Sprinkling machine unit water and fertilizer automatic precise proportioning control system and control method
A ratio control, water and fertilizer technology, applied in the water and fertilizer automatic accurate ratio control system and control field of sprinkler irrigation units, can solve the problems of poor equipment control accuracy, water waste, water and fertilizer waste, etc., to achieve precise control, ensure accuracy, and ensure high efficiency
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[0015] The present invention comprises a filter screen 1, a reservoir 2, a water inlet 3, a water pump 4, a water outlet 5, a mixed fertilizer tank 6, a liquid level gauge d7, a connecting rod rotor 8, a concentration meter 9, a mixed fertilizer motor 10, and a liquid level gauge a11, fertilizer liquid bucket N (nitrogen fertilizer) 12, liquid level gauge b13, fertilizer liquid bucket P (phosphate fertilizer) 14, liquid level gauge c15, fertilizer liquid bucket K (potassium fertilizer) 16, solenoid valve a17, solenoid valve b18, solenoid valve c19 , main pipeline 20, peristaltic pump 21, solenoid valve d22, water and fertilizer outlet pipeline 23, control cabinet 24. The filter screen 1 is placed in the reservoir 2, connected with the water inlet pipe 3, the water inlet pipe 3 is connected with the water pump 4, the outlet of the water pump 4 is connected with the water outlet pipe 5, and the water outlet pipe mouth 5 is connected with the fertilizer mixing tank 6. The liquid ...
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