{"id":2133,"date":"2021-04-13T13:12:17","date_gmt":"2021-04-13T13:12:17","guid":{"rendered":"https:\/\/wldstainless.com\/?p=2133"},"modified":"2021-04-13T13:14:08","modified_gmt":"2021-04-13T13:14:08","slug":"when-stainless-steel-bellows-used-in-shell-heat-exchanger","status":"publish","type":"post","link":"https:\/\/wldstainless.com\/tr\/when-stainless-steel-bellows-used-in-shell-heat-exchanger\/","title":{"rendered":"Kabuk \u0131s\u0131 e\u015fanj\u00f6r\u00fcnde paslanmaz \u00e7elik k\u00f6r\u00fck kullan\u0131ld\u0131\u011f\u0131nda"},"content":{"rendered":"<p>K\u00f6r\u00fck borulu \u0131s\u0131 de\u011fi\u015ftirici, d\u00fcz (parlak) borulu \u0131s\u0131 de\u011fi\u015ftiriciyi temel alan bir y\u00fckseltmedir. Dalgan\u0131n tepe ve \u00e7ukurunun tasar\u0131m\u0131, borulu \u0131s\u0131 de\u011fi\u015ftiricinin dayan\u0131kl\u0131l\u0131k ve g\u00fcvenlik gibi avantajlar\u0131n\u0131 devral\u0131r ve ayn\u0131 zamanda zay\u0131f \u0131s\u0131 transfer kapasitesi ve kolay \u00f6l\u00e7eklendirme gibi kusurlar\u0131n da \u00fcstesinden gelir. Prensip, ayn\u0131 \u0131s\u0131 transfer etkisi alt\u0131nda malzeme tasarrufu sa\u011flayabilecek ve a\u011f\u0131rl\u0131\u011f\u0131 azaltabilecek gerekli \u0131s\u0131 transfer alan\u0131n\u0131 azaltacak \u015fekilde toplam \u0131s\u0131 transfer katsay\u0131s\u0131n\u0131 iyile\u015ftirmektir.<\/p>\n<p>\u00c7\u00fcnk\u00fc k\u00f6r\u00fck g\u00f6vdesi so\u011fuk presleme ile i\u015flenir.\u00a0<a href=\"https:\/\/wldstainless.com\/products\/stainless-steel-u-bend-tube\/\">parlak boru<\/a> K\u00fct\u00fck \u00fcretiminde genellikle k\u00f6r\u00fck g\u00f6vdesinin \u015fekillendirildikten sonra g\u00fc\u00e7lendirilebilece\u011fine inan\u0131lmaktad\u0131r. D\u0131\u015f bas\u0131n\u00e7 kararl\u0131l\u0131\u011f\u0131 deneyi, oluklu \u0131s\u0131 de\u011fi\u015fim t\u00fcp\u00fcn\u00fcn d\u0131\u015f bas\u0131n\u00e7 alt\u0131ndaki karars\u0131zl\u0131\u011f\u0131n\u0131n ilk olarak d\u00fcz boru b\u00f6l\u00fcm\u00fcnde meydana geldi\u011fini ve oluklu t\u00fcp\u00fcn ancak d\u0131\u015f bas\u0131n\u00e7 artmaya devam ederse karars\u0131z olaca\u011f\u0131n\u0131 g\u00f6stermektedir. Bu, oluklu b\u00f6l\u00fcm\u00fcn stabilitesinin d\u00fcz b\u00f6l\u00fcme g\u00f6re daha iyi oldu\u011funu ve oluklu b\u00f6l\u00fcm\u00fcn kritik bas\u0131nc\u0131n\u0131n d\u00fcz b\u00f6l\u00fcme g\u00f6re daha y\u00fcksek oldu\u011funu g\u00f6sterir.<\/p>\n<p>Deneyler, dalga olu\u011funda, \u00f6zellikle yerel tek dalga olu\u011funda burkulma deformasyonunun dalgalanmas\u0131n\u0131n meydana geldi\u011fini, genellikle ayn\u0131 anda iki oluk karars\u0131zl\u0131\u011f\u0131ndan daha fazla olmad\u0131\u011f\u0131n\u0131, dalga tepesinin stabilitesinin \u00e7ukurdan daha iyi oldu\u011funu ancak bazen de ortaya \u00e7\u0131kabilece\u011fini g\u00f6stermektedir. Bunun tersi olarak, so\u011fuk presleme markalama i\u015fleminde d\u00fcz b\u00f6l\u00fcm\u00fcn hem oluk hem de duvar kal\u0131nl\u0131\u011f\u0131 sabittir, so\u011fuktan sonra t\u00fcp asl\u0131nda daha k\u0131sad\u0131r.<\/p>\n<p>K\u00f6r\u00fckteki dalga tepe ve \u00e7ukurlar\u0131n\u0131n varl\u0131\u011f\u0131, a\u015fa\u011f\u0131daki \u015eekilde g\u00f6sterildi\u011fi gibi t\u00fcplerdeki radyal \u0131s\u0131 de\u011fi\u015fimi konveksiyonunun etkisini art\u0131r\u0131r:<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-2134\" src=\"https:\/\/wldstainless.com\/wp-content\/uploads\/2021\/04\/Flow-in-straingt-and-bellow-exchanger.png\" alt=\"\" width=\"840\" height=\"112\" srcset=\"https:\/\/wldstainless.com\/wp-content\/uploads\/2021\/04\/Flow-in-straingt-and-bellow-exchanger.png 840w, https:\/\/wldstainless.com\/wp-content\/uploads\/2021\/04\/Flow-in-straingt-and-bellow-exchanger-300x40.png 300w, https:\/\/wldstainless.com\/wp-content\/uploads\/2021\/04\/Flow-in-straingt-and-bellow-exchanger-768x102.png 768w, https:\/\/wldstainless.com\/wp-content\/uploads\/2021\/04\/Flow-in-straingt-and-bellow-exchanger-705x94.png 705w, https:\/\/wldstainless.com\/wp-content\/uploads\/2021\/04\/Flow-in-straingt-and-bellow-exchanger-450x60.png 450w\" sizes=\"(max-width: 840px) 100vw, 840px\" \/><\/p>\n<p>Radyal konveksiyonun toplam \u0131s\u0131 transfer katsay\u0131s\u0131 \u00fczerinde b\u00fcy\u00fck etkisi vard\u0131r, bu da \u00e7ift borulu plakal\u0131 k\u00f6r\u00fckl\u00fc \u0131s\u0131 e\u015fanj\u00f6r\u00fcn\u00fcn d\u00fc\u015f\u00fck fiyat\u0131n\u0131n ve hafifli\u011finin temel nedenidir. Is\u0131 de\u011fi\u015fim alan\u0131 <a href=\"https:\/\/wldstainless.com\/products\/stainless-steel-u-bend-tube\/\">t\u00fcp<\/a> K\u00f6r\u00fck ve d\u00fcz borunun g\u00f6vde y\u00fczeyi ayn\u0131 uzunlukta b\u00fcy\u00fckt\u00fcr ancak bu de\u011fi\u015fiklik katsay\u0131 de\u011ferinin de\u011fi\u015ftirilmesinin katk\u0131s\u0131na g\u00f6re \u00e7ok daha azd\u0131r. D\u00fcz (\u0131\u015f\u0131k) t\u00fcp\u00fcn ak\u0131\u015f h\u0131z\u0131n\u0131n, t\u00fcp duvar\u0131na yak\u0131n oldu\u011funda \u00f6nemli \u00f6l\u00e7\u00fcde azald\u0131\u011f\u0131 a\u00e7\u0131k\u00e7a g\u00f6r\u00fclmektedir.<\/p>\n<p>K\u00f6r\u00fckl\u00fc kabuk \u0131s\u0131 e\u015fanj\u00f6r\u00fc, d\u00fcz borulu e\u015fanj\u00f6rle kar\u015f\u0131la\u015ft\u0131r\u0131ld\u0131\u011f\u0131nda t\u00fcrb\u00fclans olu\u015fturacak \u015fekilde s\u0131v\u0131n\u0131n h\u0131z\u0131n\u0131 ve y\u00f6n\u00fcn\u00fc sabit bir \u015fekilde de\u011fi\u015ftirebilir, duvarla \u0131s\u0131 al\u0131\u015fveri\u015fi yapar, \u0131s\u0131 transferini etkileyen s\u0131n\u0131r etkisi art\u0131k mevcut olmayacakt\u0131r. Toplam \u0131s\u0131 transfer katsay\u0131s\u0131 2 ~ 3 kat artt\u0131r\u0131labilir ve fiili \u00e7al\u0131\u015fma 5 kata bile ula\u015fabilir ve a\u011f\u0131rl\u0131k hafiftir, k\u00f6r\u00fckl\u00fc \u0131s\u0131 e\u015fanj\u00f6r\u00fcn\u00fcn fiyat\u0131n\u0131n d\u00fcz borulu \u0131s\u0131 e\u015fanj\u00f6r\u00fcnden daha d\u00fc\u015f\u00fck olmas\u0131n\u0131n nedeni budur de\u011fi\u015ftirici. Hesaplamalara ve pratik deneyimlere g\u00f6re, 1 mm kal\u0131nl\u0131\u011f\u0131ndaki k\u00f6r\u00fc\u011f\u00fcn toplam \u0131s\u0131 transfer katsay\u0131s\u0131, 0,5 mm kal\u0131nl\u0131\u011f\u0131ndaki k\u00f6r\u00fc\u011f\u00fcnkinden 10% daha d\u00fc\u015f\u00fckt\u00fcr. Y\u00fczlerce k\u00f6r\u00fckl\u00fc \u0131s\u0131 e\u015fanj\u00f6r\u00fcn\u00fcn \u00e7al\u0131\u015fma verileri, duvar kal\u0131nl\u0131\u011f\u0131n\u0131n (hemen hemen tamam\u0131 0,5 mm) b\u00fcy\u00fck bir onar\u0131m veya hasar olmadan 10 ~ 14 y\u0131l \u00e7al\u0131\u015fmas\u0131n\u0131n ana nedeni oldu\u011funu g\u00f6stermektedir.<\/p>\n<p>Ayr\u0131ca k\u00f6r\u00fckl\u00fc \u0131s\u0131 e\u015fanj\u00f6r\u00fc, su darbesinin etkisine etkili bir \u015fekilde kar\u015f\u0131 koyabilir. \u00c7ift borulu plakal\u0131 \u0131s\u0131 e\u015fanj\u00f6r\u00fcn\u00fcn kabu\u011fu bir genle\u015fme derzi ile ba\u011flanm\u0131\u015ft\u0131r. Su darbesinin etkisine maruz kalmas\u0131 durumunda kompansat\u00f6r yanl\u0131\u015f yerle\u015fecektir. Bu durum hem k\u00f6r\u00fckl\u00fc hem de d\u00fcz borulu \u0131s\u0131 e\u015fanj\u00f6rlerinde meydana gelir ve kabu\u011fun deformasyonu borunun b\u00fck\u00fclmesine neden olabilir. Bunun nedeni, k\u00f6r\u00fc\u011f\u00fcn genle\u015fme marj\u0131n\u0131n daha fazla olmas\u0131, deformasyona u\u011frad\u0131\u011f\u0131nda elastik gerinim marj\u0131n\u0131n b\u00fcy\u00fck olmas\u0131d\u0131r, yani bu durumda karars\u0131zl\u0131\u011fa dayanma yetene\u011fi g\u00fc\u00e7l\u00fcd\u00fcr. Ancak her durumda, kurulum s\u00fcrecinde su darbesinin olu\u015fmas\u0131n\u0131 \u00f6nlemek i\u00e7in A\u00e7\u0131l\u0131 oturma vanas\u0131, geciktirme anahtar\u0131 ve di\u011fer \u00f6nlemler kullan\u0131larak al\u0131nabilir.<\/p>\n<p><img decoding=\"async\" class=\"aligncenter size-full wp-image-2135\" src=\"https:\/\/wldstainless.com\/wp-content\/uploads\/2021\/04\/Dislocation-deformation-of-expansion-joint.png\" alt=\"\" width=\"439\" height=\"200\" srcset=\"https:\/\/wldstainless.com\/wp-content\/uploads\/2021\/04\/Dislocation-deformation-of-expansion-joint.png 439w, https:\/\/wldstainless.com\/wp-content\/uploads\/2021\/04\/Dislocation-deformation-of-expansion-joint-300x137.png 300w\" sizes=\"(max-width: 439px) 100vw, 439px\" \/><\/p>\n<h3>Paslanmaz \u00e7elik k\u00f6r\u00fckl\u00fc kabuk \u0131s\u0131 e\u015fanj\u00f6r\u00fcn\u00fcn avantajlar\u0131<\/h3>\n<ul>\n<li>Y\u00fcksek \u0131s\u0131 transfer verimlili\u011fi<\/li>\n<\/ul>\n<p>K\u00f6r\u00fcklerin \u00f6zel tepe ve oluk tasar\u0131m\u0131, t\u00fcp\u00fcn i\u00e7 ve d\u0131\u015f b\u00f6l\u00fcm\u00fcn\u00fcn g\u00fc\u00e7l\u00fc bir t\u00fcrb\u00fclans olu\u015fturacak \u015fekilde s\u00fcrekli mutasyona u\u011framas\u0131 nedeniyle s\u0131v\u0131 ak\u0131\u015f\u0131n\u0131 sa\u011flar. \u00c7ok k\u00fc\u00e7\u00fck bir ak\u0131\u015f h\u0131z\u0131 durumunda bile ak\u0131\u015fkan, borunun i\u00e7inde ve d\u0131\u015f\u0131nda g\u00fc\u00e7l\u00fc bir rahats\u0131zl\u0131k olu\u015fturabilir, bu da \u0131s\u0131 de\u011fi\u015fim borusunun \u0131s\u0131 transfer katsay\u0131s\u0131n\u0131 b\u00fcy\u00fck \u00f6l\u00e7\u00fcde art\u0131r\u0131r. Is\u0131 transfer katsay\u0131s\u0131, geleneksel borulu \u0131s\u0131 de\u011fi\u015ftiricininkinden 2 ~ 3 kat daha y\u00fcksektir.<\/p>\n<ul>\n<li>\u00d6l\u00e7eklendirme ve engelleme yok<\/li>\n<\/ul>\n<p>K\u00f6r\u00fck i\u00e7indeki ve d\u0131\u015f\u0131ndaki ortam her zaman olduk\u00e7a t\u00fcrb\u00fclansl\u0131 bir durumdad\u0131r, bu da orta seviyedeki kat\u0131 par\u00e7ac\u0131klar\u0131n birikmesini zorla\u015ft\u0131r\u0131r; \u00d6te yandan, ortam\u0131n s\u0131cakl\u0131k fark\u0131ndan etkilenmesi bir eksenel genle\u015fme deformasyonu olu\u015fturacak, e\u011frilik s\u0131k s\u0131k de\u011fi\u015fecek, kir ve \u0131s\u0131 de\u011fi\u015fim borusu b\u00fcy\u00fck bir \u00e7ekme kuvveti \u00fcretecek, kire\u00e7 sakinli\u011fi olsa bile bu nedenle k\u0131r\u0131lacakt\u0131r. otomatik olarak kapan\u0131r, b\u00f6ylece \u0131s\u0131 e\u015fanj\u00f6r\u00fc her zaman kal\u0131c\u0131, daha iyi bir \u0131s\u0131 transfer performans\u0131 sa\u011flar.<\/p>\n<ul>\n<li>Otomatik telafi<\/li>\n<\/ul>\n<p>K\u00f6r\u00fcklerin \u00f6zel yap\u0131s\u0131 ve \u015fekli, genle\u015fme derzleri eklenmeden \u0131s\u0131t\u0131lmas\u0131 durumunda termal stresi etkili bir \u015fekilde azaltabilir, b\u00f6ylece \u00fcr\u00fcnlerin yap\u0131s\u0131n\u0131 basitle\u015ftirir ve \u00fcr\u00fcnlerin g\u00fcvenilirli\u011fini art\u0131r\u0131r.<\/p>\n<ul>\n<li>Uzun servis \u00f6mr\u00fc<\/li>\n<\/ul>\n<p>S\u0131cakl\u0131k fark\u0131 stresini etkili bir \u015fekilde azaltan ve b\u00fcy\u00fck s\u0131cakl\u0131k fark\u0131na ve bas\u0131n\u00e7 de\u011fi\u015fimine uyum sa\u011flayabilen eksenel genle\u015fme kabiliyeti artt\u0131r\u0131lm\u0131\u015ft\u0131r, b\u00f6ylece boru a\u011fz\u0131 y\u0131rt\u0131lmas\u0131ndan kaynaklanan s\u0131z\u0131nt\u0131 olmayacakt\u0131r. Y\u00f6nlendirme plakas\u0131 ile k\u00f6r\u00fck aras\u0131ndaki ba\u011flant\u0131, \u0131s\u0131 e\u015fanj\u00f6r\u00fcn\u00fcn \u00f6mr\u00fcn\u00fc uzat\u0131r.<\/p>\n<p>&nbsp;<\/p>","protected":false},"excerpt":{"rendered":"<p>K\u00f6r\u00fck borulu \u0131s\u0131 de\u011fi\u015ftirici, d\u00fcz (parlak) borulu \u0131s\u0131 de\u011fi\u015ftiriciyi temel alan bir y\u00fckseltmedir. Dalgan\u0131n tepesi ve \u00e7ukurunun tasar\u0131m\u0131, borulu \u0131s\u0131 de\u011fi\u015ftiricinin dayan\u0131kl\u0131l\u0131k ve g\u00fcvenlik gibi avantajlar\u0131n\u0131 devral\u0131r ve ayn\u0131 zamanda zay\u0131f \u0131s\u0131 transfer kapasitesi ve kolay kurulum gibi kusurlar\u0131n \u00fcstesinden gelir.<\/p>","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-2133","post","type-post","status-publish","format-standard","hentry","category-social-activities"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/wldstainless.com\/tr\/wp-json\/wp\/v2\/posts\/2133","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/wldstainless.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/wldstainless.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/wldstainless.com\/tr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/wldstainless.com\/tr\/wp-json\/wp\/v2\/comments?post=2133"}],"version-history":[{"count":2,"href":"https:\/\/wldstainless.com\/tr\/wp-json\/wp\/v2\/posts\/2133\/revisions"}],"predecessor-version":[{"id":2137,"href":"https:\/\/wldstainless.com\/tr\/wp-json\/wp\/v2\/posts\/2133\/revisions\/2137"}],"wp:attachment":[{"href":"https:\/\/wldstainless.com\/tr\/wp-json\/wp\/v2\/media?parent=2133"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/wldstainless.com\/tr\/wp-json\/wp\/v2\/categories?post=2133"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/wldstainless.com\/tr\/wp-json\/wp\/v2\/tags?post=2133"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}