نتایج جستجو برای: rollover stability

تعداد نتایج: 300735  

Journal: :Applied sciences 2022

In order to reduce the influence of unreasonable road alignment design on vehicle driving safety, a study optimization and safety based two-dimensional point collision dynamics was carried out. First, through model, relationship kinematic parameters before after deduced. Second, according vehicle–road coupling dynamic model analysis collision, threshold between radius circular curve superelevat...

2010
Xing Hu

This paper is an empirical investigation of the asset pricing implication of rollover risk, the risk that a firm might not be able to refinance its due liabilities. I focus on the long-term debt rollover risk and use the proportion of long-term debt falling due within the year to measure a firm’s exposure to rollover risk. I find that firm-specific rollover risk coupled with deteriorating marke...

2017
Andres Riofrio Susana Sanz María Jesús López Boada Beatriz L. Boada

In this article, a Linear Quadratic Regulator (LQR) lateral stability and rollover controller has been developed including as the main novelty taking into account the road bank angle and using exclusively active suspension for both lateral stability and rollover control. The main problem regarding the road bank is that it cannot be measured by means of on-board sensors. The solution proposed in...

2014
Kathryn M. Olesnavage Amos G. Winter

This paper presents an analysis of the rollover shape and energy storage and return in a prosthetic foot made from a compliant cantilevered beam. The rollover shape of a prosthetic foot is defined as the path of the center of pressure along the bottom of the foot during stance phase of gait, from heel strike to toe off. This path is rotated into the reference frame of the ankle-knee segment of ...

2003
Ana María Eigen

Background A void in real-world rollover data compilation was fi lled in 2002 with the release of “Characteristics of Fatal Rollover Crashes” (DOT HS 809 438.) Using the Fatality Analysis Reporting System (FARS), DOT HS 809 438 examined an important segment of the rollover population. It was shown in the referenced report that, generally, those without restraint and subject to ejection are the ...

Journal: :Agronomy 2021

A tractor losing lateral stability starts to rollover. It is a matter of fact that rollover accidents are one the most frequent causes death and injuries for farmers. Consequently, tractors fitted with specific protective structure minimize consequences driver during (ROPS). The narrow-track tractor, designed operate in vineyards orchards, category very narrow track width risk higher. aim study...

Journal: :EBRI issue brief 2012
Craig Copeland

 Rollover IRAs account for 43.2 percent of all IRA and Keogh assets, with regular IRA assets following very closely behind at 42.7 percent, while Roth IRAs account for 11.1 percent and Keoghs 3.0 percent. Among total IRA assets, rollover IRAs account for 44.5 percent of assets, regular IRAs 44.1 percent, and Roth IRAs 11.4 percent. Therefore, rollover IRAs account for a larger share of assets ...

2005
Dietmar Otte Christian Krettek

1 cooperative study of FAT and BASt ABSTRACT This paper describes the injury pattern of car occupants in rollover crashes by type, location and severity AIS. The accident cases were collected randomly within GIDAS (German In-DepthAccident Study) at Hannover. Since 1999 in Germany a joint project between BASt (Bundesanstalt für Straßenwesen or the Federal Highway Research Institute) and FAT (For...

This study aimed at indexing crash worthiness capability of 20 most frequently used car brands in Iran. Since rollover crashes are one of the most important crash types due to their high impact on crash severity, they were chosen as the case study of the current research. In this regard, the data of 42,118 rollover crashes of urban and rural roads of Iran which occurred from 2009 to 2012 was us...

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