LECTURES:        9:30 a.m.-10:45 p.m. Tuesday, Thursday
                           Room ECST 1B21/Bechtel Lab

INSTRUCTOR:    Moncef Krarti
                         ECCE-247 (JCEM)
                             492-3389 (E-mail: krarti@bechtel.colorado.edu)

OFFICE HOURS:   3:30 p.m.-5:30 p.m. Tuesday and Thursday

COURSE OBJECTIVES:

• Introduce advanced energy modeling techniques including time-domain and frequency-domain analysis to determine heating and cooling loads in buildings.
• Use analytical and numerical tools to solve various conduction heat transfer problems in building envelopes.
• Conduct building energy analysis using the state-of-the-art building simulation program DOE-2.1 E.
• Perform parametric analysis to evaluate the effects of various design features and/or operational parameters in building energy use.

COURSE EVALUATION:

 
 		 Tests    		                 15%

 		 Homeworks 		                 30%

 		 Project # 1 & presentation 	 	 15 %

 		 Project # 2 & presentation 		 15 %

 		 Final Project & presentation 		 25%

TEXTBOOK: Class notes and handouts.

COURSE OUTLINE:

 
Due Date 		      Topic 		              Assignment

Aug 28 		 Introduction to building energy systems modeling 		HW# 1

Sep 2 		 Review of energy modeling techniques

Sep 4 		 Heat transfer in walls 		                        HW# 2

Sep 9 		 Frequency-domain analysis

Sep 11 		 Time-domain analysis; Response Factors Technique 	        HW# 3

Sep 16 		 Weighting Factors 		                                HW# 4

Sep 18 		 Introduction to DOE-2

Sep 23 		 LOADS: schedules, coordinate systems, and spaces 		HW# 5

Sep 25 		 LOADS: infiltration and underground heat gain/loss

Sep 30 		 LOADS: Windows and daylighting modeling 		        HW# 6

Oct 2 		 LOADS: Example of a building simulation

Oct 7 		 Test # 1

Oct 9 		 Two-dimensional heat transfer in buildings

Oct 14 		 Review of analytical methods

Oct 16 		 Introduction of ITPE technique 		                HW# 7

Oct 21 		 General ITPE procedure

Oct 23 		 Applications of ITPE technique

Oct 28 		 Introduction to Numerical analysis 		                HW# 8

Oct 30 		 Review of HVAC Systems 		                        HW# 9

Nov 4 		 SYSTEMS: secondary systems simulation

Nov 6 		 SYSTEMS: controls of HVAC systems 		                HW# 10

Nov 11 		 Parametric Analysis using DOE-2

Nov 13 		 Project #1 Presentation and Report

Nov 18 		 Review of Boilers and Chillers

Nov 20 		 PLANT: boilers and chillers simulation

Nov 25 		 ECONOMICS: use of utility rates 		                HW# 11

Dec 2 		 Guest Speaker

Dec 4 		 Test # 2

Dec 9 		 Project # 2 Presentation and Report

Dec 13 		 Final Project Presentation 		 

ASSIGNMENT DESCRIPTION:

HW# 1 Solve some differential equations.

HW# 2 Determine temperature variation in walls.

HW# 3 Analyze heat transfer in walls using Frequency-Domain function.

HW# 4 Calculate Response Factors for walls.

HW# 5 Model a residential building using DOE-2 program.

HW# 6 Model a commercial building using LOADS of DOE-2 program.

HW# 7 Solve a 2-D heat conduction problem using an analytical technique.

HW# 8 Solve a 2-D heat conduction problem using the ITPE technique.

HW# 9 Solve a 2-D heat conduction problem using a numerical technique.

HW# 10 Model the HVAC SYSTEMS of the commercial building modeled in HW# 5.

HW# 11 Model the PLANT of the commercial building modeled in HW# 5.

PROJECTS

Project # 1 Provide an analytical/numerical solution of a two-dimensional heat transfer problem commonly found in building envelopes.

Project # 2 Model an existing commercial/institutional building. The model should be calibrated based on monthly utility bills.

Final Project ``Research Project'' using DOE-2. Examples of topics for this project will be provided in class.

REFERENCES:

1.

Carslaw, H.S., and Jaeger, J.C. ``Conduction of Heat in Solids'', Oxford University Press, London (1959).

2.

Ozisik, N.M., ``Boundary Value of Heat Conduction'', International Textbook Company, Scanton (1968).

3.

Ryshik, I.M. and Gradstein, I.S. ``Tafeln   Tables'' Veb Deutsher Verlag Der Wisntraften, Berlin (1963).

4.

ASHRAE, 1993. , American Society of Heating, Refrigeration and Air-Conditioning Engineers, Inc., Atlanta, GA.

5.

Kreider, Jan and Rabl, Ari, 1994, ``Heating and Cooling of Buildings: Design for Efficiency''. McGraw Hill, Inc. Highstown, NJ.

6.

LBL, 1980. ``DOE-2 User Guide, Version 2.1''. Lawrence Berkeley Laboratory and Los Alamos National Laboratory, LBL Report, No. LBL-8689 Rev. 2; DOE-2 User Coordination Office, LBL, Berkeley, CA.

7.

LBL, 1981. ``DOE-2 Engineering Manual, Version 2.1A''. Lawrence Berkeley Laboratory and Los Alamos National Laboratory, LBL Report, No. LBL-11353; DOE-2 User Coordination Office, LBL, Berkeley, CA.

8.

LBL, 1982. ``DOE-2 Reference Manual Rev. 2.1A''. Lawrence Berkeley Laboratory and Los Alamos National Laboratory, LBL Report, No. LBL-8706 Rev. 2; DOE-2 User Coordination Office, LBL, Berkeley, CA.

9.

LBL, 1995. ``DOE-2 Supplement, Ver. 2.1E''. Lawrence Berkeley Laboratory and Los Alamos National Laboratory, DOE-2 User Coordination Office, LBL, Berkeley, CA.

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