【摘 要】
：
饲料粉碎机(以下简称粉碎机)和配套电动机经传动皮带联接构成的作业系统,称之为粉碎机组.该机组在喂有原料的情况下加工作业时,从电机前段电路中测得的功率称为机组负荷功率.
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饲料粉碎机(以下简称粉碎机)和配套电动机经传动皮带联接构成的作业系统,称之为粉碎机组.该机组在喂有原料的情况下加工作业时,从电机前段电路中测得的功率称为机组负荷功率.当机组无原料喂人而正常空运转时,从电机前端电路中测得的功率称为机组空载功率,它代表了机组自身消耗功率的大小.机组空载功率由粉碎机空载功率、电动机空载功率和传动损失功率三部分组成,可用下式来表示:P0=Pf+Pd+Pc(P0为机组空载功率,Pf为粉碎机空载功率,Pf为电动机空载功率,Pc为传动损失功率).电动机空载功率和传动损失功率均较小,而粉
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