Results 1 to 10 of about 6,853 (189)

Simulation research on dynamic characteristics of scroll compressor with flexible clearance. [PDF]

open access: yesPLoS ONE
The scroll compressor is a rotating machinery with high-speed and high-precision characteristics. In this paper, a vector model of the kinematic pair was constructed based on two-state clearance.
Haifei Qiu   +3 more
doaj   +2 more sources

SCROLL PROFILING FOR REFRIGERATION SCROLL COMPRESSORS

open access: yesRefrigeration Technology, 2023
Background. Currently, spiral compressors are often used in refrigeration. They have a high volumetric efficiency, low noise, high balance and a number of other advantages. There is not enough information in the public domain describing the profiling of scroll, therefore, when designing scroll compressor, the greatest difficulty is precisely the scroll
Sergey V. Pochatkov   +4 more
openaire   +1 more source

Performance Analysis and Test Research of PEMFC Oil-Free Positive Displacement Compressor for Vehicle

open access: yesEnergies, 2021
In order to study the matching characteristics of the positive displacement air compressor and the PEMFC (proton exchange membrane fuel cells), air supply subsystem, the basic operating performance parameters of the scroll and single-screw air ...
Jian Sun, Bin Peng, Bingguo Zhu
doaj   +1 more source

Assessment of the influence of gap wall mobility factor at calculation of leakage in working section of a scroll compressor. Part 1 [PDF]

open access: yesОмский научный вестник: Серия "Авиационно-ракетное и энергетическое машиностроение", 2023
The scroll type compressor is widely used in the medium capacity segment of refrigeration and air conditioning technology including heat pumps. Today there is an active process of changing from hydrofluorocarbons to natural refrigerants with low global
V. A. Pronin   +4 more
doaj   +1 more source

Experimental Investigation on the DLC Film Coating Technology in Scroll Compressors of Automobile Air Conditioning

open access: yesEnergies, 2020
The friction of the orbiting scroll leads to large power consumption and low energy efficiency of the scroll compressor. The common methods to solve this problem are high cost and a complex process. Considering special structures and operating principles
Zhilong He, Lantian Ji, Ziwen Xing
doaj   +1 more source

Kinematic Characteristics Analysis of Orbiting Scroll and Structural Optimization of Oldham’s Coupling in Scroll Compression

open access: yesMachines, 2022
The contact form of the orbiting scroll and Oldham’s coupling plays an important role in improving the operation stability of the scroll compressor. In this study, the kinematic simulation of key moving parts such as the orbiting scroll and Oldham’s ...
Yuqi Zhu   +5 more
doaj   +1 more source

Numerical Simulation and Experimental Study of Oil-Free Double-Warp Air Scroll Compressor

open access: yesShanghai Jiaotong Daxue xuebao, 2022
In order to analyze the flow characteristics of the internal flow field in the working chamber of the oil-free double-warp scroll compressor, a three-dimensional unsteady numerical simulation of the internal flow field in the working chamber of the ...
SUN Jian, PENG Bin, ZHU Bingguo
doaj   +1 more source

Multi-objective optimization of a novel reversible High-Temperature Heat Pump-Organic Rankine Cycle (HTHP-ORC) for industrial low-grade waste heat recovery [PDF]

open access: yes, 2019
Nowadays, a high amount of industrial thermal energy is still lost due to the lack of competitive solutions for energy revalorization. Facing this challenge, this paper presents a novel technology, based on a reversible High-Temperature Heat Pump (HTHP ...
Amat-Albuixech, Marta   +5 more
core   +1 more source

Design and Construction of a Scroll Compressor of an Automobile Air Conditioning System

open access: yesJournal of Applied Sciences and Environmental Management, 2010
This work focuses on the design and manufacture of a scroll compressor used in an automobile air conditioning system. A scroll compressor is a positive-displacement machine that compresses air with two interfitting spiral shaped scroll members.
JA Akpobi, OI Ajayi
doaj   +1 more source

Assessment of Fatigue Lifetime and Characterization of Fatigue Crack Behavior of Aluminium Scroll Compressor Using C-Specimen

open access: yesApplied Sciences, 2020
Currently, a scroll compressor is used in many industrial fields; hence, research on its reliability is important. The major loading type during operation is pressure. However, unexpected contact between scroll compressors typically occurs, and thus, the
Sang-Youn Park   +5 more
doaj   +1 more source

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