防(Fang)爆(Bao)电(Dian)磁(Ci)阀(Fa)的(De)适(Shi)用(Yong)性(Xing)

防(Fang)爆(Bao)电(Dian)磁(Ci)阀(Fa)的(De)适(Shi)用(Yong)性(Xing)

1、(?)管(Guan)道(Dao)参(Can)数(Shu)

1）(?)根(Gen)据(Ju)介(Jie)质(Zhi)流(Liu)向(Xiang)要(Yao)求(Qiu)及(Ji)管(Guan)道(Dao)连(Lian)接(Jie)方(Fang)式(Shi)选(Xuan)择(Ze)阀(Fa)门(Men)通(Tong)口(Kou)及(Ji)型(Xing)号(Hao)；(?)

2）(?)根(Gen)据(Ju)流(Liu)量(Liang)和(He)阀(Fa)门(Men)Kv值(Zhi)选(Xuan)定(Ding)公(Gong)称(Cheng)通(Tong)径(Jing)，(?)也(Ye)可(Ke)选(Xuan)同(Tong)管(Guan)道(Dao)内(Nei)径(Jing)；(?)

3）(?)工(Gong)作(Zuo)压(Ya)差(Cha)：(?)低(Di)工(Gong)作(Zuo)压(Ya)差(Cha)在(Zai)0.04Mpa以(Yi)上(Shang)是(Shi)可(Ke)选(Xuan)用(Yong)间(Jian)接(Jie)先(Xian)导(Dao)式(Shi)；(?)低(Di)工(Gong)作(Zuo)压(Ya)差(Cha)接(Jie)近(Jin)或(Huo)小(Xiao)于(Yu)零(Ling)的(De)必(Bi)须(Xu)选(Xuan)用(Yong)直(Zhi)动(Dong)式(Shi)或(Huo)分(Fen)步(Bu)直(Zhi)接(Jie)式(Shi)。(?)

2、(?)环(Huan)境(Jing)条(Tiao)件(Jian)

1）(?)环(Huan)境(Jing)的(De)高(Gao)和(He)低(Di)温(Wen)度(Du)应(Ying)选(Xuan)在(Zai)允(Yun)许(Xu)范(Fan)围(Wei)之(Zhi)内(Nei)；(?)

2）(?)环(Huan)境(Jing)中(Zhong)相(Xiang)对(Dui)湿(Shi)度(Du)高(Gao)及(Ji)有(You)水(Shui)滴(Di)雨(Yu)淋(Lin)等(Deng)场(Chang)合(He)，(?)应(Ying)选(Xuan)防(Fang)水(Shui)电(Dian)磁(Ci)阀(Fa)；(?)

3）(?)环(Huan)境(Jing)中(Zhong)经(Jing)常(Chang)有(You)振(Zhen)动(Dong)，(?)颠(Dian)簸(Bo)和(He)冲(Chong)击(Ji)等(Deng)场(Chang)合(He)应(Ying)选(Xuan)特(Te)殊(Shu)品(Pin)种(Zhong)，(?)例(Li)如(Ru)船(Chuan)用(Yong)电(Dian)磁(Ci)阀(Fa)；(?)

4）(?)在(Zai)有(You)腐(Fu)蚀(Shi)性(Xing)或(Huo)爆(Bao)炸(Zha)性(Xing)环(Huan)境(Jing)中(Zhong)的(De)使(Shi)用(Yong)应(Ying)优(You)先(Xian)根(Gen)据(Ju)安(An)全(Quan)性(Xing)要(Yao)求(Qiu)选(Xuan)用(Yong)耐(Nai)发(Fa)蚀(Shi)型(Xing)；(?)

5）(?)环(Huan)境(Jing)空(Kong)间(Jian)若(Ruo)受(Shou)限(Xian)制(Zhi)，(?)需(Xu)选(Xuan)用(Yong)多(Duo)功(Gong)能(Neng)电(Dian)磁(Ci)阀(Fa)，(?)因(Yin)其(Qi)省(Sheng)去(Qu)了(Liao)旁(Pang)路(Lu)及(Ji)三(San)只(Zhi)手(Shou)动(Dong)阀(Fa)且(Qie)便(Bian)于(Yu)在(Zai)线(Xian)维(Wei)修(Xiu)。(?)

3、(?)介(Jie)质(Zhi)特(Te)性(Xing)

1）(?)质(Zhi)气(Qi)，(?)液(Ye)态(Tai)或(Huo)混(Hun)合(He)状(Zhuang)态(Tai)分(Fen)别(Bie)选(Xuan)用(Yong)不(Bu)同(Tong)品(Pin)种(Zhong)的(De)电(Dian)磁(Ci)阀(Fa)；(?)

2）(?)介(Jie)质(Zhi)温(Wen)度(Du)不(Bu)同(Tong)规(Gui)格(Ge)产(Chan)品(Pin)，(?)否(Fou)则(Ze)线(Xian)圈(Quan)会(Hui)烧(Shao)掉(Diao)，(?)密(Mi)封(Feng)件(Jian)老(Lao)化(Hua)，(?)严(Yan)重(Zhong)影(Ying)响(Xiang)寿(Shou)命(Ming)命(Ming)；(?)

3）(?)介(Jie)质(Zhi)粘(Zhan)度(Du)，(?)通(Tong)常(Chang)在(Zai)50cSt以(Yi)下(Xia)。(?)若(Ruo)超(Chao)过(Guo)此(Ci)值(Zhi)，(?)通(Tong)径(Jing)大(Da)于(Yu)15mm时(Shi)，(?)用(Yong)多(Duo)功(Gong)能(Neng)电(Dian)磁(Ci)阀(Fa)；(?)通(Tong)径(Jing)小(Xiao)于(Yu)15mm时(Shi)，(?)用(Yong)高(Gao)粘(Zhan)度(Du)电(Dian)磁(Ci)阀(Fa)。(?)

4）(?)介(Jie)质(Zhi)清(Qing)洁(Jie)度(Du)不(Bu)高(Gao)时(Shi)都(Du)应(Ying)在(Zai)电(Dian)磁(Ci)阀(Fa)前(Qian)配(Pei)装(Zhuang)反(Fan)冲(Chong)过(Guo)滤(Lu)阀(Fa)，(?)压(Ya)力(Li)低(Di)时(Shi)，(?)可(Ke)选(Xuan)用(Yong)直(Zhi)动(Dong)膜(Mo)片(Pian)式(Shi)电(Dian)磁(Ci)阀(Fa)；(?)

5）(?)介(Jie)质(Zhi)若(Ruo)是(Shi)定(Ding)向(Xiang)流(Liu)通(Tong)，(?)且(Qie)不(Bu)允(Yun)许(Xu)倒(Dao)流(Liu)，(?)需(Xu)用(Yong)双(Shuang)向(Xiang)流(Liu)通(Tong)；(?)

6）(?)介(Jie)质(Zhi)温(Wen)度(Du)应(Ying)选(Xuan)在(Zai)电(Dian)磁(Ci)阀(Fa)允(Yun)许(Xu)范(Fan)围(Wei)之(Zhi)内(Nei)。(?)