1 / 19

House as a system

Steps to Healthier Homes. House as a system. Learning Objective. What’s a house?. Homes Shelter Us From:. Marquette. Anchorage. Billings. Saint Paul. Bangor. Cleveland. Seattle. Boston. Salt Lake. DC. Denver. Nashville. San Francisco. Saint Louis. Phoenix. Atlanta. Los Angeles.

tanith
Télécharger la présentation

House as a system

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript

  1. Steps to Healthier Homes House as a system

  2. Page 3.1 Learning Objective

  3. Page 3.1 What’s a house?

  4. Page 3.2 Homes Shelter Us From:

  5. Marquette Anchorage Billings Saint Paul Bangor Cleveland Seattle Boston Salt Lake DC Denver Nashville San Francisco Saint Louis Phoenix Atlanta Los Angeles Miami New Orleans Honolulu Houston Saint John Tulsa Wichita

  6. Page 3.2 Most of Us are Comfortable:

  7. Page 3.3 We have Systems to: • Add heat • Remove heat • Ventilate • Maybe add or remove humidity

  8. Page 3.3 Heating Systems • Fuel – gas, oil, wood, electric • Distribution • Hot water, steam, warm air, space heaters • Radiators, baseboard, ducts • Radiant floors and ceilings • Chimneys, sealed combustion, fan powered • Temperature Controls

  9. Cooling coil Heat recovery ventilator Hot water heater Furnace Intake for furnace

  10. Page 3.6 Heat Exchangers

  11. Page 3.6 Cooling Systems • Fuel – electric • Windows, fans and shades • Distribution • Central air • Through the wall • Duct-less splits • Dehumidification • Air conditioners/part-load • Dehumidifiers • Control – thermostat, humidity

  12. Page 3.7

  13. Page 3.7

  14. Page 3.8 Internal and solar gains: Good when cold out; bad when hot out • Heat from people • Heat from appliances • Solar through windows • Average US house • 23% of heating is done by these gains • 59% of cooling is caused by these gains

  15. Page 3.8 Other Factors • Water • drinking, cooking, washing, toilets • Cooking and storing food • Ventilating fans • Lighting • Computers, stereos, hair dryers, razors

  16. Page 3.8 Learning Objective

More Related