Ennyonnyola y'ebintu
Ekyuma kya ggaasi ow’obutonde enyigirizibwa (era ekimanyiddwa nga ekyuma kya CNG) ebyuma ebijjuvu ebigatta okulongoosa, okunyigiriza, n’okutereka ggaasi ow’obutonde.
Omusingi gwayo omukulu kwe kusooka okulongoosa ggaasi ow’obutonde omubisi okuggyawo obucaafu obw’obulabe, olwo n’okozesa kompyuta ezikozesa emitendera mingi okwongera ku puleesa okutuuka ku 20-25 MPa, n’ogifuula ggaasi wa puleesa eya waggulu asobola okuterekebwa mu ssilindala oba ttanka.
Kisobola okufulumya mu ngeri ennywevu CNG ey’omutindo ogwa waggulu-era era kye kimu ku byuma ebikulu eby’okukozesa ggaasi ow’obutonde mu ntambula n’enkola z’amasoboza agasaasaanyizibwa.

Omusingi gw’okukola
Enkola y’emirimu gy’ekkolero lya CNG esobola okufunzibwa ng’emitendera etaano emikulu: okulongoosa ggaasi embisi nga tennabaawo → okunyigiriza → okuggya amazzi mu mazzi & okuggyamu ekibiriiti → okutereka → okufulumya ebintu
Okusooka okulongoosa ggaasi omubisi:Omukka ogw’obutonde omubisi (mu ngeri entuufu ku 0.1-1.0 MPa) ayingira mu kyawula ekisengejja okuggyawo obutundutundu obugumu, amazzi ag’amazzi, n’amafuta ag’obwereere (okukuuma kompyuta eziri wansi okuva mu kwambala n’okukulukuta).
Okunyigiriza:Gaasi eyasooka okulongoosebwa enyigirizibwa okuyita mu multi-stage reciprocating oba screw compressor. Buli mutendera gunyigiriza ggaasi okutuuka ku 4-6 MPa, nga waliwo ebinyogoza wakati w’emitendera okukendeeza ku bbugumu (okwewala okubuguma ennyo n’okulongoosa obulungi bw’okunyigiriza), ku nkomerero ne bituuka ku puleesa egenderere eya 20-25 MPa.
Okuggwaamu amazzi & okuggyamu ekibiriiti:Gaasi enyigirizibwa ayingidde mu nkola y’okulongoosa. Okuggwaamu amazzi (nga tukozesa ebisengejja molekyu oba ebikaza eby’okusikiriza) kikendeeza ku mazzi okutuuka wansi wa 10 ppm (okuziyiza okutondebwa kw’amazzi mu payipu za puleesa enkulu-); okuggya ekibiriiti (nga tukozesa activated carbon oba amine scrubbers) kuggyawo hydrogen sulfide okutuuka wansi wa 20 mg/Nm3 (okwewala okukulukuta kw’ebyuma ebitereka n’okwonooneka kwa yingini).
Okutereka:CNG eya puleesa eya waggulu erongooseddwa eterekebwa mu silinda oba ttanka ezitereka puleesa eya waggulu-, ezikoleddwa okugumira 20-25 MPa era nga zirimu vvaalu ezikuuma n’ebipima puleesa okulondoola puleesa.
Ebifulumizibwa mu bikozesebwa:CNG okuva mu bifo omuterekebwa ebintu egabibwa eri abakozesa nga bayita mu nkola y’okugaba. Ku kussa amafuta mu mmotoka, ekyuma ekigaba amafuta kikendeeza puleesa okutuuka ku 20 MPa ne kipima ggaasi; ku nkozesa y’amakolero, puleesa etereezebwa okusinziira ku byetaago by’abakozesa nga bayita mu bifuga puleesa.
Ebintu Ebikulu
Okutereka puleesa eya waggulu
Ekola ku 20-25 MPa, esobozesa okukendeeza obulungi ku bunene okusobola okutambuza n’okutereka mu ngeri ennyangu, esaanira embeera z’okugabira amafuta ku ssimu.
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Obusobozi obukyukakyuka
Obusobozi bw’okulongoosa buli lunaku mu yuniti emu buva ku 5,000 Nm3 okutuuka ku 500,000 Nm3, nga bukwatagana n’obwetaavu obutono-(amasundiro g’amafuta) n’obunene-(ppaaka z’amakolero).
02
Okussa amafuta mu bwangu
Eriko ebyuma ebigaba amazzi agakulukuta amangi-ebisobola okussa amafuta mu mmotoka ya CNG mu ddakiika 3-5, nga bituukiriza ebyetaago by’ebifo eby’entambula ebirimu abantu abangi.
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Ensengeka ya compact
Ebikozesebwa ebikulu (compressors, storage cylinders, dispensers) bisobola okutegekebwa mu ngeri ya modular, nga bikwata ekitundu ekitono, ekisaanira okuteekebwa mu bibuga oba mu bibuga ebiriraanyewo.
04
Okufulumya omukka omutono
CNG erina omukka gwa kaboni omutono okusinga petulooli oba dizero (okukendeera kwa bitundu nga 20-30%), ekifuula ekyuma kino eky’okugabira amaanyi aga kaboni omutono.
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Ebirungi ebiri mu bintu bya kkampuni yaffe
Leero, ng’okukozesa amaanyi amayonjo kweyongera okusaasaana, dizayini ya yinginiya erongooseddwa kikulu nnyo okutuuka ku kukola obulungi era nga tewali bulabe bwa makolero ga Compressed Natural Gas. Tutaddewo ttiimu ya yinginiya ey’ekikugu nga tulina emyaka egisukka mu 25 egy’okukung’aanya eby’ekikugu mu by’okunyigiriza ggaasi ow’obutonde, nga tukuguse mu bujjuvu omutindo omukulu ogw’omunda n’ensi yonna n’ebiragiro nga ISO, API,ASME, ne EN. Okusinziira ku mpisa za ggaasi omubisi (nga mw’otwalidde omugerageranyo gwa methane n’obutonde bw’obucaafu) n’embeera z’okukozesa (okugeza, okussa amafuta mu mmotoka oba okugabira ggaasi mu makolero) eza pulojekiti ez’enjawulo, tuwa eby’okugonjoola eby’okukola dizayini ey’obuntu. Essira tulitadde ku kulongoosa ensengeka ya siteegi ya kompyuta, obulungi bwa intercooler, n’okukwasaganya enkola y’okulongoosa, ekiyinza okukendeeza ku nkozesa y’amasoboza ebitundu 5%-8% bw’ogeraageranya n’enteekateeka eza bulijjo. Bulijjo tunywerera ku ndowooza y’okulongoosa ebyuma okulaba nga buli kyuma kikwatagana bulungi n’ebyetaago byakyo eby’enjawulo eby’okukola.
Mu mutendera gwonna ogwa pulojekiti omujjuvu okuva ku nteekateeka okutuuka ku kutandika okukola, kkampuni yaffe essa mu nkola mu bujjuvu omutindo gw’enkola y’okuddukanya omutindo eya ISO9001 ne Enkola y’okuddukanya obutonde bw’ensi eya ISO14001. Mu mutendera gw’okukola dizayini y’enkola, tukozesa pulogulaamu ez’ekikugu nga Aspen HYSYS okusiiga enkola ya kompyuta okukakasa nti puleesa yaayo ekola. Ebyuma byonna ebikulu, omuli kompyuta, vvaalu za puleesa eya waggulu-, n’enzizi ezitereka ggaasi, bikeberebwa ebitongole ebyetongodde eby’ekibiina eky’okusatu-okukakasa nti bigoberera ebisaanyizo ebikwata ku byuma bya puleesa nga ASME BPVC Ekitundu VIII. Emirimu gy’okuweta payipu ya puleesa eya waggulu-gissa mu nkola nnyo enkola z’enkola ezikakasibwa, nga zigatta wamu n’enkola z’okugezesa ezitali za kusaanyaawo nga Ultrasonic Testing (UT) ne Penetrant Testing (PT), okukakasa obulungi obwesigwa bw’okusiba ebiyungo. Okugezesa okutebenkera okutambula obutasalako okumala essaawa 72 kukolebwa nga pulojekiti tennaggwa okukakasa mu bujjuvu omulimu gw’ekyuma kino mu ngeri y’okutambula kw’okulongoosa, puleesa y’enkola, n’obulongoofu bwa ggaasi. Enkola eno enzijuvu ey’enkola ezituukiridde etuwa omusingo omunywevu ku bwesigwa bw’omutindo gwa pulojekiti n’okutuusa mu budde.
Omutindo gw’ebintu gwe musingi omukulu ogw’okulaba ng’okugabibwa kwa CNG mu ngeri ey’obukuumi era ennywevu. Buli kyuma kissa mu nkola omutindo omukakali ogw’okulondoola omutindo: enkola ya kompyuta eriko obukuumi obuyitiridde obuwerako n’okulondoola ebbugumu mu kiseera ekituufu-okukakasa nti ekola obutasalako era eyeesigika; yuniti ezitereka ggaasi eya puleesa eya waggulu-zikolebwa mu ngeri enkakali n’ebiragiro bya GB 150 oba ASME nga tezisukka myaka 20; ekyuma ekirongoosa ggaasi kikakasa nti CNG ekoleddwa etuukiriza mu bujjuvu ebisaanyizo by’omutindo gw’eggwanga nga GB 18047, era omuwendo gw’ebisaanyizo by’ebintu bulijjo gukuuma ebitundu 100%. Obudde bwa wakati obw'okukola obutaliimu buzibu-obw'ekibinja kyonna eky'ebyuma busukka essaawa 8000, nga buwa obuwagizi obw'amaanyi eri okukola obulungi okw'ekiseera ekiwanvu-.
Okulaba ng’okugabibwa kwa CNG okutambula obutasalako era okunywevu, empeereza ey’omutindo ogwa waggulu-oluvannyuma lw’okutunda -kikulu nnyo. Oluvannyuma lw'okufuna okusaba kw'empeereza okuva eri omukozesa, ttiimu yaffe ey'obuyambi obw'ekikugu ejja kukola mangu enkola y'okuddamu 24/7 era esuubize okuwa okuddamu okusooka mu ssaawa 8 okuyita mu ssimu, email, oba okunoonyereza ku-omukutu. Ku nsonga ezigonjoolwa okuva ewala ng’okutereeza puleesa n’okuzuula alamu, tukakasa okuyamba mu kumaliriza okulongoosa mu ssaawa 24; mu mbeera y’okulemererwa kw’ebyuma nga kyetaagisa okugonjoola ku-ekifo, bayinginiya basobola okusindikibwa mu bifo eby’omunda mu ssaawa 48 n’ebifo eby’ensi yonna mu ssaawa 72. Okugatta ku ekyo, tukola emirimu gy’okuddaabiriza egyategekebwa omuli okukyusa woyiro wa kompyuta n’okuyonja ffilta okusobola okwongera obulungi ku bulamu bw’ebyuma.
Amabibiro gaffe aga Compressed Natural Gas Plants galaze obwesigwa obulungi ennyo n’okukola obulungi emirimu mu makolero amanene-, era gasiimiddwa amakampuni mangi agakulembedde mu makolero g’amasannyalaze n’entambula, omuli amakampuni agamanyiddwa mu nsi yonna nga PetroChina, Sinopec, Gazprom, ne kkampuni ezikola amafuta amayonjo.
Mu nkola z’okukolagana, tetukoma ku kuwa nkola enzijuvu-enkola ey’okutuusa ebintu mu ngeri ey’ekisumuluzo omuli dizayini, okuteeka, n’okutandika okukola naye era tuwa enkola ezikyukakyuka nga liizi y’ebyuma oba endagaano z’okugaba ggaasi (tuvunaanyizibwa ku nkola y’ekkolero n’okugabira bakasitoma CNG) okusinziira ku byetaago bya bakasitoma ebituufu, okuyamba bakasitoma okulonda enteekateeka y’okusiga ensimbi esinga okusaanira embeera zaabwe.
Okugeraageranya tekinologiya ow’enjawulo ow’okukozesa ggaasi ow’obutonde
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Tekinologiya w’okukozesa ggaasi ow’obutonde |
Emisingi emikulu |
Ebirungi ebirimu |
Ensonga ezikwatagana |
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Ekyuma kya Gaasi ow’Obutonde Enyigirizibwa |
Okunyigirizibwa kwa puleesa eya waggulu- (20-25 MPa) eya ggaasi ow’obutonde erongooseddwa |
Ensimbi entono, okuteekebwa mu nkola okukyukakyuka, okusaanira okugabibwa ku mutendera omutono n'ogwa wakati- |
Amafuta g’emmotoka, okusenya ku ntikko ya ggaasi mu bibuga, abakozesa amakolero amatono |
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Ekyuma ekikola ggaasi ow’obutonde ow’amazzi |
Okufuuka amazzi mu cryogenic (-162℃) kwa ggaasi ow’obutonde |
Obusobozi obunene obw'okutereka, obusaanira entambula ey'ebanga eddene- |
Obusuubuzi obunene-, amafuta g’ennyanja, okukola amasannyalaze |
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Omukka ogw’obutonde ogwa payipu |
Entambula ya puleesa eya wansi- (0.1-4.0 MPa) okuyita mu payipu |
Okugaba obutasalako, ssente entono ez’okukola |
Emikutu gya ggaasi mu bibuga, ppaaka z’amakolero ennene |
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Gaasi ow’obutonde okutuuka ku maanyi |
Okwokya obutereevu kwa ggaasi ow’obutonde mu ttabiini za ggaasi oba yingini |
Efficiency ya waggulu, efulumya omukka omutono |
Okukola amasannyalaze agasaasaanyizibwa, amasannyalaze ag’amangu |
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Gaasi ow’obutonde okutuuka ku ddagala |
Okukyusa ggaasi ow’obutonde okufuuka methanol, ammonia, n’ebirala, nga tuyita mu nkola ya kemiko |
Omuwendo ogwongezeddwayo ogwa waggulu, okugaziya olujegere lw’amakolero |
Paaka z’amakolero g’eddagala, okukola ebigimusa |
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