Dynamic characteristics of a mechanically coupled organic Rankine-vapor compression system for heat-driven cooling

X Zhou, S Fang, H Zhang, Z Xu, H Jiang, Y Rong… - Energy, 2023 - Elsevier
There are large quantities of compression heat wasted and cooling capacity required in
cryogenic air separation units (ASUs). Mechanically coupled organic Rankine-vapor …

Comparative study for air compression heat recovery based on organic Rankine cycle (ORC) in cryogenic air separation units

X Zhou, H Zhang, Y Rong, J Song, S Fang, Z Xu, X Zhi… - Energy, 2022 - Elsevier
The annual energy consumption of the cryogenic air separation units (ASUs) reaches 205
TWh in China, over 80% of which is consumed in the compression processes while over …

[HTML][HTML] Aerodynamic instabilities detection via empirical mode decomposition in centrifugal compressors

M Stajuda, DG Cava, G Liśkiewicz - Measurement, 2022 - Elsevier
Detection of aerodynamic instabilities in compressors is of great importance for machine
safety and efficiency. It is a challenge due to their highly non-stationary and non-linear …

[PDF][PDF] 多电飞机电动环境控制系统设计研究综述

杨建忠, 欧阳晶鹏, 陈希远, 孟繁鑫, 王磊… - 航空工程 …, 2022 - hkgcjz.cnjournals.com
随着飞机设计朝着多电化发展, 多电飞机中电动环境控制系统的研制受到了广泛关注.
本文介绍了B787 飞机电动环控系统运行原理, 综述了目前电动环控系统的架构设计与权衡 …

Experimental analysis of surge-detection system based on pressure derivatives at part-speed operation

G Liskiewicz, K Kabalyk… - … for Gas Turbines …, 2021 - asmedigitalcollection.asme.org
This paper presents tests of an antisurge system based on pressure derivatives. The control
algorithm was proven to work on different machines and with different unstable flow …

Review on Design of electric environment control system for more electric aircraft

杨建忠, 欧阳晶鹏, 陈希远, 孟繁鑫… - Advances in …, 2022 - hkgcjz.cnjournals.com
随着飞机设计朝着多电化发展, 多电飞机中电动环境控制系统的研制受到了广泛关注.
本文介绍了 B787 飞机电动环控系统运行原理, 综述了目前电动环控系统的架构设计与权衡 …

Recirculation Zones During the Centrifugal Compressor Surge Cycle: CFD Simulation

M Kulak, F Grapow… - … Expo: Power for …, 2020 - asmedigitalcollection.asme.org
In this paper the flow recirculation regions during the full surge cycle were described. It is a
known fact that the surge cycle consists of two periods: backflow and recovery. The aim of …