定量给料系统的控制模式直接决定秤的使用效果和投资,但当前尚不太被人重视,深入研究更显不足,现实中不完善、不合理甚至错误的控制模式屡见不鲜,如过度采用预给料给料方式、在预给料计量系统中把定量给料秤(皮带)作为给料量的调控对象等错误时有发生。为此,笔者根据研究和实践经验,从闭 The control mode of dosing system directly determines the using effect and investment of scales. However, it is still not paid much attention nowadays. In-depth study is even more inadequate. In reality, imperfect, unreasonable and even wrong control modes are not uncommon. Feeding method, in the pre-feeding system to the quantitative feeding scale (belt) as the amount of material to control the wrong object, etc. Occasionally. To this end, the author based on research and practical experience, from closed