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泵选型原则及操作
来源:http://test.hfduoyi.com2017/3/5 22:57:37

YI、BENGXUANXINGYUANZE:

皇冠即时比分1、SHISUOXUANBENGDEXINGSHIHEXINGNENGFUHEZHUANGZHILIULIANG、YANGCHENG、YALI、WENDU、QISHILIULIANG、XICHENGDENGGONGYICANSHUDEYAOQIU。

皇冠即时比分2、BIXUMANZUJIEZHITEXINGDEYAOQIU。

对输送易燃、易爆有毒或贵重介质的泵,要求轴封可靠或采用无泄漏泵,如磁力泵隔膜泵屏蔽泵

对输送腐蚀性介质的泵,要求对流部件采用耐腐蚀性材料,如AFB不锈钢耐腐蚀泵,CQF工程塑料磁力驱动泵

DUISHUSONGHANGUTIKELIJIEZHIDEBENG,YAOQIUDUILIUBUJIANCAIYONGNAIMOCAILIAO,BIYAOSHIZHOUFENGYONGCAIYONGQINGJIEYETICHONGXI。

3、JIXIEFANGMIANKEKAOXINGGAO、ZAOSHENGDI、ZHENDONGXIAO。

皇冠即时比分4、JINGJISHANGYAOZONGHEKAOLVDAOSHEBEIFEI、YUNZHUANFEI、WEIXIUFEIHEGUANLIFEIDEZONGCHENGBENYOUYUEDI。

5、离心泵具有转速高、体积小、重量轻、效率高、流量大、结构简单、输液无脉动、性能平稳、容易操作和维修方便等特点。

YINCICHUYIXIAQINGKUANGWAI,YINGJINKENENGXUANYONGLIXINBENG:

a、YOUJILIANGYAOQIUSHI,XUANYONGJILIANGBENG

b、扬程要求很高,流量很小且无合适小流量高扬程离心泵可选用时,可选用往复泵,如汽蚀要求不高时也可选用旋涡泵

c、YANGCHENGHENDI,LIULIANGHENDASHI,KEXUANYONGZHOULIUBENGHEHUNLIUBENG。

d、介质粘度较大(大于650~1000m㎡/s)时,可考虑选用转子泵或往复泵(齿轮泵螺杆泵)

皇冠即时比分e、JIEZHIHANQILIANG75%,LIULIANGJIAOXIAOQIEZHANDUXIAOYU37.4m㎡/sSHI,KEXUANYONGXUANWOBENG。

f、对启动频繁或灌泵不便的场合,应选用具有自吸性能的泵,如自吸式离心泵、自吸式漩涡泵、气动(电动)隔膜泵。


ER、BENGXUANXINGDEJIBENYIJU:

皇冠即时比分BENGXUANXINGYIJU,YINGGENJUGONGYILIUCHENG,JIPAISHUIYAOQIU,CONGWUGEFANGMIANJIAYIKAOLV,JIYETISHUSONGLIANG、ZHUANGZHIYANGCHENG、YETIXINGZHI、GUANLUBUZHIYIJICAOZUOYUNZHUANTIAOJIANDENG

皇冠即时比分1、LIULIANGSHIXUANBENGDEZHONGYAOXINGNENGSHUJUZHIYI,TAZHIJIEGUANXIDAOZHENGGEZHUANGZHIDEDESHENGCHANNENGLIHESHUSONGNENGLI。RUSHEJIYUANGONGYISHEJIZHONGNENGSUANCHUBENGZHENGCHANG、YOUYUEXIAO、YOUYUEDASANZHONGLIULIANG。XUANZEBENGSHI,YIYOUYUEDALIULIANGWEIYIJU,JIANGUZHENGCHANGLIULIANG,ZAIMEIYOUYOUYUEDALIULIANGSHI,TONGCHANGKEQUZHENGCHANGLIULIANGDE1.1BEIZUOWEIYOUYUEDALIULIANG。

2、ZHUANGZHIXITONGSUOXUDEYANGCHENGSHIXUANBENGDEYOUYIZHONGYAOXINGNENGSHUJU,YIBANYAOYONGFANGDA5%—10%YULIANGHOUYANGCHENGLAIXUANXING。

3、YETIXINGZHI,BAOKUOYETIJIEZHIMINGCHENG,WULIXINGZHI,HUAXUEXINGZHIHEQITAXINGZHI,WULIXINGZHIYOUWENDUcMIDUd,ZHANDUu,JIEZHIZHONGGUTIKELIZHIJINGHEQITIDEHANLIANGDENG,ZHEISHEJIDAOXITONGDEYANGCHENG,YOUXIAOQISHIYULIANGJISUANHEHESHIBENGDELEIXING:HUAXUEXINGZHI,ZHUYAOZHIYETIJIEZHIDEHUAXUEFUSHIXINGHEDUXING,SHIXUANYONGBENGCAILIAOHEXUANYONGNEIYIZHONGZHOUFENGXINGSHIDEZHONGYAOYIJU。

4、ZHUANGZHIXITONGDEGUANLUBUZHITIAOJIANZHIDESHISONGYEGAODUSONGYEJULISONGYEZOUXIANG,XIRUCEYOUYUEDIYEMIAN,PAICHUCEYOUYUEGAOYEMIANDENGYIXIESHUJUHEGUANDAOGUIGEJIQIZHANGDU、CAILIAO、GUANJIANGUIGE、SHULIANGDENG,YIBIANJINXINGXISHUYANGCHENGJISUANHEQISHIYULIANGDEXIAOHE。

5、CAOZUOTIAOJIANDENEIRONGHENDUO,RUYETIDECAOZUOTBAOHEZHENGQILIP、XIRUCEYALIPS(JUEDUI)、PAICHUCERONGQIYALIPZ、HAIBAGAODU、HUANJINGWENDUCAOZUOSHIJIANXIDEHAISHILIANXUDE、BENGDEWEIZHISHIGUDINGDEHAISHIKEYIDE。

SAN、XUANBENGDEJUTICAOZUO:

皇冠即时比分1、GENJUZHUANGZHIDEBUZHI、DIXINGTIAOJIAN、SHUIWEITIAOJIAN、YUNZHUANTIAOJIAN,QUEDINGXUANZEWOSHI、LISHIHEQITAXINGSHI(GUANDAOSHI、QIANSHUISHI、YEXIASHI、WUDUSAISHI、ZIXISHI、CHILUNSHIDENG)DEBENG。

2、根据液体介质性质,确定清水泵热水泵还是油泵化工泵或耐腐蚀泵或杂质泵,或者采用无堵塞泵。

ANZHUANGZAIBAOZHAQUYUDEBENG,YINGGENJUBAOZHAQUYUDENGJI,CAIYONGXIANGYINGDEFANGBAODIANDONGJI。

3、根据流量大小,确定选单吸泵还是双吸泵;根据扬程高低,选单级泵还是多级泵,高转速泵还是低转速泵(空调泵)、多级泵效率比单级泵低,如选单级泵和多级泵同样都能用时,首先选用单级泵。

4、QUEDINGBENGDEJUTIXINGHAO

皇冠即时比分QUEDINGXUANYONGSHENMEXILIEDEBENGHOU,JIUKEANYOUYUEDALIULIANG,(ZAIMEIYOUYOUYUEDALIULIANGSHI,TONGCHANGKEQUZHENGCHANGLIULIANGDE1.1BEIZUOWEIYOUYUEDALIULIANG),QUFANGDA5%—10%YULIANGHOUDEYANGCHENGZHEILIANGGEXINGNENGDEZHUYAOCANSHU,ZAIXINGPUTUHUOZHEXILIETEXINGQUXIANSHANGQUEDINGJUTIXINGHAO。CAOZUORUXIA:

皇冠即时比分LIYONGBENGTEXINGQUXIAN,ZAIHENGZUOBIAOSHANGZHAODAOSUOXULIULIANGZHI,ZAIZONGZUOBIAOSHANGZHAODAOSUOXUYANGCHENGZHI,CONGLIANGZHIFENBIEXIANGSHANGHEXIANGYOUYINCHUIXIANHUOSHUIPINGXIAN,LIANGXIANJIAODIANZHENGHAOLUOZAITEXINGQUXIANSHANG,ZEGAIBENGJIUSHIYAOXUANDEBENG,DANSHIZHEIZHONGLIXIANGQINGKUANGYIBANHENSHAO,TONGCHANGHUIPENGSHANGXIALIELIANGZHONGQINGKUANG:

DIYIZHONG:JIAODIANZAITEXINGQUXIANSHANGFANG,ZHEISHUOMINGLIULIANGMANZUYAOQIU,DANYANGCHENGBUGOU,CISHI,RUOYANGCHENGXIANGCHABUDUO,HUOXIANGCHA5%ZUOYOU,RENGKEXUANYONG,RUOYANGCHENGXIANGCHAHENDUO,ZEXUANYANGCHENGJIAODADEBENG。HUOSHEFAJIANXIAOGUANLUZULISUNSHI。

皇冠即时比分DIERZHONG:JIAODIANZAITEXINGQUXIANXIAFANG,ZAIBENGTEXINGQUXIANSHANZHUANGTIXINGFANWEINEI,JIUCHUBUDINGXIACIXINGHAO,RANHOUGENJUYANGCHENGXIANGCHADUOSHAO,LAIJUEDINGSHIFOUQIEGEYELUNZHIJING,

RUOYANGCHENGXIANGCHAHENXIAO,JIUBUQIEGE,RUOYANGCHENGXIANGCHAHENDA,JIUANSUOXUQ、H,GENJUQInsHEQIEGEGONGSHI,QIEGEYELUNZHIJING,RUOJIAODIANBULUOZAISHANZHUANGTIXINGFANWEINEI,YINGXUANYANGCHENGJIAOXIAODEBENG。XUANBENGSHI,YOUSHIXUKAOLVSHENGCHANGONGYIYAOQIU,XUANYONGBUTONGXINGZHUANGQ-HTEXINGQUXIAN。

5、BENGXINGHAOQUEDINGHOU,DUISHUIBENGHUOSHUSONGJIEZHIDEWULIHUAXUEJIEZHIJINSISHUIDEBENG,XUZAIDAOYOUGUANCHANPINMULUHUOYANGBENSHANG,GENJUGAIXINGHAOXINGNENGBIAOHUOXINGNENGQUXIANJINXINGXIAOGAI,KANZHENGCHANGGONGZUODIANSHIFOULUOZAIGAIBENGYOUXIANGONGZUOQU,YOUXIAONPSHSHIFOUDAYU(NPSH)。YEKEFANGUOLAIYINPSHXIAOGAIJIHEANZHUANGGAODU

6、DUIYUSHUSONGZHANDUDAYU20m㎡/sDEYETIBENG(HUOMIDUDAYU1000kg/m3),YIDINGYAOBAYISHUISHIYANBENGTEXINGQUXIANHUANSUANCHENGGAIZHANDU(HUOZHEGAIMIDUXIA)DEXINGNENGQUXIAN,TEBIEYAODUIXIRUXINGNENGHESHURUGONGLVJINXINGRENZHENJISUANHUOJIAOHE。

7、QUEDINGBENGDETAISHUHEBEIYONGLV:

DUIZHENGCHANGYUNZHUANDEBENG,YIBANZHIYONGYITAI,YINWEIYITAIDABENGYUBINGLIANGONGZUODELIANGTAIXIAOBENGXIANGDANG,(ZHIYANGCHENG、LIULIANGXIANGTONG),DABENGXIAOLVGAOYUXIAOBENG,GUCONGJIENENGJIAODUJIANGNINGKEXUANYITAIDABENG,ERBUYONGLIANGTAIXIAOBENG,DANYUYOUXIALIEQINGKUANGSHI,KEKAOLVLIANGTAIBENGBINGLIANHEZUO:

皇冠即时比分LIULIANGHENDA,YITAIBENGDABUDAOCILIULIANG。

DUIYUXUYAOYOU50%DEBEIYONGLVDAXINGBENG,KEGAILIANGTAIJIAOXIAODEBENGGONGZUO,LIANGTAIBEIYONG(GONGSANTAI)

DUIMOUXIEDAXINGBENG,KEXUANYONG70%LIULIANGYAOQIUDEBENGBINGLIANCAOZUO,BUYONGBEIYONGBENG,ZAIYITAIBENGJIANXIUSHI,LINGYITAIBENGRENGRANCHENGDAN SHENGCHANSHANG70%DESHUSONG。

DUIXU24XIAOSHILIANXUBUTINGYUNZHUANDEBENG,YINGBEIYONGSANTAIBENG,YITAIYUNZHUAN,YITAIBEIYONG,YITAIWEIXIU。

8、YIBANQINGKUANGXIA,KEHUKETIJIAOQI“XUANBENGDEJIBENTIAOJIAN”,YOUWOSIJIYUXUANXINGHUOZHETUIJIANGENGHAODEBENGCHANPIN。RUGUOSHEJIYUANZAISHEJIZHUANGZHISHEBEISHI,DUIBENGDEXINGHAOYIJINGQUEDING,ANSHEJIYUANYAOQIUPEIZHI。

ZHUANZAIQINGZHUMING:


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