Aunawa daidaimalam buɗe idogirman yana da mahimmanci don tabbatar da dacewa da kuma hana yadudduka. Domin bawul ɗin malam buɗe ido suna taka muhimmiyar rawa a masana'antu iri-iri. Ciki har da mai da iskar gas, shuke-shuken sinadarai da tsarin kula da kwararar ruwa. Waɗannan bawuloli na malam buɗe ido suna sarrafa ƙimar ruwa, matsa lamba, keɓance kayan aiki da daidaita kwararar ruwa.
Sanin yadda ake auna girman bawul ɗin malam buɗe ido na iya hana ƙarancin aiki da kurakurai masu tsada.
1. Butterfly bawul asali
1.1 Menene bawul ɗin malam buɗe ido? Ta yaya bawul ɗin malam buɗe ido ke aiki?
Butterfly bawulolisarrafa motsin ruwa a cikin bututu. Bawul ɗin malam buɗe ido ya ƙunshi diski mai jujjuya wanda ke ba da damar ruwa ya wuce lokacin da diski ɗin ya juya layi ɗaya zuwa alkibla. Juya diski daidai gwargwado zuwa hanyar kwarara yana dakatar da gudana.
1.2 Aikace-aikacen gama gari
Ana amfani da bawul ɗin malam buɗe ido a masana'antu daban-daban, waɗanda suka haɗa da mai da iskar gas, shuke-shuken sinadarai da tsarin kula da kwararar ruwa. Suna sarrafa adadin kwararar ruwa, keɓance kayan aiki da daidaita kwararar ƙasa. Ƙimarsu ta sa su dace da matsakaici, ƙananan, babban zafin jiki da sabis na matsa lamba.
2. Yaya kuke Girman Valve Butterfly?
2.1 Girman fuska-da-fuska
Girman fuska-da-fuska yana nufin nisa tsakanin fuskoki biyu na bawul ɗin malam buɗe ido lokacin da aka sanya shi a cikin bututu, wato, tazarar da ke tsakanin sassan flange biyu. Wannan ma'aunin yana tabbatar da cewa an shigar da bawul ɗin malam buɗe ido daidai a cikin tsarin bututu. Daidaitaccen girman fuska-da-fuska na iya kiyaye mutuncin tsarin kuma ya hana zubewa. Akasin haka, ƙananan girma na iya haifar da haɗari na aminci.
Kusan duk ma'aunai suna ƙayyade girman fuska-da-fuska na bawul ɗin malam buɗe ido. Mafi yawan karɓuwa shine ASME B16.10, wanda ke ƙayyade girman nau'ikan bawul ɗin malam buɗe ido, gami da bawul ɗin malam buɗe ido. Riko da waɗannan ƙa'idodi yana tabbatar da dacewa tare da sauran abubuwan da ke cikin tsarin abokin ciniki.
2.2 Ƙimar matsi
Matsakaicin matsi na bawul ɗin malam buɗe ido yana nuna matsakaicin matsakaicin da bawul ɗin malam buɗe ido zai iya jurewa yayin aiki lafiya. Idan ƙimar matsa lamba ba daidai ba ne, ƙananan bawul ɗin malam buɗe ido na iya gazawa a ƙarƙashin matsanancin yanayi, yana haifar da gazawar tsarin ko ma haɗarin aminci.
Ana samun bawul ɗin malam buɗe ido a cikin ƙimar matsi daban-daban, waɗanda gabaɗaya ke fitowa daga Class 150 zuwa Class 600 (150lb-600lb) bisa ga ka'idodin ASME. Wasu ƙwararrun bawul ɗin malam buɗe ido na iya jure matsi na PN800 ko ma sama da haka. Zaɓi matsa lamba tsarin dangane da buƙatun aikace-aikacen. Zaɓin madaidaicin ƙimar matsa lamba yana tabbatar da mafi kyawun aiki da rayuwar sabis na bawul ɗin malam buɗe ido.
3. Butterfly bawul mara iyaka diamita (DN)
Matsakaicin adadin diamita na bawul ɗin malam buɗe ido yayi daidai da diamita na bututun da yake haɗawa. Daidaitaccen girman bawul ɗin malam buɗe ido yana da mahimmanci don rage asarar matsa lamba da ingantaccen tsarin. Bawul ɗin malam buɗe ido da ba daidai ba na iya haifar da ƙuntatawar kwarara ko faɗuwar matsa lamba, yana shafar aikin gabaɗayan tsarin.
Ka'idoji irin su ASME B16.34 suna ba da jagora don girman bawul ɗin malam buɗe ido, tabbatar da daidaito da daidaituwa tsakanin abubuwan da ke cikin tsarin. Waɗannan ƙa'idodin suna taimakawa zaɓar girman bawul ɗin malam buɗe ido don takamaiman aikace-aikace.
4. Auna Girman Kujera
Themalam buɗe ido bawul wurin zamagirman yana ƙayyade dacewa da dacewa da aikin bawul ɗin malam buɗe ido. Daidaitaccen ma'auni yana tabbatar da cewa wurin zama ya dace da jikin bawul. Wannan dacewa yana hana zubewa kuma yana kiyaye amincin tsarin.
4.1 Hanyar Aunawa
4.1.1. Auna diamita mai hawa (HS): Sanya caliper a cikin ramin kuma auna daidai diamita.
4.1.2. Ƙayyade tsayin wurin zama (TH): Sanya ma'aunin tef a ƙasan wurin zama. Auna a tsaye zuwa saman gefen.
4.1.3. Auna kaurin wurin zama (CS): Yi amfani da caliper don auna kauri ɗaya Layer kusa da gefen wurin zama.
4.1.4. Auna diamita na ciki (ID) na wurin zama na bawul: Riƙe micrometer akan tsakiyar layin bawul ɗin malam buɗe ido.
4.1.5. Ƙayyade diamita na waje (OD) na wurin zama: Sanya caliper a gefen waje na wurin zama. Miƙe shi don auna diamita na waje.
5. Cikakken rushewar ma'aunin bawul ɗin malam buɗe ido
5.1 Butterfly bawul tsawo A
Don auna tsayi A, sanya ma'aunin caliper ko tef a farkon ƙarshen ƙarshen bawul ɗin malam buɗe ido kuma auna zuwa saman tushen bawul ɗin. Tabbatar cewa ma'auni ya rufe dukkan tsawon daga farkon jikin bawul zuwa ƙarshen tushen bawul. Wannan girman yana da mahimmanci don tantance girman bawul ɗin malam buɗe ido kuma yana ba da bayanin yadda ake ajiye sarari don bawul ɗin malam buɗe ido a cikin tsarin.
5.2 Valve plate diamita B
Don auna diamita na bawul ɗin B, yi amfani da caliper don auna nisa daga gefen farantin bawul, kula da wucewa ta tsakiyar farantin valve. Ƙananan ƙanƙanta zai zube, babba da yawa zai ƙara ƙarfi.
5.3 Kaurin jikin Valve C
Don auna kauri na jikin bawul C, yi amfani da caliper don auna nisa akan jikin bawul. Daidaitaccen ma'auni yana tabbatar da dacewa da aiki mai kyau a cikin tsarin bututu.
5.5 Tsawon Maɓalli F
Sanya caliper tare da tsawon maɓalli don auna tsawon F. Wannan girman yana da mahimmanci don tabbatar da maɓallin ya dace daidai da mai kunna bawul ɗin malam buɗe ido.
5.5 Diamita Mai tushe (tsawon gefen) H
Yi amfani da caliper don auna daidai diamita mai tushe. Wannan ma'auni yana da mahimmanci don tabbatar da tushe ya dace daidai a cikin taron bawul ɗin malam buɗe ido.
5.6 Girman Ramin J
Auna tsawon J ta hanyar sanya caliper a cikin ramin kuma mika shi zuwa wancan gefe. Daidaita auna tsayin J yana tabbatar da dacewa da sauran abubuwan haɗin gwiwa.
5.7 Girman Zaren K
Don auna K, yi amfani da ma'aunin zaren don tantance ainihin girman zaren. Aunawa da kyau K yana tabbatar da zaren da ya dace da amintaccen haɗi.
5.8 Yawan Ramuka L
Ƙidaya jimlar adadin ramukan akan flange bawul ɗin malam buɗe ido. Wannan girman yana da mahimmanci don tabbatar da bawul ɗin malam buɗe ido za a iya kulle shi cikin aminci ga tsarin bututun.
5.9 PCD Distance Center Control
PCD yana wakiltar diamita daga tsakiyar rami mai haɗi ta tsakiyar farantin bawul zuwa ramin diagonal. Sanya caliper a tsakiyar ramin lug kuma mika shi zuwa tsakiyar ramin diagonal don aunawa. Daidaitaccen ma'auni P yana tabbatar da daidaitattun daidaituwa da shigarwa a cikin tsarin.
6. Nasihu masu Aiki da La'akari
6.1. Daidaitawar kayan aikin da ba daidai ba: Tabbatar cewa duk kayan aikin auna an daidaita su da kyau. Kayan aikin da ba daidai ba na iya haifar da ma'auni mara kyau.
6.2. Kuskure yayin aunawa: Kuskure na iya haifar da kuskuren karatu.
6.3. Yin watsi da tasirin zafin jiki: Lissafi don canjin zafin jiki. Ƙarfe da sassan roba na iya faɗaɗa ko kwangila, suna shafar sakamakon aunawa.
Daidaitaccen auna kujerun bawul ɗin malam buɗe ido yana buƙatar kulawa ga daki-daki da amfani da kayan aikin da suka dace. Bi waɗannan matakan yana tabbatar da cewa an shigar da bawul ɗin malam buɗe ido da kyau kuma yana aiki yadda ya kamata a cikin tsarin.
7. Kammalawa
Daidaitaccen auna girman bawul ɗin malam buɗe ido yana tabbatar da kyakkyawan aiki da amincin tsarin. Yi amfani da kayan aikin ƙira don ma'auni daidai. Daidaita kayan aikin da kyau don guje wa kurakurai. Yi la'akari da tasirin zafin jiki akan sassan karfe. Nemi shawarar kwararru idan ya cancanta. Daidaitaccen ma'auni yana hana matsalolin aiki da inganta ingantaccen tsarin.