The 2014 ASHRAE Handbook€”Refrigeration covers the refrigeration apparatus and platforms for purposes except human convenience. This quantity contains info and assistance on cooling, freezing, and storing foodstuff; commercial and scientific purposes of refrigeration; and low-temperature refrigeration; and features a dual-unit CD.
CD method necessities: home windows: CD-ROM force; 1.3 GHz or speedier processor; Microsoft home windows Vista, home windows 7, or home windows eight (62-bit and 64-big); 1 GB of RAM (2 GB recommended); Microsoft net Explorer eight or greater; Adobe Acrobat/Reader 10.0 or better; 350 MB hard-disk area. Macintosh: Mac OS X v. 10.5.8 or v. 10.6.4; 512 MB of RAM (1 GB recommended); 415 MB hard-disk house; 800 x six hundred display answer (1024 x 768 recommended); Safari four for Mac OS X v. 10.5.8, Safari four or 5.0x for Mac OS X v. 10.6.4, Safari 6.0 for Mac OS X v. 10.7.4 or v. 10.8; Firefox; Adobe Acrobat/Reader 10.0 or greater. quotation: 2014 ASHRAE Handbook
ASHRAE, based in 1894, is a world 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 examine, criteria writing, publishing, and carrying on with schooling.
The ASHRAE Handbooks are the layout usual for keep watch over of outfitted environments with volumes on structures and gear, HVAC purposes, Refrigeration and basics. every one is up-to-date each 4 years. as well as publishing layout assistance for engineers, architects, and facility managers, we additionally post a chain of texts for school room use.
a few of the components we post in include:
-Energy Modeling and Auditing
-High functionality construction Design
-Indoor Air caliber and Environmental Quality
-Data heart strength Efficiency
-Noise & Vibration Control
-HVAC for Healthcare amenities
Read Online or Download 2014 ASHRAE Handbook -- Refrigeration (SI) (Ashrae Handbook Refrigeration Si (Systems-International) PDF
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Extra info for 2014 ASHRAE Handbook -- Refrigeration (SI) (Ashrae Handbook Refrigeration Si (Systems-International)
A disadvantage of this method is that the condensing pressure is not closely controlled. Fig. 37 Pressure Control for Evaporative Condenser (Air Intake Modulation) Microchannel Condensers The methods for low-ambient, condensing pressure control for microchannel condensers are essentially the same as those used for standard air-cooled condensers. However, because most microchannel condensers are made up of many individual heat exchangers, there is an opportunity to mechanically isolate portions of the condenser to reduce the usable surface area.
In steel piping systems, an external suction-line strainer is recommended in addition to the compressor strainer. Liquid Indicators Every refrigeration system should have a way to check for sufficient refrigerant charge. Common devices used are liquid-line sight glass, mechanical or electronic indicators, and an external gage glass with equalizing connections and shutoff valves. A properly installed sight glass shows bubbling when the charge is insufficient. Liquid indicators should be located in the liquid line as close as possible to the receiver outlet, or to the condenser outlet if no receiver is used (Figure 35).
5 m/s. Depending on prevailing local and/or national safety codes, a relief device may have to be installed in the discharge piping. Figure 23 shows a piping arrangement for parallel condensers with a surge-type receiver. When the system is operating at reduced load, flow paths through the circuits may not be symmetrical. Small pressure differences are not unusual; therefore, the liquid line junction should be about 600 to 900 mm below the bottom of the condensers. The exact amount can be calculated from pressure loss through each path at all possible operating conditions.
2014 ASHRAE Handbook -- Refrigeration (SI) (Ashrae Handbook Refrigeration Si (Systems-International) by ASHRAE