年产25万吨高强瓦楞原纸生产线方案设计

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1、浙江理T大学硕．I：学位论文polyesterfomingwire．TheFourdrinierWithOn·T0pFo舯ercouldletp印erevennessmorestable．PresssectionisequippedwithSuctionPick-uproll+Long—Nip-Press+SuctionPick．uproll+ShoePress．Theselectionofmore州depresspressureareacanimprovethedehydrationofthepresssection．Threesectiond巧ercontrolis

2、usedind巧section，aJldRopelesstailtllreadingwhichcontrolledbycompressedaircanshortent11readingtimeandimprovetheemciency．Thereisasurfacesizingmachinebetweendrysections．Surfacesizingcallimprovethestren舀hofthecorllJgatedmediumandimproVethesu—、acepmpeniesofpaper．Theste锄usedinthisprojectcomefIr

3、omfacto叫-ownedcogenerationpowerplant．Thefacto叮alsohasasewagetreatmentstation．The、ⅣasteresidueaRerthe6lterpresscallmixinbumingcoalasrawmaterial．ItcaIlalsobesaJlitar)rlandfills．Whitewaterf而mworkshopcouldbereusedbythesaVeaU．Thewastewaterf．romp印emlakingcanachievethenationalstandardstllrought

4、reatmentofsewagetreatmentstation．ThetotalinVestmentofthisprojectisaboutRMB283．404224million．Ifthe研ceofcomlgatedmediumaCcordingto3000yuallpertonandproductiontimeis340dayperye瓯itwillpay24．871951millionperyearforprofittaxanditsprofitscouldreach78．999937yuanperyear．Itisexpectedthattheproject

5、couldtakebackthecostin5．59years(includingtwoyearsforconstmction、．Keywords：Packingmaterial；Cormgatedmedium；Papermachine；Seronuidbalance；Equipmentselection；WastewatertreatmentlV浙江理T大学硕：t：学位论文目录摘要⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．IABSTRACT⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯⋯．III目录⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．1第一章绪论⋯⋯⋯⋯⋯

6、⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯11．1课题的背景⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯。11．2瓦楞原纸的发展现状⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．31．2．1瓦楞原纸的技术发展趋势⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．31．2．2对瓦楞原纸原料结构的研究⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯41．2．3对提高瓦楞原纸强度的研究⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯71．3瓦楞原纸纸机的发展现状⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．81．4课题研究的创新点及意义⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．⋯⋯⋯⋯⋯9第二章工艺论证以及流程设计⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．102．1产品技术指标⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯

7、⋯⋯⋯⋯．102．2纤维原料的选择与配比⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．112．3制浆工艺⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．122．3．1碎浆⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．122．3．2筛选净化⋯⋯⋯⋯⋯⋯⋯．．：⋯⋯⋯⋯⋯．⋯⋯⋯⋯．．132．3．3浓缩⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．142．3．4精浆⋯．⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯152．3．5制浆工艺流程的确定⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯．．162．4辅料的选择⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯202．4．1助留剂的选择⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯⋯