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principles, theory and examples to explain what energy is, how it works and why it works

Degree Days and Weather Normalization

Degree Days and Weather Normalization Why do I need degree days? You need degree days to find out if your energy projects actually save energy or not.  Suppose I tell you that my electric bill for the hot month of August was only $50.  Doesn't mean much does it?  There is no reference.  So

By | June 21st, 2016|Categories: Energy Concepts|Tags: , , |0 Comments

What is Renewable Energy?

What is Renewable Energy? Renewable energy comes from renewable sources.  That much seems self-evident.  However, I often get the questions: What is renewable energy What is alternative energy What is green energy What is sustainable energy Let's examine each type of energy and attempt to come up with a definition for each.  There will

By | May 16th, 2016|Categories: Energy Concepts|1 Comment

What is Energy?

What is Energy? Let's not put the cart before the horse. To harness and control energy we first need to understand "what is energy" and understand how it behaves. I’m not going to give you a long-winded technical definition of energy because that isn’t the purpose of this website. When you're doing an energy

By | January 25th, 2016|Categories: Energy Concepts|0 Comments