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煤质化验操作流程

煤质化验操作流程

采  样

                                             |                                                       

全水分———————破碎缩分 (鄂式破碎机)(二分器)  (封存部分煤样,约500g)                                        

|                     |----------空气干燥(干燥箱45--50鼓风干燥1个小时,空气室温冷确))                                                             

|                     |                                                         

——————             制样 (密封式制样粉碎机)  (封存部分煤样,约200g)                                              

|           |               |                                                             

|           |               |                                                                                                                       

             (干燥箱)   (天平)                 |                                    |                      |                         

                                                   |                                    |                      |                

                                               工业分析                             含硫量                 发热量                                                   

                                                   |                             (微机定硫仪)     (微机全自动量热仪)                                   

                                                   |                              (1150℃±5℃)                  

                             |              |             |                |                                                         

                             |             |             |                |                                                   
                            分             灰           挥              固                                                     

                          析          分        发           定    1:全水份测定时干燥箱温度控制:105℃--110℃                                 

               水    (箱型高温炉)    分           碳     2:分析水分测定时干燥箱温度控制:105℃--110℃                

               份    815℃±10℃ (箱型高温炉)  (手工计算)                          

                    |              900℃±10℃                                        

             |           |                                                 

            |       |                                   

         (干燥箱)   (天平)                                                                                                      

                                                                                                   

                             1: 全水份测定取样质量:          1012g     **到:0.01g        样品粒度:6mm                                                          

                             2: 工业分析测定取质量:          1g±0.1g     **到:0.1mg       样品粒度: 120200目                                                        

                             3: 发热量测定取样质量:          1g±0.1g     **到:0.1mg       样品粒度: 120200目                                                               

                                 4: 含硫量测定取样质量:       50mg±0.5mg     **到:0.1mg       样品粒度: 120200目