deregulation, some retail power customers are applying power purchasing
techniques commonly used by utilities to avoid feeling wholesale price
volatility at the retail level. One such technique involves “laddering”
contracts. To ensure acceptable results, a clear understanding is needed of
this technique’s limitations.
Leaning on experience and data from various K-12 cities and projects, the author pursues some less conventional design approaches. They may revolve around radiant heating and/or cooling, but depending on school size and other factors, the smart use of heat recovery, DOAS, and improved central plants could also put a project on the HVAC honor roll.