The Complete Resource for Commercial HVAC Energy Intelligence

Air-handling unit; equipment that conditions and circulates air through a building system.

Rooftop unit; packaged HVAC equipment commonly installed on commercial roofs.

DLV Energy’s chiller-optimization technology for compatible commercial plants.

DLV Energy’s retrofit-oriented optimization solution for compatible rooftop units.

Building management system; a platform used to monitor and manage building systems.

Building automation system; connected controls used to automate building equipment.

A data communication protocol for building automation and control networks.

Heating, ventilation, and air conditioning.

A component that raises refrigerant pressure as part of the refrigeration cycle.

The heat exchanger where refrigerant absorbs heat.

The heat exchanger where refrigerant rejects heat.

A device that adjusts motor speed by varying electrical frequency and voltage.

Coefficient of performance; a ratio used to describe heating or cooling efficiency under stated conditions.

Kilowatt; a unit of power representing the rate of energy use.

Kilowatt-hour; a unit of energy equal to one kilowatt used for one hour.

The rate of electrical power use during a defined interval.

The heating or cooling requirement a system must serve at a given time.

The rate at which equipment can remove heat under stated conditions.

A conventional measure of cooling capacity; not a measure of equipment weight.

Water cooled by a chiller and circulated to building cooling equipment.

The temperature of water as it exits a heat exchanger or chiller.

Pressure within an air-distribution system used in evaluating airflow performance.

The movement of air through HVAC equipment and distribution systems.

A control sequence that uses suitable outdoor air conditions to assist cooling.

The coordinated monitoring and control of building systems.

Computational methods that can support pattern recognition, prediction, and decision assistance.

Methods that identify patterns from data to support defined analytical tasks.

A digital representation linked to a physical asset or system for defined analysis or simulation.

Carbon dioxide equivalent; a common unit for expressing the warming impact of greenhouse gases.

Indirect emissions associated with purchased energy, commonly electricity.

The greenhouse-gas emissions associated with a defined organization, activity, product, or boundary.

Environmental, social, and governance topics used in organizational strategy and reporting.