风力提水机的结构及其在山地茶园的应用分析
Application of Water Pumping System with Wind Power in Upland Tea Garden
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摘要: 应用Profili、AutoCAD等软件, 采用风力空气压缩机与气压提水机分体的形式, 探讨适用于沿海山地风力提水机的结构。并分析风力提水机在山地茶园的应用效益, 研究结果表明在平均风速为4.0m·s-1的条件下, 风叶半径为2.1m的风力提水机的理论扬水量为1.90kg·s-1 (30m扬程) , 现场实际观测值可达理论值的50%, 3台3级风力提水机可满足近6.67hm2铁观音茶园的充分灌溉需求, 节省111kWh的电力, 节能效益明显。Abstract: Wind and solar energy should be utilized in farming system to save the energy.This study applied Profili and AutoCAD to design a wind-powered water pumping system for the upland tea garden.The system, which consisted an air compressor and an atmospheric pressure pump, was evaluated.The result showed that with 4.0m·s-1 wind a 2.1-m-diameter wind-powered water pumping system could pump water 30-m-high at a rate of 1.90kg·m-1.The power generated from 3 wind-powered water pump system was calculated to be 111 kWh, which could adequately supply the irrigation need of a 100-mu tea plantation.