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煤炭化驗設備各種基之間的換算

2016-08-04  來自: 華維科力 瀏覽次數:2954

空氣干燥基與收到基之間的換算吧。已知空氣干燥基,則收到基為空氣干燥基*(100-M收到基的水分)/(100-M空氣干燥基的水分)

工業分析計算發熱量

(1)計算煙煤空氣干燥基低位發熱量公式:
  Qnet,ad = 35859.9—73.7Vad—395.7Aad—702.0Mad + 173.6CRC
  (2)計算無煙煤空氣干燥基低位發熱量公式:
  Qnet,ad = 34813.7—24.7Vad—382.2Aad—563.0Mad
  (3)計算褐煤空氣干燥基低位發熱量公式:
  Qnet,ad = 31732.9—70.5Vad—321.6Aad—388.4Mad
   式中:Qnet,ad——空氣干燥基低位發熱量,J/g;
   Mad、Aad、Vad——分別為煤的空氣干燥基水份、灰分、揮發分,%;
   CRC——煙煤的焦渣特征。
高低位發熱量換算須知道氫和全水含量,可看標準


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