Lawn intelligent cooling control system
A control system and intelligent technology, applied in the direction of control/regulation system, temperature control, non-electric variable control, etc., can solve the problems of wasting manpower and material resources, waste of manpower and material resources, yellowing and necrosis of the lawn, etc., to achieve the protection of normal use, Good continuous operation and low heat generation effect
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[0015] Such as figure 1 As shown, the lawn intelligent cooling control system includes a control chip U1, a capacitor C7 whose positive electrode is connected to the CONT pin of the control chip U1, and whose negative electrode is connected to the GND pin of the control chip U1, and a cooling drive connected to the control chip U1. circuit, a signal trigger circuit connected to the control chip U1, and a signal preprocessing circuit connected to the signal trigger circuit; wherein, the model of the control chip U1 is NE555.
[0016] The signal preprocessing circuit is composed of operational amplifier P1, operational amplifier P2, sliding rheostat RP1, capacitor C1, capacitor C2, resistor R1, resistor R2, resistor R3, resistor R4, and resistor R5.
[0017] When connecting, one end of the resistor R1 is grounded, the other end is connected to the positive input terminal of the operational amplifier P1, the resistor R2 is connected in series between the positive input terminal a...
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