Basic valve setup inouya nekukasira ine muunganidzi valve logo uye pendi yekuzivikanwa

Basic valve setup inouya nekukasira ine muunganidzi valve logo uye yekuzivikanwa pendi Valve setup uye kusarudzwa kwemhando yakakodzera (kwete modhi). Mavharuvhu chikamu chakakosha chebasa re process system nyanzvi pakugadzirira maPI diagram. Izvo zvirimo zvinotsanangurwa mumutemo uyu zvinofunga nezve izvo zvinodikanwa zvekugadzira nekuchengetedza. Paunenge uchiita dhizaini yeinjiniya nekutaura kune iyi mirau, inyanzvi yehurongwa ichaita sarudzo zvichienderana nemamiriro ezvinhu epurojekiti, mamiriro emamiriro ekunze enzvimbo, kubatana kwemafekitari, mashandiro echishandiso, hunhu hwemvura, zvakakosha zvevashandisi nehupfumi, nezvimwe. . Uyu murairo unotangawo maitiro emagetsi emagetsi emagetsi uye zvinhu zvinofanirwa kutariswa pakusarudzwa kwevhavha mukugadzirwa kweinjiniya 1. Izvo zvigadziro zvinoshanda kumakemikari process system majors. Ivhavha yataurwa haisanganisi vharuvhu yekudzivirira, steam trap, sampling valve uye pressure yekudzikisa vharafu, asi inosanganisira inoyerera inomisa orifite plate, bofu plate uye mamwe mapombi mafittings ane mabasa akafanana nevharuvhu, ine vharafu yakachekwa seyakajairwa. zita rezvikamu zvevharuvhu izvi. Basa revhavha yakachekwa rinoshandiswa kucheka mvura kana kuita kuti mvura ichinje mafambiro ekuyerera, maererano nekugadzirwa (kusanganisira kugadzirwa kwakajairwa, kuvhurika uye kuvharika uye yakakosha mamiriro ekushanda), kuchengetedza uye kuchengetedza zvinodiwa uye Zvirongwa, asiwo kufunga nezvehungwaru hwehupfumi. Kugadzika kwevhavha uye kusarudzwa kwemhando yakakodzera (kwete modhi). Mavharuvhu chikamu chakakosha chebasa re process system nyanzvi pakugadzirira maPI diagram. Izvo zvirimo zvinotsanangurwa mumutemo uyu zvinofunga nezve izvo zvinodikanwa zvekugadzira nekuchengetedza. Paunenge uchiita dhizaini yeinjiniya nekutaura kune iyi mirau, inyanzvi yehurongwa ichaita sarudzo zvichienderana nemamiriro ezvinhu epurojekiti, mamiriro emamiriro ekunze enzvimbo, kubatana kwemafekitari, mashandiro echishandiso, hunhu hwemvura, zvakakosha zvevashandisi nehupfumi, nezvimwe. . Uyu murairo unonyatso uye unosuma kugadzika kwevharuvhu mumakesi akanyorwa uye zvinodikanwa zvemakemikari akasiyana-siyana. Ona iyo yekutanga unit modhi yeinoenderana unit's PI diagiramu. Mutemo uyu unosumawo maitiro emavharuvhu emaindasitiri uye zvinhu zvinofanirwa kutariswa mukusarudzwa kwemavharuvhu mukugadzira engineering. 2. Kugadzika kwevhavhavhavha inotarirwa pamuganhu Iyo nzira yekugadzira uye yakajairika pombi yemidziyo ichachekwa pamuganhu wechirimwa (kazhinji mukati menzvimbo yemuganhu wechirimwa) Kuputsika kwevhavha, kunze kwezviitiko zvinotevera: (1) Exhaust system. (2) pombi yekuburitsa kana chute yekukurumidzira yekubuda iri kunze kwemuganhu; Kana mavharuvhu achifanira kuiswa muzviitiko zviviri izvi, kuiswa chisimbiso kunodiwawo kuvhura (CSO) (3) pombi yezvinhu zvisingakonzere tambo uye tsaona. (4) Material chubhu pasina kuyerwa. FIG. 2.0.1 gadziriro yevharuvhu pamuganhu Mavharuvhu pamuganhu anoiswa nenzira dzakawanda sezvinoratidzwa mumufananidzo 2.0.1. Ipo (1) inoshandiswa kune zvakajairika Yakachekwa; Muchiitiko chenjodzi dzekuchengetedza dzakadai semoto kana zvakakosha zvemhando dzetsaona dzinokonzerwa netambo yezvinhu, mahwendefa mapofu anofanirwa kuwedzerwa muFIG. 2.0.1 kudzivirira kubuda kwemukati kwevhavha. (3) uye (5) muFIG. 2.0.1 akakodzera kutsvaira mutsara wekumusoro kana wezasi mushure mekudyisa. Valve A inogona zvakare kushandiswa kuchenesa, kuchenesa, kuona kuvuza, kana mita yekuyedza inogona kuiswa pakati pemavharuvhu maviri akateedzana. (5) muMufananidzo 2.0.1 inoshandiswa apo kushandiswa kwekuchinja kunenge kwakakura uye cheki chevhavha chinoshanda sechekuchekwa pakarepo. Kugadzika kwevhavha yemidzi Kana svikiro inoda kuendeswa kune vanopfuura mumwe mushandisi, kuitira kuti zvigadzirise kugadzirisa kana kuchengetedza simba, anti-freezing, kuwedzera kune midziyo yakasungirirwa Pamusoro pevhavha yakachekwa, valve yakagurwa. inonzi mudzi vharafu inoiswa padavi pombi pedyo nepombi huru. Inowanzo shandiswa mune zvakajairika zvinhu masisitimu (semuutsi, compressed mweya, nitrogen, nezvimwewo). Kurongeka kwakafanana kunodiwa kana chigadziriso chinoshandiswa kune vakawanda vashandisi (semuenzaniso zvinonyungudutsa). Ivhavha inoratidzwa mumufananidzo 2.0.2 ndiyo midzi yevhavha. Mune simba rekuchengetedza antifreeze zvinodiwa, chinhambwe pakati pevharuvhu yemidzi uye mutariri chinofanira kunge chidiki sezvinobvira. Mufananidzo 2.0.2 Schematic diagiramu yekuseta vharuvhu yemidzi Mavharuvhu emidzi anofanirwa kuiswa pamapazu ese epapaipi ezvakajairwa muchirimwa chemakemikari kudzivirira kukuvadzwa kwevharuvhu kunokonzera kudzima chirimwa kana chirimwa. Steam uye pamusoro pemvura pombi yemvura, kunyangwe kune imwe chirimwa kana imwe mudziyo, kana pombi yebazi ichipfuura imwe kureba, inodawo kuwedzera midzi vharafu kuderedza kufa, kuderedza kushandiswa kwesimba, kudzivirira kutonhora. Zviviri kana kupfuura zvekubatsira midziyo yemhepo inofanirwa kutariswa zvinoenderana nekukosha kwekugadzirwa kwedavi pombi midzi vharafu. Iyo midzi yevhavha yepombi yebazi yezvinhu zvakajairika inotarwa nenyanzvi yepombi mukugadzirwa kwepombi yekumisikidza, uye iyo process system nyanzvi inoda kutarisa kuti bazi rakakodzera here. Uye iyo midzi yevhavha inomiririrwa pane yeruzhinji zvinhu PI diagraph (dhiyabhorosi yekugovera). Double valve Liquefied petroleum gasi, inopfuta, ine chepfu uye yakakosha zvinwiwa uye zvimwe zvinoparadza zvakanyanya, senge acid yakasimba, caustic soda uye zvine zvakakosha zvinodiwa (sezvinonhuwa zvakakonzera kusvibiswa kwakakomba kune zvakatipoteredza) tangi yepakati, uye mutsetse pazasi. kune mamwe maturusi, zvisinei nemimwe midziyo yevharuvhu uye mavharuvhu maviri anofanirwa kuiswa munhevedzano (kaviri vharafu), Imwe yacho inofanira kunge yakanyatso snug inopesana netangi nozzles. Kana iyo tangi yekuchengetedza yakakura kana kure kure, vharafu iri nani kure kudzora vharafu. Kuti uderedze huwandu hwemavharuvhu, batanidza mapaipi akati wandei kuvhura imwechete sekuratidzwa muFIG. 2.0.3--1 kana kushanda kuchibvumira. Ivhavhavha yevhavha yemudziyo ine zvinyorwa zvataurwa pamusoro apa ichavawo mavharuvhu maviri, sezvinoratidzwa mumufananidzo 2.0.3-1. JB/T 106-2004: saizi yezita (DN), kodhi yekumanikidza kana kodhi yekumanikidza yekushanda, mhando yezvinhu kana kodhi, zita remugadziri kana chiratidzo chekutengeserana, nhamba yevira (casting valve) ichave yakarebeswa yakanyorwa pamusoro pesimba rekumanikidza valve muviri zvinoenderana. kusvika GB/T 12220-1989. Mavharuvhu ane mafambiro ekuyerera anodiwa anofanirwa kuiswa museve wepakati wekuyerera. Imwe, general valve logo project Zvinoenderana neGB/T 12220 "General Valve Mark", iyo general valve inofanirwa kushandiswa uye nesarudzo kushandiswa kwezvinhu zvemaki ndezvizvi: purojekiti chiratidzo cheprojekiti chiratidzo 1 Nominal size (DN) 11 Standard no. 2 Nominal pressure (PN) 12 Heat number 3 Material code for pressurized parts 13 Internal material code 4 Zita kana trademark yemugadziri 14 Nzvimbo, 5 Medium flow arrow 15 Code for lining material 6 Seal mhete (gasket) kodhi 16 Hunhu uye bvunzo yekumaka 7 The limit tembiricha 17 Inspector's mark 8 Thread code 18 Kugadzira gore, mwedzi 9 Kunyanya kudzvinyirirwa 19 Kuyerera maitiro 10 Factory No. 2. Kunyora nzira 1. Maka zvirimo JB/T 106-2004: nominal size (DN), pressure code kana kushanda nesimba kodhi, rudzi rwezvinhu kana kodhi, zita remugadziri kana chiratidzo chekutengeserana, nhamba yevira (cast valve) ichaiswa chiratidzo pamusoro pesimba rekumanikidza valve body zvinoenderana neGB/T 12220-1989. Mavharuvhu ane mafambiro ekutungamira anofanirwa kuiswa museve wepakati wekuyerera. 2. Nzira dzekumaka GB/T 12220-1989: mavharuvhu ane saizi yezita rakakura kupfuura kana kuenzana neDN50 anofanirwa kuratidzwa nehukuru hwezita (DN), kudzvanywa kwezita (PN), mutsara wezvinhu kana nhamba yekodhi yezvikamu zvakamanikidzwa, zita remugadziri kana chiratidzo. , nhamba yevira yekunyunguduka (kukanda) ichaiswa chiratidzo pamutumbi wevharuvhu. Pamavharuvhu ane saizi yezita isingasviki DN50, mamakisi mana ari pamusoro achamakwa pamutumbi wevharuvhu kana zita rezita sekutsanangurwa kwazvinoitwa nemugadziri. Kana kudzvinyirirwa kwezita rechiratidzo chekukanda chemuviri wevhavha kuchiiswa pazasi pehukuru hwezita, kudzvanywa kwezita hakuzogadziriswe nekodhi "PN". GB/T 12220-1989 inotsanangura museve wepakati wekuyerera, chisimbiso mhete (pedhi) kodhi chete kana ichinge yatsanangurwa mune imwe chiyero chevharuvhu inofanira kuiswa chiratidzo chevharuvhu muviri uye flange zvichiteerana. Kana pasina zvakakosha zvinopihwa muGB/T 12220-1989, zvinhu 7 -- 19 patafura iri pamusoro apa zviratidzo zvekushandisa pazvinenge zvichidiwa. Maka pavharuvhu muviri kana nameplate sezvinodiwa. GB/T 12220-1989 inopa kuti kana saizi yegumbo remaoko yakakura zvakakwana, vhiri reruoko rinofanira kupihwa museve unoratidza kwainovhara vharafu kana kuwedzera "off" mavara. JB / T 106-2004: muviri wevhavha nekukanda kana kufa kukanda nzira, logo yayo inofanira kukandwa kana kufa yakakandwa pamutumbi wevhavha panguva imwe chete. Kana chimiro chemuviri nekufa kwekugadzira nzira, logo yayo mukuwedzera kune muviri panguva imwe chete kufa kwekugadzira kana kufa kukanda, inogona zvakare kucherechedzwa pamuviri ne embossing nzira. Kana chimiro chemuviri wevharuvhu chichigadziriswa nekugadzira, simbi pombi kana simbi plate inotenderedza welding kugadzira, logo yayo mukuwedzera pakuumbwa kweiyo embossing nzira, asi zvakare inogona kushandiswa mune dzimwe nzira dzisingakanganise mashandiro emuviri wevhavha. . Maka chinzvimbo uye mamaki saizi LJB / T 106-2004 mutemo: kumaka zvemukati, zvinofanirwa kumakwa pamuviri wezvikamu zviri nyore kuona. Micherechedzo icharatidzwa kusvika painobvira mukati memukati memuviri perpendicular centre line.