Life cycle cost includes the TOTAL cost of building and operating a system or building over the life of the project. It includes first cost, energy cost, maintenance cost, cost of capital, and fuel cost escalation.
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When it comes to energy usage, don't believe everything you hear. If you have questions regarding energy-using technologies or outrageous claims, contact an energy professional for answers.
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Understanding your rate will help you determine how you are spending your electricity dollars. A look at your bill may reveal your rate (tariff), and descriptions of rates/tariffs are usually available online.
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Most utilities will provide a study of facilities to identify energy efficiency and DR opportunities. If the utility can’t help, energy consulting firms can provide the expertise to accomplish all of the task indicated.
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Demand response is simply managing the demand for electricity in response to a utility delivery issue. The utility delivery issue may be reliability or price driven.
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Energy on your bill is simply the amount of energy you consumed during that month. Usually, energy charges represent the cost of producing or purchasing the electricity and are measured in kWh.
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Operating costs are substantially insulated from volatile energy prices because CHP systems displace natural gas that is otherwise needed for generation of heat on site anyway.
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“Cool roofs” and Energy Star roofs have started to penetrate the market here in the upper Midwest. While benefits to installing cool roofs do exist, they may not save significant energy in a heating-dominated climate.
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Workspaces typically require lower lighting levels. The key is to use an appropriate lamp and ballast configuration to avoid over-lighting the space and to maximize energy savings.
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Lighting systems typically account for at least 30% or more of the electric bill for most C&I buildings! This demonstrates how a modestly aggressive lighting design can easily achieve two LEED® energy credits.
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