HVAC

(redirected from Air-conditioning systems)
Also found in: Financial, Wikipedia.

HVAC

[¦āch¦vē¦ā′sē or ′āch‚vak]
(civil engineering)
The abbreviation for heating, ventilation, and air conditioning systems, used in building design and construction.

HVAC

1. Abbreviation for heating, ventilation, and air conditioning, which all seek to provide thermal comfort, acceptable indoor air quality, and reasonable installation, operation, and maintenance costs.
2. A rating system, seasonal energy efficiency ratio (SEER), used to measure the efficiency of central air conditioners and air-source heat pumps. The higher the rating, the more energy efficient it is. Air conditioners that are 14 or higher SEER meet Energy Star criteria.

HVAC

(Heating Ventilation Air Conditioning) In the home or small office with a handful of computers, HVAC is more for human comfort than the machines. In large datacenters, a humidity-free room with a steady, cool temperature is essential for the trouble-free operation of hundreds or thousands of servers. See server farm.
References in periodicals archive ?
NYSE:YRK), a major manufacturer of chillers -- the large refrigeration machines at the heart of most large-building air-conditioning systems.
from commercial air-conditioning systems to large chillers and air-handling units.
In the nine-campus district, officials plan more than 40 ``green'' buildings that will feature everything from solar panels to wind-harnessing generators that will heat swimming pools and chill water for campus air-conditioning systems.
When I began working on smart windows, I started to see air-conditioning systems everywhere.
Dais-Analytic CEO Timothy Tangredi says his firm's technology dramatically reduces membrane cost, opening potential in both fuel cells and moisture-transfer membrane applications for heating and air-conditioning systems.
The cooling district also will eliminate the need for participating businesses to own and operate their own air-conditioning systems.
By integrating this business with S&H and globalising the complete air-conditioning product portfolio across the Bundy network we will be well placed in the in-vehicle air-conditioning systems market.
Supply and installation of new air conditioning systems, as well as repair and maintenance of existing air-conditioning systems in buildings of the Court of Athens.
District officials now admit the air-conditioning system being installed in most San Fernando Valley schools is plagued with design, noise and environmental concerns, as well as months of delays and cost overruns as high as 99 percent.
As most building and facilities managers know, these two refrigerants are the most widely used by large chillers in building air-conditioning systems in the New York metropolitan region - and have gone from being the least expensive products to the most expensive thanks to a punitive tax that was intended to stimulate use of greener alternatives.
the Air-conditioning systems in optimal conditions, as generally detailed below:
In his report, White said studies recommended Hart use a ground-mounted chiller system rather than the roof-mounted air-conditioning systems that are common in schools.