نتایج جستجو برای: composite bumper
تعداد نتایج: 122124 فیلتر نتایج به سال:
In the current test procedure proposed by the European Enhanced Vehicle-safety Committee (EEVC) /WG17 for evaluating leg injuries to pedestrians, a legform impactor with a rigid bony structure is used. The risk of damages to knee ligaments is evaluated with the shearing displacement and the bending angle at the knee joint. A recent study has focused on evaluating biofidelity of the legform. How...
endoscopic gastrostomy (PEG) placement in the presence of a large pharyngeal pouch An 80-year-old man with a known benign lower esophageal stricture and pharyngeal pouch was admitted with a 2-week history of malaise, dysphagia, regurgitation, and weight loss. He had elected not to have the esophageal stricture dilated 3 years earlier. On this admission, the dysphagia persisted despite dilatatio...
This study investigates hate speech in bumper stickers Jordan. A random corpus of 220 has been collected by the researchers themselves over period a year during which they have commuting from their place living to Hashemite University. Graphics and images any kind shape are excluded. The findings show that 120 out exhibit at thematic level, 50 structural since restrictively use imperatives. Sti...
Percutaneous endoscopic gastrostomy (PEG) is a relatively safe and effective method of providing nutrition to patients with neurologic deficits or proximal gastrointestinal pathology. Complications that follow this common procedure include dislodgement, dysfunction, infection and aspiration. The "Buried Bumper Syndrome" (BBS) is an infrequent and late complication of PEG tubes that can result i...
thermal barrier coatings (tbcs) are used to provide thermal insulation to the hot section components of gas turbines in order to enhance the operating temperature and turbine efficiency. hot corrosion and thermal shocks are the main destructive factors in tbcs which comes as a result of oxygen and molten salt diffusion into the coating. in this thesis atmospheric plasma spraying was used to dep...
Maneuver warfare at its core is a mechanistic endeavor and fits with a corresponding necessity of top-down hierarchies. Conversely, counterinsurgency is a more ambiguous environment that varies in its complexity and context; it is the chess match of war. It is different in every locale and can cover the entire spectrum of war simultaneously. Consequently, counterinsurgency is difficult to put o...
Survivability engineering is critical for minimizing the impact of disturbances to the operation of space systems. To improve the evaluation of survivability during conceptual design, metrics are proposed for the assessment of survivability as a dynamic, continuous, and path-dependent system property. Two of these metrics, time-weighted average utility loss and threshold availability, are then ...
Bumper beams and crash boxes are structural vehicle elements that have very critical functions during frontal collisions. This study examined the energy ab-sorbed by front bumper system reaction forces to cage structure representing cabin frame a full against rigid wall. For this purpose, 25 different analyses were conducted using ANSYS software changing sheet thickness values of beam (t1) boxe...
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