Umsuka Wamafutha Angahluziwe, Izinto Ezingavuthiwe kanye Nedwala Lomthombo

I-Petroleum, ngokuvamile ebizwa ngokuthi uwoyela ongahluziwe, ithola igama layo emagameni esiLatini petra futhi i-oleum. I-Petra isho idwala, kanti i-oleum isho uwoyela, inika i-petroleum incazelo yayo yangempela njengamafutha edwala.

Uwoyela ongahluziwe usalokhu uwumthombo wemvelo obalulekile ngoba unikeza amandla okuthutha, imisebenzi yezimboni, ukufudumeza, ukukhiqiza ugesi, kanye nokukhiqizwa kwemikhiqizo eminingi ye-petrochemical ewusizo emhlabeni wonke.

I-Petroleum ivame ukubizwa ngokuthi “igolide elimnyama” ngenxa yokuthi uwoyela ongahluziwe uvame ukuvela njengoketshezi olunsundu ngokumnyama noma olumnyama oluvutha umlilo, nakuba ukubukeka kwawo, ukubonakala kwawo, ukuminyana, kanye nokwakheka kwamakhemikhali kwehluka phakathi kwamadiphozithi.

Ukubaluleka kwe-petroleum kwenza i umsuka kawoyela ongahluziwe isifundo esibalulekile kusayensi yokwakheka komhlaba, isayensi yezemvelo, izifundo zamandla, kanye nokuhlola i-petroleum ngoba ukwakheka kwayo kudinga izimo ezithile zebhayoloji nezejiyoloji.

Ososayensi baye bahlongoza izincazelo ezehlukene zokwakheka kwe-petroleum, nakuba ithiyori ye-biogenic yamukelwa kabanzi ngenxa yokuthi ubufakazi be-geological, amakhemikhali, kanye ne-biological buxhumanisa uwoyela ongahluziwe ovamile nezinto eziphilayo zasendulo.

Imibono Yemvelaphi Yamafutha Angahluziwe

Ososayensi bahlongoze imibono emibili emikhulu ephathelene ne umsuka kawoyela ongahluziwe: ithiyori ye-biogenic kanye nethiyori ye-abiogenic. Ithiyori ngayinye inikeza incazelo ehlukile yokwakheka kwe-hydrocarbon.

Amafutha angahluziwe atholakala ezifundeni ezihlukene zokuma kwezwe ngokuvamile ahluka ngokuminyana, okuqukethwe kwesibabule, okuqukethwe kwe-wax, i-viscosity, kanye nokusabalalisa kwe-hydrocarbon, okubonisa ukuthi ukwakheka kwe-petroleum kuncike ezintweni ezimbalwa zokuma komhlaba.

Lo mehluko uphakamisa ukuthi uwoyela ongahluziwe wakhiwe ngezinto ezisetshenziswayo ezihlukene futhi waba nemilando ehlukene yokungcwatshwa, ukuvuthwa, ukufuduka, ukunqwabelana, kanye nokuguqulwa phakathi kwezinhlelo ze-geological petroleum.

Ukuqonda amathiyori e-petroleum nakho kudinga ulwazi imithombo yemvelo engavuseleleki, njengoba uwoyela ongahluziwe uthuthuka ngezinqubo ze-geological ezisebenza kancane kakhulu kunokusetshenziswa nokukhipha umuntu.

Ngakho-ke imibono isiza ukuchaza ukuthi i-petroleum ivelaphi, ukuthi ama-hydrocarbons akhula kanjani, kungani uwoyela ongahluziwe wehluka, nokuthi kungani idiphozithi ye-petroleum yenzeka ikakhulukazi ezitsheni ezithile ze-sedimentary.

1. Ithiyori ye-Biogenic: Lo mbono uthi uwoyela ongahluziwe ojwayelekile wathuthukiswa ikakhulukazi ezintweni zebhayoloji zasendulo ezifakwe ngaphakathi kwenhlabathi futhi ziguqulwa ukungcwatshwa, ukushisa, ingcindezi, nesikhathi sokuma komhlaba.

2. Ithiyori ye-Abiogenic: Le thiyori iphakamisa ukuthi ama-hydrocarbons angathuthuka asuka kumakhompiyutha ekhabhoni ye-inorganic ngokusebenzisa ukujula kokwakheka komhlaba bese adlulela phezulu ngokuqhekeka nezinye izindlela ezingaphansi komhlaba.

3. Ubufakazi Besayensi: Ukubhekwa kwe-geological, ama-biomarker, i-organic geochemistry, ubudlelwano be-source-rock, kanye namaphethini okuvuthwa kwe-petroleum kunikeza ukusekelwa okunamandla kakhulu kwencazelo ye-biogenic yokubunjwa kwe-petroleum evamile.

4. Amasistimu kawoyela: I-petroleum geology yesimanje ihlola amatshe omthombo, izindlela zokufuduka, amatshe echibi, izimvu zamanzi, izicupho, nomlando wokwakheka komhlaba ndawonye esikhundleni sokuphatha ukwakheka kukawoyela ongahluziwe njengesenzakalo esiyingqayizivele.

Funda Futhi: Ubushoshovu Bezemvelo kanye Nezinkinga Zokulwela Imvelo

Umsuka Wezinto Eziphilayo Kawoyela Ongahluziwe

Ithiyori ye-biogenic ichaza uwoyela ongahluziwe njengomkhiqizo wezinsalela zebhayoloji zasendulo ezanqwabelana endaweni eyi-sedimentary futhi walondolozwa ngaphambi kokuba ukubola okuphelele kucekele phansi izakhi zawo eziphilayo.

I-plankton yasolwandle kanye ne-algae kunikeza izandulela ezibalulekile ze-petroleum ngoba izinsalela zazo zemvelo zinganqwabelana ngokushesha ngaphakathi kwenhlabathi, ikakhulukazi lapho amazinga komoyampilo ehlala ephansi ngokwanele ukuze akhuthaze ukulondolozwa.

Izitshalo zasemhlabeni, ama-microorganisms, kanye nezidalwa ezinkulu zasemanzini nazo zinganikela ngezinto eziphilayo. Ubukhulu bawo buthonya izici zamakhemikhali ze-petroleum ekugcineni ezikhiqizwa ngaphakathi kwetshe lomthombo.

Ukwakheka kwezinto zokubasa ezimbiwa phansi kuhilela izikhathi ezinde kakhulu zokuma komhlaba lapho izinto eziphilayo ezingcwatshwe khona ziba noshintsho oluqhubekayo lwamakhemikhali. Le nqubo ihlukanisa i-petroleum kumithombo yamandla agcwaliswa ngokushesha.

Ubudlelwano phakathi kwezinto eziphilayo zasendulo nama-hydrocarbon buyaxoxwa kabanzi ngokwakhiwa kwe amafutha e-hydrocarbon, okuhlanganisa uwoyela ongahluziwe, igesi yemvelo, nezinye izinsiza zamandla asekelwe kukhabhoni.

Njengoba umngcwabo uqhubeka, izinga lokushisa nokucindezela kuyanda, okubangela izinguquko zamakhemikhali phakathi kwezinto eziphilayo ezilondoloziwe. Lezi zinguquko zikhiqiza kancane kancane i-kerogen futhi ekugcineni ama-hydrocarbon awuketshezi noma amagesi ngaphansi kwezimo ezifanele zokuvuthwa.

Ama-Biomarker ahlinzeka ngobufakazi obengeziwe ngenxa yokuthi lezi zinhlanganisela zamangqamuzana ayinkimbinkimbi zigcina izici ezihlotshaniswa nezandulela zebhayoloji futhi zisiza izazi zokuma komhlaba zisungule ubudlelwano phakathi kwe-petroleum namadwala ayo omthombo.

Ukulandelana okubanzi kokwakheka komhlaba kusuka ezintweni eziphilayo ezigqitshiwe kuya ku-petroleum evuthiwe nakho kuchaza ukuthi kungani amafutha ezinto ezimbiwa phansi edinga izigidi zeminyaka ukuthi athuthuke futhi engakwazi ukuvala ngokushesha izindawo ezigciniwe ezikhishiwe.

Ithiyori ye-Abiogenic kanye Nemikhawulo Yayo

Ithiyori ye-abiogenic iphakamisa ukuthi amanye ama-hydrocarbon asuka ezinhlanganisela zekhabhoni ye-inorganic ekujuleni koMhlaba kunokuba avele ezitshalweni zasendulo, izilwane, ulwelwe, kanye nama-microorganisms.

Iziphakamiso zomlando zaphakamisa izindlela ezimbalwa ze-inorganic. U-Berthelot uhlongoze i-acetylene njengesandulela esiyisisekelo, kuyilapho i-Mendelejeff ihlobanisa ukukhiqizwa kwe-petroleum nokusabela okubandakanya i-metallic carbides namanzi noma ama-asidi.

Abasekeli bezincazelo ze-abiogenic baphikisa ngokuthi uMhlaba uqukethe inani elikhulu lekhabhoni nokuthi izimo ezijulile ze-geological zingakhiqiza ama-hydrocarbons okuthi kamuva athuthele ekwakhekeni okungashoni.

Ukuqhekeka okujulile, amaphutha, nezinye izindlela zokuma komhlaba zingahlinzeka ngemizila yokunyakaza kwe-hydrocarbon ekhuphukayo ngaphansi kwale modeli, okuvumela ama-hydrocarbon akhiqizwe ekujuleni ukuthi afinyelele izicupho ezifanele.

Kodwa-ke, isayensi yesimanje ye-petroleum ithola ubufakazi obunamandla bezinto zomthombo wemvelo, ikakhulukazi kumadiphozithi kawoyela ajwayelekile ahlotshaniswa namadwala e-organic-rich sedimentary kanye namasignesha abonakalayo e-biological molecular.

Ubunzima buba sobala uma ucubungula okumisiwe inqubo yokuguqulwa kwe-petroleum, exhumanisa ukungcwatshwa kwezinto eziphilayo, ukwakheka kwe-kerogen, ukuvuthwa okushisayo, ukukhiqizwa kwe-hydrocarbon, nokufuduka okulandelayo.

Izincazelo ze-Abiogenic nazo zibhekana nezinselele ezivela ocwaningweni lwe-thermodynamic olubonisa ukuthi izinhlanganisela eziningi ze-petroleum azenzeki kalula zisuka ku-methane ngaphansi kwezingcindezi ezivamile ze-sedimentary-rock kanye namazinga okushisa.

Ngenxa yalokho, izinqubo ze-abiogenic zingase zichaze ukwakheka kwe-hydrocarbon yemvelo elinganiselwe ngaphansi kwezimo ezithile ezijulile zoMhlaba, kodwa azinikezi incazelo eyinhloko yokunqwabelana kwe-petroleum evamile.

1. Ikhabhoni ye-Inorganic: Amamodeli e-Abiogenic aqala ngezinhlanganisela zekhabhoni kunezinsalela zebhayoloji futhi aphakamisa ukuthi ukusabela okujulile kokwakheka komhlaba kungakhiqiza ama-hydrocarbon ezintweni ezingaphili ngaphansi kwezimo ezifanele.

2. I-Acetylene Mechanism: Izincazelo zakuqala zazithatha i-acetylene njengesandulela esibalulekile esakhiwe nge-inorganic carbides, nakuba lezi zindlela zomlando zingakuchazi ngokwanele ukuqoqwa kwe-petroleum evamile.

3. Ukufuduka Okujulile: Ithiyori igcizelela ukunyakaza kwe-hydrocarbon eya phezulu ngokuphuka kanye namaphutha, iphakamisa ukuthi ama-hydrocarbon akhiqizwa ngokujulile angase afinyelele izakhiwo zejiyoloji ezingajulile futhi angakwazi ukunqwabelana lapho.

4. Umkhawulo Omkhulu: Ubufakazi be-geological kanye ne-geochemical buhlobanisa ngokuphindaphindiwe i-petroleum yezentengiselwano namatshe omthombo we-organic-rich sedimentary, ama-biomarker, ukuvuthwa kwe-thermal, kanye nobudlelwano obubonakalayo be-petroleum-system.

Izinto Ezisetshenziswa Kawoyela Ezingahluziwe

Izinto ezingavuthiwe ezihilelekile ekwakhiweni kukawoyela ongahluziwe ezivamile ikakhulukazi zihlanganisa izinto eziphilayo ezifakwe ngaphakathi kwenhlabathi. Izinto eziphilayo zokuqala zinethonya elinamandla izici ze-petroleum ezikhiqizwa ngesikhathi sokuvuthwa kamuva.

I-marine plankton ivamise ukuhlinzeka ngezandulela ezibalulekile ze-petroleum ngenxa yokuthi izinto eziphilayo ezincane kakhulu zinganqwabelana ngobuningi phakathi kwenhlabathi yasolwandle ngaphansi kwezimo ezikahle zokulondolozwa.

Ulwelwe lwasolwandle, amabhaktheriya, izinto eziphilayo ezinkulu zasemanzini, nezinsalela zezitshalo zasemhlabeni nakho kunganikela ngezinto eziphilayo. Ubuningi babo obuhlobene buncike endaweni ezungezile kanye nezimo ze-sedimentary.

Izinto eziphilayo ezicebile ngama-lipids ngokuvamile zihlinzeka ngezinto ezikahle zokukhiqiza i-petroleum ewuketshezi, kuyilapho izingxenye ze-organic and terrestrial organic zinganikela ngezinto ezithandwa kakhulu yigesi ekuvuthweni okuthuthukile.

Ubudlelwano phakathi kwezinto zomthombo kanye ne-petroleum eqediwe buba sobala lapho kuhlolwa ukwakheka kwamafutha angcolile, ehluka ngokuya ngomlando webhayoloji nowezwe.

Izimo zemvelo ngesikhathi sokufakwa nazo zinquma ukuthi kungakanani okuphilayo okuphilayo. Ukungcwaba okusheshayo kanye nezimo ezingenawo umoya-mpilo zingavikela izinto eziphilayo ekuboleni okukhulu ngaphambi kokuba kungcwatshwe ngokujulile.

Lezi zinto zomthombo ekugcineni zifakwa emadwaleni e-sedimentary lapho ukuguqulwa kwamakhemikhali kuqhubeka khona. Ukwakheka kwawo kwasekuqaleni kuthonya izinhlobo namanani ama-hydrocarbon akhiqizwa ngesikhathi sokuvuthwa okushisayo.

1. I-Marine Plankton: I-plankton yasolwandle yakha isandulela esibalulekile se-petroleum ngoba izinto eziphilayo ezincane kakhulu zinganqwabelana ezinhlakeni futhi zilondolozwe lapho izimo zokubeka phansi zikhawulela i-oxidation enkulu kanye nokubola.

2. Ulwelwe Lwasolwandle: Ulwelwe luqukethe izinto eziphilayo ezingaba neqhaza elikhulu ekukhiqizeni uphethiloli, ikakhulukazi lapho izindawo ezingenawo umoya-mpilo zigcina ulwelwe oluningi ngaphakathi kwenhlabathi evundlile.

3. Izitshalo zasemhlabeni: Izitshalo eziphakeme zinganikela ngemfucumfucu ephilayo ethuthwa imifula, izikhukhula, ukuguguleka komhlabathi, kanye nezinqubo zasogwini, okuthonya izici ze-petroleum ezindaweni ezithola okokufaka kwenhlabathi eningi.

4. Amagciwane: Amagciwane aphilayo anikela nge-biomass futhi angase aguqule izinto eziphilayo ezigciniwe ngokusebenzisa umsebenzi webhayoloji, okuthonya ukulondolozwa kanye nezici zamakhemikhali zezandulela ze-petroleum.

Umthombo Izimpawu Nekhwalithi Yedwala

Itshe eliwumthombo liwukwakheka kokwakheka komhlaba okuqukethe izinto eziphilayo ezanele ukuze zikhiqize ama-hydrocarbon ngemva kokubhekana nokungcwatshwa okufanele, izinga lokushisa, ingcindezi, isikhathi sokwakheka komhlaba, nokuvuthwa okushisayo.

I-shale enothile nge-organic ngokuvamile isebenza njengedwala lomthombo ngenxa yokuthi izinsalela ezisanhlamvu zingagcina inani elikhulu lezinto eziphilayo, ikakhulukazi ngaphansi kwezindawo zokubeka ezinomkhawulo komoyampilo.

Izazi zokuma komhlaba zihlola ikhwalithi yamatshe omthombo zisebenzisa izakhiwo ezifana nekhabhoni ephilayo ephelele, uhlobo lwe-kerogen, ukuvuthwa okushisayo, ukujiya, namandla okukhiqiza i-hydrocarbon phakathi nezinhlelo zokuhlola i-petroleum.

Ukuvuthwa okushisayo kwetshe lomthombo kunquma ukuthi ingakwazi yini ukukhiqiza i-petroleum. Amatshe angavuthiwe akhiqiza ama-hydrocarbon amancane, amatshe avuthiwe angakhiqiza uwoyela, kuyilapho ukushisisa okukhulu kuthanda ukukhiqizwa kwegesi.

Amaminerali e-source-rock angaphinde abe nomthelela ekulondolozweni kwezinto eziphilayo kanye nokukhiqizwa kwe-hydrocarbon. Amaminerali obumba nezinye izakhi zingathinta i-adsorption, ukusabela kwamakhemikhali, nokuxoshwa kwe-hydrocarbon.

Ukuqonda izinto ze-geological nakho kuyazuza ngokutadisha ukuphathwa kwemithombo yomhlabathi namaminerali, nakuba amatshe omthombo nomhlabathi kusebenzela imisebenzi ehlukene ye-geological kanye nemvelo.

Ngakho-ke idwala elikhiqizayo kufanele liqukathe izinto eziphilayo ezifanele ngobuningi kanye nokuvuthwa okwanele. Ukunotha kwezinto eziphilayo kukodwa akuqinisekisi ukuthi i-petroleum ebalulekile kwezohwebo izothuthuka.

Amatshe omthombo ahlukile emadwaleni e-reservoir ngoba amatshe omthombo akhiqiza ama-hydrocarbons, kuyilapho amatshe e-reservoir ahlinzeka ngokuyinhloko indawo yokugcina nezindlela ezixhumene lapho uphethiloli ofudukayo unganqwabelana khona.

1. Ukunotha Kwezinto Eziphilayo: Itshe eliwumthombo wekhwalithi liqukethe ikhabhoni eyanele yemvelo ukuze ikhiqize amanani anengqondo ama-hydrocarbon ngemva kokungcwatshwa, ukuvuthwa, kanye noguquko oluqhubekayo lwejoloji.

2. Uhlobo lweKerogen: Uhlobo lwe-kerogen lunquma ukuthi izinto eziphilayo zingase zikhiqize uwoyela, igesi, noma izingxube zama-hydrocarbon ngesikhathi sokuvuthwa okushisayo okuqhubekayo.

3. Ukukhula Okushisayo: Ukuchayeka okufanelekile kwezinga lokushisa kushintsha i-kerogen ibe i-petroleum, kuyilapho ukushisisa ngokweqile kungaphusha into ewumthombo ibe ngaphezu kwesigaba sokukhiqiza uwoyela esiyinhloko.

4. Ukulondolozwa: Ukulondolozwa okuphumelelayo kuvikela izinto eziphilayo ekuboleni ngokuphelele futhi kwandisa inani lempahla etholakalayo ukuze kukhiqizwe i-petroleum kamuva phakathi kwezinsalela ezigqitshiwe.

Ukulondolozwa Nokuguqulwa Kwezinto Eziphilayo

I-organic matter kumele iqhubeke nokuwohloka kwebhayoloji namakhemikhali ngaphambi kokuthi ibe nomthelela omkhulu ekwakhekeni kwe-petroleum. Ukungcwatshwa ngokushesha kuvikela izinto ezifakiwe ekuchayekeni komoyampilo omkhulu kanye nokubola.

Izindawo ezingenawo umoya-mpilo zikhuthaza ukulondolozwa ngoba ukutholakala kwe-oksijini okuncishisiwe kunciphisa i-oxidation futhi kubambezela ukucekelwa phansi okuphelele kwezinto eziphilayo ngama-microorganisms nezinye izinqubo zemvelo.

Njengoba umngcwabo uqhubeka, ama-sediments aminyene kuyilapho izinga lokushisa nokucindezela kukhuphuka. Amanzi ayaxoshwa, ukuguquguquka kwamakhemikhali kuyaqhubeka, futhi izinsalela zezinto eziphilayo kancane kancane zikhula zibe izinto eziphilayo ezizinzile.

Ngesikhathi sokungcwatshwa kusenesikhathi, izinto eziphilayo ziba ne-diagenesis, zikhiqize izinto eziyinkimbinkimbi ezihlanganisa i-kerogen. Ngokushisisa okukhulu nokungcwatshwa, i-catagenesis ikhiqiza i-liquid petroleum nama-hydrocarbons angamagesi.

Ukufudumeza okwengeziwe kungabangela i-metagenesis, lapho okusele okuphilayo kushintsha kakhulu futhi kuya ngokuya kuthanda igesi kunokukhiqizwa kwe-petroleum ewuketshezi.

Lolu hlelo lwenguquko luyachaza ukuthi kungani izibaseli ezimbiwa phansi zimelela amandla amakhemikhali agciniwe aqoqwe ngezinqubo zokuma kwezwe kunezinsiza ezidalwe phakathi kwezilinganiso zezikhathi ezimfushane zabantu.

Ngakho-ke, izinga lokushisa, ukujula kokungcwaba, isikhathi, ukwakheka kwezinto eziphilayo, nomlando wokuma kwezwe kuthonya ukuthi idwala lomthombo liyawakhiqiza yini uwoyela, igesi, kokubili ama-hydrocarbon, noma i-petroleum ewusizo kancane kwezentengiso.

Ososayensi bakha kabusha le milando ngokusebenzisa amasampula e-geological kanye nokuhlaziywa kwe-geochemical, okubavumela ukuthi balinganisele ukuthi izitsha ze-sedimentary zinamadwala avuthiwe akwazi ukusekela ukukhiqizwa kwe-petroleum.

Ukukhiqiza Uwoyela Ongahluziwe kanye Nokufuduka

Lapho idwala eliwumthombo lifinyelela ekuvuthweni okufanele kokushisa, ukusabela kwamakhemikhali kuguqula i-kerogen ibe ama-hydrocarbon. Ukwenyuka kwevolumu ye-hydrocarbon kanye nomfutho we-fluid kungase kukhuthaze i-petroleum ukuthi ishiye ukwakheka komthombo.

Ukufuduka okuyisisekelo kuchaza ukunyakaza kwe-hydrocarbon ukusuka edwaleni elivuthiwe ukuya ekwakhekeni kwenkampani yenethiwekhi eseduze noma ezinye izindlela ze-geological lapho i-petroleum ingaqhubeka nohambo lwayo ngaphansi komhlaba.

Ukufuduka kwesibili kwenzeka ngemva kokuba i-petroleum ingene emadwaleni angakwazi ukungena. I-Buoyancy, umehluko wengcindezi, izimo ze-hydrodynamic, ukuphuka, namaphutha kungaqondisa ama-hydrocarbon ezindaweni ezifanele zokuqoqwa.

Imininingwane ye ukufuduka kwe-petroleum kanye nokuvela zibalulekile ngoba i-petroleum kufanele isuke emthonjeni wawo ngaphambi kokuba inqwabelane phakathi kwezakhiwo zamadamu ezithengiswayo.

Amadwala e-reservoir adinga i-porosity eyanele kanye nokungena kwamanzi. I-Porosity inikeza indawo yokugcina, kuyilapho ukuvuthwa kuvumela uketshezi ukuthi luhambe ngezimbotshana ezixhunyiwe, ukuphuka, imigodi, noma ezinye izimbobo.

Khona-ke i-petroleum ingase inqwabelane ngaphansi kophawu oluncane olukwazi ukuvumeleka kalula oluvimba ukunyakaza okuqhubekayo. Izicupho zesakhiwo, ze-stratigraphic, noma inhlanganisela zingakha izimo ezifanele ukunqwabelana kwe-petroleum engaphansi komhlaba.

Ukubaluleka kwezentengiselwano kwe-petroleum ngemva kokukhishwa kuyacaca izingxenye ze-petroleum, okubonisa ukuthi uwoyela ongahluziwe uhlukaniswa kanjani ube imifudlana ewusizo yokuhluza nemikhiqizo.

Ukufuduka akuhlali kuhlanganisa amabanga amade ngoba amatshe omthombo namadamu kungenzeka eduze ndawonye. Kwezinye izimo ze-geological, ama-hydrocarbons angase ahambe kakhulu ngaphambi kokuba afinyelele izicupho ezifanele.

1. I-Hydrocarbon Generation: Amatshe omthombo avuthiwe akhiqiza i-petroleum lapho izimo ezishisayo ziguqula i-kerogen ibe ama-hydrocarbon awuketshezi kanye negesi ngokusebenzisa ukusabela kwamakhemikhali okuqhubekayo.

2. Ukufuduka Okuyisisekelo: I-petroleum ekhiqiziwe ishiya idwala lomthombo ngokunyakaza okuqhutshwa ingcindezi, ukuphuka, ama-microfractures, nezindlela ezimbotshana ezixhumene ezihlinzeka ngemizila ekwakhekeni kwenkampani yenethiwekhi.

3. Ukufuduka Kwesibili: Ama-hydrocarbons ahamba ekwakhekeni kwe-geological permeable ngaphansi kwethonya le-buoyancy, i-pressure gradients, amandla e-hydrodynamic, nezindlela zesakhiwo.

4. Ukuqongelela Uphethiloli: Uwoyela negesi kunqwabelana lapho amadamu, ama-seal, nezicupho ze-geological kuhlangana ngokuphumelelayo ukuze kukhawulwe ukufuduka okuqhubekayo futhi kulondoloze ukugxiliswa kwe-hydrocarbon engaphansi komhlaba.

Funda Futhi: Izindima Zabakhiqizi Nezinkampani Ekulawuleni Udoti

Kungani Ukwakheka Kwawoyela Ongahluziwe Kuhluka

Uwoyela ongahluziwe awunakho ukwakheka okukodwa kwendawo yonke ngoba amasistimu e-petroleum athuthuka ngaphansi kwezimo ezihlukene zebhayoloji, i-geological, amakhemikhali, ezishisayo, zokubeka, ukufuduka, kanye nezimo zedamu.

I-organic material yasekuqaleni ithonya kakhulu i-petroleum chemistry. Izilwane zasolwandle, ulwelwe, ama-microorganisms, nezitshalo zasemhlabeni zifaka izinhlanganisela ezihlukene ezishintshashintshayo ngesikhathi sokuvuthwa kwe-geological.

I-Source-rock chemistry iphinde ithinte i-petroleum ngoba amaminerali, indawo yokubeka, nezimo zamakhemikhali zithonya ukukhiqizwa kwe-hydrocarbon, ukufakwa kwesibabule, kanye nokusatshalaliswa kwezinhlanganisela ezahlukene ze-petroleum.

Ukuvuthwa okushisayo kushintsha uwoyela ongahluziwe njengoba izinga lokushisa elikhulayo liphula ama-molecule ezinto eziphilayo abe yizinhlanganisela ezincane. Ukushisa okuqhubekayo kungagcina kucekele phansi ama-hydrocarbon awuketshezi futhi kuthande ukukhiqizwa kwegesi yemvelo.

Ukufuduka kwe-petroleum kungase kushintshe ukwakheka ngenxa yokuthi izinhlanganisela ezahlukene ziziphatha ngendlela ehlukile ngenkathi zihamba emadwaleni, zihlangana namaminerali, amanzi okwakheka, nezinye izinto ze-geological endleleni yokufuduka.

Izimo zamachibi zingase futhi ziguqule i-petroleum ngokuwohloka kwezinto eziphilayo, ukuwashwa kwamanzi, ukuhwamuka, nokusebenzisana noketshezi olwenzeka ngemva kokuba ama-hydrocarbon enqwabelene.

Lezi zinqubo zisiza ukuchaza ukuthi kungani izici zikawoyela ongahluziwe zihluka phakathi kwemithombo, ngisho noma leyo mithombo ivela endaweni eseduze noma ngokusobala efanayo.

Imiphumela yemvelo yokuthuthukiswa kwe-petroleum nayo incike ezintweni zikawoyela ongahluziwe, ukwenza izifundo ze ukungcoliswa kukawoyela nesiphetho sakho semvelo ehambisana nokuphathwa kwe-petroleum.

Izici zikawoyela zinethonya ezidingweni zokucwenga, ezokuthutha, ukugcinwa, isivuno somkhiqizo, nokuziphatha kwemvelo. Ukuminyana, i-viscosity, ukugxilwa kwesibabule, nokusatshalaliswa kwe-hydrocarbon konke kuthinta ukuphatha nokucutshungulwa kwe-petroleum.

Ukuqonda lo mehluko kuvumela izazi zokuma komhlaba ukuthi zihlobanise uwoyela ongahluziwe kanye namatshe angaba ngumthombo futhi kusiza onjiniyela bahlole ukuthi i-petroleum izoziphatha kanjani phakathi nokukhipha, ukuthuthwa, nokucwengisiswa.

Ngakho-ke ukuhlola i-petroleum kuhlanganisa ukubhekwa kwendawo nokuhlaziywa kwamakhemikhali ukuze kutholwe ukuxhumana phakathi kwezinto eziwumthombo, ukuvuthwa kwamatshe omthombo, umlando wokufuduka, izimo zamachibi, kanye nokwakheka kukawoyela ongahluziwe.

1. Umthombo: Izinto zebhayoloji ezingena ezinzimeni zinethonya kakhulu izici zamangqamuzana e-petroleum ekhiqizwa ngemva kokungcwatshwa nokuvuthwa okushisayo.

2. Indawo Yendawo: Izinga le-oxygen, izinga lokucwiliswa kwe-sedimentation, ikhemikhali yamanzi, umsebenzi webhayoloji, nohlobo lwenhlabathi kuthonya ukulondolozwa kanye nokwakheka kwamakhemikhali ekugcineni kwama-hydrocarbon akhiqiziwe.

3. Umlando Wokushisa: Izinga lokushisa nomlando wokungcwatshwa kunquma ukuvuthwa kwezinto eziphilayo futhi kunomthelela ekutheni idwala eliwumthombo likhiqiza ikakhulukazi uwoyela, igesi, noma i-petroleum eshintshwa ngokushisa.

4. Ukuguqulwa Kwangemva Kwesizukulwane: Ukufuduka, ukuwohloka kwemvelo, ukugezwa kwamanzi, ukuhwamuka, nokusebenzisana kwe-reservoir kungashintsha i-petroleum emva kwesizukulwane futhi kudale omunye umehluko phakathi kukawoyela ongahluziwe.

Ukukhishwa kwe-petroleum kungadala ubungozi bendawo lapho kubholwa, kuthuthwa, kugcinwe, futhi kucutshungulwa ama-hydrocarbon akhipha. Lokhu kukhathazeka kuxoxwa ngakho ku ukumba uwoyela kanye nemithelela yemvelo.

Imisebenzi yezimboni ehlotshaniswa ne-petroleum ingaphinda ikhiqize imfucuza kanye ne-emissions, yenze imithelela yemfucuza yezimboni kubalulekile lapho kuhlolwa imiphumela ebanzi yemvelo yokukhiqizwa kukawoyela.

Ukuqonda izimpendulo zemvelo emisebenzini ye-petroleum nakho kuyazuza ngokufunda izimpendulo zezenhlalo ekungcolisweni kwemvelo, ikakhulukazi lapho imiphakathi ithembele kakhulu emhlabeni othintekile nemithombo yamanzi.

Ngokufanayo, izici eziphilayo zamanzi angcolile ukusiza ukuchaza ukuthi ama-hydrocarbon nokunye ukungcola kungaba nomthelela kanjani kumasistimu ezinto eziphilayo zasemanzini ngemva kokukhishwa ngengozi.

Izingozi ezinkulu zikaphethiloli nazo zikhombisa imiphumela yokulawulwa okwanele, kuyilapho imithelela emikhulu yokuchitheka kukawoyela khombisa ukulimala kwemvelo nezomnotho okuhlobene nokukhishwa okukhulu.

Ukuphathwa ngendlela efanele kwezinsalela eziphathelene nophethiloli kudinga ukunakwa ekuphathweni kukadoti ngoba i-fossil-fuel byproducts ingaqukatha izinto ezidinga ukwelashwa okulawulwayo, ukugcinwa, ukulahlwa, noma ukululama.

Okokugcina, ukuqonda itheminoloji yokuphathwa kwemvelo ngokusebenzisa izinqubo zokunquma imfucuza ingasekela ukuhlukaniswa okufanelekile kanye nokuphathwa kwemfucuza eyingozi ehlobene ne-petroleum.

Isifinyezo Somsuka Wamafutha Angahluziwe, Izinto Ezingavuthiwe kanye Nedwala Lomthombo

Imibuzo Evame Ukubuzwa Mayelana Nemvelaphi Yamafutha Angahluziwe: Izinto Ezingavuthiwe ne-Source Rock

1. Uyini umsuka kawoyela ongahluziwe?

Uwoyela ongahluziwe ojwayelekile usuka entweni ephilayo yakudala egqitshwe ngaphakathi kwenhlabathi futhi uguqulwa izinga lokushisa lokuma kwezwe, ingcindezi, ukusabela kwamakhemikhali, nesikhathi eside sejoloji.

2. Imuphi umbono ochaza kangcono umsuka kawoyela ongahluziwe?

Ithiyori ye-biogenic inokusekelwa okuqine kakhulu kwesayensi ngoba ama-biomarker, ubudlelwano bomthombo nedwala, i-organic geochemistry, nobufakazi bokuvuthwa okushisayo buxhumanisa i-petroleum evamile nezinto eziphilayo zasendulo.

3. Yiziphi izinto ezisetshenziswa kakhulu zikawoyela ongahluziwe?

I-plankton yasolwandle, ulwelwe, ama-microorganisms, izinto eziphilayo ezinkudlwana zasemanzini, nezinto zezitshalo zasemhlabeni zinganikela ngezinto eziphilayo ezishintsha kamuva zibe i-petroleum ngaphansi kwezimo ezivumayo zokuma komhlaba.

4. Yini idwala lomthombo we-petroleum?

Itshe eliwumthombo liwukwakheka kwe-geological okucebile okukwazi ukukhiqiza ama-hydrocarbons ngemva kokungcwatshwa okufanele, ukuvuthwa okushisayo, ingcindezi, kanye nesikhathi se-geological.

5. Kungani ukwakheka kukawoyela ongahluziwe kuhluka?

Uwoyela ongahluziwe uyahlukahluka ngenxa yokuthi izinto eziwumthombo, indawo yokubeka indawo, i-source-rock chemistry, ukuvuthwa okushisayo, izindlela zokufuduka, izimo zamachibi, nokuguqulwa kwangemuva kwesizukulwane kuyahluka phakathi kwezinhlelo ze-petroleum.

6. Ithini inkolelo-mbono ye-abiogenic yemvelaphi ye-petroleum?

Ithiyori ye-abiogenic iphakamisa ukuthi ama-hydrocarbons angakheka kunhlanganisela yekhabhoni ye-inorganic ngokusebenzisa ukusabela okujulile kwe-geological ngaphambi kokuthuthela phezulu ngokuqhekeka nezinye izindlela ezingaphansi komhlaba.

7. Uwoyela ongahluziwe usuka kanjani emadwaleni?

Uwoyela ongahluziwe ungahamba ngezikhala zembotshana, ukuphuka, amaphutha, imibhede yokuthwala, nezinye izindlela ezixhumene zokuma komhlaba ngaphansi kwethonya lengcindezi, ukuvuvuka, namandla e-hydrodynamic.

8. Yini eyenza umthombo omuhle udwala?

Itshe eliwumthombo omuhle liqukethe izinto eziphilayo ezanele ezifanele, izici ze-kerogen ezithandekayo, ukulondolozwa okwanele, nokuvuthwa okwanele kokushisa ukuze kukhiqizwe ama-hydrocarbon abalulekile kwezohwebo.

9. Yiziphi izigaba zokwakheka kukawoyela ongahluziwe?

Izigaba ezinkulu zihlanganisa ukulondolozwa kwezinto eziphilayo, i-diagenesis, i-catagenesis, kanye nokuguqulwa kokushisa kamuva. Ama-hydrocarbon akhiqiziwe angabe esefuduka futhi anqwabelene ngaphakathi kwamadamu angaphansi komhlaba afanelekile.

10. Kungani kubalulekile ukuqonda umsuka kawoyela ongahluziwe?

Ukuqonda imvelaphi ye-petroleum kusiza izazi zokwakheka komhlaba zihlonze amatshe omthombo, zihlole amasistimu e-petroleum, zithole izindawo ezingase zibe khona, zichaze ukwakheka kukawoyela ongahluziwe, futhi zihlole imithelela yemvelo yokumbiwa kwe-petroleum.

Ingabe unayo imibuzo, iziphakamiso, noma iminikelo? Uma kunjalo, sicela ukhululeke ukusebenzisa ibhokisi lokuphawula elingezansi ukuze wabelane ngemicabango yakho. Futhi sikukhuthaza ukuba wabelane ngomusa lokhu kwaziswa nabanye abangase bazuze kukho. Njengoba singakwazi ukufinyelela wonke umuntu ngesikhathi esisodwa, silwazisa ngempela usizo lwakho ekusakazeni izwi. Siyabonga kakhulu ngokusekela kwakho nokwabelana!

Funda Futhi: Isilinganiso Sokucekelwa phansi Kwemvelo Kwezolimo