jacksonshvac.co.nz

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Comfort air conditioning


Common air conditioning systems designed for the comfort of people. When compared to air conditioning systems, comfort systems typically remove an unacceptable amount of moisture from the space and generally do not have the capability to maintain the temperature & humidity parameters specified for IT rooms & data centres.
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Direct Expansion Systems


A general term applied to air conditioning systems that have a self-contained refrigeration system & are air, glycol or water-cooled.
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categories


News
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Recent Posts


Case study: Manapouri powerstation ventilation upgrade and refurbishment
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WATT


A measurement of energy commonly used to measure electrical & heat.
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Wet bulb temperature


The temperature of air shown on a wet thermometer as water vapour evaporates from it. The difference between Wet Bulb & Dry Bulb temperatures is a way historically used to determine humidity. Today direct measurement of humidity using electrical sensors causes this terminology to be obsolete.
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Water Detector


A device used within IT rooms and data centres to sense the abnormal presence of liquid water due to a leak or condensation.
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Water-Cooled System


A water-cooled system uses water instead of air as a condensing medium. Condensation takes place in a refrigerant/water heat exchanger typically. The water flows in a continuous loop to an outdoor cooling tower where heat is rejected to the outside atmosphere.
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Turning vane


An air management device to assist in redirecting the flow of cooling air.
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VAPOUR BARRIER


Paint, plastic sheeting, floor or ceiling material specifically designed to minimise the migration of humidity into or out of a room.
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