Standardized codes used to classify businesses by type of activity they engage in.

A group of solar photovoltaic modules connected together.

A type of inverter that produces square wave output.; consists of a DC source, four switches, and the load. The switches are power semiconductors that can carry a large current and withstand a high voltage rating. The switches are turned on and off at a c ...

An automatic valve that is opened or closed by an electromagnet.

Solar Two is a retrofit of the Solar One project (see above). It is demonstrating the technical feasibility and power potential of a solar power tower using advanced molten-salt technology to store energy. Solar Two retains several of the main components ...

Air that provides the necessary oxygen for complete, clean combustion and maximum heating value.

A type of lamp that produces light from sodium gas contained in a bulb operating at a partial pressure of 0.13 to 1.3 Pascal. The yellow light and large size make them applicable to lighting streets and parking lots.

The process of converting municipal solid waste to energy and/or recovering materials for recycling.

Ethyl alcohol (C2H5OH)

A method of controlling a wind turbine's speed by varying the orientation, or pitch, of the blades, and thereby altering its aerodynamics and efficiency.

An electric current taking a shorter or different path than intended.

Waste water from a household source other than a toilet. This water can be used for landscape irrigation depending upon the source of the greywater.

A battery that uses lithium in the negative electrode and a metal sulfide in the positive electrode, and the electrolyte is molten salt; can store large amounts of energy per unit weight.

The temperature of the air as measured by a standard thermometer.

The heat produced by combusting a specific quantity and volume of fuel in an oxygen-bomb colorimeter under specific conditions.

The amount of money required to secure a specified cash flow at a future date at a specified return.

The part of an energy utility's charge based on actual energy consumed by the customer; the product of the kilowatt-hour rate and the total kilowatt-hours consumed.

Any wholly or partially enclosed space in which combustion takes place.

That part of an electricity bill that is based on the amount of electrical energy consumed or supplied.

Nonglossy paint with a relatively high absorptance.