Supported by the National Natural Science Foundation of China(52075468);the General Project of Natural Science Foundation of Hebei Prov-ince(E2020203052);the Open Fund Project of Shaanxi Provincial Key Laboratory of Hydraulic Technology(YYJS2022KF14);the BasicInnovation Research Cultivation Project of Yanshan University(2021LGZD003)。
The feedback spring rod of the armature assembly is cancelled in the double redundance double nozzle flapper valve(DRDNFV),and the difficulty of valve core displacement control is increased.Therefore,this paper intend...
supported in part by the National Natural Science Foundation of China under Grants 51991383 and 52025073。
The paper develops accurate analytical subdomain models for predicting the magnetic and armature reaction fields in fault-tolerant flux-switching permanent-magnet machines.The entire region is divided into five subdom...
supported in part by the Fundamental Research Funds for the Central Universities,China[grant number 2682020GF03];in part by the Foundation of Key Laboratory of Magnetic Suspension Technology and Maglev Vehicle,Ministry of Education,China.
The armature is an important part affecting the energy conversion efficiency of a reluctance accelerator.In this paper,six kinds of soft magnetic materials are chosen and four structures are designed for the armature....
supported by National Natural Science Foundation of China(No.51675119)。
The dynamic performance of a nozzle-flapper servo valve can be affected by several factors such as the disturbance of the input signal,the motion of the armature assembly and the oscillation of the jet force.As the pa...
The design of solid armature of railgun should take full account of its operating conditions and material properties because the armature is subjected to dynamic loading conditions and experiences a complicated electr...
This work was supported by the National Natural Science Foundation of China under Grant 51677169 and Grant 51637009 and by the Fundamental Research Funds for the Central Universities under Grant 2017QNA4016.
This paper presents an exact analytical subdomain model of dual-stator consequent-pole permanent-magnet(DSCPPM)machines accounting for tooth-tips,which can accurately predict the armature reaction field distribution i...
supported by the Key Basic Research Projects of Basic Strengthening Plan under Grants 2017-JCJQ-ZD-004
In order to analysis the distribution characteristics of in-bore magnetic field for C-shaped armature electromagnetic railgun, a computational model considering dynamic contact pressure is established. By solving the ...
Supported in part by the National Natural Science Foundation of China under Grant 51377158;by the Natural Science Foundation of Guangdong Province under Project 2014A030306034,2015TQ01N332;by the Science and Technology Innovation Committee of Shenzhen under Projects ZDSYS201604291912175,and JCYJ20150529152146473.
Due to the large torque density of magnetic gears(MGs),magnetic-geared permanent magnet machines(MGPMs)have become promising competitors in the family of direct-drive machines.According to the deployment of armature s...
Supported by the National Natural Science Foundation of China(61202278 and 61222206);the Zhejiang Natural Science Foundation of China(Y1111101)
We present a novel armature structure for 3D articulated shapes, called SBall short for skeletal balls, which includes two parts: a one-dimensional skeleton and incident balls. Our algorithm mainly focuses on constru...
The authors have proposed that a counter-rotating type tidal stream power unit mounted rigidly on a pile, and outputs of the power unit and forces acting on the pile were investigated experimentally at a previous pape...