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¡¾Abstract¡¿The current coal washing technology pays much attention to the proportion of the qualified medium liquid density. It can be said that it is a crucial factor controlling the products index£¬ therefore£¬ each coal washing plant has higher requirement on the accuracy and
controllability of the density control system. This paper discusses and analyzes the operation status and existing problems of density control system of Lvjiatuo Coal Preparation Plant£¬ and puts forward a reasonable and feasible reform plan for the problems£¬ meanwhile£¬ puts forward the technical requirements for important equipment according to the corresponding reform plan. ¡¾¹Ø¼ü´Ê¡¿Ï´Ãº³§£»ÃÜ¿ØÏµÍ³£»Ö´Ðлú¹¹
¡¾Keywords¡¿coal washing plant£» dense control system£» executive agency
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