Iimveliso
-
Ixabiso Elikhuphisanayo Ukwakhiwa Kwezothutho Lwesitimela Sentsimbi Eqhelekileyo DIN
Uthutho lweSitimela seNtsimbi esiqhelekileyo se-DIN, uloliwe luyinto ebalulekileyo, ngoko ke ukuthembeka kwawo kufuneka kuqinisekiswe. Njengesiseko sothutho lweSitimela, yonke intshi yololiwe kufuneka iqinisekise umgangatho kunye nokuchaneka, ukuze kuqinisekiswe ukhuseleko kunye nokuzinza kololiwe. Ke ngoko, ukucutshungulwa kunye nomgangatho wololiwe kufuna ukubekwa esweni okungqongqo kunye nokuvavanywa ngabasebenzi abaziingcali kunye nobuchwephesha.
Ngamafutshane, njengenxalenye ebalulekileyo yothutho lukaloliwe, uloliwe uneempawu zokuba namandla aphezulu, ukumelana nokuguguleka, ukumelana nokugqwala kunye nokuthembeka okuqinileyo, nto leyo engundoqo ekuqinisekiseni ukusebenza ngokukhuselekileyo nangokufanelekileyo koololiwe.
-
Indlu yesikhongozeli ekumgangatho ophezulu Ulwakhiwo lwentsimbi oluphambili olunegumbi lokulala eli-2 elinokuhanjiswa Umthengisi waseTshayina uyathengiswa
Njengesixhobo esisebenzayo, esikhuselekileyo nesisebenzayoisakhiwo sesakhiwo esizinzileyo, isakhiwo sentsimbi siya kudlala indima ebalulekileyo kwicandelo lokwakha elizayo. Ngophuhliso lwesayensi netekhnoloji kunye nenkqubela phambili yoluntu, isakhiwo sentsimbi siya kuqhubeka nokuphucula nokuphucula ukuhlangabezana nokufuna kwabantu rhoqo umgangatho wokwakha, ukhuseleko lokusingqongileyo kunye nobukrelekrele. Ukuziqhelanisa kubonisile ukuba okukhona amandla amakhulu, kokukhona ukuguquguquka kwelungu lentsimbi kukhulu. Nangona kunjalo, xa amandla emakhulu kakhulu, amalungu entsimbi aya kwaphuka okanye ukuguquguquka okukhulu kweplastiki, okuya kuchaphazela umsebenzi oqhelekileyo wesakhiwo sobunjineli. Ukuze kuqinisekiswe ukusebenza okuqhelekileyo kwezixhobo zobunjineli kunye nezakhiwo eziphantsi komthwalo, kufuneka ukuba ilungu ngalinye lentsimbi libe namandla aneleyo okuthwala umthwalo, okwaziwa ngokuba ngumthamo wokuthwala. Umthamo wokuthwala ulinganiswa kakhulu ngamandla aneleyo, ukuqina kunye nokuzinza kwelungu lentsimbi.
-
Ulwakhiwo lwentsimbi oluhle olusele lulungisiwe ngamaxabiso afanelekileyo
Isakhiwo sentsimbisisakhiwo esenziwe ngezinto zentsimbi, enye yezona ntlobo ziphambili zezakhiwo zokwakha. Esi sakhiwo senziwe kakhulu ziibhama, iintsika zentsimbi, ii-trusses zentsimbi kunye nezinye izinto ezenziwe ngentsimbi eneeprofayili kunye neepleyiti zentsimbi. Sisebenzisa i-silanization, i-phosphating ye-manganese ecocekileyo, ukuhlamba kunye nokomisa, i-galvanizing kunye nezinye iinkqubo zokususa umhlwa kunye nokuthintela umhlwa. Izinto okanye iindawo zihlala ziqhagamshelwe nge-welding, ii-bolts okanye ii-rivets. Ngenxa yobunzima bayo obulula kunye nokwakhiwa okulula, isetyenziswa kakhulu kwizakhiwo ezinkulu zefektri, ii-stadium, kunye neendawo eziphakamileyo kakhulu. Izakhiwo zentsimbi zisengozini yokubola. Ngokubanzi, izakhiwo zentsimbi kufuneka zisuswe umhlwa, zigalelwe okanye zipeyintwe, kwaye zigcinwe rhoqo.
-
Isakhiwo seNsimbi saseTshayina Isakhiwo sokuHlala seNsimbi Isakhiwo seNsimbi Villa
Isakhiwo sentsimbiIkwabizwa ngokuba yigridi yesakhiwo sentsimbi, isakhiwo sentsimbi ngenxa yokonga amandla kunye nokukhuselwa kwendalo, eyaziwa ngokuba "zizinto eziluhlaza". Inobunzima obulula, amandla aphezulu, ukumelana nokunyikima nomoya, kunye nexesha elifutshane lokwakha.Ukusebenzisa inkqubo yesakhiwo sentsimbi kwizakhiwo zokuhlala kunokunika ukusebenza okupheleleyo kwi-ductility elungileyo kunye nokukwazi ukuguquguquka kweplastiki okuqinileyo kwesakhiwo sentsimbi, kwaye kunokumelana okuhle kakhulu neenyikima nomoya, okuphucula kakhulu ukhuseleko kunye nokuthembeka kwendlu yokuhlala. Ingakumbi kwimeko yeenyikima kunye neenkanyamba, izakhiwo zentsimbi zinokuphepha umonakalo wokuwa kwezakhiwo.
-
Uyilo lweZakhiwo zeNsimbi ezithengiswayo kwiimodeli ezahlukeneyo
Intsimbi inzima kunezixhobo zokwakha ezifana nekhonkrithi, kodwa amandla ayo aphezulu kakhulu. Umzekelo, phantsi kweemeko ezifanayo zomthwalo, ubunzima be-truss yophahla lwentsimbi yi-1/4-1/3 kuphela yobubanzi obufanayo be-truss yophahla lwekhonkrithi eqinisiweyo, kwaye ukuba i-truss yophahla lwentsimbi enodonga oluncinci ilula, yi-1/10 kuphela. Ke ngoko, izakhiwo zentsimbi zinokumelana nemithwalo emikhulu kwaye zidlule ubude obude kunezakhiwo zekhonkrithi eqinisiweyo.Isiphumo sokonga amandla silungile. Iindonga zenziwe ngentsimbi ekhaphukhaphu, egcina amandla kwaye ikumgangatho ofanayo, enesimo se-C, intsimbi yesikwere, kunye neepaneli zesandwich. Zisebenza kakuhle ekugqumeni ubushushu kwaye ziyakwazi ukumelana nenyikima.
-
Isakhiwo seNsimbi soKwakha iSitishi seGesi seeCanopies zeSitishi sePetroli
Intsimbi inobume obufanayo, i-isotropy, i-modulus enkulu elastiki, i-plasticity elungileyo kunye nokuqina, kwaye ngumzimba ofanelekileyo we-elastoplastic. Ke ngoko, isakhiwo sentsimbi asizukubangelwa kukugqithiswa ngengozi okanye ukugqithiswa kwendawo kwaye umonakalo oqhambukileyo ngequbuliso unokwenza isakhiwo sentsimbi silungelelane ngakumbi nomthwalo wokungcangcazela, isakhiwo sentsimbi kwindawo yenyikima siyakwazi ukumelana nenyikima kunesakhiwo sobunjineli sezinye izinto, kwaye isakhiwo sentsimbi ngokubanzi asonakali kangako kwinyikima.
-
Indlu yeShedi yeNsimbi esakhiwe kwangaphambili Isakhelo seNyumba Isakhiwo seNyumba
Izakhiwo zesakhiwo sentsimbi zifanelekile kwimpembelelo yokuthwala kunye nemithwalo eguqukayo, kwaye zisebenza kakuhle kakhulu ngenyikima. Ulwakhiwo lwangaphakathi lwazo lufana kwaye luphantse lube yi-isotropic. Ukusebenza kwangempela kuhambelana nethiyori yokubala. Ke ngoko, ukuthembeka kwesakhiwo sentsimbi kuphezulu.Inexabiso eliphantsi kwaye ingathuthwa nangaliphi na ixesha. Iimpawu.Izindlu okanye iifektri zesakhiwo sentsimbi zinokuhlangabezana ngcono neemfuno zokwahlulwahlulwa kweendawo ezinkulu ngendlela eguquguqukayo kunezakhiwo zemveli. Ngokunciphisa indawo enqamlezileyo yeekholamu kunye nokusebenzisa iiphaneli zodonga ezilula, izinga lokusetyenziswa kwendawo linokuphuculwa, kwaye indawo yokusetyenziswa ngokufanelekileyo ngaphakathi inokwandiswa malunga ne-6%.
-
Uloliwe weNsimbi oQhelekileyo we-AREMA osemgangathweni
Isitimela seNsimbi esiqhelekileyo se-AREMAyenziwe ngentsimbi ekumgangatho ophezulu enamandla aphezulu kunye nomthwalo ophezulu wokuthwala. Isitimela sikwanayo nokumelana okuhle nokuchaphazeleka kunye nokumelana nokuguquguquka, okunokumelana namandla amakhulu okuchaphazeleka kunye noxinzelelo oluveliswa nguloliwe, okuqinisekisa ukhuseleko kunye nokuzinza kololiwe.
-
Isitimela seNsimbi esiqhelekileyo se-AREMA, Itrekhi yeSitimela esiKhaphukhaphu
Isitimela seNsimbi esiqhelekileyo se-AREMAyenye yezona zinto ziphambili kwinkqubo yothutho ethwala yonke imithwalo yamavili. Ireyile yenziwe ngamacandelo amabini, inxalenye ephezulu yisezantsi yevili enesimo se-"I" esinqamlezileyo, kwaye inxalenye esezantsi yisiseko sentsimbi esithwala umthwalo wesiseko sevili. Ireyile ngokubanzi yenziwe ngentsimbi enamandla aphezulu, enamandla aphezulu, ukumelana nokudinwa, ukumelana nokugqwala kunye nezinye iimpawu ezintle. Iindidi zereyile zahlulwe ngokwemilo kunye nobukhulu be-cross-section, ngokuqhelekileyo kusetyenziswa ukuchongwa kwemodeli yamazwe ngamazwe.
-
Isitimela Esilula Esinobubanzi Obuqhelekileyo kunye Nesitimela Esinzima Esibonelelwayo Isitimela Sentsimbi Esiqhelekileyo Se-AREMA Esisetyenziselwa Itrekhi
I-AREMA Standard Steel Rail ngokubanzi yenziwe ngentsimbi enamandla aphezulu, enamandla aphezulu, ukumelana nokudinwa, ukumelana nokugqwala kunye nezinye iimpawu ezintle. Iindidi zesitimela zahlulwe ngokwemilo kunye nobukhulu obunqamlezileyo, ngokuqhelekileyo kusetyenziswa ukuchongwa kwemodeli yamazwe ngamazwe.
-
I-AREMA Standard Steel Rail Trolley Ukuphakanyiswa Nokuphakanyiswa Kwendlela Enzima Yololiwe Ohamba Ngololiwe Ohamba Ngeenyawo
Okokuqala, i-AREMA Standard Steel Rail inamandla aphezulu kwaye ilukhuni. Ngenxa yokuba inkqubo yezithuthi zikaloliwe kufuneka imelane nomthwalo omkhulu kunye nefuthe loololiwe abahamba ngesantya esiphezulu, amandla entsimbi kaloliwe kufuneka akwazi ukuhlangabezana nezi mfuno.
-
Isitimela sikaloliwe esiKhaphukhaphu esiqhelekileyo saseMelika
Isitimela seNsimbi esiqhelekileyo se-AREMAngokubanzi yahlulwe yaba yintsimbi yesitimela eqhelekileyo, intsimbi yesitimela sasezidolophini kunye nentsimbi yesitimela yesitimela ekhawulezayo. Intsimbi yesitimela eqhelekileyo isetyenziswa kuloliwe oqhelekileyo, onamandla aphezulu kunye nozinzo; Intsimbi yesitimela sasezidolophini isetyenziswa kwicandelo lokuhamba koololiwe basezidolophini, enokumelana nokuguguleka okuphezulu kunye nokugcinwa kwayo; Intsimbi yesitimela ekhawulezayo ephezulu isetyenziselwa oololiwe abakhawulezayo kwaye inamandla aphezulu kunye nozinzo.