Positive displacement compressors are essential in many engineering systems, from
domestic to industrial applications. Many studies have been devoted to providing more …

Twin-screw compressors are often used for generating compressed fluids useful for various
industrial applications, thereby necessitating the need for evolving energy efficient designs …

To improve the efficiency of the twin-screw refrigeration compressor at a high speed of about
3000 rpm, the suction arrangement was investigated in this paper. Several simplified CFD …

Natural companies employ turbine flow meters to measure natural gas which delivered to
Compressed Natural Gas stations. The stations utilize compressors to increase pressure …

The internal pressure characteristics of an oil-injected twin-screw refrigeration compressor
was studied using a full 3D CFX model, and the hexahedral moveable meshes of the twin …

This thesis describes the development of grid generation and numerical methods for
predicting the flow in variable geometry, positive displacement screw machines. It has been …

Twin-screw compressors are widely used in refrigeration systems, but noise is a serious
problem during operation. Gas pulsation is the main noise excitation source in twin-screw …

Twin screw machines can be used as expanders for variety of applications. This paper
describes how the performance of an oil free twin screw air expander of 3/5 lobe …

Twin-screw compressors are widely used in refrigeration systems, but typically suffer from
severe vibration and noise due to pulsing gas flow during operation. Gas pulsation is the …

To improve the efficiency of the twin-screw refrigeration compressor, two pressure
characteristics in the p-θ diagram, such as suction pressure loss near the suction end …