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Tasiri dewatering: wellpoints, yadda suke aiki da kuma amfanin yin amfani da

High-kwance ƙasa ruwa muhimmanci hana tattalin arziki aiki, cika ramuka, don nan gaba abubuwa da wahalad da yi tsari, rage AMINCI da karko, wanke tafi da kafuwar. Don yin wannan, ko abin da shafin dace da yi, na farko dewatering ne da za'ayi. Wellpoints amfani da su runtse da ruwa matakin, da damar su yi ayyuka ko da a cikin mafi hadaddun hydrogeological yanayi.

Babbar ka'idar dewatering

Selection na wani musamman hanya domin mu'amala da high ruwan karkashin kasa dogara a kan irin sigogi kamar girman da rami zurfin nan gaba da ginin yi, yanzu geologic da hydrologic yanayi, da dai sauransu. Duk da haka, wani dewatering fasahar da aka yi amfani da daya nufi: .. Ragewan da ruwan karkashin kasa a irin wannan zurfin a kan abin da ba za su iya hana aikin gine-gine.

A general qa'ida ta dewatering hanyoyin shi ne ya halicci ciki mazurari. A akai famfo da ruwa a cikin ƙasa Layer Forms irin mazurari. A wurin da dewatering ne da za'ayi, wellpoints samar da wata rami cibiyar. Bambanci tsakanin ake bukata ruwa matakin da mafi ƙasƙanci batu na mazurari-dimbin yawa depressions kira ciki mazurari.

A zurfin da radius daga cikin ciki na mazurari aka kafa a dogara a kan takamaiman bukatun da kuma yanayi. Wadannan saituna an kiyaye domin cikin dukan lokacin da ake bukata domin gina ayyukan. Yana da muhimmanci cewa wellpoint dewatering ya na da wani m yanayi, kamar yadda idan famfo aka tsaya, ƙasa ruwa zai tashi zuwa na ainihi matakin.

zane wellpoints

Wadannan na'urori kunshi wani bututu, da tsotsa karshen wadda tace an shigar. Saboda gaban da tace a cikin shigarwa ba ya fada wellpoint daskararru (gona, yashi, rock da wani ɓaɓɓake, kuma haka daban-daban. D.).

A diamita da kuma tsawon na shambura aka ƙaddara dangane da zurfin nan gaba rami, kasar gona Properties da ake so bandwidth.

A algorithm aiki wellpoints

Lissafi na wellpoints yi tare da girmamawa ga zama dole diamita daga cikin mazurari. A mike matsayi da kayan aiki da aka shigar a cikin ƙasa a tabo inda ruwan matakin za a gudanar. Wellpoints via wani wuriyar da aka haɗa a famfo don yin famfo ruwa. Wuriyar za a iya sanya daga roba, karfe, ko wasu daban na bututu. Babban abu ne cewa su ne m.

Har wellpoint dewatering zai zama mai tasiri ya dogara a kan dace selection na famfo iya aiki da lissafi adadin, kuma m diamita na tsotsa bututu. Duk da haka, wani lokacin ba za ka iya nuna wani cikakken draining na ruwa-qazanta gona, inda sama a wasu aquitard Layer na ruwa (0.5-1 m) ya zauna. Its kau da aka yawanci cika da tsari na bude lokaci da kuma dewatering aikace-aikace na mobile famfo tsarin yin famfo ruwa daga gare su.

Wellpoint dewatering dabaru

Akwai hanyoyi daban-daban na rage matakin ruwan karkashin kasa via wellpoints.

  • Idan aikin gine-gine da ake bukata kadan dewatering, wellpoint farashinsa ne kai-priming da sauki. Irin wannan kayan aiki na iya rage matakin na ƙasa ruwa zuwa zurfin 4,5-8,5 m. Idan dole da aiki har sai da matsakaicin zurfin dewatering yana amfani da musamman wellpoints a tiered tsarin.
  • Idan ruwan karkashin kasa matakin dole ne a rage zuwa zurfin 18-20 mita, ta amfani na musamman ejector wellpoints ruwa famfo - ejector.
  • Deep centrifugal farashinsa na high ikon amfani ga dewatering zuwa zurfin fiye da 20 mita.
  • A injin hanyar dogara ne a kan yin amfani da musamman ejectors a wanda wani injin tace wurare. Irin wannan tsarin ne iya yadda ya kamata rage matakin na ƙasa ruwa a hydrogeological yanayi na ƙãra mawuyaci.

Selection na musamman hanyar dogara ne a kan dewatering halaye na ƙasa, da yanayi na su aukuwa da kuma damar da aquifer. Bugu da kari, da tace coefficient yana dauke da ake bukata, yanki drained yankin samar da fasaha na yi ko karafa ayyukan, tsowon lokacin dewatering da dewatering halaye na kayan aiki.

girkawa wellpoints

Zabi shigarwa na dewatering kayan aiki ya dogara da halaye na ƙasa a shafin na nan gaba gine-gine.

  • Na'ura mai aiki da karfin ruwa shigarwa Hanyar amfani da lokacin da bukatar rage matakin na ruwa a cikin abin da ya faru da kuma grained yashi kasa. Wannan dabara ya shafi alura ruwa a cikin tace na'urar, to, wanda aka saukar da cikin ƙasa.
  • Inji shigarwa Hanyar bada shawarar ga wellpoint dewatering a tsakuwa da kuma lãka kasa. Domin magudanun ruwa rijiyoyin baya ya fadi na sukar yin amfani da musamman kayan aiki.

A mafi kyau duka Hanyar saitin wellpoints da kuma lambar an ƙaddara da girma daga cikin yankin na magudanun ruwa da kuma ƙasa halaye.

A abũbuwan amfãni daga yin amfani da wellpoint

  • Availability na dewatering kayan aiki.
  • Motsi da kuma sauƙi na shigarwa na tsarin.
  • Babu bukatar yin amfani da wutar lantarki (wellpoints gudu a kan dizal).
  • Yadda ya dace da aiki.
  • Low cost da dewatering a kwatanta da sauran hanyoyin.
  • High dace.

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