Search Results - "Fletcher, David I."

Influence of partial slip and direction of traction on wear rate in wheel-rail contact by Vasić, Gordana, Franklin, Francis J., Fletcher, David I.

“…▶ Use of twin-disc tests to develop and calibrate a plastic ratcheting model for R260 rail steel. ▶ Development of three-dimensional aspects of wheel-rail…”
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Effect of contact wire gradient on the dynamic performance of the catenary pantograph system by Hayes, Sam, Fletcher, David I., Beagles, Adam E., Chan, Katherine

“…This paper considers the interaction between a train mounted pantograph and a railway overhead line, presenting results that could be used to reduce the cost…”
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Numerical simulation of near surface rail cracks subject to thermal contact stress by Fletcher, David I.

“…Boundary element modelling was conducted to investigate rail cracks subject to combined thermal and contact loading such as occurs in ‘stud’ or ‘squat type’…”
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The potential for suppressing rail defect growth through tailoring rail thermo-mechanical properties by Fletcher, David I., Sanusi, Shahmir H.

“…Thermal damage of rails can occur through brake lock-up, or traction control system failure to prevent wheel spin. In most cases the damage produced is shallow…”
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An overhead line virtual test track for the assessment of railway catenary pantograph interaction by Hayes, Sam, Fletcher, David I.

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Synthesis and pharmacological testing of polyaminoquinolines as blockers of the apamin-sensitive Ca2+ activated K+ channel (SKCa) by FLETCHER, David I, GANELLIN, C. Robin, PIERGENTILI, Alessandro, DUNN, Philip M, JENKINSON, Donald H

“…The synthesis and pharmacological testing of a series of non-peptidic blockers of the SK(Ca) (SK-3) channel is described. Target compounds were designed to…”
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TransEnergy – a tool for energy storage optimization, peak power and energy consumption reduction in DC electric railway systems by Fletcher, David I., Harrison, Robert F., Nallaperuma, Samadhi

“…•Presents a framework for understanding energy storage in railway system power supply.•Validates the power demand model using a case study from the UK…”
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A methodology to optimise a rail network specification for maximum passenger satisfaction and reduced initial investment by Hickish, Bob, Fletcher, David I., Harrison, Robert F.

“…This paper considers the design and construction of new passenger rail networks – a common and expensive task worldwide. Optimising the allocation of initial…”
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A rail network performance metric to capture passenger experience by Hickish, Bob, Fletcher, David I., Harrison, Robert F.

“…For passenger rail operators worldwide a common concern is to better understand and improve passenger experience. Based on factors including train movement…”
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Synthesis and pharmacological testing of polyaminoquinolines as blockers of the apamin-sensitive Ca 2+-activated K + channel (SK Ca) by Fletcher, David I., Ganellin, C. Robin, Piergentili, Alessandro, Dunn, Philip M., Jenkinson, Donald H.

“…The synthesis and pharmacological testing of a series of non-peptidic blockers of the SK Ca (SK-3) channel is described. Target compounds were designed to…”
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