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3篇 您的检索式:作者名="Xiangquan CUI"
    题名 作者 年代 出处 被引量
1A Novel Bidirectional Interaction Model and Electric Energy Measuring Scheme of EVs for V2G with Distorted Power Loads显示文摘With the increasing demand for petroleum resources and environmental issues,new energy electric vehicles are increasingly being used.However,the large number of electric vehicles connected to the grid has brought new challenges to the operation of the grid.Firstly,A novel bidirectional interaction model is established based on modulation theory with nonlinear loads.Then,the electric energy measuring scheme of EVs for V2G is derived under the conditions of distorted power loads.The scheme is composed of fundamental electric energy,fundamental-distorted electric energy,distorted-fundamental electric energy and distorted electric energy.And the characteristics of each electric energy are analyzed.Finally,the correctness of the model and energy measurement method is verified by three simulation cases:the impact signals,the fluctuating signals,and the harmonic signals.Jiarui Cui Qing Li Bin Cao Xiangquan Li Qun Yan 2022Computer Modeling in Engineering & Sciences2022,,3:1
2Suboptimal adaptive tracking control for FIR systems with binary-valued observations显示文摘In this paper,we investigate and analyze the suboptimal adaptive control for finite impulse response(FIR)systems with binary-valued observations.As the parameters of FIR systems are unknown and the measurable observations can only provide limited information,we propose and analyze a two-segment design method of an adaptive control law.First,we divide the system running time axis into many sections;each of these sections is divided into two segments.During the short segment,we design the system inputs for estimating parameters.Thus,we employ the empirical-measure-based technique for designing the identification algorithm.Second,we introduce a tracking control law to track a given target based on the system parameter estimates obtained in the short segment.We achieve this using the certainty equivalent principle in the long segment.As the length of short segments tends to infinity,we observe that the parameter estimation algorithm is consistent.However,when the length of segments tends to infinity,we find that the adaptive tracking control law is asymptotically suboptimal.Finally,we demonstrate the efficiency of the two-segment design method using the simulation results.Xiangquan LI Zhengguang XU Jiarui CUI Lixin ZHANG 2021Science China(Information Sciences)2021,64,7:1
3Design and Prototype Test of 9FQM1000 Branch and Straw Hammer Mill显示文摘[Objectives]To better design and test 9FQM1000 branch and straw hammer mill in view of the problems of large output,low utilization rate,traditional incineration and easily polluting environment of the new agricultural economic organization's straw and waste branches.[Methods]This hammer mill adopts dual-channel feeding method.It adopts the basic working principle of disc shredding and hammer crushing.Besides,it makes design of the structure and driving system of the branch and straw hammer mill.9FQM1000 type branch and straw hammer mill can finely crush the branches and straws.Finally,it makes a trial production of 9FQM1000 type branch and straw hammer mill.[Results]The prototype test showed that the combined crushing structure of 9FQM1000 type branch and straw hammer mill is reliable,and the production capacity is 3000 kg/h.[Conclusions]The automatic feeder makes the crushing operation more stable,the labor intensity is reduced,the structure is simple,and it can be moved by traction.It is environmentally friendly and pollution-free.It has the characteristics of high safety,automation and high production efficiency.Also,crushed materials can be used as edible fungus culture medium,animal feed,organic fertilizer,etc.,and can be further compressed into biomass fuel,and the crushed branches can also be returned to the field.Xiangquan CUI Hansong LI Feng ZHAO Zongchao ZHANG Dayong GUO Bin WANG 2020Asian Agricultural Research2020,12,5:0
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