By American Society of Heating Refrigerating and Air-Conditioning Engineers
Discusses cooling concepts platforms standards. Describes liquid loops for facts heart, chilled, and condenser water platforms. I-P units.
ASHRAE, based in 1894, is a global association of a few 50,000 folks. ASHRAE fulfills its undertaking of advancing heating, air flow, air-con, and refrigeration to serve humanity and advertise a sustainable global via study, criteria writing, publishing, and carrying on with schooling.
The ASHRAE Handbooks are the layout common for regulate of outfitted environments with volumes on platforms and kit, HVAC functions, Refrigeration and basics. every one is up-to-date each 4 years. as well as publishing layout information for engineers, architects, and facility managers, we additionally put up a sequence of texts for lecture room use.
a number of the components we put up in include:
-Energy Modeling and Auditing
-High functionality construction Design
-Indoor Air caliber and Environmental Quality
-Data heart power Efficiency
-Noise & Vibration Control
-HVAC for Healthcare amenities
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Extra resources for Liquid cooling guidelines for datacom equipment centers
Most systems will have redundant pumps. The pump will either alternate on a relatively short-term basis (weekly or monthly) or one pump will be the primary pump and a secondary pump will be tested periodically to make sure it is operational. The pumps will likely have isolation valves so that the nonfunctional pump can be isolated for replacement without bringing the entire CDU (and associated datacom equipment) down for repair. On smaller systems that may not accommodate dual pumps, the vendor will select a pump with a long life.
Redundant cooling supply and return piping from a second central plant. Individual pipe sections and future equipment installations are serviceable without system shutdown. Self-balancing. Disadvantages 1. 2. 4 Increased installation costs. Increased operational complexity. PIPING ARRANGEMENTS FOR THE COOLING PLANT The cooling plant equipment can be configured various ways. For example, the chillers can be configured in series or parallel and have different preferential loading schemes. The pumping and flow can be configured as constant flow, stepped variable flow, or variable flow.
Individual pipe sections and future equipment installations are serviceable without system shutdown. Self-balancing. Disadvantages 1. 2. Increased installation costs. Increased operational complexity. 5) is that two connections to the plant are made to eliminate the single point of failure. Advantages 1. 2. 3. 4. 5. High reliability. Redundant piping routes to load and a second cooling supply and return mains from the plant. Redundant cooling supply and return piping from a second central plant.