化工企业防爆厂房电气设计中的安全措施探讨-纪海燕

X纪海燕¹孟凡一º(沈阳石油化工设计院,沈阳110044):,;;;;,,,,,,1构成爆炸的三个基本条件1.1,,,,,,,1.2,,1.3,,,,,,,X收稿日期:1999-01-31¹女,29岁,1992年毕业于沈阳大学工业用电专业º男,62岁,高级工程师第28卷第2期1999年6月沈阳化工ShenyangChemicalIndustryVol.28No.2Jun.,1999,,,2提高电气防爆安全的几条基本措施2.1,,,,(ASKarel),,,,,,,10e,10%~30%,,,,,,,,,,,,,(),,6%,80%,,,,,,,,2.2:,2.3,,56(GB50028-92),,:¹,º,,,,25mm,5,32mm35第2期纪海燕等.化工企业防爆厂房电气设计中的安全措施探讨,6(1),,,,,,2.4,,,,,()3结束语,,,,,1..:,1985TheSafetyMeasuresinElectricDesignofExplosion-proofWorkshopinChemicalIndustryJiHaiyanMengFanyi(ShenyangPetrochemicalDesignInstitute,Shenyang110044,China)AbstractTheessentialconditionsofexplosion:thereleasesources,theignitionsourceandbeinexplo-sionconcentrationrangearediscussed.Thenecessarymeasurestakeninelectricdesignandconstruction,whichcanimprovethesafetyfunction,areexpounded.KeywordsReleasesource;Ignitionsource;Explosionlimits;Explosiondangerousregion;Explosion-proof(上接第33页)1.1997.,1998,(2):982..:,1980.2403..,1992,(4):41TheSynthesis&ProcessingofPolycarbonate(PC)ResinandItsDevelopingTrendsZhangYihao(LiaoningArtandDesigncollege,Shenyang110035,China)AbstractThesynthesis&processingofpolycarbonate(pc)resinareintroduced.Thedomesticandin-ternationalsituationofproductiontechnologyandblendmodificationresearcharesummedup.Anap-proachtothedevelopmenttrendsofPCismade.KeywordsPolycarbonate(PC)resin;Synthesis;Processing;Blendmodification36沈阳化工第28卷