【摘要】 粉尘防爆在我国是一个新课题,研制粉尘浓度检测、报警设备是粮食行业颇为关心的问题.本文根据粉尘的光学性能、电离性能、穿透性能提出了三种不同类型的粉尘浓度检测、报警设备.更多还原

【Abstract】 the prevention of dust explsion has posed a new problem in China and as a result, the development of devices to detect dust concertrations and explosion alarm systems has become a great concern in food industry of the country.This paper introduces three types of concentration-detecting and alarm systems based on the optical, ionizing and penetrating properties of flour dust.更多还原