中文
Motsi guda ɗaya (SPM) buoy/pier ne da aka kafa a cikin teku don ɗaukar jigilar ruwa kamar samfuran man fetur na tankunan ruwa.Matsakaicin wuri ɗaya yana motsa tankin zuwa madaidaicin madaidaicin ta baka, yana ba shi damar yin murɗawa cikin yardar kaina a kusa da wannan batu, yana rage ƙarfin da iska, raƙuman ruwa da igiyoyin ruwa ke haifarwa.Ana amfani da SPM galibi a wuraren da ba a keɓe wuraren sarrafa kayan ruwa ba.Waɗannan wurare guda ɗaya na motsi (SPM) suna nanmilnesa da kayan aikin kan teku, haɗiingbututun mai na karkashin teku, kuma yana iya fitar da manyan jiragen ruwa kamar VLCC.
CDSRmai hosesAna amfani da su sosai a cikin tsarin SPM.Tsarin SPM ya haɗa da tsarin motsin ƙafar kafa na catenary (CALM), tsarin motsin ƙafafu guda ɗaya (SALM) da tsarin motsi na turret..
Tsarin Motsa Kafa na Anchor (CALM)
Catenary Anchor Leg Mooring (CALM), wanda kuma aka sani da Single Buoy Mooring (SBM), wani motsi ne mai kuzari da sauke buoy wanda aka yi amfani da shi azaman wurin tuƙi don tankunan mai kuma azaman haɗi tsakanin ƙarshen bututun (PLEM) da tanki.Ana amfani da su a cikin ruwa mai zurfi da zurfi don jigilar danyen mai da albarkatun mai daga wuraren mai ko matatun mai.
CALM shine farkon nau'i na tsarin motsi guda ɗaya, wanda ke rage nauyin motsa jiki sosai, kuma yana hana tasirin iska da raƙuman ruwa akan tsarin, wanda kuma yana daya daga cikin manyan halayen tsarin motsi guda ɗaya.Babban fa'idar CALM shine yana da sauƙi a cikin tsari, sauƙin ƙira da shigarwa.
Tsarin motsin kafa guda ɗaya (SALM)
SALM ya sha bamban da na al'ada guda daya.An daidaita buoy ɗin motsi zuwa gaɓar teku da ƙafar angakuma an haɗa shi da tushe ta hanyar sarkar guda ɗaya ko igiyar bututu, kuma ana jigilar ruwan daga tushe a kan tekun kai tsaye zuwa jirgin ta hanyar hoses, ko kuma jigilar shi zuwa jirgin ta hanyar haɗin gwiwa ta hanyar tushe.Wannan na'urar motsa jiki ya dace da yankunan ruwa maras kyau da kuma zurfin ruwa.Idan an yi amfani da shi a cikin ruwa mai zurfi, ƙananan ƙarshen sarkar anga yana buƙatar haɗawa da wani sashi na hawan mai tare da bututun mai a ciki, saman hawan yana rataye tare da sarkar anga, kasa na hawan yana rataye a kan. Seabed tushe, da kuma riser iya matsar da 360 °.
Turret mooring tsarin
Tsarin ƙwanƙwasa turret ɗin ya ƙunshi kafaffen ginshiƙin turret da ke riƙe da tsarin jirgin ruwa na ciki ko na waje ta hanyar tsarin ɗaukar kaya.An adana ginshiƙin turret zuwa gaɓar teku ta (catenary) ƙafafu masu ƙulla waɗanda ke taimakawa kula da jirgin cikin iyakar ƙayyadaddun tafiye-tafiye.Wannan yana tabbatar da amintaccen aiki na canja wurin ruwa na cikin teku ko tsarin hawan ruwa daga teku zuwa turret.Idan aka kwatanta da sauran hanyoyi masu yawa, tsarin turret mooring yana ba da fa'idodi masu zuwa: (1) tsari mai sauƙi;(2) Ƙarƙashin rinjayar iska da raƙuman ruwa, dace da yanayin teku mai tsanani;(3) dace da yankunan teku tare da zurfin ruwa daban-daban;(4) Ya komatare dasaurin rabuwa dasake-haɗiaiki, wanda ya dace don kiyayewa.
Ranar: 03 Afrilu 2023