{"id":3977,"date":"2019-02-06T11:17:26","date_gmt":"2019-02-06T07:47:26","guid":{"rendered":"https:\/\/ctech-llc.com\/tr\/?p=3977"},"modified":"2019-06-10T15:45:50","modified_gmt":"2019-06-10T11:15:50","slug":"frp-cekme-sistemleri","status":"publish","type":"post","link":"https:\/\/ctech-llc.com\/tr\/wikitech\/post-tension","title":{"rendered":"FRP \u00c7ekme Sistemleri"},"content":{"rendered":"<p>&nbsp;<\/p>\n<p>G\u00fcn\u00fcm\u00fczde, in\u015faat end\u00fcstrisinde polimer kompozit malzemelerin kullan\u0131m\u0131, hafif olmas\u0131, kolay montaj\u0131, y\u00fcksek mukavemeti (\u00e7eli\u011fin 5 kat\u0131), \u00fcr\u00fcn ve uygulama varyasyonu, korozyon direnci ve y\u00fcksek dayan\u0131kl\u0131l\u0131k nedeniyle \u00e7ok yayg\u0131nd\u0131r. Bu malzemenin yukar\u0131daki maddelere ek olarak geciktirilmi\u015f olarak kullan\u0131lmas\u0131, elastikiyet mod\u00fc<span style=\"font-size: 14.4px;\">l\u00fcn\u00fc, e\u011filme dayan\u0131m\u0131n\u0131 ve kesme dayan\u0131m\u0131n\u0131 ve yap\u0131sal eleman\u0131n sertli\u011fini artt\u0131r\u0131r. FRP \u00e7ekme teknikleri, <a href=\"https:\/\/ctech-llc.com\/tr\/applications\/structural-elements\/slabs\/\">yap\u0131sa<\/a><\/span><span style=\"font-size: 14.4px;\">l eleman\u0131n \u00f6mr\u00fcn\u00fc ve nihai gerilme kapasitesini artt\u0131r\u0131r ve kopma modlar\u0131na kar\u015f\u0131 emniyet fakt\u00f6r\u00fcn\u00fc artt\u0131r\u0131r. \u00c7ekme kuvvetleri standart geciktirilmi\u015f tendonlar veya y\u00fcksek diren\u00e7li \u00e7ekirdekler taraf\u0131ndan sa\u011flan\u0131r.<\/span><\/p>\n<h2>FRP Geri \u00c7ekme Sistemini Ger\u00e7ekle\u015ftirme Ad\u0131mlar\u0131:<\/h2>\n<ul>\n<li>D\u00fczg\u00fcn olmayan y\u00fczeylerde, y\u00fczey uygulamaya al\u0131nmadan \u00f6nce d\u00fcz olmal\u0131d\u0131r ve geri alma kuvvetlerinin \u00fcye seviyesinde d\u00fczg\u00fcn bir \u015fekilde da\u011f\u0131lmas\u0131n\u0131 sa\u011flay\u0131n.<\/li>\n<li>Mevcut krakerler epoksi veya ba\u015fka y\u00f6ntemlerle uzakla\u015ft\u0131r\u0131labilir.<\/li>\n<li>Tendonlar inhibisyon b\u00f6lgelerine (genellikle organ\u0131n sonuna) y\u00fcklenir.<\/li>\n<\/ul>\n<h2>FRP ile g\u00fc\u00e7lendirilmi\u015f sistemler<\/h2>\n<p>Genel olarak, FRP tabakalar\u0131n\u0131n gerilme mukavemetinin sadece bir k\u0131sm\u0131 \u00f6n gerilimsiz modda kullan\u0131l\u0131r. FRP tabakalar\u0131, \u00f6n bask\u0131 yaparak bu tabakalar\u0131n kapasitesini daha iyi \u015fekillendirmek i\u00e7in kullan\u0131labilir. Asl\u0131nda, \u00f6n-stres, m\u00fckemmel dayan\u0131kl\u0131l\u0131k, servis kolayl\u0131\u011f\u0131 ve nihai kapasite gibi faydalar\u0131 birle\u015ftirir. \u00d6n gerilimde, enine kesitin ta\u015f\u0131ma kapasitesi artarken, s\u00fcnekli\u011fi de artar.<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1909134937\">\n\t\t<a class=\"image-lightbox lightbox-gallery\" href=\"https:\/\/ctech-llc.com\/tr\/wp-content\/uploads\/2019\/06\/Tensa-Ex\u2122-structural-Repair-and-strengthening-with-external-post-tensioning-CTech-LLC-1280x1161.jpg\" title=\"\">\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img width=\"640\" height=\"581\" src=\"https:\/\/ctech-llc.com\/tr\/wp-content\/uploads\/2019\/06\/Tensa-Ex\u2122-structural-Repair-and-strengthening-with-external-post-tensioning-CTech-LLC-640x581.jpg\" class=\"attachment-medium size-medium\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/ctech-llc.com\/tr\/wp-content\/uploads\/2019\/06\/Tensa-Ex\u2122-structural-Repair-and-strengthening-with-external-post-tensioning-CTech-LLC-640x581.jpg 640w, https:\/\/ctech-llc.com\/tr\/wp-content\/uploads\/2019\/06\/Tensa-Ex\u2122-structural-Repair-and-strengthening-with-external-post-tensioning-CTech-LLC-1024x929.jpg 1024w, https:\/\/ctech-llc.com\/tr\/wp-content\/uploads\/2019\/06\/Tensa-Ex\u2122-structural-Repair-and-strengthening-with-external-post-tensioning-CTech-LLC-1280x1161.jpg 1280w, https:\/\/ctech-llc.com\/tr\/wp-content\/uploads\/2019\/06\/Tensa-Ex\u2122-structural-Repair-and-strengthening-with-external-post-tensioning-CTech-LLC-270x245.jpg 270w, https:\/\/ctech-llc.com\/tr\/wp-content\/uploads\/2019\/06\/Tensa-Ex\u2122-structural-Repair-and-strengthening-with-external-post-tensioning-CTech-LLC.jpg 1657w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a>\t\t\n<style scope=\"scope\">\n\n#image_1909134937 {\n  width: 60%;\n}\n<\/style>\n\t<\/div>\n\t\n<h3>\u00a0<\/h3>\n<h3>\u00d6ngerilmeli FRP kullanman\u0131n avantajlar\u0131<\/h3>\n<ul>\n<li>Yap\u0131n\u0131n servis verilebilirli\u011finin artt\u0131r\u0131lmas\u0131 ve deformasyonun azalt\u0131lmas\u0131<\/li>\n<li>\u00c7atlak geni\u015fli\u011fini azaltmada ve \u00e7atlak yaratmada gecikmede etkilidir<\/li>\n<li>Armat\u00fcr\u00fcn i\u00e7 gerilimini \u00e7\u0131karma<\/li>\n<li>Yorulma ar\u0131zas\u0131na kar\u015f\u0131 artan diren\u00e7<\/li>\n<li>\u0130\u00e7 \u00e7ubuklar\u0131n daha y\u00fcksek kuvvetlerde ak\u0131\u015f\u0131<\/li>\n<li>Yap\u0131lardaki \u00f6l\u00fc ve canl\u0131 y\u00fcklerden kaynaklanan d\u00fc\u015f\u00fck bask\u0131lar<\/li>\n<li>B\u00f6l\u00fcm\u00fcn son kapasitesini artt\u0131r\u0131n<\/li>\n<li>\u00d6n gerilme gerilme uzunluklar\u0131n\u0131 art\u0131rarak kesme kapasitesinin artt\u0131r\u0131lmas\u0131<\/li>\n<\/ul>\n<h3>FRP levhalarda \u00f6n bask\u0131 i\u015flemi<\/h3>\n<ul>\n<li>Kavisli \u0131\u015f\u0131n sistemleri (Cambered Beam System)<\/li>\n<li>Ba\u011f\u0131ms\u0131z Kiri\u015f Sistemine Kar\u015f\u0131 Germe Sistemleri<\/li>\n<li>Ana \u015eeride Kar\u015f\u0131 Germe Sistemleri (G\u00fc\u00e7lendirilmi\u015f Kiri\u015fe Kar\u015f\u0131 Gerginlik)<\/li>\n<\/ul>\n<h3>Beton tabakalar\u0131n \u00f6n gerilme ve gerilme s\u0131n\u0131rlar\u0131<\/h3>\n<p>\u00c7ok \u00f6n gerilimli tabakalar, FRP tabakas\u0131n\u0131n ba\u015flang\u0131c\u0131nda ve sonunda y\u00fcksek bir kayma gerilmesine neden olma e\u011filimindedir. Bu kesme gerilimi, d\u00fc\u015f\u00fck \u00f6n gerilim bask\u0131lar\u0131nda bile beton kaplaman\u0131n kayb\u0131na neden olabilir. B\u00f6yle bir olay\u0131 \u00f6nlemek i\u00e7in, tasar\u0131m s\u0131ras\u0131nda gerekli \u00f6nlemler g\u00f6z \u00f6n\u00fcnde bulundurulmal\u0131d\u0131r. Beton kesiti g\u00fc\u00e7lendirilerek betonun kopma mukavemeti art\u0131r\u0131labilir. Ayr\u0131ca, FRP yapra\u011f\u0131n\u0131n ucuna \u00e7apa eklenmesi de kayma \u015feklini azaltabilir.<\/p>\n<h2>Kavisli \u0131\u015f\u0131n sistemleri y\u00f6ntemi<\/h2>\n<p>Bu y\u00f6ntemde, FRP tabakalar\u0131 kiri\u015fin aral\u0131\u011f\u0131n\u0131n ortas\u0131ndaki hidrolik krikolar kullan\u0131larak uzun kiri\u015fi kald\u0131rarak ve b\u00fckerek dolayl\u0131 olarak aktar\u0131l\u0131r. Bu y\u00f6ntemde \u0131\u015f\u0131n, krikolar taraf\u0131ndan tutulan deforme olmu\u015f bir durumdad\u0131r. Sonra FRP tabakalar\u0131 kiri\u015fin taban\u0131na tutturulur ve son olarak, epoksi malzemesi iyice muamele edildi\u011finde, krikolar \u00e7\u0131kar\u0131l\u0131r.<\/p>\n<p>Bu y\u00f6ntemde, \u00f6n gerilimler krikolar\u0131n \u00e7\u0131kar\u0131lmas\u0131ndan sonra ve sadece kiri\u015fin d\u00fc\u015f\u00fck seviyesinde ger\u00e7ekle\u015ftirilir. Bu y\u00f6ntemin dezavantaj\u0131, malzemelerin yetersiz kullan\u0131lmas\u0131na neden olmas\u0131 ve betona zarar vermesidir.<\/p>\n<h2>Ba\u011f\u0131ms\u0131z \u0131\u015f\u0131n\u0131n aksine sistemleri \u00e7ekme y\u00f6ntemi<\/h2>\n<p>Basamaklar\u0131n a\u015fa\u011f\u0131daki \u015fekilde g\u00f6sterildi\u011fi bu y\u00f6ntem, FRP plakalar\u0131n\u0131n bir sisteme do\u011fru \u00e7ekilmesini ve g\u00fc\u00e7lendirmek istedi\u011fimiz ana kiri\u015ften ba\u011f\u0131ms\u0131z bir katman\u0131 i\u00e7erir.Bu y\u00f6ntemde, FRP yapra\u011f\u0131n\u0131n iki ucu \u00e7elik saclara kapat\u0131l\u0131r Krikolar ile d\u00fcz gerginlikte ve \u00e7elik \u00e7er\u00e7eve reaksiyonunun aksine (uzun huzmeden ba\u011f\u0131ms\u0131z olarak) \u00e7ekilir. FRP tabakas\u0131 \u00e7ekilirken, kiri\u015fin alt y\u00fczeyi ve gerdirme yata\u011f\u0131 \u00fczerine yerle\u015ftirilmi\u015f FRP tabakas\u0131n\u0131n \u00fcst y\u00fczeyi birbirine tutturulur ve <a href=\"https:\/\/ctech-llc.com\/tr\/wikitech\/epoxy-resin\/\">epoksi yap\u0131\u015ft\u0131r\u0131c\u0131<\/a> ile birbirine yap\u0131\u015ft\u0131r\u0131l\u0131r. Epoksi yap\u0131\u015ft\u0131r\u0131c\u0131 iyice muamele edildi\u011finde \u00f6n gerdirme sistemi serbest b\u0131rak\u0131l\u0131r ve \u00f6n gerilme kuvveti beton kiri\u015fe iletilir ve daha sonra \u00e7elik levhalarla tutulan FRP yapra\u011f\u0131n\u0131n iki ucu birinci ve sonda kesilir. Bu y\u00f6ntem laboratuvar \u00f6l\u00e7e\u011fi ve k\u00fc\u00e7\u00fck kiri\u015fler i\u00e7in \u00e7ok uygundur, ancak b\u00fcy\u00fck \u00f6l\u00e7ekli uygulamalar ve uygulamalar i\u00e7in \u00f6zel ekipman gerektirir.<\/p>\n<p>\u00a0<\/p>\n\t<div class=\"img has-hover x md-x lg-x y md-y lg-y\" id=\"image_1819394279\">\n\t\t<a class=\"image-lightbox lightbox-gallery\" href=\"https:\/\/ctech-llc.com\/tr\/wp-content\/uploads\/2019\/06\/Tensa-Ex\u2122-multi-strand-external-PT-system-CTech-LLC-1280x961.jpg\" title=\"\">\t\t\t\t\t\t<div class=\"img-inner dark\" >\n\t\t\t<img width=\"640\" height=\"480\" src=\"https:\/\/ctech-llc.com\/tr\/wp-content\/uploads\/2019\/06\/Tensa-Ex\u2122-multi-strand-external-PT-system-CTech-LLC-640x480.jpg\" class=\"attachment-medium size-medium\" alt=\"\" loading=\"lazy\" srcset=\"https:\/\/ctech-llc.com\/tr\/wp-content\/uploads\/2019\/06\/Tensa-Ex\u2122-multi-strand-external-PT-system-CTech-LLC-640x480.jpg 640w, https:\/\/ctech-llc.com\/tr\/wp-content\/uploads\/2019\/06\/Tensa-Ex\u2122-multi-strand-external-PT-system-CTech-LLC-1024x769.jpg 1024w, https:\/\/ctech-llc.com\/tr\/wp-content\/uploads\/2019\/06\/Tensa-Ex\u2122-multi-strand-external-PT-system-CTech-LLC-1280x961.jpg 1280w, https:\/\/ctech-llc.com\/tr\/wp-content\/uploads\/2019\/06\/Tensa-Ex\u2122-multi-strand-external-PT-system-CTech-LLC-270x203.jpg 270w, https:\/\/ctech-llc.com\/tr\/wp-content\/uploads\/2019\/06\/Tensa-Ex\u2122-multi-strand-external-PT-system-CTech-LLC.jpg 1725w\" sizes=\"(max-width: 640px) 100vw, 640px\" \/>\t\t\t\t\t\t\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/a>\t\t\n<style scope=\"scope\">\n\n#image_1819394279 {\n  width: 60%;\n}\n<\/style>\n\t<\/div>\n\t\n<h3>Original kiri\u015f aksine \u00e7ekme sisteminin y\u00f6ntemi<\/h3>\n<p>Ankrajlar\u0131 ay\u0131rma y\u00f6ntemi, bir beton kiri\u015fine ba\u011flan\u0131r, \u00f6nceden gerilmi\u015f FRP tabakalar\u0131 do\u011frudan kiri\u015f \u00fczerine \u00e7ekilir ve kiri\u015flere tutturulur .. FRP levhas\u0131 taraf\u0131ndan \u00f6nceden gerilmi\u015f T-kiri\u015f demeti davran\u0131\u015f\u0131n\u0131n Lieosmo tezah\u00fcr\u00fc inceleyin. Sonu\u00e7lar, FRP tabakalar\u0131n\u0131n bu y\u00f6ntemi FRP&#8217;nin karbondan nihai gerilme mukavemetinin% 23&#8217;\u00fcn\u00fcn bir s\u00fcrt\u00fcnme kuvveti ile s\u00fcrt\u00fcnme kuvveti ile kiri\u015fin b\u00fck\u00fclme mukavemetinin% 11&#8217;e kadar iyile\u015ftirilebilece\u011fini g\u00f6stermi\u015ftir.<\/p>\n<p>Bu alanda, beton kiri\u015flerin \u00f6nceden ayarlanm\u0131\u015f FRP&#8217;ler ile g\u00fc\u00e7lendirilmesi i\u00e7in bu y\u00f6ntemin kullan\u0131lmas\u0131n\u0131n kiri\u015fin verimini ve direncini artt\u0131rd\u0131\u011f\u0131n\u0131 g\u00f6steren bu alanda \u00e7e\u015fitli ba\u015fka \u00e7al\u0131\u015fmalar yap\u0131lm\u0131\u015ft\u0131r.<\/p>\n<h3>\u00a0Pratik ve saha uygulamalar\u0131nda stres \u00f6ncesi y\u00f6ntemlerin kar\u015f\u0131la\u015ft\u0131r\u0131lmas\u0131<\/h3>\n<p>\u00a0<\/p>\n<p>Bu raporda belirtilen \u00fc\u00e7 y\u00f6ntem aras\u0131nda, her y\u00f6ntemin kendi avantajlar\u0131 ve dezavantajlar\u0131 oldu\u011fu belirtilmelidir. Ana kiri\u015fin aksine veya bir d\u0131\u015f kiri\u015fin \u00f6n\u00fcnde bir <a href=\"https:\/\/ctech-llc.com\/tr\/products\/composite-systems\/\">FRP levhas\u0131<\/a> kabul edilebilir bir \u00f6n gerilim seviyesi \u00fcretti\u011finde. Ana kiri\u015fe kar\u015f\u0131 yukar\u0131 \u00e7ekmenin avantaj\u0131 hafif ekipman gerektirmesidir ve bu y\u00f6ntem yap\u0131ya eri\u015fimin k\u0131s\u0131tlamalara tabi oldu\u011fu alanlar da dahil olmak \u00fczere bir\u00e7ok durumda kullan\u0131labilir. D\u0131\u015f kiri\u015fin aksine \u00f6n gerilmenin avantaj\u0131, bu y\u00f6ntemdeki \u00f6n gerdirme ankrajlar\u0131n\u0131n kiri\u015fe p\u00fcr\u00fczl\u00fcl\u00fck vermemesidir, ancak bu y\u00f6ntem uygulama ve uygulama i\u00e7in daha az i\u015fg\u00fcc\u00fc gerektirir. \u00d6nceden ba\u011flanm\u0131\u015f FRP kullan\u0131m\u0131n\u0131n, daha fazla i\u015fg\u00fcc\u00fcne \u00f6n bask\u0131 yapmak i\u00e7in kullan\u0131lan y\u00f6ntem t\u00fcr\u00fcnden ba\u011f\u0131ms\u0131z olarak gerekli oldu\u011fu da belirtilmelidir.<\/p>\n<div style=\"display: none;\"\n    class=\"kk-star-ratings kksr-valign-bottom kksr-align-right kksr-disabled\"\n    data-id=\"3977\"\n    data-slug=\"\">\n    <div class=\"kksr-stars\">\n    <div class=\"kksr-stars-inactive\">\n            <div class=\"kksr-star\" data-star=\"1\">\n            <div class=\"kksr-icon\" style=\"width: px; height: px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"2\">\n            <div class=\"kksr-icon\" style=\"width: px; height: px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"3\">\n            <div class=\"kksr-icon\" style=\"width: px; height: px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"4\">\n            <div class=\"kksr-icon\" style=\"width: px; height: px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\" data-star=\"5\">\n            <div class=\"kksr-icon\" style=\"width: px; height: px;\"><\/div>\n        <\/div>\n    <\/div>\n    <div class=\"kksr-stars-active\" style=\"width: 0px;\">\n            <div class=\"kksr-star\">\n            <div class=\"kksr-icon\" style=\"width: px; height: px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\">\n            <div class=\"kksr-icon\" style=\"width: px; height: px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\">\n            <div class=\"kksr-icon\" style=\"width: px; height: px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\">\n            <div class=\"kksr-icon\" style=\"width: px; height: px;\"><\/div>\n        <\/div>\n            <div class=\"kksr-star\">\n            <div class=\"kksr-icon\" style=\"width: px; height: px;\"><\/div>\n        <\/div>\n    <\/div>\n<\/div>\n    <div class=\"kksr-legend\">\n            <strong class=\"kksr-score\">5<\/strong>\n        <span class=\"kksr-muted\">\/<\/span>\n        <strong>5<\/strong>\n        <span class=\"kksr-muted\">(<\/span>\n        <strong class=\"kksr-count\">10<\/strong>\n        <span class=\"kksr-muted\">\n            votes        <\/span>\n        <span class=\"kksr-muted\">)<\/span>\n    <\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>&nbsp; G\u00fcn\u00fcm\u00fczde, in\u015faat end\u00fcstrisinde polimer kompozit malzemelerin kullan\u0131m\u0131, hafif olmas\u0131, kolay montaj\u0131, y\u00fcksek mukavemeti (\u00e7eli\u011fin 5 kat\u0131), \u00fcr\u00fcn ve uygulama varyasyonu, korozyon direnci ve y\u00fcksek dayan\u0131kl\u0131l\u0131k nedeniyle \u00e7ok yayg\u0131nd\u0131r. Bu malzemenin yukar\u0131daki maddelere ek olarak geciktirilmi\u015f olarak kullan\u0131lmas\u0131, elastikiyet mod\u00fcl\u00fcn\u00fc, e\u011filme dayan\u0131m\u0131n\u0131 ve kesme dayan\u0131m\u0131n\u0131 ve yap\u0131sal eleman\u0131n sertli\u011fini artt\u0131r\u0131r. FRP \u00e7ekme teknikleri, yap\u0131sal eleman\u0131n [&#8230;]\n","protected":false},"author":2,"featured_media":5264,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[58],"tags":[],"_links":{"self":[{"href":"https:\/\/ctech-llc.com\/tr\/wp-json\/wp\/v2\/posts\/3977"}],"collection":[{"href":"https:\/\/ctech-llc.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ctech-llc.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ctech-llc.com\/tr\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/ctech-llc.com\/tr\/wp-json\/wp\/v2\/comments?post=3977"}],"version-history":[{"count":10,"href":"https:\/\/ctech-llc.com\/tr\/wp-json\/wp\/v2\/posts\/3977\/revisions"}],"predecessor-version":[{"id":5287,"href":"https:\/\/ctech-llc.com\/tr\/wp-json\/wp\/v2\/posts\/3977\/revisions\/5287"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ctech-llc.com\/tr\/wp-json\/wp\/v2\/media\/5264"}],"wp:attachment":[{"href":"https:\/\/ctech-llc.com\/tr\/wp-json\/wp\/v2\/media?parent=3977"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ctech-llc.com\/tr\/wp-json\/wp\/v2\/categories?post=3977"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ctech-llc.com\/tr\/wp-json\/wp\/v2\/tags?post=3977"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}