Injini zikadizili sezibe yingxenye ebalulekile yezimboni zesimanje nezokuthutha, zinika amandla izimoto eziningi, imishini, namajeneretha emhlabeni wonke. Ngokungafani nezinjini zikagesolini, izinjini zikadizili zisebenza ngesimiso sokuvutha ngokucindezela, esinikeza ukonga uphethiloli okungcono namandla okudonsa. Amandla azo okuletha ukusebenza okuphezulu ezimweni ezinzima zenze zaba yisidingo ezimikhakheni ehlukahlukene, okubandakanya ezokuthutha ezohwebo, ezolimo, ezokwakha, nokukhiqizwa kukagesi. Ukwamukelwa kabanzi kwezinjini zikadizili kuphinde kuhlobane kakhulu nezinto ezintsha eziqhubekayo eziqondiswe ekuthuthukiseni ukusebenza kahle nasekwaleleni ukukhishwa kwezinto ezonakalisa imvelo, okubonisa ukubaluleka kwazo okukhulayo endaweni yamandla yanamuhla.

Indima yama-injini kadizili ayigcini nje ngokuthuthwa kwezinto; ziyingxenye ebalulekile kuma-genset ahlinzeka ngogesi ezindaweni ezikude noma ngezikhathi zezimo eziphuthumayo. Izinkampani ezifana neWenfei Machinery zigxile ekuhlinzekeni ngezixazululo zamandla kadizili ezisezingeni eliphezulu eziklanyelwe izidingo ezahlukahlukene zezimboni, ziqinisa ukubaluleka kwalobuchwepheshe. Ukuqonda ama-injini kadizili kubalulekile hhayi kuphela kumabhizinisi athembele emandleni athembekile kodwa futhi kubantu abathintekayo abanesithakazelo ekusetshenzisweni kwamandla esimeme kanye nentuthuko yezobuchwepheshe.

I-injini ye-diesel yasungulwa nguRudolf Diesel ngasekupheleni kwekhulu le-19 njengenye indlela ye-injini yephethini engasebenzi kahle. Emashumini eminyaka, i-injini ye-diesel ibe nokuguquguquka okubalulekile, isuka emishinini enkulu, enomsindo yaba amayunithi amandla acwengisiswe kakhulu futhi asebenza kahle. Ekuqaleni yakhelwa njenge-injini ye-diesel enamathangi amabili, izinguqulo zokuqala zazilula kodwa ziqinile, zazisetshenziswa kakhulu ezinhlelweni zezimboni.

Ukuqhubeka kwezinhlelo zokujova uphethiloli, i-turbocharging, kanye nezilawuli zokukhishwa komoya kuye kwaqhubeka nokuthuthukisa ukusebenza nokwethembeka kwe-injini ye-diesel. Ukwethulwa kwezilawuli zikagesimende kuvumele ukuphathwa okunembayo kukaphethiloli, kunciphise ukusetshenziswa kukaphethiloli kanye nokukhishwa komoya. Ama-injini e-diesel namuhla ayimiphumela yokucwaninga okungaphezu kwekhulu, ehambisana namandla, ukusebenza kahle, kanye nezinto ezithinta imvelo—uhambo oluqhubekayo njengoba kukhona ubuchwepheshe obusha obuqhamukayo.

Izinjini Zedizili ziza ngezinhlobo ezahlukene ukuze zivumelane nezicelo ezithile. Izinhlobo ezivame kakhulu zihlanganisa injini yedizili enezitroke ezine, esetshenziswa kabanzi emalolini nasemishinini esindayo, kanye nenjini yedizili enezitroke ezimbili, evame ukukhethwa eziminyaneni ezinkulu zasolwandle kanye nezitimela ngenxa yamandla ayo aphezulu kanye nokulula kwayo. Olunye uhlobo olukhethekile yinjini ye-rotary, eyaziwa ngosayizi wayo omncane nokusebenza kwayo kahle, nakuba ingavamile kakhulu ezicelo ezijwayelekile zedizili.

Ububanzi bezicelo zezinjini zikadizili buqala ezimotweni, njengemikhiqizo eyaziwayo yenkampani yezinjini i-Cummins, kuye kumajeneretha kagesi nemishini yokwakha. Ezolimo, izinjini zikadizili zishayela ama-tractor nama-harvester, kanti ezokwakha, zishayela ama-excavator nama-rotary drilling rig. Ukuqonda uhlobo olufanele lwenjini esicelo ngasinye kubalulekile ukuze kuthuthukiswe ukusebenza kahle nokusebenza kahle. I-Wenfei Machinery inikeza uhlu oluphelele lwezinjini zikadizili ezifanele lezi zicelo ezahlukahlukene, isekela izimboni ngezixazululo zamandla ezingathenjwa.

Enye yezinzuzo eziyinhloko zezinjini zikadizili ukuthi zisebenzisa uphethiloli kangcono kunezinjini zikaphethiloli. Uphuthiloli wedizili uqukethe amandla amaningi ngegaloni, futhi izinjini zikadizili zisebenza ngezinga eliphezulu lokucindezela, okuholela ekusebenzeni kahle kwe-thermal. Lokhu kusebenza kahle kuhumusha ekubeni nezindawo ezinde zokushayela kanye nezindleko zokusebenza eziphansi, okubaluleke kakhulu kwezokuthutha ezohwebo kanye nezicelo ezisindayo.

Ngaphandle kokusebenzisa uphethiloli kahle, izinjini zikadizili zinikeza i-torque ephezulu kumazinga aphansi e-RPM, okwenza zibe zilungele ukudonsa, ukuthwala, nokusebenza kwemishini esindayo. Ukuqina kwazo nokuphila isikhathi eside nakho kunomthelela ekusetshenzisweni kwazo kabanzi. Kodwa-ke, abasebenzisi kufanele bazi ngezinkinga ezifana nezimo zezinjini zikadizili ezingalawuleki, lapho kungase kwenzeke ukusheshisa okungalawuleki, okudinga izinqubo ezikhethekile zokuphepha.

Ngaphandle kokusebenza kahle kwabo, injini zikadizili ziye zabhekana nokugxekwa ngenxa yezinkinga zemvelo. Zikhipha i-nitrogen oxides (NOx), izinto ezithinta umoya, nezinye izinto ezingcolisa umoya ezibangela izinkinga zekhwalithi yomoya nezingozi zezempilo. Imithetho emhlabeni wonke iye yashukumisa abakhiqizi ukuthi bathuthukise ubuchwepheshe obuhlanzekile buka-diesel, okubandakanya izinhlelo eziphambili zokwelapha ukukhipha umoya njengezihlungi zezinto ezithinta umoya kanye ne-selective catalytic reduction.

Izinselelo eziqhubekayo zihlanganisa ukunciphisa ukukhishwa kwe-carbon injini zikadizili ngenkathi kugcinwa ukusebenza. Ukuqanjwa okusha yizinkampani ezifana neWenfei Machinery kuhlose ukulinganisa lezi zidingo ngokuhlanganisa ubuchwepheshe bokulawula ukukhipha umoya ngaphandle kokudela ukusebenza kahle kukadizili. Ezinkampanini ezifuna ukuthobela amazinga emvelo, ukuqonda lezi zinto ezintsha kanye nemiphumela yazo kubalulekile.

Ubuchwepheshe bezinjini ze-diesel buyashintsha ngokushesha ngezinto ezintsha ezigxile ekusebenzeni kahle, ekukhishweni kwemithombo, nasezitholakalweni ezihlukile. Izinhlelo zokufaka uphethiloli ngqo kumarayela ajwayelekile kanye nokwandiswa kwe-turbo seziwumgomo, zandisa ukunemba kokushiswa kanye nokukhipha amandla. Izinhlelo ze-hybrid ezihlanganisa izinjini ze-diesel namandla kagesi nazo ziyaqhamuka, ngenhloso yokunciphisa ukusetshenziswa kwephethiloli nokukhishwa kwemithombo.

I-Wenfei Machinery ikhokhela phambili ekuhlanganiseni lezi zinto ezintsha ezithuthukile emgqeni wabo wezinjini, kuhlanganise nezinjini zamandla ahlanzekile ezisebenzisa izingxenye ze-hybrid kanye nezamandla kagesi. Lezi zinto ezintsha azihlangabezani kuphela nezidingo zomthetho kodwa futhi zikhonza emakethe ekhula yokuxazulula amandla aqhubekayo. Ukuhlanganisa lezi zinto ezintsha kusiza izinkampani ukuvikela ukusebenza kwazo esikhathini esizayo ngenkathi zisebenzisa ubuqotho namandla ezinjini ze-diesel.

Ikusasa lezinjini zikadizili lihambisana kakhulu nemigomo yokusimama kanye nemithetho yezemvelo. Amathrendi abonisa ukuguqukela kumafutha ahlanzekile njenge-biodiesel kanye nedizili evuselelekayo, engasetshenziswa ezinjinini zikadizili ezikhona ngokuguqulwa okuncane. Ngaphezu kwalokho, ucwaningo ngezinjini zikadizili ezisebenzisa i-hydrogen kanye namafutha akhiqizwe ngokwenziwa luyanda.

Izindlela ezisimeme zifaka phakathi ukuthuthukisa ukusebenza kwemishini kanye nokuphathwa kwesikhathi sokuphila. Izinkampani ezifana neWenfei Machinery zigcizelela ukubaluleka kwezingxenye zemishini ezisezingeni eliphezulu kanye nezinsizakalo zokmaintenance ukuze zandise impilo yemishini futhi zinciphise udoti. Ukuxhumanisa nezinsiza ezifana neIzingxenye Zemishini ikhasi kunganikeza amabhizinisi ulwazi olubalulekile lokugcina nokuthuthukisa imishini ye-diesel ukuze kube nokusimama.

Naphezu kokuthuthuka, imishini ye-diesel ibhekene nezinkinga ezihlanganisa izindinganiso eziqinile zokukhishwa, ukuncintisana nezinsiza zamandla ezihlukile, kanye nezinkinga zokubona zomphakathi ezihlobene nomthelela wemvelo. Ukudlula kulezi zinkinga kudinga ukuhamba phambili okuqhubekayo ekwakhiweni kwemishini, ubuchwepheshe bezinhlamvu, kanye nokulawulwa kokukhishwa.

Ukubambisana phakathi kwabakhiqizi, abalawuli, nabasetshenzisi bokugcina kubalulekile ekuthuthukiseni izixazululo ezisebenzayo ezilinganisa ukusebenza kahle nokuzibophezela kwemvelo. Ukuzibophezela kweWenfei Machinery ocwaningweni nasekusekeleni amakhasimende kubenza bakwazi ukubhekana nalezi zinselelo, kuhlinzekwa ababambiqhaza bemboni ngezinketho ezithembekile nezihambisana nemithetho zamadizili. Kulabo abanesithakazelo, ukuhlola ikhasi le-Idizili Power Genset kunikeza ukuqonda ngezixazululo ezihlanganisiwe zamandla edizili.

Amadizili aseqhubeka nokudlala indima ebalulekile ekunikezeni amandla ezimboni, ezokuthutha, nokukhiqizwa kukagesi emhlabeni wonke. Ukusebenza kwawo kahle kwezibaso, ukuqina, nokuzivumelanisa nezimo kubenza bangeke baphikiswa naphezu kokukhathazeka okukhulayo ngemvelo. Ukuqanjwa okusha kwezobuchwepheshe nezinqubo ezisimeme kuxazulula lezi zinkinga ngenkathi kuthuthukiswa amakhono amadizili.

Izinkampani ezifana neWenfei Machinery zibonisa ukuzibophezela ekuthuthukiseni ubuchwepheshe bedizili, zinikeza injini nezixazululo ezihambisana nezidingo zezimboni zesimanje. Ngokuqonda umlando wezinjini zikadizili, izinhlobo, izinzuzo, nezinselelo, amabhizinisi angakwenza izinqumo ezinolwazi ukuze asebenzise ubuchwepheshe ngempumelelo. Ukufaka izinjini zikadizili ezinhlelweni ezisimeme kuqinisekisa ukubaluleka kwazo nokusetshenziswa kwazo esikhathini esizayo esikude.

Ngeminye imininingwane ngezinjini zikadizili nemikhiqizo ehlobene, vakashela iWenfei Machinery's IKHAYA ikhasi, eligqamisa okunikezwayo nezinsizakalo zabo ezibanzi.