Aosite, kusukela 1993
Isiphethu segesi iyisiphethu esisebenziseka ngendlela emangalisayo esebenzisa igesi ecindezelwe ukukhiqiza amandla. Ngamandla ayo okusetshenziswa ezimeni ezehlukene zezimboni, ezezimoto, nezasekhaya, iyithuluzi eliguquguquka ngendlela emangalisayo. Isisekelo sokusebenza kwesiphethu segesi sisezimisweni ezibonakalayo ezisungulwe uMthetho kaBoyle noMthetho kaCharles, ohlobene nokucindezela, umthamo, nezinga lokushisa legesi.
Ivamise ukwakhiwa yisilinda, i-piston, ne-gas charge, iziphethu zegesi zinesilinda esenziwe ngensimbi noma ngepulasitiki ukuze sifake igesi, nepiston esebenza njengengxenye ephathekayo ehlukanisa igumbi legesi negumbi loketshezi olusebenza ngogesi. Inkokhelo yegesi imelela inani legesi elingaphakathi kwesilinda, elivame ukucindezelwa kungcindezi ethile.
Uma ifakwa esenzweni, isiphethu segesi sisebenzisa amandla angaphandle alingana ngokuqondile nomehluko phakathi kwengcindezi yegesi kanye nengcindezi ye-ambient. Njengoba i-piston ihamba, icindezela noma inciphise igesi, okuholela ekushintsheni kokucindezela okuyisibopho samandla akhishwa isiphethu segesi.
Kunezinhlobo ezimbili eziyinhloko zemithombo yegesi: imithombo yegesi enwetshiwe kanye nemithombo yegesi yokucindezelwa. Ezangaphambili zisetshenziselwa ukusekela noma ukuphakamisa umthwalo, kuyilapho lezi zamuva zisetshenziselwa ukucindezela noma ukubamba umthwalo endaweni yawo. Zombili izinhlobo zingatholakala ezinhlobonhlobo zezinhlelo zokusebenza, kufaka phakathi ama-hoods ezimoto, ama-hatchbacks, izivalo ze-trunk, okokusebenza kwezimboni, izihlalo, nemibhede yasesibhedlela.
Enye yezinzuzo ezibalulekile zeziphethu zegesi phezu kwemithombo evamile eyimishini ikhono lazo lokuhlinzeka ngokunyakaza okushelelayo nokufana okufanayo. Lesi sici sibaluleke kakhulu ezimeni lapho umthwalo udinga ukwehliswa kancane kancane noma wehliswe. Ukwengeza, iziphethu zegesi zivame ukuba nesikhathi eside sokuphila uma kuqhathaniswa neziphethu zemishini, njengoba zikwazi ukumelana nokuguga. Ngaphezu kwalokho, iziphethu zegesi zingakhiywa endaweni engaguquki ukuze zibambe ngokuphephile umthwalo futhi zingalungiswa kalula ukuze zivumelane nokushintsha kwemithwalo noma izidingo.
Iziphethu zegesi zitholakala ngosayizi abahlukahlukene namandla okuphoqelela, okuvumela ukwenziwa ngokwezifiso ukuhlangabezana nezidingo ezithile. Zingenziwa kusetshenziswa amagesi ahlukene, njenge-nitrogen, i-helium, ne-argon, ngayinye inezindawo zayo ezihlukile zomthamo wokucindezela. Ngaphezu kwalokho, iziphethu zegesi zingaklanywa ngokufakwa okuhlukile kokugcina kanye nokuhlelwa kokukhwezwa ukuze kuhambisane nezinhlelo ezithile zokusebenza.
Sengiphetha, iziphethu zegesi zimelela inketho yentwasahlobo esebenza kahle futhi eguquguqukayo ethola ukusetshenziswa okubanzi ezimeni eziningi. Kungakhathaliseki ukuthi udinga ukuphakamisa umthwalo osindayo, ukucindezela ingxenye ethile, noma ukuvikela into ethile, cishe kukhona isiphethu segesi esikwazi ukufeza umsebenzi. Ngobuningi bezinzuzo nezici ezingenziwa ngokwezifiso, akumangazi ukuthi iziphethu zegesi zithole ukuthandwa okuphawulekayo eminyakeni yamuva.