Search Results - "Booker, J.D."

Performance of a low-head pico-hydro Turgo turbine by Williamson, S.J., Stark, B.H., Booker, J.D.

“…► Turgo turbine performance model and volume efficiency model developed. ► Experimental equipment for Turgo turbine designed and built. ► Model and…”
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Analysis of a shrink-fit failure on a gear hub/shaft assembly by Truman, C.E., Booker, J.D.

“…The paper presents results and conclusions arising from an investigation into a shrink-fit failure on a gear hub/shaft assembly. The work formed one element of…”
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A controller for single-phase parallel inverters in a variable-head pico-hydropower off-grid network by Williamson, S.J., Griffo, A., Stark, B.H., Booker, J.D.

“…The majority of off-grid pico-hydropower systems use a single turbine and generator, connected directly to an AC network resulting in clusters of isolated,…”
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Monte Carlo Simulations of the effects of warm pre-stress on the scatter in fracture toughness by Van Gelderen, D.G.A., Rosahl, K., Booker, J.D., Smith, D.J.

“…•Reformulated Chell model is used with MCS to predict WPS distributions.•Computationally efficient algorithm solves WPS equations automatically.•Chell model…”
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An energy supply unit for an autonomous remote sensor system monitoring stored nuclear waste by Constantinou, P., Aird, C.J., Mellor, P.H., Smith, D.J., Booker, J.D., Flewitt, P.E.J., Truman, E.

“…This paper proposes a system for monitoring nuclear waste stored in sealed underground repositories after a period of several decades. The focus of the work is…”
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Low head pico hydro turbine selection using a multi-criteria analysis by Williamson, S.J., Stark, B.H., Booker, J.D.

“…Turbine types suit specific ranges of head, flow rate and shaft speed and are usually categorised by specific speed. In the pico range, under 5 kW, the…”
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Plant loading uncertainties and their incorporation in probabilistic creep damage assessments by Zentuti, N.A., Booker, J.D., Bradford, R.A.W., Truman, C.E.

“…This work presents methodologies for the examination of uncertainties in plant loading conditions for incorporation in probabilistic creep-fatigue (CF) crack…”
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Correlations between creep parameters and application to probabilistic damage assessments by Zentuti, N.A., Booker, J.D., Bradford, R.A.W., Truman, C.E.

“…This work formalises an approach for identifying and implementing correlations in probabilistic creep crack initiation assessments. The methodology is based on…”
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A compact, high efficiency contra-rotating generator suitable for wind turbines in the urban environment by Booker, J.D., Mellor, P.H., Wrobel, R., Drury, D.

“…This paper is concerned with the design, development and performance testing of a permanent magnet (PM) generator for wind turbine applications in urban areas…”
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Acoustic emission related to instantaneous strain in Tasmanian eucalypt timber during seasoning by Booker, J.D

“…Acoustic Emission (AE) was measured in 30 mm-thick backsawn and quartersawn Tasmanian Oak (Eucalyptus regnans E muell) boards drying at temperatures in the…”
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Carbon and nitrogen pools of Southern High Plains cropland and grassland soils by Bronson, K.F, Zobeck, T.M, Chua, T.T, Acosta-Martinez, V, van Pelt, R.S, Booker, J.D

“…Soil C and N have long been recognized as important indicators of soil productivity. The current low levels of soil C and N of cropland soils have led to…”
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Analysis of increasing torque with recurrent slip in interference-fits by McMillan, M.D., Booker, J.D., Smith, D.J., Fedorciuc Onisa, C., Korsunsky, A.M., Song, X., Baimpas, N., Evans, A.

“…Previous research associated with interference-fitted assemblies has shown that as recurring slip occurs (i.e. load to total slip, unloading and reload to…”
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Acoustic emission related to strain energy during drying of Eucalyptus regnans boards by Booker, J.D, Doe, P.E

“…During timber drying, surface differential shrinkage within a board causes a high surface tensile stress and associated instantaneous strain. Acoustic Emission…”
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Manufacturing Process Selection Handbook - From Design to Manufacture by Booker J.D, Swift K.G

“…This book provides engineers and designers with process knowledge and the essential technological and cost data to guide the selection of manufacturing…”
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Design methodology and case studies in actuator selection by Poole, A.D., Booker, J.D.

“…Actuators are important work performing devices, incorporated within many engineering systems. There is a small core of actuator technologies that are…”
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MEASURING THE COEFFICIENT OF FRICTION FOR USE IN SHRINK-FIT CALCULATIONS by Booker, J.D., Truman, C.E.

“…A shrink-fit is a mechanical assembly system that can resist the relative movement or transmit torque through the creation of high radial pressures at the…”
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Evaluating the Conditions When Warm Pre-stressing does not Produce a Benefit in Apparent Toughness by Van Gelderen, D.G.A., Booker, J.D., Smith, D.J.

“…Warm pre-stressing (WPS) is the process of subjecting a pre-cracked component to a load cycle at a temperature higher than subsequent operating temperatures…”
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A statistical approach for transferring fracture events across different sample shapes by Rosahl, K., Booker, J.D., Lewis, S., Smith, D.J.

“…The paper investigates the capability of a novel calibration method to predict accurately fracture events across different sample shapes at low temperatures…”
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Site-specific irrigation and nitrogen management for cotton production in the Southern High Plains by Bronson, K.F, Booker, J.D, Bordovsky, J.P, Keeling, J.W, Wheeler, T.A, Boman, R.K, Parajulee, M.N, Segarra, E, Nichols, R.L

“…Upland cotton (Gossypium hirsutum L.) production in the Southern High Plains is usually limited by water and N. The most prevalent means of irrigation in this…”
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Statistical analysis of the effects of prior load on fracture by Smith, D.J., Booker, J.D.

“…Collated fracture data for three steels, A533B, A508 and BS1501, and an Aluminium alloy, 2650, were examined to assess the statistical significance of the…”
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