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高温安全阀的阐述和管道布置设计的要点
1.WEIBAOZHANGANQUAN,ZAIZUANJINGBENGDEPAIKOUCHUZHUANGYOUANQUANZHUANGZHI,JIANQUANFA,JIANGBENGDEJIXIANYALIKONGZHIZAIYUNXUDEFANWEINEI;
2. WOGONGSISHEJIZHIZAODEGAOYAANQUANFA,CAIYONGYOUZHIHEJINJIGOUGANGDUANZAOERCHENG。TASHIYIZHONGBAOHUSHEBEIJIRENSHENANQUANDEZHUANGZHI,TONGCHANGANZHUANGZAIGUJING、YALIEBENG、GAOYAZUOYEGUANXIAN、YALIRONGQIYIJIZAIGAOYAGAOLIULIANGTIAOJIANXIAZUOYEDESHEBEISHANG。
3.GAOYAANQUANFAZHUYAOTONGGUODIAOJIEDINGBUDELUOMAOJINXINGZUOYONGYUFAZUODANLIDEDIAOJIE。DANGBENGYAHUOGUANLUYALICHAOGUOYUXIANSHEDINGDEYALIZHISHI,ANQUANFAZIDONGDAKAIXIEYA,XIEYADAOZHENGCHANGZHISHI,FAGANZAIDANHUANGDEZUOYONGXIAFUWEI,SHIFAGUANBI。
4.GAOYAANQUANYILIUFALENGGONGZUOYALICONG42Mpa(6000psi)RENYIDIAOJIEDAO105Mpa(15000psi)。KETIGONGCHANGWEN、DIWENJIHANLIUQITITIAOJIANXIASHIYONGDEANQUANFAJIXIULIBAO。
YI、ANQUANFAYINGZHILIANZHUANGBINGKAOJINBEIBAOHUDESHEBEIHUOGUANDAO。RUBUNENGKAOJINBUZHI,ZECONGBEIBAOHUDESHEBEIHUOGUANDAODAOANQUANFARUKOUDEGUANDAOZONGYAJIANG,BUYINGCHAOGUOANQUANFADINGYAZHIDE3%。
ER、ANQUANFAYISHEZHIJIANXIUPINGTAI。BUZHIZHONGLIANGDADEANQUANFASHIYAOKAOLVANQUANFACHAIXIEHOUDIAOZHUANGDEKENENG,BIYAOSHIYINGSHEDIAOGAN。
SAN、ANQUANFARUKOUGUANDAOYINGCAIYONGZHANGBANJINGWANTOU。
SI、ANQUANFACHUKOUGUANDAODESHEJIYINGKAOLVBEIYABUCHAOGUOANQUANFADINGYADEYIDINGZHI。DUIYUPUTONGXINGDANHUANGSHIANQUANFA,QIBEIYABUCHAOGUOANQUANFADINGYAZHIDE10%。
WU、DANGPAIRUFANGKONGZONGGUANHUOQUHUOJUZONGGUANDEJIEZHIDAIYOUNINGYEHUOKELENGNINGQITISHI,ANQUANFADECHUKOUYINGGAOYUZONGGUAN;FOUZE,YINGCAIQUPAIYECUOSHI。
LIU、PAIRUMIBIXITONGDEANQUANFACHUKOUGUANDAOYINGSHUNJIEZHILIUXIANG45°XIEJIEZAIPAIFANGZONGGUANDEDINGBU,YIMIANZONGGUANNEIDENINGYEDAOLIURUZHIGUAN,BINGKEJIANSHAOANQUANFABEIYA。
七、当安全阀进出口管道上设有切断阀时,应选用单闸板闸阀,并铅封开,阀杆应水平安装,以免阀杆和阀板连接的销钉腐蚀或松动时,阀板下滑。当安全阀设有旁路阀时,该阀应铅封关。