{"id":223578,"date":"2021-02-08T15:45:21","date_gmt":"2021-02-08T15:45:21","guid":{"rendered":"https:\/\/transinfo.pl\/x\/infotram\/tramwaje-szczecinskie-o-walce-z-zima\/"},"modified":"2021-02-08T15:45:21","modified_gmt":"2021-02-08T15:45:21","slug":"tramwaje-szczecinskie-o-walce-z-zima","status":"publish","type":"infotram","link":"https:\/\/transinfo.pl\/x\/infotram\/tramwaje-szczecinskie-o-walce-z-zima\/","title":{"rendered":"Tramwaje Szczeci\u0144skie o walce z zim\u0105"},"content":{"rendered":"<style>p{margin:0 0 1.5rem}p:last-child{margin:0}p.is-style-uppercase{text-transform:uppercase}p.is-style-preheading{color:#12406a;text-transform:uppercase}p.is-style-leadparagraph{font-size:1rem;line-height:1.625;font-weight:700}@media(min-width: 768px){p.is-style-leadparagraph{font-size:1.125rem;line-height:1.5555555556}}p.has-small-margin{margin-bottom:0.625rem}p.has-small-margin+h1,p.has-small-margin+h2,p.has-small-margin+h3{margin-top:1.875rem}\n<\/style>\n<p><strong>Zima to trudny czas dla s\u0142u\u017cb zajmuj\u0105cych si\u0119 infrastruktur\u0105 torow\u0105 i sieciow\u0105. Zar\u00f3wno silne mrozy jak i du\u017ce wahania temperatur w ci\u0105gu doby mog\u0105 powodowa\u0107 awarie i chwilowe wstrzymania ruchu.<\/strong><\/p>\n\n\n\n<p>Sprawne dzia\u0142ania s\u0142u\u017cb powoduj\u0105, \u017ce cho\u0107 do awarii na torowiskach dochodzi\u0142o tej zimy niejednokrotnie, to nie stanowi\u0142y one zagro\u017cenia dla bezpiecze\u0144stwa pasa\u017cer\u00f3w, a problemy usuwane by\u0142y bardzo szybko.<\/p>\n\n\n<style>h1,h2,h3,h4,h5,h6{margin:0 0 1.25rem;font-family:Arial,sans-serif;font-weight:600;color:#050505}h1{font-size:1.875rem;line-height:1.1em;text-transform:none}@media(min-width: 768px){h1{font-size:2.375rem}}h2{font-size:1.1875rem;line-height:1.2em;text-transform:uppercase}@media(min-width: 768px){h2{font-size:1.0625rem}}h3{font-size:0.9375rem;line-height:1.4em;font-weight:900;margin-bottom:0.9375rem}h4{font-size:0.875rem;line-height:1.2em;font-weight:500}h5{font-size:0.9375rem;line-height:1.6;font-weight:400}h6{font-size:0.9375rem;line-height:1.6;font-weight:600}\n<\/style>\n<h2 class=\"wp-block-heading\">Minusowa temperatura<\/h2>\n\n\n\n<p>Okres jesienno-zimowy stanowi szczeg\u00f3lne wyzwanie dla brygad zajmuj\u0105cych si\u0119 utrzymaniem w\u0142a\u015bciwo\u015bci technicznych torowisk tramwajowych. Minusowa temperatura skutkuje kurczeniem si\u0119 i oblodzeniem sieci trakcyjnej. Powstaje wtedy du\u017cy \u0142uk elektryczny podczas kontaktu z odbierakiem pr\u0105du, co mo\u017ce spowodowa\u0107 przepalenie si\u0119 drutu jezdnego i wstrzymanie ruchu tramwajowego.<\/p>\n\n\n\n<p>Zim\u0105 najbardziej absorbuj\u0105cymi s\u0105 zdarzenia wynikaj\u0105ce z dobowej amplitudy temperatur, w szczeg\u00f3lno\u015bci kiedy zmienia ona warto\u015b\u0107 z dodatniej na ujemn\u0105 b\u0105d\u017a odwrotnie, czasami kilkukrotnie w ci\u0105gu doby.&nbsp; Opady \u015bniegu, ale tak\u017ce zamarzaj\u0105ca woda powsta\u0142a na skutek topnienia \u015bniegu stanowi\u0105 problem g\u0142\u00f3wnie dla urz\u0105dze\u0144 torowych takich jak zwrotnice, grza\u0142ki, smarownice czy krzy\u017cownice. Takie zjawisko powoduje wype\u0142nianie wolnych przestrzeni w tych urz\u0105dzeniach (np. przestrze\u0144 przy iglicy), a nawet w samej szynie (rowek prowadz\u0105cy). Mo\u017ce to doprowadzi\u0107 do wykolejenia si\u0119 sk\u0142adu w zwi\u0105zku z czym s\u0142u\u017cby pogotowia, ale tak\u017ce regularne brygady dbaj\u0105 o to, aby \u015bnieg czy l\u00f3d nie zalega\u0142y na torowiskach tramwajowych.<\/p>\n\n\n\n<h2 class=\"wp-block-heading\">Napr\u0119\u017cenia szyn<\/h2>\n\n\n\n<p>Zmiany temperatur powoduj\u0105 tak\u017ce dodatkowe napr\u0119\u017cenia w szynach w skutek czego szczeg\u00f3lnie w eksploatowanych ju\u017c od wielu lat materia\u0142ach mo\u017ce doj\u015b\u0107 do p\u0119kni\u0119cia lub powstawania ubytk\u00f3w. Dzieje si\u0119 tak g\u0142\u00f3wnie z powodu os\u0142abienia przekroju szyny (jego wysoko\u015bci) na skutek zu\u017cycia eksploatacyjnego. W tym przypadku r\u00f3wnie\u017c zar\u00f3wno brygady pogotowia jak i regularne brygady spawalnicze prowadz\u0105 wzmo\u017cone dzia\u0142ania maj\u0105ce na celu usuwanie i zapobieganie awarii.<\/p>\n\n\n\n<p>W strukturach Tramwaj\u00f3w Szczeci\u0144skich nieprzerwanie dzia\u0142aj\u0105 zar\u00f3wno brygady torowe, jak i brygady pogotowia zajmuj\u0105ce si\u0119 utrzymaniem bie\u017c\u0105cym zwrotnic oraz wszelkimi pracami spawalniczymi i pracami interwencyjnymi polegaj\u0105cymi na usuwaniu awarii zg\u0142aszanych przez Central\u0119 Ruchu, obchodowych i motorniczych. Brygady pogotowia pracuj\u0105 24\/h na dob\u0119 i natychmiastowo reaguj\u0105 na ka\u017cd\u0105 usterk\u0119.<\/p>\n\n\n\n<p>W Szczecinie jest 120 kilometr\u00f3w tor\u00f3w i ponad 250 zwrotnic.<\/p>\n","protected":false},"author":1,"featured_media":223579,"comment_status":"","ping_status":"closed","template":"","categories":[23],"tags":[191,874],"class_list":["post-223578","infotram","type-infotram","status-publish","has-post-thumbnail","hentry","category-infrastruktura","tag-szczecin","tag-tramwaje-szczecinskie"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.8 (Yoast SEO v23.7) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Tramwaje Szczeci\u0144skie o walce z zim\u0105 - TransInfo Archiwum<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/transinfo.pl\/x\/infotram\/tramwaje-szczecinskie-o-walce-z-zima\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Tramwaje Szczeci\u0144skie o walce z zim\u0105\" \/>\n<meta property=\"og:description\" content=\"Zima to trudny czas dla s\u0142u\u017cb zajmuj\u0105cych si\u0119 infrastruktur\u0105 torow\u0105 i sieciow\u0105. 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