Upload
ihsan-samoh-
View
227
Download
0
Embed Size (px)
Citation preview
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
1/40
003: EG CE (EC K), IE
, :
1. (3 E), J . B,/ H 1995
2. E I (2 E), D C, H 1978
1 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
2/40
1 D , 2
2 I / 2
3 D / 24 A
2
2 : G (2016)
√
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
3/40
3 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
4/40
( )
: ,
:
: D 0.5 100 + 0.2% 0.008% 1 Ω/
4 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
5/40
,
, = /
A, =∆
/
() ().
5 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
6/40
A . A ,
, . H,
6 : G (2016)
,
, / .
D E , /
.
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
7/40
.
7 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
8/40
: 100 +800C
. : 0.3C/10
: , , :
/ ,
: 200 +800C
8 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
9/40
9 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
10/40
G :
A . .
10 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
11/40
A (0°C), the boiling point of water (100°C), and the freezing point ofzinc (419.6°C). The corresponding resistance values are100.0Ω, 138.5Ω, and 253.7Ω. The algebraic form of theinterpolation equation is:
Find the numerical form of the interpolation equation.
11 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
12/40
12 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
13/40
: , , , ,
(C)
G E:
13 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
14/40
14 : G (2016)
A θ
.
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
15/40
I θ θ ( ), :
E C : 12Ω 25C (298 K) 0.95Ω 100C (373 K) H 1C/7
15 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
16/40
(θ ) θ K (θ ) = α exp( β /θ ). Given that the
resistance at the ice point (θ = 273.15K) is 9.00 kΩ andthe resistance at the steam point is 0.50 kΩ, find the
resistance at 25°C.
16 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
17/40
17 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
18/40
C
,
.
.
.
18 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
19/40
19 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
20/40
20 : G (2016)
:
:
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
21/40
:
: 0.250.4
21 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
22/40
G F(G)
F , :
I , :
∆ . .
22 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
23/40
. .
A
.
23 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
24/40
F , = ρ ,
:
24 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
25/40
25 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
26/40
D .
26 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
27/40
B .
D , .
27 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
28/40
28 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
29/40
A 2 .
φ , .
2 +45° ( , +) 45° ( , )
. 4 2
.
A 2 4 2 4.
29 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
30/40
30 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
31/40
:
A 2 4
. , . .
31 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
32/40
A 2 . 2
.
( +) ( ). 4 2
2 . A 2 4
2 4.
32 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
33/40
33 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
34/40
:
A 2 4 . , . .
,
, = /
() A (2).
34 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
35/40
0 200°C.
G Ω °C is given byR T = 0(1+αT+βT
2) 0 = 100.0, 100 = 138.50, 200 = 175.83Ω :
() α and β() 100°C as a percentage of
full-scale deflection.
35 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
36/40
36 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
37/40
F . G
0.5,
.
37 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
38/40
38 : G (2016)
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
39/40
: G (2016) 39
8/18/2019 EEE4204 Im 003a Nts (Students) - Sensing Elements
40/40
E
: G (2016) 40