煤炭转化
煤炭轉化
매탄전화
COAL CONVERSION
2015年
1期
44-47,74
,共5页
游静%刘月娥%马凤云%席海全
遊靜%劉月娥%馬鳳雲%席海全
유정%류월아%마봉운%석해전
西沟煤%直接液化%超声处理
西溝煤%直接液化%超聲處理
서구매%직접액화%초성처리
Xigou coal%direct liquefaction%ultrasonic treatment
以新疆阜康西沟原煤(200目)为研究对象,四氢萘为制浆和供氢溶剂,利用正交及单因素实验确定西沟煤适宜的液化条件.结果表明,T=435℃,p=7 MPa,m(solvent)∶m(coal)=1.75∶1和t=60 min为适宜的液化条件.此条件下,rη(oil)=75.33%.进一步探讨了煤粒径及超声处理对液化效果的影响.西沟原煤经胶体磨研磨后直接液化:研磨1h,粒径9.98 μm,η(oil)=59.96%;研磨2h,粒径2.60 μm,η(oil) =60.03%;研磨3h,粒径1.10 μm,r(oil) =60.02%;研磨4h,粒径0.76 μm,η(oil) =60.06%.若研磨后先超声处理再液化,研磨1h,2h,3h和4h后油产率为80.73%,81.25%,84.27和82.63%,比不超声分别提高了20.77%,21.22%,24.25%和22.57%.
以新疆阜康西溝原煤(200目)為研究對象,四氫萘為製漿和供氫溶劑,利用正交及單因素實驗確定西溝煤適宜的液化條件.結果錶明,T=435℃,p=7 MPa,m(solvent)∶m(coal)=1.75∶1和t=60 min為適宜的液化條件.此條件下,rη(oil)=75.33%.進一步探討瞭煤粒徑及超聲處理對液化效果的影響.西溝原煤經膠體磨研磨後直接液化:研磨1h,粒徑9.98 μm,η(oil)=59.96%;研磨2h,粒徑2.60 μm,η(oil) =60.03%;研磨3h,粒徑1.10 μm,r(oil) =60.02%;研磨4h,粒徑0.76 μm,η(oil) =60.06%.若研磨後先超聲處理再液化,研磨1h,2h,3h和4h後油產率為80.73%,81.25%,84.27和82.63%,比不超聲分彆提高瞭20.77%,21.22%,24.25%和22.57%.
이신강부강서구원매(200목)위연구대상,사경내위제장화공경용제,이용정교급단인소실험학정서구매괄의적액화조건.결과표명,T=435℃,p=7 MPa,m(solvent)∶m(coal)=1.75∶1화t=60 min위괄의적액화조건.차조건하,rη(oil)=75.33%.진일보탐토료매립경급초성처리대액화효과적영향.서구원매경효체마연마후직접액화:연마1h,립경9.98 μm,η(oil)=59.96%;연마2h,립경2.60 μm,η(oil) =60.03%;연마3h,립경1.10 μm,r(oil) =60.02%;연마4h,립경0.76 μm,η(oil) =60.06%.약연마후선초성처리재액화,연마1h,2h,3h화4h후유산솔위80.73%,81.25%,84.27화82.63%,비불초성분별제고료20.77%,21.22%,24.25%화22.57%.