Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 8 of 8 for “"Hall-effect sensor"”.
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High Voltage Analog Design in a Standard Digital CMOS Process
… approaches that are implemented in an analog Hall-effect sensor interface. This interface has been realized in a modified 5V 0.6um CMOS process using 40V high-voltage MOS transistors that do not affect low-voltage device functionality. These circuits include a high-voltage, low-offset current …
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Wireless Sensors for Condition Monitoring Applications Operating in Complete Metallic Environment
… such as temperature, vibration, and strain using sensors and consequent data analysis can help in reducing machine downtime by taking corrective actions before failure. Various wireless and wired sensors may be attached to critical components such as bearings, gears, mechanical seals, shafts etc. …
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The design of a Hall Effect force sensing flexure on the front leg of a robotic cheetah
… this, we designed an easy to implement force sensor that used Hall Effect sensors mounted on a flexure to measure force. The flexure was designed to be compliant in two directions, along the ground normal and shear reaction forces. The Hall Effect sensors were mounted so that the change in …
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Performance and design improvements toward the commercialization of a needle-free jet injector/
… motor. While the current handheld design is effective as a research tool, many improvements are needed before it can be a commercially viable product for individual human use. Improvements in various aspects of the design have been implemented. A Hall effect sensor and a thermopile were added …
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Design and Analysis of Energy Harvesting with Shape Memory Alloy
… position and voltage via a temperature sensor, a Hall Effect Sensor and oscilloscopes. The shaft was coupled to a motor which generates electricity. Electrical energy is stored in an energy storing device. For our analysis, this device is an ultra-capacitor. In addition, we investigated …
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Piezoelectric Transformer and Hall-Effect Based Sensing and Disturbance Monitoring Methodology for High-Voltage Power Supply Lines
… distribution lines. The system employs dual sensor architecture that consists of a piezoelectric transformer in combination with Hall-effect sensor, used to detect the disturbances whose harmonics are in the kHz frequency range. Our numerical analysis is based on three-dimensional finite …
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Demonstration of Vulnerabilities in Globally Distributed Additive Manufacturing
… by the transmitted signals is read by a Hall Effect sensor. The rapid oscillation of the magnetic field corresponds to the stepper motor control signals which rhythmically move the motor. The oscillating signals are recorded by a high speed analog to digital converter attached to a second …
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Integrated Current Sensor using Giant Magneto Resistive (GMR) Field Detector for Planar Power Module
… popular current-sensing methods, such as the Hall-Effect sensor, the current transformer, the Shunt resistor, and Rogowski coils, exhibit limitations for the planar module integration. For these reasons, a giant magneto resistive (GMR) magnetic-field detector was chosen as a current-sensing …