نتایج جستجو برای: road deicing salt

تعداد نتایج: 150888  

2005
Andrew Rider

Adhesively bonded structure and bonded composite repairs are often exposed to aviation fuel during service. A relatively limited number of studies examining the influence of fuel and the many additives it contains have been made. The current report details experimental studies that have examined the influence of fuel and common additives such as lubricity and deicing agents on the fracture toug...

Journal: :Journal of physics 2023

Abstract Because it is difficult to implement short-circuit deicing, overhead ground wire deicing has always been a problem in power grid ice prevention and disaster reduction. In this paper, the working principle of electric pulse device introduced. Then force calculation model established. The validity verified by comparing model-calculated values coil inductance resistance with experimentall...

Journal: :CivilEng 2021

High-density polyethylene (HDPE) above-ground storage tanks (AST) are used by highway agencies to store liquid deicing chemicals for the purpose of road maintenance in winter. A sudden AST failure can cause significant economic and environmental impacts. While ASTs routinely inspected identify signs aging damage, current methods may not adequately capture all defects, particularly if they subsu...

Journal: :Rock Mechanics and Rock Engineering 2021

Abstract For road tunnels in most Nordic countries, temporary rock support installed during tunnel excavation usually becomes a part of the permanent support. Rock bolts are common measure excavated hard rock, and their conditions over period operation play significant role safety these tunnels. The bolt types aggressive environmental considered this research focused on those used observed Norw...

Journal: :Water research 2012
Daniel L Kelting Corey L Laxson Elizabeth C Yerger

Salinization of surface water from sodium chloride (road salt) applied to paved roads is a widely recognized environmental concern in the northern hemisphere, yet practical information to improve winter road management to reduce the environmental impacts of this deicer is lacking. The purpose of our study was to provide such information by developing baseline concentrations for sodium and chlor...

Journal: :Cement Science and Concrete Technology 2011

Journal: :Aerospace 2021

In-flight icing for aircrafts is a large concern all those involved in aircraft operations [...]

2014
S. L. Mitchell T. G. Myers Ebrahim Momoniat

We employ the Heat Balance Integral Method HBIM to solve a number of thermal and phase change problems which occur in a multitude of industrial contexts. As part of our analysis, we propose a new error measure for the HBIM that combines the least-squares error with a boundary immobilisation method. We describe how to determine this error for three basic thermal problems and show how it can be u...

Journal: :CoRR 2007
Sandipan Dey Ajith Abraham Sugata Sanyal

(1) Anshin Soft ware Pvt. Ltd. INFINITY, Tower II, 10th Floor, Plot No.43. Block GP, Salt Lake Electronics Complex, Sector V, Kolkata 700091 email: [email protected] (2) IITA Professorship Program, School of Computer Science, Yonsei University, 134 Shinchon-dong, Sudaemoon-ku, Seoul 120-749, Republic of Korea email: [email protected] (3) School of Technology & Computer Science Tata ...

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