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調配甲醇汽油中的甲醇純度如何測試

發布時間:2023-02-07 16:37:40 人氣: 來源:admin

甲醇汽油,顧名思義,就是汽油里面加一部分甲醇,和乙醇汽油類似,調配出來清潔汽油,降低排放,防治大氣污染。今天就為大家講解一下調配醇類汽油(甲醇汽油、乙醇汽油)中對原材料甲醇、乙醇有什么要求。
如何測試甲醇的純度
如何測試甲醇的純度

實驗室化學分析法測甲醇純度相信大家很多人不具備條件,今天就教給大家一個簡單的方法來測試甲醇的純度,希望能對大家有所幫助。

首先從氣味上判斷,精甲醇是沒有什么味的,粗醇會產生一些惡臭或其他怪味。
然后點燃,觀察火焰,火焰若為純藍色火焰,燃燒時沒有噼里啪啦的聲響,說明甲醇純度高。
燃燒后觀察有無雜質或水分,如果沒有水分或雜質殘留,可以基本判定甲醇為精醇。

這樣的甲醇就可以作為甲醇汽油的原料選用。(推薦閱讀:含甲醇乙醇的國6b汽油能用嗎

調配甲醇汽油或乙醇汽油離不了醇類助溶添加劑,天德牌甲醇添加劑按2:98的比例與甲醇乙醇混配調配出的變性甲醇或變性乙醇,可以增強成品甲醇汽油乙醇汽油的穩定性,抗遇水分層,抗低溫分層,提高辛烷值,增強抗爆性,另外天德牌甲醇添加劑的配方中也加入一定量的腐蝕抑制劑,低比例摻燒時對于高溫引起醇類腐蝕性問題能起到抑制作用,保護發動機設備。
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