CN103535218A - Solar photovoltaic power generation based automatic light supplementing and watering system of greenhouse - Google Patents
Solar photovoltaic power generation based automatic light supplementing and watering system of greenhouse Download PDFInfo
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- CN103535218A CN103535218A CN201310486998.6A CN201310486998A CN103535218A CN 103535218 A CN103535218 A CN 103535218A CN 201310486998 A CN201310486998 A CN 201310486998A CN 103535218 A CN103535218 A CN 103535218A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/12—Technologies relating to agriculture, livestock or agroalimentary industries using renewable energies, e.g. solar water pumping
Abstract
A solar photovoltaic power generation based automatic light supplementing and watering system of a greenhouse comprises a remote control center, a control center, a solar module, an LED light supplementing module, a power supply module and a watering module. The solar module, the control center and the LED light supplementing module are connected bidirectionally in sequence; the watering module is connected with the control center; the power supply module is connected with the control center, the solar module and the LED light supplementing module as well as connected with the watering module; the control center is connected with the remote control center through wireless transmission; the solar module, the LED light supplementing module, the watering module and the power supply module are installed on the greenhouse. Watering and light supplementing can be carried out in time according to the humidity and light intensity in the greenhouse, and crops can grow better without keepers.
Description
Technical field
The present invention relates to a kind of watering system, relate in particular to a kind of greenhouse automatic light-supplementing watering system based on solar energy power generating.
Background technology
Along with the raising of people's living standard, people pursue the standard of living of high request gradually, and very general of chamber planting.People plant plant in a large number at the greenhouse of being everlasting, and still, busy during not in nurse as people, crop may wither because can not keep the skin wet in time, or the inappropriate impact of illuminance also can make the withered even death of crop.Existing Greenhouse System often can not meet the function that has light filling simultaneously and water.Therefore, necessary on the basis of prior art, to design a kind of structural design more reasonable, the system that can in time greenhouse be carried out light filling and be watered easy to use.
Summary of the invention
For the problems referred to above, spy of the present invention provide a kind of can be according to the situation in greenhouse, in time water and the system of light filling.
The technical solution used in the present invention is: as shown in Figure 1, a kind of greenhouse automatic light-supplementing watering system based on solar energy power generating comprises, remote control center, control centre, solar energy module, LED supplementary lighting module, supply module, the module of watering, solar energy module, the two-way connection successively of control centre and LED supplementary lighting module, the module of watering is connected with control centre, supply module is connected with the module of watering, supply module connects control centre, solar energy module, LED supplementary lighting module, control centre connects remote control center by wireless transmission, solar energy module, LED supplementary lighting module, the module of watering, supply module is installed on greenhouse.
LED supplementary lighting module comprises light adjusting controller, LED light compensating lamp, optical lens, radiator, temperature sensor, ruddiness illuminance transducer and blue light illuminance transducer, communication unit, light adjusting controller, LED light compensating lamp, temperature sensor, ruddiness illuminance transducer and blue light illuminance transducer, communication unit are connected on light adjusting controller, and LED light compensating lamp is connected with optical lens, radiator.
The module of watering comprises humidity sensor, watering apparatus, communication unit and sprinkling controller, and humidity sensor, communication unit, sprinkling controller and watering apparatus are connected successively.
In order to prevent the transmitting loss of glass, when Design of Luminaires, do not use glass, by adopting light distribution inner surface, learn lens, formation optical lens is integrated and smooth outer surface is smooth, is convenient to be combined into module light distribution inner surface module, for the area shape that will irradiate, the lens of light distribution inner surface have been designed, form rectangular light spot, thereby guarantee the optical uniformity of LED supplementary lighting for plant growing illuminator, the light fixture optical efficiency of the lens discrete with respect to original employing improves 10% left and right.In the design process of radiator, the present invention has made a concrete analysis of thermaltransmission mode and the approach of LED, selects fin-type radiator, and simultaneously in conjunction with watt level of the present invention and size, we have selected suitable fin length and fin pitch.
Plant is mainly realized by chloroplast for the absorption of light, and chlorophyll is photosynthetic main body.The wave-length coverage overwhelming majority of sunshine is at 300nm-2600nm, and affect photosynthetic mainly in 380nm-720nm spectral range, be referred to as photosynthetic effective good fortune and penetrate, the light being greater than more than 8OOnm can not directly be utilized by plant, can only play the effect of adjusting ambient temperature.The light of different wave length is different for the impact of photosynthesis of plant, the light that photosynthesis of plant needs, and wavelength is in 400-700nm left and right.400-500nm(blueness) light and 610-720nm(are red) maximum for photosynthesis contribution.The LED of blue (470nm) and red (630nm), just can provide plant required light, therefore, LED plant lamp, more satisfactory selection is exactly to use this two kinds of color combination.In visual effect, the plant lamp of red blue combination presents pink.Blue luminous energy promotes greenery growth; Red light contributes to yield positive results and kind of blooming period prolonging.The red and blue LED ratio of 4.LED plant lamp is generally advisable between 4:1-9:1, and with plant lamp, during to plant light compensation, generally the height apart from blade is 0.5 meter of left and right, and can substitute sunlight prolonged exposure 12-16 hour every day completely.In the red light district of wavelength 640nm-660nm part, chlorophyll a has an absorption peak; In the blue light region of wavelength 430nm-450nm part, chlorophyll b have an absorption peak according to plant the principle to light demand, in conjunction with the characteristic of LED light source itself, the present invention has chosen the ruddiness of 630nm and the highest LED of two plant luminous energy availabilitys of the blue light of 470nm as the device of LED supplementary lighting for plant growing module.
The light adjusting controller that has added 0-100% continuous adjustable light in LED supplementary lighting module, realizes the independent brightness adjustment control of modules, adjustable red blue light matter than and total intensity of illumination, be convenient to arrange different light qualities when intensity of illumination carry out comparative trial.Light adjusting controller receives the plant light compensation data of control centre, according to the meaning of self-defining data transmission code, design programmable logic functions module, make red, blue two primary colours of different addresses LED plant lamp according to predetermined brightness rate of change, reach the default light intensity binary value of Data Transport Protocol respectively, and export corresponding PWM dutycycle, thereby meet the plant requirement of light filling as required, and can return to as requested the state of plant light compensation light fixture, can propose more suitably control program.
Between control centre and LED supplementary lighting module, by ZIGBEE mode, communicating. controller prestores some light filling patterns, can be to the prestore any combination of light filling pattern of the LED supplementary lighting module of access. LED supplementary lighting module inside includes temperature sensor, red blue luminance sensor, can easily the plant external environment information detecting be passed to controller. controller can be accessed lamp holder internal state parameter, the temperature of drawing together outward according to lamp holder and illumination are by the parameters such as red blue monochrome information of sensor integrated dispatch access lamp holder, to meet the light requirement of plant under different phase varying environment.
In order to realize system to the plant requirement of light filling as required, facilitate the transfer of data between control box and intelligent driver, adopt the transmission code of 27 bit representation plant light compensation data, wherein, 8 ruddiness brightness preset signals of 0-7 bit representation, 8 blue light brightness preset signals of 8-15 bit representation, 16-17 bit representation temperature preset signals, is divided into 4 grades by the output valve of 8 temperature digital signals; 18 bit representation read-writes, this position is to carry out read operation at 1 o'clock, is to carry out write operation at 0 o'clock; 19-26 represents light fixture address, and each control box can regulate and control 256 LED plant lamps.In actual applications, can in the photosynthetic effective temperature scope of different vegetative stages, light filling temperature value be set according to plant, between light compensation point and saturation point, select fixed value as red blue light target light illumination parameter, the preset value of associated transport agreement can arrange with reference to the physiological correlative study achievement of Different Crop.
Communication module, mainly receives plant light compensation data and sends the current state of LED plant lamp, also has in receiving chamber humidity data and sends current indoor humidity and then the control module automatic watering that waters.
Functional requirement and control method in view of the inner intelligent drives of plant lamp of the present invention, be divided into 6 modules by system: communication module (reception, sending module), Temperature Treatment module, red blue light comparison module, address processing module, Executive Module and PWM generation module.The course of work of system is: receiver module receives the data of control box, passing to address pretreatment module. first pretreatment module judges according to address information whether signal issues the LED light compensating lamp of appointment, if judge, whether address signal conforms to. be not inconsistent terminating operation, if continuing judgement if meet carries out read operation or carries out write operation. read operation, program proceeds to sending module, and plant lamp current state is turned back to user interactive module, if write operation, the level signal that program changes brightness passes to Executive Module and processes. simultaneous temperature processing module, red blue two primary colours comparison modules compare the preset value of the data-signal detecting and host-host protocol respectively, comparative result is transported to Executive Module. Executive Module is according to brightness rate of change, the result of red blue two luminance primary value comparisons, the information such as the default brightness value of transmission, obtain the PWM control signal of corresponding two primary colours, the PWM signal that produces different duty by PWM sending module separately is again controlled LED light compensating lamp, thereby realize in the situation that external condition does not meet preset value the plant requirement of light filling as required.
Solar energy module comprises photovoltaic controller, charge-discharge circuit, sample circuit, duty display unit, DC load and PWM(Pulse Width Modulation, be called for short pulsewidth modulation) output port, photovoltaic controller is connected with charge-discharge circuit, sample circuit, duty display unit, energy storage units, DC load, charge-discharge circuit is connected in photovoltaic battery panel, energy accumulating device, DC load, PWM output port and is connected, and sample circuit is connected in photovoltaic battery panel and energy accumulating device.
The photovoltaic controller of solar energy module comprises microprocessor, infrared induction system, testing circuit, drive circuit, display unit, holding circuit and MOSFET; Described solar energy photovoltaic panel, energy storage units and LED light compensating lamp are connected with microprocessor by testing circuit, wherein solar energy photovoltaic panel is connected with energy storage units through MOSFET, and energy storage units is connected with LED light compensating lamp through infrared induction system; Described holding circuit is connected with microprocessor with indicating circuit, and described MOSFET is connected with microprocessor by drive circuit.Storage device refers to accumulator, photovoltaic battery panel is electric energy by light energy conversion, terminal voltage sampling analysis through sample circuit to the terminal voltage of accumulator and photovoltaic battery panel, judgement accumulator is be in full state, under-voltage condition and cross any state in three kinds of states of state of putting; When accumulator be not be in full state just open charging circuit by the power storage transforming in accumulator; when accumulator is in critical full state; by the PWM of PWM port output different weight percentage; accumulators carries out the floating charge of tricklet; the object of doing is like this exactly to the in addition management of science of the charging of accumulator, improves charging effect and protection accumulator.Operating status display apparatus refers to LCD liquid crystal, testing circuit is to photovoltaic battery panel, the working condition of accumulator and load detects, after being processed, detection data analysis gives indicating circuit, after indicating circuit is processed again, in display unit, show in working order, provide timely photovoltaic battery panel, the working condition of accumulator and load to user.As long as any object of occurring in nature is its temperature during higher than thermodynamic temperature 0K, it will be difficult to observable infrared rays by peripherad space a kind of human eye of continual radiation, utilize the infrared rays of human body radiation to carry out full automatic switch control to illuminating lamp, infra-red sensing system is comprised of relay switch control circuit, amplifying circuit, delay circuit, infrared sensing circuit, infrared sensing circuit is connected with amplifying circuit, amplifying circuit is connected with relay switch control circuit, and relay switch control circuit is connected with delay circuit.Microprocessor refers to single-chip microcomputer or DSP; MOSFET is that MOSFET is metal-oxide layer-semiconductor-field-effect transistor; be called for short metal-oxide half field effect transistor; microprocessor judges the state of photovoltaic cell and accumulator by testing circuit; when the voltage of the photovoltaic cell voltage higher than accumulator; when accumulator is not in the state that is full of protection; microprocessor just sends the conducting of signal driver MOSFET; connect photovoltaic cell and accumulator, photovoltaic cell is electric energy by light energy conversion and is stored in accumulator.Accumulator is connected with infra-red sensing system, infra-red sensing system is connected with illuminating lamp, when there being people to walk close to illuminating lamp, need illumination, infrared optical sensor in infrared sensing circuit detects the infrared rays that human body sends, this signal is converted into the signal of telecommunication that can identify, through the processing of amplifying circuit, gives relay switch control circuit and light illuminating lamp as control signal, postpone to extinguish, now infrared optical sensor is by the infrared rays that can't detect human body and send for a moment.Illuminating lamp is connected with testing circuit, and testing circuit is connected with microprocessor, and when microprocessor detects load overload, overcurrent, short circuit when abnormal, holding circuit is opened whole control system is protected, and closes output, recovers normal operation after waiting abnormal removing.Display unit refers to liquid crystal display, can clearly know the duty of the terminal voltage of photovoltaic cell, the terminal voltage of accumulator and illuminating lamp by liquid crystal display.
The invention has the beneficial effects as follows, can, according to the humidity in greenhouse and in good time the watering and light filling of intensity of illumination, can make crop in the situation that of unmanned nurse, growth better.
Accompanying drawing explanation
Fig. 1 is structural principle block diagram of the present invention.
Fig. 2 is LED supplementary lighting module structural principle block diagram of the present invention.
Fig. 3 is solar energy module structural principle block diagram of the present invention.
Fig. 4 is photovoltaic controller modular structure theory diagram of the present invention.
Fig. 5 is supplementary lighting module control flow block diagram of the present invention.
Embodiment
As shown in Figure 1, greenhouse automatic light-supplementing watering system based on solar energy power generating comprises remote control center, control centre, solar energy module, LED supplementary lighting module, the module of watering and supply module, solar energy module, LED supplementary lighting module respectively with the two-way connection of control centre, supply module connects control centre, solar energy module, LED supplementary lighting module and the module of watering, the module of watering is connected with control centre, and control centre connects remote control center by wireless transmission.Solar energy module, LED supplementary lighting module, the module of watering, supply module are installed on greenhouse.
As shown in Figure 2, LED supplementary lighting module comprises light adjusting controller, LED light compensating lamp, optical lens, radiator, temperature sensor, ruddiness illuminance transducer and blue light illuminance transducer, communication unit, light adjusting controller, LED light compensating lamp, temperature sensor, ruddiness illuminance transducer and blue light illuminance transducer, communication unit are connected on light adjusting controller, and LED light compensating lamp is connected with optical lens, radiator.In figure, with red blue light illuminance transducer, represent ruddiness illuminance transducer and blue light illuminance transducer.
In order to prevent the transmitting loss of glass, when Design of Luminaires, do not use glass, by adopting light distribution inner surface, learn lens, formation optical lens is integrated and smooth outer surface is smooth, is convenient to be combined into module light distribution inner surface module, for the area shape that will irradiate, the lens of light distribution inner surface have been designed, form rectangular light spot, thereby guarantee the optical uniformity of LED supplementary lighting for plant growing illuminator, the light fixture optical efficiency of the lens discrete with respect to original employing improves 10% left and right.In the design process of radiator, the present invention has made a concrete analysis of thermaltransmission mode and the approach of LED, selects fin-type radiator, and simultaneously in conjunction with watt level of the present invention and size, we have selected suitable fin length and fin pitch.
Plant is mainly realized by chloroplast for the absorption of light, and chlorophyll is photosynthetic main body.The wave-length coverage overwhelming majority of sunshine is at 300nm-2600nm, and affect photosynthetic mainly in 380nm-720nm spectral range, be referred to as photosynthetic effective good fortune and penetrate, the light being greater than more than 8OOnm can not directly be utilized by plant, can only play the effect of adjusting ambient temperature.The light of different wave length is different for the impact of photosynthesis of plant, the light that photosynthesis of plant needs, and wavelength is in 400-700nm left and right.400-500nm(blueness) light and 610-720nm(are red) maximum for photosynthesis contribution.The LED of blue (470nm) and red (630nm), just can provide plant required light, therefore, LED plant lamp, more satisfactory selection is exactly to use this two kinds of color combination.In visual effect, the plant lamp of red blue combination presents pink.Blue luminous energy promotes greenery growth; Red light contributes to yield positive results and kind of blooming period prolonging.The red and blue LED ratio of 4.LED plant lamp is generally advisable between 4:1-9:1, and with plant lamp, during to plant light compensation, generally the height apart from blade is 0.5 meter of left and right, and can substitute sunlight prolonged exposure 12-16 hour every day completely.In the red light district of wavelength 640nm-660nm part, chlorophyll a has an absorption peak; In the blue light region of wavelength 430nm-450nm part, chlorophyll b have an absorption peak according to plant the principle to light demand, in conjunction with the characteristic of LED light source itself, the present invention has chosen the ruddiness of 630nm and the highest LED of two plant luminous energy availabilitys of the blue light of 470nm as the device of LED supplementary lighting for plant growing module.
The light adjusting controller that has added 0-100% continuous adjustable light in LED supplementary lighting module, realizes the independent brightness adjustment control of modules, adjustable red blue light matter than and total intensity of illumination, be convenient to arrange different light qualities when intensity of illumination carry out comparative trial.Light adjusting controller receives the plant light compensation data of control centre, according to the meaning of self-defining data transmission code, design programmable logic functions module, make red, blue two primary colours of different addresses LED plant lamp according to predetermined brightness rate of change, reach the default light intensity binary value of Data Transport Protocol respectively, and export corresponding PWM dutycycle, thereby meet the plant requirement of light filling as required, and can return to as requested the state of plant light compensation light fixture, can propose more suitably control program.
Between control centre and LED supplementary lighting module, by ZIGBEE mode, communicating. controller prestores some light filling patterns, can be to the prestore any combination of light filling pattern of the LED supplementary lighting module of access. LED supplementary lighting module inside includes temperature sensor, red blue luminance sensor, can easily the plant external environment information detecting be passed to controller. controller can be accessed lamp holder internal state parameter, the temperature of drawing together outward according to lamp holder and illumination are by the parameters such as red blue monochrome information of sensor integrated dispatch access lamp holder, to meet the light requirement of plant under different phase varying environment.
In order to realize system to the plant requirement of light filling as required, facilitate the transfer of data between control box and intelligent driver, adopt the transmission code of 27 bit representation plant light compensation data, wherein, 8 ruddiness brightness preset signals of 0-7 bit representation, 8 blue light brightness preset signals of 8-15 bit representation, 16-17 bit representation temperature preset signals, is divided into 4 grades by the output valve of 8 temperature digital signals; 18 bit representation read-writes, this position is to carry out read operation at 1 o'clock, is to carry out write operation at 0 o'clock; 19-26 represents light fixture address, and each control box can regulate and control 256 LED plant lamps.In actual applications, can in the photosynthetic effective temperature scope of different vegetative stages, light filling temperature value be set according to plant, between light compensation point and saturation point, select fixed value as red blue light target light illumination parameter, the preset value of associated transport agreement can arrange with reference to the physiological correlative study achievement of Different Crop.
Communication module, mainly receives plant light compensation data and sends the current state of LED plant lamp, also has in receiving chamber humidity data and sends current indoor humidity and then the control module automatic watering that waters.
Functional requirement and control method in view of the inner intelligent drives of plant lamp of the present invention, be divided into 6 modules by system: communication module (reception, sending module), Temperature Treatment module, red blue light comparison module, address processing module, Executive Module and PWM generation module.The course of work of system is: receiver module receives the data of control box, passing to address pretreatment module. first pretreatment module judges according to address information whether signal issues the LED light compensating lamp of appointment, if judge, whether address signal conforms to. be not inconsistent terminating operation, if continuing judgement if meet carries out read operation or carries out write operation. read operation, program proceeds to sending module, and plant lamp current state is turned back to user interactive module, if write operation, the level signal that program changes brightness passes to Executive Module and processes. simultaneous temperature processing module, red blue two primary colours comparison modules compare the preset value of the data-signal detecting and host-host protocol respectively, comparative result is transported to Executive Module. Executive Module is according to brightness rate of change, the result of red blue two luminance primary value comparisons, the information such as the default brightness value of transmission, obtain the PWM control signal of corresponding two primary colours, the PWM signal that produces different duty by PWM sending module separately is again controlled LED light compensating lamp, thereby realize in the situation that external condition does not meet preset value the plant requirement of light filling as required.
As shown in Figure 3, solar energy module comprises duty display unit, photovoltaic controller, energy storage units, sample circuit, charge-discharge circuit, solar energy photovoltaic panel, DC load and PWM(Pulse Width Modulation, be called for short pulsewidth modulation) output port, duty display circuit is connected with photovoltaic controller, photovoltaic controller and charge-discharge circuit, sample circuit, duty display unit, energy storage units, DC load connects, charge-discharge circuit is connected in photovoltaic battery panel, energy accumulating device, DC load, PWM output port is connected, sample circuit is connected in photovoltaic battery panel and energy storage unit.
Photovoltaic controller comprises microprocessor, infrared induction system, testing circuit, drive circuit, display unit, holding circuit and MOSFET; Described solar energy photovoltaic panel, energy storage units and LED light compensating lamp are connected with microprocessor by testing circuit, wherein solar energy photovoltaic panel is connected with energy storage units through MOSFET, and energy storage units is connected with LED light compensating lamp through infrared induction system; Described holding circuit is connected with microprocessor with indicating circuit, and described MOSFET is connected with microprocessor by drive circuit.Storage device refers to accumulator, photovoltaic battery panel is electric energy by light energy conversion, terminal voltage sampling analysis through sample circuit to the terminal voltage of accumulator and photovoltaic battery panel, judgement accumulator is be in full state, under-voltage condition and cross any state in three kinds of states of state of putting; When accumulator be not be in full state just open charging circuit by the power storage transforming in accumulator; when accumulator is in critical full state; by the PWM of PWM port output different weight percentage; accumulators carries out the floating charge of tricklet; the object of doing is like this exactly to the in addition management of science of the charging of accumulator, improves charging effect and protection accumulator.Operating status display apparatus refers to LCD liquid crystal, testing circuit is to photovoltaic battery panel, the working condition of accumulator and load detects, after being processed, detection data analysis gives indicating circuit, after indicating circuit is processed again, in display unit, show in working order, provide timely photovoltaic battery panel, the working condition of accumulator and load to user.As long as any object of occurring in nature is its temperature during higher than thermodynamic temperature 0K, it will be difficult to observable infrared rays by peripherad space a kind of human eye of continual radiation, utilize the infrared rays of human body radiation to carry out full automatic switch control to illuminating lamp, infra-red sensing system is comprised of relay switch control circuit, amplifying circuit, delay circuit, infrared sensing circuit, infrared sensing circuit is connected with amplifying circuit, amplifying circuit is connected with relay switch control circuit, and relay switch control circuit is connected with delay circuit.Microprocessor refers to single-chip microcomputer or DSP; MOSFET is that MOSFET is metal-oxide layer-semiconductor-field-effect transistor; be called for short metal-oxide half field effect transistor; microprocessor judges the state of photovoltaic cell and accumulator by testing circuit; when the voltage of the photovoltaic cell voltage higher than accumulator; when accumulator is not in the state that is full of protection; microprocessor just sends the conducting of signal driver MOSFET; connect photovoltaic cell and accumulator, photovoltaic cell is electric energy by light energy conversion and is stored in accumulator.Accumulator is connected with infra-red sensing system, infra-red sensing system is connected with illuminating lamp, when there being people to walk close to illuminating lamp, need illumination, infrared optical sensor in infrared sensing circuit detects the infrared rays that human body sends, this signal is converted into the signal of telecommunication that can identify, through the processing of amplifying circuit, gives relay switch control circuit and light illuminating lamp as control signal, postpone to extinguish, now infrared optical sensor is by the infrared rays that can't detect human body and send for a moment.Illuminating lamp is connected with testing circuit, and testing circuit is connected with microprocessor, and when microprocessor detects load overload, overcurrent, short circuit when abnormal, holding circuit is opened whole control system is protected, and closes output, recovers normal operation after waiting abnormal removing.Display unit refers to liquid crystal display, can clearly know the duty of the terminal voltage of photovoltaic cell, the terminal voltage of accumulator and illuminating lamp by liquid crystal display.
Claims (8)
1. the greenhouse automatic light-supplementing watering system based on solar energy power generating, it is characterized in that: this system comprises remote control center, control centre, solar energy module, LED supplementary lighting module, the module of watering and supply module, solar energy module, LED supplementary lighting module respectively with the two-way connection of control centre, supply module connects control centre, solar energy module, LED supplementary lighting module and the module of watering, the module of watering is connected with control centre, and control centre connects remote control center by wireless transmission.
2. greenhouse according to claim 1 automatic light-supplementing watering system, it is characterized in that: described LED supplementary lighting module comprises light adjusting controller, LED light compensating lamp, optical lens, radiator, temperature sensor, ruddiness illuminance transducer and blue light illuminance transducer and communication unit, LED light compensating lamp, temperature sensor, ruddiness illuminance transducer and blue light illuminance transducer and communication unit are connected on light adjusting controller, and LED light compensating lamp is connected with optical lens, radiator.
3. greenhouse according to claim 2 automatic light-supplementing watering system, is characterized in that: described LED light compensating lamp comprises red primary LED light compensating lamp and blue primary LED light compensating lamp.
4. greenhouse according to claim 1 automatic light-supplementing watering system, it is characterized in that: described solar energy module comprises photovoltaic battery panel, photovoltaic controller, charge-discharge circuit, sample circuit, duty display unit, DC load, energy storage units and PWM output port, photovoltaic controller and charge-discharge circuit, sample circuit, duty display unit, energy storage units, DC load connects, charge-discharge circuit is connected in photovoltaic battery panel, energy accumulating device, DC load, PWM output port, sample circuit is connected in photovoltaic battery panel and energy accumulating device.
5. greenhouse according to claim 4 automatic light-supplementing watering system, is characterized in that: described photovoltaic controller comprises microprocessor, infrared induction system, testing circuit, drive circuit, display unit, holding circuit and MOSFET; Described solar energy photovoltaic panel, energy storage units and LED light compensating lamp are connected with microprocessor by testing circuit, wherein solar energy photovoltaic panel is connected with energy storage units through MOSFET, and energy storage units is connected with LED light compensating lamp through infrared induction system; Described holding circuit is connected with microprocessor with indicating circuit, and described MOSFET is by drive circuit and microprocessor phase.
6. greenhouse according to claim 5 automatic light-supplementing watering system, it is characterized in that: described infrared induction system comprises relay switch control circuit, amplifying circuit, delay circuit and infrared sensing circuit, infrared sensing circuit is connected with amplifying circuit, amplifying circuit is connected with relay switch control circuit, and relay switch control circuit is connected with delay circuit.
7. greenhouse according to claim 5 automatic light-supplementing watering system, is characterized in that: described MOSFET refers to MOSFET.
8. greenhouse according to claim 1 automatic light-supplementing watering system, is characterized in that: described control centre comprises communication unit, microprocessing unit, alarm unit, and communication unit connects microprocessing unit, and microprocessing unit connects alarm unit.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103828643A (en) * | 2014-02-28 | 2014-06-04 | 英利能源（中国）有限公司 | Photovoltaic module and photovoltaic system |
| CN104582151A (en) * | 2014-12-19 | 2015-04-29 | 苏州佳亿达电器有限公司 | Intelligent control system for LED plant growth lamp |
| CN106134814A (en) * | 2015-04-21 | 2016-11-23 | 辽宁您之本农业科技有限公司 | A kind of agricultural greenhouse light regulating technology based on solar energy |
| WO2018195995A1 (en) * | 2017-04-28 | 2018-11-01 | 深圳瀚飞科技开发有限公司 | Multi-unit communication control based intelligent lighting control system and control method |
| CN109673487A (en) * | 2019-01-23 | 2019-04-26 | 沈阳师范大学 | A kind of solar energy automatic shading, watering plant cultivation system and its application method |
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