Lecture_6.2_Energy_Estimate - AE202 Lecture 6.2 Energy...

Info icon This preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
©Moses D.F. Ling 2006 AE202 Name______________________ Lecture 6.2 Energy Estimate Date_______________________ Energy Estimating Reference: MEEB 10 th Edition, section 8.8, 8.9 Load vs. Energy Consumption Hourly maximum load [________________] SI Units _________ Energy usage [________________] SI Units _________ Fuel Heat Value Efficiency Cost [$/unit] Coal 14,600 BTU/lb 65 – 75 No. 2 Oil 141,000 BTU/gal 70 – 80 Natural Gas 1,050 BTU/ft3 70 – 80 Propane 2,500 BTU/ft3 70 – 80 Electricity 3,412 BTU/KWh 95 – 100 Wood 7,000 BTU/lb 30 – 50 *Natural Gas CCF 100 ft3 x 1050 BTU/ft3 = 105,000 BTU MCF 1000 ft3 x 1050 BTU/ft3 = 1,050,000 BTU Therm 100,000 BTU
Image of page 1

Info icon This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
©Moses D.F. Ling 2006 Yearly Space Heating Energy - Degree Day Method Degree Day - Climate data to indicate how long (days) and how cold (degree) the winter is for a given location. o DD 65 - Degree Day based on 65°F (standard) o DD 60 - Degree Day based on 60°F DD 65 based on the notion that heat is not required until it is ______°F outside (inside temp. 70-72°F). ______________ can sustain indoor temp. o Degree Day Counting positive number only Example: If the high temperature today was 45 and the low was 25, how
Image of page 2
Image of page 3

Info icon This preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

What students are saying

  • Left Quote Icon

    As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

    Student Picture

    Kiran Temple University Fox School of Business ‘17, Course Hero Intern

  • Left Quote Icon

    I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

    Student Picture

    Dana University of Pennsylvania ‘17, Course Hero Intern

  • Left Quote Icon

    The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

    Student Picture

    Jill Tulane University ‘16, Course Hero Intern