Medical oxygen concentrators: a review of progress in air separation technology

MW Ackley - Adsorption, 2019 - Springer
Air separation by adsorption to produce oxygen for industrial and medical applications
represents one of several important commercialized adsorption processes. Fueled by the …

Study of a novel rapid vacuum pressure swing adsorption process with intermediate gas pressurization for producing oxygen

X Zhu, Y Liu, X Yang, W Liu - Adsorption, 2017 - Springer
A novel rapid vacuum pressure swing adsorption process with intermediate gas
pressurization for producing oxygen is proposed to improve the performance of miniature …

Multivariable model predictive control of a novel rapid pressure swing adsorption system

MD Urich, RR Vemula, MV Kothare - AIChE Journal, 2018 - Wiley Online Library
A multivariable model predictive control (MPC) algorithm is developed for the control and
operation of a rapid pressure swing adsorption (RPSA)‐based medical oxygen concentrator …

中间气两步充压对快速真空变压吸附制氧的影响

祝显强, 刘应书, 杨雄, 刘文海, 李永玲 - 化工学报, 2016 - hgxb.cip.com.cn
An improved rapid vacuum pressure swing adsorption (RVPSA) process, namely, two-step
pressurization with intermediate gas, was proposed to improve performance of miniature …

快速真空变压吸附制氧的排放气充压过程研究

祝显强, 刘应书, 焦璐璐, 杨雄, 刘文海 - 工程科学学报, 2015 - cje.ustb.edu.cn
测试了微型制氧吸附剂的平衡吸附特性, 在此基础上选出适合快速真空变压吸附制氧的吸附剂.
针对传统的单塔两步快速变压吸附制氧含量低问题, 提出了提高产品气氧含量的单塔快速变压 …

吸附及解吸压力对快速变压吸附床内速度及循环性能的影响

祝显强, 刘应书, 杨雄, 刘文海, 李永玲 - 工程科学学报, 2016 - cje.ustb.edu.cn
快速(真空) 变压吸附循环周期较短, 床层压力周期性变化快, 使吸附床内流动及传热传质特性
变化较大, 本文研究吸附及解吸压力对快速变压吸附制氧床内速度及循环性能的影响 …

Oxygen concentrator system and method

RR Vemula, S Sircar, M Kothare - US Patent 9,649,589, 2017 - Google Patents
A oxygen concentrating system comprising an adsorption column having a first end and a
second end, a shell enclosing the column and defining a product gas storage space …

Effect of two-step pressurization with intermediate gas on rapid vacuum pressure swing adsorption process for oxygen generation

ZHU Xianqiang, LIU Yingshu, Y Xiong, LIU Wenhai… - CIESC …, 2016 - hgxb.cip.com.cn
An improved rapid vacuum pressure swing adsorption (RVPSA) process, namely, two-step
pressurization with intermediate gas, was proposed to improve performance of miniature …

Effect of adsorption and desorption pressure on the velocity and cycling performance of rapid pressure swing adsorption

X ZHU, Y LIU, X YANG, W LIU, Y LI - Chinese Journal of …, 2016 - cje.ustb.edu.cn
Rapid (vacuum) pressure swing adsorption (RPSA or RVPSA) is featured by short cycle time
and quick pressure change, which may lead to great variations of flow and mass and heat …

Experiment and simulation of PSA process for small oxygen generator with two adsorption beds

T Tao, LIU Bing, SHI Meisheng, AN Yaxiong… - CIESC …, 2019 - hgxb.cip.com.cn
A small two-bed pressure swing adsorption oxygen generator was designed and a series of
experiments were carried out in the low-pressure cabin. The influences of structure and …