ZQT-s_Lab-is_AKROBATSHI.pdf

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ZQT-s_Lab-is_AKROBATSHI.pdf

wyos zustad horizontalur mdgomareobaSi dasayeneblad.

am cilindris moculoba fskeridan niSnulebamde

240 sm 3 -ia. Siga cilindrs aqvs TiTbris saxuravi, romelSic

datanebulia ori xvreli: erTSi Cadgmulia xis

Rero, xolo meoreSi - Termometri 7. gare cilindris

Sida kedelze mimagrebulia sarevi 8 da Termometri 9.

gamosasvleli milidan 5 gamodinebuli siTxis raodenoba

fiqsirdeba sazomi kolbiT 13, romlis moculoba

yelze gakeTebul Wdemde aris 200 sm 3 .

eqsperimentis dawyebamde saWiroa xelsawyos

wylis ricxvis dadgena. viskozimetris wylis ricxvi

(mudmiva) aris 20 0 C-ze 200sm 3 distilirebuli wylis

gamodinebis dro (wm). wylis ricxvis gansazRvrisaTvis

Siga cilindrs gulmodgined recxaven Tanamimdevrulad

benziniT, spirtiTA da distilirebuli wyliT. Semdeg

masSi asxamen distilirebul wyals niSnulebis dafarvamde;

ayeneben xelsawyos horizontalur mdgomareoba-

Si da Camoclian zedmet wyals. xelsawyos axuraven saxuravs

da acxeleben saWiro temperaturamde, urven ra

sareviT abazanaSi, xolo Siga cilindrSi – saxuravSi

Cadgmuli TermometriT. rodesac temperatura miaRwevs

20 0 C-s ayovneben ramdenime wuTs, Sedgamen sazom kolbas

gamosasvleli xvrelis qveS da frTxilad amoiReben xis

Reros 4, CarTaven ra maSinve wamsazoms; sazRvraven 200

sm 3 wylis gamodinebis dros (anaTvali aiReba Zira meniskis

mixedviT). sami gansazRvridan iangariSeba saSualo

ariTmetikuli, amasTan sxvaoba calkeul gazomvebs

Soris 0,5 wm-s ar unda aRematebodes. standartuli viskozimetrebis

wylis ricxvi unda iyos 50-52 wm. Tu

mudmivas miRebuli mniSvneloba metia 52-ze an naklebia

50-ze, viskozimetri samuSaod ar gamodgeba.

31

sufTa navTobproduqts, romelic ar Seicavs wyalsa

da meqanikur minarevebs, acxeleben im temperaturaze

1-3 0 -iT naklebad, romelzedac unda ganisazRvros

siblante da asxamen benziniT garecxil da haeriT gam-

Sral cilindrSi. abaznaSi temperaturas adideben 1,5-

2 0 -iT, mocemulTan SedarebiT. roca sakvlevi siTxis

temperatura miaRwevs gansazRvis dones daayovneben am

temperaturaze 5 wT da iwyeben eqsperiments.

pirobiT siblantes upiratesad sazRvraven 20, 50

da 100 0 -ze. daayeneben ra siTxis dones cilindrSi, abazanaSi

amcireben temperaturas imdenad, rom igi 0,2 0 -iT

meti iyos gansazRvrisaze da inarCuneben mas cdis bolomde.

Semdeg iseve iqcevian, rogorc wylis ricxvis

gansazRvrisas. roca sazom kolbaSi sakvlevi navTobproduqtis

done miaRwevs niSnuls, wamsazoms gamor-

Taven (qafi mxedvelobaSi ar miiReba).gamodinebis dros

sazRvraven 0,2 wm-is sizustiT. pirobiT siblantes

angariSoben formuliT:

32

Pps=

τ

t

τ wy,20

sadac ps aris produqtis pirobiTi siblante cdis

temperaturaze;

tt – 200sm3 navTobproduqtis viskozimetridan

gamodinebis dro t temperaturaze, (wm);

twy,20 – 200 sm3 wylis gamodinebis dro 200C ze (wylis ricxvi), wm.

monacemebi, romlebic axasiaTebs pirobiT siblantes,

SeiZleba gamoviyenoT absoluturi siblantis mi-

,

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