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我市粮仓地下槽机械通风从一九七五年开始,由点到面、从小到大,经历了试验、应用和提高的发展过程。八年来,全市机械通风粮食4亿4千万斤,去年通风贮粮8638万斤,占全年平均保管量的53.6％,目前全市已有通风机70台,配备各种通风槽的仓库54座,容量7217万斤。风道的类型主要有固定式地上垄、地下槽和移动单管通风三种,而多数是地下槽通风,经实际使用,多数仓库降温效果
The mechanical ventilation of granary underground trough in our city started from 1975, from point to surface, from small to large, undergoing the test, application and improvement of the development process. In the past eight years, the city’s machinery of ventilation amounted to 440 million jin. Last year, 86.3 million jin of ventilation and storage grain was stored, accounting for 53.6% of the average annual storage volume. At present, there are 70 ventilators in the city and 54 warehouses with various ventilation slots. , The capacity of 72.17 kg. The main types of air ducts are fixed on the ground ridge, underground tank and mobile single tube ventilation of three, while the majority of the underground tank ventilation, the actual use of most of the warehouse cooling effect