{"id":6590,"date":"2022-09-27T23:31:47","date_gmt":"2022-09-27T15:31:47","guid":{"rendered":"https:\/\/www.stvvalves.com\/?p=6590"},"modified":"2023-05-24T15:21:08","modified_gmt":"2023-05-24T07:21:08","slug":"what-is-a-globe-valve","status":"publish","type":"post","link":"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/","title":{"rendered":"Ce este o supap\u0103 glob?"},"content":{"rendered":"<p><strong>Supapele cu glob sunt supape de \u00eenchidere cu mi\u0219care liniar\u0103 utilizate pentru a porni, opri sau regla fluxul folosind un element de \u00eenchidere denumit disc.<\/strong>\u00a0Discul supapei cu glob poate \u00eenchide complet calea de curgere sau poate fi \u00eendep\u0103rtat \u00een \u00eentregime. Deschiderea scaunului se modific\u0103 propor\u021bional cu cursa discului, ceea ce este ideal pentru sarcini care implic\u0103 reglarea debitului. Supapele cu glob sunt cele mai potrivite \u0219i utilizate pe scar\u0103 larg\u0103 pentru reglarea \u0219i controlul fluxului de fluid \u0219i sunt, \u00een general, utilizate \u00een conductele de dimensiuni mici.<\/p>\n<div class=\"code-block code-block-2\"><\/div>\n<p><strong>O supap\u0103 cu glob utilizeaz\u0103 o mi\u0219care liniar\u0103 pentru deplasarea unui disc (element de \u00eenchidere) \u00een sau \u00een afara suprafe\u021bei de a\u0219ezare. Supapele Globe formeaz\u0103 o cavitate \u00een form\u0103 de glob \u00een jurul regiunii portului \u0219i de aici \u0219i numele.<\/strong>\u00a0Discul poate fi de diferite forme \u0219i se mi\u0219c\u0103 perpendicular pe scaunul supapei glob. Aceast\u0103 mi\u0219care a discului ajut\u0103 la deschiderea \u0219i \u00eenchiderea supapei. Supapele cu glob \u00een general sunt utilizate pentru \u021bevi cu dimensiunea de 8 inci sau mai pu\u021bin. \u00cen acest articol, vom explora tipurile de supape glob, piesele, principiul de func\u021bionare, func\u021bia, simbolul, aplica\u021bia, avantajele \u0219i dezavantajele.<\/p>\n<p>\u00cen plus, \u00een func\u021bie de designul scaunului \u0219i al discului, sarcina de pozi\u021bie a supapelor cu glob poate fi controlat\u0103 pozitiv printr-o tij\u0103 \u00een\u0219urubat\u0103. Capacitatea de etan\u0219are a supapei cu glob este mare. Ele pot fi utilizate pentru func\u021bionare de tip on-off dac\u0103 rezisten\u021ba la curgere de la trecerea de curgere sinuoas\u0103 a acestor supape este acceptabil\u0103. Unele supape cu glob sunt, de asemenea, proiectate special pentru rezisten\u021b\u0103 sc\u0103zut\u0103 la debit pentru utilizare \u00een regim de func\u021bionare. Datorit\u0103 distan\u021bei scurte de deplasare a discului \u00eentre pozi\u021biile deschis \u0219i \u00eenchis, supapele cu glob sunt ideale dac\u0103 supapa trebuie deschis\u0103 \u0219i \u00eenchis\u0103 frecvent. Astfel, supapele cu glob pot fi utilizate pentru o gam\u0103 larg\u0103 de sarcini.<\/p>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_82_2 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\" style=\"cursor:inherit\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\"><span class=\"ez-toc-js-icon-con\"><span class=\"\"><span class=\"eztoc-hide\" style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewbox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewbox=\"0 0 24 24\" version=\"1.2\" baseprofile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/span><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#Globe_Valve_Parts\" >Piese de supap\u0103 cu glob<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#Types_of_Globe_Valve\" >Tipuri de supape glob<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#Types_of_Globe_Valves_depending_on_Body_Bonnet_Connection\" >Tipuri de supape cu glob \u00een func\u021bie de conexiunea capotei corpului<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#Globe_Valve_Seating\" >Scaune pentru supap\u0103 cu glob<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#Function_of_Globe_Valve\" >Func\u021bia supapei glob<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#Working_Principle_of_Globe_Valve\" >Principiul de func\u021bionare al supapei cu glob<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#Globe_Valve_Disks\" >Discuri cu supape glob<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#Disc_%E2%80%93_Stem_Configuration\" >Configura\u021bie disc \u2013 tij\u0103<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#Globe_Valve_Flow_Direction\" >Direc\u021bia fluxului supapei glob<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#Globe_Valve_Symbol\" >Simbolul supapei globului<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#Globe_Valve_Diagram\" >Diagrama supapelor cu glob<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#Standard_Pattern_or_TZ%E2%80%93_Pattern_globe_valves\" >Supape cu glob standard sau model T\/Z\u2013<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-13\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#Oblique_Pattern_or_Y%E2%80%93Pattern_globe_valve\" >Supap\u0103 glob cu model oblic sau model Y<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-14\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#Angle_Pattern_globe_valve\" >Supap\u0103 glob cu model unghiular<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-15\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#Advantages_of_Globe_Valve\" >Avantajele valvei Globe<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-16\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#Disadvantages_of_Glove_Valve\" >Dezavantajele supapei de m\u0103nu\u0219\u0103<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-17\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#Applications_of_Globe_Valve\" >Aplica\u021bii ale supapei glob<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-18\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#Globe_Valve_vs_Gate_Valve\" >Supap\u0103 cu glob vs supap\u0103 cu poart\u0103<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-19\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#Globe_Valve_vs_Ball_Valve\" >Supap\u0103 cu glob vs supap\u0103 cu bil\u0103<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-20\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#Globe_Valve_Standards\" >Standarde pentru supape cu glob<\/a><ul class='ez-toc-list-level-3' ><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-21\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#API_Standards_for_Globe_Valves\" >Standarde API pentru supape cu glob:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-22\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#BS_Standards_for_Globe_Valves\" >Standarde BS pentru supape cu glob:<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-23\" href=\"https:\/\/www.stvvalves.com\/ro\/what-is-a-globe-valve\/#MSS_Standards_for_Globe_valves\" >Standarde MSS pentru supapele glob:<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"Globe_Valve_Parts\"><\/span>Piese de supap\u0103 cu glob<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>O supap\u0103 cu glob obi\u0219nuit\u0103 const\u0103 din urm\u0103toarele p\u0103r\u021bi:<\/p>\n<ul>\n<li>Corp de supap\u0103 (6): form\u0103 globular\u0103<\/li>\n<li>Capota (7)<span id=\"ezoic-pub-ad-placeholder-699\" data-inserter-version=\"2\"><\/span><\/li>\n<li>Disc sau muf\u0103 (10)<\/li>\n<li>tulpin\u0103 (9)<\/li>\n<li>Jug<span id=\"ezoic-pub-ad-placeholder-800\" data-inserter-version=\"2\"><\/span><\/li>\n<li>Buc\u0219\u0103 \u0219i flan\u0219\u0103 presetupe (3)<\/li>\n<li>Inel de scaun (11)<\/li>\n<li>Man\u0219on cu jug (2)<span id=\"ezoic-pub-ad-placeholder-801\" data-inserter-version=\"2\"><\/span><\/li>\n<li>\u0218uruburi \u0219i piuli\u021be presetupe (4)<\/li>\n<li>Roat\u0103 de m\u00e2n\u0103 (1): actuator mecanic<\/li>\n<li>Locul din spate<span id=\"ezoic-pub-ad-placeholder-802\" data-inserter-version=\"2\"><\/span><\/li>\n<li>Garnitur\u0103 de etan\u0219are de presiune<\/li>\n<li>Ambalare<\/li>\n<li><img decoding=\"async\" src=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve.png?ezimgfmt=rs:653x747\/rscb2\/ng:webp\/ngcb2\" alt=\"Globe Valve\" \/><\/li>\n<li>\n<h2><span class=\"ez-toc-section\" id=\"Types_of_Globe_Valve\"><\/span>Tipuri de supape glob<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Pentru a \u00eendeplini o gam\u0103 variat\u0103 de sarcini de lucru la cel mai mic cost, sunt proiectate numeroase variante de supape cu glob. Cele mai comune trei tipuri de configura\u021bii de supape cu glob disponibile pentru uz industrial sunt<\/p>\n<p><span id=\"ezoic-pub-ad-placeholder-803\" data-inserter-version=\"2\"><\/span><strong>Model Tee (Tip T)\u00a0<\/strong>Supapele cu glob au cel mai mic coeficient de debit \u0219i o c\u0103dere de presiune mai mare. \u00cen serviciile de throttling severe, astfel de supape cu glob pot fi utilizate. Dac\u0103 sc\u0103derea de presiune nu este o problem\u0103 \u0219i este necesar\u0103 reglarea, supapa cu glob de tip Tee va fi o alegere bun\u0103.<\/li>\n<li><strong>Model Wye<\/strong>\u00a0Supapele cu glob pot fi fisurate pentru perioade lungi de timp, f\u0103r\u0103 eroziune sever\u0103. Ele ofer\u0103 o rezisten\u021b\u0103 foarte sc\u0103zut\u0103 la curgere. Pentru opera\u021biunile de pornire, supapele cu glob de tip Y sunt utilizate pe scar\u0103 larg\u0103.<strong>Model unghiular\u00a0<\/strong>Supapele cu glob rotesc fluxul de fluid \u00eentr-o direc\u021bie perpendicular\u0103 f\u0103r\u0103 utilizarea unui cot. Pentru serviciile cu debit pulsatoriu, sunt utilizate supape cu glob de tip unghi, datorit\u0103 capacit\u0103\u021bii lor de a gestiona efectul de slugging.<\/li>\n<li><img decoding=\"async\" src=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2021\/03\/image-33.png?ezimgfmt=rs:785x418\/rscb2\/ng:webp\/ngcb2\" alt=\"Globe Valve Patterns\" \/><\/li>\n<li>\n<h3><span class=\"ez-toc-section\" id=\"Types_of_Globe_Valves_depending_on_Body_Bonnet_Connection\"><\/span>Tipuri de supape cu glob \u00een func\u021bie de conexiunea capotei corpului<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Pe baza conexiunilor corp-capot\u0103 sunt disponibile urm\u0103toarele tipuri de supape cu glob:<\/p>\n<ul>\n<li><strong>Capota infiletata:<\/strong>\u00a0Design simplu, ieftin.<\/li>\n<li><strong>Capot\u0103 cu \u0219uruburi:<\/strong>\u00a0cel mai popular \u0219i utilizat pe scar\u0103 larg\u0103. Ave\u021bi nevoie de o garnitur\u0103 pentru etan\u0219area \u00eembin\u0103rilor corpului \u0219i capotei.<span id=\"ezoic-pub-ad-placeholder-805\" data-inserter-version=\"2\"><\/span><\/li>\n<li><strong>Capota sudata:<\/strong>\u00a0popular acolo unde nu este necesar\u0103 dezasamblarea. greutate mai u\u0219oar\u0103.<\/li>\n<li><strong>Capot\u0103 de etan\u0219are de presiune:<\/strong>\u00a0pentru aplica\u021bii de \u00eenalt\u0103 presiune se utilizeaz\u0103 acest tip de supap\u0103 cu glob.<\/li>\n<li><strong>Capot\u0103 cu flan\u0219\u0103:<\/strong>\u00a0Poate fi proiectat pentru orice dimensiune \u0219i presiune de operare. Cu toate acestea, odat\u0103 cu cre\u0219terea presiunii, acest tip de supap\u0103 glob devine grea \u0219i voluminoas\u0103.<span id=\"ezoic-pub-ad-placeholder-806\" data-inserter-version=\"2\"><\/span><\/li>\n<li><strong>Capota cu inel unional:<\/strong>\u00a0Este necesar un inel de unire \u00een\u0219urubat separat care \u021bine capacul de corpul supapei. Acest tip de construc\u021bie a supapei cu glob este de obicei limitat\u0103 la 3 inci \u00een dimensiune.<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Globe_Valve_Seating\"><\/span>Scaune pentru supap\u0103 cu glob<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Supapele cu glob sunt prev\u0103zute fie cu scaun metalic, fie cu scaune moi. Pentru a men\u021bine tensiunile pe scaune uniforme, sunt realizate o serie de varia\u021bii ale designului scaunelor. Urm\u0103toarea figur\u0103 prezint\u0103 configura\u021biile de scaune cele mai frecvent utilizate \u00een supapele cu glob.<\/li>\n<li><img decoding=\"async\" src=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2021\/03\/image-34.png?ezimgfmt=rs:542x451\/rscb2\/ng:webp\/ngcb2\" alt=\"Common Seating Configurations in Globe Valve\" \/><\/li>\n<li>\n<h2><span class=\"ez-toc-section\" id=\"Function_of_Globe_Valve\"><\/span>Func\u021bia supapei glob<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Func\u021bia principal\u0103 a unei supape cu glob este pornirea, oprirea sau reglarea debitului. Pe m\u0103sur\u0103 ce supapa cu glob se deschide, discul se mi\u0219c\u0103 \u00een sus, permi\u021b\u00e2nd fluidului s\u0103 curg\u0103 propor\u021bional. \u00centr-o pozi\u021bie deschis\u0103, tija supapei se ridic\u0103 \u0219i iese \u00een sus. Supapa Globe este utilizat\u0103 \u00een mod normal la dimensiuni mai mici; de cele mai multe ori 12 inci sau mai pu\u021bin \u00een dimensiuni. Odat\u0103 cu cre\u0219terea dimensiunii supapei cu glob, puterea necesar\u0103 func\u021bion\u0103rii cre\u0219te. \u00cen practica obi\u0219nuit\u0103, o supap\u0103 cu glob func\u021bioneaz\u0103 ca o supap\u0103 de pornire-oprire, dar poate fi folosit\u0103 \u0219i \u00een scopuri de reglare.<\/p>\n<h2><span class=\"ez-toc-section\" id=\"Working_Principle_of_Globe_Valve\"><\/span>Principiul de func\u021bionare al supapei cu glob<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Consulta\u021bi imaginea \u00een sec\u021biune transversal\u0103 a supapei cu glob prezentat\u0103 mai jos. O supap\u0103 cu glob este compus\u0103 dintr-un disc mobil \u0219i un scaun inel sta\u021bionar \u00eentr-un corp sferic. Scaunul unei supape cu glob se afl\u0103 \u00een mijlocul \u0219i paralel cu conducta, iar deschiderea scaunului este \u00eenchis\u0103 cu discul. Dup\u0103 cum se poate observa din imagine, atunci c\u00e2nd roata de m\u00e2n\u0103 este rotit\u0103 manual sau cu ajutorul unui actuator, mi\u0219carea discului este controlat\u0103 (cobor\u00e2t\u0103 sau ridicat\u0103) prin intermediul tijei supapei. C\u00e2nd discul supapei cu glob se a\u0219eaz\u0103 peste inelul scaunului, fluxul este complet oprit.<\/p>\n<div class=\"code-block code-block-8\"><\/div>\n<div class=\"wp-block-image is-style-default\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12589 ezlazyloaded\" src=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-Working.png?ezimgfmt=rs:640x813\/rscb2\/ng:webp\/ngcb2\" sizes=\"auto, (max-width: 640px) 100vw, 640px\" srcset=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-Working.png?ezimgfmt=ng:webp\/ngcb2 640w,https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-Working-236x300.png?ezimgfmt=ng:webp\/ngcb2 236w\" alt=\"Globe Valve Working\" width=\"640\" height=\"813\" data-ezsrcset=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-Working.png?ezimgfmt=ng:webp\/ngcb2 640w,https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-Working-236x300.png?ezimgfmt=ng:webp\/ngcb2 236w\" data-ezsrc=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-Working.png?ezimgfmt=rs:640x813\/rscb2\/ng:webp\/ngcb2\" \/><figcaption><strong>Supapa Globe Func\u021bioneaz\u0103<\/strong><\/figcaption><\/figure>\n<\/div>\n<p>Dar c\u00e2nd discul este ridicat, curgerea \u00eencepe, deoarece mi\u0219carea \u00een sus a discului creeaz\u0103 spa\u021biu pentru fluid<\/li>\n<li>\n<h3><span class=\"ez-toc-section\" id=\"Globe_Valve_Disks\"><\/span>Discuri cu supape glob<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Pozi\u021bia discului \u0219i scaunului supapei glob poate fi descris\u0103 schematic dup\u0103 cum urmeaz\u0103:<\/p>\n<div class=\"code-block code-block-10\"><\/div>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12590 ezlazyloaded\" src=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-Disc-position.png?ezimgfmt=rs:785x353\/rscb2\/ng:webp\/ngcb2\" sizes=\"auto, (max-width: 944px) 100vw, 944px\" srcset=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-Disc-position.png?ezimgfmt=ng:webp\/ngcb2 944w,https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-Disc-position-300x135.png?ezimgfmt=ng:webp\/ngcb2 300w,https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-Disc-position-768x346.png?ezimgfmt=ng:webp\/ngcb2 768w\" alt=\"Globe Valve Disc position\" width=\"944\" height=\"425\" data-ezsrcset=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-Disc-position.png?ezimgfmt=ng:webp\/ngcb2 944w,https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-Disc-position-300x135.png?ezimgfmt=ng:webp\/ngcb2 300w,https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-Disc-position-768x346.png?ezimgfmt=ng:webp\/ngcb2 768w\" data-ezsrc=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-Disc-position.png?ezimgfmt=rs:785x353\/rscb2\/ng:webp\/ngcb2\" \/><figcaption><strong>Pozi\u021bia discului cu supap\u0103 glob<\/strong><\/figcaption><\/figure>\n<\/div>\n<p>Discul unei supape glob este realizat \u00een trei modele de baz\u0103; Disc conven\u021bional (sau disc cu bile), disc de compozi\u021bie \u0219i disc de tip muf\u0103.<\/p>\n<p><strong>Disc cu bile:<\/strong>\u00a0La discul de tip conven\u021bional, construc\u021bia scaunului \u0219i a discului este realizat\u0103 dintr-un disc metalic \u00een form\u0103 de bil\u0103. Acesta are o conicitate scurt\u0103 \u0219i se potrive\u0219te cu u\u0219urin\u021b\u0103 pe un scaun cu suprafa\u021b\u0103 plat\u0103 din corp. Pentru serviciile de joas\u0103 presiune, acest tip de supap\u0103 cu glob este destul de popular \u0219i economic. Chiar dac\u0103 discul cu bil\u0103 este capabil s\u0103 limiteze fluxul, dar totu\u0219i este folosit \u00een principal pentru a porni \u0219i opri fluxul.<\/li>\n<li><strong>Disc de compozi\u021bie:<\/strong>\u00a0Un inel de inser\u021bie dur, nemetalic este utilizat pe discul unui design de disc de compozi\u021bie pentru a crea o \u00eenchidere mai str\u00e2ns\u0103. Pentru aplica\u021bii cu temperatur\u0103 \u0219i presiune ridicat\u0103, discurile de compozi\u021bie sunt utilizate datorit\u0103 rezisten\u021bei suficiente \u0219i rezisten\u021bei la eroziune. Supapa cu glob cu disc de compozi\u021bie este practic o versiune \u00eembun\u0103t\u0103\u021bit\u0103 a supapei cu glob conven\u021bional de tip disc. Discurile de compozi\u021bie pot fi \u00eenlocuite sau reparate.<\/li>\n<li>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12596 ezlazyloaded\" src=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Discs-of-a-globe-valve.jpg?ezimgfmt=rs:753x295\/rscb2\/ng:webp\/ngcb2\" sizes=\"auto, (max-width: 753px) 100vw, 753px\" srcset=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Discs-of-a-globe-valve.jpg?ezimgfmt=ng:webp\/ngcb2 753w,https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Discs-of-a-globe-valve-300x118.jpg?ezimgfmt=ng:webp\/ngcb2 300w\" alt=\"Discs of a globe valve\" width=\"753\" height=\"295\" data-ezsrcset=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Discs-of-a-globe-valve.jpg?ezimgfmt=ng:webp\/ngcb2 753w,https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Discs-of-a-globe-valve-300x118.jpg?ezimgfmt=ng:webp\/ngcb2 300w\" data-ezsrc=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Discs-of-a-globe-valve.jpg?ezimgfmt=rs:753x295\/rscb2\/ng:webp\/ngcb2\" \/><figcaption><strong>Tipuri de discuri ale unei supape glob<\/strong><\/figcaption><\/figure>\n<\/div>\n<p><strong>Conecta\u021bi discul:<\/strong>\u00a0Discul de obturare este cel mai bun dintre toate cele trei modele de disc de supap\u0103 glob \u0219i este potrivit pentru serviciile de accelerare. Un dop metalic lung conic este transformat \u00eentr-un disc de dop care se a\u0219eaz\u0103 \u00eentr-un con gener\u00e2nd o suprafa\u021b\u0103 larg\u0103 de a\u0219ezare.<\/p>\n<div class=\"code-block code-block-13\"><\/div>\n<h3><span class=\"ez-toc-section\" id=\"Disc_%E2%80%93_Stem_Configuration\"><\/span>Configura\u021bie disc \u2013 tij\u0103<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Tija unei supape cu glob se poate roti sau nu \u00een timp ce ridic\u0103 sau coboar\u0103 discul, \u00een func\u021bie de design. \u00cen consecin\u021b\u0103, sunt disponibile diverse configura\u021bii disc \u2013 tij\u0103, cum ar fi<\/li>\n<li>Tij\u0103 rotativ\u0103 cu disc integral\n<ul>\n<li>Tij\u0103 rotativ\u0103 cu disc neintegral<\/li>\n<li>Tij\u0103 nerotativ\u0103 cu disc integral<\/li>\n<li>Tij\u0103 nerotativ\u0103 cu disc neintegral<span id=\"ezoic-pub-ad-placeholder-811\" data-inserter-version=\"2\"><\/span><\/li>\n<\/ul>\n<\/li>\n<li>Datorit\u0103 simplit\u0103\u021bii designului, majoritatea supapelor cu glob \u00eencorporeaz\u0103 o tij\u0103 rotativ\u0103.<\/li>\n<li>\n<h3><span class=\"ez-toc-section\" id=\"Globe_Valve_Flow_Direction\"><\/span>Direc\u021bia fluxului supapei glob<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Pentru aplica\u021bii la temperatur\u0103 sc\u0103zut\u0103, direc\u021bia de curgere \u00eentr-o supap\u0103 cu glob este instalat\u0103 astfel \u00eenc\u00e2t presiunea s\u0103 ac\u021bioneze sub disc. Acest design ajut\u0103 la operarea u\u0219oar\u0103, protejeaz\u0103 ambalajul \u0219i elimin\u0103 o anumit\u0103 ac\u021biune eroziv\u0103 a scaunului \u0219i a fe\u021belor discului. \u00cen timp ce, pentru serviciul cu abur la temperatur\u0103 \u00eenalt\u0103, supapele cu glob sunt pozi\u021bionate astfel \u00eenc\u00e2t presiunea s\u0103 fie deasupra discului. Acest lucru va evita contrac\u021bia tijei la r\u0103cire care poate tinde s\u0103 ridice discul de pe scaun.<\/li>\n<li>\n<h2><span class=\"ez-toc-section\" id=\"Globe_Valve_Symbol\"><\/span>Simbolul supapei globului<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Urm\u0103torul simbol al supapei globului este destul de popular \u00een industria de conducte. Acestea sunt utilizate \u00een P&amp;ID-uri pentru a diferen\u021bia o supap\u0103 cu m\u0103nu\u0219\u0103 de alte tipuri de supape.<\/p>\n<div class=\"code-block code-block-16\"><\/div>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12598 ezlazyloaded\" src=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-Symbol.jpg?ezimgfmt=rs:334x151\/rscb2\/ng:webp\/ngcb2\" sizes=\"auto, (max-width: 334px) 100vw, 334px\" srcset=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-Symbol.jpg?ezimgfmt=ng:webp\/ngcb2 334w,https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-Symbol-300x136.jpg?ezimgfmt=ng:webp\/ngcb2 300w\" alt=\"Glove Valve Symbol\" width=\"334\" height=\"151\" data-ezsrcset=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-Symbol.jpg?ezimgfmt=ng:webp\/ngcb2 334w,https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-Symbol-300x136.jpg?ezimgfmt=ng:webp\/ngcb2 300w\" data-ezsrc=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-Symbol.jpg?ezimgfmt=rs:334x151\/rscb2\/ng:webp\/ngcb2\" \/><figcaption><strong>Simbolul supapei cu m\u0103nu\u0219\u0103<\/strong><\/figcaption><\/figure>\n<\/div>\n<p>Urm\u0103toarea imagine prezint\u0103 simbolul tipic al supapei cu glob folosit pentru a desemna o supap\u0103 de by-pass \u00een sta\u021bia de control.<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12600 ezlazyloaded\" src=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-in-Control-Valve-By-pass.png?ezimgfmt=rs:470x425\/rscb2\/ng:webp\/ngcb2\" sizes=\"auto, (max-width: 470px) 100vw, 470px\" srcset=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-in-Control-Valve-By-pass.png?ezimgfmt=ng:webp\/ngcb2 470w,https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-in-Control-Valve-By-pass-300x271.png?ezimgfmt=ng:webp\/ngcb2 300w\" alt=\"Globe Valve in Control Valve By-pass\" width=\"470\" height=\"425\" data-ezsrcset=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-in-Control-Valve-By-pass.png?ezimgfmt=ng:webp\/ngcb2 470w,https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-in-Control-Valve-By-pass-300x271.png?ezimgfmt=ng:webp\/ngcb2 300w\" data-ezsrc=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Globe-Valve-in-Control-Valve-By-pass.png?ezimgfmt=rs:470x425\/rscb2\/ng:webp\/ngcb2\" \/><figcaption><strong>Supap\u0103 cu glob \u00een By-pass-ul supapei de control<\/strong><\/figcaption><\/figure>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"Globe_Valve_Diagram\"><\/span>Diagrama supapelor cu glob<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Supapele cu glob sunt disponibile \u00een trei modele de corp.<\/p>\n<ul>\n<li>Model standard (T-Pattern sau Z-Pattern)<span id=\"ezoic-pub-ad-placeholder-813\" data-inserter-version=\"2\"><\/span><\/li>\n<li>Model unghiular<\/li>\n<li>Model oblic (model Wye sau Y \u2013 model)<\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"Standard_Pattern_or_TZ%E2%80%93_Pattern_globe_valves\"><\/span>Supape cu glob standard sau model T\/Z\u2013<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Acesta este cel mai comun model al corpului supapei glob. Reglarea orizontal\u0103 a scaunului permite tijei \u0219i discului s\u0103 se mi\u0219te perpendicular pe direc\u021bia fluxului de fluid. Acest design ofer\u0103 cea mai mare rezisten\u021b\u0103 la fluxul de fluid dintre toate modelele disponibile. Acest design standard de supap\u0103 cu glob are cel mai sc\u0103zut coeficient de debit \u0219i cea mai mare c\u0103dere de presiune. Pentru serviciile de clapete severe \u0219i aplica\u021biile \u00een care sc\u0103derea presiunii nu este de mare \u00eengrijorare, cum ar fi liniile de bypass din jurul unei supape de control, acest tip de supape cu glob sunt utilizate \u00een mod obi\u0219nuit.<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12604 ezlazyloaded\" src=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Z-type-globe-valve-diagram.png?ezimgfmt=rs:499x349\/rscb2\/ng:webp\/ngcb2\" sizes=\"auto, (max-width: 499px) 100vw, 499px\" srcset=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Z-type-globe-valve-diagram.png?ezimgfmt=ng:webp\/ngcb2 499w,https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Z-type-globe-valve-diagram-300x210.png?ezimgfmt=ng:webp\/ngcb2 300w\" alt=\"Z type globe valve diagram\" width=\"499\" height=\"349\" data-ezsrcset=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Z-type-globe-valve-diagram.png?ezimgfmt=ng:webp\/ngcb2 499w,https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Z-type-globe-valve-diagram-300x210.png?ezimgfmt=ng:webp\/ngcb2 300w\" data-ezsrc=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Z-type-globe-valve-diagram.png?ezimgfmt=rs:499x349\/rscb2\/ng:webp\/ngcb2\" \/><figcaption><strong>Diagrama supapei cu glob tip Z<\/strong><\/figcaption><\/figure>\n<\/div>\n<h3><span class=\"ez-toc-section\" id=\"Oblique_Pattern_or_Y%E2%80%93Pattern_globe_valve\"><\/span>Supap\u0103 glob cu model oblic sau model Y<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Designul corpului supapei glob cu model oblic este potrivit pentru aplica\u021bii care necesit\u0103 c\u0103dere sc\u0103zut\u0103 de presiune. Designul lor cu model oblic reduce la minimum rezisten\u021ba la curgere a supapei cu glob. Scaunul \u0219i tija fiind \u00eenclinate la aproximativ 45 de grade, ofer\u0103 o cale de curgere mai dreapt\u0103 la deschidere complet\u0103 \u0219i ofer\u0103 cea mai mic\u0103 rezisten\u021b\u0103 la curgere.<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12605 ezlazyloaded\" src=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Y-type-globe-valve-diagram.png?ezimgfmt=rs:499x349\/rscb2\/ng:webp\/ngcb2\" sizes=\"auto, (max-width: 499px) 100vw, 499px\" srcset=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Y-type-globe-valve-diagram.png?ezimgfmt=ng:webp\/ngcb2 499w,https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Y-type-globe-valve-diagram-300x210.png?ezimgfmt=ng:webp\/ngcb2 300w\" alt=\"Y type globe valve diagram\" width=\"499\" height=\"349\" data-ezsrcset=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Y-type-globe-valve-diagram.png?ezimgfmt=ng:webp\/ngcb2 499w,https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Y-type-globe-valve-diagram-300x210.png?ezimgfmt=ng:webp\/ngcb2 300w\" data-ezsrc=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Y-type-globe-valve-diagram.png?ezimgfmt=rs:499x349\/rscb2\/ng:webp\/ngcb2\" \/><figcaption><strong>Diagrama ventilului tip Y<\/strong><\/figcaption><\/figure>\n<\/div>\n<h3><span class=\"ez-toc-section\" id=\"Angle_Pattern_globe_valve\"><\/span>Supap\u0103 glob cu model unghiular<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<p>Designul corpului supapei cu glob cu model unghiular este fabricat prin modificarea supapei cu glob cu model standard de baz\u0103. Capetele supapelor ale acestui tip de supape glob sunt perpendiculare sau la un unghi de 900, iar curgerea fluidului are loc cu o singur\u0103 rota\u021bie de 900. \u00cen compara\u021bie cu supapele cu glob cu model oblic, acestea au un coeficient de debit pu\u021bin mai sc\u0103zut. Pentru aplica\u021biile cu debit pulsatoriu datorit\u0103 capacit\u0103\u021bii lor de a gestiona efectul de slugging, sunt utilizate supape cu glob cu model unghiular.<\/p>\n<p>C\u00e2nd este necesar\u0103 o supap\u0103 cu glob \u00een apropierea unui cot de \u021beav\u0103, corpul supapei cu glob cu model unghiular ofer\u0103 dou\u0103 avantaje. \u00cen primul r\u00e2nd, corpul modelului unghiular ofer\u0103 o rezisten\u021b\u0103 la curgere mult redus\u0103. \u00cen al doilea r\u00e2nd, designul modelului unghiular salveaz\u0103 cerin\u021ba unei fitinguri \u0219i \u00eembin\u0103ri de \u021beav\u0103.<\/p>\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-large\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-12606 ezlazyloaded\" src=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Angle-type-globe-valve-diagram.png?ezimgfmt=rs:499x364\/rscb2\/ng:webp\/ngcb2\" sizes=\"auto, (max-width: 499px) 100vw, 499px\" srcset=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Angle-type-globe-valve-diagram.png?ezimgfmt=ng:webp\/ngcb2 499w,https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Angle-type-globe-valve-diagram-300x219.png?ezimgfmt=ng:webp\/ngcb2 300w\" alt=\"Angle type globe valve diagram\" width=\"499\" height=\"364\" data-ezsrcset=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Angle-type-globe-valve-diagram.png?ezimgfmt=ng:webp\/ngcb2 499w,https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Angle-type-globe-valve-diagram-300x219.png?ezimgfmt=ng:webp\/ngcb2 300w\" data-ezsrc=\"https:\/\/whatispiping.com\/wp-content\/uploads\/2020\/10\/Angle-type-globe-valve-diagram.png?ezimgfmt=rs:499x364\/rscb2\/ng:webp\/ngcb2\" \/><figcaption><strong>Diagrama supapei cu glob tip unghi<\/strong><\/figcaption><\/figure>\n<\/div>\n<h2><span class=\"ez-toc-section\" id=\"Advantages_of_Globe_Valve\"><\/span>Avantajele valvei Globe<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Principalele avantaje ale supapelor cu glob pot fi rezumate dup\u0103 cum urmeaz\u0103:<\/p>\n<ul>\n<li>Capacitate bun\u0103 de etan\u0219are.<\/li>\n<li>Capacitate de accelerare moderat\u0103 spre bun\u0103.<span id=\"ezoic-pub-ad-placeholder-816\" data-inserter-version=\"2\"><\/span><\/li>\n<li>Cursa mai scurta.<\/li>\n<li>Ofer\u0103 o gam\u0103 larg\u0103 de capabilit\u0103\u021bi disponibile \u00een stilurile de caroserie tee, Wye \u0219i unghi.<\/li>\n<li>Prelucrarea \u0219i resurfa\u021barea scaunelor sunt u\u0219oare.<span id=\"ezoic-pub-ad-placeholder-817\" data-inserter-version=\"2\"><\/span><\/li>\n<li>Supapa cu glob poate fi folosit\u0103 ca supap\u0103 de blocare prin modificarea u\u0219oar\u0103 a designului.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Disadvantages_of_Glove_Valve\"><\/span>Dezavantajele supapei de m\u0103nu\u0219\u0103<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Dezavantajele supapei glob pot fi enumerate dup\u0103 cum urmeaz\u0103:<\/p>\n<ul>\n<li>Sc\u0103deri mai mari de presiune din cauza multor schimb\u0103ri de direc\u021bie\n<ul>\n<li>For\u021b\u0103 sau putere mai mare pentru a aseza supapa.<\/li>\n<li>Reglarea fluxului sub scaun \u0219i oprirea fluxului peste scaun.<\/li>\n<\/ul>\n<\/li>\n<li>\n<h2><span class=\"ez-toc-section\" id=\"Applications_of_Globe_Valve\"><\/span>Aplica\u021bii ale supapei glob<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Supapa glob poate fi utilizat\u0103 \u00eentr-o gam\u0103 larg\u0103 de servicii; servicii fluide de joas\u0103 presiune \u0219i de \u00eenalt\u0103 presiune. Aplica\u021biile tipice ale supapelor cu glob sunt:<\/p>\n<ul>\n<li>Sisteme de r\u0103cire cu ap\u0103 care necesit\u0103 reglarea debitului.<\/li>\n<li>Sistem de combustibil care necesit\u0103 etan\u0219eitate.<\/li>\n<li>Sisteme de bypass pentru supape de control.<span id=\"ezoic-pub-ad-placeholder-820\" data-inserter-version=\"2\"><\/span><\/li>\n<li>Orificii de aerisire \u00een punctul \u00eenalt \u0219i scurgeri \u00een punctul de jos.<\/li>\n<li>Petrol \u0219i gaze, ap\u0103 de alimentare, alimentare chimic\u0103, rafin\u0103rie, sisteme de extrac\u021bie a aerului din condensator \u0219i extrac\u021bie.<\/li>\n<li>Aerisirile \u0219i scurgerile cazanului, Servicii de abur, orificii \u0219i scurgeri principale de abur \u0219i scurgeri de \u00eenc\u0103lzire.<span id=\"ezoic-pub-ad-placeholder-821\" data-inserter-version=\"2\"><\/span><\/li>\n<li>Etan\u0219\u0103ri \u0219i scurgeri ale turbinei.<\/li>\n<\/ul>\n<h2><span class=\"ez-toc-section\" id=\"Globe_Valve_vs_Gate_Valve\"><\/span>Supap\u0103 cu glob vs supap\u0103 cu poart\u0103<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Diferen\u021bele majore dintre supapa cu glob \u0219i supapa cu poart\u0103 sunt enumerate mai jos:<\/p>\n<figure class=\"wp-block-table\">\n<table class=\"has-subtle-pale-blue-background-color has-background\">\n<tbody>\n<tr>\n<td><strong>Supap\u0103 cu glob<\/strong><\/td>\n<td><strong>Supap\u0103 cu poart\u0103<\/strong><\/td>\n<\/tr>\n<tr>\n<td>Construc\u021bia supapei glob \u00een componente interne complexe, majore, se afl\u0103 \u00een interiorul cavit\u0103\u021bii corpului.<\/td>\n<td>Construc\u021bia supapei este mai simpl\u0103, cu majoritatea pieselor deasupra corpului supapei.<\/td>\n<\/tr>\n<tr>\n<td>C\u0103dere de presiune ridicat\u0103<\/td>\n<td>C\u0103dere sc\u0103zut\u0103 de presiune.<\/td>\n<\/tr>\n<tr>\n<td>Supapa Globe este unidirec\u021bional\u0103.<\/td>\n<td>Robinet este o supap\u0103 multidirec\u021bional\u0103.<\/td>\n<\/tr>\n<tr>\n<td>Supapa Globe este utilizat\u0103 pentru controlul debitului.<\/td>\n<td>Supapa de gunoi este folosit\u0103 numai pentru izolare.<\/td>\n<\/tr>\n<tr>\n<td>Discul supapei glob se mi\u0219c\u0103 paralel cu mediul care curge.<\/td>\n<td>Discul ventilului se deplaseaz\u0103 perpendicular pe fluxul de fluid.<\/td>\n<\/tr>\n<tr>\n<td>Supapa Globe ofer\u0103 mai mult\u0103 rezisten\u021b\u0103 la curgerea fluidului.<\/td>\n<td>Supapa cu gur\u0103 ofer\u0103 o rezisten\u021b\u0103 redus\u0103 la curgerea fluidului.<\/td>\n<\/tr>\n<tr>\n<td>Greutatea de aceea\u0219i dimensiune \u0219i rating Valvele Globe este mai mare \u00een compara\u021bie cu supapa cu poart\u0103.<\/td>\n<td>Greutatea ventilului este comparativ mai mic\u0103.<\/td>\n<\/tr>\n<tr>\n<td>Supapa cu glob este mai costisitoare datorit\u0103 designului complex<\/td>\n<td>Comparativ mai ieftin<\/td>\n<\/tr>\n<tr>\n<td>Supapele cu glob nu sunt utilizate de obicei pentru dimensiuni mai mari de 12 inchi<\/td>\n<td>Supapele cu gur\u0103 pot fi utilizate \u0219i pentru dimensiuni mai mari.<\/td>\n<\/tr>\n<\/tbody>\n<\/table><figcaption><strong>Supap\u0103 cu glob vs supap\u0103 cu poart\u0103<\/strong><span id=\"ezoic-pub-video-placeholder-9\" class=\"ezoic-videopicker-video\"><\/span><\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Globe_Valve_vs_Ball_Valve\"><\/span>Supap\u0103 cu glob vs supap\u0103 cu bil\u0103<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Urm\u0103torul tabel prezint\u0103 diferen\u021bele majore dintre o supap\u0103 cu glob \u0219i o supap\u0103 cu bil\u0103.<\/p>\n<figure class=\"wp-block-table\">\n<table class=\"has-subtle-pale-pink-background-color has-background\">\n<tbody>\n<tr>\n<td><strong>Supap\u0103 cu glob<\/strong><\/td>\n<td><strong>Supap\u0103 cu bil\u0103<\/strong><\/td>\n<\/tr>\n<tr>\n<td>C\u0103dere de presiune ridicat\u0103<\/td>\n<td>C\u0103dere sc\u0103zut\u0103 de presiune<\/td>\n<\/tr>\n<tr>\n<td>Supapa Globe folose\u0219te un disc care func\u021bioneaz\u0103 \u00eempotriva curgerii.<\/td>\n<td>Supapa cu bil\u0103 folose\u0219te o bil\u0103 care se \u00eenchide peste flux.<\/td>\n<\/tr>\n<tr>\n<td>Globe Valve este o supap\u0103 cu mi\u0219care liniar\u0103<\/td>\n<td>Supapa cu bil\u0103 este o supap\u0103 cu mi\u0219care rotativ\u0103.<\/td>\n<\/tr>\n<tr>\n<td>Supapa cu glob ofer\u0103 un control mai bun dec\u00e2t supapa cu bil\u0103<\/td>\n<td>Supapa cu bil\u0103 ofer\u0103 propriet\u0103\u021bi de \u00eenchidere mai bune dec\u00e2t supapa cu glob.<\/td>\n<\/tr>\n<tr>\n<td>Globe Valve este mai ieftin\u0103 dec\u00e2t supapele cu bil\u0103<\/td>\n<td>Supapa cu bil\u0103 este mai complex\u0103 \u00een proiectare dec\u00e2t supapa cu glob \u0219i, prin urmare, mai costisitoare.<\/td>\n<\/tr>\n<tr>\n<td>Func\u021bionare lent\u0103<\/td>\n<td>Oprire rapid\u0103, posibilitate de lovire.<\/td>\n<\/tr>\n<\/tbody>\n<\/table><figcaption><strong>Supap\u0103 glob vs supap\u0103 cu bil\u0103<\/strong><\/figcaption><\/figure>\n<h2><span class=\"ez-toc-section\" id=\"Globe_Valve_Standards\"><\/span>Standarde pentru supape cu glob<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Produc\u0103torii de supape cu glob utilizeaz\u0103 urm\u0103toarele coduri \u0219i standarde pentru proiectarea supapelor cu glob pentru aplica\u021bii industriale:<\/p>\n<h3><span class=\"ez-toc-section\" id=\"API_Standards_for_Globe_Valves\"><\/span>Standarde API pentru supape cu glob:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>API 623 \u2013 Supape cu glob din o\u021bel - capete cu flan\u0219e \u0219i sudate cap la cap, capote cu \u0219uruburi<\/li>\n<li>API 602 \u2013 Supape de o\u021bel, robinet \u0219i supape de re\u021binere pentru dimensiunile DN 100 \u0219i mai mici pentru industria petrolului \u0219i a gazelor naturale<span id=\"ezoic-pub-ad-placeholder-823\" data-inserter-version=\"2\"><\/span><\/li>\n<li>API 6D \u2013 Specifica\u021bii pentru supape de conduct\u0103<\/li>\n<li>API 598 \u2013 Inspec\u021bia \u0219i testarea supapelor<\/li>\n<li>API 6FA \u2013 Test de foc pentru supape<span id=\"ezoic-pub-ad-placeholder-824\" data-inserter-version=\"2\"><\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"BS_Standards_for_Globe_Valves\"><\/span>Standarde BS pentru supape cu glob:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>BS 1873 - Supape cu glob \u0219i supape de oprire \u0219i de re\u021binere din o\u021bel, capete cu flan\u0219e \u0219i sudate cap la cap<\/li>\n<li>BS 5152 \u2013 Supape de oprire \u0219i re\u021binere cu glob \u0219i glob din font\u0103<\/li>\n<li>BS 5352 - Poart\u0103 din o\u021bel turnat \u0219i forjat, robinet cu glob, supape de re\u021binere \u0219i obturare, capete de sudare cu \u0219uruburi \u0219i mufe<span id=\"ezoic-pub-ad-placeholder-825\" data-inserter-version=\"2\"><\/span><\/li>\n<\/ul>\n<h3><span class=\"ez-toc-section\" id=\"MSS_Standards_for_Globe_valves\"><\/span>Standarde MSS pentru supapele glob:<span class=\"ez-toc-section-end\"><\/span><\/h3>\n<ul>\n<li>MSS SP 80 \u2013 Supape glob din bronz<\/li>\n<li>MSS SP-85 Supape glob \u0219i unghi din font\u0103, capete cu flan\u0219e \u0219i filetate<\/li>\n<li>MSS SP 61 \u2013 Testarea presiunii supapelor din o\u021bel<span id=\"ezoic-pub-ad-placeholder-826\" data-inserter-version=\"2\"><\/span><\/li>\n<li>MSS SP 25 \u2013 Sistem de marcare standard pentru supape, fitinguri, flanse \u0219i \u00eembin\u0103ri<\/li>\n<li>MSS SP 45 \u2013 Conexiuni de bypass \u0219i de scurgere<\/li>\n<li>MSS SP 42 \u2013 Clasa 150 (PN 20) Supape de blocare, glob, unghi \u0219i de re\u021binere rezistente la coroziune, cu capete cu flan\u0219e \u0219i sudate cap la cap<\/li>\n<li>Articol din \u00a0<span class=\"author vcard\"><a class=\"url fn n\" href=\"https:\/\/whatispiping.com\/author\/anup\/\" target=\"_blank\" rel=\"noopener\">Anup Kumar Dey<\/a><\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>","protected":false},"excerpt":{"rendered":"<p>Globe valves are linear motion closing-down valves used to start, stop or regulate the flow using a closure member referred as a disc.\u00a0The globe valve disk can completely close the flow path or can be removed entirely. The seat opening changes proportionately with the travel of the disc which is ideal for duties involving flow [&hellip;]<\/p>\n","protected":false},"author":290641,"featured_media":6300,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[1707,1489],"class_list":["post-6590","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-industry-news","tag-globe-valve-vs-ball-valve","tag-globe-valve-vs-gate-valve"],"_links":{"self":[{"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/posts\/6590","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/users\/290641"}],"replies":[{"embeddable":true,"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/comments?post=6590"}],"version-history":[{"count":2,"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/posts\/6590\/revisions"}],"predecessor-version":[{"id":6792,"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/posts\/6590\/revisions\/6792"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/media\/6300"}],"wp:attachment":[{"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/media?parent=6590"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/categories?post=6590"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.stvvalves.com\/ro\/wp-json\/wp\/v2\/tags?post=6590"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}