To solve the problem of the permanent magnet synchronous motor's poor dynamic performance in automatic guided electric vehicle (AGV) , the torque control of permanent magnet synchronous motor was studied.The off-line con...
For the evolution problem of curve influenced by external forces, the evolution of a new nonlocal planar convex curve was studied. The convexity of the evolution curve was kept, and the area of the region surrounded by t...
The clinical auxiliary diagnosis needs a higher requirement for the visual effects of medical images, but the low frequency subband coefficients obtained by the non-subsampled contourlet transform ( NSCT) decomposition w...
The customized polyethylene test block was designed with transverse hole defects at depths of 10 mm, 15 mm, 20 mm, 25 mm, 30 mm, 35 mm, 40 mm, whose diameters were 1 mm and 2 mm respectively. Then probability of detectio...
Spherical zinc sulfide nano-particles were prepared by changing the time of hydrothermal reaction of zinc acetate and thiourea under the condition of surfactant of cetyltrimethyl ammonium bromide( CTAB). The samples were...
Research on Torque Control of Electromotor of Automatic Guided Electric Vehicle Based on Back Electromotive Force Waveform
To solve the problem of the permanent magnet synchronous motor's poor dynamic performance in automatic guided electric vehicle (AGV) , the torque control of permanent magnet synchronous motor was studied.The off-line con...
Evolution of A Nonlocal Planar Convex Curve
For the evolution problem of curve influenced by external forces, the evolution of a new nonlocal planar convex curve was studied. The convexity of the evolution curve was kept, and the area of the region surrounded by t...
Medical Image Fusion Combining Sparse Representation and Neural Network
The clinical auxiliary diagnosis needs a higher requirement for the visual effects of medical images, but the low frequency subband coefficients obtained by the non-subsampled contourlet transform ( NSCT) decomposition w...
Ultrasonic Phased Array Testing and Probability of Detection Quantitative Analysis of Polyethylene Pipe Butt Fusion Joints
The customized polyethylene test block was designed with transverse hole defects at depths of 10 mm, 15 mm, 20 mm, 25 mm, 30 mm, 35 mm, 40 mm, whose diameters were 1 mm and 2 mm respectively. Then probability of detectio...
Synthesis,Characterization and Photocatalytic Properties of Spherical Nano-ZnS
Spherical zinc sulfide nano-particles were prepared by changing the time of hydrothermal reaction of zinc acetate and thiourea under the condition of surfactant of cetyltrimethyl ammonium bromide( CTAB). The samples were...