked into by inductance L4, the positive pole CELL13+ of No. 13 batteries leads to Cross between resistance R85 access voltage-regulator diodes D11 and D12, then access voltage acquisition chip U20 C1 pins, No. 14 batteries Positive pole CELL14+ accessed by resistance R86 between voltage-regulator diode D12 and D13, then access voltage acquisition chip U20's C2 pins, the positive pole CELL15+ of No. 15 batteries is accessed between voltage-regulator diode D13 and D14 by resistance R87, then accesses electricity Acquisition chip U20 C3 pins are pressed, the positive pole CELL16+ of No. 16 batteries accesses voltage-regulator diode D14 and D15 by resistance R88 Between, voltage acquisition chip U20 C4 pins are then accessed, the positive pole CELL17+ of No. 17 batteries accesses voltage stabilizing by resistance R89 Between diode D15 and D16, voltage acquisition chip U20 C5 pins are then accessed, the positive pole CELL18+ of No. 18 batteries passes through Between resistance R90 accesses voltage-regulator diode D16 and D17, voltage acquisition chip U20 C6 pins are then accessed, No. 19 batteries Positive pole CELL19+ is accessed between voltage-regulator diode D17 and D18 by resistance R91, then accesses voltage acquisition chip U20 C7 Pin, the positive pole CELL20+ of No. 20 batteries is accessed between voltage-regulator diode D18 and D19 by resistance R92, then accesses voltage Acquisition chip U20 C8 pins, the positive pole CELL21+ of No. 21 batteries by resistance R93 access voltage-regulator diode D19 and D20 it Between, voltage acquisition chip U20 C9 pins are then accessed, the positive pole CELL22+ of No. 22 batteries accesses voltage stabilizing two by resistance R94 Between pole pipe D20 and D21, voltage acquisition chip U20 C10 pins are then accessed, the positive pole CELL23+ of No. 23 batteries passes through electricity Hinder between R95 access voltage-regulator diodes D21 and D22, then access voltage acquisition chip U20 C11 pins, No. 24 batteries are just Pole CELL24+ accesses voltage-regulator diode D22 negative pole by resistance R96, then accesses voltage acquisition chip U20 C12 pins, The termination voltage acquisition chips of electric capacity C53 mono- U20 V- pins, another termination voltage acquisition chip U20 C0 pins, electric capacity C54 One termination voltage acquisition chip U20 V- pins, another termination voltage acquisition chip U29 C1 pins, electric capacity C55 mono- terminates electricity Press acquisition chip U20 V- pins, another termination voltage acquisition chip U20 C2 pins, the termination voltage acquisition cores of electric capacity C56 mono- Piece U20 V- pins, another termination voltage acquisition chip U20 C3 pins, the termination voltage acquisition chips of electric capacity C57 mono- U20's V- pins, another termination voltage acquisition chip U20 C4 pins, the termination voltage acquisition chips of electric capacity C58 mono- U20 V- pins, Another termination voltage acquisition chip U20 C5 pins, the termination voltage acquisition chips of electric capacity C59 mono- U20 V- pins, another termination Voltage acquisition chip U20 C6 pins, the termination voltage acquisition chips of electric capacity C60 mono- U20 V- pins, another termination voltage acquisition Chip U20 C7 pins, the termination voltage acquisition chips of electric capacity C61 mono- U20 V- pins, another termination voltage acquisition chip U20 C8 pins, the terminations of electric capacity C62 mono- voltage acquisition chip U20 V- pins, another termination voltage acquisition chip U20 C9 draws Pin, the termination voltage acquisition chips of electric capacity C63 mono- U20 V- pins, another termination voltage acquisition chip U20 C10 pins, electric capacity The termination voltage acquisition chips of C64 mono- U20 V- pins are in addition, the C11 pins of a termination voltage acquisition chip U20, electric capacity C65 one end Voltage acquisition chip U20 V- pins are connect, another termination voltage acquisition chip U20 C12 pins, resistance R60 mono- terminates No. 13 The positive pole CELL13+ of battery, another termination voltage acquisition chip U20 S1 pins, resistance R61 mono- terminates the positive pole of No. 14 batteries CELL14+, another termination voltage acquisition chip U20 S2 pins, resistance R62 mono- terminates the positive pole CELL15+ of No. 15 batteries, separately One termination voltage acquisition chip U20 S3 pins, resistance R63 mono- terminates the positive pole CELL16+ of No. 16 batteries, another termination voltage Acquisition chip U20 S4 pins, resistance R64 mono- terminates the positive pole CELL17+ of No. 17 batteries, another termination voltage acquisition chip U20 S5 pins, resistance R65 mono- terminates the positive pole CELL18+ of No. 18 batteries, and another termination voltage acquisition chip U20 S6 draws Pin, resistance R66 mono- terminates the positive pole CELL19+ of No. 19 batteries, another termination voltage acquisition chip U20 S7 pins, resistance R67 The positive pole CELL20+ of one No. 20 batteries of termination, another termination voltage acquisition chip U20 S8 pins, resistance R68 mono- terminate No. 21 The positive pole CELL21+ of battery, another termination voltage acquisition chip U20 S9 pins, resistance R69 mono- terminates the positive pole of No. 22 batteries CELL22+, another termination voltage acquisition chip U20 S10 pins, resistance R70 mono- terminates the positive pole CELL23+ of No. 23 batteries, Another termination voltage acquisition chip U20 S11 pins, resistance R71 mono- terminates the positive pole CELL24+ of No. 24 batteries, another termination Voltage acquisition chip U20 S12 pins.

A kind of described photovoltaic conversion circuit for being applied to fixed and mobile WSN nodes, it is characterised in that：Master controller, Reset circuit is respectively connected with respectively from controller, wherein：

Master controller reset circuit includes button S_RST1, and button S_RST1 one end is connected with diode Df1 anode, Button S_RST1 other end ground connection, diode Df1 negative electrode passes sequentially through the resistance R40 of concatenation, electric capacity C34 ground connection, resistance Voltage VCC_5 is accessed between R40 and diode Df1 negative electrode, diode Df1 anode passes through wire and resistance R40, electric capacity After being connected between C34, then pass through wire access single-chip microcomputer U1 RESET pins；

Include button S1 from single controller reset circuit, button S1 one end is connected with diode Df2 anode, button S1 Other end ground connection, diode Df2 negative electrode passes sequentially through the resistance R15 of concatenation, electric capacity C20 ground connection, resistance R15 and diode Voltage VCC_5 is accessed between Df2 negative electrode, diode Df2 anode between wire and resistance R15, electric capacity C20 by connecting Afterwards, then by wire single-chip microcomputer U13 RESET2 pins are accessed.

A kind of described photovoltaic conversion circuit for being applied to fixed and mobile WSN nodes, it is characterised in that：Master controller, A/D converter circuit is respectively connected with respectively from controller, wherein：

Master controller AD conversion reference circuit includes model LM4040AIM3-5.0 voltage reference chip U11, voltage reference Chip U11 earth terminals are grounded, voltage reference chip U11 anode tap ground connection, voltage reference chip U11 cathode terminals access single-chip microcomputer U1 VRH pins, are connected to electric capacity C42 between voltage reference chip U11 anode tap and cathode terminal, voltage reference chip U11's Cathode terminal also accesses voltage VCC_5 by resistance R56；

Include model LM4040AIM3-5.0 voltage reference chip U15, voltage reference from controller AD conversion reference circuit Chip U15 earth terminals are grounded, voltage reference chip U15 anode tap ground connection, voltage reference chip U15 cathode terminals access single-chip microcomputer U13 VRH2 pins, are connected to electric capacity C23, voltage reference chip U15 between voltage reference chip U15 anode tap and cathode terminal Cathode terminal also pass through resistance R17 and access voltage VCC_5.

A kind of described photovoltaic conversion circuit for being applied to fixed and mobile WSN nodes, it is characterised in that：Master controller, Clock circuit is respectively connected with respectively from controller, wherein：

Master controller clock circuit includes crystal oscillator Y1, and crystal oscillator Y1 two ends are corresponded by electric capacity C10, electric capacity C16 ground connection, brilliant Shake Y1 two ends between be connected to resistance R38, crystal oscillator Y1 two ends are also respectively connected to single-chip microcomputer U1 EXTAL and XTAL pins；

Include crystal oscillator Y2 from controller clock circuit, crystal oscillator Y2 two ends are corresponded by electric capacity C22, electric capacity C24 ground connection, brilliant Shake Y2 two ends between be connected to resistance R18, crystal oscillator Y2 two ends are also respectively connected to single-chip microcomputer U13 EXTAL2 and XTAL2 pins.

A kind of described photovoltaic conversion circuit for being applied to fixed and mobile WSN nodes, it is characterised in that：Master controller, It is respectively connected with jack interface circuit respectively from controller, wherein：

Master controller jack interface circuit includes double 6PIN plug connector Header BDM, plug connector Header BDM first Pin, the 4th pin are respectively connected to single-chip microcomputer U1 BKGD pins, and plug connector Header BDM second pin ground connection is inserted Fitting Header BDM the 6th pin access voltage VCC_5；

Include double 6PIN plug connector Header BDM2, plug connector Header BDM2 first from socket controller interface circuit Individual pin, the 4th pin are respectively connected to single-chip microcomputer U13 BKGD2 pins, and plug connector Header BDM2 second pin connects Ground, plug connector Header BDM2 the 6th pin access voltage VCC_5.

A kind of described photovoltaic conversion circuit for being applied to fixed and mobile WSN nodes, it is characterised in that：Master controller, Filter circuit is respectively connected with respectively from controller, wherein：

Master controller filter circuit includes the parallel circuit that electric capacity C11, C15, C26 are constituted, and one parallel connected end of parallel circuit is grounded, There is wire to draw simultaneously respectively on electric capacity C11, C15, C26 in parallel circuit another parallel connected end access voltage VCC_5, parallel circuit Single-chip microcomputer U1 VDDR, VDDX1, VDDA pin is connected to, is grounded after electric capacity C12, C13, C14 one end is in parallel, electric capacity C12, C13, C14 other end each access single-chip microcomputer U1 VDDF, VDD, VDDPLL pin respectively；

Include the parallel circuit that electric capacity C14, C18, C19 are constituted from controller filter circuit, one parallel connected end of parallel circuit is grounded, There is wire to draw simultaneously respectively on electric capacity C14, C18, C19 in parallel circuit another parallel connected end access voltage VCC_5, parallel circuit Single-chip microcomputer U13 VDDR, VDDX1, VDDA pin is connected to, is grounded after electric capacity C15, C16, C17 one end is in parallel, electric capacity C15, C16, C17 other end each access single-chip microcomputer U13 VDDF, VDD, VDDPLL pin respectively.

The present invention is to use photovoltaic energy conversion technology, converts the solar into electric energy, is used for sensing node.With light It is solar tracking technology to lie prostrate battery maximal power tracing technology, realizes the maximum power output of photovoltaic cell, improves to greatest extent too The utilization rate of positive energy, it is ensured that sensing node non-stop run.With higher theory significance and actual application value.

Brief description of the drawings

Fig. 1 is structured flowchart of the present invention.

Fig. 2 is main controller circuit figure of the present invention.

Fig. 3 is to be of the invention from controller circuitry figure.

The circuit diagram that Fig. 4 is voltage acquisition chip U21 in voltage collection circuit of the present invention.

The circuit diagram that Fig. 5 is voltage acquisition chip U20 in voltage collection circuit of the present invention.

Fig. 6 is current collection circuit figure of the present invention.

Fig. 7 is temperature collection circuit figure of the present invention.

Fig. 8 is photovoltaic charged circuit diagram of the invention.

Fig. 9 is battery discharging circuit figure of the present invention.

Figure 10 is serial communication circuit figure of the present invention.

Figure 11 is motor-drive circuit figure of the present invention.

Figure 12 is solar energy tracking sensor signal receiving circuit figure of the present invention.

Figure 13 is power-supplying circuit figure of the present invention.

Figure 14 is equalizing circuit figure of the present invention.

Figure 15 is master controller reset circuit figure of the present invention.

Figure 16 is to be of the invention from controller reset circuit figure.

Figure 17 is master controller AD conversion reference circuit figure of the present invention.

Figure 18 is to be of the invention from controller AD conversion reference circuit figure.

Figure 19 is master controller clocking scheme of the present invention.

Figure 20 is to be of the invention from controller clock circuit diagram.

Figure 21 is master controller jack interface circuit diagram of the present invention.

Figure 22 is to be of the invention from socket controller interface circuit figure.

Figure 23 is master controller filter circuit figure of the present invention.

Figure 24 is to be of the invention from controller filter circuit figure.

Embodiment

As shown in figure 1, a kind of photovoltaic conversion circuit for being applied to fixed and mobile WSN nodes, including master controller, from Controller, voltage collection circuit, current collection circuit, temperature collection circuit, photovoltaic charged circuit, battery discharging circuit, serial ports Telecommunication circuit, motor-drive circuit, solar energy tracking sensor signal receiving circuit, power-supplying circuit, equalizing circuit, its In：

As shown in Fig. 2 master controller is made up of model MC9S12XS128 single-chip microcomputer U1, single-chip microcomputer U1 VRH pins with Electric capacity CVR1 is connected between VRL pins；

As shown in figure 3, be made up of from controller model MC9S12XS128 single-chip microcomputer U13, single-chip microcomputer U13 VRH pins with Electric capacity CVR2 is connected between VRL pins；

As shown in figure 4, voltage collection circuit includes model LTC6803-4 voltage acquisition chip U20 and U21, wherein voltage Acquisition chip U21 V+ pins access model TLP291GB optocouplers U17 pin 3, and optocoupler U17 pin 2 is grounded, light Coupling U17 pin 1 accesses power supply VCC_5 by resistance R43, and optocoupler U17 pin 4 passes sequentially through resistance R46, inductance L3 connections The positive pole CELL12+ of 12nd batteries in the battery pack being made up of 24 batteries, optocoupler U17 pin 4 pass through electric capacity The negative pole CELL1- of first batteries in the battery pack that C40 connections are made up of 24 batteries, between inductance L3 and resistance R46 Connect by the cathode terminal of diode D7, D8, D9 parallel branch constituted after in parallel in the same direction, diode D7, D8, D9 are in the same direction after parallel connection The negative pole CELL1- of first batteries in the battery pack that the anode tap connection of the parallel branch of composition is made up of 24 batteries； Voltage acquisition chip U21 A0-A3 pins, GPIO1-GPIO2 pins, VOS pins, NC pins, V- pins accesses one after connecing altogether Individual model ADuM1401 isolating chip U19 GND2 pins, voltage acquisition chip U21 VTEMP2 pins by going here and there successively Resistance R59, the electric capacity C46 connect meets V-, while VTEMP2 pins are grounded by meeting thermistor NTC26, voltage acquisition chip U21 VREF pins access resistance R59, electric capacity C46 between, voltage acquisition chip U21 WDTB pins are by being sequentially connected in series resistance R56, electric capacity C42 access isolating chip U19 GND2 pins, voltage acquisition chip U21 VREG pins access resistance R56, electricity Hold between C42, voltage acquisition chip U21 SDO pins are accessed between resistance R56, electric capacity C42 by resistance R55, voltage acquisition Chip U21 CSBI pins are connected by resistance R47 with isolating chip U19 VOA pins, and voltage acquisition chip U21 SDO draws Pin is connected by resistance R49 with isolating chip U19 VID pins, voltage acquisition chip U21 SDI pins by resistance R51 with Isolating chip U19 VOB pins connection, voltage acquisition chip U21 SCKI pins pass through resistance R53's and isolating chip U19 VOC pins are connected,

As shown in figure 5, voltage acquisition chip U20 V+ pins access model TLP291GB optocoupler U16 pin 3, Optocoupler U16 pin 2 is grounded, and optocoupler U16 pin 1 accesses power supply VCC_5 by resistance R42, and optocoupler U16 pin 4 is successively The positive pole CELL24 of 24th batteries in the battery pack being made up of resistance R44, inductance L2 connections 24 batteries +, the negative pole of the 13rd batteries in the battery pack that optocoupler U16 pin 4 is made up of 24 batteries electric capacity C39 connections CELL13-, is connected between inductance L2 and resistance R44 by the negative electrode of diode D4, D5, D6 parallel branch constituted after in parallel in the same direction End, the electricity being made up of the anode tap connection of diode D4, D5, D6 parallel branch constituted after in parallel in the same direction 24 batteries The negative pole CELL13- of 13rd batteries in the group of pond；Voltage acquisition chip U20 A1-A3 pins, GPIO1-GPIO2 pins, One model ADuM1401 of access isolating chip U18 GND2 pins, voltage after VOS pins, NC pins, V- pins connect altogether Acquisition chip U20 VTEMP2 pins meet V2- by resistance R58, the electric capacity C43 being sequentially connected in series, while VTEMP2 pins pass through Thermistor NTC25 ground connection is connect, between voltage acquisition chip U20 VREF pins access resistance R57, electric capacity C41, voltage acquisition Chip U20 WDTB pins access isolating chip U18 GND2 pins, voltage by the resistance R57, the electric capacity C41 that are sequentially connected in series Between acquisition chip U20 VREG pins access resistance R57, electric capacity C41, voltage acquisition chip U20 SDO pins pass through resistance Between R54 access resistance R57, electric capacity C41, voltage acquisition chip U20 CSBI pins pass through resistance R45 and isolating chip U18 The connection of VOA pins, voltage acquisition chip U20 SDO pins are connected by resistance R48 with isolating chip U18 VID pins, Voltage acquisition chip U20 SDI pins are connected by resistance R50 with isolating chip U18 VOB pins, voltage acquisition chip U20 SCKI pins be connected by resistance R52 with isolating chip U18 VOC pins, isolating chip U18 VE2 pins access resistance Between R57, electric capacity C41, while isolating chip U18 VE2 pins access voltage acquisition chip U20 A0 pins, isolating chip The U18 access of VDD1 pins voltage VCC_5, isolating chip U18 GND1 pins ground connection, isolating chip U18 VIA, VIB, VIC Access single-chip microcomputer U1 PK7, PS5, PS6 pin is corresponded to respectively, isolating chip U18 one diode D2's of VOD pins access Negative electrode, diode D2 anode access single-chip microcomputer U1 PS4 pins, isolating chip U18 VE1 pins access voltage VCC_5, every Electric capacity C44 and C45 are accessed between off-chip piece U18 VE2 and GND2, electric capacity is accessed between isolating chip U18 VDD1 and GND1 C49 and C50；

As shown in fig. 6, current collection circuit includes model SLEME-CSR5-A current acquisition chip U8 and U9, wherein electric current Acquisition chip U8 OUT Ip pins access the negative pole of photo-voltaic power supply, current acquisition chip U8 IN pins, OUT pins access light Lie prostrate charging circuit, current acquisition chip U8 VCC-5V accesses voltage VCC_5, current acquisition chip U8 OV pins ground connection, electricity Stream acquisition chip U8 OUT pins also access single-chip microcomputer U1 PAD12 pins；Current acquisition chip U9 OUT Ip pins connect Ground, current acquisition chip U9 IN pins, OUT pins access battery discharging circuit, current acquisition chip U9 VCC-5V pins Voltage VCC_5 is accessed, current acquisition chip U9 OV pins ground connection, current acquisition chip U9 OUT pins also access single-chip microcomputer U1 PAD06 pins；

As shown in fig. 7, temperature collection circuit includes multiple warming NTC1-NTC24, multiple warming NTC1-NTC24 correspond string It is connected to after resistance R15-R38, then composition temperature collection circuit parallel with one another, one parallel connected end access voltage of temperature collection circuit VCC_5, temperature collection circuit another parallel connected end ground connection, draws between warming NTC1 ~ NTC12 and the resistance of respective corresponding concatenation There is wire to access a model CD4067B analog switches U14 9,8,7,6,5,4,3,2,23,22,21,20 pins, warming Wire, which is led to, between NTC13 ~ NTC24 and the resistance of respective corresponding concatenation accesses a model CD4067B analog switches U13 9,8,7,6,5,4,3,2,23,22,21,20 pins, analog switch U14 COM pins access single-chip microcomputer U1 PAD01 draws Between pin, analog switch U14 7 pins access warming NTC8 and resistance R22, while 7 pins are grounded by electric capacity C13, simulation Between the 6 pins access warming NTC7 and resistance R21 for switching U14, while 6 pins are grounded by electric capacity C15, analog switch U14 5 pins access warming NTC6 and resistance R20 between, while 5 pins are grounded by electric capacity C17, analog switch U14 4 pins Access between warming NTC5 and resistance R19, while 4 pins are grounded by electric capacity C19, analog switch U14 3 pins access warming Between NTC4 and resistance R18, while 3 pins are grounded by electric capacity C22, analog switch U14 2 pins access warming NTC3 and electricity Hinder between R17, while 2 pins are grounded by electric capacity C23, analog switch U14 1 pin access warming NTC2 and resistance R16 it Between, while 1 pin is grounded by electric capacity C24, between analog switch U14 0 pin access warming NTC1 and resistance R15, while 0 Pin is grounded by electric capacity C25, and analog switch U14 A pins access single-chip microcomputer U1 PA0 pins, analog switch U14 B draws Pin access single-chip microcomputer U1 PA1 pins, analog switch U14 VSS pins ground connection, analog switch U14 VDD pins access voltage Between VCC_5, analog switch U14 8 pins access warming NTC9 and resistance R23, while 8 pins are grounded by electric capacity C14, mould Between the 9 pins access warming NTC10 and resistance R24 for intending switch U14, while 9 pins are grounded by electric capacity C16, analog switch Between U14 10 pins access warming NTC11 and resistance R25, while 10 pins are grounded by electric capacity C18, analog switch U14's Between 11 pins access warming NTC12 and resistance R26, while 11 pins are grounded by electric capacity C20, analog switch U14's INHIBIT pins are grounded, and analog switch U14 C pins access single-chip microcomputer U1 PA2 pins, analog switch U14 D pins connect Enter single-chip microcomputer U1 PA3 pins；Analog switch U13 COM pins access single-chip microcomputer U1 PAD08 pins, analog switch U13's 7 pins are accessed between warming NTC20 and resistance R34, while 7 pins are grounded by electric capacity C26, analog switch U13 6 pins connect Enter between warming NTC19 and resistance R33, while 6 pins are grounded by electric capacity C28, analog switch U13 5 pins access warming Between NTC18 and resistance R32, while 5 pins are grounded by electric capacity C30, analog switch U13 4 pins access warming NTC17 and Between resistance R31, while 4 pins are grounded by electric capacity C32, analog switch U13 3 pins access warming NTC16 and resistance R30 Between, while 3 pins are grounded by electric capacity C34, between analog switch U13 2 pins access warming NTC15 and resistance R29, together When 2 pins be grounded by electric capacity C35, between analog switch U13 1 pin access warming NTC14 and resistance R28, while 1 pin It is grounded by electric capacity C36, between analog switch U13 0 pin access warming NTC13 and resistance R27, while 0 pin passes through electricity Hold C37 ground connection, analog switch U13 A pins access single-chip microcomputer U1 PA4 pins, analog switch U13 B pins access monolithic Machine U1 PA5 pins, analog switch U13 VSS pins ground connection, analog switch U13 VDD pins access voltage VCC_5, simulation Between the 8 pins access warming NTC21 and resistance R35 for switching U13, while 8 pins are grounded by electric capacity C27, analog switch U13 9 pins access warming NTC22 and resistance R36 between, while 9 pins are grounded by electric capacity C29, the 10 of analog switch U13 draws Between pin access warming NTC23 and resistance R37, while 10 pins are grounded by electric capacity C31, analog switch U13 11 pins connect Enter between warming NTC24 and resistance R38, while 11 pins are grounded by electric capacity C33, analog switch U13 INHIBIT pins connect Ground, analog switch U13 C pins access single-chip microcomputer U1 PA6 pins, analog switch U13 D pins access single-chip microcomputer U1's PA7 pins；

As shown in figure 8, photovoltaic charged circuit includes model SU300DM-110S110-FS insulating power supply U2, model IRF6218 metal-oxide-semiconductor U3, photo-voltaic power supply U6, insulating power supply U2 first pin access photo-voltaic power supply U6 positive poles, insulating power supply U2 second pin is by the IN pins of current acquisition chip U8 in current collection circuit, then by current acquisition chip U8's OUT pins access photo-voltaic power supply U6 negative poles, insulating power supply U2 the 3rd pin access metal-oxide-semiconductor U3 source electrode, insulating power supply U2 The negative pole of battery pack that is made up of 24 batteries of the 4th pin access, metal-oxide-semiconductor U3 drain electrode access is by 24 sections The positive pole for the battery pack that battery is constituted, metal-oxide-semiconductor U3 grid is accessed between two series resistance R4 and R7, resistance R4 another termination Enter metal-oxide-semiconductor U3 source electrode, resistance R7 other end access triode Q2 colelctor electrodes, triode Q2 grounded emitter, triode Q2 base stage accesses single-chip microcomputer U1 PAD14 pins by resistance R10, and triode Q2 base stage also passes through electric capacity parallel with one another C42, resistance R11 are grounded；

As shown in figure 9, battery discharging circuit includes model metal-oxide-semiconductor U7, triode Q1, metal-oxide-semiconductor U7 source electrode passes through overcurrent Current acquisition chip U9 IN pins in Acquisition Circuit, then by current acquisition chip U9 OUT pins access ground, metal-oxide-semiconductor U7 Drain electrode one bipod of access connector J1 pin 1, the positive pole for the battery pack being made up of 24 batteries patches Part J1 pin 2, metal-oxide-semiconductor U7 grid is by accessing voltage VCC_5 after resistance R1, while metal-oxide-semiconductor U7 grid accesses three poles Pipe Q1 colelctor electrodes, triode Q1 grounded emitter, triode Q1 base stage is sequentially connected in series resistance R2, diode D1 negative electrode, Diode D1 anode access single-chip microcomputer U1 PAD07 pins, triode Q1 base stage also passes through electric capacity C1 parallel with one another, electricity Hinder R5 ground connection；

As shown in Figure 10, serial communication circuit includes model MAX232 electrical level transferring chip U22, electrical level transferring chip U22 VCC pin access voltage VCC_5, while electrical level transferring chip U22 VCC pin also pass through electric capacity S-C1 access level conversion Chip U22 V+ pins, access electric capacity S-C2, level conversion core between electrical level transferring chip U22 C1+ pins and C1- pins Electric capacity S-C4, electrical level transferring chip U22 T1IN pins access single-chip microcomputer U1 are accessed between piece U22 C2+ pins and C2- pins PS1 pins, electrical level transferring chip U22 R1OUT pins access single-chip microcomputer U1 PS0 pins, electrical level transferring chip U22's GDN accesses ground, electrical level transferring chip U22 R1IN pins access the connector J2 of 11 pin pin 3, level conversion core It is grounded after piece U22 T1OUT pins access connector J2 pin 2, electrical level transferring chip U22 V- access electric capacity S-C3；

As shown in figure 11, motor-drive circuit includes model L298P motor drive ic U23, motor drive ic U23's GND pin is grounded, and motor drive ic U23 Out1 pins access model 1N4007 diode D2 anode, together When diode D2 anode access model XH2.54_2P connector JP1 Out1 pins, motor drive ic U23's Out2 pins access model 1N4007 diode D3 anode, while diode D3 anode access connector JP1 Out2 pins, motor drive ic U23 Vs pins access voltage VCC_12, motor drive ic U23 Input1 pins Access single-chip microcomputer U13 PA1 pins, motor drive ic U23 EenableA pins access single-chip microcomputer U13 PA0 pins, electricity Machine driving chip U23 Input2 pins access single-chip microcomputer U13 PA2 pins, motor drive ic U23 Out4 pins access One model 1N4007 diode D8 anode, while diode D8 anode access connector JP4 Out4 pins, electricity Machine driving chip U23 Out3 pins access model 1N4007 diode D6 anode, while diode D6 sun Pole access model XH2.54_2P connector JP4 Out3 pins, motor drive ic U23 Input4 pins access is single Piece machine U13 PA5 pins, motor drive ic U23 EenableB pins access single-chip microcomputer U13 PA3 pins, motor driving Chip U23 Input3 pins access single-chip microcomputer U13 PA4 pins, motor drive ic U23 VSS pins access voltage The negative electrode of VCC_5, diode D2 anode and model 1N4007 diode D3 is contacted, diode D3 plus earth, two The negative electrode of pole pipe D4 anode and model 1N4007 diode D5 is contacted, diode D5 plus earth, diode D6's The negative electrode of anode and model 1N4007 diode D7 is contacted, diode D7 plus earth, diode D8 anode and type Number for 1N4007 diode D9 negative electrode series winding, diode D9 plus earth, diode D8 anode is with diode D4's Access voltage VCC_12 after negative electrode, diode D6 negative electrode, diode D8 negative electrode parallel connection；

As shown in figure 12, solar energy tracking sensor signal receiving circuit includes model 74HC14D Schmidt trigger core Piece U10, model XH2.54_5P connector JP_3, Schmidt trigger chip U10 1A pins access a resistance R32 One end, voltage VCC_5 is accessed after resistance R32 another terminating resistor R31, Schmidt trigger chip U10 1Y pins connect Enter single-chip microcomputer U13 PB4 pins, Schmidt trigger chip U10 2A pins access resistance R35 one end, resistance R35 Another terminating resistor R34 after access voltage VCC_5, Schmidt trigger chip U10 2Y pins access single-chip microcomputer U13's PB1 pins, Schmidt trigger chip U10 3A pins access resistance R50 one end, resistance R50 another termination electricity Hinder and voltage VCC_5 is accessed after R49, Schmidt trigger chip U10 3Y pins access single-chip microcomputer U13 PB0 pins, Schmidt Trigger chip U10 4A pins access voltage after accessing resistance R53 one end, resistance R53 another terminating resistor R52 VCC_5, Schmidt trigger chip U10 4Y pins access single-chip microcomputer U13 PB2 pins, Schmidt trigger chip U10's 5A pins access and voltage VCC_5 are accessed after resistance R56 one end, resistance R56 another terminating resistor R55, and Schmidt touches Device chip U10 5Y pins access single-chip microcomputer U13 PB3 pins are sent out, Schmidt trigger chip U10 GND pin ground connection is applied Schmitt trigger chip U10 VCC pin access voltage VCC_5, connector JP3 D/N pins access resistance R31, R32 it Between, connector JP3 West pins are accessed between resistance R34, R35, connector JP3 East pins access resistance R49, R50 Between, between connector JP3 South pins access resistance R52, R53, connector JP3 North pins access resistance R55, Between R56, resistance R33 one end is accessed after single-chip microcomputer U13 PB4 pins, other end sending and receiving optical diode LED3 and is grounded, resistance It is grounded after R36 one end access single-chip microcomputer U13 PB1 pins, other end sending and receiving optical diode LED4, the access of resistance R51 one end is single It is grounded after piece machine U13 PB0 pins, other end sending and receiving optical diode LED5, resistance R54 one end access single-chip microcomputer U13 PB2 draws It is grounded after pin, other end sending and receiving optical diode LED6, resistance R57 one end access single-chip microcomputer U13 PB3 pins, other end sending and receiving It is grounded after optical diode LED7；

As shown in figure 13, power-supplying circuit includes model SU100-110S24-FA insulating power supply U4, insulating power supply U4's The positive pole for the battery pack that first pin access is made up of 24 batteries, insulating power supply U4 second pin is accessed by two The negative pole for the battery pack that 14 batteries are constituted, insulating power supply U4 one LM2576HVT-5 of the 3rd pin access model Voltage stabilizing chip U5 IN pins, insulating power supply U4 the 4th pin access ground, voltage stabilizing chip U5 IN pins also pass through electricity Hold Cp1 ground connection, voltage stabilizing chip U5 /OFF pins, GND pin be grounded after connecing altogether, voltage stabilizing chip U5 OUT pins access one Schottky diode DO1 negative electrode, Schottky diode DO1 plus earth, Schottky diode DO1 negative electrode also accesses one Individual inductance L1 one end, the inductance L1 other end is grounded by electric capacity Cp2, is passed through between inductance the L1 other end and electric capacity Cp2 Wire is connected with voltage VCC_5, between voltage stabilizing chip U5 FB pins access inductance L1 and electric capacity Cp2, voltage stabilizing chip U5 IN Pin serial connection resistance R6 is followed by the anode of diode (LED) 1, the minus earth of diode (LED) 1, voltage stabilizing chip U5 FB pin strings Connection resistance R12 is followed by the anode of diode (LED) 2, the minus earth of diode (LED) 2；

As shown in figure 14, equalizing circuit includes multiple voltage-regulator diode D10-D35, and wherein voltage-regulator diode D23-D35 phases are interconnected Together, voltage-regulator diode D23 positive pole connects voltage acquisition chip U21 V- pins, and voltage-regulator diode D35 negative pole connects voltage Acquisition chip U21 C12 pins, the negative pole CELL1- of No. 1 battery by resistance R97 access voltage-regulator diode D23 and D24 it Between, voltage acquisition chip U21 C0 pins are then accessed, while the negative pole CELL1- of No. 1 battery is linked into electricity by inductance L5 Press acquisition chip U21 V- pins, the positive pole CELL1+ of No. 1 battery by resistance R98 access voltage-regulator diode D24 and D25 it Between, voltage acquisition chip U21 C1 pins are then accessed, the positive pole CELL2+ of No. 2 batteries accesses the pole of voltage stabilizing two by resistance R99 Between pipe D25 and D26, voltage acquisition chip U21 C2 pins are then accessed, the positive pole CELL3+ of No. 3 batteries passes through resistance Between R100 access voltage-regulator diodes D26 and D27, voltage acquisition chip U21 C3 pins, the positive pole of No. 4 batteries are then accessed CELL4+ is accessed between voltage-regulator diode D27 and D28 by resistance R101, then accesses voltage acquisition chip U21 C4 pins, The positive pole CELL5+ of No. 5 batteries is accessed between voltage-regulator diode D28 and D29 by resistance R102, then accesses voltage acquisition core Piece U21 C5 pins, the positive pole CELL6+ of No. 6 batteries is accessed between voltage-regulator diode D29 and D30 by resistance R103, then Voltage acquisition chip U21 C6 pins are accessed, the positive pole CELL7+ of No. 7 batteries accesses voltage-regulator diode D30 by resistance R104 Between D31, voltage acquisition chip U21 C7 pins are then accessed, the positive pole CELL8+ of No. 8 batteries is accessed by resistance R105 Between voltage-regulator diode D31 and D32, voltage acquisition chip U21 C8 pins are then accessed, the positive pole CELL9+ of No. 9 batteries leads to Cross between resistance R106 access voltage-regulator diodes D32 and D33, then access voltage acquisition chip U21 C9 pins, No. 10 batteries Positive pole CELL10+ accessed by resistance R107 between voltage-regulator diode D33 and D34, then access voltage acquisition chip U21's C10 pins, the positive pole CELL11+ of No. 11 batteries is accessed between voltage-regulator diode D34 and D35 by resistance R108, is then accessed Voltage acquisition chip U21 C11 pins, the positive pole CELL12+ of No. 12 batteries accesses voltage-regulator diode D35's by resistance R109 Negative pole, then accesses voltage acquisition chip U21 C12 pins, and electric capacity C66 mono- terminates voltage acquisition chip U21 V- pins, separately One termination voltage acquisition chip U21 C0 pins, the termination voltage acquisition chips of electric capacity C67 mono- U21 V- pins, another termination electricity Press acquisition chip U21 C1 pins, the termination voltage acquisition chips of electric capacity C68 mono- U21 V- pins, another termination voltage acquisition core Piece U21 C2 pins, the termination voltage acquisition chips of electric capacity C69 mono- U21 V- pins, another termination voltage acquisition chip U21's C3 pins, the termination voltage acquisition chips of electric capacity C70 mono- U21 V- pins, another termination voltage acquisition chip U21 C4 pins, The termination voltage acquisition chips of electric capacity C71 mono- U21 V- pins, another termination voltage acquisition chip U21 C5 pins, electric capacity C72 One termination voltage acquisition chip U21 V- pins, another termination voltage acquisition chip U21 C6 pins, electric capacity C73 mono- terminates electricity Press acquisition chip U21 V- pins, another termination voltage acquisition chip U21 C7 pins, the termination voltage acquisition cores of electric capacity C74 mono- Piece U21 V- pins, another termination voltage acquisition chip U21 C8 pins, the termination voltage acquisition chips of electric capacity C75 mono- U21's V- pins, another termination voltage acquisition chip U21 C9 pins, the termination voltage acquisition chips of electric capacity C76 mono- U21 V- pins, Another termination voltage acquisition chip U21 C10 pins, the termination voltage acquisition chips of electric capacity C77 mono- U21 V- pins, the other end Connect voltage acquisition chip U21 C11 pins, the termination voltage acquisition chips of electric capacity C78 mono- U21 V- pins, another termination voltage Acquisition chip U21 C12 pins；Resistance R72 mono- terminates the positive pole CELL1+, another termination voltage acquisition chip U21 of No. 1 battery S1 pins, resistance R73 mono- terminate No. 2 batteries positive pole CELL2+, another termination voltage acquisition chip U21 S2 pins, electricity Hinder the positive pole CELL3+ that R74 mono- terminates No. 3 batteries, another termination voltage acquisition chip U21 S3 pins, the terminations of resistance R75 mono- 4 The positive pole CELL4+ of number battery, another termination voltage acquisition chip U21 S4 pins, resistance R76 mono- terminates the positive pole of No. 5 batteries CELL5+, another termination voltage acquisition chip U21 S5 pins, resistance R77 mono- terminates the positive pole CELL6+ of No. 6 batteries, another Termination voltage acquisition chip U21 S6 pins, resistance R78 mono- terminates the positive pole CELL7+ of No. 7 batteries, another termination voltage acquisition Chip U21 S7 pins, resistance R79 mono- terminates the positive pole CELL8+, another termination voltage acquisition chip U21 S8 of No. 8 batteries Pin, resistance R80 mono- terminates the positive pole CELL9+ of No. 9 batteries, another termination voltage acquisition chip U21 S9 pins, resistance R81 The positive pole CELL10+ of one No. 10 batteries of termination, another termination voltage acquisition chip U21 S10 pins, the terminations of resistance R82 mono- 11 The positive pole CELL11+ of number battery, another termination voltage acquisition chip U21 S11 pins, resistance R83 mono- terminates No. 12 batteries Positive pole CELL12+, another termination voltage acquisition chip U21 S12 pins；

Master controller, from controller reset circuit is respectively connected with respectively, wherein：

As shown in figure 15, master controller reset circuit includes button S_RST1, button S_RST1 one end and a diode Df1 Anode connection, button S_RST1 other end ground connection, diode Df1 negative electrode passes sequentially through resistance R40, the electric capacity of concatenation C34 is grounded, and voltage VCC_5 is accessed between resistance R40 and diode Df1 negative electrode, and diode Df1 anode passes through wire and electricity Hinder after being connected between R40, electric capacity C34, then pass through wire access single-chip microcomputer U1 RESET pins；

As shown in figure 16, button S1, button S1 one end and diode Df2 anode are included from single controller reset circuit Connection, button S1 other end ground connection, diode Df2 negative electrode passes sequentially through the resistance R15 of concatenation, electric capacity C20 ground connection, resistance Voltage VCC_5 is accessed between R15 and diode Df2 negative electrode, diode Df2 anode passes through wire and resistance R15, electric capacity After being connected between C20, then pass through wire access single-chip microcomputer U13 RESET2 pins.

Master controller, from controller A/D converter circuit is respectively connected with respectively, wherein：

As shown in figure 17, master controller AD conversion reference circuit includes model LM4040AIM3-5.0 voltage reference chip U11, voltage reference chip U11 earth terminal are grounded, voltage reference chip U11 anode tap ground connection, voltage reference chip U11 negative electrodes The VRH pins into single-chip microcomputer U1 are terminated, electric capacity C42, voltage base are connected between voltage reference chip U11 anode tap and cathode terminal Quasi- chip U11 cathode terminal also accesses voltage VCC_5 by resistance R56；

As shown in figure 18, model LM4040AIM3-5.0 voltage reference chip is included from controller AD conversion reference circuit U15, voltage reference chip U15 earth terminal are grounded, voltage reference chip U15 anode tap ground connection, voltage reference chip U15 negative electrodes The VRH2 pins into single-chip microcomputer U13 are terminated, electric capacity C23, voltage are connected between voltage reference chip U15 anode tap and cathode terminal Fiducial chip U15 cathode terminal also accesses voltage VCC_5 by resistance R17.

Master controller, from controller clock circuit is respectively connected with respectively, wherein：

As shown in figure 19, master controller clock circuit includes crystal oscillator Y1, and crystal oscillator Y1 two ends, which are corresponded, passes through electric capacity C10, electricity Hold C16 ground connection, be connected to resistance R38 between crystal oscillator Y1 two ends, crystal oscillator Y1 two ends be also respectively connected to single-chip microcomputer U1 EXTAL and XTAL pins；

As shown in figure 20, crystal oscillator Y2 is included from controller clock circuit, crystal oscillator Y2 two ends, which are corresponded, passes through electric capacity C22, electricity Hold and be connected to resistance R18 between C24 ground connection, crystal oscillator Y2 two ends, crystal oscillator Y2 two ends are also respectively connected to single-chip microcomputer U13 EXTAL2 With XTAL2 pins.

Master controller, it is respectively connected with jack interface circuit respectively from controller, wherein：

As shown in figure 21, master controller jack interface circuit includes double 6PIN plug connector Header BDM, plug connector First pin of Header BDM, the 4th pin are respectively connected to single-chip microcomputer U1 BKGD pins, plug connector Header BDM's Second pin ground connection, plug connector Header BDM the 6th pin access voltage VCC_5；

As shown in figure 22, double 6PIN plug connector Header BDM2, plug connector are included from socket controller interface circuit First pin of Header BDM2, the 4th pin are respectively connected to single-chip microcomputer U13 BKGD2 pins, plug connector Header BDM2 second pin ground connection, plug connector Header BDM2 the 6th pin access voltage VCC_5.

Master controller, from controller filter circuit is respectively connected with respectively, wherein：

As shown in figure 23, master controller filter circuit includes the parallel circuit that electric capacity C11, C15, C26 are constituted, parallel circuit one Parallel connected end is grounded, parallel circuit another parallel connected end access voltage VCC_5, in parallel circuit on electric capacity C11, C15, C26 respectively There is wire to draw and be connected to single-chip microcomputer U1 VDDR, VDDX1, VDDA pin, electric capacity C12, C13, C14 one end parallel connections are followed by Ground, electric capacity C12, C13, C14 other end each accesses single-chip microcomputer U1 VDDF, VDD, VDDPLL pin respectively；

As shown in figure 24, the parallel circuit that electric capacity C14, C18, C19 are constituted, parallel circuit one are included from controller filter circuit Parallel connected end is grounded, parallel circuit another parallel connected end access voltage VCC_5, in parallel circuit on electric capacity C14, C18, C19 respectively There is wire to draw and be connected to single-chip microcomputer U13 VDDR, VDDX1, VDDA pin, electric capacity C15, C16, C17 one end parallel connections are followed by Ground, electric capacity C15, C16, C17 other end each accesses single-chip microcomputer U13 VDDF, VDD, VDDPLL pin respectively.

Claims

1. a kind of photovoltaic conversion circuit for being applied to fixed and mobile WSN nodes, it is characterised in that：Including master controller, from control Device processed, voltage collection circuit, current collection circuit, temperature collection circuit, photovoltaic charged circuit, battery discharging circuit, serial ports lead to Believe circuit, motor-drive circuit, solar energy tracking sensor signal receiving circuit, power-supplying circuit, equalizing circuit, wherein：

Voltage acquisition chip U20 V+ pins access model TLP291GB optocoupler U16 pin 3, and optocoupler U16's draws Pin 2 is grounded, and optocoupler U16 pin 1 accesses power supply VCC_5 by resistance R42, optocoupler U16 pin 4 pass sequentially through resistance R44, The positive pole CELL24+ of 24th batteries in the battery pack that inductance L2 connections are made up of 24 batteries, optocoupler U16's draws The negative pole CELL13- of 13rd batteries, inductance in the battery pack that pin 4 is made up of 24 batteries electric capacity C39 connections Connected between L2 and resistance R44 by the cathode terminal of diode D4, D5, D6 parallel branch constituted after in parallel in the same direction, by diode The tenth in the battery pack that the anode tap connection of the parallel branch constituted after D4, D5, D6 parallel connection in the same direction is made up of 24 batteries The negative pole CELL13- of three batteries；Voltage acquisition chip U20 A1-A3 pins, GPIO1-GPIO2 pins, VOS pins, NC draws One model ADuM1401 of access isolating chip U18 GND2 pins, voltage acquisition chip U20 after pin, V- pins connect altogether VTEMP2 pins V2- is connect by resistance R58, the electric capacity C43 being sequentially connected in series, while VTEMP2 pins are by connecing thermistor NTC25 is grounded, between voltage acquisition chip U20 VREF pins access resistance R57, electric capacity C41, voltage acquisition chip U20's WDTB pins access isolating chip U18 GND2 pins, voltage acquisition chip by the resistance R57, the electric capacity C41 that are sequentially connected in series Between U20 VREG pins access resistance R57, electric capacity C41, voltage acquisition chip U20 SDO pins are accessed by resistance R54 Between resistance R57, electric capacity C41, voltage acquisition chip U20 CSBI pins are drawn by resistance R45 and isolating chip U18 VOA Pin is connected, and voltage acquisition chip U20 SDO pins are connected by resistance R48 with isolating chip U18 VID pins, voltage acquisition Chip U20 SDI pins are connected by resistance R50 with isolating chip U18 VOB pins, and voltage acquisition chip U20 SCKI draws Pin is connected by resistance R52 with isolating chip U18 VOC pins, isolating chip U18 VE2 pins access resistance R57, electric capacity Between C41, while isolating chip U18 VE2 pins access voltage acquisition chip U20 A0 pins, isolating chip U18 VDD1 Pin accesses voltage VCC_5, and isolating chip U18 GND1 pins are grounded, and isolating chip U18 VIA, VIB, VIC are corresponded to respectively Single-chip microcomputer U1 PK7, PS5, PS6 pin is accessed, isolating chip U18 VOD pins access diode D2 negative electrode, two poles Pipe D2 anode access single-chip microcomputer U1 PS4 pins, isolating chip the U18 access of VE1 pins voltage VCC_5, isolating chip U18 VE2 and GND2 between access electric capacity C44 and C45, electric capacity C49 and C50 is accessed between isolating chip U18 VDD1 and GND1；

Photovoltaic charged circuit includes model SU300DM-110S110-FS insulating power supply U2, model IRF6218 metal-oxide-semiconductor U3, photo-voltaic power supply U6, insulating power supply U2 first pin access photo-voltaic power supply U6 positive poles, insulating power supply U2 second pin By the IN pins of current acquisition chip U8 in current collection circuit, then by current acquisition chip U8 OUT pins access light Power supply U6 negative poles are lied prostrate, insulating power supply U2 the 3rd pin access metal-oxide-semiconductor U3 source electrode, insulating power supply U2 the 4th pin connects Enter the negative pole for the battery pack being made up of 24 batteries, metal-oxide-semiconductor U3 drain electrode access battery anode, metal-oxide-semiconductor U3 grid Access between two series resistance R4 and R7, resistance R4 other end access metal-oxide-semiconductor U3 source electrode, resistance R7 other end access three Pole pipe Q2 colelctor electrodes, triode Q2 grounded emitter, triode Q2 base stage accesses single-chip microcomputer U1's by resistance R10 PAD14 pins, triode Q2 base stage is also grounded by electric capacity C42 parallel with one another, resistance R11；

Solar energy tracking sensor signal receiving circuit includes model 74HC14D Schmidt trigger chip U10, model XH2.54_5P connector JP_3, Schmidt trigger chip U10 1A pins access resistance R32 one end, resistance R32 Another terminating resistor R31 after access voltage VCC_5, Schmidt trigger chip U10 1Y pins access single-chip microcomputer U13's PB4 pins, Schmidt trigger chip U10 2A pins access resistance R35 one end, resistance R35 another termination electricity Hinder and voltage VCC_5 is accessed after R34, Schmidt trigger chip U10 2Y pins access single-chip microcomputer U13 PB1 pins, Schmidt Trigger chip U10 3A pins access voltage after accessing resistance R50 one end, resistance R50 another terminating resistor R49 VCC_5, Schmidt trigger chip U10 3Y pins access single-chip microcomputer U13 PB0 pins, Schmidt trigger chip U10's 4A pins access and voltage VCC_5 are accessed after resistance R53 one end, resistance R53 another terminating resistor R52, and Schmidt touches Device chip U10 4Y pins access single-chip microcomputer U13 PB2 pins are sent out, Schmidt trigger chip U10 5A pins access one Voltage VCC_5, Schmidt trigger chip U10 5Y are accessed after resistance R56 one end, resistance R56 another terminating resistor R55 Pin access single-chip microcomputer U13 PB3 pins, Schmidt trigger chip U10 GND pin ground connection, Schmidt trigger chip Between U10 VCC pin access voltage VCC_5, connector JP3 D/N pins access resistance R31, R32, connector JP3's Between West pins access resistance R34, R35, between connector JP3 East pins access resistance R49, R50, connector JP3 South pins access resistance R52, R53 between, between connector JP3 North pins access resistance R55, R56, resistance It is grounded after R33 one end access single-chip microcomputer U13 PB4 pins, other end sending and receiving optical diode LED3, the access of resistance R36 one end is single It is grounded after piece machine U13 PB1 pins, other end sending and receiving optical diode LED4, resistance R51 one end access single-chip microcomputer U13 PB0 draws It is grounded after pin, other end sending and receiving optical diode LED5, resistance R54 one end access single-chip microcomputer U13 PB2 pins, other end sending and receiving It is grounded after optical diode LED6, resistance R57 one end access single-chip microcomputer U13 PB3 pins, after other end sending and receiving optical diode LED7 Ground connection；

Power-supplying circuit includes model SU100-110S24-FA insulating power supply U4, insulating power supply U4 first pin The positive pole for the battery pack being made up of 24 batteries is accessed, insulating power supply U4 second pin accesses battery electrode, every The voltage stabilizing chip U5 of one LM2576HVT-5 of the 3rd pin access model from power supply U4 IN pins, insulating power supply U4 The 4th pin access ground, voltage stabilizing chip U5 IN pins are also grounded by electric capacity Cp1, voltage stabilizing chip U5 /OFF pins, GND pin is grounded after connecing altogether, and voltage stabilizing chip U5 OUT pins access Schottky diode DO1 negative electrode, the pole of Schottky two Pipe DO1 plus earth, Schottky diode DO1 negative electrode also accesses inductance L1 one end, and the inductance L1 other end leads to Electric capacity Cp2 ground connection is crossed, is connected between inductance the L1 other end and electric capacity Cp2 by wire with voltage VCC_5, voltage stabilizing chip U5's Between FB pins access inductance L1 and electric capacity Cp2, voltage stabilizing chip U5 IN pin serial connection resistance R6 is followed by the sun of diode (LED) 1 Pole, the minus earth of diode (LED) 1, voltage stabilizing chip U5 FB pin serial connection resistance R12 is followed by the anode of diode (LED) 2, two Pole pipe LED2 minus earth；

2. a kind of photovoltaic conversion circuit for being applied to fixed and mobile WSN nodes according to claim 1, its feature exists In：Master controller, from controller reset circuit is respectively connected with respectively, wherein：

3. a kind of photovoltaic conversion circuit for being applied to fixed and mobile WSN nodes according to claim 1, its feature exists In：Master controller, from controller A/D converter circuit is respectively connected with respectively, wherein：

4. a kind of photovoltaic conversion circuit for being applied to fixed and mobile WSN nodes according to claim 1, its feature exists In：Master controller, from controller clock circuit is respectively connected with respectively, wherein：

5. a kind of photovoltaic conversion circuit for being applied to fixed and mobile WSN nodes according to claim 1, its feature exists In：Master controller, it is respectively connected with jack interface circuit respectively from controller, wherein：

6. a kind of photovoltaic conversion circuit for being applied to fixed and mobile WSN nodes according to claim 1, its feature exists In：Master controller, from controller filter circuit is respectively connected with respectively, wherein：