

{"id":6927,"date":"2011-10-05T06:14:45","date_gmt":"2011-10-05T03:14:45","guid":{"rendered":"https:\/\/e-marineeducation.com\/tr\/?p=6927"},"modified":"2012-09-01T06:19:06","modified_gmt":"2012-09-01T03:19:06","slug":"gemi-pervanelerinde-kavitasyon","status":"publish","type":"post","link":"https:\/\/e-marineeducation.com\/tr\/gemi-pervanelerinde-kavitasyon\/","title":{"rendered":"Gemi Pervanelerinde Kavitasyon"},"content":{"rendered":"<p style=\"text-align: justify;\"><a style=\"text-align: justify; font-family: Verdana, Arial, Helvetica, sans-serif; font-size: 11px; line-height: normal;\" href=\"https:\/\/e-marineeducation.com\/tr?wp_ct=179\" target=\"_blank\"><img loading=\"lazy\" decoding=\"async\" class=\"alignleft\" src=\"https:\/\/e-marineeducation.com\/tr\/wp-content\/uploads\/Aybars-Oru\u00e7-e-egitim.png\" alt=\"\" width=\"264\" height=\"65\" border=\"0\" \/><\/a><span style=\"text-align: justify;\">Kavitasyon, en basit anlam\u0131 ile pervane y\u00fczeyinde meydana gelen, genellikle 1mm \u00e7ap\u0131ndan k\u00fc\u00e7\u00fck \u00e7ukurla\u015fmalard\u0131r. Bu \u00e7ukurla\u015fmalara <\/span><em style=\"text-align: justify;\"><span style=\"color: #3366cc;\">pitting<\/span><\/em><span style=\"text-align: justify;\"> ad\u0131 da verilir.<\/span><\/p>\n<table style=\"height: 20px;\" border=\"0\">\n<tbody>\n<tr>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: justify;\">Daha geni\u015f \u015fekli ile anlat\u0131cak olursam, pervanenin d\u00f6n\u00fc\u015f\u00fc bir vakum meydana getirir. Bu vakum, deniz suyunun buharla\u015fma bas\u0131nc\u0131 alt\u0131na d\u00fc\u015ferek buharla\u015fmas\u0131n\u0131 ba\u015flat\u0131r. Bu da i\u00e7i su buhar\u0131 dolu kabarc\u0131klar\u0131n olu\u015fmas\u0131na sebep olur. Meydana gelen bu kabarc\u0131klar pervane y\u00fczeyine \u00e7arparak patlar ve pervane malzemesine zarar verir. Bu olaya <em><span style=\"color: #3366cc;\">Gemi Pervanelerinde Kavitasyon<\/span><\/em> ad\u0131 verilir.<\/p>\n<table style=\"height: 20px;\" border=\"0\">\n<tbody>\n<tr>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure id=\"attachment_2037\" aria-describedby=\"caption-attachment-2037\" style=\"width: 630px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2037\" title=\"Kavitasyon Y\u00fczeyi\" src=\"https:\/\/e-marineeducation.com\/tr\/wp-content\/uploads\/Kavitasyon-Y%C3%BCzeyi.png\" alt=\"\" width=\"630\" height=\"404\" \/><figcaption id=\"caption-attachment-2037\" class=\"wp-caption-text\">Kavitasyon Y\u00fczeyi<\/figcaption><\/figure>\n<p style=\"text-align: justify;\">Geminin tonright (ileri) istikametinde hareket etti\u011fini d\u00fc\u015f\u00fcn\u00fcrsek, kavistasyon pervanenin, geminin ba\u015f taraf\u0131ndaki y\u00fczeyinde meydana gelir. Pervanenin bu y\u00fczeyine &#8220;<em><span style=\"color: #3366cc;\">Emi\u015f Taraf\u0131 (Suction side)<\/span><\/em>&#8221; ad\u0131 verilir. Kavitasyon, ak\u0131\u015fkanlar mekani\u011finin inceleme sahas\u0131nda olup s\u0131v\u0131lara \u00f6zg\u00fc bir konudur.<\/p>\n<table style=\"height: 20px;\" border=\"0\">\n<tbody>\n<tr>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: justify;\"><strong>Kavitasyonu Artt\u0131ran Sebepler Nelerdir?<\/strong><\/p>\n<p style=\"text-align: justify;\">Kavitasyonu artt\u0131ran en \u00f6nemli sebep pervane \u00fcretim malzemesinin yeterli kalitede olmay\u0131\u015f\u0131d\u0131r. Pervane devri artt\u0131k\u00e7a kavitasyon h\u0131z\u0131 da artar.<\/p>\n<table style=\"height: 20px;\" border=\"0\">\n<tbody>\n<tr>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<figure id=\"attachment_2030\" aria-describedby=\"caption-attachment-2030\" style=\"width: 630px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-2030\" title=\"Gemi Pervanelerinde Kavistasyon \u00d6rne\u011fi\" src=\"https:\/\/e-marineeducation.com\/tr\/wp-content\/uploads\/Gemi-Pervanelerinde-Kavistasyon-%C3%96rne%C4%9Fi.png\" alt=\"\" width=\"630\" height=\"472\" \/><figcaption id=\"caption-attachment-2030\" class=\"wp-caption-text\">\u00dc\u00e7 Kanatl\u0131 Bir Gemi Pervanesinde Kavitasyon \u00d6rne\u011fi<\/figcaption><\/figure>\n<table style=\"height: 20px;\" border=\"0\">\n<tbody>\n<tr>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: justify;\"><strong>Pervane Y\u00fczeyinde Olu\u015fan Kavitasyonun Zararlar\u0131 Nelerdir?<\/strong><\/p>\n<p style=\"text-align: justify;\">Karina (geminin su alt\u0131nda kalan d\u0131\u015f k\u0131sm\u0131) y\u00fczeyine etki eden de\u011fi\u015fken bas\u0131n\u00e7, gemi g\u00f6vdesi \u00fczerinde titre\u015fime ve dolay\u0131s\u0131yla geminin seyir veriminin d\u00fc\u015fmesine neden olur. Olu\u015fan bu de\u011fi\u015fken bas\u0131nc\u0131n en \u00f6nemli sebebi pervane \/ pervaneler \u00fczerinde meydana gelen kavitasyondur. Meydana gelen titre\u015fim \u00f6zellikle gemi y\u00fcks\u00fcz iken daha fazla hissedilir ve gemiadamlar\u0131n\u0131n ya\u015fam konforunu olumsuz y\u00f6nde etkileyebilece\u011fi gibi elektronik cihazlar\u0131n bozulmalar\u0131na da sebep olabilir.<\/p>\n<table style=\"height: 20px;\" border=\"0\">\n<tbody>\n<tr>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: justify;\">Pervane \u00fczerinde meydana gelen kavitasyonun di\u011fer bir olumsuz sonucu ise pervanenin ba\u011fl\u0131 bulundu\u011fu \u015fafta uygulanan d\u00fczensiz kuvvettir. Bu da \u015faft \u00fczerinde k\u0131lcal \u00e7atlamalar ve ilerleyen s\u00fcre\u00e7 i\u00e7erisinde tamiri olduk\u00e7a zor problemler do\u011furabilir. Kavitasyon ayr\u0131ca pervanenin \u00f6mr\u00fcne etki eden en \u00f6nemli fakt\u00f6rlerden biridir.\u00a0 Kavitasyonun ilerledi\u011fi durumlarda, geminin k\u0131\u00e7 taraf\u0131nda normal olmayan sesler de duyulabilir.<\/p>\n<table style=\"height: 20px;\" border=\"0\">\n<tbody>\n<tr>\n<td><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p style=\"text-align: justify;\"><strong>Kavitasyona U\u011frayan Pervaneler Nas\u0131l Tamir Edilir?<\/strong><\/p>\n<p style=\"text-align: justify;\">Kavitasyona u\u011frayan pervane y\u00fczeyi, pervane malzemesi ile ayn\u0131 \u00f6zellikleri ta\u015f\u0131yan kaynak \u00e7ubuklar\u0131 ile doldurularak d\u00fczeltilebilir.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Kavitasyon, en basit anlam\u0131 ile pervane y\u00fczeyinde meydana gelen, genellikle 1mm \u00e7ap\u0131ndan k\u00fc\u00e7\u00fck \u00e7ukurla\u015fmalard\u0131r. Bu \u00e7ukurla\u015fmalara pitting ad\u0131 da verilir. Daha geni\u015f \u015fekli ile anlat\u0131cak olursam, pervanenin d\u00f6n\u00fc\u015f\u00fc bir vakum meydana getirir. Bu vakum, deniz suyunun buharla\u015fma bas\u0131nc\u0131 alt\u0131na d\u00fc\u015ferek buharla\u015fmas\u0131n\u0131 ba\u015flat\u0131r. Bu da i\u00e7i su buhar\u0131 dolu kabarc\u0131klar\u0131n olu\u015fmas\u0131na sebep olur. Meydana gelen bu &hellip;<\/p>\n","protected":false},"author":1,"featured_media":1974,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"_bbp_topic_count":0,"_bbp_reply_count":0,"_bbp_total_topic_count":0,"_bbp_total_reply_count":0,"_bbp_voice_count":0,"_bbp_anonymous_reply_count":0,"_bbp_topic_count_hidden":0,"_bbp_reply_count_hidden":0,"_bbp_forum_subforum_count":0,"footnotes":""},"categories":[522],"tags":[939,230],"class_list":["post-6927","post","type-post","status-publish","format-standard","has-post-thumbnail","","category-ozel-yazilar","tag-kavitasyon","tag-pervane"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.4 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Gemi Pervanelerinde Kavitasyon - e-MarineEducation.com<\/title>\n<meta name=\"description\" content=\"Gemi pervaneleri y\u00fczeyinde meydana gelen kavitasyonun anlat\u0131ld\u0131\u011f\u0131 yaz\u0131d\u0131r.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/e-marineeducation.com\/tr\/gemi-pervanelerinde-kavitasyon\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Gemi Pervanelerinde Kavitasyon - 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Doktora (PhD) derecesini Norve\u00e7 Bilim ve Teknoloji \u00dcniversitesi'nden (NTNU) alm\u0131\u015ft\u0131r. \u00c7e\u015fitli tip ve tonajlardaki gemielrde \u00e7al\u0131\u015ft\u0131ktan sonra karaya ge\u00e7mi\u015f ve enspekt\u00f6r olarak \u00e7al\u0131\u015fm\u0131\u015ft\u0131r. Teknik ve operasyonel y\u00f6nlerin yan\u0131 s\u0131ra insan fakt\u00f6rlerini de i\u00e7eren geni\u015f bir yelpazede denizcilik siber g\u00fcvenli\u011fi \u00fczerine bilimsel ara\u015ft\u0131rmalar yapmaktad\u0131r. Uluslararas\u0131 Denizcilik \u00d6rg\u00fct\u00fc (IMO) taraf\u0131ndan bir ay s\u00fcreyle ara\u015ft\u0131rmalar\u0131n\u0131 y\u00fcr\u00fctmek \u00fczere kabul edilmi\u015ftir. 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