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hmt lab manual tables
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Experiment 1: Fourier’s Law study for linear conduction of heat along a homogeneous bar
Test Section: Brass, dia 30 mm
Heater Power, Q(Watts)
T1 (°C)
T2 (°C)
T3 (°C)
T4 (°C)
T5 (°C)
T6 (°C)
T7 (°C)
T8 (°C)
T9 (°C)
Distance from heater end , X
(m)
Signature__________
Experiment 2: Conduction of heat and overall heat transfer along a composite bar
Test Section: stainless steel, dia 30mm
Test Heater Power, Q(Watts)
T1 (°C)
T2 (°C)
T3 (°C)
T7 (°C)
T8 (°C)
T9 (°C)
A
B
C
Distance from heater end , X
(m)
Signature__________
Experiment 3: The effect of a change in cross-sectional area on the temperature profile along a thermal conductor
Test Section: Brass, dia 13mm
TestHeater
Power, Q(Watts)
T1 (°C)
T2 (°C)
T3 (°C)
T7 (°C)
T8 (°C)
T9 (°C)
A
B
C
Distance from heater end , X
(m)
Signature__________
Experiment 4: The temperature profile and rate of heat transfer for radial conduction through the wall of cylinder
Test Section: Brass , dia 110, length 3mm
TestHeater
Power, Q(Watts)
T1 (°C)
T2 (°C)
T3 (°C)
T4 (°C)
T5 (°C)
T6(°C)
A
B
C
In r
Distance from heater end , X
(m)
Signature__________
Experiment 5: To measure the thermal conductivity of the Glass, we’ll use the apparatus of Thermal Conductivity of Building Materials apparatus.
Test Heat Input Q Temperature Measurement
Volt Amp Watt T1hot T2hot T3hot T4cold T5cold T6cold
TempInlet of water
TempOutlet of water
A
B
C
Signature__________
Experiment 6: To measure the thermal conductivity of the Wood, we’ll use the apparatus of Thermal Conductivity of Building Materials apparatus.
Test Heat Input Q Temperature Measurement
Volt Amp Watt T1hot T2hot T3hot T4cold T5cold T6cold
TempInlet of water
TempOutlet of water
A
B
C
Signature__________
Experiment 7: To measure the thermal conductivity of liquids and gases.
Sample
heater Power supply Q(W)
T1(oC)
T2(oC)
∆T(T1-T2)
(oC)
Qgenerate
(W)Qlost
(W)Qconduction
(W)K
(W/mk)Error(%)
Signature__________
Experiment 8: To demonstrate the relationship between power input and surface temperature in free convection
Ambient air temperature (tA) = ________ C
Input Power, Q Watts Finned Plate Temp, (tH) ºC tH - tA , ºC
Signature__________
Experiment 9: To demonstrate the relationship between power input and surface temperature in forced convection.
Ambient air temperature (tA) = ________ CInput Power Q = ________ Watts
Air Velocity, m/s Finned Plate Temp (tH), ºC tH - tA, ºC
0
0.5
1.0
1.5
Signature__________
Experiment 10: To demonstrate the use of extended surface to improve heat transfer from the surface.Ambient air temperature (tA) = ________ CInput Power Q = ________ Watts
Air Velocity, m/s Plate Temp (tH), ºC tH-tA, ºC
Pinned Finned Flat Pinned Finned Flat
0
1.0
2.0
2.5
Signature__________
Experiment 11: INVERSE SQUARE LAW FOR HEAT
Observations:
Distance,x(mm)
R (W/m2)
Tb (BLACK) (°K)
Ts(Source) (°K)
qb = σ [(Ts)4 – (Tb)4]θ = tan-1(50
X ) sin2 θ qr = qb x Sin2 θ
C=qr / R (constant)
800
700
600
500
400
300
Signature__________
Experiment 12: STEFAN-BOLTZMANN LAW
Observations:
Heater Temperature
(°C)
Distance,x(mm) R(W/m2) Tb (BLACK)
(°K)Ts(Source)
(°K)qb = σ [(Ts)4 – (Tb)4] C=qr / R
(Constant)
Rc = R x c F =qb / Rc
150 300
125 300
100 300
75 300
Signature__________
Experiment 13: Co-Current and counter current Shell & Tube Heat Exchanger.
FL1 hot FL 2 cold TT 1 inlet hot TT 2 out hot TT 3 out cold TT 4 inlet cold(LPM) (LPM) (°C) (°C) (°C) (°C)
Signature__________
Experiment 14: Co-Current and counter current Concentric Heat Exchanger
FL1 hot FL 2 cold TT 1 inlet hot TT 2 out hot TT 3 out cold TT 4 inlet cold(LPM) (LPM) (°C) (°C) (°C) (°C)
Signature__________
Experiment 15: Co-Current and counter current plate Heat Exchanger
FL1 hot FL 2 cold TT 1 inlet hot TT 2 out hot TT 3 out cold TT 4 inlet cold(LPM) (LPM) (°C) (°C) (°C) (°C)
Signature__________
Experiment 16: Co-Current and counter current coil Heat Exchanger
FL1 hot FL 2 cold TT 1 inlet hot TT 2 out hot TT 3 out cold TT 4 inlet cold(LPM) (LPM) (°C) (°C) (°C) (°C)
Signature__________
