Results 321 to 330 of about 238,845 (361)

Flow in Transonic Compressors [PDF]

open access: possibleAIAA Journal, 1980
Introduction B the term transonic compressor we mean an axial flow compressor in which the inlet flow Mach number, relative to the rotating blades, varies from below unity at radii near the inner casing or hub to values substantially above unity at radii near the blade tips.
openaire   +2 more sources

A Femoral Artery Compressor

Radiology, 1964
Afemoral artery compression device is described which is employed in percutaneous aortography after the needle or catheter is withdrawn. This apparatus can save about fifteen minutes of professional time per study but, of more importance, it reduces the incidence of recurrent bleeding caused by premature release of manual compression from the artery ...
P. Ruben Koehler, Wayne A. Meyers
openaire   +3 more sources

Centrifugal Compressors

2006
Publisher Summary This chapter focuses on centrifugal compressors that are used in small gas turbines, and are the driven units in most gas turbine compressor trains. They are an integral part of the petrochemical industry, finding extensive use because of their smooth operation, large tolerance of process fluctuations, and their higher reliability ...
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Compressor Characteristics

2001
Publisher Summary This chapter discusses the effects of various parameters such as diffuser width, blade angle, gas density, compressor speed, and Mach number in the development of the compressor characteristic curve shape. Compressor performance is a function of the type of compressor.
openaire   +2 more sources

Compressor Stations

2011
Publisher Summary This chapter discusses the number and size of compressor stations required to transport gas in a pipeline. The optimum locations and pressures at which compressor stations operate are determined based on the pipeline flow rate, allowable pipe operating pressures, and pipeline topography.
openaire   +3 more sources

Pumps and compressors

Journal of the American Oil Chemists' Society, 1956
ConclusionsMany new developments in pumping and compressing have recently been reported. The new equipment and theories reported will probably find frequent uses in the oil processing and chemical industries. The result will be lower pumping costs and better service.
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Piston compressor

2020
A piston compressor containing a housing (8) with a compression chamber (13) in it, having an inlet, and an outlet and a piston (10) arranged movably back and forth in an axial direction (X-X') in the compression chamber (13) between an upper dead point and a lower dead point, delimited by a kinematic mechanism (20) with which the piston (10) is ...
Beckers, Jarl, Verrelst, Bjorn
openaire   +2 more sources

A Simple Compressor

Radiology, 1937
We are impressed with the number of imposing and elaborate mechanisms now offered by manufacturers for compression and “spot film” technic. There seems to be a general belief among members of the roentgenological profession that an expensive contrivance is necessary to produce “spot films” and pressure studies of gastro-intestinal structures.
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Mobile compressor plant with screw compressor

Chemical and Petroleum Engineering, 1969
B. L. Grinpress   +2 more
openaire   +2 more sources

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