US10087910B2 – Kinetic Energy Harvesting Using Cyber-physical Systems – Google Patents

Muletas - $ 300.00 en Mercado Libre 3. Linear and angular actuators exert force and torque of the hydrofoil 20 depending on the instantaneous displacement and acceleration. The simplex is updated in each iteration depending on the value of the objective function on its vertices, simulating motion towards the optimum. The actuator system is configured to manipulate the degrees of freedom of motion of the foil members 20. For example, the actuator system may adjust the pitch angle of the foil member 20. In one embodiment, the actuator system is attached or connected to the foil member 20. In addition, the actuator system is configured to submerge the foil member 20 near or on a bed of a body of water when inactive. Referring to FIG. 2, the second and largely unforeseen reason for the unattractiveness of fixed design turbines is that desired characteristics of the turbines may change in the future, not only due to environmental changes but also due to large scale deployment of tidal power farms themselves.

Acupuntura - Principais pontos. Para que serve? Lista de.. There is no need for the cyberphysical variable to be constants; they can vary on the time scale of the oscillations. The small departure from steadiness is expected to result in a small departure from the optimal steady performance, as the system successively tracks the optimal, and possibly lags behind it. The departure from steady optimality depends on the convergence rate of the optimization algorithms as they approach the optimum. Remedios para el dolor lumbar . The optimization algorithms are identical to the ones used in numerical optimization, with the exception that the objective function in cyber-physical systems is measured physically. FIG. 20A is a graph showing data and operating efficiency from Experiment I using the cyber-physical system of FIG. 3 was operated at varying mean angles attack to the oncoming stream, and pitching amplitudes ranging from 2° (blue) to 10° (red) which is plotted on FIG. Referring to FIG. 3, a system for kinetic energy conversion is provided.

Referring to FIGS. 18-19, in another embodiment, the foil members 20 are situated or immersed in the fluid flow 30 and are manipulated automatically to attain one or more optimization objectives in real-time operation. The method comprises providing one or more foil members 20 configured for one or more degrees of freedom of oscillatory movement within the fluid flow 30. The foil members 20 operating to oscillate within the fluid flow 30. The operation of the foil members 30 are optimized to attain one or more optimization objectives using a feedback control loop system 28. In operation, the foil members 20 are situated in the fluid flow 30 and are manipulated to attain one or more optimization objectives. The foil members 20 may be manipulated automatically manually, or a combination thereof.

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Of course, the fluid flow may comprise other types of liquids, other than water, or gases, other than air. In one embodiment, the oscillatory movement is converted to electricity using a motor/generator 22 operationally connected to the one or more foil members 20. Of course, the kinetic energy may be converted to other types of energy than electricity or may be used in extracting other types of energy. The support mechanism 26 may be a frame or other structural support attached, connected, or other means known in the art to a sea bed or river bed, land, piles, foundations, or other objects to provide stability and support.

  1. Tests neurodinámicos en decúbito lateral
  2. Uso excesivo de fármacos
  3. Distensión muscular
  4. Disección de la aorta

Cinco razones para acudir al fisioterapeuta sin tener lesiones To provide stability to the system, one or more support mechanisms may be connected to the actuator system. For example, tidal flow may fluctuate in strength due to rising and falling tides or changing lunar and solar cycles. Parches para el dolor de espalda baja . The practical and economically sensible strategy for building tidal power farms is through gradual expansion of installed infrastructure whilst continually monitoring the engineering design and environmental impact, and rapidly and cheaply addressing any concerns that arise. This current flowing through the coil wound rotor (armature) turns it into an electromagnet. Theoretically, the choice of the control process is divided into two parts: the optimization parameters and the optimization algorithm. A real-time optimization algorithm may be implemented to seek the virtual parameters for maximum power conversion. The first optimization objective involves an optimization algorithm which automatically finds the optimal actuation stroke depending upon the current local conditions.