
duval thrastt rokkatt motor

oru duval-thrastt soolid propellant rokkatt enchinil, propellant pindam rund vyathyastha tharam (saandrata) indhanangal chernnathaanu. oru tandom duval-thrastt motorinte kaaryatthil, rokkatt nosalinu ettavum aduthulla indhanam vegathil kathukayum motorinte shareerathilekku indhanam pathukke kathukayum cheiyunnu. ithu rokkattinu thudakkathil uyarnna oorjjam nalkukayum athivegam uyarnna vegathayilekku thwarithappeduthukayum cheiyunnu. vegathil kathunna propellant muzhuvan kathikkumbol, pathukke kathunna propellant thaazhnna thothilulla oorjjam nalkunnu. thwaranathinte aadya ghattathe "boost" ennum randaam ghattathe "sustain" ennum vilikkunnu. ellah duval-thrastt motorukalum oru tandom krameekaranatthilalla, pakshe noonn-tandom motorukal valare orepole pravartthikkunnu; avaykku vyathyasthamaaya indhanathinte bhauthika leauttu maathrameyulloo. udaaharanathinu, avaa avasaanam (avasaanam kathunnathu) ennathinekkaal akathu ninnu puratthekku (coor baining) kathichekkaam.
duval-thrastt motorukalude prayojanam, indhanam ellaam athivegam kathunna tharatthilaanenkil, rokkatt thudakkathil uyarnna vegathayilekku thwarithappeduthumengilum vegathaykkanusarichu vaayu prathirodham naalirattiyayi vardhikkunnathinaal rokkatt valare vegathil mandagathiyilaakum ennathaanu. ithu uyarnna peak vegatha nalkumenkilum kuranja sharashari vegatha nalkum. pakaram, boost ghattam rokkattine vendathra uyarnna vegathayilekku thvarithappeduthunnu (rokkattine athinte lakshyasthaanathekku vegathil nayikkaan paryapthamaaya uyaram, pakshe amithamaya vaayu prathirodham undakkaan paryaapthamalla), thudarnnu susthira ghattam rokkattine eee uyarnna vegatha nilanirthaan anuvadikkunnu.
anthareekshathil bandhippichirikkunna rokkattukalil duval-thrastt motorukal ettavum kooduthal kaanapedunnu, kaaranam avayude parakkalil bhooribhaagavum vaayu prathirodhatthe neridendivarunnu. ithu multy steju rokkattukalude aashayathin samaanamaan, ennaal gattangal verthirikkenda aavasyamillaathathinaal roopakalppana cheyyaanum nirmmikkanum valare lalithamaanu, prathyeka gadakangal muthalaayava undu.

