某造纸厂节能减排方案设计

本科毕业设计（论文）题目某造纸厂蒸汽系统节能减排方案设计学生姓名专业班级学号院（系）指导教师完成时间某造纸厂蒸汽系统节能减排方案设计毕业设计（论文）任务书题目某造纸厂蒸汽系统节能减排方案设计专业学号姓名主要内容、基本要求、主要参考资料等：主要内容：某造纸厂的蒸汽系统由某型10T燃煤锅炉为提供所需蒸汽，蒸汽进入造纸机的烘缸内对纸张进行加热烘干。本课题要求学生根据造纸机的工作情况，对蒸汽进行复合利用，以达到节能减排提高蒸汽利用效率的目的。基本要求：①根据图纸资料，确定设备进行优化②进行方案的比较论证。③选择制定系统控制方案。④对蒸汽系统使用设备进行选型。⑤绘制系统图纸并对系统节能情况进行评价。参考资料：1、给定工程概况资料2、中国供暖通风空调设备手册，叶志谨，煤炭工业出版社3、暖通空调，陆亚俊，中国建筑工业出版社完成期限：指导教师签名：专业负责人签名：年月日某造纸厂蒸汽系统节能减排方案设计I某造纸厂蒸汽系统节能减排方案设计摘要本文所论述的蒸汽系统节能减排的对象是某造纸厂，由于企业对蒸汽系统的专业知识和技能的缺乏，所以在开展蒸汽系统节能工作时往往是有局限性的。要想在蒸汽系统进行有效的节能工作，必须了解系统的现状和行业先进水平，必须发现现有系统的问题，然后对症下药提出完善的解决方案。为了提高市场竞争力，节约能源，减少污染排放，本文主要对热泵控制节汽技术、电机系统变频节电技术以及燃煤锅炉技术进行改造，讲述了热泵控制节汽技术的功能和工作原理、电机系统变频节电技术的技术原理与改造方案以及燃煤锅炉技术存在的问题和循环流化床锅炉技术的工作原理。本设计要达到的目标是：在同等的产量下，减少对煤、汽、电等能源等利用以及减少污染物的排放，使蒸汽系统更加经济合理、更加节能。关键词蒸汽系统节能减排热泵控制电机变频燃煤锅炉某造纸厂蒸汽系统节能减排方案设计IIAPAPERMILLSTEAMSYSTEMFORENERGYCONSERVATIONANDEMISSIONSREDUCTIONPLANDESIGNABSTRACTSteamsystemenergy-savingemissionreductiondescribedinthisarticleiscommittedagainstapapermill.Steamsystemduetolackofprofessionalknowledgeandskills,sointhedevelopingsteamsystemenergy-savingjobtendtobelimited.Toworkforeffectiveenergysavingofsteamsystem,youmustunderstandthesystemstatusandadvancedlevels,shoulddetectproblemsoftheexistingsystem,thentheremedytocomeupwithsoundsolutions.Toimprovemarketcompetitiveness,savingsenergy,reducedpollutionemissions.Thismainonhotpumpcontrolsectionsteamtechnology,andmotorsystemfrequencysavingtechnologyandcoal-firedboilertechnologyfortransformation,tellshashotpumpcontrolsectionsteamtechnologyoffeaturesandworkprinciple,andmotorsystemfrequencysavingtechnologyoftechnologyprincipleandtransformationprogramandcoal-firedboilertechnologyexistsofproblemandcyclestreamofbedboilertechnologyofworkprinciple.Theobjectivesdesignedtoachieveare:underthesameproductionandlessoncoal,gasandelectricenergyuseandreduceemissionsofpollutants,makingsteamsystemmoreeconomical,moreenergy-efficient.KEYWORDSsteamsystemenergyconservationandemissionreductionheatpumpcontrolmotorfrequencyconversioncoal-firedboiler某造纸厂蒸汽系统节能减排方案设计III目录中文摘要.............................................................................................................................I英文摘要............................................................................................................................II1绪论...............................................................................................................................12纸机热泵控制节汽技术改造................................................................................22.1现有传统通气方式存在的问题...............................................................22.2纸机喷射热泵控制节汽技术原理..........................................................22.3纸机喷射热泵控制节汽技术改造方案.................................................42.4纸机热泵节汽技术改造效果...................................................................73电机系统节能改造...................................................................................................83.1生产过程电耗高的主要原因...................................................................83.2电机系统变频节电技术原理...................................................................83.3变频控制节电改造......................................................................................93.4拟改造电机系统..........................................................................................103.5电机系统改造节能效果............................................................................124燃煤锅炉技术改造..................................................................................................134.1现有锅炉存在问题.....................................................................................134.2循环流化床锅炉技术原理.......................................................................144.3锅炉技术改造..............................................................................................154.3.1锅炉运行流程..........................................................................................154.3.2锅炉主要技术参数..................................................................................154.4燃烧系统........................................................................................................16某造纸厂蒸汽系统节能减排方案设计IV4.4.1燃烧系统..................................................................................................164.4.2点火油系统..............................................................................................174.5上煤系统........................................................................................................174.5除灰部分........................................................................................................184.5.1除渣系统工艺流程..................................................................................184.5.2除灰系统工艺..........................................................................................194.5.3灰、渣综合利用......................................................................................194.6化学水处理系统..........................................................................................194.7锅炉改造后效果..........................................................