News kuma Society, Tattalin arzikin
Release of hanya a kan layin dogo
Release of hanya - wannan shi ne wani tsanani barazana ga jiragen kasa. fasinjoji iya shan wahala. Kuma a cikin akwati na wannan wani hatsari zirga-zirga a kan zane yankin da aka rufe. To, abin da yake da shi da kuma abin da dalilin?
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Kamar yadda na aikin data daga Department of reluwe da kuma Tsarin ma'aikatar layukan dogo na Rasha Federation, daga 1998 zuwa 2001, tara jirgin kasa wreck a kan Volga, Gabas Siberian, North Caucasus, Moscow da kuma Kudu maso Gabas hanyoyi da aka sa ta saki masana'anta sashe na wani jirgin kasa. Duk da hadarin ya faru a lokacin daga tsakar rana zuwa 16 hours daga watan Afrilu zuwa watan Satumba.
Deformations faruwa tare da hankula kayayyaki na ci gaba da welded dogo, reluwe P65. A karkashin zane sa kankare As'hab, crushed dutse ballast. Hatsarori faru a kan mike stretches daga hanya, kuma akwai biyu kawai lokuta a madauwari masu lankwasa da radius daga 400 zuwa 650 m.
Ga cikakken bincike na dalilai domin auka na zama dole bayani game da fasaha yanayin hanya da kuma raka'a na mirgina stock, derailed. A kayan na ma'aikatar layukan dogo na wadannan bayanan ba su da samuwa. Duk da haka, yana da muhimmanci cewa hanyar da watsi auku a karshen na jirgin kasa, amma ba a gaban shi, kuma duk taron da kekunan shanu ne daidai domin wannan dalilin.
Wadannan misalai ne suka nuna cewa auka daga cikin jiragen kasa saboda wannan zai iya faru a nan gaba. Matakan kamata a dauka don hana watsi hanyar jirgin kasa.
Release of hanya - abin da yake da shi?
Akwai da dama irin laifuffukan Railway hanya: fitarwa, murdiya, fantsama, sata.
Release of hanya - wannan shi ne sakamakon kara danniya a cikin reluwe da maras wata-wata sallama. Thermal danniya - wani irin inji danniya, wanda ya auku a ba uniform zafin jiki rarraba. A wani m irin danniya auku saboda iyakance damar fadada ko matsawa na sauran jikin. Musamman, tsawon kwanakinka ko rage daga cikin dogo hadin gwiwa da kuma hana laths juriya a cikin goyon bayan.
Lokacin da mai tsanani tsawon zai sun karu da wani adadin daidai da thermal fadada coefficient na karfe. Haka kuma, shi zai ragu da ragewa. Domin irin wannan canje-canje samar da tsarin gibba tsakanin reluwe. Idan nakasawa daga cikin more yan stretch ko rufe. Saboda haka, a cikin hunturu iya butt yanki kusoshi bazara - take hakkin dogo Grid kwanciyar hankali.
Zazzabi ejection hanya -. Ban mamaki, domin a lokacin da na game 0.2 seconds, da curvature na dogo da dama taguwar ruwa na 30 zuwa 50 cm, wanda ya auku a kwance jirgin sama a nesa na 40 m Lokaci guda warwatse chippings, tsaga kashi As'hab. A reluwe ne m domin kara yin amfani da matsayin da zama har abada maras kyau.
Yadda za a kauce?
Don hana ejection jointless hanya tsayar da zazzabi yanayi a lokacin kwanciya da Railway hanya. Saboda haka, butt rata size dole ne a shigar a cikin m dogara a kan dumama ruwa. A tsakiyar rabo daga m welded dogo hanya bulala immobile. Kawai da iyakar za a iya taqaitaccen ko tsawo. Awon karfin wuta wanda ya auku a cikin keken ɓangare na dogo ne mai zaman kanta da tsawon ko irin dogo.
Ya canji sa yanayin zafi. Saboda wannan dalili, da bulala dogo da za a gyarawa da zazzabi range. Last lasafta dangane da hanyar zaman lafiya da kuma karfin da dogo. Canja gajiyan na matsawa da kuma tashin hankali dace da zazzabi canje-canje. Akwai musamman dabarbari, wanda zai iya sanin ko m da kuma iyakar da zazzabi. Aikin dole ne a da za'ayi a zazzabi na dogo wanda yayi dace sama na uku da dabara tazara. Idan yanayi bambanta daga ganiya dogo mai gudu tsawon dabam compulsorily na'ura mai aiki da karfin ruwa tensioner. Kamar wancan ne dogo da aka gabatar da so da zazzabi.
m yanayi
Idan lasafta yawan zafin jiki fuska a kasa 10 ° C ko korau, da m amfani da layin dogo line ne kawai zai yiwu tare da lokaci-lokaci ƙarfin lantarki jini.
Don yin wannan, dole ne ka hašawa Daidaita bulala. A cikin irin wannan kayayyaki, da reluwe za a iya maye gurbinsu lokaci zuwa lokaci zuwa dogon ko takaice. Zaka kuma iya amfani da Daidaita na'urorin.
bincike
Duniya ga saki na hanyar hadin kai. Mutane sun riga sun fuskanci sakamakon. A Rasha, daya daga cikin sassan na Samara GUPS gina da kuma shige da gwajin tsayawar a kan wanda dalibai za su iya gudanar da aiki canzawa da watsi hanya, wanda yana da muhimmanci sosai ga binciken wannan yankunan da sabon abu. Training University polygon hada da Railway layi tsawon 70 m da kwana radius na 400 m. Tare da taimakon na'ura mai aiki da karfin ruwa cylinders iya ƙirƙirar lodi daga sama zuwa 300 ton, saita daban-daban sabawa a cikin abun ciki na Railway hanya da rikodin, a karkashin wani kaya da yanayi da kuma watsi faruwa. Lokacin da wannan tsari ya auku a real yi.
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