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平房仓稻谷储藏温度检测试验探究
Exploration on Temperature Detection Test of Paddy Storage in Warehouse
【摘要】 2020年应用温湿度巡检仪、测温电缆、数显温度计,对铁岭粮食集团直属储备库有限公司P7平房仓储藏的稻谷开展了粮温检测试验。结果表明,一年之中,环境温度和仓内空间温度呈先升后降变化,1—7月环境温度和仓内温度升高,8—12月降低。一天之中,环境温度呈降低、升高再降低的过程。9:00和20:00的温度和湿度接近一天的平均温度、湿度。连续晴天的环境温湿度、仓内空间温湿度呈明显的波动状态。粮温有随环境温度及仓内温度变化的趋势。夏季粮堆上层0.8 m深及以上粮温处于20℃以下。距离墙壁0.8 m及以上厚粮层受墙壁热传递影响不明显,而受粮堆深度影响明显。
【Abstract】 In 2020, using temperature and humidity inspection instruments, temperature measurement cables, and digital thermometers, a grain temperature detection test was carried out on the paddy stored in the P7 bungalow warehouse of Tieling Grain Group Co., Ltd. The results show that in a year, the ambient temperature and the temperature in the warehouse space first rise and then decrease. The ambient temperature and the temperature in the warehouse increase from January to July, and decrease from August to December. During a day, the ambient temperature shows a process of decreasing,increasing and decreasing. The temperature and humidity at 9:00 and 20:00 are close to the average temperature and humidity of the day. The ambient temperature and humidity of continuous sunny days and the temperature and humidity of the warehouse space show obvious fluctuations. Grain temperature has a trend of changing with the ambient temperature and the temperature in the warehouse. In summer, the grain temperature at a depth of 0.8 m and above in the upper layer of the grain pile was below 20 ℃. The grain layer 0.8 m or more from the wall is not significantly affected by the heat transfer of the wall, but is significantly affected by the depth of the grain pile.
- 【文献出处】 现代食品 ,Modern Food , 编辑部邮箱 ,2022年18期
- 【分类号】S379
- 【下载频次】55