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大口径电磁流量计安装,大口径电磁流量计选型

来源:作者:发表时间:2018-06-30 10:10:00

 

        大口径电磁流量计吉林快3的口径可达3000mm,对于超大口径的电磁流量计的安装要比小口径的安装麻烦的多,为保证流量计能正确计量,仪器仪表技术人员对超大口径电磁流量计的安装应注意的事项提供给用户,予以参考。 

大口径电磁流量计

YI、ANZHUANGGONGYIDEGUANJIANKONGZHIDIAN XIANCHANGANZHUANGGUOCHENGZHONG,WEILEBUYINGXIANGJILIANGXITONGDEJIANCEJINGDU,BIXUYANGEMANZUXIASHUGONGYIYAOQIU。

 

 1、DIANJIZHOUXIANBAOCHISHUIPING。DIANCILIULIANGJICHUANGANQIANZHUANGSHI,2GEDIANJIDEZHOUXIANBIXUZAISHUIPINGFANGXIANGSHANG。

 

吉林快3 2、BEICEJIEZHICHONGMANCELIANGGUAN。CELIANGGUANNEIBAOZHENGCHONGMANSHUI,BUNENGYOUFEIMANGUANHUOYOUQIPAOJUJIZAICELIANGGUANZHONGDEXIANXIANG。 

 

3、MANZULIUDONGFANGXIANGYUZHIGUANDUANYAOQIU。CHUANGANQISHANGJIANTOUSUOZHIDEFANGXIANGWEIJIEZHILIUDONGDEZHENGFANGXIANG;CHAODAKOUJINGDIANCILIULIANGJI(CHUANGANQIYUZHUANHUANQIFENTIANZHUANG)SHEJIJUNANZHUANGZAIGUANDAODELIULIANGJIJINGNEI。WEILEBAOZHENGJILIANGZHUNQUE,BIXUBAOZHENGLIULIANGJIQIAN10D/HOU2DZHIGUANDUANYAOQIU(DWEIGONGCHENGZHIJING)。 

 

二、大口径电磁流量计安装过程的工艺质量 

 

吉林快31、CHUANGANQIYUSHENSUOJIEDEZUZHUANG ANCHUANGANQISHANGDEJIANTOUZAILIULIANGJIDEXIAYOUCEANZHUANGJIEDIHUANJISHENSUOJIE,BINGJIANGSHENSUOJIEYUDIAOJIEWEIZUIDUANZHUANGTAI。 

 

吉林快32、LIULIANGJIJINGNEIDUANKOU LIULIANGJIJINGNEIDUANKOUBUZHOURUXIA: (1)QUERENANZHUANGCHUANGANQIDUANKOUBUWEI,JINGQUECELIANGDUANGUANCHICUN(ANSHENSUOJIESHENZHANHOUCHICUN)。 (2)GUANDAODUANKOUQUKAITIANCHUANG,JINRUGUANNEIZUOMIZIXINGGANGZHICHENG,QUEBAOGUANDAOYUANDU,FANGZHIDUANKOUHOUGUANDUANBIANXINGERYINGXIANGFALANANZHUANG。 (3)DUANKOUHOU,ZAILIANGCEGUANDUANYONGJIXIEFANGFACHULIPOKOU,DADAOHANJIEFALANYAOQIU。 

 

吉林快33、DIAOZHUANG ZUZHUANGHOUDECHUANGANQIJIASHENSUOJIE,ZONGZHONGYUE6t,XIANCHANGCAIYONG25tQICHEQIZHONGJIDIAOZHUANGJIUWEI。DIAOZHUANGJIUWEIHOU,DIAOJIESHIFANGSHENSUOJIE,ZAISHANGYOUFALANYUCHUANGANQIZHIJIANJIAZHUANGJIEDIHUAN、MIFENGDIAN,CHUANRULUOSHUANZHAOZHENGBINGJINGU;TONGYANGZAIXIAYOUFALANYUSHENSUOJIEZHIJIANJIAZHUANGMIFENGDIAN、CHUANRULUOSHUANBINGJINGU。 

 

4、 FALANHANJIE DIAOZHENGGUANDAOSHANGXIAYOUFALAN、JIEDIHUANHEMIFENGDIANDEWEIZHI,JINGULUOSHUAN,BINGDIANHANGUDING。CHAICHUSHANGXIAYOUFALANYUJINGULUOSHUAN,DIAOJIESHOUSUOSHENSUOJIE,SHISHANGXIAYOUFALANTUOLILIULIANGJIJISHENSUOJIE,FALANNEICELIUCHUSHIHANKONGJIAN。FALANNEIWAICAIYONGJIAOHANFENGFANGSHIHANJIESHANGXIAYOU2PIANFALAN。 

 

5、HANKOUWUSUNJIANCEYUFANGFUCHULI (1)JIANCEBIAOZHUNYUHEGEDENGJI SUOYOUFALANJIEKOUJIAOHANFENGXUJINXINGWUSUNJIANCE,CAIYONGDIANCITANSHANGFANGSHI,JIANCHABILIWEI100%。ZHILIANGYINGFUHEBIAOZHUNJB4730-2005DEERJIYAOQIU。RUOJIANCHACHUGUANDAOFALANDEHANFENGYOUCHAOBIAOQUEXIAN,YINGJISHICHULI,ZUIZHONGSHIFUJIANHEGE。RENHEHANFENGZHINENGXIUBUYICI。 (2)NEICEFANGFUFALANHANFENGWAI FALANDEGANGZHIGUANJIANNEIWAIFANGFUYUGANGGUANBENTICHULIFANGSHIXIANGTONG,FALANHANFENGWAIFANGFUTUSHUAGAIXINGLVHUANGHUAJUYIXIFANGFUTULIAO;FALANNEIFANGFUTULIAOWEIYINYONGSHUIJIWUDUHUANYANGTULIAO。NEIDUOCEJUNCAIYONGERDIERMIANTUCENG。 

 

6、CHUANGANQISHENSUOJIEZHENGTIJINGUDINGWEI SHANGXIAYOUFALANHANFENGJINGTANSHANGHEGEHOU,JINRUCHUANGANQISHENSUOJIEZHENGTIJINGUDINGWEIGONGXU。 (1)DIAOJIESHIFANGSHENSUOJIE,ZAISHANGYOUFALANYUCHUANGANQIZHIJIAN,JIAZHUANGJIEDIHUAN、MIFENGDIAN,CHUANRULUOSHUANBINGJINGU。 (2)ZAIXIAYOUFALANYUSHENSUOJIEZHIJIANJIAZHUANGMIFENGDIAN,CHUANRULUOSHUANBINGJINGU。 (3)ANDUICHENGFANGSHI,JINGUQUANBUFALANLUOSHUANBINGANZHUANGDINGWEICHUANGANQIYUSHENSUOJIE。 

 

吉林快37、XITONGSHUIYASHIYAN CHUANGANQIYUSHENSUOJIEZHENGTIANZHUANGJIESHUHOU,YINGSUISHUSHUIGUANDAOYITONGJINXINGSHUIYASHIYAN。SHIYANYALIWEI1.5BEIGONGZUOYALI。SHUIYASHIYANHEGEHOU,KEYITOURUYUNXING。

 

吉林快3SAN、DAKOUJINGDIANCILIULIANGJICELIANGGUANDAOJIEZHI

吉林快3ZAIDAKOUJINGDIANCILIULIANGJIZHONG,CELIANGGUANNEIDEDAODIANJIEZHIXIANGDANGYUFALADIlIZHONGDEDAODIANJINSHUGAN,SHANGXIALIANGDUANDELIANGGEDIANCIXIANQUANCHANSHENGHENGDINGCICHANG。DANGYOUDAODIANJIEZHILIUGUOSHIZEHUICHANSHENGGANYINGDIANYA。PEIDIANGELIQIGUANDAONEIBUDELIANGGEDIANJICELIANGCHANSHENGDEGANYINGDIANYA。CELIANGGUANDAOTONGGUOBUDAODIANDENEICHENXIANGJIAO,TEFULONGDENGSHIXIANYULIUTIHECELIANGDIANJIDEDIANCIGELI。

 

吉林快3SI、DAKOUJINGBIAOZHUNBIAODUIBIFA

ZAIDAKOUJINGLIULIANGJISUOZAIGUANDAOSHANGANZHUANGYIGEBIAOZHUNBIAO,TONGBUJILUZAIXIANLIULIANGJIHEBIAOZHUNBIAODELIULIANGYIHOUZHEZUOWEIBIAOZHUNZHI,JISUANZAIXIANLIULIANGJIDEWUCHAJINERDIAOZHENGZAIXIANLIULIANGJIXISHU,YIDADAOJIANCEXIAOZHUNZAIXIANLIULIANGJIDEMUDE。

 

五、大口径电磁流量计现场规范

ANZHUANGCHANGSUODEYAOQIU:1)CELIANGHUNHEXIANGLIUTISHI,XUANZEBUHUIGONGiQIXIANGFENLIDECHANGSUO.CELIANGSHUANGZUFENYETISHI,BIMIANZHUANGZAIHUNHESHANGWEIJUNYUNDEXIAYOU.CELIANGHUAXUEFANYINGGUANDAOSHI,YAOZHUANGZAIFANYINGCHONGFENWANCHENGDUANDEXIAYOU.2)JINKENENGBIMIANCELIANGGUANNEIBIANCHENGFUYA.3)XUANZEZHENDONGXIAODECHANGSUO,TEBIEDUIYITIXINGYIBIAO..4)BIMIANFUJINYOUDADIANJI、DABIANYAQIDENG,YIMIANYINQIDIANCICHANGGANRAO.5)YIYUSHIXIANCHUANGANQIDANDUJIEDIDECHANGSUO.6)JINKENENGBIKAIZHOUWEIHUANJINGYOUGAONONGDUFUSHIXINGQITI.7)HUANJINGWENDUZAIYI2 5/YI10YI50/600℃FANWEINEI,YITIXINGJIEGOUWENDUHAISHOUZHIYUDIANZIYUANQIJIAN,FANWEIYAOZHAIXIE.8)JINKENENGBIMIANSHOUYANGGUANGZHIZHAO。

LIU、DAKOUJINGDIANCILIULIANGJIXUANXING

型号

口径

 

SC-LDG

10~2600

 

 

代号

安装形式

 

Y

一体式

F

分体式

 

代号

转换器型号

ZA

圆形

ZB

方形(仅适用于分体式)

 

代号

供电形式

AC

(交流)220V AC 50Hz(90~245V AC 50Hz)

DC

(直流)24V DC (20~36V DC)

LD

锂电池供电(不带信号输出)

 

代号

输出信号(可多选)

 

I.4

4~20mA

 

f

频率 1KHz

 

Rs

串行通讯(485

 

H

HART协议

 

C

控制输出

 

 

 代号

防爆要求

 N

无防爆

 EX

防爆

 

代号

介质温度

T1

≤65

T2

≤120

T3

≤180(仅适用于分体式)

 

代号

内衬材质

NE

氯丁橡胶(≤65℃)

PVC

聚氯乙烯(≤70℃)

PU

聚氨酯 耐磨(≤80)

PTFE

聚四氟乙烯(≤180℃)

 

代号

电极材质

316L

不锈钢

HC

哈氏合金C

Ti

Ta

Pt

 

大口径电磁流量计流量范围:

内径( mm

10

15

20

25

32

40

50

65

Qmin(m3/h)

Qmax(m3/h)

0.0283

4.24

0.0636

9.54

0.12

16.96

0.176

26.5

0.29

43.42

0.452

67.85

0.7

106.0

1.19

179.0

内径( mm

80

100

125

150

200

250

300

350

Qmin(m3/h)

Qmax(m3/h)

1.8

271.0

2.28

424.0

4.41

662.0

6.36

954.0

11.3

1690

17.6

2650

25.4

3810

34.6

5190

内径( mm

400

450

500

550

600

700

800

900

Qmin(m3/h)

Qmax(m3/h)

45.2

6780

57.2

8570

77.6

10600

85.8

12800

101.0

15200

138.0

20700

180.0

27100

229.0

34300

内径( mm

1000

1100

1200

1400

1600

1800

2000

2200

Qmin(m3/h)

Qmax(m3/h)

282.0

42400

342.0

51300

407.0

61000

554.1

83121

732.7

108566

916.0

137404

1131.0

169635

1368.4

205258

 

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