Results 71 to 80 of about 552,781 (215)

Design of ZigBee wireless sensor network system for mine gas monitoring

open access: yesGong-kuang zidonghua, 2017
In view of problems of high cost, poor mobility and limited coverage of mine gas monitoring adopted by wired sensor network, a ZigBee wireless sensor network system for mine gas monitoring was designed.
XU Ruihua, WANG Kaimin
doaj   +1 more source

New Encoding/Converting Methods of Binary GA/Real-Coded GA

open access: yesIEICE Transactions on Fundamentals of Electronics, Communications and Computer Sciences, 2005
This paper presents new encoding methods for the binary genetic algorithm (BGA) and new converting methods for the real-coded genetic algorithm (RCGA). These methods are developed for the specific case in which some parameters have to be searched in wide ranges since their actual values are not known.
Kim, JW, Kim, SW
openaire   +2 more sources

Diesel exhaust-gas reforming for H2 addition to an aftertreatment unit [PDF]

open access: yes, 2008
This is the post-print version of the final paper published in Chemical Engineering Journal. The published article is available from the link below. Changes resulting from the publishing process, such as peer review, editing, corrections, structural ...
Tsolakis, Athanasios   +11 more
core   +1 more source

Prediction of Mass Flow Rate in Supersonic Natural Gas Processing

open access: yesOil & Gas Science and Technology, 2015
The mass flow rate of natural gas through the supersonic separator was numerically calculated by various cubic equations of state. The numerical results show that the compressibility factor and specific heat ratio for ideal gas law diverge remarkably ...
Wen Chuang   +3 more
doaj   +1 more source

Real-time monitoring via second-harmonic interferometry of a flow gas cell for laser wakefield acceleration [PDF]

open access: yes, 2019
The use of a gas cell as a target for laser weakfield acceleration (LWFA) offers the possibility to obtain stable and manageable laser-plasma interaction process, a mandatory condition for practical applications of this emerging technique, especially in ...
F. Giammanco (17506764)   +5 more
core   +1 more source

Experimental study on the influence of free-phase volume on characterization of gas adsorption capacity

open access: yesMeikuang Anquan
To investigate the effect of free-phase volume on gas adsorption capacity, adsorption measurements were carried out using the volumetric method. The influence characteristics of free-phase volume on gas adsorption capacity and adsorption constants were ...
Hongyan LEI
doaj   +1 more source

Government involvement in liberalised gas markets; a welfare-economic analysis of Dutch gas-depletion policy [PDF]

open access: yes
This report analyses the welfare effects of two major components of the Dutch gas-depletion policy: the offtake guarantee for small-fields gas and the cap on production from the Groningen field.
Machiel Mulder, Gijsbert Zwart
core  

Design and performance analysis of a novel face gas seal [PDF]

open access: yes, 2006
This thesis was submitted for the degree of Doctor of Philosophy and awarded by Brunel University.The scope of this work carried two objectives, each focusing on theoretical model development, performance prediction and experimental evaluation of two ...
Roberts-Haritonov, Lev
core  

Real Options Application in Valuing “South Pars Gas Field” Development Project [PDF]

open access: yesPizhūhishnāmah-i Iqtiṣād-i Inirzhī-i Īrān, 2014
In this paper we provide an introduction to real options in valuing investment projects. Since one of the real options applications is valuing oil and gas development projects with high uncertainty and considerable investment costs, in this research we ...
mansoor khalili araghi   +2 more
doaj  

The German Gas Market post 2005: Development of Real Competition [PDF]

open access: yes, 2009
This study describes the development of the German gas market from 2006 to 2009 and its transition from a market situation where hardly any competition was observable to a market where competition is starting to take place.
Lohmann, Heiko
core   +1 more source

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