Thaum peb mus ncig ntawm ib qho chaw mus rau lwm qhov, peb feem ntau tsis quav ntsej txog lub network nyuaj ntawm cov kev tsim kho tsheb ciav hlau uas ua rau kev ua haujlwm ntawm tsheb ciav hlau du thiab zoo. Hauv plawv ntawm cov kev tsim kho no yog cov hlau rails, uas yog cov khoom tseem ceeb ntawm txoj kev tsheb ciav hlau. Ntawm ntau hom hlau rails muaj, cov uas ua raws li tus qauv BS ua lub luag haujlwm tseem ceeb hauv kev ua kom muaj kev nyab xeeb thiab kev ntseeg siab ntawm cov kab ke tsheb ciav hlau.
BS tus qauv hlau rail, tseem hu ua British Standard Rails, yog tsim thiab tsim tawm raws li cov lus qhia tshwj xeeb uas tau teeb tsa los ntawm British Standards Institution (BSI). Cov kev tsheb ciav hlau no tau tsim los ua kom tau raws li qhov yuav tsum tau ua kom zoo thiab ua tau zoo, ua rau lawv yog qhov kev xaiv tseem ceeb rau kev tsim kho thiab kev saib xyuas kev tsheb ciav hlau. Kev ua raws li tus qauv BS qhia txog kev cog lus rau kev ua tau zoo tshaj plaws, kev ruaj khov, thiab kev sib xws hauv kev tsim cov kev tsheb ciav hlau hlau, thaum kawg pab txhawb rau kev ua haujlwm zoo thiab kev nyab xeeb ntawm kev ua haujlwm tsheb ciav hlau.
Ib qho ntawm cov txiaj ntsig tseem ceeb ntawm BS tus qauv hlau rails yog lawv lub zog thiab kev ruaj khov zoo. Cov rails no yog tsim los ntawm kev siv cov khoom siv hlau zoo thiab raug kuaj xyuas kom paub tseeb tias lawv muaj peev xwm tiv taus cov khoom hnyav, huab cua hnyav, thiab kev hnav thiab tsim kua muag tas li. Yog li ntawd, lawv muaj kev tiv thaiv zoo rau kev hloov pauv, tawg, thiab xeb, yog li ua rau txoj kev tsheb ciav hlau ntev dua thiab txo qhov xav tau hloov lossis kho ntau zaus. Qhov kev ruaj khov no yog qhov tseem ceeb rau kev tswj hwm kev ncaj ncees ntawm cov khoom siv tsheb ciav hlau thiab tiv thaiv kev cuam tshuam rau kev pabcuam tsheb ciav hlau.
| BS11: 1985 tus qauv tsheb ciav hlau | |||||||
| qauv | loj (hli) | khoom | cov khoom zoo | ntev | |||
| qhov dav ntawm lub taub hau | qhov siab | lub hauv paus | qhov tob ntawm lub duav | (kg/m3) | (m) | ||
| A(hli) | B (hli) | C(hli) | D(hli) | ||||
| 500 | 52.39 | 100.01 | 100.01 | 10.32 | 24.833 | 700 | 6-18 |
| 60 A | 57.15 | 114.3 | 109.54 | 11.11 | 30.618 | 900A | 6-18 |
| 60R | 57.15 | 114.3 | 109.54 | 11.11 | 29.822 | 700 | 6-18 |
| 70 A | 60.32 | 123.82 | 111.12 | 12.3 | 34.807 | 900A | 8-25 |
| 75 A | 61.91 | 128.59 | 14.3 | 12.7 | 37.455 | 900A | 8-25 |
| 75R | 61.91 | 128.59 | 122.24 | 13.1 | 37.041 | 900A | 8-25 |
| 80 A | 63.5 | 133.35 | 117.47 | 13.1 | 39.761 | 900A | 8-25 |
| 80 R | 63.5 | 133.35 | 127 | 13.49 | 39.674 | 900A | 8-25 |
| 90 A | 66.67 | 142.88 | 127 | 13.89 | 45.099 | 900A | 8-25 |
| 100A | 69.85 | 152.4 | 133.35 | 15.08 | 50.182 | 900A | 8-25 |
| 113A | 69.85 | 158.75 | 139.7 | 20 | 56.398 | 900A | 8-25 |
Ntxiv rau lawv txoj kev tsim kho kom ruaj khov,cov hlau hlautau tsim los ua kom tau raws li qhov ntev thiab geometric tolerances. Qib kev raug no yog qhov tseem ceeb rau kev ua kom lub tsheb ciav hlau txav mus los du thiab ruaj khov raws txoj kev. Los ntawm kev ua raws li BS tus qauv specifications, cov rails no yog tsim nrog cov profiles cross-sectional sib xws, ncaj, thiab sib dhos, uas yog qhov tseem ceeb rau kev txo qis qhov tsis sib xws ntawm txoj kev thiab tswj kev sib cuag zoo tshaj plaws ntawm lub log ntawm lub tsheb ciav hlau thiab cov rails. Lub geometry meej ntawm BS tus qauv steel rails pab txhawb rau kev nyab xeeb thiab kev nplij siab ntawm kev mus ncig tsheb ciav hlau, txo qhov kev pheej hmoo ntawm kev tawm tsam thiab txhim kho kev ua haujlwm zoo ntawm lub network tsheb ciav hlau.
Ntxiv mus, kev ua raws li tus qauv BS ua kom ntseeg tau tias cov hlau hlau tau dhau los ntawm kev tswj xyuas zoo thoob plaws hauv cov txheej txheem tsim khoom. Txij li kev xaiv cov khoom siv raw mus rau qhov kev tshuaj xyuas zaum kawg ntawm cov hlau tiav, kev ua raws li tus qauv lav tias cov hlau hlau ua tau raws li cov khoom siv kho tshuab, cov tshuaj lom neeg sib xyaw, thiab cov yam ntxwv ua tau zoo. Qib kev tswj xyuas zoo no yog qhov tseem ceeb rau kev ntseeg siab rau kev ntseeg siab thiab kev ua tau zoo ntawm BS tus qauv hlau hlau hlau, muab cov neeg ua haujlwm tsheb ciav hlau thiab cov thawj coj kev tsim kho vaj tse nrog kev paub tseeb tias cov hlau hlau hlau yuav ua tau raws li qhov xav tau ntawm kev ua haujlwm tsheb ciav hlau hnyav.
Qhov tseem ceeb ntawm BS tus qauv hlau rails nthuav dav tshaj lawv cov yam ntxwv lub cev, vim lawv kuj ua lub luag haujlwm tseem ceeb hauv kev txhawb nqa kev sib koom tes thiab kev ua tus qauv hauv kev lag luam tsheb ciav hlau thoob ntiaj teb. Los ntawm kev ua raws li tus qauv lees paub thiab hwm xws li BS tus qauv, cov phiaj xwm kev tsim kho tsheb ciav hlau tuaj yeem tau txais txiaj ntsig los ntawm kev sib raug zoo nrog ntau yam kev thauj khoom, cov kab ke teeb liab, thiab cov khoom siv txij nkawm uas tau tsim los sib txuas lus zoo nrog cov tsheb ciav hlau uas ua tau raws li tus qauv tib yam. Qhov kev sib koom tes no ua rau cov txheej txheem kev yuav khoom, kev teeb tsa, thiab kev txij nkawm yooj yim rau cov txheej txheem kev tsim kho tsheb ciav hlau, thaum kawg ua rau kev txuag nqi thiab kev ua haujlwm zoo rau cov neeg ua haujlwm tsheb ciav hlau thiab cov tub ceev xwm.
Hauv kev xaus, kev siv BSTxoj Kev Tsheb Ciav Hlau Txheemyog qhov tseem ceeb rau kev txhim kho, kev nthuav dav, thiab kev saib xyuas cov chaw tsim kho tsheb ciav hlau niaj hnub no. Cov kev tsheb ciav hlau no suav nrog cov ntsiab cai ntawm qhov zoo, kev ruaj khov, kev ua haujlwm raug, thiab kev sib koom ua ke, txhua yam no yog qhov tseem ceeb rau kev ua kom muaj kev nyab xeeb thiab ua haujlwm tau zoo ntawm cov tes hauj lwm tsheb ciav hlau. Raws li qhov kev thov rau cov kab ke tsheb ciav hlau txhim khu kev qha thiab ua tau zoo txuas ntxiv mus, lub luag haujlwm ntawm BS tus qauv hlau tsheb ciav hlau hauv kev tsim lub neej yav tom ntej ntawm kev thauj mus los tsheb ciav hlau tsis tuaj yeem hais ntau dhau. Los ntawm kev ua raws li cov qauv uas tau teeb tsa los ntawm British Standards Institution, kev lag luam tsheb ciav hlau tuaj yeem txuas ntxiv vam khom rau cov peev xwm ua pov thawj ntawm BS tus qauv hlau tsheb ciav hlau los txhawb kev txav mus los ntawm tib neeg thiab khoom nrog kev ntseeg siab thiab kev ntseeg siab.
Lub sijhawm tshaj tawm: Tsib Hlis-23-2024