Masu ƙara iska suna aiki a matsayin kayan haɗi masu mahimmanci a cikin injiniyan tushe mai zurfi, suna ba da isasshen iskar matsa lamba don nau'ikan kayan aikin pneumatic da tsarin da ake amfani da su a duk lokacin ginin bango na diaphragm, shigar da labule na katsewa, da kuma ayyukan inganta ƙasa da suka shafi. A matsayin kayan haɗi masu mahimmanci, masu ƙara iska suna ba da damar amfani da kayan aikin da ke amfani da pneumatic a kan wuraren gini masu iyaka inda wasu hanyoyin wutar lantarki za su iya zama ba su dace ba, yayin da suke bayar da iskar matsa lamba mai ɗorewa da za a iya ɗauka wanda ba ya dogara da iyakokin tsarin shafin. A cikin aikace-aikacen tushe mai zurfi, masu ƙara iska suna aiki a cikin mahallin aiki da yawa. A lokacin ginin bango na diaphragm, suna ba da ƙarfin haƙo ga masu haƙo na tasiri, kayan aikin pneumatic, da sauran kayan aikin da suka zama dole don sanya ƙarfin gini da gyaran siminti. A cikin aikace-aikacen jet grouting—ko dai tsarin siminti na ƙasa ko na ruwa—masu ƙara suna bayar da iskar matsa lamba mai ƙarfi da ake buƙata don ingantaccen rarraba slurry da motsa ƙwayoyin ƙasa. Shigar da labule na katsewa yana buƙatar iskar matsa lamba don rage kura a lokacin haƙo, gudanar da kayan aikin karya dutsen pneumatic, da aikace-aikacen cire ruwa. Bugu da ƙari, masu ƙara suna goyon bayan ayyukan tura sandar secant da sandar takarda ta hanyar bayar da ƙarfin tasiri da kayan aikin girgiza pneumatic, yayin da suke ba da damar gwajin pneumatic na abubuwan da aka kammala da kuma kula da tsarin hydraulic. Ka'idar aiki tana mai da hankali kan shigar da iska mai matsa lamba ta hanyar juyawa, piston na reciprocating, ko hanyoyin centrifugal, tare da bayar da iska mai matsa lamba a matsayi da aka ƙayyade (yawanci 6–10 bar don kayan aikin gama gari, 20–40 bar don aikace-aikace na musamman) da ƙimar gudu wanda aka auna a cikin cubic meters a kowace minti (m³/min). Ana sanyaya iska mai matsa lamba ta hanyar aftercoolers don rage abun danshi, ana tace ta don cire ƙwayoyin, kuma ana daidaita ta don kula da matsa lamba mai ɗorewa a cikin yanayin buƙata mai canzawa. Na'urorin masu ƙara iska na motsi yawanci suna haɗe da chassis masu taya ko na'urar motsa jiki don samun damar shafin. Tsarin da ake da shi yana bambanta daga masu ƙara iska na lantarki masu ɗaukar nauyi (37–75 kW) da suka dace da ayyukan nauyi mai sauƙi zuwa na'urorin da aka sanya a kan trailers masu amfani da diesel (75–300+ kW) waɗanda ke iya bayar da iskar mai yawa na tsawon lokaci. Nau'in masu ƙara suna haɗa da samfuran juyawa masu ƙara iska ba tare da mai ba—wanda aka fi so don aikace-aikacen da ke buƙatar ingancin iska ba tare da gurbata mai ba—da kuma ƙira masu ƙara iska tare da mai wanda ke bayar da inganci mafi kyau a cikin juyawa mai nauyi. Ikon tanki yawanci yana tsakanin 500–4000 liters dangane da buƙatun juyawa da samuwar wutar shafin. Ka'idodin zaɓi sun haɗa da buƙatar adadin iska mai matsa lamba da matsa lamba; samuwar wutar shafin (wutar lantarki mai mataki uku, samun diesel); yawan juyawa da tsawon lokacin; ƙuntatawar muhalli (iyakar hayaniya, ka'idodin fitarwa); da samuwar tsarin kulawa. Masu kwangila suna fifita zaɓin masu ƙara bisa ga samfurin buƙatar kayan aikin pneumatic, isasshen ajiyar tanki don daidaita canje-canje na matsa lamba, da ƙarfin aftercooler wanda ya dace da yanayi na tropics ko ƙasa mai danshi. Amintaccen kayan aiki da samuwar goyon bayan sabis suna da matuƙar mahimmanci a kan ayyukan da suka ɗauki lokaci mai tsawo. Ka'idodin kayan aiki yawanci suna tunanin ISO 1217 (rarraba ingancin iska mai matsa lamba), EN 12922 (tsaro na masu ƙara iska), da kuma ka'idodin wutar lantarki na ƙasa masu dacewa. Na'urorin diesel dole ne su cika ka'idodin fitarwa na yanzu (Mataki V a Turai), yayin da fitar hayaniya yawanci ke buƙatar cika iyakokin shafin gini na gida (80–85 dB(A) a mita 1). Takardar shaidar tankin matsa lamba da buƙatun bincike na lokaci-lokaci suna bin PED (Umarnin Kayan Matsa Lamba) ko tsarin ƙasa mai dacewa.
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