CN107610570A - Solar energy optical-thermal experimental real-training apparatus and operating method - Google Patents
Solar energy optical-thermal experimental real-training apparatus and operating method Download PDFInfo
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- CN107610570A CN107610570A CN201711067023.4A CN201711067023A CN107610570A CN 107610570 A CN107610570 A CN 107610570A CN 201711067023 A CN201711067023 A CN 201711067023A CN 107610570 A CN107610570 A CN 107610570A
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Abstract
The present invention proposes a kind of solar energy optical-thermal experimental real-training apparatus and operating method, including：Device part and control section；Device part includes the solar heat-collection plate and water tank being connected by water pipe, and water pump and magnetic valve are provided with water pipe；Control section includes：MCU, sensor assembly, artificial light source, light-adjusting module, memory module, display module, communication module, execution module and host computer；Sensor assembly includes：Temperature collect module, water level acquisition module and illuminance acquisition module；Sensor assembly collecting temperature, water level, illuminance information are simultaneously sent to MCU, control instruction are sent after MCU processing, and complete the control to water pump and magnetic valve by execution module；Illuminance of the light-adjusting module accommodating intraocular light source to solar heat-collection plate；Memory module is connected with MCU, for storing experimental data；Display module is connected with MCU；MCU is connected with host computer by communication module.The present invention is feature-rich, reliable, and light source is adjustable, has host computer manipulation display.
Description
Technical field
The present invention relates to a kind of experimental teaching equipment, more particularly to a kind of solar energy optical-thermal experimental real-training apparatus and operation side
Method.
Background technology
The rare of solar energy professional is always the maximum bottleneck for restricting solar energy industry rapid and healthy, while respectively
The new energy correlated curriculum and teaching pattern that colleges and universities are carried out are also immature, and supporting teaching equipment and laboratory apparatus Chinese pennisetum green bristlegrass are not
Together, it would be highly desirable to planning and exploitation.Started to help Students ' Learning and understanding the principle of solar energy hot systems and improve engineer applied
The ability of practice, spy develop solar energy optical-thermal experiment teaching system.Patent of invention（The B of Authorization Notice No. CN 103606325）Design
A kind of solar energy power generating synthesis experiment platform, teaching and research in terms of solar energy optical-thermal can not be applied to.Utility model
Patent（The U of Authorization Notice No. CN 205881277）A kind of packaged type photovoltaic and photothermal integral experiment training system is proposed, in room
It is interior progress simulated experiment when artificial light source can not be adjusted, functional reliability existing defects and without upper computer software realize
The automatic storage processing of system data, chart is shown and report printing.
The content of the invention
The problem of existing for prior art, the present invention use following technical scheme：
A kind of solar energy optical-thermal experimental real-training apparatus, it is characterised in that including：Device part and control section；Described device portion
Divide the solar heat-collection plate and water tank for including being connected by water pipe, water pump and magnetic valve are provided with the water pipe；The control
System part includes：Micro-control unit（MCU）, it is sensor assembly, artificial light source, light-adjusting module, memory module, display module, logical
Believe module, execution module and host computer；The sensor assembly includes：Temperature collect module, water level acquisition module and illuminance
Acquisition module；The sensor assembly collecting temperature, water level, illuminance information are simultaneously sent to MCU, are sent after the MCU processing
Control instruction, and the control to water pump and magnetic valve is completed by execution module；The light-adjusting module accommodating intraocular light source pair
The illuminance of the solar heat-collection plate；The memory module is connected with MCU, for storing experimental data；The display module
It is connected with MCU；The MCU is connected with host computer by communication module.
Further, the communication module is RS485, and the RS485 is connected by serial ports with MCU.
Further, temperature sensor is provided with the temperature collect module, the temperature sensor is PT1000 platinum
Thermal resistance；Level sensor is provided with the water level acquisition module, the level sensor is diffusion silicon pressure sensor.
Further, the temperature collect module includes signal conditioning circuit, and the signal conditioning circuit includes：PT1000
Platinum resistance thermometer sensor, ADR421 reference voltage sources U22,4 OPA277 operational amplifiers U14, U15, U16, U17,6 10k Europe resistance
R223, R224, R225, R226, R232, R233,10 Europe resistance R227,1 4.7k resistance R228,2 10 Europe resistance R229,
R230,1 0.68k Europe resistance R231,2 0.5k Europe adjustable resistance RP5, RP7, it is 2 100 Europe adjustable resistance RP6, RP8,47 micro-
Method/16 volt electric capacity C200,2 0.1 F capacitor C201, C216 and TM7705A/D converters；Described electric capacity C200, C201 are simultaneously
It is associated between reference voltage source U22 input and earth terminal；The output end of the reference voltage source U22 connects through electric capacity C216
Ground, and connect through resistance R223 operational amplifier U15 input in the same direction；The output end of the operational amplifier U14 is reversed to defeated
Enter end, and operational amplifier U15 input in the same direction is connect through resistance R225；The reverse input end warp of the operational amplifier U15
Resistance R224 is grounded, and operational amplifier U15 output end is connect through resistance R226；The input in the same direction of the operational amplifier U14
End connects operational amplifier U15 output through resistance R228, adjustable resistance RP5, resistance R229 in parallel and adjustable resistance RP6 successively
End, and through resistance R227 connection PT1000 platinum resistance thermometer sensor,s；The reverse input end of the operational amplifier U16 connects operational amplifier
U16 output end, the current input terminal of operational amplifier U16 input in the same direction termination PT1000 platinum resistance thermometer sensor,s；The computing is put
The current output terminal of big device U16 input in the same direction termination PT1000 platinum resistance thermometer sensor,s；The PT1000 platinum resistance thermometer sensor,s are successively via electricity
Hinder the zero degree resistance eutral grounding that R231, adjustable resistance RP7, resistance R230 in parallel and adjustable resistance RP8 are formed, operational amplifier
U17 reverse input end is grounded through resistance R232, and operational amplifier U17 output end is connect through R233；The operational amplifier
U16 and U17 output end connects 7 pin and 8 pin of the A/D converter respectively；The resistance of the zero degree resistance is PT1000 platinum heat
Resistance of the resistance in zero degree.
Further, the temperature collect module also includes A/D conversions and isolation circuit, and the A/D conversions are with isolating electricity
Road includes A/D converter TM7705 and isolating chip ADUM5401.
Further, the light-adjusting module includes synchronizing signal sample circuit and thyristor gating circuit, the artificial light
Thyristor gating circuit is accessed in source.
Further, the synchronizing signal sample circuit includes 5.1k Europe resistance R25,30k Europe/2 watt resistance R27,30k
Europe/2 watt resistance R28, DB107 bridge heap ZL1, P521 photoelectrical coupler U5；220V alternating current fire wires access bridge through the resistance R28
Heap ZL1 2 pin, 220V alternating currents zero line access bridge heap ZL1 1 pin, 3, the 4 pin difference of the bridge heap ZL1 through the resistance R27
1,2 pin with photoelectrical coupler U5 are connected；4 pin of the photoelectrical coupler U5 access 3.3V power supplys, and and MCU through resistance R25
Connection.
Further, the thyristor gating circuit includes：5.1k Europe resistance R18,270 Europe resistance R19,1k Europe/2 watt electricity
Hinder R17,180 Europe/2 watt resistance R24, MOC2023 photoelectrical coupler U3 and BT139 controllable silicons BT1；The photoelectrical coupler U3's
2 pin, 1 pin are connected through resistance R19, resistance R18 with the MCU respectively；1 pin of the photoelectrical coupler U3 connects 3.3V power supplys；Institute
State photoelectrical coupler U3 4 pin to be connected with controllable silicon BT1 3 pin, and be connected through resistance R17 with controllable silicon BT1 1 pin；It is described
Photoelectrical coupler U3 6 pin are connected through resistance R24 with controllable silicon BT1 2 pin；220V alternating current fire wires access the controllable silicon
BT1 1 pin；The artificial light source is connected between controllable silicon BT1 2 pin and the zero line of 220V alternating currents.
Further, the memory module is Micro SD, and the memory module is connected by SDIO buses with MCU；Institute
It is STM32F103ZET6 to state MCU；The host computer is used for parameter configuration and realizes that the storage processing of data, chart show and reported
Table prints.
And a kind of operating method of solar energy optical-thermal experimental real-training apparatus, it is characterised in that performed including following order
The step of：
Step 1：System initialization：Starter, initialization MCU, sensor assembly, light-adjusting module, memory module, display mould
Block, communication module, execution module, input parameter；
Step 2：Check whether the serial ports of communication module malfunctions；If it is step 3 is performed；If otherwise perform step 4；
Step 3：Initiating communications module serial ports parameter, reset communication module serial ports buffering area；
Step 4：Judge whether communication module serial ports receives buffering area full；If it is step 5 is performed；If otherwise perform step
Rapid 6；
Step 5：Carry out the task that communication module serial ports receives buffering area；
Step 6：Judge whether default prover time has arrived；If it is step 7 is performed；If otherwise perform step 8；
Step 7：Carry out the default task processing of prover time；
Step 8：Judge whether default gathered data task time has arrived；If it is step 9 is performed；If otherwise perform step
Rapid 10；
Step 9：The processing of gathered data task, the sensor assembly collecting temperature, water level, illuminance information are simultaneously sent to MCU,
Data backup is carried out by memory module, and is sent to display module and is shown；
Step 10：Judge whether the default control task time has arrived；If it is step 11 is performed；If otherwise perform step
12；
Step 11：Task processing is controlled, control instruction is sent after the sensor information that the MCU processing receives, and
Control to water pump and magnetic valve is completed by execution module；
Step 12：Judge whether serial port service is overtime；If it is step 13 is performed；If otherwise return to step 2；
Step 13：Serial ports buffering area is reset, and returns to step 2.
Function is more rich compared with prior art, operation is more reliable by the present invention, and realizes that artificial light source is adjustable, host computer
Manipulation, display.In the inventive solutions：In signal conditioning circuit, by platinum resistance temperature sensor pressure drop and zero degree electricity
The difference of damping drop carries out analog-to-digital conversion, carries out four fittings of segmentation using least square method, experimental real-training apparatus is had temperature
The characteristics of degree measurement range is wide, temperature measurement accuracy is high is provided simultaneously with stronger antijamming capability；Light-adjusting module makes the light of artificial light source
Illumination can be with flexible modulation, to meet the different demands of experiment；Experimental data is backed up, while using display module and upper
Position machine displaying experimental data, improve the reliability and interactivity of experiment training system；And realize at the automatic storage of system data
Reason, chart are shown and the function such as report printing, there is provided easily test environment.
Brief description of the drawings
The present invention is described in more detail with reference to the accompanying drawings and detailed description：
Fig. 1 is overall structure diagram in the embodiment of the present invention；
Fig. 2 is signal conditioning circuit figure in the embodiment of the present invention；
Fig. 3 is synchronizing signal sample circuit figure in the embodiment of the present invention；
Fig. 4 is thyristor gating circuit figure in the embodiment of the present invention；
Fig. 5 is the flow chart of operating method in the embodiment of the present invention.
Embodiment
For the feature and advantage of this patent can be become apparent, hereafter the embodiment of the present invention is described in detail below：
As shown in figure 1, in the present embodiment, solar energy optical-thermal experimental real-training apparatus includes：Device part and control section；Device
Part includes the solar heat-collection plate and water tank being connected by water pipe, and water pump and magnetic valve are provided with water pipe；Control section
Including：Micro-control unit（MCU）, sensor assembly, artificial light source, light-adjusting module, memory module, display module, communication module,
Execution module and host computer；Sensor assembly includes：Temperature collect module, water level acquisition module and illuminance acquisition module；Pass
Sensor module collecting temperature, water level, illuminance information are simultaneously sent to MCU, send control instruction after MCU processing, and pass through execution
Module completes the control to water pump and magnetic valve；Illuminance of the light-adjusting module accommodating intraocular light source to solar heat-collection plate；Deposit
Storage module is connected with MCU, for storing experimental data；Display module is connected with MCU；MCU is connected with host computer by communication module
Connect.
Wherein, communication module RS485, RS485 are connected by serial ports with MCU.
Temperature sensor is provided with temperature collect module, temperature sensor is PT1000 platinum resistance thermometer sensor,s；Water level acquisition mould
Level sensor is provided with block, level sensor is diffusion silicon pressure sensor.
As shown in Fig. 2 temperature collect module includes signal conditioning circuit, signal conditioning circuit includes：PT1000 platinum thermoelectricity
Resistance, ADR421 reference voltage sources U22,4 OPA277 operational amplifiers U14, U15, U16, U17,6 10k Europe resistance R223,
R224, R225, R226, R232, R233,10 Europe resistance R227,1 4.7k resistance R228,2 10 Europe resistance R229, R230,
1 0.68k Europe resistance R231,2 0.5k Europe adjustable resistance RP5, RP7,2 100 Europe adjustable resistance RP6, RP8,47 microfarad/16
Lie prostrate electric capacity C200,2 0.1 F capacitor C201, C216 and TM7705A/D converters；Electric capacity C200, C201 are connected in parallel on benchmark electricity
Between potential source U22 input and earth terminal；Reference voltage source U22 output end is grounded through electric capacity C216, and through resistance R223
Connect operational amplifier U15 input in the same direction；Operational amplifier U14 output end connects reverse input end, and is connect through resistance R225
Operational amplifier U15 input in the same direction；Operational amplifier U15 reverse input end is grounded through resistance R224, and through resistance
R226 connects operational amplifier U15 output end；Operational amplifier U14 input in the same direction is successively through resistance R228, adjustable resistance
RP5, resistance R229 in parallel and adjustable resistance RP6 connect operational amplifier U15 output end, and through resistance R227 connections PT1000
Platinum resistance thermometer sensor,；Operational amplifier U16 reverse input end connects operational amplifier U16 output end, and operational amplifier U16's is in the same direction
The current input terminal of input termination PT1000 platinum resistance thermometer sensor,s；Operational amplifier U16 input in the same direction termination PT1000 platinum resistance thermometer sensor,s
Current output terminal；The PT1000 platinum resistance thermometer sensor,s successively via resistance R231, adjustable resistance RP7, resistance R230 in parallel with
The zero degree resistance eutral grounding that adjustable resistance RP8 is formed, operational amplifier U17 reverse input end is grounded through resistance R232, and is passed through
R233 connects operational amplifier U17 output end；Operational amplifier U16 and U17 output end connect 7 pin and 8 of A/D converter respectively
Pin；The resistance of the zero degree resistance is resistance of the PT1000 platinum resistance thermometer sensor,s in zero degree.
In signal conditioning circuit, the precision and stability of the stability decision systems of electric current is tested, in the present embodiment, survey
Electric current is tried by PT1000 platinum resistance thermometer sensor,s, the resistance signal of temperature change is converted into measurable voltage signal.By PT1000
Platinum resistance thermometer sensor, and zero degree resistance（Resistance sizes are equal to resistance of the PT1000 platinum resistance thermometer sensor,s in zero degree）Series connection, is adjusted by amplifier
Afterwards, the difference that the difference of PT1000 platinum resistance thermometer sensor,s resistance drop and the pressure drop of zero degree resistance is sent into TM7705A/D converters is defeated
Enter end, variable quantity when direct measurement PT1000 platinum resistance thermometer sensor,s voltage is with respect to zero degree, this method can reach very high measurement accuracy.
In the present embodiment, temperature collect module also includes A/D conversions and isolation circuit, and A/D conversions include with isolation circuit
A/D converter TM7705 and isolating chip ADUM5401.TM7705 is connected by SPI interface with MCU.It is defeated using A/D difference
Ambient noise and DC error can effectively be reduced by entering, have full simulation front end, can direct measurement signal conditioning circuit come
Faint analog signal, simplifying circuit makes the system measurement accuracy reach requirement.Because high-frequency noise be present in MCU numeral outputs,
It is joined directly together with AD and is easily introduced noise reduction AD conversion precision, is isolated for this using digital isolator ADUM5401.
In the present embodiment, light-adjusting module includes synchronizing signal sample circuit and thyristor gating circuit, artificial light source access
Thyristor gating circuit.
As shown in figure 3, synchronizing signal sample circuit includes 5.1k Europe resistance R25,30k Europe/2 watt resistance R27,30k Europe/2
Watt resistance R28, DB107 bridge heap ZL1, P521 photoelectrical coupler U5；220V alternating current fire wires access the 2 of bridge heap ZL1 through resistance R28
Pin, 220V alternating currents zero line access bridge heap ZL1 1 pin through resistance R27, and bridge heap ZL1 3,4 pin are respectively with photoelectrical coupler U5's
1st, 2 pin connect；Photoelectrical coupler U5 4 pin access 3.3V power supplys through resistance R25, and are connected with MCU.
As shown in figure 4, thyristor gating circuit includes：5.1k Europe resistance R18,270 Europe resistance R19,1k Europe/2 watt resistance
R17,180 Europe/2 watt resistance R24, MOC2023 photoelectrical coupler U3 and BT139 controllable silicons BT1；Photoelectrical coupler U3 2 pin, 1
Pin is connected through resistance R19, resistance R18 with MCU respectively；Photoelectrical coupler U3 1 pin connects 3.3V power supplys；The 4 of photoelectrical coupler U3
Pin is connected with controllable silicon BT1 3 pin, and is connected through resistance R17 with controllable silicon BT1 1 pin；Photoelectrical coupler U3 6 pin are through electricity
Resistance R24 is connected with controllable silicon BT1 2 pin；220V alternating current fire wires access controllable silicon BT1 1 pin；Artificial light source is connected on controllable silicon
Between BT1 2 pin and the zero line of 220V alternating currents.
In the present embodiment, memory module is Micro SD, and memory module is connected by SDIO buses with MCU；MCU is
STM32F103ZET6；Host computer be used for parameter configuration and realize the storage processing of data, chart is shown and report printing.
The present embodiment further relates to a kind of operating method of solar energy optical-thermal experimental real-training apparatus, as shown in figure 5, including following
The step of order performs：
Step 1：System initialization：Starter, initialization MCU, sensor assembly, light-adjusting module, memory module, display mould
Block, communication module, execution module, input parameter；
Step 2：Check whether the serial ports of communication module malfunctions；If it is step 3 is performed；If otherwise perform step 4；
Step 3：Initiating communications module serial ports parameter, reset communication module serial ports buffering area；
Step 4：Judge whether communication module serial ports receives buffering area full；If it is step 5 is performed；If otherwise perform step
Rapid 6；
Step 5：Carry out the task that communication module serial ports receives buffering area；
Step 6：Judge whether default prover time has arrived；If it is step 7 is performed；If otherwise perform step 8；
Step 7：Carry out the default task processing of prover time；
Step 8：Judge whether default gathered data task time has arrived；If it is step 9 is performed；If otherwise perform step
Rapid 10；
Step 9：The processing of gathered data task, sensor assembly collecting temperature, water level, illuminance information are simultaneously sent to MCU, passed through
Memory module carries out data backup, and is sent to display module and is shown；
Step 10：Judge whether the default control task time has arrived；If it is step 11 is performed；If otherwise perform step
12；
Step 11：Task processing is controlled, sends control instruction after the sensor information that MCU processing receives, and pass through
Execution module completes the control to water pump and magnetic valve；
Step 12：Judge whether serial port service is overtime；If it is step 13 is performed；If otherwise return to step 2；
Step 13：Serial ports buffering area is reset, and returns to step 2.
This patent is not limited to above-mentioned preferred forms, and anyone can draw other each under the enlightenment of this patent
The solar energy optical-thermal experimental real-training apparatus and operating method of kind form, all equivalent changes done according to scope of the present invention patent
With modification, it should all belong to the covering scope of this patent.
Claims (10)
- A kind of 1. solar energy optical-thermal experimental real-training apparatus, it is characterised in that including：Device part and control section；Described device Part includes the solar heat-collection plate and water tank being connected by water pipe, and water pump and magnetic valve are provided with the water pipe；It is described Control section includes：MCU, sensor assembly, artificial light source, light-adjusting module, memory module, display module, communication module, execution Module and host computer；The sensor assembly includes：Temperature collect module, water level acquisition module and illuminance acquisition module；Institute State sensor assembly collecting temperature, water level, illuminance information and be sent to MCU, control instruction is sent after the MCU processing, and Control to water pump and magnetic valve is completed by execution module；The light-adjusting module accommodating intraocular light source is to the solar energy collection The illuminance of hot plate；The memory module is connected with MCU, for storing experimental data；The display module is connected with MCU；Institute MCU is stated to be connected by communication module with host computer.
- 2. solar energy optical-thermal experimental real-training apparatus according to claim 1, it is characterised in that：The communication module is RS485, the RS485 are connected by serial ports with MCU.
- 3. solar energy optical-thermal experimental real-training apparatus according to claim 1, it is characterised in that：In the temperature collect module Temperature sensor is provided with, the temperature sensor is PT1000 platinum resistance thermometer sensor,s；Water level is provided with the water level acquisition module Sensor, the level sensor are diffusion silicon pressure sensor.
- 4. solar energy optical-thermal experimental real-training apparatus according to claim 3, it is characterised in that:The temperature collect module Including signal conditioning circuit, the signal conditioning circuit includes：PT1000 platinum resistance thermometer sensor,s, ADR421 reference voltage sources U22,4 OPA277 operational amplifiers U14, U15, U16, U17,6 10k Europe resistance R223, R224, R225, R226, R232, R233,1 0 Europe resistance R227,1 4.7k resistance R228,2 10 Europe resistance R229, R230,1 0.68k Europe resistance R231,2 0.5k Europe Adjustable resistance RP5, RP7,2 100 Europe adjustable resistance RP6, RP8,47 microfarad/16 volt electric capacity C200,2 0.1 F capacitors C201, C216 and TM7705A/D converter；Described electric capacity C200, C201 are connected in parallel on reference voltage source U22 input and ground connection Between end；The output end of the reference voltage source U22 is grounded through electric capacity C216, and connects operational amplifier U15's through resistance R223 Input in the same direction；The output end of the operational amplifier U14 connects reverse input end, and meets operational amplifier U15 through resistance R225 Input in the same direction；The reverse input end of the operational amplifier U15 is grounded through resistance R224, and is connect computing through resistance R226 and put Big device U15 output end；The input in the same direction of the operational amplifier U14 is successively through resistance R228, adjustable resistance RP5, parallel connection Resistance R229 and adjustable resistance RP6 connect operational amplifier U15 output end, and through resistance R227 connection PT1000 platinum thermoelectricity Resistance；The reverse input end of the operational amplifier U16 connects operational amplifier U16 output end, and operational amplifier U16's is in the same direction defeated Enter to terminate the current input terminal of PT1000 platinum resistance thermometer sensor,s；The input in the same direction termination PT1000 platinum thermoelectricity of the operational amplifier U16 The current output terminal of resistance；The PT1000 platinum resistance thermometer sensor,s are successively via resistance R231, adjustable resistance RP7, resistance R230 in parallel The zero degree resistance eutral grounding formed with adjustable resistance RP8, operational amplifier U17 reverse input end is grounded through resistance R232, and is passed through R233 connects operational amplifier U17 output end；The output end of the operational amplifier U16 and U17 connects the A/D converter respectively 7 pin and 8 pin；The resistance of the zero degree resistance is resistance of the PT1000 platinum resistance thermometer sensor,s in zero degree.
- 5. solar energy optical-thermal experimental real-training apparatus according to claim 4, it is characterised in that：The temperature collect module is also Including A/D conversions and isolation circuit, the A/D conversions include A/D converter TM7705 and isolating chip with isolation circuit ADUM5401。
- 6. solar energy optical-thermal experimental real-training apparatus according to claim 1, it is characterised in that：The light-adjusting module includes same Signal sample circuit and thyristor gating circuit are walked, the artificial light source accesses thyristor gating circuit.
- 7. solar energy optical-thermal experimental real-training apparatus according to claim 6, it is characterised in that：The synchronizing signal sampling electricity Road includes 5.1k Europe resistance R25,30k Europe/2 watt resistance R27,30k Europe/2 watt resistance R28, DB107 bridge heap ZL1, P521 photoelectricity coupling Clutch U5；220V alternating current fire wires access bridge heap ZL1 2 pin through the resistance R28, and 220V alternating currents zero line is through the resistance R27 accesses bridge heap ZL1 1 pin, 1,2 pin of 3,4 pin of the bridge heap ZL1 respectively with photoelectrical coupler U5 are connected；The photoelectricity Coupler U5 4 pin access 3.3V power supplys through resistance R25, and are connected with MCU.
- 8. solar energy optical-thermal experimental real-training apparatus according to claim 6, it is characterised in that：The thyristor gating circuit Including：5.1k Europe resistance R18,270 Europe resistance R19,1k Europe/2 watt resistance R17,180 Europe/2 watt resistance R24, MOC2023 photoelectricity Coupler U3 and BT139 controllable silicon BT1；2 pin of the photoelectrical coupler U3,1 pin respectively through resistance R19, resistance R18 with it is described MCU connections；1 pin of the photoelectrical coupler U3 connects 3.3V power supplys；4 pin of the photoelectrical coupler U3 and controllable silicon BT1 3 pin Connection, and be connected through resistance R17 with controllable silicon BT1 1 pin；6 pin of the photoelectrical coupler U3 are through resistance R24 and controllable silicon BT1 2 pin connection；220V alternating current fire wires access 1 pin of the controllable silicon BT1；The artificial light source is connected on controllable silicon BT1's Between the zero line of 2 pin and 220V alternating currents.
- 9. solar energy optical-thermal experimental real-training apparatus according to claim 1, it is characterised in that：The memory module is Micro SD, the memory module are connected by SDIO buses with MCU；The MCU is STM32F103ZET6；The host computer For parameter configuration and realize the storage processing of data, chart is shown and report printing.
- A kind of 10. operating method of solar energy optical-thermal experimental real-training apparatus according to claim 2, it is characterised in that bag Include the step of following order performs：Step 1：System initialization：Starter, initialization MCU, sensor assembly, light-adjusting module, memory module, display mould Block, communication module, execution module, input parameter；Step 2：Check whether the serial ports of communication module malfunctions；If it is step 3 is performed；If otherwise perform step 4；Step 3：Initiating communications module serial ports parameter, reset communication module serial ports buffering area；Step 4：Judge whether communication module serial ports receives buffering area full；If it is step 5 is performed；If otherwise perform step Rapid 6；Step 5：Carry out the task that communication module serial ports receives buffering area；Step 6：Judge whether default prover time has arrived；If it is step 7 is performed；If otherwise perform step 8；Step 7：Carry out the default task processing of prover time；Step 8：Judge whether default gathered data task time has arrived；If it is step 9 is performed；If otherwise perform step Rapid 10；Step 9：The processing of gathered data task, the sensor assembly collecting temperature, water level, illuminance information are simultaneously sent to MCU, Data backup is carried out by memory module, and is sent to display module and is shown；Step 10：Judge whether the default control task time has arrived；If it is step 11 is performed；If otherwise perform step 12；Step 11：Task processing is controlled, control instruction is sent after the sensor information that the MCU processing receives, and Control to water pump and magnetic valve is completed by execution module；Step 12：Judge whether serial port service is overtime；If it is step 13 is performed；If otherwise return to step 2；Step 13：Serial ports buffering area is reset, and returns to step 2.
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Application publication date: 20180119 |