Mgbake nke gas BOG
Ụlọ ọrụ mmepụta ihe na-emepụta ihe na-esi na gas nri apụta. Mkpọpụta nke BOG nke sitere na ọgwụgwọ na-ekwesịghị ekwesị bụ mfu nke onye nwe ya ozugbo, ọ ga-ebutekwa nsogbu nchekwa gburugburu ebe obibi.
N'ozuzu, a ga-eji mgbake BOG mee ihe kpamkpam maka ntinye nke gas mmanụ, ka e wee nwee ike imegharị BOG.
Ụlọ ọrụ mmepụta ihe na-esi na mmiri oyi, tankị nchekwa LNG na ibu LNG apụtakarị.
Mweghachi BOG igbe oyi
Mmiri BOG nke igbe oyi na-agba dabere na okpomọkụ nke LNG si na igbe oyi pụta, ọdịnaya nitrogen dị na LNG na nrụgide ọkụ. Iji chịkwaa mmiri nke BOG na igbe oyi, okpomọkụ nke LNG si na igbe oyi ga-adị mma na - 163 ℃ na nhazi na ọrụ; Mgbe ọdịnaya nitrogen dị na gas nri dị elu karịa uru ụfọdụ, a ga-ahazi ụlọ elu denitrification. BOG a na-enwu na ihe nkesa LNG na-alaghachi na ihe mgbanwe okpomọkụ liquefaction ma banye na sistemụ gas mmanụ ọkụ mgbe ọ nwetasịrị ikike oyi.
Mgbakeghachi tank nchekwa LNG site na ogbe mmiri
Mmiri BOG nke tankị nchekwa LNG na-adaberekwa na okpomọkụ LNG, ọdịnaya nitrogen dị na LNG na nrụgide tankị nchekwa. A na-ekpo ọkụ ọzọ na tankị nchekwa dị ala nke BOG site na ihe na-ekpo ọkụ, compressor BOG na-arụgide ya ma weghachite ya.
Mweghachi LNG na-ebu ibu site na mkpọmkpọ ebe
BOG dị n'elu ibu ahụ dịkwa obere okpomọkụ. Mgbe ihe na-ekpo ọkụ BOG kpochara ya ọzọ, compressor BOG na-arụgide ya wee nwetaghachi ya.
Mmiri nke igbe oyi BOG na tank tank nchekwa kwụsiri ike, ebe mmiri nke BOG na ibu na-agbanwe nke ukwuu na olu ibu, yabụ sistemụ COMPRESS BOG kwesịrị inwe ike ịzaghachi nnukwu mgbanwe a n'oge. Anyị na-eji usoro ntinye ikuku nke compressor (nhazi valvụ slide nke igwe skru ma ọ bụ nhazi valvụ ntinye ikuku nke igwe na-agbanwe agbanwe). Mgbe usoro ntinye ikuku ruru oke, anyị na-eji valvụ nloghachi iji nyere aka na nhazi ahụ, ka nrụgide BOG wee nwee ike ịgbanwe kpamkpam na mgbanwe mmiri buru ibu ma nweta mgbake zuru oke nke BOG.
Ntapu nke igbe oyi
Mgbe igbe oyi nke ụlọ ọrụ LNG na-arụ ọrụ na obere okpomọkụ nke ihe dị ka - 163 ℃, ihe mgbanwe okpomọkụ ya, valvụ na pipeline ya kwesịrị inwe mmetụta nke nrụgide okpomọkụ n'oge mmalite, ọrụ nkịtị na mmechi, nke nwere ike ibute mmịpụta nke gas na-ere ọkụ na sistemụ n'ihi ihe ndị e ji emepụta ma ọ bụ ihe kpatara ya, na-ebute ihe mberede ọkụ ma ọ bụ mgbawa. Anyị emeela ọtụtụ ihe iji wepụ nsogbu ndị dị otú ahụ:
Nhazi igbe oyi gụnyere nyocha nrụgide pipeline iji chịkwaa nrụgide pipeline n'ime oke a na-ekwe ka ọ dị site na isi iyi.
Enweghị njikọ flange n'etiti paịpụ na arịa dị n'ime igbe oyi, ha niile bụ njikọ agwakọta.
A na-etinye valvụ niile n'èzí igbe oyi, nke na-ewepụ naanị ebe mmiri na-agbapụta, kamakwa ọ na-eme ka mmezi valvụ ahụ dị mfe.
Igbe oyi ahụ nwere ihe nyocha gas na-ere ọkụ na ihe nyocha okpomọkụ iji nyochaa mkpokọta gas na okpomọkụ dị na igbe oyi n'oge ahụ.
Mee nchọpụta mmiri ozuzo nke helium mass spectrometry dịka ọ dị mkpa.
Oge ozi: Maachị-18-2022