3 resultados para Brake lines.

em Digital Commons @ DU | University of Denver Research


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Boundaries between students and teachers were once clearly defined. Students only interacted with their teachers at school. Currently, however, boundaries are becoming increasingly unclear. As technology advances, students have more venues to interact with their teachers. In addition, teachers are asked to take on more roles in their students' lives. A significant number of teachers and students engage in inappropriate relationships and the possible damage to students is high. Unfortunately, current training programs do not adequately address how teachers can maintain appropriate boundaries with their charges. This paper outlines a proposal for a new training program to fill this gap. This program utilizes training techniques that have been shown to be useful for adult learners as it helps teachers establish and maintain boundaries as well as incorporating elements of effective prevention programs.

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Thermal buckling behavior of automotive clutch and brake discs is studied by making the use of finite element method. It is found that the temperature distribution along the radius and the thickness affects the critical buckling load considerably. The results indicate that a monotonic temperature profile leads to a coning mode with the highest temperature located at the inner radius. Whereas a temperature profile with the maximum temperature located in the middle leads to a dominant non-axisymmetric buckling mode, which results in a much higher buckling temperature. A periodic variation of temperature cannot lead to buckling. The temperature along the thickness can be simplified by the mean temperature method in the single material model. The thermal buckling analysis of friction discs with friction material layer, cone angle geometry and fixed teeth boundary conditions are also studied in detail. The angular geometry and the fixed teeth can improve the buckling temperature significantly. Young’s Modulus has no effect when single material is applied in the free or restricted conditions. Several equations are derived to validate the result. Young’s modulus ratio is a useful factor when the clutch has several material layers. The research findings from this paper are useful for automotive clutch and brake discs design against structural instability induced by thermal buckling.

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After the Japanese bombed Pearl Harbor during WWII, anyone of Japanese descent living on the West Coast was placed in internment camps scattered throughout the country. Life inside the camps included many different activities to make life as normal as possible. This study will focus on two intersecting day-to-day activities in particular, the practice of religion within the camps, as well as the creation of art. Art created in the camps was influenced by multiple religious traditions. An analysis of artworks created by professional and amateur artists, interviews and an examination of existing scholarship demonstrates that internment camps created a unique environment for the creation of art. The values of internees reflected the seamless coexistence of Christianity, Buddhism and Shinto in internment camp art.