Best Practice Guide

Glossary

Introduction

Planning an Energy Program

Funding and Approval

Commissioning

On-the-Farm Energy Use

Lighting

Building Envelope

Central HVAC System

Boilers

Steam

Combined Heat and Power

Compressed Air

Refrigeration

Motors

Demand Response

Distributed Generation

Water Use

Best Practice Guide Glossary

Search the glossary by keyword:


Browse the glossary alphabetically:


DAY-AHEAD MARKET

DAY-AHEAD SCHEDULE

DAYLIGHTING

DAYLIGHTING CONTROL

DEEP MINING

DEGREE DAY

DEINTEGRATION

DELTA

DEMAND

DEMAND (Utility)

DEMAND BID

DEMAND BILLING

DEMAND CHARGE

DEMAND SIDE MANAGEMENT (DSM)

DEMAND SITE MANAGEMENT

DEMONSTRATION

DENSITY

DEPARTMENT OF ENERGY (US DOE)

DEPENDABLE CAPACITY

DEPLETABLE ENERGY SOURCES

DEREGULATION

DERIVATIVES

DIESEL OIL

DIFFUSE RADIATION

DIRECT ACCESS

DIRECT CURRENT (DC)

DIRECT ENERGY CONVERSION

DIRECT EXPANSION (refrigeration)

DIRECT RADIATION

DIRECT SOLAR GAIN

DIRECTLY CONDITIONED SPACE

DISAGGREGATION

DISPATCH

DISSOLVED GAS

DISTRIBUTED GENERATION

DISTRIBUTION

DISTRIBUTION SYSTEM (Electric utility)

DISTRIBUTION UTILITY (Disco)

DIVESTITURE

DOSE

DOUBLE GLAZING

DOWNSTREAM

DRY BULB TEMPERATURE

DRY HOLE

DRY STEAM

DUAL-DUCT SYSTEM

DUAL-FUEL or BI-FUEL VEHICLE

DUAL-PANED (double-glazed)

DUCT

DUMP