نتایج جستجو برای: emitters clogging
تعداد نتایج: 7349 فیلتر نتایج به سال:
This study aims to investigate the influence of treated wastewater (TWW) on hydraulic performance drip irrigation emitters. A field experiment was conducted in order test two types online emitters, a low pressure (LP) and standard (SP), at different working pressures (0.25 bar, 0.50 1.00 bar) using TWW. The emitters were initially evaluated laboratory for discharge exponent (X), coefficient (Kd...
Drip irrigation technology has obvious advantages in solving the shortage of agricultural water. The demand for using low-quality water sources is becoming urgent. Research on physical blockage formation become main part emitter China. purpose this study to investigate characteristics emitters drip system with a source and provide some basis anti-clogging measures. Therefore, we configured diff...
Irrigation pressures and filters have a significant influence on emitter clogging in drip fertigation systems. Exploring the anti-clogging performance of emitters at different irrigation (80, 90, 100 kPa; 40, 50, 60 kPa) (the disc filter with an aperture 125 ?m, screen 125?m, 200 ?m) can provide suitable guidance for design operation The average relative discharge (Dra), Christiansen uniformity...
As an emerging contaminant, the clogging substances of emitters in biogas slurry drip irrigation systems affect efficient return and utilization to field a great extent. This can be prevented using acid chlorination as engineering measures. Through hydraulic performance test sampling detection analysis, under same addition conditions (pH = 5.5–6.0), three chlorine concentrations (0, 1–3, 4–9 mg...
The emitter discharge is affected by parameters such as pressure, irrigation water temperature, manufacturer’s coefficient of variation, and emitter clogging. In order to study the effects of irrigation water temperature on emitter discharge and to determine the discharge-pressure variations and manufacturer’s coefficient of variations, an experimental trickle irrigation system was designed and...
The emitter discharge is affected by parameters such as pressure, irrigation water temperature, manufacturer’s coefficient of variation, and emitter clogging. In order to study the effects of irrigation water temperature on emitter discharge and to determine the discharge-pressure variations and manufacturer’s coefficient of variations, an experimental trickle irrigation system was designed and...
Here in this paper a MAC layer level clogging detection system has been projected. The planned model aims to explore a system to compute the degree of clogging at victim node with maximal accuracy. This clogging detection apparatus is integrated with a Two-Step Cross Layer Clogging Control Routing Topology. The proposed model involves controlling of clogging in two steps with effective energy c...
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