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A Robust Observer and Controller Design for a DC Motor...  CNKI文献

This work focuses on the problem of high-performance robust control of a dc motor in the presence of a low-resolution position encoder.An observer assisted feedback control scheme is presented in whi...

Syed Ali Asad Rizvi Muhammad Faisal... 第27届中国控制与决策会议论文集(下册) 2015-05-23 国际会议

关键词: DC / motor / low-resolution / encoder

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Nonlinear Active Noise Control system using Nature-Ins...  CNKI文献

In this paper,natured inspired firework algorithm is used to update the coefficients of adaptive Volterra filter based ANC systems without identification of secondary path modeling.The concept of mea...

Muhammad Alamgeer Khan Muhammad Aurang Zeb Khan... 第32届中国控制与决策会议论文集(4) 2020-08-23 中国会议

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仿鼹鼠足趾排列的旋耕-秸秆粉碎锯齿刀片设计与试验  CNKI文献

随着保护性耕作的不断发展,实际作业中对旋耕刀性能要求愈发严格,该文在国标旋耕刀基础上,将正、侧切削刃上设计成锯齿状,然后考察实际作业过程中功耗、受力以及作业质量,检测仿鼹鼠足趾排列的旋耕-秸秆粉碎锯齿刀片的...

郭俊 张庆怡... 《农业工程学报》 2017年06期 期刊

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辣椒热泵干燥特性及工艺参数优化  CNKI文献

为了提高干制辣椒品质,降低干燥能耗,该文应用热泵干燥技术干燥辣椒。首先探究干燥温度和铺料厚度对干燥特性的影响,绘制出含水率和干燥速率变化曲线。在此基础上,将分阶段控温和改变铺料厚度结合起来对辣椒进行热泵干...

姬长英 蒋思杰... 《农业工程学报》 2017年13期 期刊

关键词: 干燥 / 品质控制 / 优化 / 辣椒

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基于GIS、RS和田间试验的耕作和秸秆还田的方式对稻麦轮作土...  CNKI文献

耕作是指对土壤进行机械操作,以为农作物的发芽和生长提供一种适合的环境。将秸秆埋没在农业土壤中很重要,它直接影响土壤有机碳含量、肥力和水蚀、风蚀、输沙特性以及农作物的生长和产量。可遗憾的是,适宜的秸秆还田...

Muhammad Sohail Memon 导师:Ji Changying 南京农业大学 2018-09-01 博士论文

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Causes of Variation Orders in Construction of Hydropow...  CNKI文献

The occurrence of variation orders in construction industry is a regular trend all over the world which is caused by number of factors. The Hydropower projects are no exception to such variation orde...

HASHIM HANIF MUHAMMAD BILAL KHURSHID... Proceedings of the International Conference on Manageme... 2014-05-24 国际会议

关键词: Causes / of / Variation / Orders

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Supply-side Vs Demand-side Factors Facing Rural Househ...  CNKI文献

Agreed on the current attractiveness of microcredit schemes as a means of poverty alleviation, their accessibility to the poor households is of obvious concern. This research article examines the fac...

Waqas Umar LATIF Sana ULLAH... Proceedings of 2017 2nd International Conference on Com... 2017-12-24 国际会议

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中国电动拖拉机研究进展  CNKI文献

作为解决能源短缺和环境污染的主要措施,电动车辆发展得到世界各国广泛认同。与电动汽车相比,电动拖拉机发展较为缓慢,随着相关基础研究的不断进步,电动拖拉机经过电网供电第一发展阶段,已经进入车载电源供电第二发展...

沈文龙 周俊... 《中国农机化学报》 2017年10期 期刊

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Applications of Second Order Low Dissipative Scheme on...  CNKI文献

The hypersonic flows are simulated for different geometries. The different shapes of reentry vehicle cones and probes with different radii, cone half angles and upper cut have been studied and verifi...

ZAKA Muhammad MUHAMMAD Yamin Younis... Proceedings of 2011 International Conference on Aerospa... 2011-05-05 国际会议

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Comparison of Performances of Flux Difference and Adve...  CNKI文献

The performances of two schemes,flux difference by Roe and Advection Upstream Splitting Method AUSM schemes are evaluated against experimental flow fields at different mach numbers and results are co...

Muhammad Amjad Sohail Zaka Muhammad... The Proceedings of 2010 Asia-Pacific International Symp... 2010-09-13 国际会议

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Computation of Drag over Launch Vehicle Fairing Config...  CNKI文献

The flow field analysis over various reentry probes and fairing configurations are studied numerically by solving time-dependent compressible two and three-dimensional Navier stokes equations.The gov...

Zaw Naing Tun Tawfiqur Rahman... The Proceedings of 2010 Asia-Pacific International Symp... 2010-09-13 国际会议

关键词: supersonic / flow / hypersonic / flow

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High Resolution,High Order,Low Dissipative Numerical S...  CNKI文献

Reentry is one of the most critical stages of a space mission and requires accurate prediction to reduce dangers from overheating and large pressures.Purpose of this research is to numerically simula...

Muhammad Yamin Younis Tawfiqur Rahman... The Proceedings of 2010 Asia-Pacific International Symp... 2010-09-13 国际会议

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Laminar Horse Shoe Vortex for a Triangular Cylinder Fl...  CNKI文献

Juncture Flows are 3-D flows which occur when fluid,flowing on a flat surface encounters an obstacle on its way.The flow separates from the surface due to the adverse pressure gradient produced by th...

Muhammad Yamin Younis Muhammad Amjad Sohail... Recent Progresses in Fluid Dynamics Research——Proceed... 2011-06-30 国际会议

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In this research,CFD simulations are performed for air vehicle configuration to compute the side force effect and yawing moment coefficients variations at high angle of attack and Mach numbers.As the...

Muhammad Amjad Sohail Zaka Muhammad... Recent Progresses in Fluid Dynamics Research——Proceed... 2011-06-30 国际会议

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A Scrum Framework for Requirement Engineering Practice...  CNKI文献

Nowadays,software development industry has departed from traditional development to Agile software development.In this paper we have proposed a conceptual framework.The main emphasis in this framewor...

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Primary esophageal tuberculosis mimicking esophageal c...  CNKI文献

BACKGROUND Tuberculosis(TB) has a rare extrapulmonary manifestation known as esophageal tuberculosis, accounting for 0.2% of total TB patients. Esophageal TB typically presents with dysphagia, with r...

Muhammad Salman Khan Muhammad Hassaan Arif Maan... 《World Journal of Gastrointestinal Surgery》 2019年09期 期刊

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花青素通过LPS处理的成年小鼠中的JNK/Akt/GSK3β信号改善海...  CNKI文献

小胶质细胞在大脑中发挥着关键作用,可保护神经细胞免受毒素侵害。然而,小胶质细胞的过度活化会导致有害作用。据报道,脂多糖(Lipopolysaccharide,LPS)可通过激活小胶质细胞以及直接引发神经炎症来影响神经元细胞。在...

Muhammad Sohail Khan Tahir Ali... 达能营养中心2019年论文汇编:膳食营养与认知功能 2019-09-01 中国会议

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Reducing the Computational Complexity and Improve Perf...  CNKI文献

Spatial Modulation(SM) is a technique that offers reliability and energy efficiency for MIMO systems. The main two challenges SM is designed an algorithm reducing the computational complexity and det...

Hussain Shah Li Danmei... Proceedings of 2019 the World Symposium on Software Eng... 2019-09-20 国际会议

关键词: MIMO / ML / and / Enhanced

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Molecular Characterization of Piroplasm Species from S...  CNKI文献

Piroplasmosis is one of the most important diseases of livestock which are major constraints in the development of the industry.In order to reveal the presence of bovine piroplasm species,four hundre...

Muhammad Adeel HASSAN Junlong LIU... 中国动物学会寄生虫学专业委员会第十六次全国学术会议暨第七... 2017-10-13 国际会议

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On the Marketing Mix of Fujian Tea Tourism  CNKI文献

Based on the data from a questionnaire survey of scholars in the tea industry and the tourism industry and by using the 4 Ps Theory on marketing strategy,the authors analyze the development and exist...

Yanling Chen Rana Muhammad Sohail Jafar... 社会科学,公共健康和教育国际会议论文集(SSPHE2017) 2017-05-05 国际会议

关键词: tea / tourism / marketing / mix

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