Ventilation Air Conditioning

Download e-book for iPad: 2014 ASHRAE Handbook -- Refrigeration (I-P) (Ashrae Handbook by ASHRAE

By ASHRAE

ISBN-10: 1680153277

ISBN-13: 9781680153279

ISBN-10: 1936504715

ISBN-13: 9781936504718

The 2014 ASHRAE Handbook€”Refrigeration covers the refrigeration apparatus and structures for purposes except human convenience. This quantity contains facts and tips on cooling, freezing, and storing meals; commercial and scientific functions of refrigeration; and low-temperature refrigeration; and features a dual-unit CD.

CD method specifications: home windows: CD-ROM force; 1.3 GHz or swifter 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 larger; 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 area; 800 x six hundred monitor solution (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 better. quotation: 2014 ASHRAE Handbook

ASHRAE, based in 1894, is a world association of a few 50,000 people. ASHRAE fulfills its venture 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 commonplace for keep watch over of equipped 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 suggestions for engineers, architects, and facility managers, we additionally post a chain of texts for lecture room use.

a few of the components we put up in include:
-Energy Modeling and Auditing
-High functionality development Design
-Psychrometrics
-Indoor Air caliber and Environmental Quality
-Data middle power Efficiency
-Noise & Vibration Control
-Humidity Control
-HVAC for Healthcare amenities

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Read Online or Download 2014 ASHRAE Handbook -- Refrigeration (I-P) (Ashrae Handbook Refrigeration Systems/Applications Inch-Pound System PDF

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Extra resources for 2014 ASHRAE Handbook -- Refrigeration (I-P) (Ashrae Handbook Refrigeration Systems/Applications Inch-Pound System

Sample text

29 equivalent differences in saturation pressure of the receiver and the condenser. Subcooling by the liquid leg tends to condense vapor in the receiver to reach a balance between rate of condensation, at an intermediate saturation pressure, and heat gain from ambient to the receiver. A relatively large liquid leg is required to balance a small temperature difference; therefore, this method is probably limited to marginal cases. Liquid leaving the receiver is nonetheless saturated, and any subcooling to prevent flashing in the liquid line must be obtained downstream of the receiver.

Then, crankcase pressure would not rise high enough to reach the cut-in point, and effective automatic pumpdown would not be obtained. Halocarbon Refrigeration Systems Crankcase Oil Heater (Direct-Expansion Systems) A crankcase oil heater with or without single (nonrecycling) pumpout at the end of each operating cycle does not keep liquid refrigerant out of the crankcase as effectively as automatic pumpdown control, but many compressors equalize too quickly after stopping automatic pumpdown control.

28 operating condenser on a multiple-condenser application when one or more of the condensers is idle. The condensate line should be sized so that velocity does not exceed 150 fpm. The vent line flow is from receiver to condenser when receiver temperature is higher than condensing temperature. Flow is from condenser to receiver when air temperature around the receiver is below condensing temperature. Flow rate depends on this temperature difference as well as on the receiver surface area. Vent size can be calculated from this flow rate.

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2014 ASHRAE Handbook -- Refrigeration (I-P) (Ashrae Handbook Refrigeration Systems/Applications Inch-Pound System by ASHRAE


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