Menene Bawul ɗin Rage Matsi - Bayanin Na'urar Tsaro

Menene Bawul ɗin Rage Matsi?

Bawul ɗin Rage Matsi (PRV) na'urar tsaro ce ta atomatik da aka ƙera don kare tsarin da aka rufe, kayan aiki, da bututun mai daga lalacewa da matsin lamba mai yawa ya haifar. Ya ƙunshi maɓuɓɓugan ruwa da aka daidaita da abubuwan sarrafa hydraulic. Lokacin da matsin lamba na tsarin ya kai matakin da aka riga aka saita na bawul ɗin, bawul ɗin yana aiki don sakin matsin lamba mai yawa.

Ta Yaya Bawul ɗin Rage Matsi Yake Aiki?

Idan matsin lamba na tururi a ƙarƙashin faifan bawul ya wuce ƙarfin matsi na maɓuɓɓugar, faifan yana ɗagawa. Bayan buɗewa, tururin da aka fitar yana aiki akan zoben mai riƙe faifan ta hanyar ƙarfin amsawar ƙaramin zoben daidaitawa, yana haifar da buɗewa cikin sauri. Yayin da faifan ke ƙaruwa, tururi yana shafar zoben daidaitawa na sama, yana tura kwararar zuwa ƙasa a tsaye. Sakamakon tura mai amsawa yana tura faifan sama, yana kiyaye isasshen tsayin ɗagawa a cikin takamaiman kewayon matsi. Yayin da iskar matsi ke fita, matsin lamba na tsarin yana raguwa a hankali. Ƙarfin bazara yana shawo kan matsin lamba na tururi da matsin lamba na amsawa, yana rufe bawul ɗin lafiya.

Aikin Bawul ɗin Sauƙi: Babban Manufar & Muhimmancin

Babban aikin Bawul ɗin Rage Matsi (wanda galibi ake kira Bawul ɗin Tsaro) shine hana matsin lamba mai yawa a yankunan matsin lamba mai yawa, yana kare mutuncin kayan aiki. Ta hanyar daidaita matsin lamba ta hanyar kai tsaye, PRVs yana fitar da ruwa da zarar an kai matsin lamba mai mahimmanci, yana kiyaye matsin lamba a cikin iyakokin aminci. Wannan yana tabbatar da ingantaccen aikin kayan aiki, yana hana lalacewa saboda matsin lamba mai yawa, kuma yana rage ɗigon ruwa ko katsewar aiki a duk faɗin tsarin.

Muhimmancin Bawuloli Masu Sauƙin Matsi

PRVs suna taka muhimmiyar rawa a tsarin masana'antu. Ba tare da su ba, hauhawar matsin lamba mara kyau a cikin tsarin matsin lamba mai yawa na iya haifar da fashewar bututu mai haɗari, lalata kayan aiki, da kuma haɗarin tsaro mai tsanani. Irin waɗannan gazawar suna haifar da asarar kuɗi mai yawa da haɗarin aminci mara adadi. Don haka, zaɓin PRV daidai, dubawa akai-akai, kulawa, da maye gurbin na'urori masu lahani akan lokaci suna da mahimmanci.

Bawul ɗin Rage Matsi na Tsaro: Kalmomi da Faɗin

A takaice dai, "Bawul ɗin Tsaro" ya ƙunshi bawul ɗin rage matsin lamba. Duk da haka, ma'anonin ƙa'idoji sun ƙayyade cewa bawul ɗin da aka sanya kai tsaye a kan tukunyar tururi ko tasoshin matsin lamba na aji na I - waɗanda ke buƙatar takardar shaidar jikin mai kula da lafiya - ana kiransu da Bawul ɗin Tsaro. Wasu gabaɗaya ana rarraba su azaman Bawul ɗin Rage Matsi ko Bawul ɗin Rage Matsi.

Bawul ɗin Tsaro da Bawul ɗin Rage Matsi: Manyan Bambance-bambance

Duk da cewa suna kama da juna a tsari da aiki (dukansu suna fitar da kafofin watsa labarai ta atomatik bayan sun wuce matsin lamba da aka saita), bawuloli na aminci da bawuloli na rage matsin lamba sun bambanta bisa ga Dokar Boiler da Matsi ta ASME, Sashe na I:

Bawul ɗin Tsaro: Bawul mai aiki da matsin lamba wanda ke nuna aikin "pop" (saurin buɗewa cikakke). Ana amfani da shi sosai don hidimar iskar gas ko tururi.

Bawul ɗin Sauƙi (Bawul ɗin Sauƙi na Matsi)Buɗewar bawul mai aiki da matsin lamba daidai gwargwado yayin da matsin lamba ya wuce wurin da aka saita. Ana amfani da shi galibi don hidimar ruwa (ruwa).

Duk da waɗannan ma'anoni, rudani ya ci gaba da wanzuwa saboda haɗuwar aiki da kuma amfani da shi a wasu takamaiman masana'antu, wanda galibi ke haifar da matsalolin aiki.

Ka'idojin Zaɓin Bawul ɗin Rage Matsi

Zaɓin nau'in bawul ɗin da ya dace yana da mahimmanci don aminci da aiki:

1. Tafasassun Tururi:Yawanci ana amfani da bawuloli masu buɗaɗɗen wuri, masu ɗaukar kaya a lokacin bazara.

2. Sabis na Ruwa:Gabaɗaya suna buƙatar ƙananan bawuloli na aminci masu ɗaukar ruwa a lokacin bazara (bawuloli na taimako).

3. Sabis na Iska/Gas:Yi amfani da bawuloli masu rage matsin lamba masu rufewa waɗanda ke ɗauke da cikakken ɗagawa.

4. Motocin Tankar Ruwa na LPG (Hanyar/Jirgin Kasa):Ana buƙatar cikakken ɗagawa, bawuloli masu rage matsin lamba da aka sanya a ciki.

5. Shagunan Ruwa na Mai:Yawanci suna buƙatar bawuloli masu rage matsin lamba waɗanda ake amfani da su a cikin Pilot.

6. Tashar Wutar Lantarki Mai Tashi Mai Matsi Mai Yawa:Yi amfani da Bawuloli Masu Aiki da Pilot tare da haɗin ayyukan aminci da sarrafawa.

7. Bukatar Gwaji na Kullum:Bawuloli da ke buƙatar gwajin hannu suna buƙatar lever (na'urar ɗagawa). Wannan yana ba da damar ɗagawa kaɗan a matsin lamba ≥75% don tabbatar da aiki.

8. Sabis na Zafin Jiki Mai Tsayi (>300°C ga bawuloli masu rufewa, >350°C ga bawuloli masu buɗewa):Dole ne a yi amfani da bawuloli masu Sinkin Zafi/Fins ɗin Sanyaya.

Ka'idojin Bawul ɗin Tsaro: Tsarin Duniya

Manyan ƙa'idodin gudanarwa sun haɗa da:

JB/T 2203-1999 (China – Janar):

Ma'aunin gida na gama gari don girman bawul ɗin aminci na bazara. Akwai iyakoki (mafi girman DN200 don cikakken ɗagawa, DN100 don ƙaramin ɗagawa, babu DN65/DN125). Aikin masana'antu sau da yawa yana wuce iyakokin girma (har zuwa ƙaramin ɗagawa na DN250, cikakken ɗagawa na DN400). Girman flange mara daidaituwa (misali, bambance-bambancen DN150) yana buƙatar sabunta daidaito don musanyawa.

API 526 (Amurka - Bawuloli Masu Flanged):

Ma'auni don kayan aikin sinadarai/man fetur da aka shigo da su daga ƙasashen waje. Yana rufe DN25-DN200 (1″-8″), 2-42MPa, girman makogwaro DT (9.5-146mm). A kimiyance yana bayyana ƙayyadaddun bayanai ta hanyar girman makogwaro. Samun karɓuwa a China ta hanyar kasuwanci/kayan aiki. Har yanzu ba a yi amfani da ma'aunin ƙasa na China ba.

Bawuloli Masu Aiki da Matukin Jirgin Sama (Model na Anderson Greenwood):

Ana ƙara amfani da shi don ƙarfin aiki mai yawa, ƙarancin bambancin aiki, kusan babu ɓullar ruwa, da rashin jin daɗin matsin lamba na baya (misali, bututun iskar gas). Ba shi da ƙa'idodin China na musamman; yawancin masana'antun suna bin ƙirar Anderson Greenwood. Bukatar gaggawa don ƙa'idodin cikin gida (misali, ta Cibiyar Binciken Injinan HF General).

HT Series (Cibiyar Bincike ta Aerospace ta 11 – China):

Tsarin musamman wanda ya haɗa da HTO (daidaitacce), HTB (balanced bellows), HTR (venting), HTN (na musamman), HTGS (high-perf tururi), HTXY (ruwa), HTXD (wanda ake sarrafa shi ta hanyar gwaji). HTXD yana raba girma tare da Anderson Greenwood; wasu sun bambanta da ƙa'idodin API/JB. Yana da mahimmanci a tabbatar da dacewa yayin zaɓi.

Kammalawa

Bawuloli Masu Rage Matsi su ne muhimman abubuwan tsaro da ke hana lalacewar kayan aiki da kuma tabbatar da daidaiton tsarin ta hanyar sarrafa matsin lamba mai yawa. Muhimmin rawar da suke takawa a ayyukan masana'antu yana shafar yawan aiki da sakamakon aminci kai tsaye. Dole ne ƙungiyoyi su ba da fifiko ga zaɓin PRV mai kyau, shigarwa daidai, jadawalin kulawa mai tsauri, da maye gurbin aiki mai inganci don tabbatar da ingantaccen aiki na tsarin.