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Lecture 3

# ECON366 Lecture 3: Energy Measurement

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School
Department
Economics
Course
ECON366
Professor
Dana Andersen
Semester
Fall

Description
ECON 366 Lecture 3 Energy Measurement Energy Measurements Thermal energy measurement: Btu Calorie = energy needed to cool or heat one gram of water by one degree C. British thermal unit (Btu): amount of energy needed to cool or heat one pound of water by one degree F. Question: What does mBtu mean? mmBtu? Various conversions: 1 Btu = 253 cal 1 Btu = 1.06 kJ 24,000 Btu AC means what, exactly? Commercial measures: toe and toc toe (tonne of oil equivalent) the amount of energy released by burning one ton of crude oil 1 toe = 7.25 barrel of oil equivalent 1 toe = 41.87 gigajoules (GJ) 1 toe = 39,683,205 Btu (39.7 mmBtu) 1 ton of coal equivalent = 1 tce = 29.3076 GJ Next Class: Energy Aggregation 1. What is energy aggregation? 2. Examples? 3. What are the limitations? Diagrams
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