The MEMS Handbook MEMS Applications (2nd Ed) - M Gad el Hak Episode 2 Part 6 potx
The MEMS Handbook MEMS Applications (2nd Ed) - M. Gad el Hak Episode 2 Part 6 potx
... by Gad- el- Hak (1994; 19 96) , Lumley
(19 96) , McMichael (19 96) , Mehregany et al. (19 96) , Ho and Tai (19 96) , and Bushnell (1998).
Numerous methods of flow control have already been successfully implemented ... individual elements of a checkerboard array is, respectively, 100 and 1000
wall units,
5
or 26 0 m and 26 00 m, for this particular example. A reasonable size for each el...
The MEMS Handbook MEMS Applications (2nd Ed) - M. Gad el Hak Episode 2 Part 5 potx
... pattern.
Microchannel Heat Sinks 1 2- 1 9
0
50
100
150
20 0
25 0
300
0 10 15 20
x (mm)
T (°C)
0 mL/min (0 kPa) 0 .25 mL/min (80 kPa)
1.1 mL/min ( 160 kPa) 1.8 mL/min ( 320 kPa)
Device I, Dl water, q = 3 .6 W
5
FIGURE ... (e.g., the U.S. National Aerospace Plane) provides new challenges for researchers in the
field of flow control.
The three books by Gad- el- Hak et al. (1998),...
The MEMS Handbook MEMS Applications (2nd Ed) - M. Gad el Hak Episode 1 Part 5 potx
... 10
Ϫ
6
m ϫ 6 ϫ 10
Ϫ
6
m ϫ (80 V)
2
ᎏᎏᎏᎏᎏᎏᎏ
(1 ϫ 10
6
m)
2
ε
0
ε
r
xzV
2
ᎏ
y
2
8.854 ϫ10
Ϫ
12
F /m ϫ 1 ϫ 40 ϫ 10
Ϫ
6
m ϫ 6 ϫ 10
Ϫ
6
m ϫ (80 V)
2
ᎏᎏᎏᎏᎏᎏᎏ
(1 ϫ 10
6
m)
2
ε
0
ε
r
xzV
2
ᎏ
y
2
Surface ... of 160 0 m, and the pin joint that links the spoked wheel to the mirror
π
2
ϫ 155 ϫ 10
9
N /m
2
ϫ 3.3 ϫ 10
25
m
4
ᎏᎏᎏᎏᎏ
4 ϫ (300 ϫ 10
6...
The MEMS Handbook MEMS Applications (2nd Ed) - M. Gad el Hak Episode 1 Part 6 ppt
... models, and thermodynamical mod-
els. Some models are directly structured to describe the behavior of SMA fibers (a one-dimensional prob-
lem), while other models are developed for more complex ... 1141–1173.
d
ᎏ
2
d
ᎏ
2
d
ᎏ
2
d
ᎏ
2
∂T
N
ᎏ
∂x
d
ᎏ
2
∂T
S
ᎏ
∂x
d
ᎏ
2
d
ᎏ
2
∂T
P
ᎏ
∂x
d
ᎏ
2
∂T
S
ᎏ
∂x
d
ᎏ
2
d
ᎏ
2
d
ᎏ
2
d
ᎏ
2
Microactuators 5-3 5
© 20 06 by Taylor &...
The MEMS Handbook MEMS Applications (2nd Ed) - M. Gad el Hak Episode 2 Part 1 ppt
... 9E-15 5.2E-14 7.6E5
10 7.6E5 9E-17 5.2E- 16 7.6E4
10 5 .25 E3 1.4E-17 1.6E- 16 5 .25 E2
50 7.6E5 2. 9E-17 1.6E- 16 1.5E4
Macroscale (from Vargo Table 3)
0.1 7.6E5 9.1E- 16 1.3E- 12 7.6E6
1.0 7.6E5 2. 8E-17 ... (SCL) 2E -2 , 1E3 1.4 500 7.7E- 16 5E4 Lafferty, p. 168
Rotary Vane (RV) 2E -2 , 1E3 0.7 25 0 6. 2E- 16 5E4 Catalog
Group 2: Macroscale Kinetic and Ion
Drag (DR) 2E -2 , 1E...
The MEMS Handbook MEMS Applications (2nd Ed) - M. Gad el Hak Episode 2 Part 2 ppsx
... MEMS: Applications
20 −10 0 10 20
20
−10
0
10
20
(b)
20 −10 0 10 20
−30
20
−10
0
10
20
30
(a)
20 −10 0 10 20
5
10
15
20
25
30
(d)
20 −10 0 10 20
5
10
15
20
25
30
−
3. 065 5
−
2. 2991
−
1.5 327
−
0. 766 36
0
0. 766
36
1.5 327
2. 2991
3. 065 5
(c)
FIGURE ... at the dielectric particle or cell surface. If the dynamic polarization is due
entirely to the no...
The MEMS Handbook MEMS Applications (2nd Ed) - M. Gad el Hak Episode 2 Part 3 ppt
... the steady-state limitations. For additional information on the theory and
1 1 -2 MEMS: Applications
© 20 06 by Taylor & Francis Group, LLC
1 0-1 4 MEMS: Applications
50 µs
55 µs
60 µs
65 µs
70 ... analyzed.
10 .6 Applications
More than a hundred applications for microdroplet generators have been explored. This section sum-
marizes some of them.
1 0 -2 2 MEMS: A...
The MEMS Handbook MEMS Applications (2nd Ed) - M. Gad el Hak Episode 2 Part 4 pptx
... drops in the
1 1-3 0 MEMS: Applications
Methanol, =10 degree
0.0
4.0
8.0
12. 0
16. 0
20 .0
24 .0
0 20 40 60 80 100 120 140 160
Length of the film, mm
Exp.
Model 2
Model 1
Q
max
, W
FIGURE 11.17 Comparison ... capillary pumping while
optimizing the thin film region of the meniscus in order to maximize the heat flux [Wayner et al. 19 76;
Peterson and Ma, 1996b, 1999;...
The MEMS Handbook MEMS Applications (2nd Ed) - M. Gad el Hak Episode 2 Part 8 pdf
... excitation
Towards MEMS Autonomous Control of Free-shear Flows 1 5-7
© 20 06 by Taylor & Francis Group, LLC
Towards MEMS Autonomous Control of Free-shear Flows 1 5-1 1
0
2
4
6
8
10
0 20 40 60 80 100
rms (mV)
MEMS ... Overview,”AIAA
J., 32, pp. 1753–1 765 .
Gad- el- Hak, M. (19 96) “Modern Developments in Flow Control,” Appl. Mech. Rev., 49, pp. 365 –380.
Gad- el-...
The MEMS Handbook MEMS Applications (2nd Ed) - M. Gad el Hak Episode 2 Part 9 pdf
... result the sensor
Towards MEMS Autonomous Control of Free-shear Flows 1 5 -2 9
MEMS sensor and
actuator array
MEMS sensors
Dynamic separation
Reattachment
Flow
FIGURE 15.33 Control system components ... displays a schematic of the proposed control system components and test model geome-
try. The main idea is based on the deployment of integrated MEMS sensors and actuators nea...