双(Shuang)管(Guan)板(Ban)换(Huan)热(Re)器(Qi)

双(Shuang)管(Guan)板(Ban)换(Huan)热(Re)器(Qi)产(Chan)品(Pin)概(Gai)述(Shu)

    双(Shuang)管(Guan)板(Ban)结(Jie)构(Gou)的(De)特(Te)征(Zheng)是(Shi),2块(Kuai)管(Guan)板(Ban)把(Ba)管(Guan)程(Cheng)与(Yu)壳(Ke)程(Cheng)的(De)介(Jie)质(Zhi)*分(Fen)隔(Ge)开(Kai)。(?)每(Mei)块(Kuai)外(Wai)侧(Ce)管(Guan)板(Ban)的(De)背(Bei)面(Mian)均(Jun)有(You)和(He)隔(Ge)离(Li)腔(Qiang)相(Xiang)连(Lian)通(Tong)的(De)位(Wei)置(Zhi)对(Dui)称(Cheng)的(De)2个(Ge)排(Pai)泄(Xie)孔(Kong)。(?)内(Nei)侧(Ce)管(Guan)板(Ban)2背(Bei)面(Mian)（(?)与(Yu)壳(Ke)体(Ti)焊(Han)接(Jie)面(Mian)）(?)有(You)12个(Ge)拉(La)杆(Gan)螺(Luo)孔(Kong)。(?)外(Wai)侧(Ce)管(Guan)板(Ban)1和(He)内(Nei)侧(Ce)管(Guan)板(Ban)1组(Zu)成(Cheng)第(Di)1组(Zu)双(Shuang)管(Guan)板(Ban),外(Wai)侧(Ce)管(Guan)板(Ban)2和(He)内(Nei)侧(Ce)管(Guan)板(Ban)2组(Zu)成(Cheng)第(Di)2组(Zu)双(Shuang)管(Guan)板(Ban)。(?)（(?)1）(?)双(Shuang)管(Guan)板(Ban)间(Jian)距(Ju)隔(Ge)离(Li)腔(Qiang)不(Bu)与(Yu)管(Guan)程(Cheng)、(?)壳(Ke)程(Cheng)相(Xiang)连(Lian)通(Tong),不(Bu)承(Cheng)受(Shou)介(Jie)质(Zhi)压(Ya)力(Li),但(Dan)承(Cheng)受(Shou)设(She)备(Bei)的(De)机(Ji)械(Xie)载(Zai)荷(He)与(Yu)热(Re)载(Zai)荷(He)。(?)隔(Ge)离(Li)腔(Qiang)的(De)承(Cheng)载(Zai)能(Neng)（(?)推(Tui)荐(Jian)：(?)太(Tai)阳(Yang)能(Neng)）(?)力(Li)主(Zhu)要(Yao)取(Qu)决(Jue)于(Yu)双(Shuang)管(Guan)板(Ban)间(Jian)距(Ju)。(?)对(Dui)固(Gu)定(Ding)式(Shi)双(Shuang)管(Guan)板(Ban)进(Jin)行(Xing)壳(Ke)程(Cheng)水(Shui)压(Ya)试(Shi)验(Yan)时(Shi),内(Nei)侧(Ce)管(Guan)板(Ban)与(Yu)换(Huan)热(Re)管(Guan)连(Lian)接(Jie)处(Chu)可(Ke)能(Neng)存(Cun)在(Zai)泄(Xie)漏(Lou),故(Gu)在(Zai)确(Que)定(Ding)双(Shuang)管(Guan)板(Ban)间(Jian)距(Ju)时(Shi)必(Bi)须(Xu)考(Kao)虑(Lu)观(Guan)察(Cha)、(?)检(Jian)漏(Lou)所(Suo)需(Xu)要(Yao)的(De)zui小(Xiao)空(Kong)间(Jian)。(?)图(Tu)样(Yang)中(Zhong)的(De)双(Shuang)管(Guan)板(Ban)间(Jian)距(Ju)为(Wei)13mm,根(Gen)据(Ju)制(Zhi)造(Zao)经(Jing)验(Yan),将(Jiang)其(Qi)调(Diao)整(Zheng)为(Wei)50mm。(?)

（(?)2）(?)双(Shuang)管(Guan)板(Ban)换(Huan)热(Re)器(Qi)内(Nei)侧(Ce)管(Guan)板(Ban)管(Guan)孔(Kong)的(De)胀(Zhang)管(Guan)槽(Cao)尺(Chi)寸(Cun)内(Nei)侧(Ce)管(Guan)板(Ban)与(Yu)换(Huan)热(Re)管(Guan)的(De)连(Lian)接(Jie)质(Zhi)量(Liang)是(Shi)双(Shuang)管(Guan)板(Ban)结(Jie)构(Gou)换(Huan)热(Re)器(Qi)制(Zhi)造(Zao)的(De)关(Guan)键(Jian),而(?)拉(La)脱(Tuo)力(Li)与(Yu)密(Mi)封(Feng)性(Xing)能(Neng)是(Shi)衡(Heng)量(Liang)接(Jie)头(Tou)连(Lian)接(Jie)质(Zhi)量(Liang)的(De)主(Zhu)要(Yao)指(Zhi)标(Biao)。(?)在(Zai)GB151-1999《(?)管(Guan)壳(Ke)式(Shi)换(Huan)热(Re)器(Qi)》(?)中(Zhong),胀(Zhang)管(Guan)槽(Cao)的(De)宽(Kuan)度(Du)规(Gui)定(Ding)为(Wei)3mm,但(Dan)也(Ye)指(Zhi)出(Chu),根(Gen)据(Ju)不(Bu)同(Tong)的(De)胀(Zhang)接(Jie)方(Fang)法(Fa)可(Ke)以(Yi)适(Shi)当(Dang)修(Xiu)改(Gai)。(?)图(Tu)样(Yang)中(Zhong)内(Nei)侧(Ce)管(Guan)板(Ban)管(Guan)孔(Kong)的(De)胀(Zhang)管(Guan)槽(Cao)宽(Kuan)度(Du)是(Shi)3mm,深(Shen)度(Du)是(Shi)0.5mm,第(Di)1道(Dao)胀(Zhang)管(Guan)槽(Cao)距(Ju)管(Guan)板(Ban)端(Duan)面(Mian)8mm,第(Di)2道(Dao)胀(Zhang)管(Guan)槽(Cao)的(De)尺(Chi)寸(Cun)链(Lian)为(Wei)8mm 3mm 6mm 3mm。(?)根(Gen)据(Ju)液(Ye)压(Ya)胀(Zhang)接(Jie)经(Jing)验(Yan)和(He)胀(Zhang)管(Guan)试(Shi)验(Yan),胀(Zhang)管(Guan)槽(Cao)深(Shen)度(Du)仍(Reng)定(Ding)为(Wei)0.5mm,但(Dan)将(Jiang)胀(Zhang)管(Guan)槽(Cao)的(De)宽(Kuan)度(Du)调(Diao)整(Zheng)为(Wei)5mm。(?)第(Di)2道(Dao)胀(Zhang)管(Guan)槽(Cao)的(De)尺(Chi)寸(Cun)链(Lian)调(Diao)整(Zheng)为(Wei)13mm 5mm 10mm 5mm。(?)

（(?)3）(?)管(Guan)子(Zi)伸(Shen)出(Chu)管(Guan)板(Ban)面(Mian)长(Chang)度(Du)图(Tu)样(Yang)中(Zhong)管(Guan)子(Zi)伸(Shen)出(Chu)管(Guan)板(Ban)面(Mian)的(De)长(Chang)度(Du)是(Shi)1mm,符(Fu)合(He)GB151-1999的(De)规(Gui)定(Ding)。(?)而(?)国(Guo)外(Wai)进(Jin)口(Kou)用(Yong)于(Yu)高(Gao)温(Wen)、(?)高(Gao)压(Ya)、(?)易(Yi)燃(Ran)、(?)有(You)毒(Du)或(Huo)较(Jiao)强(Qiang)腐(Fu)蚀(Shi)性(Xing)等(Deng)介(Jie)质(Zhi)的(De)换(Huan)热(Re)器(Qi),管(Guan)子(Zi)伸(Shen)出(Chu)管(Guan)板(Ban)面(Mian)的(De)长(Chang)度(Du)普(Pu)遍(Bian)为(Wei)4～(?)5mm。(?)结(Jie)合(He)制(Zhi)造(Zao)尿(Niao)素(Su)装(Zhuang)置(Zhi)换(Huan)热(Re)器(Qi)的(De)经(Jing)验(Yan)以(Yi)及(Ji)换(Huan)热(Re)管(Guan)的(De)特(Te)点(Dian),将(Jiang)管(Guan)子(Zi)伸(Shen)出(Chu)管(Guan)板(Ban)面(Mian)的(De)长(Chang)度(Du)调(Diao)整(Zheng)为(Wei)3～(?)4mm。(?)采(Cai)用(Yong)氩(Ya)弧(Hu)焊(Han)焊(Han)接(Jie)2层(Ceng),管(Guan)壁(Bi)不(Bu)允(Yun)许(Xu)过(Guo)烧(Shao)或(Huo)焊(Han)通(Tong),且(Qie)管(Guan)头(Tou)不(Bu)能(Neng)有(You)咬(Yao)边(Bian),保(Bao)持(Chi)管(Guan)端(Duan)圆(Yuan)整(Zheng)无(Wu)缺(Que)。(?)

（(?)4）(?)管(Guan)板(Ban)与(Yu)管(Guan)子(Zi)硬(Ying)度(Du)差(Cha)液(Ye)压(Ya)胀(Zhang)接(Jie)会(Hui)使(Shi)换(Huan)热(Re)管(Guan)发(Fa)生(Sheng)塑(Su)性(Xing)变(Bian)形(Xing),管(Guan)板(Ban)产(Chan)生(Sheng)弹(Dan)性(Xing)变(Bian)形(Xing)。(?)而(?)胀(Zhang)接(Jie)目(Mu)的(De)是(Shi)为(Wei)了(Liao)让(Rang)换(Huan)热(Re)管(Guan)与(Yu)管(Guan)板(Ban)之(Zhi)间(Jian)获(Huo)得(De)足(Zu)够(Gou)的(De)残(Can)余(Yu)接(Jie)触(Chu)应(Ying)力(Li)。(?)因(Yin)此(Ci),管(Guan)板(Ban)材(Cai)料(Liao)的(De)屈(Qu)服(Fu)强(Qiang)度(Du)与(Yu)硬(Ying)度(Du)必(Bi)须(Xu)大(Da)于(Yu)换(Huan)热(Re)管(Guan)材(Cai)料(Liao)的(De)屈(Qu)服(Fu)强(Qiang)度(Du)与(Yu)硬(Ying)度(Du)。(?)保(Bao)持(Chi)管(Guan)板(Ban)与(Yu)管(Guan)子(Zi)之(Zhi)间(Jian)一(Yi)定(Ding)的(De)硬(Ying)度(Du)差(Cha)是(Shi)改(Gai)善(Shan)胀(Zhang)接(Jie)质(Zhi)量(Liang)的(De)重(Zhong)要(Yao)途(Tu)径(Jing)之(Zhi)一(Yi),通(Tong)常(Chang)将(Jiang)硬(Ying)度(Du)差(Cha)控(Kong)制(Zhi)在(Zai)HB30左(Zuo)右(You)。(?)