12

mankhwala

Vavu Yoyandama ya Mpira Wapaipi ya Gasi

Nambala ya Model:

Kufotokozera Kwachidule:

GDF-5 valavu ya mpira ndi mtundu wa valavu yoyandama yomwe imalumikizidwa ndi flange.Itha kuyikidwa paokha papaipi kuti ingoyang'anira kutulutsa kwa gasi, mafuta ndi njira zina zoyendera;imathanso kukhala ndi mita yolumikizira kuti izindikire kuyeza kwamayendedwe komanso kuwongolera panjira yoyendera mapaipi.Lili ndi makhalidwe a ntchito yodalirika, nthawi yochepa yotsegula ndi yotseka, komanso kupanikizika kwakukulu kwa ntchito.Mosiyana ndi valavu yanthawi zonse yoyandama ya mpira, potulutsira mpweya wa mankhwalawa amatenga njira yopumira ndi ufulu wodziyimira pawokha.Valavu ya mpira yoyandama ya GDF-5 imayendetsedwa ndi injini yaying'ono, ndipo magawo onse amapangidwa motsatira mfundo za dziko.


Tsatanetsatane wa Zamalonda

Zolemba Zamalonda

Kuyika Malo

Vavu yoyandama ya mpira imatha kukhazikitsidwa papaipi ya gasi.

GDF (2)

Ubwino wa Zamalonda

Mawonekedwe a valve ya bomba la gasi ndi zabwino zake
1. Kuthamanga kwa ntchito ndi kwakukulu, ndipo valavu ikhoza kutsegulidwa ndi kutsekedwa mokhazikika mu malo ogwira ntchito a 0.4MPa;
2. Kutsegula kwa valve ndi nthawi yotseka ndi yaifupi, ndipo nthawi yotsegula ndi kutseka valve ndi yocheperapo kapena yofanana ndi 50s pansi pa malire ogwira ntchito 7.2V;
3. Palibe kutayika kwapanikizidwe, ndipo mapangidwe a zero-pressure loss structure ndi ma valve awiri ofanana ndi mapaipi awiri amatengedwa;
4. Ntchito yosindikiza ya valve yotseka ndi yabwino, ndipo chisindikizocho chimapangidwa ndi mphira wa nitrile wokhala ndi kutentha kwakukulu (60 ℃) ndi kutentha kochepa (-25 ℃).
5. Ndi kusintha kwa malire, imatha kuzindikira molondola momwe alili pa malo a valve yosinthira;
6. Valavu yotsekedwa imayenda bwino, popanda kugwedezeka komanso phokoso lochepa;
7. Bokosi la injini ndi gear zimasindikizidwa kwathunthu, ndipo mlingo wa chitetezo ndi ≥IP65, womwe umalepheretsa kuti sing'anga yopatsirana isalowemo, ndipo imakhala ndi ntchito yabwino yoteteza kuphulika;
8. Thupi la valve limapangidwa ndi aluminiyumu, lomwe limatha kupirira kupanikizika kwa 1.6MPa, kukana kugwedezeka ndi kugwedezeka, ndikusintha kumadera ovuta;
9. Pamwamba pa thupi la valve ndi anodized, yomwe imakhala yokongola komanso yoyera komanso imakhala ndi ntchito yabwino yotsutsa-kutu;

Malangizo Ogwiritsa Ntchito

1. Chingwe chofiira ndi waya wakuda ndi mawaya amphamvu, waya wakuda umagwirizanitsidwa ndi electrode yabwino, ndipo waya wofiira amagwirizanitsidwa ndi electrode yolakwika kuti atsegule valve;
2. Mizere yotulutsa chizindikiro cha malo osankhidwa: Mizere yoyera ya 2 ndi mizere yotsegulira ma valve mu malo, yomwe imakhala yochepa kwambiri pamene valve ili;Mizere ya buluu ya 2 ndi mizere ya ma valve yotseka-pamalo, yomwe imakhala yochepa kwambiri pamene valve ili;(Vavu ikatsegulidwa kapena kutsekedwa, magetsi amawonjezedwa kwa 5s kuti atsimikizire kukhazikika kwa chizindikiro chapamalo)
3. Bokosi la deceleration la valve likhoza kusinthidwa madigiri a 180 lonse molingana ndi momwe kasitomala amathandizira kuti akhazikitse bokosi lowongolera, ndipo valve ingagwiritsidwe ntchito kawirikawiri pambuyo pozungulira;
4. Gwiritsani ntchito mabawuti amtundu wa flange kulumikiza mavavu, mapaipi, ndi ma flowmeters.Pamaso unsembe, mapeto nkhope ya flange ayenera kutsukidwa mosamala kupewa chitsulo slag, dzimbiri, fumbi ndi zinthu zina lakuthwa pa mapeto pamwamba kukanda gasket ndi kuchititsa kutayikira;
5. Vavu iyenera kuikidwa mu payipi kapena flowmeter ndi valve yotsekedwa.Ndikoletsedwa kuti mugwiritse ntchito pazovuta kwambiri kapena kutayikira kwa gasi ndikuzindikira kutayikira ndi moto wotseguka;
6. Maonekedwe a mankhwalawa amaperekedwa ndi dzina.

Zithunzi za Tech

Ayi. 号

Iwo

Chofunikira

1

Sing'anga yogwirira ntchito

Nature gasi LPG

2

M'mimba mwake mwadzina(mm)

DN25

Chithunzi cha DN40

Chithunzi cha DN50

DN80

Chithunzi cha DN100

3

Kupanikizika kosiyanasiyana

0 ~ 0.4Mpa

4

Kupanikizika mwadzina

0.8MPa

5

Opaleshoni ya Voltage

DC3-7.2V

6

Panopa ntchito

≤50mA (DC4.5V)

7

Max panopa

≤350mA(DC4.5V)

8

Zoletsedwa pano

≤350mA(DC4.5V)

9

Kutentha kwa ntchito

-25℃~60℃

10

Kutentha kosungirako

-25℃~60℃

11

Chinyezi chogwira ntchito

5% ~95%

12

Kusungirako chinyezi

≤95%

13

Zotsatira ATEX

ExibⅡB T4 Gb

14

Gulu la chitetezo

IP65

15

Nthawi yotsegulira

≤60s(DC7.2V)

16

Nthawi yotseka

≤60s (DC7.2V)

17

Kutayikira

Pansi pa 0.4MPa, kutayikira ≤0.55dm3/h (compress time 2min)

Pansi pa 5KPa, kutayikira≤0.1dm3/h (compress time2min)

18

Kukwera kwagalimoto

21Ω±3Ω

19

kusinthana kukana

≤1.5Ω

20

Kupirira

≥4000 nthawi

Zolemba Zakapangidwe

GDF (1)

Diameter

L

H

ΦA

ΦB ndi

nx Φc

D

G

DN25

140

212

Φ115

Φ85 ndi

4x pa 14

51

18

Chithunzi cha DN40

178

246

Φ150

Φ110

4x pa 18

67

18

Chithunzi cha DN50

178

262

Φ165

Φ125

4x pa 18

76

18

DN80

203

300

Φ200 pa

Φ160

8x pa 18

91

20

Chithunzi cha DN100

229

317

Φ220

Φ180

8x pa 18

101

20


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