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2020-07-13
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(, mechanics) ϴ йо̸, ü ؼ
ϴ ü(׵, fluid mechanics)̴. ü ϻȰ Ӹ
϶ о߿ Ǵ ִ.
輳оߴ ̳ ü 谡 , κ 輳
ϱ ؼ ü ؼ ſ ߿ϴ. ׷Ƿ ü 輳񿡼
⺻ Ǵ ̸, , װ, ȭа, , ڵ,
 ̵߽Ǵ ʼ йо̴. ü κ
Ͽ 뿡 ǻ Բ ü(computational fluid dynamics) ޼
ߴϿ ҰϿ ϰ 3
ϰ Ǿ.
å 輳о߿ ʿ ü ֵ
ǥ Ϸ Ͽ.
SI ⺻ Ͽ 忡 ߷´
ϰ Ƿ, å ̷ Ͽ ٷ.
å 輳е 簡 DZ⸦ ٶ
Ǹ ؼ ϰڴ.
å ֽ ԰ в 帳ϴ.
2010 3

1
1.1 ü 1
1.2 ü 1
1.3 2
1.3.1 (Dimensions) 2
1.3.2 (Units) 2
1.3.3 ֿ 3
1.4 ü 10
1.4.1 ༺(Compressibility) 10
1.4.2 (Viscosity) 12
1.5 ü ºȭ 17
1.6 ǥ° 𼼰 18
1.6.1 ǥ 18
1.6.2 𼼰 19
1.7 ü з 20
2 ü
2.1 27
2.2 ü з 27
2.3 з 28
2.3.1 з 28
2.3.2 з 28
2.3.3 Pascal 30
ü
2.3.4 з 31
2.4 ü ⺻ 33
2.4.1 ü з ȭ 33
2.4.2 ༺ ü(Incompressible Fluids) 34
2.4.3 ༺ ü(Compressible Fluids) 34
2.5 ְ(Manometer) 36
2.5.1 ǿ(Piezometer) 37
2.5.2 Uڰ ְ 37
2.6 ü ӿ ִ 鿡 ۿϴ 39
2.6.1 鿡 ۿϴ 39
2.6.2 鿡 ۿϴ 40
2.6.3 鿡 ۿϴ 41
2.7 η° ξü 44
2.7.1 η 44
2.7.2 ξü 45
2.8 ϴ ü 46
2.8.1 ӵ  47
2.8.2 ȸ 49
3 ˻ü ؼ
3.1 ü ؼ 59
3.2 ʹĢ 60
3.2.1 Ģ(ӹ) 60
3.2.2 Newton  2Ģ() 61
3.2.3 Ģ() 62
3.2.4 2Ģ(Ʈ Ģ) 62
3.3 ̳ 63
3.4 ӹ (Continuity Equation) 65
3.5  (Momentum Equation) 66
3.6 (Energy Equation) 67

4 ü ̺ؼ
4.1 Ϳڸ ̿ ǥ 77
4.1.1 (Operator of Vector) 77
4.2 ӵ ǥ 79
4.3 ü  82
4.3.1 ̵ (Translation) 83
4.3.2. (Deformation) 84
4.3.3 ȸ (Rotation) 86
4.3.4 ȯ 87
4.4 91
4.4.1 1 ӹ 91
4.4.2 3 ӹ 92
4.5  (Momentum Equation) 94
4.5.1 üڿ ۿϴ 94
4.5.2 ǥ° (Surface force and Stress) 95
4.6 97
4.6.1 Euler  97
4.7 100
4.7.1 ° 100
4.7.2 Navier-Stokes (Navier-Stokes' Equation) 102
4.8 (Turbulent Flow) 105
4.8.1 ӵ 105
4.8.2 Reynolds İ Reynolds 107
4.8.3 Prandtl ȥհŸ ̷ 110
5  紩
5.1  115
5.1.1  (Momentum Equation) 115
5.1.2  117
5.1.3 з ǿ ۿψp 118
5.2 131
5.2.1 ̹ 131
ü
5.2.2 ̹ 133
6 ؼ Ģ
6.1 ؼ 151
6.1.1 ؼ 151
6.1.2 Buckingham 155
6.2 Ģ 158
6.2.1 Ģ 158
6.2.2 160
7
7.1 167
7.1.1 167
7.1.2 Ա 168
7.2 Ա 168
7.2 (Hagen-PoiseuileĢ) 169
7.3 սǿ(Loss Energy in Pipe) 173
7.3.1 ս 173
7.3.2 ս(Minor Loss) 178
7.4 (Equivalent Length) 186
7.5 ΰ ս 186
7.5.1 ΰ Ѽս 186
7.5.2 ΰ Ѽս 187
8 ̷а ܺ
8.1 ̷ 195
8.2 β 197
8.2.1 β (Boundary Layer Thickness) 197
8.2.2 β (Displacsment Thickness) 197
8.2.3  β (Momentum Thickness) 198
8.2.4 һ꿡β 199

8.3 ӵ 200
8.4 202
8.5 Von Karman  202
8.6 ڸ ķ 204
8.7 ׷° 207
8.7.1 ̷ 207
8.7.2 ׷ 211
8.7.3 213
9 ༺
9.1 ü 219
9.2 (з ļӵ) 221
9.3 Mach 224
9.4 ܸ ȭϴ ༺ 227
9.5 ̻ü Ʈ 229
9.5.1 ༺ 229
9.5.2 ü 230
9.5.3 Ӱ 231
9.5.4 233
10 ü
10.1 ü ǿ з 237
10.2 238
10.3 239
10.3.1 239
10.3.2 з 240
10.4 (Head) 241
10.5 Ģ(Similitude) 243
10.6 ӵ ȸ 246
ü
10.6.1 ӵ(Specific Speed) 246
10.6.2 ӵ ȸ 248
10.7 ° ȿ 249
10.8 ij̼(Cavitation) 250
10.9 (Water Hammer) 255
10.9.1 255
10.9.2 ġ 255
10.9.3 ¾з 256
η A
η B
η C

ټ

  • 10
  • 8
  • 6
  • 4
  • 2

(ѱ 300̳)
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ϵ ϴ.