Introduction to Heat Transfer

The laboratory consists of numerous equipment with experimental setup to study the fundamental and applied aspects of Heat Transfer. The Laboratory facilitates experimental based understanding of various mode of Heat Transfer. It also facilitates to the undergraduate, post graduate and research scholar to conduct their lab oriented, study oriented and research oriented projects to simulate and validate it with the experiments. The laboratory also takes the consultancy projects from various institute and organization.

Faculty Coordinator: Dr. Santanu Prasad Dutta

Laboratory Sr. Technical Assistant: Mr. Tahsildar Yadav

Location: E Block, E-111

Significant Equipments

HEAT EXCHANGER SERVICE MODULE WITH CONCENTRIC, PLATE, SHELL AND TUBE, JACKETED VESSEL WITH COIL AND STIRRER

Technical Specification
1. 1350mm long x 500mm front to back x 500mm high,
2. outer tube diameter30mm and inner tube diameter 20mm,
3. no. of tubes =6,
4. heat transfer area = 0.02m² ,
5. outer vessel: 125mm outside diameter and 113mm inner side diameter.
Application: To obtain performance characteristic of paroral and counter flow heat exchangers in various heat exchangers.
Founded by: Institute

HEAT TRANSFER EXPERIMENT BASE UNIT WITH LINEAR CONDUCTION, RADIAL CONDUCTION, EXTENDED SURFACE AND CONDUCTIVITY OF LIQUID AND GASES

Technical Specification
1. 650mm long x 480mm front to back x 590mm high,
2. material- brass,
3. diameter = 30mm,
4. cross sectional area = 0.000707 m²,
5. cold water supply at between 5 0c and 15 0c,
6. thermocouple position 20 mm equally spaced centers and 10mm equally spaced radii, diameter = 10mm,
7. diameter 0.0000785m²,
8. cylinder length 0.1m,
9. normal surface area = 0.0126m².
Application: To study how heat conducts linearly along a solid rod and convects from the surface of solid rod of uniform dimension and material. To study how heat conduct around a solid disk of uniform dimension and material. To find the thermal conductivity of test liquids and gases.
Founded by: Institute

CROSS FLOW HEAT EXCHANGER

Technical Specification
1. Total length=1530mm,
2. Total depth= 400mm,
3. Total height 1170mm,
4. Net weight 55 kg,
5. Material Copper,
6. Thermocouple – K type,
7. Rod diameter = 12.4mm,
8. Working Section 125mm x 125mm.
Application: To determine the pressure losses created by rod, rate of cooling of rod, initial velocity, mean velocity and velocity distribution.
Founded by: Institute

TEMPERATURE MEASUREMENT AND CALIBRATION

Technical Specification
1. Dimensions 920mm long, x 600mm high x 500mm front to back ,
2. range 0 °c to 100 °c , tolerance +/- 5%,
3. Temperature detector- class A high accuracy ,
4. thermocouple K type and J type,
5. resistors 10,100,1000 Ohm.
Application 1. To use PRT Simulation resisters to show how the difference between constant current and constant voltage supplied to thermometer circuit,
2. To show the difference between two, three and four wire connection of a PRT,
3. To show the linearity of the PRT,
4. To show the non-linearity of NTC thermometer,
5. To show how resistance in measuring circuit can affect the reading from thermocouple.

RADIANT TRANSFER EXPERIMENTS

Technical Specification
1. Dimensions 1300mm long x 300mm high x 300mm wide ,
2. apertures 5mm, 10mm, 15mm, 20mm, 25mm, 30mm, 35mm,
3. filter-infrared, tricolor red, tricolor green,
4. Filter factor 2, 4,8. Optical 0.3,0.6,0.9
Application: 1. To use light to prove that radiation (light) intensity is inversely proportional to distance squared
2. To use light to prove that radiation (light) intensity is inversely proportional to the cosine of the angle between the emitter and the receiver of the radiation.
3. To show the principle of finding transmittance values.
Founded by: Institute

FLUIDIZED BED HEAT TRANSFER UNIT

Technical Specification
1. Heating element12.7mm diameter x 57.1mm long,
2. heated surface area = 24cm2
3. granular material: fused alumina, grit size 54, 60, 80, 100μm,
4. bed chamber nominal diameter = 105mm,
5. nominal length 220mm.
Application
Observation of the behavior of particles in a bed with upward air flow. Investigation of the relationship between bed height, bed pressure drop and upward air velocity through a bed of granular material. Investigations of the effect of superficial velocity, depth of immersion, particle size on the overall heat transfer coefficient for a hot surface in an air fluidized bed. Investigation of distributer design on bed behavior. Demonstration of segregation of particles by size and / density.
Founded by: Institute

CONVECTION DRYER

Technical Specification
1. Over all unit L x W X H == 2380 x 790 x 1270mm ,
2. Drying Plate L X W x H =398 x 320x 15mm,
3. material AlMg3 ,
4. Number 4,
5. flow channel L x W x H =2250mm x 390mm ,
6. Fan max speed 950 rpm,
7. max head 700 m³ /h
8. anemometer measuring range = 0.2-2.5 m
9. humidity sensor: measuring range 0-100 % R.H.
Application
To Determine the reduction in weight and the drying rate over time during the drying process.
Founded by: Institute

THERMAL CONSTANT ANALYZER

Technical Specification
1. Materials-Solids, Liquids, Powder,
2. Thermal Conductivity Range 0.03 to 200W/m K,
3. Temperature Range: -100 to 300 0 C.
Application
To determine the thermal conductivity of solids, liquids, powder, pests etc.
Founded by: Institute

HIGH SPEED CAMERA

Technical Specification
1. Phantom VEO 440L, Basic, Color,
2. 36 GB Memory,
3. 12-BIT,
4. 1US, VRI- L100NT-F2-B LENS, F-Mount 100mm F2.8 ATX
5. Macro Tokina ATXAFM100PRON Light
6. LED High Power 24 LED Lamp Head 84 Watt 7,700 Lumens incls pwr sup 4M XLR cables GS Vitec LT and (Manfrotto Tripod) included
Application
For capturing the image with high accuracy in very short duration.
Founded by: Institute

BATTERY TESTING EQUIPMENT

Technical Specification
1. Model - BTS4000-20V/100A-2CH battery testing equipment 4000 series
2. Data Acquisition frequency 10 Hz, Accuracy 0.1% , programmable DC power supply and electric load.
3. Battery test accessories for two channels, sensor and actuators
Application
For testing the battery performance.
Founded by: Institute

HYBRID EVAPORATIVE COOLING SYSTEM WITH ENVIRONMENT SIMULATOR

Technical Specification
1. 500 CFM indirect-direct evaporative cooling system clubbed to DX system for improved cooling capacity.
2. Heater, dehumidifier and humidifier are integrated with the system for climate simulation.
Application
Air conditioning.
Founded by: Institute

Other Equipments

1. Thermal conductivity of composite wall Apparatus.
2. Pool Boiling Apparatus
3. Thermal Conductivity of Insulating Slab
4. Thermal Conductivity of Insulating Powder
5. Heat Transfer in Natural Convection
6. Heat Transfer through Forced Convection.
7. Heat Transfer from a Pin Fin
8. Emissivity Measurement Apparatus.
9. Stefan Boltzmann Apparatus
10. Dropwise and Filmwise Condensation
11. Vertical and Horizontal Condenser
12. Parallel and Counter Flow Heat Exchanger
13. Pool Boiling Apparatus
14. Heat Transfer Through Lagged pipe
15. Heat Pipe Demonstrator
16. Thermal Conductivity of Metal Rod.
17. Unsteady State Heat Transfer Unit.
18. Finned Tube Heat Exchanger
19. Fluidized Bed Heat Transfer unit.

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Department of Mechanical Engineering

Introduction to Heat Transfer

Significant Equipments

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