1. Announcement ! Apply if you have interest in
ASHRAE Scholarships:
Apply if you have interest in
Building Environmental Systems
Discuss more with ASHRAE Student Officers

2. Lecture Objectives: Discuss Project 1 and Final Project
Learn about Photo Voltaic systems
Discuss HW3

3. Residential buildings (Part a & b in Project 1)
It is very expensive to optimize each residential building
We optimize example buildings to develop local codes
UT Solar Decathlon 2007
Home Research Lab
Test house (PRC)

4. Modeling for optimization of Home Research Lab (PSP)

5. Energy consumption in Austin’s residential house
Analyze impact of:
envelope
Internal loads
HVAC systems
Conduct life cycle
const analysis
See handout section

6. Commercial Buildings Building
1) Optimization of building envelops
glass area ,shading,….
2) Effect of internal loads on energy consumption
Systems
1) Impact of HVAC systems
2) Design of solar system (PV or hot water)
……………..
Life cycle cost analysis in each project

7. Final project topics: Software (eQUEST, or BeOpt, EnergyPlus) based
Your model bases (modeling in Matlab like in HWs 1&2)
Energy analysis of building form Integrated design course
Any other building or building system
Impact of thermal mass on high rise buildings
Residential commercial building optimization for different climate
Thermostat reset impact ….
Detail Modeling (your model)
Heat recovery systems,
Attic problem,
Mass transfer (moisture,…)
…..
Your ideas…

8. Requirement for the project
Undergrad students: Team project (3 members)
Grad students: Individual effort
Submit till Thursday:
Final project group members
Project title
One paragraph ( words) about the project
then
Meetings on Thursday and Friday to define:
- Project objective
Methodology
Expected results

9. HW3 Design of zero energy house
Install a PV system on your house from your project 1-a

10. PV system
Silicon crystal base
Tin film

11. Hot Water Solar

12. eQUEST Solar radiation calculation (detailed resuts)
System – zone assignment
Infiltration vs. ventilation (number of occupants)
Internal loads (schedule)
Operation time - seasons
Thermostat setpoint ….

13. Internal Energy Loads New single family 2262 sf, 2-story home