McQuay M5WM10J, Руководство пользователя

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30
MWM-J_(ii) Performance Data
(b) Indoor Condition: 25°C DB, 17°C WB
Outdoor Condition: 40°C DB
Indoor DB ˚ C Indoor WB ˚ C
Outdoor DB, ˚ C
40
TC (kW) SHC (kW) PI (kW)
........ ........
16
25
10.50 10.37 4.37
17
...........................................
x
6
y
6
z
6
18 11.36 9.03 4.43
Total capacity, TC
Interpolation Method:

17º C – 16º C
=
x
6
– 10.50kW
19º C – 16º C 11.36kW – 10.50kW

x
6
= 10.79kW
Sensible capacity, SHC
Interpolation Method:

17º C – 16º C
=
y
6
– 10.37kW
19º C – 16º C 9.03kW – 10.37kW

y
5
= 10.05kW
3
rd
Step:
To obtain the Total capacity and Sensible capacity for
(a) Indoor Condition: 25°C DB, 17°C WB
Outdoor Condition: 37°C DB
Indoor
DB ˚ C
Indoor
WB ˚ C
Outdoor DB, ˚ C
35 37 40
TC
(kW)
SHC
(kW)
PI
(kW)
TC
(kW)
SHC
(kW)
PI
(kW)
TC
(kW)
SHC
(kW)
PI
(kW)
23 15
......................
11.16 10.05 4.03 x y z 10.79 9.92 4.39
Total capacity, TC
Interpolation Method:

37º C – 35º C
=
x – 11.16kW
40º C – 35º C 10.79kW – 11.16kW

x = 11.01kW
Sensible capacity, SHC
Interpolation Method:

37º C – 35º C
=
y – 10.05kW
40º C – 35º C 9.92kW – 10.05kW

y = 9.99kW
Power Input, PI
Interpolation Method:

17º C – 16º C
=
z
6
– 4.37kW
19º C – 16º C 4.43kW – 4.37kW

z
6
= 4.39kW
Power Input, PI
Interpolation Method:

37º C – 35º C
=
z – 4.03kW
40º C – 35º C 4.39kW – 4.03kW

z = 4.17kW