Automatic light supplementing device for greenhouse cultivation
A supplementary light and automatic technology, applied in applications, agricultural machinery and equipment, botanical equipment and methods, etc., can solve problems such as low efficiency, time-consuming and labor-intensive, and achieve a high degree of intelligence.
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[0011] The embodiments of the present invention will be further described below in conjunction with the accompanying drawings.
[0012] Such as figure 1 As shown, the automatic supplementary light device for greenhouse cultivation provided by this embodiment includes an illumination sensor, a signal conditioning module, a central processing unit, an alarm module and an LED supplementary light assembly, and the illumination sensor communicates with the central processing unit through the signal conditioning module. connected, the illuminance sensor is used to condition the collected illuminance signal, so that the central processing unit can identify and process it, and the specific signal conditioning module includes a sequentially connected primary amplifier circuit, baseline drift suppression circuit, detector, Band-pass filter, secondary amplifier circuit and A / D conversion circuit.
[0013] Both the alarm module and the LED supplementary light assembly are respectively co...
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