Results 21 to 30 of about 3,421,883 (298)

Inhibition Synergism Between Alkyl Imidazoline and Potassium Iodide on the Corrosion of Carbon Steel in Citric Acid Solution

International Journal of Electrochemical Science, 2020
The synergistic inhibition effect of the complex of 2-undecyl-N-carboxymethyl-N-hydroxyethly imidazoline (UHCI) and potassium iodide (KI) on the corrosion of 45# carbon steel subjected to 4 wt.% citric acid solution is explored by weight loss testing ...
Jianjia Shen, Yaqiong Chen, Yitong Tan, Dong Yang, Xinxin Liu, Zesong Gao, Qiangqiang Liao   +6 more
doaj   +1 more source

In-situ preparation of triazole polymerization films on copper surface via SI-ATRP method and their performance against copper corrosion

Journal of Materials Research and Technology, 2023
As one of the most advanced film forming technologies, the surface-initiated controlled/living radical polymerization provides an effective method for in-situ fabricating functional films on material surface.
Chun-ping Li, Cai-chao Zhu, Meng-wu Wang, Fang Ye, Jin Li, Da-quan Zhang   +5 more
doaj   +1 more source

Formation and Inhibition of Calcium Carbonate Crystals under Cathodic Polarization Conditions

Crystals, 2020
The formation of CaCO3 crystals on the cathode surface and the scale-inhibition performance of scale inhibitor 2-phosphonobutane-1,2,4-tricarboxylic acid (PBTCA) on the cathode surface were studied by methods of solution analysis, gravimetric analysis ...
Kun Sheng, Honghua Ge, Xin Huang, Yi Zhang, Yanfang Song, Fang Ge, Yuzeng Zhao, Xinjing Meng   +7 more
doaj   +1 more source

The Mechanical Behavior and Microstructure of a Multilayer Nanostructured Ni-Co Alloy Fabricated by Electrodeposition

International Journal of Electrochemical Science, 2021
A bulk multilayer nanostructured Ni-Co alloy with nano-grains (NG) layer with a thickness of 2.7μm and ultrafine grains (UFG) layer with a thickness of 0.9μm alternately grown is fabricated by an electrodeposition process.
Xiaoxue Zhang, Xixun Shen, Jiawen Chen
doaj   +1 more source

Research on the Ratio between the Convection and Radiation Heat Exchange Amount of the Face and Head of Manikin in the Thermal Comfort Condition [PDF]

E3S Web of Conferences, 2022
In this paper, the radiation heat exchange coefficient of the exposed parts of human body is firstly obtained through pre-experiment, which is used to separate the total output heat exchange amount of the manikin. Then the heat exchange amount of manikin
Yang Xinwei, Wang Lihui, Bai Xinhui, Ma Changjiang, Ma Jianan, Zhu Jialiang   +5 more
doaj   +1 more source

Computational parametric study on efficiency of low boiling point fluid plants under heat exchange process intensification [PDF]

E3S Web of Conferences, 2021
One of the main challenges for the energy industry is to improve the reliability and efficiency of heat exchange equipment in heating plants. Phase-change heat exchangers with low boiling point fluid (LBPF) are widely used in both conventional and ...
Likhaeva Alena, Grigoriev Sergey, Trushin Evgeniy, Dasaev Marat   +3 more
doaj   +1 more source

Inhibition of Poly(ethylenediaminetetraacetic acid-diethanolamine) on Deposition of Calcium Sulfate Crystal in Simulated Industrial Water

Crystals, 2020
Calcium sulfate scale is a typical deposit on the equipment pieces or pipes of an industrial water system. Scale inhibitors could obviously reduce the precipitation of calcium sulfate crystal.
Jian-Qiu Chen, Ting-Ran Liu, Miao-Miao Sun, Yu-Zeng Zhao, Hong-Hua Ge   +4 more
doaj   +1 more source

Thermal exchange effects on steel thixoforming processes [PDF]

, 2010
Steel thixoforging is an innovative semi-solid forming process. It allows the manufacturing of complex parts and minimises the forming load. This work aims to identify and characterise the main feature zones of a thixoforging part.
LANGLOIS, Laurent, BECKER, Eric, BIGOT, Régis   +2 more
core   +1 more source

The Microstructure and Properties of Nitrided Chromium Coating on 316 Stainless Steels Fabricated by Electrodeposition and Electrolytic Nitriding for PEMFC Bipolar Plate

International Journal of Electrochemical Science, 2021
In this paper, a nitrited chromium composite coating is fabricated as a protective coating for the 316 stainless steels bipolar plates by a combination process of electrodeposition and liquid-phase plasma electrolysis. The pre-treatment of chemical micro
Yaxue Wang, Chengwei Deng, Yi Sun, Xixun Shen, Yanyan Zhu   +4 more
doaj   +1 more source

A dynamic stiffness model for high-speed ball screw pair with the mass center of screw nut considered

Mechanics & Industry, 2023
The development of accurate dynamic stiffness models is a key aspect in the design process of ball screws. However, variations in the nut center of mass position can affect the dynamic stiffness, which makes it difficult to develop a stiffness model.
Jin Lan, Li Chunhui, Wang Xiao, Xie Liming   +3 more
doaj   +1 more source