Pamene tikuyenda kuchokera kumalo ena kupita kwina, kaŵirikaŵiri timaona mopepuka njira zocholoŵana za njanji zomwe zimathandiza kuti masitima aziyenda bwino.Pakatikati pa zomangamangazi pali njanji zachitsulo, zomwe zimapanga gawo lalikulu la njanji.Mwa mitundu yosiyanasiyana ya njanji zachitsulo zomwe zilipo, zomwe zimatsatira muyezo wa BS zimagwira ntchito yofunika kwambiri pakuwonetsetsa kuti njanji ndi zotetezeka komanso zodalirika.
BS standard steel njanji, yomwe imadziwikanso kuti British Standard Rails, idapangidwa ndikupangidwa motsatira zomwe bungwe la British Standards Institution (BSI) limapereka.Manjanjiwa amapangidwa kuti akwaniritse zofunikira komanso magwiridwe antchito, zomwe zimawapangitsa kukhala chisankho chofunikira pomanga ndi kukonza njanji.Kutsatira mulingo wa BS kumatanthauza kudzipereka kuchita bwino, kulimba, komanso kusasinthika popanga njanji zachitsulo, zomwe zimathandizira kuti ntchito za njanji ziziyenda bwino komanso kuti zitetezeke.
Ubwino umodzi wofunikira wa njanji zachitsulo za BS ndi mphamvu zawo zapamwamba komanso kulimba.Njanjizi zimamangidwa pogwiritsa ntchito zitsulo zapamwamba kwambiri ndipo zimayesedwa mwamphamvu kuti zitsimikizire kuti zimatha kupirira katundu wolemetsa, nyengo yoipa, komanso kung'ambika kosalekeza.Zotsatira zake, amapereka kukana kwapadera kusinthika, kusweka, ndi dzimbiri, potero kumakulitsa moyo wanjanji ndikuchepetsa kufunika kosinthitsa kapena kukonzanso pafupipafupi.Kukhazikika kumeneku ndikofunikira pakusunga kukhulupirika kwa zomangamanga za njanji ndikuletsa kusokonezeka pophunzitsa ntchito.
| BS11: 1985 njanji wamba | |||||||
| chitsanzo | kukula (mm) | zinthu | zakuthupi khalidwe | kutalika | |||
| mutu m'lifupi | kutalika | bolodi | kuzama kwa chiuno | (kg/m) | (m) | ||
| A(mm) | B(mm) | C(mm) | D(mm) | ||||
| 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 ndi | 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 ndi | 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 |
Kuphatikiza pa kumanga kwawo kolimba,zitsulo zachitsulozidapangidwa kuti zigwirizane ndi kulekerera kolondola kwamitundu ndi geometric.Mlingo wolondolawu ndi wofunikira kwambiri pakuwonetsetsa kuti masitima akuyenda bwino komanso osasunthika m'mphepete mwa njanji.Potsatira mfundo za BS, njanjizi zimapangidwa ndi mawonekedwe amitundu yosiyanasiyana, kuwongoka, ndi kuyanika, zomwe ndizofunikira kuti muchepetse zolakwika za njanji ndikusunga kulumikizana koyenera pakati pa mawilo a masitima apamtunda ndi masitima apamtunda.Ma geometry eni eni a njanji zachitsulo za BS amathandizira kuti pakhale chitetezo chokwanira komanso chitonthozo chakuyenda njanji, kuchepetsa chiwopsezo cha kusokonekera komanso kupititsa patsogolo magwiridwe antchito a njanji.
Kuphatikiza apo, kutsatira mulingo wa BS kumawonetsetsa kuti njanji zachitsulo zimatsata njira zowongolera nthawi yonse yopanga.Kuyambira pakusankhidwa kwa zida zopangira mpaka pakuwunika komaliza kwa njanji zomalizidwa, kutsatira mosamalitsa zomwe zimatsimikizira kuti njanji zimakwaniritsa zofunikira zamakina, kapangidwe kake, ndi mawonekedwe a magwiridwe antchito.Mlingo waubwinowu ndi wofunikira pakukhazikitsa chidaliro pakudalirika ndi magwiridwe antchito a njanji zachitsulo za BS, kupatsa oyendetsa njanji ndi oyang'anira zomangamanga ndi chitsimikizo chakuti njanjiyo idzakwaniritsa zonse zomwe zimafunikira pamayendedwe olemetsa.
Kufunika kwa njanji zachitsulo za BS kumapitilira kupitilira mawonekedwe awo, chifukwa amakhalanso ndi gawo lofunikira polimbikitsa kugwirizanirana ndi kukhazikika kwamakampani apadziko lonse lapansi.Potsatira mulingo wodziwika komanso wolemekezeka monga muyezo wa BS, mapulojekiti opangira njanji amatha kupindula polumikizana ndi mitundu ingapo ya ma rolling stock, masigino osayina, ndi zida zokonzera zomwe zidapangidwa kuti zizilumikizana mosasunthika ndi njanji zomwe zimakwaniritsa mulingo womwewo.Kugwirizana kumeneku kumapangitsa kuti ntchito yogula, kuyika, ndi kukonza njanji ikhale yosavuta, zomwe zimapangitsa kuti asamawononge ndalama komanso kuti azigwira ntchito moyenera kwa oyendetsa njanji ndi akuluakulu aboma.
Pomaliza, kugwiritsa ntchito BSStandard Railndizofunikira kwambiri pa chitukuko, kukulitsa, ndi kukonza zomangamanga zamakono za njanji.Njanjizi zimakhala ndi mfundo zaubwino, kulimba, kulondola, ndi kugwirizana, zonse zomwe ndizofunikira pakuwonetsetsa kuti njanji zikuyenda bwino.Pomwe kufunikira kwamayendedwe anjanji odalirika komanso ochita bwino kwambiri kukupitilira kukula, udindo wa njanji zachitsulo za BS pakupanga tsogolo la mayendedwe a njanji sungathe kuchulukitsidwa.Potsatira miyezo yokhazikitsidwa ndi British Standards Institution, makampani a njanji angapitirize kudalira mphamvu zotsimikiziridwa za njanji zachitsulo za BS kuti zithandizire kuyenda kwa anthu ndi katundu molimba mtima komanso modalirika.
Nthawi yotumiza: May-23-2024