Publicizing and implementation explanation of performance evaluation method for thickening equipment in coal preparation plants（MT/T 851—2011）

To further perfect the standard of（MT/T 851—2011） Performance Evaluation Method for Thickening Equipment in Coal Preparation Plant,the amendments has been made to the MT/T 851—2000 version.This paper emphasizes the main index-thickening efficiency and two auxiliary indexes clarifying factor and underflow solid concentration.Taking the thickening equipment in A coal preparation plant as a sample,the calculation of performance index and technical-economic index are introduced.