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海南地区几种常见设施大棚热环境参数试验研究
引用本文:庞真真,黄泉,曾宪豪,谭高壮,王星,刘建.海南地区几种常见设施大棚热环境参数试验研究[J].农机化研究,2016(1):227-231.
作者姓名:庞真真  黄泉  曾宪豪  谭高壮  王星  刘建
作者单位:海南大学园艺园林学院,海口,570228
基金项目:海南大学青年基金,海南省自然科学基金
摘    要:海南地区热带岛屿型气候特征使得栽培设施具有独特的特点。为此,通过以岛内常见设施类型(圆拱形薄膜温室、防雨大棚、防虫网棚等)为研究对象,系统地研究了其温度、湿度、光照强度等热环境参数的变化趋势。研究表明:各类设施内温度场受室外温度影响较大,圆拱形薄膜温室室内外最高温差达到6℃、防雨大棚为3.7℃,圆拱形薄膜温室室内最高温度达4 3.9℃;防虫网棚室内外温差较小;防虫网平棚内部相对湿度最高,其他两种温室室内相对湿度均低于室外;防虫网棚的透光率高于膜覆盖的防雨大棚和薄膜温室。由此可见:防雨棚和防虫网棚更适合海南地区夏秋季的设施生产,可根据栽培作物是否要求防暴雨来选择防雨棚和防虫网棚。

关 键 词:热带  设施大棚  热环境

Thermal Environment Parameters Characterization of Common Greenhouses in Hainan
Abstract:Hainan tropical climate characteristics make the protected cultivation with local features.Three common green-houses such as rain-proof greenhouse, insect-proof screens greenhouse and plastic-covered greenhouse were discussed in this paper.The thermal environmental parameters of temperature, relative humidity and light intensity were studied in tropical area.The result showed that the inner air temperature in each facility was affected by the ambient air tempera-ture, where the highest temperature difference between indoor and outdoor was 6 ℃ in plastic-covered greenhouse, the inner air temperature of rain-proof greenhouse was 3.7 ℃higher than the insect-proof screens greenhouse on average, and the maximum temperature in the shed was 43 .9℃.The insect-proof screens greenhouse has the smallest temperature difference.The relative humidity in the insect-proof screens greenhouse was higher than the others, which were lower than outside.The cover material has impact on transmittance, and insect-proof screens greenhouse had higher light transmittance.In conclusion, additional cooling methods, sunshades and the selection of heat-resisting plant should be considered during the hot season in Hainan.
Keywords:tropical area  greenhouses  thermal environment parameters
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