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作 者:泰平[1] 李旭英[1] 倪志华[1] 陈淑英[1,2] 刘宇[1]
机构地区:[1]内蒙古农业大学机电工程学院,呼和浩特010018 [2]包头轻工职业技术学院,包头014045
出 处:《内蒙古农业大学学报(自然科学版)》2009年第2期173-175,共3页Journal of Inner Mongolia Agricultural University(Natural Science Edition)
基 金:内蒙自然科学基金(200408020512)
摘 要:为了解决干旱地区缺水问题,采用施加正向空间静电场的方法,使悬浮在气体中的雾粒荷电在库仑力的作用下做定向移动,迅速地积聚到作为阴极的土壤表面,并抑制土壤水分的蒸发,从而实现了空间电场的阴极聚水。本文通过调节阴极聚水装置的异极距来改变静电场强度,测试了不同异极距下空间电场对土壤含水率的影响。试验结果表明,正向空间电场可以降低土壤水的蒸发,起到阴极聚水的作用,并揭示了在相同的时间内异极距(2.5m,2.0m,1.5m)对土壤含水率有较大的影响,指出异极距约为2.0m时的聚水效果较好。In order to solve the problem of water shortage in arid areas, positive space electric field can be used to move the Dutch electricity directionally which suspended in the gas, accumulate to the soil surface as the cathode quickly, and inhibit the soil moisture evaporation. The cathode water gathering accumulated can be achieved in Space Electric Field. In this paper, change electric field strength by adjusting the cathode Poly water installations hetero pole , Tested the influence of soil moisture under different pole distance It was indicated that positive space electric field could suppress water evaporating in fine day. Experiments under different pole distance of electric field (2.5m, 2.0m, 1.5m)were done, it was found that the result under 2.0m was better.
分 类 号:S125[农业科学—农业基础科学]
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