Integrated Distributed Energy Resources

Lean Burn

A “lean burn” engine uses a relatively lean amount of fuel in the engine’s combustion chamber. On a comparative basis, lean burn engines use less fuel than “rich burn” engines, thereby producing fewer emissions per unit of output. (The Code of Federal Regulations, Title 40, Part 63.6675, defines “lean burn” engines as any engine that …

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Hybrid Pump

A single pump that can switch between electricity and natural gas.


Integrated Distributed Energy Resources (Energy Efficiency, Demand Response, Distributed Generation, Energy Storage)


Integrated Demand Side Management


Evaluation, Measurement & Verification

Energy Drivers

Factors that drive, or determine, the energy requirements of any particular resource, technology, system, sub-system (functional component), or operations protocol.

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