Trying to get the boss to invest in energy efficiency upgrades is often an uphill climb, but channeling such efforts through a quality management process may help level the field. By portraying energy waste as a "defect" requiring correction, some have used such methodologies (e.g., TQM, ISO 14001, Six Sigma) to secure superiors' support. Each process includes problem definition, measurement, analysis, and continuous improvement. All involve senior management personnel as part of a team approach.
Federally chartered independent system operators (ISOs) now control the power grids and wholesale markets for more than half the retail power customers in the U.S. In such areas, electric bills may soon (or already) include a charge to pay for keeping installed generating capac-ity (ICAP) available regardless of how much electricity it actually produces. While that ICAP charge is controversial (some regions avoid or have fought against it), power customers having backup generators may also be able to make money from it.
A few circumstances in a data center make it ripe for a CHP design to boost efficiency. Let’s get into the options within both relevant chiller types, why payback may be shorter than expected, and the assorted potential benefits from lower costs to higher reliability. Some tips from an array of manufacturers’ reps round out this useful investigation.