A variable irrigation and fertilization device and its control method
A technology for irrigation and fertilization and control methods, which is applied in the field of variable irrigation and fertilization devices and its control, can solve the problems of low cost performance, difficulty in popularization and application, inconvenient automatic quantitative adjustment of fertilization concentration, etc., and achieve the effect of low energy consumption and simple structure
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Embodiment 1
[0027] Embodiment 1: as figure 1 As shown, a variable irrigation and fertilization device includes a water flow solenoid valve 1, a flow transmitter 2, a mixing buffer box 3, a mother liquor tank, a mother liquor solenoid valve, a cleaning solenoid valve 6 and a controller 7; the mixing buffer box 3 is set There is a water inlet 34, a water outlet 35, a first mother liquor inlet 31, a second mother liquor inlet 32, a third mother liquor inlet 33, and a cleaning outlet 36; the mother liquor tank includes a first mother liquor tank 41, a second mother liquor tank 42 and a third mother liquor tank. Mother liquor tank 43; the mother liquor solenoid valve includes a first mother liquor solenoid valve 51, a second mother liquor solenoid valve 52 and a third mother liquor solenoid valve 53; the controller 7 includes a single-chip microcomputer MSP430F2132, a solenoid valve drive circuit and a human-computer interaction unit;
[0028] The water inlet 34 of the mixing buffer tank 3 is ...
Embodiment 2
[0041] Embodiment 2: as figure 1 As shown, a variable irrigation and fertilization device includes a water flow solenoid valve 1, a flow transmitter 2, a mixing buffer box 3, a mother liquor tank, a mother liquor solenoid valve, a cleaning solenoid valve 6 and a controller 7; the mixing buffer box 3 is set There is a water inlet 34, a water outlet 35, a first mother liquor inlet 31, a second mother liquor inlet 32, a third mother liquor inlet 33, and a cleaning outlet 36; the mother liquor tank includes a first mother liquor tank 41, a second mother liquor tank 42 and a third mother liquor tank. Mother liquor tank 43; the mother liquor solenoid valve includes a first mother liquor solenoid valve 51, a second mother liquor solenoid valve 52 and a third mother liquor solenoid valve 53; the controller 7 includes a single-chip microcomputer MSP430F2132, a solenoid valve drive circuit and a human-computer interaction unit;
[0042] The water inlet 34 of the mixing buffer tank 3 is ...
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