نتایج جستجو برای: pollution induced corrosion

تعداد نتایج: 1077446  

2009
David Watkinson Mark R. T. Lewis

Corrosion control can be initiated in many ways and may involve either a reduction in corrosion rate or corrosion prevention. Electrolytic corrosion can be prevented by removing a corrosion parameter such as oxygen, moisture or the soluble ions that form the electrolyte. Removing moisture will prevent the formation of an electrolyte solution and is normally cheaper and technically less challeng...

2014
X. Z. Zhang Y. J. Li

Because of the existence of corrosion media such as chlorine, serious corrosion attacks ships, offshore and marine structure. Scholars worldwide have been long committed to the research of marine corrosion and development of anti-corrosion agents, and have achieved remarkable results. But so far, the conventional ocean coating inevitably makes microholes or microcracks between the additive and ...

2010
Kelvii Wei Guo

A review is provided about the current research on magnesium/magnesium alloys corrosion in the industry. Except for reviewing the kinds of corrosion on galvanic corrosion, stress corrosion, and corrosion fatigue, its corresponding mechanisms are also explained, such as the influence of metallurgical factors, and environmental factors. Furthermore, the protection of magnesium/magnesium alloys co...

2012
T. Suter

Complex numerical models and simulations from the microscale to the macroscale have been developed for the corrosion of aluminium (Al) alloys typically used for aircraft construction, such as AA2024. The main motivation for developing the corrosion models and simulations is to make significant technical advancements in the fields of aircraft design (using current and new materials), surface pro...

Journal: :jundishapur journal of health sciences 0
shahram moshashaian khouzestan water and wastewater company, ahvaz, ir iran abdolkazem neisi department of environmental health engineering and environmental technologies research centre, ahvaz jundishapur university of medical sciences, ahvaz, ir iran afshin takdastan department of environmental health engineering and environmental technologies research centre, ahvaz jundishapur university of medical sciences, ahvaz, ir iran afshin takdastan department of environmental health engineering and environmental technologies research centre, ahvaz jundishapur university of medical sciences, ahvaz, ir iran

based on langelier, corrosion index of water in the distribution system was balanced. shadegan is a city and the capital of shadegan county in khuzestan province, iran. it has an area of 3197 m2 and located 84 km south of ahvaz. water distribution system serves 70,000 people in the city and the total consumed drinking water is 28525 m3per day (3,4).this descriptive, cross sectional study examin...

2003
YuPo J. Lin Edward J. St.Martin James R. Frank Nancy C. Comstock

Government retains for itself, and others acting on behalf, a paid-up, nonexclusive, irrevocable worldwide license and said article to reproduce, prepare derivative works, distribute copies to the public, and perform publicly and display publicly, by or on behalf of the Government. The purposes of this project are to (1) minimize the environmental discharge of hydrocarbons and treatment chemica...

Journal: :Structural Concrete 2022

Corrosion of posttensioned bridges raises great concern, since the only way to safely assess condition tendons is through destructive evaluation. In this scenario, paper presents results an extensive literature review on reported cases corrosion and few prestressed structures. The aim increase knowledge about structural consequences possible corrosion-induced failure mechanisms. were rated acco...

2014
David MCBRIDE Daniel SHEPHERD Robert THORNE

The WHO considers noise pollution to be of sufficient threat to public health to justify the publication of guidelines on noise effects and mitigation. ‘Community noise’ has largely been studied in the context of transportation and general neighbourhood noise, with exposure to wind turbine noise relatively understudied for historical, methodological, and political reasons. There also appears to...

Journal: :JCP 2012
Lihua Cai Wei Li

In this paper, the fractal dimensions are proposed for characterizing the optical fiber corrosion sensors, which is applied to measure the steel corrosion based on Fe-C alloy film. Because corrosion was a complex random phenomenon and the corrosion surface of Fe-C alloy film of the optical fiber corrosion sensor possessed fractal characteristics, the image fractal dimensions is as a quantitativ...

2016
X. - J. Kong W. - Y. Fan M. Liang C. - D. Qian H. Luo Y. Yao

A novel Mannich-modified imidazoline (MMI) as cationic emulsifier was synthesised for corrosion harm reduction, through three steps — acylation, cyclization, and Mannich reaction. The surface activity was characterized by determination of surface tensions and critical micelle concentration (CMC). The corrosion inhibition performance of five types of steels in the simulated corrosion solution in...

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