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Optimal charging and scheduling control for electric vehicles (EVs) in stand-alone PV charging stations based on time compensation is analyzed in this paper. In stand-alone PV charging stations, PV array experiences large variations of its output power under intermittent and uncertain weather conditions, a large number of EVs fueled by stand-alone PV charging stations has a great stochastic and flexibility...
The research and elimination of perceived risks by customers shopping online in groups furthers the development of the business model. With the review and summary of perceived risks by customers in traditional e-commerce environment, special risks resulted from online group buying ware discovered by interviews with customers and experts in order to develop initial scale of perceived risks by online...
The financial scientific investment has an important leading role in national and regional scientific development. The financial scientific investment performance evaluation aims to measure the effectiveness exerted by financial investment in order to ensure that the funds invested on science and technology are allocated both correctly and properly. This paper, based on the construction of evaluation...
In this paper, the authors discussed about the integrative evaluation of the development of the Chinapsilas vice-provincial cities. It used the principal components analysis to evaluate the economic standard of 15 vice-provincial cities and also analysis the characters of the top three cities and the last three cities, furthermore, it tried to grade the economic status of these cities by cluster analysis.
One of the core competitive ability of company is regarding the customer management as the center issue. The view that long-term and stable customer is an important invisible asset of company has been commonly accepted by most scholars. This article analyzes the customer value sensation, the factors that influence the customer value and the ones that related to the building up of customer accounting...
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