?? direct.dat
字號(hào):
1P: air total pressure
3T: air try bulb temperature
8H: air humidity ratio
6Ha: air enthalpy
8Rh: air relative humidity
3Tdew: dew point temperature
3Tw: air wet bulb temperature
#
1MODE: 1, 2 or 3
*
20HIGH/LOW LIMIT CONTROLLER
0 0 2 1 2
4Ctm: measured temperature input control signal
4C: controller output (same as OUT(1))
4C: controller output
#
1Kp: proportional gain
2Cts: setpoint * i, i=1 (high lim.), i=-1 (low lim.)
*
21SPLIT VALVE
2 0 1 0 7
4C: input control signal: relative damper position
#
1K1: flow resistance 1 when fully opened, open if C=1 [1000/(kg m)]
2K2: flow resistance 2 when fully opened, open if C=0 [1000/(kg m)]
3Rammda: leakage parameter (-)
4Wf: weighting factor: 0=exp., 1=lin., or 0 < Wf < 1
5flow network index which this unit belongs to
6order index of flow branch 1 in the network
7order index of flow branch 2 in the network
*
22STEAM SPRAY HUMIDIFIER
0 0 5 3 1
3Ts: steam temperature
3Tai: inlet air temperature
8Hai: inlet air humidity ratio
2Wai: inlet moist air flow rate
2Ws: steam flow rate
3Tao: outlet air temperature
2Wao: outlet moist air flow rate
8Hao: outlet air humidity ratio
#
1Eta: saturation efficiency (-)
*
23STEAM NOZZLE
0 0 3 2 2
3To: entering steam temperature
1Po: steam stagnation pressure at entrance
1Pe: exit pressure
3Te: outlet steam temperature
2W: mass flow rate of steam
#
1A: nozzle exit cross sectional area (m2)
2Pr: absolute press corresponding to zero gage press(kPa)
*
24IDEAL GAS NOZZLE
0 0 3 2 4
1Po: upstream stagnation pressure
1Pe: exit pressure
3To: upstream temperature
2W: mass flow rate of gas
3Te: exit temperature
#
1A: nozzle exit cross sectional area (m2)
2P: abs. press corresponding to zero gage press (kPa)
3Gamma: ratio of specific heats (-)
4R: gas constant [J/(kg K)]
*
25STEAM TO AIR HEATING COIL
5 1 5 4 13
1Ps: steam pressure
3Tsi: inlet steam temperature
3Tai: inlet air temperature
3Tao: outlet air temperature (from output 1)
2Wa: mass flow rate of air
3Tao: outlet air temperature
3Two: steam or water outlet temperature
2Ws: steam and condensate mass flow rate
7Q: rate of heat transfer to air
#
1Tsc: degrees of subcooling of condensate
2Aa: minimum air flow area (m2)
3Ai: tube inside surface area for heat transfer (m2)
4Ap: tube outside surface area for heat transfer (m2)
5As: fin surface area for heat transfer (m2)
6Di: tube inside diameter (m)
7Do: tube outside diameter (m)
8Kt: tube thermal conductivity [W/(m k)]
9Df: fin diameter (m)
10Kf: fin material thermal conductivity [W/(m K)]
11Delta: fin thickness (m)
12Fm: number of fins per meter
13Cm: total thermal capacitance of fins and tubes (kJ/C)
*
26CONTROL SIGNAL INVERTER (2)
0 0 1 1 1
4C1: input control signal
4Co: output control signal
#
1multiplier (-)
*
27MOIST AIR FLOW MERGE
0 0 6 2 0
2W1: inlet mass flow rate 1
2W2: inlet mass flow rate 2
3T1: inlet temperature 1
3T2: inlet temperature 2
8H1: inlet humidity ratio 1
8H2: inlet humidity ratio 2
3T3: outlet temperature
8H3: outlet humidity ratio
#
*
28CONSTANT FLOW RESISTANCE
1 0 0 0 3
#
1K: flow resistance [1000/(kg m)]
2flow network index which flow branch belongs to
3order index of flow branch in the network
*
29MOIST AIR MULTI-WAY MIXING BOX
0 0 18 2 1
2W1: inlet mass flow rate 1
2W2: inlet mass flow rate 2
2W3: inlet mass flow rate 3
2W4: inlet mass flow rate 4
2W5: inlet mass flow rate 5
2W6: inlet mass flow rate 6
3T1: inlet temperature 1
3T2: inlet temperature 2
3T3: inlet temperature 3
3T4: inlet temperature 4
3T5: inlet temperature 5
3T6: inlet temperature 6
8H1: inlet humidity ratio 1
8H2: inlet humidity ratio 2
8H3: inlet humidity ratio 3
8H4: inlet humidity ratio 4
8H5: inlet humidity ratio 5
8H6: inlet humidity ratio 6
3Tout: outlet temperature
8Hout: outlet humidity ratio
#
1N: number of flow streams merging (-)
*
30BELGIUM COOLING OR HUMIDIFYING COIL PART II
0 0 5 12 13
2inlet air mass flow rate
3inlet air dry temperature
8inlet air humidity ratio
3inlet water temperature
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