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Full-Text Articles in Engineering

Hydrogen Production Through The Process Of Electrolysis Can Benefit Fuel Conservation In Automobiles, Wade D. Stahr May 2008

Hydrogen Production Through The Process Of Electrolysis Can Benefit Fuel Conservation In Automobiles, Wade D. Stahr

Graduate Research Papers

Every day over 8.5 million barrels of gasoline are consumed in America alone. Since fuel prices have skyrocketed there is more need than ever for a fuel-conserving device that the public can use in any automobile and will result in true savings both financially and environmentally. Many people and organizations have talked about an all hydrogen-powered vehicle; while this is a wonderful concept, the actuality of it happening throughout the entire country is less that probable. Due to many factors, mainly financial, the use of hydrogen to power vehicles on a mass scale could take many years to incorporate. However, …


Cost Of Manufacturing: Experiment To Establish Process-Specific Cost Functions For A Deviation Based Cost Formulation, Parikshit Rajendra Deshmukh Jan 2008

Cost Of Manufacturing: Experiment To Establish Process-Specific Cost Functions For A Deviation Based Cost Formulation, Parikshit Rajendra Deshmukh

Graduate Research Papers

In the present day global competition, there is incredible pressure on manufacturing unit of a company to reduce the cost of manufacturing, so that company can offer products at low cost. Cost of manufacturing is essential to determine final cost of the product. The cost depends on the type of manufacturing techniques used and the desired level of tolerance, it varies with the tolerance. To formulate the detail cost of manufacturing all the geometric tolerance given has to be evaluated including material, dimensions and machining operations. It is vital to the survival of any business to forecast more effectively the …


Low Power Energy Harvesting And Storage Techniques From Ambient Human Powered Energy Sources, Faruk Yildiz Jan 2008

Low Power Energy Harvesting And Storage Techniques From Ambient Human Powered Energy Sources, Faruk Yildiz

Dissertations and Theses @ UNI

Conventional electrochemical batteries power most of the portable and wireless electronic devices that are operated by electric power. In the past few years, electrochemical batteries and energy storage devices have improved significantly. However, this progress has not been able to keep up with the development of microprocessors, memory storage, and sensors of electronic applications. Battery weight, lifespan and reliability often limit the abilities and the range of such applications of battery powered devices. These conventional devices were designed to be powered with batteries as required, but did not allow scavenging of ambient energy as a power source. In contrast, development …


Guidelines For Deploying Wireless Sensor Network In Manufacturing: Star Topology Study Using The Rssi To Test The Network Performance, A. Hameed Madwar Jan 2008

Guidelines For Deploying Wireless Sensor Network In Manufacturing: Star Topology Study Using The Rssi To Test The Network Performance, A. Hameed Madwar

Dissertations and Theses @ UNI

Wireless Sensor Networks (WSNs) are varying in kinds and can be used for many purposes. It can be extensively used in monitoring, reporting, and decision routines. Therefore, WSNs are very important to integrate with manufacturing since they can help not only in monitoring and decision making but also they can increase productivity and decrease the wiring costs. However, WSNs are facing some challenges in manufacturing as they need to resist the interferences that could be generated by the electrical and mechanical fields created during the manufacturing processes. Some of these interferences could be due to the high temperatures, blocks of …


The Effects Of Nanoscale Disorder On The Paramagnetic To Ferromagnetic Transition In Melt-Spun Gadolinium And Gadolinium Iron Alloys, Justin Gary Bohnet Jan 2008

The Effects Of Nanoscale Disorder On The Paramagnetic To Ferromagnetic Transition In Melt-Spun Gadolinium And Gadolinium Iron Alloys, Justin Gary Bohnet

Honors Program Theses

As nanoscale science continues to flourish, scientists strive to understand how structure and order (or disorder) on the nanoscale contribute to macroscopic properties, such as magnetism. This study examines alloys of gadolinium and iron that have been nanostructured through the process of melt-spinning. The result was a two-part system consisting of small (~70 nm) gadolinium grains surrounded by an amorphous gadolinium and iron matrix. Measurements of the samples’ DC magnetization and AC susceptibility were performed. By looking at the paramagnetic to ferromagnetic transition in the materials, the critical exponents were obtained and used to classify and understand how the addition …