I-Ventilation Technology for High Altitude Long Distance Tunnel Construction (Izoqhubeka)

5. Umphumela wokungenisa umoya wokwakha

Ngomhla zingama-27 kuNovemba 2009, ukuhlolwa komphumela wokungenisa umoya kwenziwa ekuvulekeni ngakunye komhubhe, futhi umphumela wokungena komoya wobuso obusebenzayo ngamunye wawumuhle. Sithatha i-shaft ethambekele engu-No. 10 njengesibonelo, indawo yokwakha yasebenzisa ubuso obusebenzayo obu-4 ukuze kwakhiwe ngesikhathi esifanayo, futhi izinga lomoya lalihlangabezana nokukhucululwa kwendle nokuphepha kokwakhiwa komhubhe we-alpine. Amazinga okulawulwa kwemvelo, imiphumela elinganisiwe ikhonjiswe kuThebula lesi-5.

Ithebula 5 No. 10 ithebula ledatha lokuqapha umphumela wokuphefumula ku-shaft ethambekele

Indawo Indlela yokungenisa umoya nesimo Indawo yephoyinti lokulinganisa Isimo somsebenzi endaweni i-palm mileage Ibanga lokungena komoya kanye nobude be-

umhubhe wokungenisa umoya ovela ebusweni (m)

Into yokulinganisa
O2okuqukethwe(%) Okuqukethwe kwe-CO(ppm) H2S okuqukethwe(ppm)
No. 10

Hlanganisa i-shaft

I-Clapboard ventilation,

amandla fan 2x55kW

Ngilayini i-Xining direction face ukumunca nokukhipha, kufakwe umoya DK307+384 1358/25 18.5 53 60
Ngilayini ubuso beGolmud I-Gunite, enomoya DK309+798 1940/25 19.0 3 0
Ⅱ umugqa we-Xining direction face Isundu liyayeka ukusebenza, lingena umoya DK307+350 1392/30 18.9 6 0
Ⅱ ubuso besiqondiso se-Golmud Isundu liyayeka ukusebenza, lingena umoya DK309+809 1942/30 19.1 3 0

6. Isiphetho

6.1 Umhubhe waseGuanjiao njengamanje ungumhubhe wezintaba omude kunawo wonke osakhiwa eShayina. Ibhekene nobunzima obukhulu bezobuchwepheshe ekungeneni komoya wokwakha ezindaweni eziphakeme, amabanga amade, kanye nobuso obuningi bokusebenza. Amazinga okungenisa umoya asetshenziswa emazweni ahlukahlukene emhlabeni ngokuvamile aphakathi kuka-3 no-8m3/(kW·min). Ngokwesimo sangempela ezweni lami, ukuqaliswa kwezindinganiso zokukhucululwa kwendle ekwakhiweni kwemihubhe yaseGuanjiao ephakeme kakhulu kuhlongozwa.

6.2 Ngokwamafomu enhlangano yokwakha ahlukahlukene asetshenziswa kuMhubhe waseGuanjiao, ngocwaningo lwethiyori oluhlelekile nokuhlolwa kwenkundla, kuhlongozwa umoya wokungenisa umoya wokwakha ohleliwe kanye nokungenisa komoya okuxubile komgwaqo we-shaft clapboard ohlotshaniswayo, okuxazulula ngempumelelo inkinga yokufaka umoya wokwakha. Ukwakhiwa komhubhe omude kuqoqe ulwazi oluyimpumelelo.

6.3 Ubuso obune obusebenzayo bomugqa woku-1 kanye nomugqa wesi-II busetshenziselwa ukwakha shaft ethambekele ekwakhiweni komhubhe omuhle ngesikhathi esisodwa. Imiphumela yokuhlola ibonisa ukuthi umphumela wokungenisa umoya wobuso obusebenzayo ngamunye muhle, futhi izinga lomoya liyahlangabezana nezindinganiso zokungenisa umoya.

                                       Qeda


Isikhathi sokuthumela: Jul-04-2022