10,660 research outputs found

    Simulator manufacturers' requirements

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    Simulator manufacturers must continue to provide the customers the latest wind shear models available for pilot training. The release of the JAWS data package enabled the provision of a much more realistic wind shear package to the customer rather than just the standard six SRI wind shear profiles currently in use. In this brief presentation, the steps taken in implementing the JAWS data into the FAA 727 simulator are highlighted

    Incentivizing Corporate America to Eradicate Transnational Bribery Worldwide: Federal Transparency and Voluntary Disclosure under the Foreign Corrupt Practices Act

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    In 1977, the U.S. Securities and Exchange Commission (SEC) discovered that hundreds of U.S. companies had spent hundreds of millions of dollars in bribes to improve business overseas. In response, Congress passed the Foreign Corrupt Practices Act (FCPA), thereby making it illegal to bribe foreign officials to obtain a business advantage. A major tension has emerged between the federal agencies charged with enforcing the FCPA (i.e., the U.S. Department of Justice (DOJ) and the SEC), and the corporate entities trying to stay within the legal and regulatory bounds of the statute. Specifically, while the government appears to be trying to maximize discretion and flexibility in carrying out its enforcement duties, companies are calling for more transparency and guidance. Unfortunately, the government\u27s FCPA Resource Guide, published in 2012 to provide the public with more direction, fails to shed enough light on how to successfully conform to this complicated statute. This Article focuses on the difficult and strategic decision of whether a company should self-report to the government a potential FCPA violation. After reviewing the advantages and disadvantages of self-reporting, this Article argues that the government needs to be more transparent and forthcoming regarding the potential benefits of doing so; it argues that the government must provide greater transparency regarding specific and calculable benefits that can be achieved through self-reporting and cooperation in the face of possible FCPA violations. Finally, this Article concludes that companies will be more likely to self-report such violations- and thereby assist in eradicating the scourge of transnational bribery worldwide-only if there is more certainty that the benefits achieved from self-reporting will outweigh the risks and costs involved

    A Performance Analysis of Movement Patterns

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    This study investigates the differences in movement patterns followed by users navigating within a virtual environment. The analysis has been carried out between two groups of users, identified on the basis of their performance on a search task. Results indicate significant differences between efficient and inefficient navigators’ trajectories. They are related to rotational, translational and localised-landmarks behaviour. These findings are discussed in the light of theoretical outcomes provided by environmental psychology

    Assessment of casting filling by modeling surface entrainment events using CFD

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    The reliability of cast components is dependent on the quality of the casting process. During this highly transient filling phase the prevention of free surface turbulence and consequential oxide entrainment is critical to ensure the mechanical integrity of the component. Past research has highlighted a number of events that lead to entrainment of surface oxides. Using FLOW-3D, flow structures that result in surface entrainment events have been simulated and an algorithm developed that allows entrainment and defect motion to be tracked. This enables prediction of the quantity and motion of oxide film generated from each event. The algorithm was tested experimentally and compared to experimental data from previously published work. A quantitative criterion is proposed to assess the damage of each type of event. Complete running systems have also been studied to understand how they could be assessed for quality of filling based on the flows within them

    The modelling of oxide film entrainment in casting systems using computational modelling

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    As Campbell stated in 2006, “the use of entrainment models to optimise filling systems designs for castings has huge commercial potential that has so far being neglected by modellers”. In this paper a methodology using computational modelling to define entraining events and track the entrained oxide films is presented. Research has shown that these oxide films present within the casting volume are highly detrimental to casting integrity, thus their entrainment during mould filling is especially undesirable. The method developed for the modelling of oxide entrainment has been validated against previously published data by Green and Campbell (1994) [31]. The validation shows good quantitative correlation with experimental data. However there is scope for further development which has the potential to both improve the accuracy and further validate the technique

    Justice Deferred is Justice Denied: We Must End Our Failed Experiment in Deferring Corporate Criminal Prosecutions

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    According to the U.S. Department of Justice, deferred prosecution agreements are said to occupy an “important middle ground” between declining to prosecute on the one hand, and trials or guilty pleas on the other. A top DOJ official has declared that over the last decade, the agreements have become a “mainstay” of white collar criminal law enforcement; a prominent criminal law professor calls their increased use part of the “biggest change in corporate law enforcement policy in the last ten years.” However, despite deferred prosecution’s apparent rise in popularity among law enforcement officials, this Article sets forth the argument that this alternative dispute resolution vehicle makes a mockery of the criminal justice system by serving as a disturbing wellspring of unfairness, double standards, and potential abuse of power. This Article concludes by recommending that Congress pass legislation to halt the DOJ’s ability to use deferred prosecution agreements in the context of corporate criminal law enforcement. The Article suggests that if this goal cannot be realized, these agreements will continue to greatly compromise the pursuit of justice, consistency in the rule of law, and basic notions of fairness

    Looking Toward the Future: The Value of Geothermal Energy in the United States Power Market

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    States are creating renewable portfolio standards (RPSs) that require utilities to run off a certain percentage of renewables. With the new RPSs and current emission standards the dynamic of the grids energy and reliability needs are changing. Because RPSs and emission standards, utilities are procuring the cheapest renewable resources, which tend to be solar and wind. As RPSs increase over time this causes higher procurements of solar and wind. Higher procurement and increasing penetration levels of solar and wind is causing their energy values to decrease as well as some reliability concerns. While geothermal energy value will continue to stay relatively constant and maintain reliability. Looking toward the future, market participants should be looking at how geothermal energy can be utilized to meet RPSs and maintain grid reliability. This poster will be discussing how increasing levels of solar and wind can start causing issues with the functionality of the grid and how geothermal can possibly combat these issues
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