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Concept

Pneumatic motor

Related publications (15)

A High Efficiency Pneumatic Drive System Using Vane-Type Semi-Rotary Actuators

Alfred Rufer

A compressed air driven generator is proposed, where the pneumatic energy is converted into mechanical energy using two vane-type rotational actuators. The use of a second actuator with a higher displacement in order to produce a thermodynamic expansion al ...

UNIV NIS2021

Combined Shear-Flexural Verification Of In Plane Loaded Reinforced And Unreinforced Masonry Walls

Lorenzo Benedetti

The safety verification of in-plane loaded masonry panels requires the evaluation of at least three different collapse conditions connected with overturning, shear sliding, and shear - compression failure at the panels' toe. In reinforced panels, the resis ...

INT CENTER NUMERICAL METHODS ENGINEERING2021

Pneumatic supply system parameter optimization for soft actuators

Jamie Paik, Sagar Dattatray Joshi

Soft actuators using pressurized air are being widely used due to their inherent compliance, conformability and customizability. These actuators are powered and controlled by pneumatic supply systems (PSSs) consisting of components such as compressors, val ...

2021

Environomic design of vehicle integrated energy systems

Zlatina Kirilova Dimitrova

To meet the targets of sustainable development and greenhouse emission reduction of the future vehicles fleet, the automotive industry needs to deploy cost-competitive and efficient advanced energy conversion systems for the future commercial personal vehi ...

EPFL2015

RUBIK: Efficient Threshold Queries on Massive Time Series

Anastasia Ailamaki, Thomas Heinis, Farhan Tauheed, Eleni Tzirita Zacharatou

An increasing number of applications from finance, meteorology, science and others are producing time series as output. The analysis of the vast amount of time series is key to understand the phenomena studied, particularly in the simulation sciences, wher ...

2015

Fluid Flow Analysis of a New Finned Piston Reciprocating Compressor Using Pneumatic Analogy

Alfred Rufer, Mahbod Heidari

The goal of this paper is to investigate the fluid flow analysis in a novel multilayered finned reciprocating compressor, adopting a so-called “pneumatic-Electric” analogy using a lumped methodology. This machine includes two sets of concentric annular fin ...

2014

Fluid Flow Analysis of a New Finned Piston Reciprocating Compressor Using Pneumatic Analogy

Alfred Rufer, Mahbod Heidari

2014

Driving and Filling Personal Vehicles – The Questions of Energy - and Power - Density ( A Fast Filling Station for the Compressed Air Car )

Alfred Rufer, Mahbod Heidari, Sylvain Lemofouet-Gatsi

In the context of the development of zero emissions personal vehicles, compressed air cars have been proposed, as alternative solutions to electric solutions, with a small energy content leading to a limited range, but with interesting properties regarding ...

2011

3D Structuration Techniques of LTCC for Microsystems Applications

Yannick Sébastien Fournier

This thesis aimed at developing new 3D structuration techniques for a relatively recent new ceramic technology called LTCC, which stands for Low Temperature, Co-fired Ceramic. It is a material originally developed for the microelectronic packaging industry ...

EPFL2010

A Hybrid Energy Storage System Based on Compressed Air and Super Capacitors With Maximum Efficiency Point Tracking (MEPT)

Alfred Rufer, Sylvain Lemofouet-Gatsi

In addition to the high-capacity storage facilities based on hydropower technologies, electrochemical solutions are today’s candidate for storage for renewable energy sources support. However, sustainability and limited life cycles of batteries are often i ...

2006

Investigation and optimisation of hybrid electricity storage systems based on compressed air and supercapacitors

Sylvain Lemofouet-Gatsi

An increasing recourse to renewable energies is one of the key solutions to address the current resource and environmental concerns related to the world energy supply. Because of the distributed and intermittent nature of several of them (Solar, Wind), an ...

EPFL2006

Hybrid Energy Storage System Based on Compressed Air and Super-Capacitors with Maximum Efficiency Point Tracking (MEPT)

Alfred Rufer, Sylvain Lemofouet-Gatsi

This paper presents a hybrid energy storage system mainly based on Compressed Air, where the storage and withdrawal of energy are done within maximum efficiency conditions. As these maximum efficiency conditions impose the level of converted power, an inte ...

2006

Hybrid Energy Storage System based on Compressed Air and Super Capacitors with MEPT (Maximum Efficiency Point Tracking)

Alfred Rufer, Sylvain Lemofouet-Gatsi

This paper presents a hybrid energy storage system based on Compressed Air Energy Storage (CAES), where the charging and discharging is done within maximum efficiency conditions. As the maximum efficiency conditions impose the level of converted power, an ...

2005

Hybrid Energy Storage Systems based on Compressed Air and Supercapacitors with Maximum Efficiency Point Tracking

Alfred Rufer, Sylvain Lemofouet-Gatsi

Beside the high-capacity storage facilities based on hydro-power technologies, electrochemical solutions are the today's candidate for storage for renewable energy sources. However, limited life-cycles and sustainability of batteries are often inhibiting f ...

2005

A hybrid energy storage system based on compressed air and supercapacitors with maximum efficiency point tracking

Alfred Rufer, Sylvain Lemofouet-Gatsi

This paper presents a hybrid energy storage system based on Compressed Air Energy Storage (CAES), where the extraction of energy is done within maximum efficiency conditions. As the maximum efficiency conditions impose the level of converted power, an inte ...

2004