{"id":399,"date":"2020-04-11T12:03:52","date_gmt":"2020-04-11T10:03:52","guid":{"rendered":"https:\/\/www.fpz.unizg.hr\/zps\/?page_id=399"},"modified":"2023-10-20T09:47:09","modified_gmt":"2023-10-20T07:47:09","slug":"baza-podataka-prometnih-znakova","status":"publish","type":"page","link":"https:\/\/www.fpz.unizg.hr\/zps\/baza-podataka-prometnih-znakova\/","title":{"rendered":"Baza podataka prometnih znakova"},"content":{"rendered":"<h1 class=\"column one\"><span class=\"title\">Implementacija RFID tehnologije u inventar baze podataka prometnih znakova<\/span><\/h1>\n<p><img decoding=\"async\" class=\"scale-with-grid\" src=\"https:\/\/www.fpz.unizg.hr\/zps\/wp-content\/uploads\/2020\/01\/fpz-kosa-crta-dugacka.png\" alt=\"\" \/><br \/>\n<hr class=\"no_line\" style=\"margin: 0 auto 25px auto\"\/>\n<\/p>\n<p><strong>Prometni znakovi u sklopu plana kontrole prometa upozoravaju, vode i informiraju korisnike cesta te reguliraju i upravljaju cestovnim prometom. Da bi ispunili svoju funkciju, moraju biti pravilno i pravovremeno odr\u017eavani. Osnova za planiranje i obavljanje poslova odr\u017eavanja prometnih znakova predstavlja njihova dopunska baza podataka. U tu svrhu Hrvatske ceste d.o.o., kao upravitelj mre\u017ee dr\u017eavnih cesta u Republici Hrvatskoj, sa Zavodom za prometnu signalizacija pri Fakultetu Prometnih znanosti Sveu\u010dili\u0161ta u Zagrebu i tvrtkom SMART \u2013 View d.o.o. iz Hrvatske provelo je projekt u dvije faze s ciljem stvaranja potpune baze prometnih znakova.<br \/>\n<\/strong><\/p>\n<hr class=\"no_line\" style=\"margin: 0 auto 25px auto\"\/>\n\n<p><div class=\"column one-second mobile-one\"><div class=\"mcb-column-inner\">Prva faza bila je izrada baze podataka, odnosno prikupljanje podataka. Tijekom dvogodi\u0161njeg razdoblja, od 2015. do 2017. godine, Zavod je prikupio podatke o 149 435 prometnih znakova na 6 957,23 kilometara dr\u017eavnih cesta u Hrvatskoj. Kako bi stvorili funkcionalnu bazu podataka, prikupljeni su svi relevantni podaci o znakovima: \u0161ifra znaka, GPS koordinate, staciona\u017ea znaka, polo\u017eaj, dimenzije i oblik, naziv proizvo\u0111a\u010da i godina proizvodnje, visina i udaljenost od ruba kolnika, na\u010din postave, klasa retroreflektiraju\u0107eg materijala i vrijednosti retrorefleksije (izmjerene ru\u010dnim retroreflektometrom) kao i digitalna fotografija znaka.<\/div><\/div>\n<div class=\"column one-second mobile-one\"><div class=\"mcb-column-inner\">Druga faza projekta, koja je zapo\u010dela 2017. godine s Finskim partnerima, Sveu\u010dili\u0161tem primijenjenih znanosti Jamk i tvrtkom Aksulit, sastoji se od instalacije pasivnih RFID oznaka na svakom znaku iz baze podataka. Glavni cilj oznaka RFID-a je omogu\u0107iti u\u010dinkovitu i brzu provjeru i a\u017euriranje baze podataka. U tu svrhu, vozilo koje se koristi za standardnu kontrolu cestovnog prometa je opremljeno je RFID \u010dita\u010dem, antenama i prijenosnim PC-jem. Tijekom normalnog pogona, RFID oznake se \u010ditaju i baza podataka automatski se a\u017eurira. Kako bi se odredio maksimalan raspon \u010ditanja, optimalan polo\u017eaj oznake RFID-a na znaku, kut antene i tip polarizacije, brzina vozila i tip oznake RFID-a, provedena su dva pilot projekta. Ukupno je zabilje\u017eeno i uspje\u0161no testirano 700 prometnih znakova u 2018. godini pasivnim oznakama RFID-a.<\/div><\/div>\n<\/p>\n<h3 style=\"text-align: center;\">U suradnji s<\/h3>\n<p><div class=\"column one-fourth mobile-one\"><div class=\"mcb-column-inner\"><a href=\"https:\/\/hrvatske-ceste.hr\/\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-414 size-full\" src=\"https:\/\/www.fpz.unizg.hr\/zps\/wp-content\/uploads\/2020\/04\/hrvceste-rfid-logo.jpg\" alt=\"\" width=\"300\" height=\"150\" \/><\/a><\/div><\/div>\n<div class=\"column one-fourth mobile-one\"><div class=\"mcb-column-inner\"><a href=\"https:\/\/aksulit.com\/en\/home-page\/\"><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-410 size-full\" src=\"https:\/\/www.fpz.unizg.hr\/zps\/wp-content\/uploads\/2020\/04\/aksulit-rfid-logo.jpg\" alt=\"\" width=\"300\" height=\"150\" \/><\/a><\/div><\/div>\n<div class=\"column one-fourth mobile-one\"><div class=\"mcb-column-inner\"><a href=\"http:\/\/jamk.fi\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-409 aligncenter\" src=\"https:\/\/www.fpz.unizg.hr\/zps\/wp-content\/uploads\/2020\/04\/jamk-rfid-logo.jpg\" alt=\"\" width=\"300\" height=\"150\" \/><\/a><\/div><\/div>\n<\/p>\n<div class=\"column one-fourth mobile-one\"><div class=\"mcb-column-inner\"><a href=\"https:\/\/smartview.hr\/\"><img loading=\"lazy\" decoding=\"async\" class=\"size-full wp-image-411 aligncenter\" src=\"https:\/\/www.fpz.unizg.hr\/zps\/wp-content\/uploads\/2020\/04\/smartview-rfid-logo.jpg\" alt=\"\" width=\"300\" height=\"150\" \/><\/a><\/div><\/div>\n\n<p>&nbsp;<\/p>\n<p>Baza podataka dio je mre\u017enog GIS alata koji omogu\u0107uje nadle\u017enim <u>tijelima<\/u> za ceste, u ovom slu\u010daju Hrvatske ceste d.o.o., pristupanje i optimizaciju svih aktivnosti odr\u017eavanja s ciljem pobolj\u0161anja kvalitete prometnih znakova i pove\u0107anje ukupne cestovne sigurnosti.\u00a0S razvijenom bazom podataka, nadle\u017eno tijelo za ceste ima mogu\u0107nost analizirati kako razli\u010diti zemljopisni i prometni \u010dimbenici utje\u010du na kvalitetu razli\u010ditih materijala prometnih znakova i na temelju toga mo\u017ee izraditi plan financijskih sredstava potrebnih za odr\u017eavanje, tj. zamjenu tehni\u010dki neispravnih znakova. Osim boljeg planiranja, nadle\u017ena tijela za ceste mogu ocijeniti kvalitetu proizvo\u0111a\u010da i <u>izvo\u0111a\u010da<\/u> radova. Sukladno tome mogu se odabrati najisplativija rje\u0161enja i materijali za svaku cestu kako bi se osigurala odgovaraju\u0107a kvaliteta potrebna svim sudionicima na cestama i time pove\u0107ala sigurnost istih, posebno u uvjetima slabe vidljivosti. S druge strane, na temelju dostupnih podataka, nadle\u017eno tijelo za ceste mo\u017ee odabrati aktivnosti odr\u017eavanja ve\u0107eg ili manjeg prioriteta te optimizirati tro\u0161kove.<\/p>\n<p><img decoding=\"async\" class=\"scale-with-grid\" src=\"https:\/\/www.fpz.unizg.hr\/zps\/wp-content\/uploads\/2020\/01\/fpz-kosa-crta-dugacka.png\" alt=\"\" \/><br \/>\n<hr class=\"no_line\" style=\"margin: 0 auto 25px auto\"\/>\n<\/p>\n<p><iframe loading=\"lazy\" title=\"Implementation of RFID Technology in Traffic Signs Database Inventory (Corporate promo, 2018.)\" width=\"1220\" height=\"686\" src=\"https:\/\/www.youtube.com\/embed\/UjxKeGmVCyc?feature=oembed\" frameborder=\"0\" allow=\"accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share\" allowfullscreen><\/iframe><\/p>\n<p>&nbsp;<\/p>\n<p>&nbsp;<\/p>\n<div class=\"column one-second mobile-one\"><div class=\"mcb-column-inner\">\n<h2>Kako radi<\/h2>\n<p><img decoding=\"async\" class=\"scale-with-grid\" src=\"https:\/\/www.fpz.unizg.hr\/zps\/wp-content\/uploads\/2020\/01\/fpz-kosa-crta-dugacka.png\" alt=\"\" \/><br \/>\n<hr class=\"no_line\" style=\"margin: 0 auto 25px auto\"\/>\n<br \/>\n<\/div><\/div>\n<div class=\"column one-second mobile-one\"><div class=\"mcb-column-inner\"><a   class=\"button  has-icon button_left button_size_2 button_stroke_custom\"  href=\"https:\/\/www.fpz.unizg.hr\/zps\/wp-content\/uploads\/2020\/09\/Prezentacija_rfidpdf.pdf\" style=\"border-color:#ce0000!important;color:#ce0000;\" target=\"_blank\"    title=\"\"><span class=\"button_icon\"><i class=\"icon-acrobat\"  style=\"color:#ce0000!important;\" aria-hidden=\"true\"><\/i><\/span><span class=\"button_label\">Pogledaj prezentaciju A<\/span><\/a>\n<a   class=\"button  has-icon button_left button_size_2 button_stroke_custom\"  href=\"https:\/\/www.fpz.unizg.hr\/zps\/wp-content\/uploads\/2020\/04\/RFID_Ferko.pdf\" style=\"border-color:#ce0000!important;color:#ce0000;\" target=\"_blank\"    title=\"\"><span class=\"button_icon\"><i class=\"icon-acrobat\"  style=\"color:#ce0000!important;\" aria-hidden=\"true\"><\/i><\/span><span class=\"button_label\">Pogledaj prezentaciju B<\/span><\/a>\n<\/div><\/div>\n<\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter wp-image-416 size-full\" src=\"https:\/\/www.fpz.unizg.hr\/zps\/wp-content\/uploads\/2020\/04\/how-it-works.png\" alt=\"\" width=\"1290\" height=\"1354\" \/><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Implementacija RFID tehnologije u inventar baze podataka prometnih znakova Prometni znakovi u sklopu plana kontrole prometa upozoravaju, vode i informiraju korisnike cesta te reguliraju i upravljaju<span class=\"excerpt-hellip\"> [\u2026]<\/span><\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"inline_featured_image":false,"footnotes":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.5 - 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