ERT 216/4ERT 216/4HEAT & MASS TRANSFERHEAT & MASS TRANSFER

Sem 2/ 2011-2012Sem 2/ 2011-2012

Prepared by;Miss Mismisuraya Meor AhmadSchool of Bioprocess Engineering

University Malaysia Perlis

Course Objectives ERT 216 (CO)

CO1: Ability to calculate mode of heat transferred

CO2: Ability to calculate mode of mass transferred

CO3:Ability to evaluate heat transfer knowledge as well as designing heat transfer equipment

Teaching plan Teaching plan Lecturer: miss mismisuraya bt meor ahmadLecturer: miss mismisuraya bt meor ahmadMinggu/Week Kandungan Kursus / Course Contents

(Panduan/Guidelines)

Week 1 IntroductionDefine and discuss the mechanism of heat transfer. Recognize and calculate fourier’s law. Differentiate conduction, convection and radiation. Recognize and calculate thermal conductivity of materials

Week 2 - 4

Principles of steady-state heat transfer: Conduction heat transferCalculate the conduction heat transfer through flat slab, hollow cylinder, hollow sphere, flat slab in series, multilayer cylinder, combined convection and conduction and overall coefficient, conduction with internal heat generation and critical thickness of insulation of cylinder (CO1)-- Lab 1: Thermal Conductivity of Liquid and Gas -- Lab 2: Linear and Radial Heat Conduction

Week 5 - 6

Principles of steady-state heat transfer: Convection heat transferCalculate the convection heat transfer through forced convection heat transfer inside pipe (dimensionless no.), heat transfer coefficient for laminar flow inside pipe, heat transfer coefficient for turbulent flow inside pipe, heat transfer coefficient for transition flow inside pipe, heat transfer coefficient outside various geometries in forced convection and natural convection heat transfer (CO1) -- Lab 3: Free and Force Convection Heat Exchanger

Week 7 Principles of steady-state heat transfer: Radiation heat transferCalculate the convection heat transfer through radiation from small object from surrounding, emission of radiation, black body, gray body and combined radiation and convection (CO1)******** Mid-Term Examination 1

Week 8 Mid-Semester Break

Teaching plan Teaching plan Lecturer: MR. Zulfakar mokhtarLecturer: MR. Zulfakar mokhtar

Week 9 - 10

Heat transfer equipment: Heat ExchangerCalculate the heat exchanger through the overall heat-transfer coefficient and Fouling Factors, types of heat exchanger and methods required for the design of heat exchanger .Heat transfer equipment: EvaporatorDefine and Discuss the types of evaporation equipment, processing factors, methods of operation of evaporators and evaporation of biological materials. Calculate the heat and mass balances for evaporators, effects of processing variables on evaporator operation, boiling point rise of solutions and enthalpy-concentration charts of solutions

(CO3) -- Lab 4: Plate Heat Exchanger

Week 11

Heat transfer equipment: DryerDefine and Discuss the general drying methods, types of dryer, vapor pressure of water and drying of biological materials. Calculate the humidity, wet bulb temperature, adiabatic saturation temperature, moisture and rate of drying curves

(CO3) Week

12Heat transfer equipment: Agitated VesselDefine and discuss the equipment for agitation. Calculate the power used in agitated vessel, agitator scale-up, mixing times and heat transfer in agitated vessel.

(CO3)

Week 13-15

Principles of Mass TransferCalculate the mechanism and principles of mass transfer through FIck’s law, moleculardiffusion in gases, liquids and solid, molecular diffusion in biological solution and gels and convective mass transfer.-- Lab 5: Liquid Diffusion Coefficient

(CO2)******** Mid-Term Examination 2******** Lab Test

Week 16

Study Week

LABLAB

Lab 1 : To determine thermal conductivity of liquid and gas

Lab 2 : To investigate the thermal conductivity of brass in linear and radial directionLab 3 : To demonstrate the relationship between power input and surface temperature in free and forced convectionLab 4 : To determine the effect of flow rate variation on the plate heat exchangerLab 5 : To determine liquid diffusion coefficient

Thursday (1400-1700)

LAB briefingLAB briefing

• Lab briefing by MR. AHMAD RADI WAN YAAKUB

23 February 20123.00 pm

ANALYTICAL LABCOMPULSORY!!!

1)Lectures: 42 hours2)Labs: 12 hours

3)Tutorials: 16 hours

LEARNING APPROACHLEARNING APPROACH

1) Examination (70 %) Mid Term: 20 % Final Exam: 50 %2) Course work (30 %)

Assignments: 10 % Quizzes: 5 %

Laboratory: 15 %

Evaluation contributionEvaluation contribution

text bookstext books

RM 70 RM 76

Q &A

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