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煤質(zhì)化驗(yàn)操作流程

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點(diǎn)擊量: 205139 來(lái)源: 鶴壁市華能電子科技有限公司

煤質(zhì)化驗(yàn)操作流程

采  樣

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全水分———————破碎縮分 (鄂式破碎機(jī))(二分器)  (封存部分煤樣,約500g)                                        

|                     |----------空氣干燥(干燥箱45--50鼓風(fēng)干燥1個(gè)小時(shí),空氣室溫冷確))                                                             

|                     |                                                         

——————             制樣 (密封式制樣粉碎機(jī))  (封存部分煤樣,約200g)                                              

|           |               |                                                             

|           |               |                                                                                                                       

             (干燥箱)   (天平)                 |                                    |                      |                         

                                                   |                                    |                      |                

                                               工業(yè)分析                             含硫量                 發(fā)熱量                                                   

                                                   |                             (微機(jī)定硫儀)     (微機(jī)全自動(dòng)量熱儀)                                   

                                                   |                              (1150℃±5℃)                  

                             |              |             |                |                                                         

                             |             |             |                |                                                   
                            分             灰           揮              固                                                     

                          析          分        發(fā)           定    1:全水份測(cè)定時(shí)干燥箱溫度控制:105℃--110℃                                 

               水    (箱型高溫爐)    分           碳     2:分析水分測(cè)定時(shí)干燥箱溫度控制:105℃--110℃                

               份    815℃±10℃ (箱型高溫爐)  (手工計(jì)算)                          

                    |              900℃±10℃                                        

             |           |                                                 

            |       |                                   

         (干燥箱)   (天平)                                                                                                      

                                                                                                   

                             1: 全水份測(cè)定取樣質(zhì)量:          1012g     **到:0.01g        樣品粒度:6mm                                                          

                             2: 工業(yè)分析測(cè)定取質(zhì)量:          1g±0.1g     **到:0.1mg       樣品粒度: 120200目                                                        

                             3: 發(fā)熱量測(cè)定取樣質(zhì)量:          1g±0.1g     **到:0.1mg       樣品粒度: 120200目                                                               

                                 4: 含硫量測(cè)定取樣質(zhì)量:       50mg±0.5mg     **到:0.1mg       樣品粒度: 120200目