Sistimi ea kalafo ea khase e tsoang ka sekepeng (haholo-holo e kenyelletsang denitration le desulfurization subsystems) ke sesebelisoa sa bohlokoa sa ts'ireletso ea tikoloho ea sekepe se hlokang ho kengoa ke kopano ea International Maritime Organisation (IMO) MARPOL.E tsamaisa desulfurization le denitration kalafo e se nang kotsi bakeng sa khase ea mouoane ea sekepe sa diesel ho thibela tšilafalo ea moea e bakoang ke ho tsoa ho sa laoleheng ha khase e tsoang sekepeng.
Ka lebaka la tlhokomeliso e ntseng e eketseha ea ts'ireletso ea tikoloho le tlhokomeliso e ntseng e eketseha ea beng ba likepe, tlhoko ea 'maraka ea litsamaiso tsa kalafo ea khase e tsoang likepe e kholo.Ka mor'a moo, re tla buisana le uena ka litlhoko tsa litlhaloso le melao-motheo ea tsamaiso:
1. Litlhokahalo tse nepahetseng tsa lintlha
Ka 2016, Tier III e qalile ho sebetsa.Ho latela maemo ana, likepe tsohle tse hahiloeng ka mor'a la 1 Pherekhong 2016, tse nang le enjene e kholo ea matla a 130 kW ho ea holimo, li tsamaea ka sekepe Amerika Leboea le US Caribbean Emission Control Area (ECA), boleng ba tlhahiso ea NOx bo ke ke ba feta 3.4 g. /kWh.Litekanyetso tsa IMO Tier I le Tier II lia sebetsa lefatšeng ka bophara, Mokhahlelo oa III o lekanyelitsoe libakeng tsa taolo ea mesi, 'me libaka tsa maoatle tse kantle ho sebaka sena li kengoa ts'ebetsong ho latela maemo a Tier II.
Ho latela kopano ea IMO ea 2017, ho tloha ka la 1 Pherekhong 2020, moeli oa lefats'e oa 0.5% oa sebabole o tla kengoa tšebetsong ka molao.
2. Molao-motheo oa tsamaiso ea desulfurization
E le ho finyella litekanyetso tse ntseng li eketseha tsa ho ntša sebabole ka har'a likepe, basebetsi ba likepe ka kakaretso ba sebelisa oli e nang le sebabole e tlaase, mekhoa ea phekolo ea khase e ntšang metsi kapa matla a hloekileng (LNG dual-fuel engines, joalo-joalo) le litharollo tse ling.Khetho ea moralo o khethehileng ka kakaretso e nkoa ke mong'a sekepe hammoho le tlhahlobo ea moruo ea sekepe sa sebele.
Sistimi ea desulfurization e sebelisa theknoloji e kopaneng ea metsi, 'me lits'ebetso tse fapaneng tsa EGC (Exhaust Gas Cleaning System) li sebelisoa libakeng tse fapaneng tsa metsi: mofuta o bulehileng, mofuta o koetsoeng, mofuta o tsoakiloeng, mokhoa oa metsi a leoatle, mokhoa oa magnesium, le mokhoa oa sodium ho fihlela litšenyehelo tsa ts'ebetso le mesi. .motsoako o nepahetseng o hlokahalang.
Nako ea poso: Aug-16-2022