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  2. Is It Cheaper To Run Space Heaters Or Central Heat? - AOL

    www.aol.com/cheaper-run-space-heaters-central...

    Those costs don’t include the electricity needed to power the space heaters. Heating costs for central units also vary depending on variables such as the size and age of the house (older homes ...

  3. Home Energy Saver - Wikipedia

    en.wikipedia.org/wiki/Home_Energy_Saver

    The Home Energy Saver website includes a section called LEARN which offers tips about energy savings, an explanation of the house-as-system energy efficiency approach, and other information to help people understand how energy is used in a home. When launched in 1994, Home Energy Saver was the first and only online home energy calculator.

  4. Seasonal energy efficiency ratio - Wikipedia

    en.wikipedia.org/wiki/Seasonal_energy_efficiency...

    The unit is operated 120 days each year for 8 hours per day (960 hours per year), and the electric energy cost is $0.10 per kilowatt-hour. What is its annual cost of operation in terms of electric energy? First, we convert tons of cooling to BTU/h: (4 tons) × (12,000 (BTU/h)/ton) = 48,000 BTU/h. The annual cost of the electric energy is:

  5. Central heating - Wikipedia

    en.wikipedia.org/wiki/Central_heating

    Electrical heating systems occur less commonly and are practical only with low-cost electricity or when ground source heat pumps are used. Considering the combined system of thermal power station and electric resistance heating, the overall efficiency will be less than for direct use of fossil fuel for space heating. [1]

  6. Heating your home will cost more again this winter - AOL

    www.aol.com/heating-home-cost-more-again...

    But those who heat with oil will catch somewhat of a break after a pricey heating season last year, with costs expected to rise only 6.1% to $1,963 this winter. A weak oil market has led to a drop ...

  7. Electricity pricing - Wikipedia

    en.wikipedia.org/wiki/Electricity_pricing

    According to the U.S. Energy Information Administration (EIA), "Electricity prices generally reflect the cost to build, finance, maintain, and operate power plants and the electricity grid." Where pricing forecasting is the method by which a generator, a utility company, or a large industrial consumer can predict the wholesale prices of ...

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