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煤炭科学研究总院唐山分院和兖州矿业 (集团 )公司兴隆庄煤矿联合研制的Ｙ7型煤炭分级控制系统 ,有效地保证了分级的精确与可靠 ,已经由专家通过了技术鉴定。此项研究成果的原理是 :输送带上的测灰仪连续不断地把检测出的灰分信号和人工给定的标准灰分信号 ,在函数运算器中进行
Y7 Coal Classification Control System jointly developed by Tangshan Branch of Coal Science Research Institute and Xinglongzhuang Coal Mine of Yanzhou Mining (Group) Company has effectively ensured the classification accuracy and reliability and has passed the technical appraisal by experts. The principle of this research result is: The ash measuring instrument on the conveyer belt continuously detects the detected ash signal and the given standard ash signal in the function calculator