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    Vector Control of Doubly Fed Induction Generator Based on Sliding Mode Variable Structure by Yaoming ZHU, Lanhong ZHANG, Lulu CHEN

    Published 2025-01-01
    “…Aiming at the poor dynamic performance of doubly fed wind power generation system during parameter uptake in traditional PI control and the buffeting problem in traditional reaching law sliding mode control, the sliding mode variable structure is studied and designed. [Method] The research method of vector control of DFIG based on sliding mode variable structure mainly focused on utilizing the advantages of sliding mode variable structure control, such as fast response speed, insensitivity to parameter changes and perturbations, etc., and combining with the characteristics of DFIG to realize accurate vector control. …”
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  4. 2424

    Comparative analysis of structure and chemical state of nitrogen-doped multi-walled carbon nanotubes by S. N. Nesov

    Published 2020-09-01
    “…It was found that the use of ion irradiation allows one to obtain MWСNTs with a higher nitrogen concentration in the structure of the outer walls. However, there is a significant increase in the degree of imperfection of the crystal structure of the walls of carbon nanotubes and the formation of oxygencontaining functional groups. …”
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  5. 2425

    The Step-Type Contrast Structure for High Dimensional Tikhonov System with Neumann Boundary Conditions by Aifeng Wang, Mingkang Ni

    Published 2016-01-01
    “…We investigate the step-type contrast structure for high dimensional Tikhonov system with Neumann boundary conditions. …”
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  6. 2426

    Location of Cynological Units in the Structure of the National Police of Ukraine and in the System of the Ministry of the Internal Affairs by V. V. Garmash

    Published 2019-09-01
    “…As a result of the analysis, the main stages of the development of cynology were distinguished, from the beginning of its birth in the world, the formation in the domestic power structures and until it acquired a modern state. The structure of the canine units of the National Police of Ukraine is characterized. …”
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    Tackling Extended Hospital Stays in Patients with Acute Bacterial Skin and Skin Structure Infections by Gavin Barlow, Michael Wilke, Guillaume Béraud

    Published 2022-09-01
    “… Hospitalisation rates for acute bacterial skin and skin structure infection (ABSSSI) are rising and represent a large pharmacoeconomic burden as treatment may involve an extended number of days of antibiotic therapy. …”
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    Thermodynamic and Elastic Properties of Interstitial Alloy FeC with BCC Structure at Zero Pressure by Bui Duc Tinh, Nguyen Quang Hoc, Dinh Quang Vinh, Tran Dinh Cuong, Nguyen Duc Hien

    Published 2018-01-01
    “…In special cases, we obtain the thermodynamic quantities of main metal Fe with BCC structure. Our calculated results for some thermodynamic and elastic quantities of main metal Fe and alloy FeC are compared with experiments.…”
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    Effect of Progressive Solid Solution Treatment on the Structure and Properties of 316H Stainless Steel by Jing Xue, Xin Guanghan, Geng Xin, Jiang Zhouhua

    Published 2025-02-01
    “…Adopting a progressive solid solution treatment of 1 000 ℃ (1 h)+1 100 ℃ (1 h), while ensuring that the ferrite content and grain size meet the requirements, the uniformity of the structure is significantly improved, and the strength and toughness of the sample are higher than those of single stage solid solution treatment.…”
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  16. 2436

    The Dimensional Structure of Tourism Festival and Special Event Innovation and Their Impacts on Tourists’ Behavioral Intentions by Chaojun Li, Ping He

    Published 2022-01-01
    “…The basic data was obtained through the tourist survey on Zhangjiajie International Country Music Festival, and the exploratory factor analysis, confirmatory factor analysis, and structural equation modeling were used to empirically test the relationship between various dimensions of tourism festival and special event innovation and their impacts on tourists’ behavioral intentions. …”
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    Seismic Response and Vibration Reduction Analysis of Suspended Structure under Wave Passage Excitation by Wenhua Cai, Bujun Yu, Fajong Wu, Jianhua Shao

    Published 2020-01-01
    “…In order to study the influence of traveling wave effect on the seismic response and damping effect of suspended structure, a series of shaking table tests of the 1 : 20 suspended structure have been carried out to compare and analyze the dynamic responses of suspended structures under two points and a consistent input. …”
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  19. 2439

    A hybrid method of optimal sensor placement for dynamic response monitoring of hydro-structures by Bo Chen, Zishen Huang, Dongjian Zheng, Liyu Zhong

    Published 2017-05-01
    “…A hybrid method for optimal sensor placement is introduced to position detection sensors on hydro-structures to maximize the monitored structural dynamic information. …”
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