CRITICAL HEAT FLUX APPARATUS

RANGE OF EXPERIMENTS TO BE CARRIED OUT :
1. To determine the critical heat flux at different bath temperatures
2. To plot the graph of Critical Heat Flux with respective Bath Temperature.
TECHNICAL DESCRIPTION :
It consists of a glass water bath with an immersed heating coil in it. Two electrodes are fixed to the lid of water bath while, the ends of these electrodes produced in to the water. A Thin Nichrome wire is connected between the ends of the electrodes. The electrodes are connected to the mains through a auto transformer . A Voltmeter and an Ammeter are provided to measure the volt and current supplied to the electrode.

DIMENSIONS AND WEIGHT :
Size :1.5 m.(L)x 1.0 m(W) X 0.7m ( H ) , Table Top
Weight :Approx. 70 Kg
SERVICE REQUIRED :
230 v Ac Supply 50 Hz ,Water : 1 ltr
WEIGHT : @ 55 Kg
SCOPE OF DELIVERY:
1. Experimental Setup
2. Instructional Manual
OPTIONAL FACILITY: Data logging Facility

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COMPUTERISED NATURAL CONVECTION APPARATUS

EXPERIMENTAL SETUP :

  1. Heater Assembly.
  2. Brass Vertical cylinder
  3. Cylinder enclosure with stand.
  4. Cylinder holding assembly. S. Set of thermocouples.

CONTROL PANEL :

  1. 12 Channel Digital Temperature Indicator
  2. Dimmerstat : 0 – 2 A.
  3. Main’s On/Off Switch.
  4. Voltmeter :0 – 250 V.
  5. Ammeter:0-3A.

COMPUTER INTERFACING & SOFTWARE 

  1. Computer: Dual Core processor.
  2. 3GHz speed, 512 MB RAM, 80 GB HDD, DV DRW, FDD optical, mouse, Keyboard, 2 serial port & one parallel port USB part in front, 17″ LCD monitor.
  3. interfacing cards :ADC Card 1 No., DAC card. 1 No. communication Rs. 232 port
  4. Software : Software Feature A. 2-Way communication for control & data acquisition. B. Auto / Manual Control mode C. P, PI, PD and PID modes.
  5. Live mimic diagram of the process including SP, OP and PV. E. Online data display in tubular chart and graphical form. F. Bump less transfer between open & closed loop operations. G. Powerful graphics with trends and bar page H. Alarm function I. Data printing facility J. Event recording facility K. Window based user – friendly software. To show al! characteristics & graphs, calculation over PC

TRANSMITTERS:

  1. Input Power Module : Heat Input measuring module with interfacing, b. Temperature Transmitter: 4 Nos.
  2. Range :0 to 200°C
  3. Output : 4 to 20 mA
  4. Mounting  :   Field mounting Type

SPACE REQUIRED:

2 m.(L)x 1.0 m (W) table top.

Service Required: 230 v Ac Supply 50 Hz

WEIGHT: @ 75 Kg

PARALLEL FLOW & COUNTER FLOW HEAT EXCHANGER

RANGE OF EXPERIMENTS TO BE CARRIED OUT :

  1. To determine Heat transfer rate of heating & cooling.
  2. To Calculate L.M.T.D.
  3. To determine Overall Heat Transfer Coefficient Based on Internal & External Area of Tube.
  4. To calculate Effectiveness of heat exchanger in parallel & counter flow condition.
  5. The experiments can be conducted at various values of input & calculation can be made accordingly.

EXPERIMENTAL SETUP : 

  1. Double Pipe assembly with parallel & counter flow arrangement.
  2. Heating Arrangement : Heat Exchanger provided along with geyser.
  3. Rotameter for flow measurement of hot water. Range : 0 – 11 LPM
  4. Set of thermocouples.

CONTROL PANEL : 

  1. 12 Channel Digital Temperature Indicator
  2. Switch for heaters.

SPACE REQUIRED :

1.5 m.(L)x 1.0 m(W) table 

SERVICE REQUIRED :

440 v Ac, 3 Phase Supply, 50 Hz

Water Supply @ 25 LPM

WEIGHT :@ 90 Kg

 

SHELL & TUBE HEAT EXCHANGER

RANGE OF EXPERIMENTS TO BE CARRIED OUT :

  1. To determine Heat transfer rate of heating & cooling.
  2. To Calculate L.M.T.D.
  3. To determine Overall Heat Transfer Coefficient .
  4. To calculate Effectiveness of heat exchanger.
  5. The experiments can be conducted at various values of input & calculation can be made accordingly.

EXPERIMENTAL SETUP : 

  1. 1:2 pass Shell & tube Heat Exchanger with triangular pitch pipe fitting arrangements.
  2. Heating Arrangement : Heat Exchanger provided along with geysers.
  3. Rotameter for flow measurement of hot & cold water. Range : 0 – 11 LPM
  4. Set of thermocouples.

CONTROL PANEL : 

  1. 12 Channel Digital Temperature Indicator
  2. Switch for heaters.

SPACE REQUIRED : 

1.5 m.(L)x 1.0 m(W) table

SERVICE REQUIRED :

440 v Ac, 3 Phase Supply, 50 Hz

Water Supply @ 25 LPM

WEIGHT : @ 110 Kg

FINNED TUBE HEAT EXCHANGER

RANGE OF EXPERIMENTS TO BE CARRIED OUT :

  1. To determine Heat transfer rate of heating & cooling.
  2. To Calculate L.M.T.D.
  3. To determine Overall Heat Transfer Coefficient Based on Internal & External Area of Tube.
  4. To calculate Effectiveness of heat exchanger.
  5. The experiments can be conducted at various values of input & calculation can be made accordingly.

EXPERIMENTAL SETUP : 

  1. Double Pipe assembly with Longitudinal Finns for the max. heat transfer.
  2. Heating Arrangement : Heat Exchanger provided along with geysers.
  3. Rotameter for flow measurement of hot water. Range : 0 – 11 LPM
  4. Air Blower with orifice for air supply & measurement.
  5. Set of thermocouples

CONTROL PANEL:

  1. 12 Channel Digital Temperature Indicator
  2. Mains for blower.
  3. Switch for heaters.

SPACE REQUIRED:

1.5 m.(L)x 1.0 m(W) table 

SERVICE REQUIRED: 

230 v Ac Supply 50 Hz

Tap water @ 20 LPM

WEIGHT: 90 Kg @

VORTEX TUBE APPARATUS

RANGE OF EXPERIMENTS TO BE CARRIED OUT: 

  1. Observe the Temperature separation phenomenon of vortex tube.
  2. The experiments can be conducted at various of input pressure.

EXPERIMENTAL SETUP:

  1. Vortex tube assembly
  2. Pressure control valve.
  3. Two Separate Chambers.
  4. Nozzle, Diaphragm & orifice assembly
  5. Set of thermocouples.

CONTROL PANEL: 

  1. 12 Channel Digital Temperature Indicator
  2. Main’s On/Off Switch.

SPACE REQUIRED:

0.8 m.(L)x 0.8 m(W) table top.

SERVICE REQUIRED:

230 v Ac Supply 50 Hz

Tap water @ 5 LPM

WEIGHT: @ 30 Kg

THERMAL CONDUCTIVITY OF LIQUIDS BY GUARDED HOT PLATE.

RANGE OF EXPERIMENTS TO BE CARRIED OUT:

  1. To determine the thermal conductivity.
  2. The experiments can be conducted at various values of input & calculation can be made accordingly.
  3. To plot Heat flux Vs thermal conductivity.

EXPERIMENTAL SETUP: 

  1. Ring Guard Heater Assembly.
  2. Test specimen assembly.
  3.  Cooling Chamber with liquid Circulation
  4. Central Heater assembly
  5. Set of thermocouples.

CONTROL PANEL: 

  1. 12 Channel Digital Temperature Indicator
  2. Dimmerstat : 0 – 2 A.
  3. Main’s On/Off Switch.
  4. Voltmeter: 0 – 250 V.
  5. Ammeter: 0 – 3 A.

SPACE REQUIRED:

1.5 m. (L)x 1.0 m(W) table top. 

Service Required:

230 v Ac Supply 50 Hz

Tap water @ 20 LPM

WEIGHT: @ 70 Kg

THERMAL CONDUCTIVITY OF INSULATING POWDER

RANGE OF EXPERIMENTS TO BE CARRIED OUT:

  1. To determine the thermal conductivity of the Insulating Material.
  2. The experiments can be conducted at various values of input & calculation can be made accordingly.
  3. To plot Heat flux Vs thermal conductivity of Insulating Powder. 

EXPERIMENTAL SETUP: 

  1. Mica insulated Nichrome Heater.
  2. Inner Sphere of Copper.
  3. Outer Sphere of Copper.
  4. Clamp Plates 2 Nos.
  5. Set of thermocouples.

CONTROL PANEL: 

  1. 12 Channel Digital Temperature Indicator
  2. Dimmerstat : 0 – 2 A.
  3. Main’s On/Off Switch.
  4. Voltmeter: 0 – 250 V.
  5. mmeter :0 – 3 A.

SPACE REQUIRED: 

1.5 m.(L)x 1.0 m(W) table top. 

SERVICE REQUIRED:

230 v Ac Supply 50 Hz

WEIGHT : @ 50 Kg

THERMAL CONDUCTIVITY OF METAL ROD

RANGE OF EXPERIMENTS TO BE CARRIED OUT :

  1. To determine the thermal conductivity of the metal rod.
  2. To study the temperature distribution along the length of a metal bar
  3. The experiments can be conducted at various values of input & calculation can be made accordingly.

EXPERIMENTAL SETUP:

  1. Heater Assembly.
  2. Copper Test rod
  3. Cooling Chamber with arrangement for water circulation.
  4. Shell with insulation powder.
  5. Measuring Cylinder for water
  6. Set of thermocouples.

CONTROL PANEL :

  1. 12 Channel Digital Temperature Indicator
  2. Dimmerstat : 0 – 2 A.
  3. Main’s On/Off Switch.
  4. Voltmeter :0 – 250 V.
  5. Ammeter :0 – 3 A.

SPACE REQUIRED : 

1.5 m.(L)x 1.0 m(W) table top.

SERVICE REQUIRED :

230 v Ac Supply 50 Hz

Tap water @ 5 LPM

WEIGHT : @ 60 Kg

CRITICAL HEAT FLUX APPARATUS

RANGE OF EXPERIMENTS TO BE CARRIED OUT : 

  1. To determine the critical heat flux at different bath temperatures
  2. To plot the graph of Critical Heat Flux with rescpective Bath Temperature.

EXPERIMENTAL SETUP :

  1. Heater Assembly.
  2. Glass Trough.
  3. Stand for glass trough.
  4. Magnifying glass.
  5. Set of thermocouples.

CONTROL PANEL :

  1. 12 Channel Digital Temperature Indicator
  2. Dimmerstat : 0 – 8 A.
  3. Main’s On/Off Switch.
  4. Voltmeter :0 – 250 V.
  5. Ammeter :0 – 15 A.
  6. Selector Switch

SPACE REQUIRED :

  1. 5 m.(L)x 1.0 m(W) table top.

SERVICE REQUIRED :

230 v Ac Supply 50 Hz

WEIGHT : @ 55 Kg