Differential Distillation by Rayleigh Equation
Problem: A binary mixture of benzene and toluene containing 40% of benzene is to be distilled at 1 atm pressure to recover 95% of the benzene. Estimate the molal percent of mixture to be distilled and the composition of the distillate obtained if distillation is carried out by Differential distillation, collecting all the disti ...continues
Differential Distillation Benzene and Toluene Separation: Rayleigh's Equation
Please see the attached file for the fully formatted problem(s). 100 moles of Benzene (A) and Toluene mixture containing 50% (mole) of Benzene is subjected to a differential distillation at atmospheric pressure till the composition of benzene in the residue is 33%. Calculate the total moles of the mixture distilled. Average ...continues
Differential Distillation - Rayleigh's equation
Please see the attached file for the fully formatted problem(s). A liquid feed consisting of 1200 gmoles of mixture containing 30% naphthalene and 70% dipropylene glycol is differentially distilled at 100 mm Hg pressure and final distillate contains 55% of the feed solution. The VLE data are x 8.4 11.6 28.0 50.6 68.7 80.6 8 ...continues
Distillation and Number of Plates at Total Reflux: Fenske's Equation
Problem: A mixture of benzene and toluene containing 40 mole % of benzene is to be separated to give a product of 90 mole % of benzene at the top and bottom product with not more than 10 mole % of benzene. Using an average value of 2.4 for the volatility of benzene relative to toluene, calculate the number of theoretical plates ...continues
Distillation and Reflux: Ponchon-Savarit Method
1000 kg/hr of a mixture containing 42 mole percent heptane and 58 mole percent ethyl benzene is to be fractionated to a distillate containing 97 mole percent heptane and a residue containing 99 mole percent ethyl benzene using a total condenser and feed at its saturated liquid condition. The enthalpy-concentration data for the h ...continues
Solvent Extraction: Calculation of the Number of Stages Required
Problem: 60 tons per day of oil-sand (25 mass % oil and 75 mass % sand) is to be extracted with 40 tons per day of naphtha in a counter-current extraction battery. The final extract from the battery is to contain 40 mass % oil and 60 mass % naphtha and the underflow from each unit is expected to consist of 35 mass % solution an ...continues
Fourier's Law of Conduction Problems
Please see the attached files for the fully formatted problem(s). Problem 1.1 A perfectly insulated having dimension 12 ft*12 ft*12 ft Heater having power = 10KW Heater starts at time t = 0 Now using energy conservation law Heat given by the heater = heat taken The limit of following integration will be For left hand s ...continues
Newton's Law of Cooling Problem: Rate of Ice Melting
Please see the attached file for the fully formatted problem(s). Cubical capacity width = 0.5m Thickness = 3 cm In a cube there will be of 6 faces so for determining surface area for heat transfer we will have to multiplied by 6 with area So surface area for heat transfer = 6*(width) 2 ...continues
basic concepts -- conduction, convection, radiation
I'm having trouble in my Heat Transfer class and need a better overall understanding of Heat concepts. Please help me grasp the following four things about this assignment: 1) Basic concept this assignment is related to 2) Key equation/formula needed for this assignment 3) Any other basic fundamental concept(s) needed for t ...continues
Unit Length Heat Loss and Describing a Thermal Circuit
Please see the attached file for the fully formatted problem(s). Find unit length heat lost and describe the thermal circuit. Copper pipe inside radius r1 = 1cm And thickness of pipe = 0.3 cm So pipe outside radius r2 =1.3cm Thickness of insulated material = 1cm Radius of pipe with insulation r3 =2.3cm Thermal conduct ...continues
