Radial Force
A Calibration Method of Cylindrical Sensor of Radial Force Based on Axial Flow Fan
... of radial force. In this paper, centrifugal force generated by eccentricity of rotor of axial flow fan is used to simulate the excitation of the ...the radial force is linearly related ...
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Radial force control of multi sector permanent magnet machines
... In the proposed work, an alternative radial force and torque control is applied to a MSPM. The effectiveness of the control technique proposed is validated through Finite Element Analysis (FEA). A ...
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Radial force control of multi sector permanent magnet machines for vibration suppression
... the radial force control method ...controllable radial force can be generated and exploited to suppress selected vibration ...proposed radial force control technique, it presents ...
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Radial force control for triple three phase sectored SPM machines Part I: Machine model
... a radial force control decoupled from the torque ...a radial force and can be applied in bearingless applications, if suitable sensors are ...The radial force control and its ...
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Space vectors and pseudo inverse matrix methods for the radial force control in bearingless multi sector permanent magnet machines
... 1) PIM technique: The PIM control technique defines, by means of (5), the α − β reference currents for each motor sector once the torque and radial force references are defined. However, for the purpose of ...
10
Radial force control of Multi Sector Permanent Magnet machines considering radial rotor displacement
... Various approaches have been proposed to predict and study the effect of rotor eccentricity in PMSM. The analytical estimation of the flux density in the airgap is a well-known technique adopted to predict the ...
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The Effect of Machining Conditions on the Forces in the Process of Roller Brush Machining
... radial force. For all tools a similar tendency was observed. The force am- plitude decreased along with the increase of the brushing ...dial force, of about 4N, was achieved by brushing with a ...
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Investigation of diesel generator shaft and bearing failures
... Even though the probability of torsional resonant operation had been established there was no obvious connection between this and the damage to the bearings and housings which required a rotational, radial ...
20
New developments in the use of prostatic stents
... Expandable metal stents have noteworthy advantages over the spiral coil. As the expandable stent is inserted in its compressed state with the delivery system, the risk of urethral injury is lower in comparison with the ...
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Applications of Intelligent Manufacturing and of Numerical/Analytical Modeling Techniques to Milling Processes
... cutting force value, identified as peak resultant milling force value calculated by using the model proposed in [10], which takes into account tangential and radial force coefficients, tool ...
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Study on Configuration of Conductor Samples for 13 T - 700 mm Test Facility
... sideways force and rotational mo- ment, the route of feeders and the configuration of termi- nals of the sample must be ...or radial shift of the sam- ple induces vertical or radial ...
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Performance of a centrifugal pump running in inverse mode
... Figure 3: Non-dimensional curves at 15 Figure 4: Radial force coefficient in pump mode 00 rpm in pump and turbine modes Figure 5: Force angle in pump mode Figure 6: Radial force coeffici[r] ...
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Modelling the Nonlinear Oscillations Due to Vertical Bouncing Using a Multi-Scale Restoring Force System Identification Method
... restoring force surface method with the iterative orthogonal forward regression (iOFR) algorithm (Yuzhu Guo, ...functions, radial basis functions (RBFs), wavelet functions, and so on (Stephen ...multi-scale ...
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Full Text ()
... Lorentz force in the molten ...the radial remelting current and the vertical magnetic field gives rise to a rotating Lorentz force which leads to a rotary flow in the molten pool horizontal ...
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Numerical Simulation of Immunoisolated Co culture Bioreactor for in Vitro Expansion of Human Hematopoietic Stem Cells
... shear force distributions increase exponentially in the radial direction; in the reverse rotation, the growth trend of both is higher than the co-rotation (where the reverse rotation fluid The shear ...
5
Analysis of Electromagnetic Vibration and Noise Characteristics of Bearingless Switched Reluctance Motor
... In order to research the vibration of motor, on the one hand, it is necessary to analyze the excitation source of vibration — radial electromagnetic force. On the other hand, the structural mode of motor ...
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Research on the effect of yield strength of circular saw blade on roll tensioning process
... Roll tensioning experiment was done. Parameters of cir- cular saw blade were shown below: material, 65 Mn; hardness, HRC42; yield strength, 430 MPa; strain hard- ening rate, 1000 MPa. Parameters of the roll were shown ...
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Effect of Retrievable Stent Size on Endovascular Treatment of Acute Ischemic Stroke: A Multicenter Study
... Police Force Guangdong Armed Police Corps Hospital; Penghua Lv, Xiaobo Li, Department of Neurology, Northern Ji- angsu People’s Hospital; Shuiping Wang, Shiquan Yang, Depart- ment of Neurology, 123rd Hospital of ...
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Halbach Structures for Permanent Magnets Bearings
... illustrative calculations have been carried out with σ ∗ = J ~ · ~n = 1 T, where J ~ is the magnetic polarization vector and ~n is the unit normal vector. Moreover, the magnetic pole volume density exists for ring ...
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Discrete Cutting Force Model for 5-Axis Milling with Arbitrary Engagement and Feed Direction
... Two cutting tests are performed to compare simulated and measured cutting forces. The tool for both tests is a 12mm diameter ball-end mill with two flutes and helix angle of 30°. The machine used for the tests is a MAG ...
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