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  • Selection of the diameter of the local mine ventilation duct(4)

    Yiyan iwọn ila opin ti ile-isẹ afẹfẹ ti agbegbe (4)

    2. Ohun elo 2.1 Apoti gidi Iwọn afẹfẹ Q ti oju iho ti mi jẹ 3m3 / s, afẹfẹ afẹfẹ ti atẹgun atẹgun mi jẹ 0. 0045 (N · s2) / m4, idiyele agbara afẹfẹ e jẹ 0. 8CNY/kwh;iye owo ti 800mm diamita ti mi fentilesonu duct jẹ 650 CNY/pcs, awọn owo ti mi ve ...
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  • Selection of the diameter of the local mine ventilation duct(3)

    Yiyan iwọn ila opin ti ile-ẹmi afẹfẹ ti agbegbe (3)

    (5) Nibo, E - agbara ti o jẹ nipasẹ ọna atẹgun atẹgun mi nigba fifun, W;h – awọn resistance ti awọn mi fentilesonu duct, N / m2;Q - iwọn didun afẹfẹ ti n kọja nipasẹ afẹfẹ atẹgun mi, m3 / s.1.2.3 Mine fentilesonu duct fentilesonu yan & hellip;
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  • Selection of the diameter of the local mine ventilation duct(2)

    Yiyan iwọn ila opin ti ile-isẹ atẹgun ti agbegbe (2)

    1. Ipinnu ti awọn iwọn ila opin ti aje mi fentilesonu duct 1.1 Mine ventilation duct iye owo Bi awọn iwọn ila opin ti mi fentilesonu duct posi, awọn ohun elo ti a beere tun pọ, ki awọn ra iye owo ti awọn iwakusa duct duct tun mu.Gẹgẹbi awọn itupalẹ iṣiro ...
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  • Selection of the diameter of the local mine ventilation duct(1)

    Yiyan iwọn ila opin ti ile-ẹmi afẹfẹ ti agbegbe (1)

    0 Ifihan Ninu ilana ti ikole amayederun ati iwakusa ti awọn maini ipamo, o jẹ dandan lati ṣagbe ọpọlọpọ awọn kanga ati awọn ọna opopona lati ṣe eto idagbasoke ati lati ṣe iwakusa, gige, ati imularada.Nigbati o ba n ṣawari awọn ọpa, lati le dilute ati tu jiini eruku eruku jade ...
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  • Industry pioneers in mine and tunnel ventilation

    Awọn aṣáájú-ọnà ile-iṣẹ ninu mi ati eefun eefin eefin

    Chengdu Foresight Composite Co. Ltd. jẹ olupilẹṣẹ iṣọpọ inaro ti aṣọ polymer rọ ati awọn ẹru fun mi ati eefin eefin.Oju iwaju jẹ oludari ni eka naa o ṣeun si iyasọtọ rẹ si didara ati ifowosowopo pẹlu awọn alabara lati ṣẹda awọn solusan ti o dara julọ.Awọn didara giga wọnyi ve...
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  • Ventilation Technology for High Altitude Long Distance Tunnel Construction(To be continued)

    Imọ-ẹrọ Fentilesonu fun Ikole Eefin Gigun Gigun Giga (Lati tẹsiwaju)

    5. Ikole fentilesonu ipa Ni Kọkànlá Oṣù 27, 2009, awọn fentilesonu ipa igbeyewo ti a ti gbe jade fun kọọkan eefin šiši, ati awọn fentilesonu ipa ti kọọkan ṣiṣẹ oju dara.Gbigba ọpa ti o ni imọran No.10 gẹgẹbi apẹẹrẹ, agbegbe ikole ti a lo awọn oju iṣẹ 4 lati kọ ni sa ...
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  • Ventilation Technology for High Altitude Long Distance Tunnel Construction(To be continued)

    Imọ-ẹrọ Fentilesonu fun Ikole Eefin Gigun Gigun Giga (Lati tẹsiwaju)

    4. Apẹrẹ atẹgun ati eto eto 4.1 Awọn ipilẹ apẹrẹ akọkọ 4.1.1 Liluho ijinle.Apapọ jẹ 4.5m, ati ijinle bugbamu ti o munadoko jẹ 4.0m.4.1.2 Iye ti explosives.Ya 1.8kg/m3 fun ni kikun-apakan excavation, ati awọn iye ti awọn ibẹjadi fun ọkan fifún ni 767kg.Awọn excavation ti t...
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  • Ventilation Technology for High Altitude Long Distance Tunnel Construction(To be continued)

    Imọ-ẹrọ Fentilesonu fun Ikole Eefin Gigun Gigun Giga (Lati tẹsiwaju)

    3. Awọn eto ifasilẹ ikole yiyan fun awọn ipele ikole ti o yatọ 3.1 Awọn ilana ti Apẹrẹ Ipilẹ Itumọ Itumọ 3.1.1 Ni ibamu si isunmi ati awọn iṣedede imototo fun ikole oju eefin ni awọn agbegbe giga giga, ati gbero iyeida atunṣe ti iwuwo afẹfẹ ...
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  • Ventilation Technology for High Altitude Long Distance Tunnel Construction(To be continued)

    Imọ-ẹrọ Fentilesonu fun Ikole Eefin Gigun Gigun Giga (Lati tẹsiwaju)

    2. Awọn iṣeduro lori fentilesonu ati imototo awọn ajohunše fun ga-giga eefin ikole ni China Ni awọn Plateau agbegbe, awọn air jẹ tinrin, ati awọn eefi itujade ti eefin ikole ẹrọ posi, ati nibẹ ni gidigidi kekere igbeyewo data ni yi iyi.Ninu iwe yii, ni idapo pẹlu Gua…
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  • Ventilation Technology for High Altitude Long Distance Tunnel Construction

    Imọ-ẹrọ Fentilesonu fun Ikole Eefin Gigun Gigun Giga

    1. Guanjiao Tunnel Project Akopọ Guanjiao Tunnel wa ni Tianjun County, Qinghai Province.O jẹ iṣẹ akanṣe iṣakoso ti xining - laini itẹsiwaju Golmud ti Qinghai-Tibet Railway.Oju eefin naa jẹ 32.6km gigun (igbega agbawọle jẹ 3380m, ati igbega okeere jẹ 3324m), ati pe o jẹ pa meji…
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  • Calculation of Ventilation Air Volume and Selection of Equipment in Tunnelling Construction(6)

    Iṣiro Iwọn Afẹfẹ Fentilesonu ati Yiyan Ohun elo ni Ikọle Tunneling (6)

    6. Awọn ọna iṣakoso aabo 6.1 Nigbati o ba nlo titẹ-ninu afẹfẹ, o yẹ ki o ṣeto ideri aabo ni ẹnu-ọna afẹfẹ ti afẹfẹ afẹfẹ lati ṣe idiwọ awọn aṣọ, awọn igi igi, ati bẹbẹ lọ lati fa sinu afẹfẹ ati ipalara eniyan.6.2 Afẹfẹ fentilesonu yẹ ki o ni ipese pẹlu ibori lati ṣe idiwọ ...
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  • Calculation of Ventilation Air Volume and Selection of Equipment in Tunnelling Construction(5)

    Iṣiro Iwọn Afẹfẹ Fentilesonu ati Yiyan Ohun elo ni Ikọle Tunneling (5)

    5. Itọju Imọ-ẹrọ Fentilesonu A. Fun awọn ọna atẹgun ti o rọ ati awọn ọna atẹgun ajija pẹlu imuduro okun waya irin, gigun ti ọkọọkan yẹ ki o pọ si ni deede ati pe nọmba awọn isẹpo yẹ ki o dinku.B. Ṣe ilọsiwaju ọna asopọ eefin eefin eefin.Ẹgbẹ naa...
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