A lighting device for a greenhouse
A lighting device and greenhouse technology, applied in the circuit field, can solve the problem of disconnection between temperature control and illumination, and achieve the effect of improving accuracy
Active Publication Date: 2019-07-16
JIANGHAN UNIVERSITY
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Problems solved by technology
As far as the current construction of domestic greenhouses is concerned, there is a problem of disconnection between temperature control and illumination in the higher-precision lighting cultivation scheme
Method used
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[0023] In order to better understand the above-mentioned technical solution, the above-mentioned technical solution will be described in detail below in conjunction with the accompanying drawings and specific implementation methods.
[0024] figure 1 It is a schematic diagram of a lighting device for a greenhouse in a preferred embodiment of the application, please refer to figure 1 , the present application also provides a lighting device for a greenhouse, the lighting device includes a voltage control circuit environment module, a voltage and current conversion module, a lighting load terminal, a D / A voltage control module, an A / D sampling module and a microprocessor ;
[0025] see image 3 and Figure 4 , the voltage control circuit environment module is respectively connected to the voltage-current conversion module and the lighting load terminal; the voltage control circuit environment module generates a regulated output signal and sends it to the lighting load termina...
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The invention discloses a lighting device for a greenhouse. The lighting device comprises a voltage control circuit environment module, a voltage and current conversion module, a lighting load end, a D / A voltage control module, an A / D sampling module and a microprocessor; the voltage control circuit environment module is connected with the voltage and current conversion module and the lighting load end; the voltage control circuit environment module generates voltage stabilized output signals and sends one path of the voltage stabilized output signals to the lighting load end so as to provide power supply voltage required by lighting and light emission and sends the other path of the voltage stabilized output signals to the voltage and current conversion module so as to realize the conversion processes of voltage and current through controlling the sampling resistor of the voltage and current conversion module; the A / D sampling module is connected with the voltage and current conversion module and the microprocessor and is used for receiving the voltage signals of the sampling resistor of the voltage and current conversion module; and the microprocessor is connected with the A / D sampling module and the D / A voltage control module.
Description
technical field [0001] The invention relates to the technical field of circuits, in particular to a lighting device for a greenhouse. Background technique [0002] The proposal of the national PPP strategy puts forward higher requirements for garden environmental protection. For the greenhouse environment that uses various light to cultivate plants, more energy-saving considerations are needed. As far as the current construction of domestic greenhouses is concerned, there is a problem of disconnection between temperature control and illumination in the higher-precision lighting cultivation scheme for plants. Contents of the invention [0003] The invention provides a lighting device for a greenhouse, which solves the above technical problems and achieves the technical effect of providing a lighting device that ensures temperature control and lighting at the same time. [0004] The invention provides a lighting device for a greenhouse. The lighting device includes a voltag...
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IPC IPC(8): G05D23/24
CPCG05D23/24
Inventor 李鹏
Owner JIANGHAN UNIVERSITY