Climbing and fallin film evaporator

Specifications

Category    :        Evaporator
Type        :        Rising and falling film
Auxiliaries    :        -    Steam pressure gauge
-           Condenser (Shell and tube heat exchanger)
-           Feed pre-heater (Shell & tube heat exchanger)
Utilities Required    :    Steam and water
Water flow control with rotameter
Technical Data:
Shell dia. (O.D) SS        =    2.5 ~ 3.5 inch
No. of tubes NT        =    2 mild steel (Copper)
Outside dia. of each tube    =    0.5 inch
Effective length        =    70.0 inch
Area of heat transfer        =    1.5 ft2
Thermocouple            =    03 No.
Control Panel            =    01 No.
Rotameter   L=10 inch, Flow max = 20 l/h, D = 2 inch
Frame Design:
Length = 51inch, Width = 27 inch, H = 30 inch
Steam condensate drain, Extended up to 16 inch
Electrical Panel Design:
W = 16 inch, Front length =19.5 inch, H = 16 inch, Tapered 3inch top
Flash Tank:
D = 6 inch, L=12 inch, Top plate = 9 inch dia
Top pipe for vapor = 1 inch
Height of calendria = 6 inch
Feed Tank Dimensions:
L = 12 inch, W = 12 inch, H=17 inch
Thermocoupls
T1    =    Feed inlet temperature (Pre-heater)
T2    =    Feed outlet temperature (Pre-heater)
T3    =    Steam chest temperature
T4    =    Flash tank temperature
T5    =    Product condensate inlet condenser
T6    =    Product outlet condenser
T7    =    Cooling water inlet condenser
T8    =     Free
Experiments to be performed on the apparatus:
1.    To find out the capacity, economy and steam consumption of climbing and falling film evaporator
2.    To find out the efficiency of the following in climbing and falling film evaporator
    Pre- heater                       
    Condenser

3.    To Study the efficiency of climbing and falling film evaporator
Note:  Utilities should be provided by Institute / Purchasing authority
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