{"id":478,"date":"2025-05-17T14:26:19","date_gmt":"2025-05-17T14:26:19","guid":{"rendered":"https:\/\/spectracons.com\/?p=478"},"modified":"2025-08-06T06:10:23","modified_gmt":"2025-08-06T06:10:23","slug":"117-deprem-parametreleri-ss-pga-s1-pga","status":"publish","type":"post","link":"https:\/\/spectracons.com\/?p=478","title":{"rendered":"117-Deprem Parametreleri Ss\/PGA S1\/PGA"},"content":{"rendered":"\n

Deprem Parametreleri Ss\/PGA S1\/PGA<\/em><\/strong><\/p>\n\n\n\n

2007 Deprem Y\u00f6netmeli\u011fi\u2019ndeki spektrumun 2019 da de\u011fi\u015fmesinden sonra, PGA ve Ss, S1 aras\u0131ndaki ili\u015fkiler ve \u00f6nceki tasar\u0131mlarda kullan\u0131lan de\u011ferlerin g\u00fcvenli tarafta kal\u0131p kalmad\u0131\u011f\u0131 konular\u0131 tart\u0131\u015fma konusu olmu\u015ftu.<\/p>\n\n\n\n

Klasik yakla\u015f\u0131m Ss\/PGA de\u011ferinin 2.5 olarak kullan\u0131lmas\u0131yd\u0131. (PGA de\u011feri \u00f6nceki deprem y\u00f6netmeli\u011findeki etkin yer ivmesi katsay\u0131lar\u0131 olarak d\u00fc\u015f\u00fcn\u00fclmelidir.)<\/p>\n\n\n\n

Z.A. Lubkowski, & B. Aluisi taraf\u0131ndan yay\u0131nlanan \u201cDeriving SS and S1 Parameters from PGA Maps\u201d isimli makalede mevcut datalar\u0131n incelenmesi neticesinde yeterli yakla\u015f\u0131kl\u0131kla a\u015fa\u011f\u0131daki \u015fekilde elde edilmi\u015ftir.<\/p>\n\n\n\n

\"\"\/<\/figure>\n\n\n\n

Deriving SS and S1 Parameters from PGA Maps<\/a><\/p>\n\n\n\n

Ss, S1, PGA,MCE gibi tasar\u0131mlarda kar\u015f\u0131m\u0131za \u00e7\u0131kan bir\u00e7ok parametreye ait tan\u0131mlar, \u00f6zet bilgiler ve kaynak d\u00f6k\u00fcmanlar\u0131 a\u015fa\u011f\u0131da bulabilirsiniz. \u0130vme-zaman kay\u0131tlar\u0131ndan spektrumlar\u0131n elde edilmesi gibi yap\u0131 dinami\u011fi\/deprem m\u00fchendisli\u011fi ana ba\u015fl\u0131\u011f\u0131ndaki konular ilerleyen d\u00f6nemde Kaynak D\u00f6k\u00fcmanlar\/Yap\u0131 Dinami\u011fi ba\u015fl\u0131\u011f\u0131 alt\u0131nda payla\u015f\u0131lacakt\u0131r.<\/p>\n\n\n\n

Deprem Y\u00f6netmeli\u011fimizde DD-1 olarak tan\u0131mlanan yer d\u00fczeyi hareketi 50 y\u0131lda a\u015f\u0131lma olas\u0131l\u0131\u011f\u0131 %2 olan, tekrarlanma peryodu 2475 y\u0131l olan deprem, MCE (Maximum considered earhquake veya maximum considered event veya maximum credible earthquake) ye kar\u015f\u0131l\u0131k gelmektedir. Kritik yap\u0131lar i\u00e7in MDE (Maximum design earhquake) , MCE ye e\u015fit kabul edilmektedir. (ER_1110-2-1806)<\/p>\n\n\n\n

Kritik olmayan yap\u0131lar i\u00e7in MDE, 100 y\u0131lda a\u015f\u0131lma olas\u0131l\u0131\u011f\u0131 %10 olan, tekrarlanma peryodu 950 y\u0131l olan deprem t\u00fcr\u00fcd\u00fcr. MDE s\u0131n\u0131f\u0131 depremde yap\u0131da katastrofik bir g\u00f6\u00e7me ve can kayb\u0131 olmamas\u0131 hedeflenir. Bu hareket Deprem Y\u00f6netmeli\u011fimizde DD-2 olarak tan\u0131mlanan yer d\u00fczeyi hareketi 50 y\u0131lda a\u015f\u0131lma olas\u0131l\u0131\u011f\u0131 %10 olan, tekrarlanma peryodu 475 y\u0131l olan depreme kar\u015f\u0131l\u0131k gelmektedir.<\/p>\n\n\n\n

Deprem Y\u00f6netmeli\u011fimizde DD-3 olarak tan\u0131mlanan yer d\u00fczeyi hareketi 50 y\u0131lda (Kabul edilen yap\u0131 \u00f6mr\u00fc, e\u011fer yap\u0131 tipine g\u00f6re yap\u0131 \u00f6mr\u00fc 100 y\u0131l olmal\u0131, tekranlanma peryodu bu durumda 144 y\u0131l) a\u015f\u0131lma olas\u0131l\u0131\u011f\u0131 %50 olan, tekrarlanma peryodu 72 y\u0131l olan deprem OBE (Operating basis earthquake) ye kar\u015f\u0131l\u0131k gelmektedir.<\/p>\n\n\n\n

Baz\u0131 \u00f6zel durumlarda deprem tekerr\u00fcr peryotlar\u0131 aras\u0131nda ge\u00e7i\u015f yap\u0131lmas\u0131 gerekebilir. \u00d6rne\u011fin bir hidroelektrik santral binas\u0131 stabilite hesaplar\u0131nda, in\u015faat sonu analizlerinde OBE Depremi olarak 144 y\u0131l tekerr\u00fcr peryotlu deprem i\u00e7in gerekli parametreler, AFAD verilerinden elde edilemedi\u011fi i\u00e7in 72 ve 475 y\u0131ll\u0131k veriler kullan\u0131larak a\u015fa\u011f\u0131daki form\u00fcller yard\u0131m\u0131yla elde edilebilir. Detayl\u0131 bilgi i\u00e7in “Deprem Etkisi Alt\u0131nda K\u0131y\u0131 ve Liman Yap\u0131lar\u0131 Tasar\u0131m\u0131 \u0130\u00e7in Esaslar” \u015fartnamesi B\u00f6l\u00fcm-2 incelenebilir.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Detayl\u0131 bilgi i\u00e7in ER_1110-2-1806 \u201cEARTHQUAKE DESIGN AND EVALUATION FOR CIVIL WORKS PROJECTS<\/a>\u201d incelenebilir.<\/p>\n\n\n\n

PGA (Peak Ground Acceleration), en y\u00fcksek yer ivmesi ya da eski deprem y\u00f6netmeli\u011fimizde ge\u00e7en ifadesiyle etkin yer ivmesi katsay\u0131s\u0131x\u201dg\u201d dir.<\/p>\n\n\n\n

Ss: K\u0131sa peryot spektral ivme (T=0.2s) (Az katl\u0131 yap\u0131lar i\u00e7in)<\/p>\n\n\n\n

S1:1.0 sn i\u00e7in spektral ivme (G\u00f6receli olarak \u00e7ok katl\u0131 yap\u0131lar i\u00e7in)<\/p>\n\n\n\n

\u0130vme zaman kay\u0131tlar\u0131ndan PSA (Pseudo static acceleration \/spektrum e\u011frileri) spektrumlar\u0131 olu\u015fturmak i\u00e7in genellikle yaz\u0131l\u0131mlar kullan\u0131lmaktad\u0131r. Nonlin, Seismosoft gibi.<\/p>\n\n\n\n

Spektrum e\u011frisi SAP 2000 ile de elde edilebilir fakat hesap modelinde tek serbestlik dereceli olan tek bir yap\u0131 modeli oldu\u011fu i\u00e7in her bir modelden sadece ilgili peryoda kar\u015f\u0131l\u0131k gelen maksimum ivme\/spektral de\u011fer elde edilir ve di\u011fer peryotlar i\u00e7in ayr\u0131 ayr\u0131 model yap\u0131lmas\u0131 gerekti\u011fi i\u00e7in kullan\u0131\u015fl\u0131 olmaz. Anla\u015f\u0131lmas\u0131 a\u00e7\u0131s\u0131ndan tek serbestlik dereceli a\u015fa\u011f\u0131daki gibi bir model yap\u0131labilir. Tan\u0131mlanan zaman tan\u0131m alan\u0131ndaki fonksiyondan spektrum elde edilir. (Display\/Show Response Spectrum Curves). \u00d6rnek time history fonksiyonlar\u0131 SAP2000 kurulum dosyas\u0131 i\u00e7erisinde mevcuttur. A\u015fa\u011f\u0131daki \u00f6rnek i\u00e7in YERMO-1 fonksiyonu kullan\u0131lm\u0131\u015ft\u0131r.<\/p>\n\n\n\n

\"\"\/<\/figure>\n\n\n\n
\"\"\/<\/figure>\n\n\n\n
\"\"\/<\/figure>\n\n\n\n

A\u015fa\u011f\u0131da k\u00fctle de\u011fi\u015ftirilerek yeni sonu\u00e7lar g\u00f6sterilmi\u015ftir.<\/p>\n\n\n\n

\"\"\/<\/figure>\n\n\n\n
\"\"\/<\/figure>\n\n\n\n

\u0130lk modele g\u00f6re k\u00fctle sabit b\u0131rak\u0131lm\u0131\u015f, kesit \u00f6zellikleri de\u011fi\u015ftirilerek 2. modele yak\u0131n peryot i\u00e7in sonu\u00e7lar ise;<\/p>\n\n\n\n

\"\"\/<\/figure>\n\n\n\n
\"\"\/<\/figure>\n\n\n\n

A\u015fa\u011f\u0131daki adresten spektrum olu\u015ftururken kullan\u0131lan form\u00fclizasyona ula\u015f\u0131labilir.<\/p>\n\n\n\n

u<\/p>\n\n\n\n

https:\/\/wiki.csiamerica.com\/display\/kb\/Generating+response-spectrum+curves<\/a><\/p>\n\n\n\n

<\/p>\n","protected":false},"excerpt":{"rendered":"

Deprem Parametreleri Ss\/PGA S1\/PGA 2007 Deprem Y\u00f6netmeli\u011fi\u2019ndeki spektrumun 2019 da de\u011fi\u015fmesinden sonra, PGA ve Ss, S1 aras\u0131ndaki ili\u015fkiler ve \u00f6nceki […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"ub_ctt_via":"","site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-4)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[1],"tags":[],"class_list":["post-478","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"featured_image_src":null,"author_info":{"display_name":"coskunfatih","author_link":"https:\/\/spectracons.com\/?author=1"},"_links":{"self":[{"href":"https:\/\/spectracons.com\/index.php?rest_route=\/wp\/v2\/posts\/478","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/spectracons.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/spectracons.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/spectracons.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/spectracons.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=478"}],"version-history":[{"count":3,"href":"https:\/\/spectracons.com\/index.php?rest_route=\/wp\/v2\/posts\/478\/revisions"}],"predecessor-version":[{"id":771,"href":"https:\/\/spectracons.com\/index.php?rest_route=\/wp\/v2\/posts\/478\/revisions\/771"}],"wp:attachment":[{"href":"https:\/\/spectracons.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=478"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/spectracons.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=478"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/spectracons.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=478"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}