Calculation method of moisture coupling drip-irrigation aeration rate
A technology of water-air coupling and calculation method, applied in the field of agricultural irrigation, can solve problems such as the inability to accurately determine the air-incorporation rate of water-air coupling drip irrigation, and achieve the effect of easy observation and acquisition, simple method, and outstanding substantive characteristics.
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[0037] Example 1, see figure 1 , Select the appropriate air compressor 1 and pressurized water storage tank 6 according to the needs. The air compressor 1 is connected to the top of the pressurized water storage tank 6 through the air pipe 2 and the bottom and lower part of the pressurized water storage tank 6 are provided with circulating transmission Water pipe 7, water pump 4 and venturi 3 are arranged on water pipe 7, gas pipe 2 is connected to venturi 3 on water pipe 7 through a connecting pipe; pressure controller 5 and first Pressure indicator 8, the upper part of the pressure-bearing water storage tank 6 is provided with a dissolved oxygen meter 12, and the lower part is connected to one end of a drip irrigation belt 9. The drip irrigation belt 9 is provided with a first sampling point 10 and a second sampling point 11, and measuring cups are respectively set below the sample points 13. A second pressure indicator 14 is provided at the other end of the drip tape 9.
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