Pehea e koho ai i kahi Pump Grout no ka Tunnel Grouting?

I ka hana ʻana i ka tunnel, nui nā mea kūʻai aku e ʻimi no "pehea e koho ai i kahi ʻōpala grout no ka tunnel grouting" i ke kūʻai ʻana i nā lako. Eia nō naʻe, ke koho maoli ʻana i kahi kumu hoʻohālike, ʻaʻole pono ke nānā wale aku i ke kumu kūʻai a i ʻole nā ​​kikoʻī kaomi; akā, pono e hana ʻia kahi loiloi holoʻokoʻa e pili ana i ke ʻano o ka tunnel grouting, grout material, construction environment, flow rate a me nā koi koi, a me ka hiki ke hana mau o nā mea hana.

1. No ke aha e pono ai ka Pump Grout kūpono no ka hoʻoulu ʻana i ka tunnel?

ʻO nā hiʻohiʻona maʻamau i ka ʻenekinia tunnel e komo i mua grouting, radial grouting, grouting of rock mass fractures, backfill grouting ma hope o ke kapa, grouting ma hope o nā ʻāpana pale, water-stopping grouting, a me ka hoʻoikaika ʻana i nā strata nāwaliwali. Ma na wahi me ka wai-wai hewa, haʻihaʻi pōhaku nui, one papa, nawaliwali ka lepo, a kiʻekiʻe kiʻekiʻe ka wai o ka wai, maʻamau haʻahaʻa-puʻu pauma pinepine ole e hoʻokō i nā koi no ka paʻa, mau, a controllable grouting.
No laila, i ke koho ʻana i ka pauma tunnel grouting, ʻaʻole hopohopo nui nā mea kūʻai aku i ka "ʻo wai ka pauma ka nui loa," akā "ʻo wai ka pama i kūpono i koʻu kūlana tunnel."

2. ʻO ka mea mua, e hoʻoholo i ke ʻano o ka grouting: Pono nā ʻano ʻano like ʻole i nā paila grouting ʻokoʻa

2.1 Ma mua o ka ʻeli ʻana

Inā ʻoi aku ka nui o ka hewa o ka wai, nā ʻāpana haʻihaʻi, a i ʻole ka wai o ka lepo kiʻekiʻe ma mua o ka tunnel, pono maʻamau ka ʻeli ʻana ma mua o ka hoʻomaka ʻana o ka ʻeli ʻana. Pono kēia hiʻohiʻona i ke kaomi kiʻekiʻe e hōʻoia i ka grout hiki ke komo i nā haʻi pōhaku a i ʻole nā ​​​​palapala nāwaliwali.
No ia mau papahana, paipai mākou i ke koho ʻana i kahi pāpaʻi kiʻekiʻe. No ka laʻana, ʻo Wodetec's HWGP250 / 450-250D diesel-driven high-pressure grout injection pump, e hāʻawi ana i ke kaomi kiʻekiʻe o 450 bar a me ka kahe kahe kiʻekiʻe o 250 L / min, ua kūpono ia no nā noi grouting kiʻekiʻe e like me ka hoʻoikaika ʻana i ka lepo, ka hana subway, ka holo kaʻaahi kiʻekiʻe, ka ʻaoʻao ʻenekinia, ka ʻaoʻao kiʻekiʻe. Ua kūpono kēia mau mea hana diesel no nā tunnels, nā mines, a me nā kahua kūkulu hale waho nui ʻē aʻe kahi i hilinaʻi ʻole ʻia ai ka mana.

2.2 Kiekie-Pression Jet Grouting

Inā makemake ka papahana i ka ʻokiʻoki, ka hui ʻana, a me ka hoʻoikaika ʻana i nā papa lepo palupalu-e like me nā ʻāpana o ke kaʻaahi, nā lua eli ke kahua, ka hoʻoikaika ʻana i ka puka puka a me ka hoʻomalu ʻana no nā paia mau o lalo-ʻo ke kiʻekiʻe-press jet grouting pump ke koho kūpono.
ʻO Wodetec's HWGP114/500-120D Diesel-driven High-pressure Jet-Grouting Pump he mea hoʻoheheʻe kiʻekiʻe kiʻekiʻe kiʻekiʻe kiʻekiʻe i hiki ke hāʻawi i kahi kaomi kiʻekiʻe o 500 bar a me kahi kahe kahe o 114 L / min. He kūpono ia no ka jet grouting kiʻekiʻe, ka hoʻoikaika ʻana i ka lepo palupalu, nā papahana subway, ke kaʻa holo kiʻekiʻe, ka ʻenekinia lalo, nā pale pale wai, ka mana seepage koʻu, a me ka heleuma slope.

2.3 Ka Hoʻohuʻi ʻana i ka ʻūhā

Inā loaʻa nā hemahema, nā pilikia hoʻopaʻa, a i ʻole ka delamination ma hope o ke kākoʻo mua a i ʻole ka laina kiʻekiʻe o kahi tunnel, pono ka backfill grouting. Pono kēia palapala noi i ka hāʻawi ʻana i ka grout paʻa me ka liʻiliʻi o ka pulsation a me ka hiki ke hana mau, ʻoiai hiki ke hoʻomake i ka slurry cement, mortar, a i ʻole slurry aggregate maikaʻi.
ʻO ka Wodetec's HWGM50 / 80PLD-E Double-Plunger Hydraulic Grout Pump he mea kūpono ia no ka hoʻoulu ʻana i ka mortar liner liner backfill mortar pumping, grouting lepo, hoʻopaʻa paʻa ʻana, ka wai wai, ka uhi ʻana o ka tunnel, nā kumu i lalo o ka wai, nā alahaka, a me ka slope grouting. Me ke kaomi helu o 0-50 bar a me ka helu kahe o 0-80 L /min, hiki ke hoʻololi i ke kaomi a me ke kahe ma o ka ʻōnaehana hydraulic. ʻO kēia ʻano ʻano pāpaʻi lua-plunger hydraulic grout he mea kūpono loa ia no ka grouting ma hope o nā lining tunnel, grouting backfill maʻamau, a me ka grouting hoʻoikaika haʻahaʻa.

2.4 ʻO ka lepo sima, ka lepo Bentonite, a me ka hoʻohuihui lepo

Inā hoʻohana ka papahana i ka slurry sima, ka slurry bentonite, a i ʻole nā ​​​​mea hoʻoheheʻe wai ʻē aʻe no ka hoʻohui ʻana i ka lepo, ka puʻu kumu grouting, ka hoʻopiha ʻana i ka lepo, a i ʻole ka lawe ʻana i kahi mamao lōʻihi, pono ia e kālele i ka slurry compatibility, particle passage capacity, a me ke kahe o ke kahe.
Hiki ke hoʻohana ʻia ʻo Wodetec's HWGP95/165PL-E Horizontal Slurry Grouting Pump no ka lawe ʻana i nā hui wai e like me ka slurry sima a me ka slurry bentonite, e kūpono ana ia no nā noi e pili ana i ka hoʻohui ʻana i ka lepo, ka pilang, a me ka lawe ʻana i nā mea mamao. Me ke kaomi hana o 16.5 MPa a me kahi kahe kahe o 0-95 L / min, kūpono kēia kŘkohu no nā papahana tunnel a me nā kumu e koi ana i ke kaomi kiʻekiʻe a me ka hāʻawi ʻana i ka slurry paʻa.

3. He aha nā ʻāpana kumu pono e noʻonoʻo ʻia i ke koho ʻana i kahi Pump Tunnel Grouting?

3.1 ʻOi aku ke kiʻekiʻe: ʻAʻole ʻoi aku ka maikaʻi o nā manawa a pau—Pono ia e kūlike me ke ʻano o ka honua.

Nīnau pololei ka nui o nā mea kūʻai aku: "Pehea ka nui o ke kaomi e pono ai iaʻu no ka hoʻoulu ʻana i ka tunnel?" ʻO ka ʻoiaʻiʻo, pono e hoʻoholo ʻia ke kaomi grouting ma muli o nā haʻihaʻi pōhaku, ke kaomi wai o ka lepo, ka hohonu o ka luawai, slurry viscosity, a me ka radius grouting i hoʻolālā ʻia.
Inā haʻahaʻa loa ke kaomi, ʻaʻole hiki i ka grout ke pālahalaha maikaʻi; inā kiʻekiʻe loa ke kaomi ʻana, hiki i ka haʻihaʻi ʻana i ka pōhaku, ka leaka ʻana o ka lepo, ka haʻalulu ʻana o ka lepo, a i ʻole nā ​​​​pilikia o ke kūkulu ʻana. No laila, i ke koho ʻana i kahi pāpaʻi kiʻekiʻe kiʻekiʻe cement grout, pono e hāʻawi ʻia ka mea nui i nā mea hana me ke kaomi hiki ke hoʻololi ʻia, ka mana paʻa, a me nā pale palekana piha.
No ka laʻana, ʻo ka HWDH75/100 PI-E High-Pressure Vertical Grouting Pump he 0-100 bar ka hiki ke hoʻololi ʻia a me ka kahe kahe o 0–75 L/min, i kūpono ia no nā ʻano e like me ka permeation grouting, consolidation grouting, backfill grouting, groupressure fracturing kiʻekiʻe. No ka grouting i loko o nā tunnels, liʻiliʻi-cross-section underground projects, mines, and dam foundations, ʻo kēia ʻano o ka paʻa kiʻekiʻe-pressure grouting pump e hōʻike ana i kahi hoʻolālā paʻa, maʻalahi o ka hana, a me nā kumukūʻai mālama haʻahaʻa.

3.2 Flow Rate: ʻO ke kaomi ke kī no ka hoʻoulu ʻana i nā māwae liʻiliʻi, ʻoiai ʻo ka kahe kahe ke kī no ka hoʻopiha nui.

No ka hoʻopaʻa ʻana i nā māwae, ka hoʻoikaika ʻana i mua, a i ʻole ka hoʻoulu ʻana i ka lua hohonu, ʻo ka mea maʻamau ka nānā ʻana i ka paʻa paʻa; no ka hoʻopiha ʻana ma hope o nā linings, ka hoʻopiha piha ʻana, ka pale tunneling grouting, a i ʻole ka hoʻoikaika ʻana i ka ʻāina nui, ʻo ka nānā ʻana i ka holo kahe mau.
Hāʻawi ʻo Wodetec's HWGP440/50PI-22E High-Pressure Horizontal Grouting Pump i ka holo kahe kiʻekiʻe o 440 L / min a me ke kaomi kiʻekiʻe o 5 MPa, i kūpono ia no nā papahana i ka mining, geological drilling, railways, highways, water conservancy a me hydro-power rebridgein buildings. No ka tunnel backfill grouting a i ʻole nā ​​papahana grouting kumu e koi ana i ka hāʻawi ʻana i ke kahe kiʻekiʻe o ka slurry sima, hāʻawi kēia ʻano o ka pāpaʻi kiʻekiʻe kiʻekiʻe kiʻekiʻe kiʻekiʻe kiʻekiʻe grouting i nā pono ʻokoʻa.

3.3 Nā ʻano Slurry: Slurry Cement, Mortar, Bentonite, a i ʻole Chemical Grout?

ʻO nā mea maʻamau i hoʻohana ʻia i ka hoʻoheheʻe ʻana i ka tunnel, ʻo ia ka slurry cement, microfine cement grout, bentonite cement slurry, mortar, watering grout, a me kemika grout. Hoʻokomo nā slurries ʻokoʻa i nā koi like ʻole ma ka pamu:
ʻO ka slurry sima a me ka slurry bentonite e pono ai i nā paila me ke kūpaʻa aahu maikaʻi a me ka hiki ke lawe paʻa; ʻO nā slurries mortar a me nā mea hoʻohui maikaʻi e pono ai i nā mea hana e hiki ai i kekahi mau ʻāpana nui ke hele i loko; ʻOi aku ka manaʻo nui o nā grouts kemika i ka pololei o ka ana ʻana, ka hoʻomalu ʻana i ke kaomi, a me ka hoʻohālikelike ʻana i nā mea.
Inā hoʻohana ka mea kūʻai aku i ka slurry sima a i ʻole mortar no ka hoʻoheheʻe ʻana i ka tunnel, ʻo ka HWGM90/100PLD-E Compact Cement Mortar Injection Pump kahi koho maikaʻi loa. Me ka helu kahe ana o 0–90 L/min a me ka helu kaomi o 0–100 bar, keia kŘkohu mea kūpono no ka hoopuka ana i ka sima slurry, mortar, a me ka maikai aggregate hoopiha mea me ka nui particle ≤8 mm. Hiki ke hoʻohana ʻia i nā papahana e like me ka hoʻihoʻi ʻana o ka tunnel, ka hoʻoikaika ʻana i ka lepo, ka wai wai a me ka leak sealing, nā kumu i lalo o ka wai, ke alahaka deck grouting, a me ka slope heleuma.

3.4 Mana Mana: Diesel-aukaha a uila paha?

Hōʻike ʻia nā kahua kūkulu tunnel i nā kaiapuni paʻakikī, a ʻo ke koho ʻana i ke kumu mana e hoʻopili pū i ke koho ʻana i nā mea hana.
Inā ʻaʻole paʻa ka lako mana ma ke kahua kūkulu, a i ʻole inā aia ka pāhana ma kahi koʻu, wahi mauna, papahana mālama wai, a i ʻole kahua ākea ākea nui, ʻoi aku ka maʻalahi o ka hoʻokomo ʻana i nā pumps grouting diesel. No ka laʻana, ʻo ka HWGP250/450-250D a me HWGP114/500-120D nā hiʻohiʻona ʻelua i hoʻohana ʻia i ka diesel i kūpono no nā kahua ʻenekinia nui a me nā pae ʻenekini kiʻekiʻe.
Inā loaʻa kahi lako mana paʻa ma ka pūnaewele a aia nā koi e pili ana i ka walaʻau, ka hoʻokuʻu ʻana, a me ka maʻalahi o ka mālama ʻana, ʻoi aku ka maikaʻi o nā paila uila-hydraulic grouting a i ʻole nā ​​​​pamu hoʻoheheʻe uila uila. No ka laʻana, ʻo ka HWDH70&90 Hydraulic High-Pressure Grout Pump he hydraulically drived, me ka helu helu o 10 MPa a me nā kahe kahe o 0-70 L / min a i ʻole 0-100 L / min. He kūpono ia no ka nui o nā noi, e like me ka grouting lepo, ka hoʻoikaika ʻana i ke kumu, ka wai wai, ka lining tunnel, ke kūkulu ʻana i ke alahaka, a me ka slope grouting.

4. ʻO wai ʻo Wodetec grout pumps i ʻōlelo ʻia no nā kūlana tunnel like ʻole?

Inā ʻo kāu nīnau ʻo "pehea e koho ai i kahi ʻōpala grout no ka tunnel grouting", hiki iā ʻoe ke koho wikiwiki i ke koho ma muli o nā pae hoʻohālike:

Hoʻohana 1: Nā hewa waiwai wai, ka nui o nā pōhaku i haʻihaʻi ʻia, hoʻoikaika i mua

Manaʻo:HWGP250/450-250D Diesel-driven High-pressure Grout Injection Pump
ʻO ke kumu no ka manaʻo: ʻO ke kaomi kiʻekiʻe, ka nui o ke kahe, a me ka diesel-driven, e kūpono ia no ka grouting kiʻekiʻe, hoʻoikaika i ka lepo palupalu, a me ka seepage control grouting i nā tunnels nui, nā subways, nā mines, a me nā papahana ʻenekinia lalo.

Hoʻohana 2: ʻO ka jet grouting kiʻekiʻe, ke kūkulu ʻia ʻana o ka puka subway, a me ka mālama ʻana i ka lepo palupalu

Manaʻo:HWGP114/500-120D ʻO ka Pum Hoʻokiʻekiʻe ʻo Jet-Grouting Pump
Nā kumu no ka Manaʻo: ʻO ke kaomi kiʻekiʻe kiʻekiʻe, kūpono no ka jet grouting kiʻekiʻe, ka hoʻoikaika ʻana i ka lepo palupalu, nā pale hoʻomalu seepage, a me ka hoʻomaikaʻi ʻana i ka lepo i nā papahana ʻenekinia lalo.

Noi 3: Hoʻopiha hou ʻia ma hope o nā linings tunnel, grouting tunnel maʻamau

Manaʻo:HWGM50/80PLD-E Pākuʻi Kūʻai Kūʻai ʻAlua
Ke kumu o ka Manaʻo: Loaʻa i kahi hoʻolālā pālua-plunger me ka kahe kahe paʻa, kūpono ia no ka hoʻopiha ʻana ma hope o nā linings tunnel, grouting lepo, hoʻokūpaʻa kumu, a me ka grouting wai.

Noi 4: Sima Slurry, Bentonite Slurry, a me ka lepo Stabilization

Manaʻo:HWGP95/165PL-E Horizontal Slurry Grouting Pump
Ke kumu no ka Manaʻo: He kūpono no ka lawe ʻana i ka slurry sima, slurry bentonite, a me nā hui wai; kūpono no ka hoʻoikaika ʻana i ka lepo, ka hoʻoulu ʻana i ke kumu pile, a me ka lawe ʻana i ka slurry lōʻihi.

Hoʻohana 5: ʻO nā Tunnels liʻiliʻi-a-Medium-nui, Mines, Dam Foundations, and Curtain Grouting

Manaʻo:HWDH75/100 PI-E Pum Kiekie Vertical Grouting Pump
Nā kumu no ka Manaʻo: Hoʻolālā paʻa me ke kaomi hiki ke hoʻololi ʻia a me ke kahe kahe; kūpono no nā ʻano hana grouting like ʻole, me ka seepage grouting, compaction grouting, backfill grouting, pale grouting, a me ke kiʻekiʻe-pressure fracturing grouting.

Hoʻohana 6: ʻO ka pahu sima, nā ʻāpana maikaʻi, ka hoʻihoʻi ʻana o ka tunnel, a me ka leak sealing

Manaʻo ʻia:HWGM90/100PLD-E Pum Hoʻopaʻa Paʻa Paʻa
ʻO ke kumu no ka manaʻo: hiki ke hoʻomoʻi i ka slurry cement, mortar, a me nā mea hoʻopihapiha hoʻopihapiha maikaʻi ≤8mm, kūpono no ka hoʻihoʻi ʻana o ka tunnel, ka hoʻoikaika ʻana i ka honua, ka wai a me ka leak sealing, a me ka heleuma slope.

Hoʻohana 7: ʻO ka hoʻoheheʻe ʻana i ka tunnel multi-purpose, hoʻoikaika i ke kumu, a me nā hana wai wai

Manaʻo:HWDH70&90 Hydraulic High-Pressure Grout Pump
Ke kumu o ka Manaʻo: Hydraulically drived, compact design, and stable pressure; kūpono no ka hoʻoulu ʻana i ka lepo, ka hoʻoikaika ʻana i ke kumu, ka wai ʻole, ka uhi ʻana o ka tunnel, a me ke kūkulu ʻana i ke alahaka.

5. Pane Hope: Pehea e koho ai aʻO ka Pump Groutno ka Tunnel Grouting?

I ke koho ʻana i kahi pume hoʻoheheʻe tunnel, e hahai i kēia mau ʻanuʻu ʻelima:
ʻO ka mua, e hoʻoholo i ke kumu o ka grouting: No ka hoʻopaʻa ʻana i ka wai, hoʻoikaika, hoʻopiha hou, pale grouting, a i ʻole kiʻekiʻe-press rotary jet grouting?
ʻO ka lua, e hoʻomaopopo i ka mea grout: ʻO ia ka slurry sima, slurry bentonite, mortar, slurry aggregate maikaʻi, a i ʻole grout kemika?
ʻO ke kolu, e hoʻoholo i ke kaomi e koi ʻia a me ke kahe kahe: ʻo ka fissure grouting ka mea mua i ke kaomi, ʻoiai ʻo ka backfilling ʻāpana nui e hoʻokumu i ka nui o ke kahe; kiʻekiʻe-puʻe rotary jet grouting pono i ka helu kiʻekiʻe puʻe.
ʻO ka hā, e nānā i ke kaiapuni kūkulu: Aia kahi lako mana paʻa ma ke kahua tunnel? Pono anei nā mea hana i ke kelepona? Ua kaupalena ʻia ka wahi?
ʻO ka lima, e loiloi i ka hilinaʻi o nā mea hana: E koho i kahi paila grout me ka hiki ke hoʻololi ʻia a me nā kahe kahe, ka hana paʻa, mālama maʻalahi, a me nā hiʻohiʻona palekana.

Inā ʻoe e ʻimi nei i kahiʻūpaʻu ʻōpalakūpono no ka tunnel grouting, hiki iā Wodetec ke ʻōlelo aku i ka hopena pauma grout kūpono e pili ana i ke ʻano hana grouting o ka tunnel project, grout material, pressure and flow rate koi, a me nā kūlana kūkulu hale. Inā no ka hoʻoulu mua ʻana, ka hoʻihoʻi ʻana ma hope o ka uhi ʻana, ka hoʻokele wai o kaʻu, ka hoʻoikaika ʻana i ka lepo palupalu, a i ʻole ka rotary jet grouting kiʻekiʻe, ke koho ʻana i ka ʻōpala grout pono he mea nui ia e hoʻomaikaʻi maoli ai i ka hana grouting, e hōʻemi i ka pilikia o ka paʻa ʻana o ka paipu, a e hōʻoia i ka palekana o ke kūkulu ʻana i ka tunnel.