Results 301 to 310 of about 238,845 (361)

Compressors

2008
Publisher Summary A compressor in the vapor compression cycle compresses the low-pressure dry gas from the evaporator and raises its pressure to that of the condenser. Compressors may be divided into two types, positive displacement and dynamic. Positive displacement types compress discrete volumes of low-pressure gas by physically reducing the ...
A.R. Trott, T.C. Welch, G.F. Hundy
  +6 more sources

Radial compressor design for industrial compressors

Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science, 1999
Industrial centrifugal compressors have a very large field of applications in chemical, petrochemical and gas transport applications with an enormous variety of gases, pressure levels and suction volumes. This paper describes the special design features of this type of compressor and sheds light on a method of standardization to overcome the large ...
M. V. Casey, T Kmeci, P Dalbert, B Ribi
openaire   +2 more sources

The Geometry of the Scroll Compressor [PDF]

open access: possibleSIAM Review, 2001
English summary (from the authors): The scroll compressor is an invention from 1905 that recently has attracted interest in the industry. A large part of the analysis of the compressor can be carried out using the basic theory of planar curves. The concepts of involute, evolute, envelope, and in particular the natural equation are necessary to ...
Christian Henriksen, Jens Gravesen
openaire   +3 more sources

Reciprocating compressors or screw compressors?

International Journal of Refrigeration, 1979
Resume On compare les frais d'investissement et d'exploitation des compresseurs a vis et des compresseurs alterntifs fonctionnant a charge totale et a charge partielle. Les appareils etudies comprenaient des vis a un etage avec et sans aspiration intermediaire de la pression, des compresseurs a vis a deux etages, des compresseurs alternatifs a deux ...
openaire   +2 more sources

Compressors

2003
Publisher Summary A compressor is a machine that is used to increase the pressure of a gas or vapor. They can be grouped into two major classifications: centrifugal and positive displacement. This chapter provides a general discussion of these types of compressors. The centrifugal designation is used when the gas flow is radial and the energy transfer
Ricky Smith, R. Keith Mobley
openaire   +2 more sources

Parallel Compressors

IEEE Transactions on Computers, 1980
A subclass of generalized parallel counters, called parallel compressors, is introduced Under present-day packaging technology, parallel compressors with their higher compression ratio and fewer input/output pins are more efficient in multiple operand addition and multiplication than parallel counters.
openaire   +3 more sources

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