
chalana saamyam

dravam yantrasaastramlo, chalana saamyatanu "namuunaa pravaahamlo yea samayamloonainaa vegam anedi namuunaa pravaahamlo adhe samayamlo vaegaaniki sthiramaina sthaayi karakaniki anulomaanupaatamlo untundi, adhe samayamlo idhi pravaham yokka pravaaharekha aakaraanni nirvahistundi.oka namuunaa mariyu namuunaa madhya saaruupyatalanu puurti cheyadaaniki moodu mukhyamaina paristhitulalo (rekhaganita saaruupyata, dynamic saaruupyata mariyu chalana saaruupyata) chalana saamyata okati. chalana saamyata anedi dravam yokka kadalika yokka saaruupyata. kadalikalanu dhooram mariyu samayamtho vyakteekarinchavachhu kabatti, idhi podavula saaruupyatanu suuchistumdi (i.ii. rekhaganita saaruupyata) mariyu, adanamgaa, samaya viramam yokka saaruupyata. scale chesina namoonaalo chalana saamyatanu saadhinchadaaniki, dravam dynamicslo parimaanam laeni sankhyalu parigananaloki teesukobadataayi. udaaharanaku, namuunaa yokka reenal sankhya mariyu namuunaa saripolali. mahilallo sankhya vanti itara parimaanarahita sankhyalu kooda parigananaloki teesukobadataayi.
udaaharana.
manam kinematic saaruupyatatoe coronary artary yokka scale up modalnu tayaaru cheyalsina avasaram undani anukundam. 
reynolds sankhya, <br>
 <br>
ekkada, <br>
 dravam yokka saandrata (ci unitlu kejee/mea3) <br>
 dravam yokka vegam (ci unitlu m/s) <br>
 lakshana podavu ledhaa vyaasam (ci unitlu mea) <br>
 dynamic snigdhata (ci unitlu ns/emm2) <br>
 kinematic snigdhata (ci unitlu m2/s) <br>
chalana saamyatanu konasaaginchadaaniki konni margalu unnaayi. reynolds sankhyanu oke vidhamgaa unchadaaniki, scale-up modal ververu snigdhata ledhaa saandratatoe vaerae dravamnu upayoginchavacchu. adhe dynamic lakshanaalanu nirvahinchadaaniki manam dravam yokka vegaanni kooda maarchavacchu.
paina perkonna sameekaranaanni dhamani kosam ilaa vraayavachuhu
mariyu scale-up modal kosam,
chalana saamyata unna paristhitiloo, 
antey, 
ledhaa, 
andinchina viluvala dwara chararaasulanu pratyaamnaayam cheyadam anedi scale-up modal kosam dravam mariyu pravaaha lakshanaala kosam mukhyamaina lakshanaala daetaanu andistundi. scale-down modal kosam idhe vidhamaina vidhananni teesukovachhu (i.ii. chamuru suddhi karmagaram kooda scale-down modal).