نتایج جستجو برای: emergency vehicle

تعداد نتایج: 251154  

2017
WEI WANG Wei Wang Huachang Li

To improve emergency response efficiency under uncertainty, an urban emergency vehicle scheduling model is optimized by mathematical planning. The existing scheduling models are only built in accordance with current incidents while ignoring future incidents. To deal efficiently with future incidents, we adopt a different and novel approach in this paper by establishing a mathematical model whic...

Journal: :galen medical journal 0
mohammad kalantari meibodi m.d., assistant professor, department of emergency medicine, shiraz university of medical sciences, nemazee hospital, shiraz, iran samira esfandyari m.d., department of pediatrics, shiraz university of medical sciences, shiraz, iran vahid siyabi m.d., assistant professor, department of emergency medicine, shiraz university of medical sciences, nemazee hospital, shiraz, iran sareh roosta m.sc. of biostatistics, vice chancellery of research and technology, center for development of clinical studies, shiraz university of medical sciences, shiraz, iran

background: motor vehicle traffic injuries are indeed one of the most important worldwide health problems. opioids can induce a depressant effect on the central nervous system which may increase the risk of traffic accidents. this cross-sectional case-control study was conducted in marvdasht, iran to investigate the presence of drugs in hospitalized non-fatally injured drivers of motor vehicles...

2014
Owen Bawden David Ball Jason Kulk Tristan Perez Ray Russell

This paper describes a lightweight, modular and energy efficient robotic vehicle platform designed for broadacre agriculture the Small Robotic Farm Vehicle (SRFV). The current trend in farming is towards increasingly large machines that optimise the individual farmer’s productivity. Instead, the SRFV is designed to promote the sustainable intensification of agriculture by allowing farmers to co...

2002
Luis Alvarez Jingang Yi Roberto Horowitz Luis Olmos

An adaptive control scheme for emergency braking of vehicles is designed based on a LuGre dynamic model for the tire/road friction. The wheel angular speed and longitudinal vehicle acceleration information are used to design an observerestimator for vehicle velocity, friction internal state and friction parameters. A Lyapunov-based stabilizing controller is designed to achieve near maximum brak...

2014
Vaishali Katkar

Global positioning system is used to get the vehicle position and can be shared with other nodes in the network. The sparse vehicle traffic leads to network fragmentation, is challenging task for safety application. In case of emergency not all the vehicle get affected in network so broadcasting of alert packet is not feasible rather it has to be multicast, but defining the list of node for mul...

Journal: :Prehospital emergency care : official journal of the National Association of EMS Physicians and the National Association of State EMS Directors 2001
C A Kahn R G Pirrallo E M Kuhn

BACKGROUND Ambulance crashes have become an increasing source of public concern. Emergency medical services directors have little data to develop ambulance operation and risk management policies. OBJECTIVE To describe fatal ambulance crash characteristics, identifying those that differentiate emergency and nonemergency use crashes. METHODS This was a retrospective analysis of all fatal ambu...

Journal: :South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde 2015
Christopher Stein Lee Wallis Olufemi Adetunji

BACKGROUND Response time is viewed as a key performance indicator in most emergency medical services (EMS) systems. OBJECTIVE To determine the effect of increased emergency vehicle numbers on response time performance for priority 1 incidents in an urban EMS system in Cape Town, South Africa, using discrete-event computer simulation. METHOD A simulation model was created, based on input dat...

2012
Guangliang LI Minghai YAO Liping TANG Qinlong GU Hua ZHU

Using Service-Oriented Architecture (SOA) to build an information system is a hot topic at present. The primary goal of this paper is to investigate how to build a SOA-based information system in a special industrythe field of emergency vehicles in environment protection industry. The paper provides a presentation of current compositions of the emergency vehicles information system and then giv...

2016
Christopher Hay Thomas Funkhouser

Although there have been a number of advances in active vehicle safety, such as Autonomous Emergency Braking[2] and Steering[5], there is significant room for improvement. By using a riskminimization approach that utilizes a neural network trained from simulation and re-evaluates its control decision 30 times per second, we are able to significantly improve upon Autonomous Emergency systems. In...

2013
Syed Musthak Ahmed

This paper deals with an autonomous speed control system for the vehicles (ASCS), which helps us to reduce the number of road accidents and to maintain a disciplined traffic control system over the country. Here we are having two sections one is transmitter section and the other is vehicle (receiver) section. Say when a vehicle enters into a particular zone such as school zone then the Rf trans...

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