Results 41 to 50 of about 3,031,130 (395)

Influence of compressible medium on the operation of a reciprocating compressor

open access: yesMATEC Web of Conferences, 2018
A reciprocating compressor is a volumetric machine. Consequently, the motion of gas in communications always is of non-stationary or pulsating character. The diagram of oscillatory processes in communications is complex because a number of factors affect
Kotlov Andrey   +2 more
doaj   +1 more source

Efficiency improvement of compressor for refrigerator using 1D CAE and 3D CAE

open access: yesMechanical Engineering Journal, 2019
This paper describes a new approach to improve compressor efficiency by using 1D CAE and 3D CAE. First, a 1D simulation model of a reciprocating compressor is proposed and the compressor efficiency is analyzed.
Shuhei NAGATA, Tomohiro NAGAO
doaj   +1 more source

Determining the coefficient of efficiency for the drives of centrifugal and piston compressors [PDF]

open access: yes, 2018
Получена формула коэффициента полезного действия (КПД) привода центробежного и поршневого компрессора, учитывающая адиабатную работу сжатия газа, потери на трение в подшипниках компрессора и потери давления газа в компрессоре.
Науменко, Светлана Петровна   +3 more
core   +1 more source

Gas turbine gas‐path fault diagnosis in power plant under transient operating condition with variable geometry compressor

open access: yesEnergy Science & Engineering, 2022
To extend useful life, improve availability, and reduce gas turbine maintenance costs, scholars have proposed many gas‐path fault diagnostic approaches on the basis of steady‐state operating conditions.
Jingchao Li, Yulong Ying, Zhong Wu
doaj   +1 more source

Application of Risk-Based Inspection method for gas compressor station

open access: yes, 2017
According to the complex process and lots of equipment, there are risks in gas compressor station. At present, research on integrity management of gas compressor station is insufficient.
Meng Zhang   +3 more
semanticscholar   +1 more source

Research on the Correlation between Mechanical Seal Face Vibration and Stationary Ring Dynamic Behavior Characteristics

open access: yesLubricants
To address the lack of reliable measurement methods for identifying wear mechanisms and predicting the state of mechanical seal tribo-parts, this study proposes a method for characterizing tribological behavior based on measuring face vibration ...
Yunfeng Song   +4 more
doaj   +1 more source

Overspeeding characteristics of turbomachinery for gas generator cycle air turbo ramjet engine

open access: yesPropulsion and Power Research, 2022
The main interest in the current study focuses on the possibility of overspeeding for the gas-generator cycle air turbo ramjet (GG-ATR) engine. The authors developed the air turbo ramjet engine and investigated its compressor performance.
Ryojiro Minato   +4 more
doaj   +1 more source

Evaluation of the prospects for the use of single-stage centrifugal compressors based on high-pressure stages with an inlet guide device at linear gas compressor stations [PDF]

open access: yesОмский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение"
The issues of evaluating the technical and economic prospects for the use of gas pumping units with single-stage centrifugal compressors with an axial suction nozzle, created on the basis of high-pressure stages with axial impellers and an adjustable ...
A. D. Vanyashov   +2 more
doaj   +1 more source

AXIAL FLOW MULTISTAGE COMPRESSOR SURGE LINE DETERMINATION IN PERFORMING CALCULATION STUDIES

open access: yesАвіаційно-космічна техніка та технологія, 2020
The implementation of the high requirements for modern gas turbine engines depends on the perfection of their components. The reliability of the engine operation is largely determined by the compressor gas-dynamic stability margin.
Вадим Анатольевич Даценко   +2 more
doaj   +1 more source

Radioactive gas compressors [PDF]

open access: yes, 1973
The design, construction, and performance requirements for tadioactive gas compressors are presented. (DCC)
openaire   +2 more sources

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