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Static Characteristics of Plain Journal Bearings." Journal of the KSTLE, Vol.6, No.2, pp.76-87, 1990
(6) Vijayaraghavan, D. and Keith JR., T.G., "Effect of Type and Location of Oil Groove on the Performance of Journal Bearings," Tribology Transactions, Vol.35, pp.98-106, 1992
(7) ์ ๋์ฐ, ์์ค์ฒ , โ๊ทธ
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ation ์ ์ป๋๋ค .
๋ฐ๋ก ์์ ์์์ ๊ฐ ํญ์ ๊ฐ๊ฐ Pressure head, Velocity head, static head๋ผ๊ณ ํ๋ค. Bernoulliโs Equation์ ํด์์ ๋ณด๋ค ์ฉ์ดํ๊ฒ ํ๊ธฐ ์ํ์ฌ ๊ธฐํํ์ ์ธ ๊ฐ๋
์ ๋์
ํ ์๋์ง์ (Energy line, EL)๊ณผ ์๋ ฅ๊ตฌ๋ฐฐ์ (Hydraulic grade line, HGL)์ ์ฌ์ฉํ
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pressure_coefficient
โ ๋ณ ์ฒจ
1) ๊ฑด๊ตญ๋ํ๊ต ์์์ ํ๋ ์ ์
๊ตฌ ๋ถ
์ ์
Type
Open Type(๊ฐ๋ฐฉํ)
Rang of Wind Velocity
0.5~30 m/sec
Test Section
300ร300 mm
Distribution of Wind Velocity
Less than 0.5% at, mean velocity(5~15 m/sec)
Turbulence Factor
Percent Turbulence 0.5% at 15m/sec
Component
- B
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์๋ ๋ณํ๊ตฌ๊ฐ์ ๋ง์ฐ์ค๋ก ๋ฒ์๋ฅผ ์ ํ๊ณ ๊ธฐ์ธ๊ธฐ๋ฅผ ๊ตฌํ๋๋ฐ, ๊ทธ ๊ธฐ์ธ๊ธฐ๊ฐ ๊ฐ์๋๋ผ๋ ๊ฒ์ ์ ์ ์์๋ค. ์ด๋๋ง์ฐฐ๊ณ์๋ฅผ ๊ณ์ฐํด ํ์ ์ ๊ณ ์์์ ์คํํ ๊ฐ๊ณผ ๋น๊ตํด ๋ณด์๋ค.
์ ์ง, ์ด๋๋ง์ฐฐ๋ ฅ
(statics and kinetic friction)
๊ฒฐ๊ณผ๋ณด๊ณ ์
4์กฐ
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Coefficient of
Thermal
Expansion
(106/ )
100
0.120
0.116
13.76
200
0.115
0.125
14.51
300
0.107
0.132
15.36
400
0.098
0.138
15.81
Fig. 4 Step 1, Room Temperature
Fig.5 Step 4. Room Temperature
Fig. 6 Step 8, Room Temperature
Fig. 7 Step 1, High Temperature
Fig. 8 Step 4, High Temperature
Fig. 9 Ste
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static lung inflation depends on a high intrathoracic pressure. J Auton Nerv Syst. 1998 Feb 5;68(3):135-9.
24. Englund EK, Rodgers ZB, Langham MC, Mohler ER 3rd, Floyd TF, Wehrli FW. Simultaneous measurement of macro- and microvascular blood flow and oxygen saturation for quantification of muscle ox
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pressure of accomplishment of parents had a low correlation coefficient. However, it had significant positive and negative correlation with academic self-efficacy. In particular, maternal pressure of accomplishment showed significant positive correlation with self-regulating efficacy, parents\' pres
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๋ฉ๋ดํผ์น๊ธฐ
