نتایج جستجو برای: surge valve

تعداد نتایج: 120608  

Background: The present study aimed to evaluate the surge capability of Shahid Rajaee Trauma Hospital in Shiraz in response to a mass causality incident. Methods: This descriptive study was conducted in Shahid Rajaee Hospital in Shiraz in 2017. The Delphi technique was used in this study. For this purpose, three checklists were used for the emergency department, operating room, and intensive c...

In this study, an unsteady aerodynamic simulation is performed to realize the influences of platform surge motion on the aerodynamic performance of a high capacity offshore floating wind turbine. A dynamic model with pitch angle control system is utilized to propose a more realistic model of wind turbine and also achieve the rated condition of the rotor. The transient effect of platform surge m...

Metal oxide surge arrester accurate modeling and its parameter identification are very important for insulation coordination studies, arrester allocation and system reliability. Since quality and reliability of lightning performance studies can be improved with the more efficient representation of the arresters´ dynamic behavior. In this paper, Big Bang – Big Crunch and Hybrid Big Bang – Big Cr...

Journal: :Annals of surgical treatment and research 2016
Won Gong Chu Dong Won Ryu

PURPOSE To assess the relationship between the kinetics of the serum CA15-3 level and the five-year disease-free survival rate of breast cancer patients. METHODS The subjects of this study, 297 women who were diagnosed with breast cancer, were the subset of patients operated on at Kosin University Gospel Hospital from January 2008 to December 2010. We evaluated the change of serum CA15-3 leve...

1997
Paul Barford Mark Crovella

1 Overview SURGE (Scalable URL Reference Generator) is a WWW workload generator which is based on analytical models of WWW use. It relies on the fact that a great deal of prior work has been done in the analysis of WWW transactions, and that models for many of the important characteristics of WWW use have been developed. The goal of SURGE is to provide a scalable framework which, from the serve...

2003
Kai Steinfeld Reinhard Göhler Daniel Pepper

The efficiency of overhead power lines can be increased by series compensation or HVDC transmission. These complex systems can be protected from overvoltages by metal oxide surge arresters. Both porcelain and polymer tube design surge arresters are used for these applications, however, polymer tube design surge arresters offer various advantages over porcelain arresters such as light weight, ex...

M.A. Ehteram, Sh. Alaviyoun,

Pressure control valve (PCV) is implemented in internal combustion engine to regulate crankcase pressure. In this study, the performance of a diaphragm PCV valve is investigated numerically and experimentally. Firstly, numerical simulation is carried out using commercial code to predict the flow and pressure distribution inside the valve. Furthermore, downstream and upstream pressure of the val...

2014
Chi-Hsu Wang Chih-Cheng Wang

The destructive surge transient response is an expected phenomenon on a turbo charged automobile. Therefore a new intelligent controller to prevent the surge phenomenon to prolong the life cycle of modern turbo charged automobiles is proposed in this paper. In order to do so, the surge boundary for a particular turbo charger in a specific automobile must be determined first. A new systematic wa...

A. Mafi, M. Azadi, M. Roozban,

This paper presents a failure analysis on a failed intake valve in a gasoline engine. During an endurance test, an intake valve was broken and caused some damages on the piston. Material examinations (by a light microscope and also a scanning electron microscope) were conducted on the fracture surface of the intake valve shaft. Results showed that no pores or defects could be observed and the m...

2016
Aaron W. Johnson Sarah L. Hissen Vaughan G. Macefield Rachael Brown Chloe E. Taylor

The ability of the arterial baroreflex to regulate blood pressure may influence the magnitude of the morning surge in blood pressure (MSBP). The aim was to investigate the relationships between sympathetic and cardiac baroreflex sensitivity (BRS) and the morning surge. Twenty-four hour ambulatory blood pressure was recorded in 14 young individuals. The morning surge was defined via the pre-awak...

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