CN202171615U - Externally arranged module for monitoring state of solar energy photovoltaic assembly in real time - Google Patents
Externally arranged module for monitoring state of solar energy photovoltaic assembly in real time Download PDFInfo
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- CN202171615U CN202171615U CN2011200659063U CN201120065906U CN202171615U CN 202171615 U CN202171615 U CN 202171615U CN 2011200659063 U CN2011200659063 U CN 2011200659063U CN 201120065906 U CN201120065906 U CN 201120065906U CN 202171615 U CN202171615 U CN 202171615U
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Abstract
An externally arranged module for monitoring states of a solar energy photovoltaic assembly in real time comprises a housing, a wireless module used for receiving and sending data, a microprocessor, a power supply circuit for supplying electric energy for the system, a voltage current measuring circuit used for measuring current and voltage, a temperature measuring circuit used for measuring temperature, an antitheft alarm circuit used for antitheft of a cell sheet and a power failure detection circuit used for detecting whether the cell sheet works. The externally arranged module is connected with an output end of a conjunction box at the rear of a solar energy assembly plate. The voltage current measuring circuit sends sampling simulating signals of current and voltage of the cell sheet to a metering chip, the metering chip converts the signals to digital signals and sends the digital signals to a CPU, the temperature measuring circuit coverts temperature values into voltage signals and sends the voltage signals to the CPU, the CPU converts the voltage signals into digital signals via an internal AD, the antitheft alarm circuit converts mobile signals of the cell sheet into pulse signals and sends the pulse signals to the CPU, the power failure detection circuit converts the work states of the cell sheet into voltage signals and sends the voltage signals to the CPU, and the CPU sends all the signals to a monitoring center via the wireless transmit-receive circuit.
Description
Affiliated technical field
The utility model relates to a kind of external solar photovoltaic assembly status real time monitor module; Especially can monitor solar photovoltaic assembly voltage, electric current, temperature, whether be moved and the monitoring modular that monitoring result is gone out through the radio frequency signal real-time Transmission.
Background technology
Present solar photovoltaic generation system is to be formed in parallel by a series of solar components battery strings.In the electricity generation system actual moving process; Because shade, fragment, dirt, birds droppings, cell panel are aging, panel size disunity, cloud and mist hide or other factors; Solar components efficient has decline in various degree, and single component efficiency descends or damage can bring the efficient of entire system to decline to a great extent.Because localization of fault difficulty, general disposal route or be to ignore, or be to shut down step by step tray to detect.Ignoring can cause that the solar panels generating efficiency differs and bring " mismatch " problem, can bring the significantly reduction of whole generating efficiency.Detect and shut down step by step tray, often need the time consuming time several days, human cost is all very huge with the shutdown loss.No matter therefore which kind of method all can be given and brought tremendous loss.In addition; Solar power system often is installed on meagrely-populated or the building roof; Because the infield is difficult with nurse, the phenomenon of therefore stealing solar cell module panel happens occasionally, and solar panels are stolen; Total system just can't normally be moved, and can bring tremendous loss to the user equally.
Summary of the invention
In order to overcome existing solar photovoltaic assembly malfunction monitoring and location difficulty and the phenomenon that avoids theft; The utility model provides a kind of external solar photovoltaic assembly status real time monitor module; This module is connected in the solar assembly junction box output terminal; Can monitor voltage, electric current, the state of temperature information of solar photovoltaic assembly in real time, and these information are sent to remote terminal through radio frequency signal.When solar components was moved, this module can be sent alerting signal in real time.
The beneficial effect of the utility model is, through the status information of real-time each assembly of monitoring, fault detect and fault got rid of reached fast, and is efficient, can reduce the generation of the maintenance cost of photovoltaic generating system and the phenomenon that avoids theft greatly.Owing to adopt Wireless transmission mode, need not rewiring.
The utility model solves the technical scheme that its technical matters adopted: a kind of external solar photovoltaic assembly status real time monitor module, be installed in the shell, and link to each other with the output terminal of terminal box behind the solar components plate.The voltage and current measurement circuit is sent into computation chip to the sampled analog signal of the electric current of battery sheet and voltage, is converted into and gives CPU after the digital signal; Temperature sensing circuit is given CPU after being converted into voltage signal to temperature value, and CPU is converted into digital signal to voltage signal through inner AD.Anti-theft warning circuit is converted into pulse signal to the movable signal of cell panel and gives CPU; Whether detection of power loss has cell panel operate as normal to be converted into voltage signal is given CPU.CPU through wireless transceiver circuit, sends to Surveillance center to various signals.
Said external solar photovoltaic assembly status real time monitor module by shell, one be used to receive and send the wireless module of data, microprocessor, one be used for to system provide the power circuit of electric energy, voltage and current measurement circuit that is used to measure current/voltage, temperature measuring circuit that is used to measure temperature, anti-theft warning circuit that is used for the antitheft of battery sheet, one be used to detect the power-fail detection circuit whether the battery sheet work and form.Described wireless module links to each other with microprocessor; The output of said power circuit respectively with wireless module, microprocessor, voltage and current measurement circuit; Temperature measuring circuit, anti-theft warning circuit, power-fail detection circuit link to each other, and described voltage and current measurement circuit links to each other with microprocessor, and described temperature measuring circuit links to each other with microprocessor; Described anti-theft warning circuit links to each other with microprocessor, and described power-fail detection circuit links to each other with microprocessor.
Said wireless module is by radio transmitting and receiving chip U5, crystal oscillator XA2, change-over switch U6, antenna P4 and peripheral some electric capacity and resistance composition.1 pin of radio transmitting and receiving chip U5 is connected with capacitor C 39, capacitor C 41, capacitor C 42, capacitor C 43, power supply VCC (+3.3V DC), and 2 pin of radio transmitting and receiving chip U5 are connected with inductance L 7, capacitor C 35, and inductance L 7 is connected with resistance R 20; The other end of resistance R 20 is connected with power supply VCC (+3.3V DC), and the other end of capacitor C 35 is connected with inductance L 5, capacitor C 40, inductance L 8, and an end of resistance R 22 is connected with the other end of the other end of capacitor C 40, inductance L 8; The other end of resistance R 22 is connected with ground, and the other end of inductance L 5 is connected with capacitor C 37, inductance L 6, and the other end of capacitor C 37 is connected with ground; The other end of inductance L 6 is connected with capacitor C 36, and the other end of capacitor C 36 is connected with 3 pin of change-over switch U6, and 3 pin of radio transmitting and receiving chip U5 are connected with inductance L 4, capacitor C 29; The other end of inductance L 4 is connected with 3 pin, the capacitor C 30 of radio transmitting and receiving chip U5, and the other end of capacitor C 30 is connected with ground, and the other end of capacitor C 29 is connected with 1 pin of change-over switch U6; 5 pin of change-over switch are connected with capacitor C 32; The other end of capacitor C 32 is connected with capacitor C 33, inductance L 3, the other end ground connection of capacitor C 33, and the other end of inductance L 3 is connected with capacitor C 34, antenna P4; The other end ground connection of capacitor C 34; 6 pin of change-over switch are connected with capacitor C 28 with 9 pin of radio transmitting and receiving chip U5, the other end ground connection of capacitor C 28, and 4 pin of change-over switch are connected with capacitor C 38 with 8 pin of radio transmitting and receiving chip U5; The other end ground connection of capacitor C 38; 7 pin of radio transmitting and receiving chip U5 are connected with 32 pin of microprocessor U3, and 13 pin of radio transmitting and receiving chip U5 are connected with 31 pin of microprocessor U3, and 14 pin of radio transmitting and receiving chip U5 are connected with 30 pin of microprocessor U3; 15 pin of radio transmitting and receiving chip U5 are connected with 29 pin of microprocessor U3; 16 pin of radio transmitting and receiving chip U5 are connected with 28 pin of microprocessor U3, and 17 pin of radio transmitting and receiving chip U5 are connected with 27 pin of microprocessor U3, and 20 pin of radio transmitting and receiving chip U5 are connected with 26 pin of microprocessor U3; 18 pin of radio transmitting and receiving chip U5 are connected with the end of crystal oscillator XA2, and 19 pin of radio transmitting and receiving chip U5 are connected with the other end of crystal oscillator XA2.12 pin of radio transmitting and receiving chip U5 are connected with power supply VCC (+3.3V DC), and 10 pin of radio transmitting and receiving chip U5 are connected with capacitor C 25 with capacitor C 26, the other end ground connection of capacitor C 26, the other end ground connection of capacitor C 25.
Said microprocessor is CPU, and inside comprises EEPROM, A/D convertor circuit.
Said power circuit comprises voltage stabilizing chip TD1509, voltage stabilizing chip XC6206P, diode D1, and diode D2, sustained diode 3 and peripheral resistance capacitance thereof are formed.The input voltage of solar battery sheet is connected with capacitor C 7 with 1 pin of voltage stabilizing chip U1; The other end of capacitor C 7 is connected with ground, and the negative terminal of sustained diode 3 is connected with 2 pin of inductance L 1 with voltage stabilizing chip U1, and the other end of sustained diode 3 is connected with ground; The other end of inductance L 1 is connected with the anode of capacitor C 8, divider resistance R7, diode D1, the anode of diode D2; The other end of capacitor C 8 is connected with ground, and the other end of divider resistance R7 is connected with 3 pin of voltage stabilizing chip U1 with divider resistance R4, and capacitor C 5 is connected in parallel on resistance R 7 two ends; The other end of divider resistance R4 is connected with ground; 4 pin of voltage stabilizing chip U1,5 pin, 6 pin, 7 pin, 8 pin are connected with ground, and the other end of diode D1 is to the voltage of metering system confession+5v, and 3 pin of the anode of the other end of diode D2 and super capacitor C45, capacitor C 2, voltage stabilizing chip U2 are connected; The other end of super capacitor C45 is connected with ground; The other end of capacitor C 2 is connected with ground, and 2 pin of voltage stabilizing chip U2 are given microprocessor system and wireless module power supply, and 1 pin of voltage stabilizing chip U2 is connected with ground.
Said voltage and current measurement circuit comprises the copper-manganese sheet, divider resistance R1, and resistance R 2, resistance R 3, computation chip U4 and peripheral resistance capacitance thereof are formed.The end of divider resistance R1 is connected with the input voltage of solar battery sheet, and the other end is connected with divider resistance R2, the other end of divider resistance R2 and divider resistance R3; Capacitor C 1,8 pin of computation chip U4 connect, and the other end of divider resistance R3 is connected with ground; Capacitor C 1 is parallelly connected with resistance R 3, and an end of resistance R 5 links to each other with an end of copper-manganese sheet, the other end and capacitor C 4; Be connected with 5 pin of computation chip U4, capacitor C 4 other ends are connected with ground, and an end of resistance R 8 links to each other with an end of copper-manganese sheet; The other end and capacitor C 10 are connected with 6 pin of computation chip U4, and capacitor C 10 other ends are connected with ground; 1 pin of computation chip U4 is connected with 2 pin, electric capacity E2, capacitor C 14, the resistance R 14 of power supply VEE, computation chip U4, and the other end of capacitor C 14 other ends and electric capacity E2 is connected with ground, and 3 pin of computation chip U4 are connected with the other end of capacitor C 13, electric capacity E1, resistance R 14; 9 pin of computation chip U4 are connected with resistance R 23, and the other end of resistance R 23 is connected with power supply VEE, and 10 pin of computation chip U4 are connected with capacitor C 21 with capacitor C 22; The other end of the other end of capacitor C 22 and capacitor C 21 is connected with ground, and 11 pin of computation chip U4 are connected with ground, and 13 pin of computation chip U4 are connected with 43 pin of microprocessor U3; 14 pin of computation chip U4 are connected with 42 pin of microprocessor U3; 15 pin of computation chip U4 are connected with 41 pin of microprocessor U3, and 16 pin of computation chip U4 are connected with 40 pin of microprocessor U3, and 20 pin of computation chip U4 are connected with 44 pin of microprocessor U3; 22 pin of computation chip U4 are connected with 46 pin of microcontroller U3; 23 pin of computation chip U4 are connected with 45 pin of microprocessor U3, and 21 pin of computation chip U4 are connected with ground, and 17 pin of computation chip U4 are connected with resistance R 17, crystal oscillator XA1, capacitor C 20; 18 pin of computation chip U4 are connected with the other end, the capacitor C 15 of the other end of resistance R 17, crystal oscillator XA1, and the other end of the other end of capacitor C 20 and capacitor C 15 is connected with ground.
Said temperature measuring circuit comprises thermistor NTC, resistance R 21, and capacitor C 44 is formed.Thermistor NTC one end links to each other with power supply VCC, and the other end links to each other with an end of resistance R 21, and the other end of resistance R 21 links to each other with ground, and capacitor C 44 is parallelly connected with thermistor NTC.
Said anti-theft warning circuit comprises puts upside down switch S 1, resistance R 10, and capacitor C 17 is formed.Put upside down switch one end and link to each other with ground, the other end links to each other with resistance R 10, and the other end of resistance R 10 links to each other with power supply VCC, capacitor C 17 with put upside down switch in parallel.
Said power-fail detection circuit resistance R 13, resistance R 9, resistance R 15, capacitor C 16, capacitor C 12, triode Q4 forms.Divider resistance R13 one end is connected with the input voltage of solar battery sheet; The other end is connected with divider resistance R15 with the base stage of triode Q4 respectively; The other end of this divider resistance R15 is connected with ground; Capacitor C 16 is parallelly connected with resistance R 15, the collector of this triode Q4 and resistance R 9, and 36 pin of capacitor C 12 and microprocessor U3 link to each other.The other end of said resistance R 9 is connected with power supply VCC, and the other end of said capacitor C 12 is connected with ground, and the emitter of this triode Q4 is connected with ground.
Description of drawings
Below in conjunction with accompanying drawing and embodiment the utility model is further specified.
Fig. 1 is the circuit theory diagrams of the utility model.
Fig. 2 is the embodiment wiring diagram of the utility model.
Among Fig. 2,1 and 2 expression solar battery sheets, 3 and 4 expression terminal boxes, 5 and 6 is the utility model external solar photovoltaic assembly status real time monitor modules.
Embodiment
In Fig. 1; An input voltage is the voltage of 8-45v; Be converted into 5V voltage through U1 (TD1509), the one tunnel through giving U4 and peripheral circuit power supply thereof behind the diode D1, and another road supplies power to super capacitor through behind the diode D2; Be converted into 3.3V voltage through U2 (XC6206P) again and give U3, U5 and peripheral circuit power supply thereof.
The voltage of solar panel is through resistance R 1; R2, R3 carry out the dividing potential drop sampling and send into U4 (computation chip RN8205), and the electric current of solar panel is sent into U4 (computation chip RN8205) after taking a sample through copper-manganese sheet CT1; Microprocessor U3 reads the value of the voltage and current of U4 through the spi mouth; Send to wireless module U5 through the spi mouth again, wireless module U5 sends into Surveillance center to voltage, current value again, and Surveillance center is according to the voltage of this piece battery sheet; The voltage of electric current and battery sheet on every side, current value are judged whether operate as normal of battery sheet.
After the voltage process resistance R 13 and resistance R 15 dividing potential drops of the input of power-fail detection circuit handle, if voltage can make triode Q4 conducting, then PWRDN output low level; The input of expression external solar is normal; Otherwise then explanation, external solar battery sheet is work not, supplies power through super capacitor C45.
Temperature sensing circuit is realized through thermistor NTC and resistance R 21; A/D converted measurement through microprocessor internal goes out the magnitude of voltage that VT is ordered, and the magnitude of voltage of ordering according to VT is again calculated the resistance value of NTC; Through the resistance of NTC and the form of temperature, calculate temperature value again.
The antitheft testing circuit is through resistance R 10 and put upside down switch S 1 realization, and the battery sheet is actionless toward the direction at ordinary times, in case there is the people to steal the battery sheet; The position of battery sheet can change, and puts upside down switch S 1 conducting thereby make, BJ point output low level; Send into microprocessor, thereby make microprocessor know that the someone steals the battery sheet, microprocessor is again through wireless module U5; Send into Surveillance center to the theft signal, thereby reach the purpose of warning.
In accompanying drawing 2; 1 and 2 expression solar battery sheets; 3 and 4 expression terminal boxes; Terminal box 3 behind the utility model external solar photovoltaic assembly status real time monitor module 5 and the solar battery sheet 1 links to each other; Terminal box 4 behind the utility model the utility model external solar photovoltaic assembly status real time monitor module 6 and the solar battery sheet 2 links to each other, and the utility model external solar photovoltaic assembly status real time monitor module 5 is connected with the utility model external solar photovoltaic assembly status real time monitor module 6 again.Overall optical photovoltaic assembly array not necessarily has only 2 battery components, and the battery component of any amount can be arranged.
Claims (8)
1. external solar photovoltaic assembly status real time monitor module; It is characterized in that: by shell, one be used to receive and send the wireless module of data, microprocessor, one be used for to system provide the power circuit of electric energy, voltage and current measurement circuit that is used to measure current/voltage, temperature measuring circuit that is used to measure temperature, anti-theft warning circuit that is used for the antitheft of battery sheet, one be used to detect the power-fail detection circuit whether the battery sheet work and form; Described wireless module links to each other with microprocessor; The output of said power circuit respectively with wireless module, microprocessor, voltage and current measurement circuit; Temperature measuring circuit, anti-theft warning circuit, power-fail detection circuit link to each other; Described voltage and current measurement circuit links to each other with microprocessor; Described temperature measuring circuit links to each other with microprocessor, and described anti-theft warning circuit links to each other with microprocessor, and described power-fail detection circuit links to each other with microprocessor.
2. external solar photovoltaic assembly status real time monitor module according to claim 1 is characterized in that: said wireless module is by radio transmitting and receiving chip U5, crystal oscillator XA2, change-over switch U6, antenna P4 and peripheral some electric capacity and resistance composition; 1 pin of radio transmitting and receiving chip U5 is connected with capacitor C 39, capacitor C 41, capacitor C 42, capacitor C 43, power supply VCC, and 2 pin of radio transmitting and receiving chip U5 are connected with inductance L 7, capacitor C 35, and inductance L 7 is connected with resistance R 20; The other end of resistance R 20 is connected with power supply VCC, and the other end of capacitor C 35 is connected with inductance L 5, capacitor C 40, inductance L 8, and an end of resistance R 22 is connected with the other end of the other end of capacitor C 40, inductance L 8; The other end of resistance R 22 is connected with ground, and the other end of inductance L 5 is connected with capacitor C 37, inductance L 6, and the other end of capacitor C 37 is connected with ground; The other end of inductance L 6 is connected with capacitor C 36, and the other end of capacitor C 36 is connected with 3 pin of change-over switch U6, and 3 pin of radio transmitting and receiving chip U5 are connected with inductance L 4, capacitor C 29; The other end of inductance L 4 is connected with 3 pin, the capacitor C 30 of radio transmitting and receiving chip U5, and the other end of capacitor C 30 is connected with ground, and the other end of capacitor C 29 is connected with 1 pin of change-over switch U6; 5 pin of change-over switch are connected with capacitor C 32, and the other end of capacitor C 32 is connected with capacitor C 33, inductance L 3, the other end ground connection of capacitor C 33; The other end of inductance L 3 is connected with capacitor C 34, antenna P4, the other end ground connection of capacitor C 34, and 6 pin of change-over switch are connected with capacitor C 28 with 9 pin of radio transmitting and receiving chip U5; The other end ground connection of capacitor C 28; 4 pin of change-over switch are connected with capacitor C 38 with 8 pin of radio transmitting and receiving chip U5, the other end ground connection of capacitor C 38, and 7 pin of radio transmitting and receiving chip U5 are connected with 32 pin of microprocessor U3; 13 pin of radio transmitting and receiving chip U5 are connected with 31 pin of microprocessor U3; 14 pin of radio transmitting and receiving chip U5 are connected with 30 pin of microprocessor U3, and 15 pin of radio transmitting and receiving chip U5 are connected with 29 pin of microprocessor U3, and 16 pin of radio transmitting and receiving chip U5 are connected with 28 pin of microprocessor U3; 17 pin of radio transmitting and receiving chip U5 are connected with 27 pin of microprocessor U3; 20 pin of radio transmitting and receiving chip U5 are connected with 26 pin of microprocessor U3, and 18 pin of radio transmitting and receiving chip U5 are connected with the end of crystal oscillator XA2, and 19 pin of radio transmitting and receiving chip U5 are connected with the other end of crystal oscillator XA2; 12 pin of radio transmitting and receiving chip U5 are connected with power supply VCC; 10 pin of radio transmitting and receiving chip U5 are connected with capacitor C 25 with capacitor C 26, the other end ground connection of capacitor C 26, the other end ground connection of capacitor C 25.
3. external solar photovoltaic assembly status real time monitor module according to claim 1, it is characterized in that: said microprocessor is CPU, and inside comprises EEPROM, A/D convertor circuit.
4. external solar photovoltaic assembly status real time monitor module according to claim 1; It is characterized in that: said power circuit comprises voltage stabilizing chip TD1509, voltage stabilizing chip XC6206P; Diode D1, diode D2, sustained diode 3 and peripheral resistance capacitance thereof are formed; The input voltage of solar battery sheet is connected with capacitor C 7 with 1 pin of voltage stabilizing chip U1; The other end of capacitor C 7 is connected with ground, and the negative terminal of sustained diode 3 is connected with 2 pin of inductance L 1 with voltage stabilizing chip U1, and the other end of sustained diode 3 is connected with ground; The other end of inductance L 1 is connected with the anode of capacitor C 8, divider resistance R7, diode D1, the anode of diode D2; The other end of capacitor C 8 is connected with ground, and the other end of divider resistance R7 is connected with 3 pin of voltage stabilizing chip U1 with divider resistance R4, and capacitor C 5 is connected in parallel on resistance R 7 two ends; The other end of divider resistance R4 is connected with ground; 4 pin of voltage stabilizing chip U1,5 pin, 6 pin, 7 pin, 8 pin are connected with ground, and the other end of diode D1 is to the voltage of metering system confession+5v, and 3 pin of the anode of the other end of diode D2 and super capacitor C45, capacitor C 2, voltage stabilizing chip U2 are connected; The other end of super capacitor C45 is connected with ground; The other end of capacitor C 2 is connected with ground, and 2 pin of voltage stabilizing chip U2 are given microprocessor system and wireless module power supply, and 1 pin of voltage stabilizing chip U2 is connected with ground.
5. external solar photovoltaic assembly status real time monitor module according to claim 1, it is characterized in that: said voltage and current measurement circuit comprises the copper-manganese sheet, divider resistance R1, resistance R 2, resistance R 3, computation chip U4 and peripheral resistance capacitance thereof are formed; The end of divider resistance R1 is connected with the input voltage of solar battery sheet, and the other end is connected with divider resistance R2, the other end of divider resistance R2 and divider resistance R3; Capacitor C 1; 8 pin of computation chip U4 connect, and the other end of divider resistance R3 is connected with ground, and capacitor C 1 is parallelly connected with resistance R 3; One end of resistance R 5 links to each other with an end of copper-manganese sheet, and the other end and capacitor C 4 are connected with 5 pin of computation chip U4; Capacitor C 4 other ends are connected with ground, and an end of resistance R 8 links to each other with an end of copper-manganese sheet, the other end and capacitor C 10; Be connected with 6 pin of computation chip U4, capacitor C 10 other ends are connected with ground, and 1 pin of computation chip U4 is connected with 2 pin, electric capacity E2, capacitor C 14, the resistance R 14 of power supply VEE, computation chip U4; The other end of capacitor C 14 other ends and electric capacity E2 is connected with ground, and 3 pin of computation chip U4 are connected with the other end of capacitor C 13, electric capacity E1, resistance R 14, and 9 pin of computation chip U4 are connected with resistance R 23; The other end of resistance R 23 is connected with power supply VEE, and 10 pin of computation chip U4 are connected with capacitor C 21 with capacitor C 22, and the other end of the other end of capacitor C 22 and capacitor C 21 is connected with ground; 11 pin of computation chip U4 are connected with ground; 13 pin of computation chip U4 are connected with 43 pin of microprocessor U3, and 14 pin of computation chip U4 are connected with 42 pin of microprocessor U3, and 15 pin of computation chip U4 are connected with 41 pin of microprocessor U3; 16 pin of computation chip U4 are connected with 40 pin of microprocessor U3; 20 pin of computation chip U4 are connected with 44 pin of microprocessor U3, and 22 pin of computation chip U4 are connected with 46 pin of microprocessor U3, and 23 pin of computation chip U4 are connected with 45 pin of microprocessor U3; 21 pin of computation chip U4 are connected with ground; 17 pin of computation chip U4 are connected with resistance R 17, crystal oscillator XA1, capacitor C 20, and 18 pin of computation chip U4 are connected with the other end, the capacitor C 15 of the other end of resistance R 17, crystal oscillator XA1, and the other end of the other end of capacitor C 20 and capacitor C 15 is connected with ground.
6. external solar photovoltaic assembly status real time monitor module according to claim 1, it is characterized in that: said temperature measuring circuit comprises thermistor NTC, resistance R 21, capacitor C 44 is formed; Thermistor NTC one end links to each other with power supply VCC, and the other end links to each other with an end of resistance R 21, and the other end of resistance R 21 links to each other with ground, and capacitor C 44 is parallelly connected with thermistor NTC.
7. external solar photovoltaic assembly status real time monitor module according to claim 1 is characterized in that: said anti-theft warning circuit comprises puts upside down switch S 1, resistance R 10, and capacitor C 17 is formed; Put upside down switch one end and link to each other with ground, the other end links to each other with resistance R 10, and the other end of resistance R 10 links to each other with power supply VCC, capacitor C 17 with put upside down switch in parallel.
8. external solar photovoltaic assembly status real time monitor module according to claim 1 is characterized in that: said power-fail detection circuit resistance R 13, and resistance R 9, resistance R 15, capacitor C 16, capacitor C 12, triode Q4 forms; Divider resistance R13 one end is connected with the input voltage of solar battery sheet, and the other end is connected with divider resistance R15 with the base stage of triode Q4 respectively, and the other end of this divider resistance R15 is connected with ground; Capacitor C 16 is parallelly connected with resistance R 15; The collector of this triode Q4 and resistance R 9,36 pin of capacitor C 12 and microprocessor U3 link to each other, and the other end of said resistance R 9 is connected with power supply VCC; The other end of said capacitor C 12 is connected with ground, and the emitter of this triode Q4 is connected with ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200659063U CN202171615U (en) | 2011-03-14 | 2011-03-14 | Externally arranged module for monitoring state of solar energy photovoltaic assembly in real time |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011200659063U CN202171615U (en) | 2011-03-14 | 2011-03-14 | Externally arranged module for monitoring state of solar energy photovoltaic assembly in real time |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202171615U true CN202171615U (en) | 2012-03-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011200659063U Expired - Lifetime CN202171615U (en) | 2011-03-14 | 2011-03-14 | Externally arranged module for monitoring state of solar energy photovoltaic assembly in real time |
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| Country | Link |
|---|---|
| CN (1) | CN202171615U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103196492A (en) * | 2013-03-27 | 2013-07-10 | 苏州市职业大学 | On-line real-time monitoring device for photovoltaic module |
| CN103698045A (en) * | 2014-01-08 | 2014-04-02 | 常州天合光能有限公司 | Indoor temperature coefficient testing method for solar cell module |
| CN105720909A (en) * | 2016-03-22 | 2016-06-29 | 苏州玄禾物联网科技有限公司 | Anti-theft monitoring control system for photovoltaic module |
| CN113340339A (en) * | 2021-04-26 | 2021-09-03 | 江苏海天微电子股份有限公司 | Intelligent detection early warning system for solar cell module junction box |
-
2011
- 2011-03-14 CN CN2011200659063U patent/CN202171615U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103196492A (en) * | 2013-03-27 | 2013-07-10 | 苏州市职业大学 | On-line real-time monitoring device for photovoltaic module |
| CN103698045A (en) * | 2014-01-08 | 2014-04-02 | 常州天合光能有限公司 | Indoor temperature coefficient testing method for solar cell module |
| CN103698045B (en) * | 2014-01-08 | 2015-12-30 | 常州天合光能有限公司 | Solar module indoor temperature coefficient testing method |
| CN105720909A (en) * | 2016-03-22 | 2016-06-29 | 苏州玄禾物联网科技有限公司 | Anti-theft monitoring control system for photovoltaic module |
| CN113340339A (en) * | 2021-04-26 | 2021-09-03 | 江苏海天微电子股份有限公司 | Intelligent detection early warning system for solar cell module junction box |
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