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Showing 1 to 20 of 24 for “"Hooke"”.
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From Irish Wig Rebel to Bourbon Diplomat: The Life and Career of Nathaniel Hooke (1664-1738)
This thesis examines the career of Nathaniel Hooke (1664-1738). Born to an Anglo-Irish Protestant family in Dublin, he became involved with Whig radicals opposed to Charles II and James II in 1680s England. Hooke was the only Irish participant in Monmouth's rebellion in 1685. After experiencing …
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Scientific controversy and the new astronomy: the intellectual and social contexts of the Hevelius-Hooke dispute
… behavior. A descriptive account of the Hevelius-Hooke dispute follows in Chapter 3, and in Chapter 4, I provide concluding remarks on the dispute. Finally, in the Conclusion, I discuss the intellectual and social contexts of the Hevelius-Hooke dispute.
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Converging Elements in the Development of Late Seventeenth-Century Disciplinary Astronomy: Instrumentation, Education, and the Hevelius-Hooke Controversy
… controversy between Johannes Hevelius and Robert Hooke and the ensuing debate that involved a larger circle of practitioners, helped establish a new foundation for the discipline of astronomy. In forcing practitioners to take sides, the controversy prompted them to define the precise nature of …
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Design optimization of planar mechanisms
… minimization technique in which the Hooke and Jeeves method is used for each unconstrained minimization. In the development of the program, two modifications were made to the Hooke and Jeeves method which improved the rate of convergence. The effect of the initial value of the penalty …
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A Guidance Algorithm for Unmanned Surface Vehicle Exhibiting Sternward Motion
… programming problem is solved using the Hooke-Jeeves numerical algorithm. We provide successful simulation and field-trial results that demonstrate the performance of backward path planning algorithm.
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Método dos elementos de contorno para elasticidade tridimensional
… tensors are obtained by the application of the Hooke' s law, using the boundary strains and tractions. Some examples are presented to examine the efficiency of the method and the results are compared with the Finite Element Method Solution.
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Calibration of a conceptual rainfall-runoff model using simulated annealing
… A new simulated annealing algorithm based on the Hooke and Jeeves (1961) pattern search method is developed and compared with existing algorithms from the literature.
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ΒΕΛΤΙΣΤΟΠΟΙΗΣΗ ΜΟΡΦΗΣ ΓΑΣΤΡΑΣ ΠΛΟΙΟΥ ΩΣ ΠΡΟΣ ΤΗ ΣΥΜΠΕΡΙΦΟΡΑ ΣΕ ΚΥΜΑΤΙΣΜΟΥΣ
… AND DETERMINES THE OPTIMUM HULL FORM USING THE HOOKE AND JEEVES ALGORITHM. THE PROPOSED PROCEDURE HAS BEEN SUCCESSFULLY APPLIED FOR THREE CASES:A MERCHANT SHIP, A NAVAL SHIP AND A FISHING VESSEL AND HAS BEEN EXPERIMENTALLYVERIFIED IN THE FIRST CASE.
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Estudio y desarrollo de técnicas de medición y análisis de vibraciones torsionales
… modelos mecánicos. El primero, utiliza una junta Hooke para generar las oscilaciones torsionales y fue empleado para la calibración de la técnica de medición. El segundo, representa las características físicas de una máquina rotativa y fue utilizado para contrastar el valor de la primera …
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Optimal Synthesis of Planar Five-link Mechanisms for the Production of Nonlinear Mechanical Advantage
… uses the non-linear pattern search technique of Hooke and Jeeves to synthesize five-bar linkages. The search technique matches user strength curves and mechanism resistance curves to produce a five-link mechanism. This mechanism produces the desired mechanical-advantage function and serves as the …
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Previsão de tensões residuais em juntas soldadas de painéis navais pelo método DPC
… residuais foram calculadas através da Lei de Hooke. Foi visto que os valores das tensões residuais calculadas pelo método DPC estão dentro do limite de tolerância dos valores medidos pelo método DR-X. A partir do ensaio de tração foi encontrada a tensão de recuo do material.
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Static and dynamic inventory models under inflation, time value of money and permissible delay in payment
… and a nonlinear optimization technique, Hooke and Jeeves search method, was used to obtain the optimal policies for the system.;A dynamic deterministic single-item inventory model was also considered in which the demand was assumed to be a linear function of time. Suppliers allow for a …
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Optimal Design of an Enclosure for a Portable Generator
… optimization method used for the study is the Hooke and Jeeves, or pattern search method. This method solved for the optimum material properties in approximately 30 iterations depending on the initial starting points and the desired weighting parameters.
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Fractionation and compositional studies of rabbit skeletal muscle membranes
The observations of Hooke (1665), Schleiden & Schwann (1839) and Virchow (1855) led to the identification of the cell as the basic structural unit of living material. In the intervening years, it has been firmly established that the chemical processes which underlie the proper functioning, …
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Shaking and Balance of a Convertible One- and Two-Cylinder Reciprocating Compressor
… (w, 2w). An optimization routine based on Hooke and Jeeves pattern search method is developed and an optimized setting of angle, force, and torque for balancing of the crankshaft to achieve objective (3) is determined.
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The optimization of simulation models by genetic algorithms:a comparative study
… methodology search. The pattern search uses the Hooke and Jeeves algorithm and the response surface method search uses the code of Dennis Smith. The research compares these three algorithms for accuracy and stability. In accuracy we look at how close the algorithm comes to the optimum. The …
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Matter in motion: The problem of activity in seventeenth-century English matter theory
… Charleton, Henry More, Robert Boyle, Robert Hooke, Sir William Petty and Isaac Newton tried to account for the motions and other activities of matter. In the Conclusion it is reasserted that the concept of passive inert matter was never a major feature of seventeenth-century mechanical …
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Objective 1D beam FE-formulations for the analysis of deployable pantographic structures
… considerare altri tipi di giunti, come quelli di Hooke. In questa tesi è stata considerata la formulazione di Kirchhoff-Love, come in [3], tenendo conto della connessione tra le travi fatta tramite pivot. Entrambe le formulazioni proposte possono essere generalizzate all'analisi isogeometrica …
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Optimum performance of solenoid injectors for direct injection of gaseous fuels in IC engines
… the injected gas dose. A modified version of the Hooke and Jeeves unconstrained optimization method is used. Boundary constraints are placed on the design variables to ensure that the design is confined within realizable physical limits. To account for these constraints, a procedure is introduced …
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