نتایج جستجو برای: upgrade of semi regenerative reformer

تعداد نتایج: 21180373  

Journal: :Proceedings of the Institution of Mechanical Engineers, Part O: Journal of Risk and Reliability 2013

2004
Yasushi Sekine Masahiko Matsukata Eiichi Kikuchi Shigeru Kado

We studied steam reforming of ethanol at room temperature and atmospheric pressure using low energy pulse (LEP) discharge. In this study, we employed characteristic novel reformer, one electrode was made of carbon fibers (o.d. 7.0 μm) bundle. So fuel was supplied to discharge region by capillary action of the fibers and reformed directly by LEP plasma without any pump or heater. When using this...

2003
L. Bromberg

Plasmatron reformers are being developed at MIT and ArvinMeritor [1]. In these reformers a special low power electrical discharge is used to promote partial oxidation conversion of hydrocarbon fuels into hydrogen and CO. The partial oxidation reaction of this very fuel rich mixture is difficult to initiate. The plasmatron provides continuous enhanced volume initiation. To minimize electrode ero...

The purpose of this research is to design a model system for upgrade the productivity of human resources in the NIOC‌. This research, in terms of philosophical foundations of research in the paradigm of interpretiveness, from the perspective of purpose is part of exploratory research and the method of performing the work qualitatively; From the research strategy of data foundation theorizing wi...

Journal: :Computers & Chemical Engineering 2017
Anh Tran Andres Aguirre Marquis Crose Helen Durand Panagiotis D. Christofides

In this work, we introduce a furnace-balancing scheme that generates an optimal furnace-side feed distribution that has the potential to improve the thermal efficiency of a reformer. The furnace-balancing scheme is composed of four major components: data generation, model identification, a model-based furnace-balancing optimizer and a termination checker. Initially, a computational fluid dynami...

Journal: :international journal of automotive engineering 0
m. tehrani mechanical engineering department, university of tehran, tehran, iran r. hairi-yazdi mechanical engineering department, university of tehran, tehran, iran ba. haghpanah-jahromi mechanical and industrial engineering department, northeastern university, boston, massachusetts, usa v. esfahanian mechanical engineering department, university of tehran, tehran, iran m. amiri mechanical engineering department, university of tehran, tehran, iran r. jafari mechanical engineering department, university of tehran, tehran, iran

in this paper, an adaptive rule based controller for an anti-lock regenerative braking system (arbs) of a series hybrid electric bus (sheb) has been proposed. the proposed controller integrates the regenerative braking and wheel anti-lock functions by controlling the electric motor of the hybrid vehicle, without using any conventional mechanical anti-lock braking system. the performance of the ...

2014
Wai K. Cheng

Fuel cells have been recognized as a feasible alternative to current IC engines. A significant technical problem yet to be resolved is the on bound fuel supply before fuel cells can be practically used for vehicles. Use of an on-board fuel reformer can mitigate the fuel supply issue. In particular, using a diesel engine as on-board fuel reformer, combined with a fuel cell, is a strong candidate...

Assessment of creep damage and residual creep life of a cast HP 40 Nb Mod. Reformer tube was performed, wherein the experimental Larson–Miller diagram and area fraction of creep voids were adopted. The state of damage of the tube in service was metallographically analyzed by using light and electron microscopy. Samples from the serviced reformer furnace tube were cut and prepared for void exami...

Ali Fazeli Azadeh Ghaee Mohammad Mahdavian Shohreh Fatemi,

A mathematical model for commercial naphtha catalytic reformer of Tehran refinery was developed. This model includes three sequencing fixed beds of Pt/Al2O3 catalyst at the steady state condition using detailed kinetic scheme involving 26 pseudo-components connected by a network of 47 reactions, in the range of C6 to C9 hydrocarbons. The reaction network consisted dehy...

Journal: :Archives of surgery 2002
W Wayand W Feil Manfred Skopec

I n 1747, Gerhard van Swieten (1700-1772), personal physician to Empress Maria Theresia and reformer of medical education in Austria, founded a bonne école de chirurgie in Vienna. He invited the Florentine Natalis Giuseppe Pallucci (1719-1797), whom he had specially trained in Paris, France, to Vienna to assist him with the school. However, although van Swieten was highly successful as a reform...

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