{"id":14404,"date":"2021-07-26T10:38:05","date_gmt":"2021-07-26T07:38:05","guid":{"rendered":"https:\/\/haliccevre.com\/?p=14404"},"modified":"2021-07-26T10:38:05","modified_gmt":"2021-07-26T07:38:05","slug":"gurultu-olcutu-egrileri-nc-egrileri-olcumu-ve-degerlendirmesi","status":"publish","type":"post","link":"https:\/\/demo.haliccevre.com\/gurultu-olcutu-egrileri-nc-egrileri-olcumu-ve-degerlendirmesi\/","title":{"rendered":"G\u00dcR\u00dcLT\u00dc \u00d6L\u00c7\u00dcT\u00dc E\u011eR\u0130LER\u0130 (NC E\u011eR\u0130LER\u0130) \u00d6L\u00c7\u00dcM\u00dc ve DE\u011eERLEND\u0130RMES\u0130"},"content":{"rendered":"

G\u00fcr\u00fclt\u00fc \u00d6l\u00e7\u00fct\u00fc (NC-Noise Criteria) E\u011frileri kapal\u0131 bir alan\u0131n arka plan g\u00fcr\u00fclt\u00fcs\u00fcn\u00fcn de\u011ferlendirilmesi i\u00e7in kullan\u0131lan kriterdir ve \u00e7o\u011funlukla arka plan g\u00fcr\u00fclt\u00fcs\u00fcn\u00fcn kapal\u0131 alandaki faaliyetleri olumsuz olarak etkileyecek kadar y\u00fcksek olup olmad\u0131\u011f\u0131n\u0131n belirlenmesi i\u00e7in kullan\u0131lmaktad\u0131r.<\/p>\n

NC, ilk olarak Amerikan Ulusal Standartlar Enstit\u00fcs\u00fc’ndeki (ANSI) di\u011fer in\u015faat uzmanlar\u0131 ve akustik m\u00fchendisleriyle birlikte MEP (mekanik, elektrik ve tesisat) m\u00fchendisleri taraf\u0131ndan geli\u015ftirilmi\u015ftir. Zaman i\u00e7erisinde ISO (Uluslararas\u0131 Standartlar Te\u015fkilat\u0131) ve ASA (Amerika \u0130statistik\u00a0 Enstit\u00fcs\u00fc) \u2019 de benzer kriterler yay\u0131nlam\u0131\u015ft\u0131r.<\/p>\n

G\u00fcr\u00fclt\u00fc kriteri (NC), bir frekans aral\u0131\u011f\u0131nda belirli bir alandaki g\u00fcr\u00fclt\u00fc seviyesini tan\u0131mlamak i\u00e7in tek bir indeks kullanmaktad\u0131r. Tek bir NC numaras\u0131, 63 Hz ila 8.000 Hz aras\u0131ndaki oktav band\u0131 merkez frekanslar\u0131 aral\u0131\u011f\u0131n\u0131 kapsayan benzersiz bir e\u011friyi temsil eder.<\/p>\n

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NC E\u011frileri<\/em><\/strong><\/p>\n

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NC De\u011ferlerine Kar\u015f\u0131l\u0131k Gelen Oktav Bant Bas\u0131nc\u0131 D\u00fczeyleri<\/em><\/strong><\/p>\n

NC de\u011feri, her bir oktav band\u0131nda \u00f6l\u00e7\u00fclen ses bas\u0131nc\u0131n\u0131n grafi\u011fini \u00e7izerek belirlenebilir. Her e\u011fri, belirli bir NC de\u011feri i\u00e7in ula\u015f\u0131labilecek maksimum oktav bant bas\u0131nc\u0131 d\u00fczeyini belirtmektedir. \u00d6l\u00e7\u00fclen oktav bant bas\u0131nc\u0131, NC e\u011frileri \u00fczerinde i\u015faretlenir ve en b\u00fcy\u00fck e\u011friye yak\u0131n olan NC de\u011feri \u00f6l\u00e7\u00fcm\u00fc yap\u0131lan ortam\u0131n NC de\u011ferini belirler. Ba\u015fka bir deyi\u015fle e\u011friler, kapal\u0131 alanlar\u0131n kabul\u00fcn\u00fc kar\u015f\u0131lamak i\u00e7in a\u015f\u0131lmamas\u0131 gereken oktav bant spektrumlar\u0131n\u0131n s\u0131n\u0131rlar\u0131n\u0131 tan\u0131mlar.<\/p>\n

E\u011fri \u00dczerinde \u00d6l\u00e7\u00fclen De\u011ferin G\u00f6sterimi<\/em><\/strong><\/p>\n

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Yukar\u0131daki \u00f6rnekte \u00e7izilen \u00f6l\u00e7\u00fcm de\u011ferine g\u00f6re NC de\u011feri 57 olarak bulunmu\u015ftur.<\/p>\n

\u00c7e\u015fitli Kapal\u0131 Yerlerdeki Arka Plan G\u00fcr\u00fclt\u00fcs\u00fc \u0130\u00e7in \u00d6nerilen NC De\u011ferleri<\/strong><\/p>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Kapal\u0131 Alan<\/strong><\/td>\nNC De\u011feri<\/strong><\/td>\n<\/tr>\n
Yay\u0131n Ve Kay\u0131t St\u00fcdyolar\u0131<\/td>\n15-20<\/td>\n<\/tr>\n
Konser Ve Opera Salonlar\u0131<\/td>\n20-25<\/td>\n<\/tr>\n
Tiyatrolar Ve Toplant\u0131 Salonlar\u0131<\/td>\n25-30<\/td>\n<\/tr>\n
Sinemalar<\/td>\n30-35<\/td>\n<\/tr>\n
Hastane Odalar\u0131<\/td>\n25-35<\/td>\n<\/tr>\n
Evler, Yatak Odalar\u0131<\/td>\n25-35<\/td>\n<\/tr>\n
K\u00fct\u00fcphaneler, \u00d6zel Ofisler, S\u0131n\u0131flar Ve Mahkeme Salonlar\u0131<\/td>\n30-35<\/td>\n<\/tr>\n
Genel Ofisler<\/td>\n35-45<\/td>\n<\/tr>\n
Restoran, Kafeterya Ve Kantinler<\/td>\n35-45<\/td>\n<\/tr>\n
B\u00fcy\u00fck Ma\u011fazalar Ve D\u00fckkanlar<\/td>\n35-45<\/td>\n<\/tr>\n
Spor Salonlar\u0131 Ve Y\u00fczme Havuzlar\u0131<\/td>\n35-50<\/td>\n<\/tr>\n
Mutfaklar<\/td>\n40-50<\/td>\n<\/tr>\n
Yaz\u0131c\u0131 Vb. Cihazlar\u0131n \u00c7al\u0131\u015ft\u0131\u011f\u0131 Ofisler<\/td>\n40-50<\/td>\n<\/tr>\n
Bilgisayar Odalar\u0131, Tuvalet Ve Banyolar<\/td>\n45-55<\/td>\n<\/tr>\n
\u00dcretim Yap\u0131lan B\u00f6lgeler, Fabrikalar (Hafif Sanayi)<\/td>\n45-65<\/td>\n<\/tr>\n
Fabrikalar (A\u011f\u0131r Sanayi)<\/td>\n55-75<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

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Nihan ERM\u0130\u015e G\u00dcLEN\u00c7<\/p>\n

Y\u00fcksek Fizik\u00e7i<\/p>\n

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KAYNAKLAR<\/strong><\/p>\n

https:\/\/www.engineeringtoolbox.com\/nc-noise-criterion-d_725.html<\/a><\/p>\n

https:\/\/altaintegra.com\/courses\/201912a-noise-criteria\/<\/a><\/p>\n

https:\/\/www.nti-audio.com\/en\/support\/know-how\/what-are-noise-curves<\/a><\/p>\n

H.Nevzat \u00d6zg\u00fcven (2008) G\u00fcr\u00fclt\u00fc Kontrol\u00fc, End\u00fcstriyel ve \u00c7evresel G\u00fcr\u00fclt\u00fc, Geni\u015fletilmi\u015f 2.Bas\u0131m<\/p>\n

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Di\u011fer Blog Yaz\u0131lar\u0131m\u0131z \u0130\u00e7in:\u00a0<\/strong>https:\/\/demo.haliccevre.com\/blog\/\u00a0<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

G\u00fcr\u00fclt\u00fc \u00d6l\u00e7\u00fct\u00fc (NC-Noise Criteria) E\u011frileri kapal\u0131 bir alan\u0131n arka plan g\u00fcr\u00fclt\u00fcs\u00fcn\u00fcn de\u011ferlendirilmesi i\u00e7in kullan\u0131lan kriterdir ve \u00e7o\u011funlukla arka plan g\u00fcr\u00fclt\u00fcs\u00fcn\u00fcn kapal\u0131 alandaki faaliyetleri olumsuz olarak etkileyecek kadar y\u00fcksek olup olmad\u0131\u011f\u0131n\u0131n belirlenmesi i\u00e7in kullan\u0131lmaktad\u0131r. NC, ilk olarak Amerikan Ulusal Standartlar Enstit\u00fcs\u00fc’ndeki (ANSI) di\u011fer in\u015faat uzmanlar\u0131 ve akustik m\u00fchendisleriyle birlikte MEP (mekanik, elektrik ve tesisat) m\u00fchendisleri taraf\u0131ndan … Devam\u0131n\u0131 oku<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4],"tags":[321],"class_list":["post-14404","post","type-post","status-publish","format-standard","hentry","category-blog","tag-nc-egrileri"],"_links":{"self":[{"href":"https:\/\/demo.haliccevre.com\/wp-json\/wp\/v2\/posts\/14404","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/demo.haliccevre.com\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/demo.haliccevre.com\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/demo.haliccevre.com\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/demo.haliccevre.com\/wp-json\/wp\/v2\/comments?post=14404"}],"version-history":[{"count":0,"href":"https:\/\/demo.haliccevre.com\/wp-json\/wp\/v2\/posts\/14404\/revisions"}],"wp:attachment":[{"href":"https:\/\/demo.haliccevre.com\/wp-json\/wp\/v2\/media?parent=14404"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/demo.haliccevre.com\/wp-json\/wp\/v2\/categories?post=14404"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/demo.haliccevre.com\/wp-json\/wp\/v2\/tags?post=14404"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}