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Guoping Cheng,Chengqiang Liu 보안공학연구지원센터 2016 International Journal of Multimedia and Ubiquitous Vol.11 No.5
Nowadays, because of air pollution, the lack of energy and the rising demand of motor vehicles, china’s government has published much policy to encourage the development of the new energy car industry. However, it doesn’t work as expected for the lack of effective business model of the market promotion of the new energy car industry. The development of urban public environmental protection and logistics industry call a stable demand of urban logistics cars; and the environment pollution and traffic problem provide a wide space for the market of battery electric vehicles used as urban logistics cars. This paper analyzes current circumstances and problems of the market of new energy cars, provides a business operating model of battery electric vehicles, which is setting up an individual operating company, and states different operating models with different subject of operation. Based on all these conclusions, the paper discusses the implementation condition, process, economic benefit and relative policy advice of business promotion model of the individual operating company with a topic of battery electric vehicles used as urban logistics cars, in order to commercialize them from the demand of the market.
Yang Yao,Chengqiang Ding,Jun Gao,Datong Wu,Xiaolin Liu,Yong Qin,Yong Kong 대한화학회 2019 Bulletin of the Korean Chemical Society Vol.40 No.9
Morphologies of different samples.
Ambrish Singh,Yuanhua Lin,Wanying Liu,Shijie Yu,Jie Pan,Chengqiang Ren,Deng Kuanhai 한국공업화학회 2014 Journal of Industrial and Engineering Chemistry Vol.20 No.6
The inhibition of the corrosion of 7075 aluminum alloy in 3.5 wt.% NaCl solution by 5,6-dihydro-9,10-dimethoxybenzo[g]-1,3-benzodioxolo[5,6-a]quinolizinium (berberine) has been studied using electrochemicalimpedance spectroscopy (EIS), potentiodynamic polarization, scanning electrochemicalmicroscopy (SECM) and scanning electron microscopy (SEM). Inhibition efficiency was found toincrease with increasing concentration of berberine. The adsorption of the berberine on the 7075aluminum alloy surface obeyed the Langmuir adsorption isotherm. The adsorbed film on 7075aluminum alloy surface containing inhibitor was confirmed by the SEM, and SECM. The results obtainedshowed that the berberine could serve as an effective inhibitor of the corrosion of 7075 aluminum alloyin 3.5% NaCl.