简介:摘要:本文从工艺角度就某石化公司环氧乙烷/乙二醇装置影响生产污水COD的因素进行分析,提出相应的控制措施,降低了生产污水中的COD指标,提高外排污水的合格率。
简介:Theproject“StudyonFactorsInfluencingtheWaterQualityforEO/EGUnitandOptimizationofWaterTreatmentSystem”performedbytheChemicalIndustryDivisionofShanghaiPetrochemicalCompanyandtheResearchInstituteofYanshanPetrochemicalCompanyhadpassedonJuly8,2004thetechnicalappraisalorganizedbySinopecCorp.Thistech-
简介:<正>Theconstructionofthefirstintheworld200kt/acoal-toEGunitwasconductedsuccessfully,andcommissioningofthisunitwascarriedoutrecentlywithitsofficialoperationbeingslated,whichhassymbolizedChinaasthefirstintheworldthatutilizesitsproprietarytechniqueforcommercialmanufactureofEGfromcoal.
简介:TheimportantresearchprojectatYangziPetrochemicalCo.(YPC)-acommercialunitforcatalytichydrogenationofethyleneglycol(EG)wassuccessfullyputonstreamonNovember3,2011.SincecommissioningofthisunitthealdehyderemovaleffecthasbeensatisfactorywiththeUVvalueofEGproductexceedingthatrequiredforthepremiumgradetoeffectivelytackletheproblemforcontroloverEGqualityandsolvethe
简介:EO-1Hyperion高光谱遥感影像在实际应用中,需对图像进行大气纠正及补偿等预处理,以便获得较好质量的图像。为进一步分析和应用提供保障.笔者运用FLAASH大气校正模型对中国云南香格里拉地区的Hyperion卫星影像进行大气校正,利用图像MNF转换法对光谱曲线进行去噪平滑优化,再对校正前后影像进行遥感影像和典型地物光谱曲线对比分析.结果表明,影像经FLAASH大气校正和MNF平滑后,较好地消除了大气影响和Hyperion高光谱遥感图像的光谱噪声.
简介:摘要现代科技的高速发展,信息技术2.0下的教育信息化在教学中日益重要,[[1]]信息技术2.0下教师从课前准备、课堂实施、课后拓展“三个环节”进行全方位资源有效整合。利用互联网拓宽数学教学素材,各种课件软件帮助教师备课,让教师备课更高效;课前设备前测,课中教育软件,手机授课等形式促进课堂师生,生生互动,提高课堂效率;同时各种互联网平台也让作业的形式多元化,激发学生学习的兴趣。促进小学数学教学的有效发展。
简介:Thesyngas-to-ethyleneglycolunitownedbySINOPEChasimplementedthewholetestprogramandterminateditsoperationonJanuary29,2013.ItislearnedthatSINOPEChasbecometheworld'sfirstenterprisetosuccessfullyproducefromsyngasthepolymerizationgradeEG,incarnatingthatSINOPEChasassumedtheleading