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 20 of 321 for “"Tester"”.
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The virtual tester
Thesis (M. Eng.)--Massachusetts Institute of Technology, Dept. of Electrical Engineering and Computer Science, 1997.
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Elektronický tester tlumení podvozku osobního automobilu
Tato práce se zabývá vývojem koncepčně nového testeru pro hodnocení tlumení podvozku. Tester bude fungovat na bázi sledování měrného útlumu karoserie v místech jednotlivých tlumičů po přejezdu definované překážky. Kinematické parametry pohybu budou snímány pomocí inerciální měřící jednotky.
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A non-destructive transformer oil tester
A new non-destructive test of transformer oil dielectric strength is a promising technique to automate and make more reliable a diagnostic that presently involves intensive manual efforts. This thesis focuses some of the issues that must be understood to bring the test from the laboratory to the …
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A DSP IMPLEMENTATION OF A SUBSCRIBER LOOP TESTER
… of this research project is to design a new loop tester based on a digital signal processing (DSP) chip, replacing the old analog-based testers. The DSP chip uses an analog-digital converter (ADC) to take sample measurements of various signals on the subscriber loop and a digital-analog converter …
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Development Of Second Generation Rolling Contact Fatigue Tester
… generation sliding-rolling contact fatigue tester was proposed by Gregory Dvorak and Dr. Marcellin Zahui. The first generation RCF tester was used for testing super finishing processes for gear surfaces. The second generation RCF tester was funded by the Advanced Engineering Materials lab of …
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Development Of A Slide-Rolling Contact Fatigue Tester
… before May 2007. After this, completion of the tester was finished by the graduate student of this thesis. Unlike other contact fatigue testers built for specific purposes, the proposed tester allows for more flexible testing parameters such as any combination of slide-roll ratio between the …
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COM-tester : a script testing tool for MS COM
… focuses on developing such a tool called COM-Tester. COM-Tester is a small scripting language tool designed for writing test scenarios. The main goal of the tool is to reduce the costs related to the testing activities of Microsoft COM-based software. The core distinctive features of …
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Design and control of a linear bearing durability tester
In order to better understand the characteristics of linear bearings under high load and high speed conditions, a machine capable of testing bearings under these conditions was created. The machine is flexible in its design, allowing testing of a wide variety of bearing styles and under many …
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The array E (Apollo 17) command decoder tester set.
Thesis: B.S., Massachusetts Institute of Technology, Department of Electrical Engineering, 1971
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Mechatronic design of an ISO 22675 prosthetic foot tester
… an ISO 22675 prosthetic foot life cycle tester, researchers in GEAR Lab can test the durability of the prosthetic designs and fulfill the life cycle requirements. This thesis explores the mechatronic design of an ISO 22675 prosthetic foot life cycle tester and its contribution towards …
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Hot Mix Asphalt Permeability: Tester Size Effects and Anisotropy
Permeability of hot mix asphalt (HMA) is a property that is important to the pavement's durability. Measuring permeability along with density will give a better indication of a pavement's durability than density alone. The presence of water for extended periods of time in the pavement is directly …
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Automation of Orthodontic Wire Tester for Performing Three Point Bending Tests
… was to develop a costeffective orthodontic wire tester that is capable of threedimensional measurements and analyses of orthodontic force systems. A device was developed that can perform standardized three point bending tests on any orthodontic wire according to the International (ISO 15841) and …
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Design of a new impact tester for Gillette safety razor blades
Thesis: M.S., Massachusetts Institute of Technology, Department of Mechanical Engineering, 1951
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Design, fabrication, and calibration of an instrumented drop weight impact tester
… of an instrumented drop weight impact tester is described. Included in this description are all the sketches and drawings that are needed to duplicate this project, if so desired. This impact tester was built for around $23,000 less than it would have cost to buy and modify a commercial …
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Development of a fatigue tester and material model for flexible heart valve applications
… A multistation, micro-tensile specimen fatigue tester was developed to evaluate material durability. The proposed equilibrium polyurethane model accurately predicts the experimental data across the full material strain range. The proposed model extension sufficiently captures the rate dependence …
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Characterizing the Shear Behavior of Ultra-High-Performance Concrete through the Universal Panel Tester
… rebar-free UHPC panels using the Universal Panel Tester (UPT) facility. The post-peak behavior and the effect of fiber alignment were evaluated. A series of material companion tests were performed along with large-scale Tension Strip Tests (TSTs). The second phase examined the contribution of bar …
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Modification of an ignition quality tester and its use in characterizing middle distillate fuels
The Ignition Quality Tester ( IQTTM ) is a constant volume combustion chamber based device which is used to determine the derived cetane number of diesel fuel oils when used in conjunction with ASTM D6890. During a test, the fuel sample is injected into heated, pressurised gas where it combusts. …
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Design and construction of high-temperature, high-vacuum tensile tester for fusion reactor materials
Fusion energy is a promising carbon-free, limitless source of energy that could contribute to mitigating global climate change. One of the critical challenges in realizing fusion energy is the survival of structural materials in the extreme environment of a fusion device. Specifically, materials …
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Ignition Quality Tester: an alternative for characterizing the combustion kinetics of low volatility fuels, The
… is to demonstrate that the Ignition Quality Tester (IQT) can be used to validate the kinetic mechanisms of both high and low volatility fuels. Such validated mechanisms are an essential component for engine models used to improve efficiency and determine the impact of alternative fuels. There …
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