ʻO ka ʻenehana hoʻoheheʻe ʻana no ke kūkulu ʻana i ka tunnel lōʻihi kiʻekiʻe (e hoʻomau ʻia)

4. Hoʻolālā hoʻolālā a me ka hoʻolālā ʻōnaehana
4.1 Nā palena hoʻolālā nui
4.1.1 Ka hohonu wili. ʻO ka awelika he 4.5m, a ʻo ka hohonu hoʻoheheʻe kūpono he 4.0m.
4.1.2 Ka nui o na mea pahū. Lawe iā 1.8kg/m3no ka ʻeli ʻana i ka ʻāpana piha, a ʻo ka nui o nā mea pahū no hoʻokahi pahu he 767kg. ʻO ka ʻeli ʻana o ka lua hoʻokele he 1.8kg/m3, a he 364kg ka nui o kekahi mea pahū.
4.1.3 Ka manawa e hoʻolele ai i ka uahi. Ua lawe ʻia ka ʻeli ʻana i ka ʻāpana piha a me nā lua pailaka like i 20 min.
4.1.4 Ka lele ʻana o ka ea o nā ʻauwaʻa ea ma lalo o ka honua no 100 mika. Lawe iā P100=1.0%~2.0%.
4.1.5 Ke hoʻoheheʻe ʻia ke alanui, ʻo 1.5% ka leakage o ka lewa o ka puka makani.
4.1.6 He 4.0m ka helu hoʻohana ʻana o ka ea o ka ʻenekini diesel i loko o ka tunnel ma hope o ka hoʻokomo ʻana i ka mīkini hoʻomaʻemaʻe kinoea.3/(min·kW).
4.1.7 Kiʻekiʻe. E lawe i ka awelika kiʻekiʻe o ka tunnel e like me 3600m.
4.1.8 Koefficient hoʻoponopono piʻi ʻana o ka ea, e lawe ana i ka awelika kiʻekiʻe o ka ʻāpana tunnel ʻo Guanjiao e like me z=3600m, a laila.

4.1.9 E lawe i ke koena o ke ku'e ku'e ma ka 'auwa'a ea, 'o ia ho'i, ka helu Darcy λ= 0.012~0.015.

4.1.10 ʻO 10km/h ka māmā holo maʻamau o ka hoʻolālā ʻana, me ka piʻi ʻana ma kahi o 5° a i ʻole ke ʻano like ʻole o ke alanui, ʻo 5km/h ka māmā.

4.1.11ʻO ke kūpaʻa makani o ka ea inlet a me ka puka o ke kumu inclined. E lawe i ka No. 6 inclined shaft (2808m) ma ke ʻano he laʻana, ma hope o ke komo ʻana o ke kumu inclined i ka lua nui, e hana ʻia ke kūkulu ʻana ma ke kuhikuhi o ke komo ʻana a me ka puka ʻana o nā laina I a me II, me ka huina o 4 mau maka hana.

ʻO ka ʻāpana cross-sectional o ka ea inlet duct ma ka ʻaoʻao kiʻekiʻe o ke kumu inclined he 17.1m2, he 16.96m ka anapuni hapalua, a he 4.03m ke anawaena like. ʻO 22.0m ka ʻāpana cross-sectional o ka duct exhaust ma ka ʻaoʻao haʻahaʻa o ke kumu inclined.2, he 19.88m ka anapuni huinahalike, a he 4.43m ke anawaena like.

4.2 Nā ʻāpana hoʻolālā a me nā ʻōnaehana o ka hoʻolālā Hybrid Ventilation ma ke alanui Clapboard o Inclined Shaft.

Hōʻike ka Papa 4 i ka hoʻolālā ʻana a me nā ʻōnaehana ʻōnaehana o ka hoʻoheheʻe ʻana i hui pū ʻia ma ke alanui papapaʻi o kēlā me kēia kumu. No ka laʻana, ma ka No. 6 inclined shaft, hiki ke koho i ka 125B-2110 type counter-rotating axial flow fan. ʻO 1800m ka nui o ka ea i hoʻolālā ʻia3/ min a ʻo ka nui o ke kaomi ʻana he 5000Pa. , ʻO ka mana kaʻa he 2 × 110kW, a me ka hoʻoponopono wikiwiki ʻelua.

Papa 4 Ka hoʻolālā ʻana o ka hoʻoheheʻe ʻana a me nā ʻōnaehana ʻōnaehana o kēlā me kēia alahele papa paʻi

Kūleʻa

lāʻau No.

ʻAi kuʻi

lōʻihi (m)

Kapili kuhikuhi inlet

lōʻihi Lpuka komo(m)

Ke kūkulu ʻia ʻana o ka puka puka

lōʻihi Lpuka puka(m)

Ka huina ea nui Q ma ka

ʻo ke kumu kūlou (m3/min)

makani komo

ka māmā holo(m/s)

ʻAula hoʻopau

makani makani (m/s)

Huina ea holo poho i

kumu kūlou h(Pa)

Fpuka komo Fpuka puka
5 1935 965 1088 7200 7.0 5.45 1335 Q=1800m3/min, Ht=2200Pa, N=90kW Q=1800m3/min, Ht=2200Pa, N=90kW, φ=1.6m
6 2808 1312 1812 8400 8.18 6.36 1938 Q=1800m3/min, Ht=5000Pa, N=2×110 kW, φ=1.6m Q=2400m3/min, Ht=4100Pa, N=2×110 kW, φ=1.6m
8 1619 1624 547 7800 7.6 5.9 1117 Q=2400m3/min, Ht=4100Pa, N=2×110 kW, φ=1.6m Q=1500m3/min, Ht=2200Pa, N=75 kW, φ=1.6m
9 1126 1353 518 6600 6.4 5.0 777 Q=1800m3/min, Ht=2200Pa, N=110 kW, φ=1.6m Q=1500m3/min, Ht=2200Pa, N=75 kW, φ=1.4m
10 443 3272 2406 9600 9.36 7.27 306 Q=2400m3/min, Ht=4100Pa, N=2×110 kW, φ=1.6m Q=2400m3/min, Ht=4100Pa, N=2×110 kW, φ=1.6m

 

 

 

 


Ka manawa hoʻouna: Jul-04-2022