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Impedance Model and Characteristic Analysis of Full Power Converter-Based Wind Turbine
Full power converter based wind turbinesWind turbine are connected to the grid for power generation through two two-level converters: machine-side...
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Field Identification of Key Dynamic Characteristic Parameters for Rotor-Bearing System Using Kalman Filter
Field identification of the key dynamic characteristic parameters, including the residual unbalance and bearing dynamic coefficients, is of great...
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Estimation of NOFRFs Based Parametric Characteristic Analysis
In Chapter 4, in order to estimate the GFRFs for nonlinear frequency analysis, several analytical methods have been studied. The main goal of...
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Design of the Reference Signal Generation Module in Standard Power Source
Nowadays, the operating power system has a characteristic called High-RE-PE, which represents “high proportion of renewable energy access” and “high...
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Chaotic Characteristic Analysis of Planetary Gear Transmission System Under Multi-coupling Factor Considering Thermal Effect
PurposePlanetary gears generate a lot of heat during the meshing transmission process, which results in thermal deformation of the gear teeth and...
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Energy efficiency characteristic analysis of tri-coil PT symmetric MC-WPT systems
The parity-time (PT) symmetric magnetic coupling wireless power transfer (MC-WPT) system has received a great deal of attention since it was...
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Electromagnetic characteristic analysis and design of a linear motor used for ultra-high-speed EMS maglev train
The operating speed of the commercial electromagnetic suspension (EMS) maglev train has been over 430 km/h, making it the fastest means of land...
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Impedance Model and Characteristic Analysis of PV Unit
PV arrayPV array is the power supply of PV unitPV unit. The changes in irradiance and temperature will affect the output voltage and current of PV...
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Characteristic Research of Magnetic Controllable Voltage Regulator
The traditional mechanical on-load tap changer has a long response time, resulting in low work efficiency and increased energy loss. However, the...
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Research on Nonlinear Magnetization Detection Technology for Magnetic Immunoassay
A magnetic immunoassay system with simple structure, high accuracy and sensitivity, flexible signal frequency and amplitude was developed based on AC...
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Impedance Model and Characteristic Analysis of SVG
The cascaded H-bridge topology (star connection) is commonly used for medium- and high-voltage SVGs. Compared with the MMC topology (double-star...
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The Vibration Signatures of a Rotor System with the Effect of Bearing Radial Clearance
As the main support of the rotor system, the operation status of bearings is crucial for the stable operation of the rotor system. This paper focuses...
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Effect Mechanism of Ambient Temperature and Humidity on Polyimide Partial Discharge Under High Frequency Electrical Stress
The high frequency power transformer faces some problems such as partial discharge and premature insulation failure due to the effect of...
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Dynamic characteristic analysis of a twin-spool rotor–casing system with looseness and intershaft rubbing coupling faults
Severe looseness and unbalance of a twin-spool rotor system aggravate the vibration of the entire system, which may induce secondary faults such as...
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Multipath Angle Characteristic of Air-to-Ground Channels Under Urban Scenario
Multipath angle characteristics have a significant impact on the performance of the air-to-ground (A2G) wireless communications. This paper proposes...
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Characteristic of integrability of nonautonomous KP-modified KP equation and its qualitative studies: soliton, shock, periodic waves, breather, positons and soliton interactions
This article demonstrates the characteristic of integrability of the nonautonomous KP-mKP equation through Painlevé analysis, bilinear Bäcklund and...
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An approach to detect broken rotor bars based on instantaneous frequency of the fault characteristic harmonic during the start-up transient
Broken rotor bar diagnosis in squirrel cage induction motors is a matter of increasing concern nowadays. The classical motor current signature...
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Torque Characteristic of Switched Reluctance Motor with Hybrid Excitation Segmented Rotor
In order to improve the electromagnetic performance of switched reluctance motor (SRM), a novel 12/8 switched reluctance motor with hybrid excitation...
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Reservoir Prediction Based on Seismic Spectral Decomposition in BaobabN Depression, Bongor Basin
Seismic spectral decomposition analysis is a usefully method and widely applied in reservoir prediction. However, commonly used spectral...
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Structural design and characteristic analysis of three-oil port axial piston pump
Aiming at the problem that the flow rate of the two cavities of the differential cylinder does not match and it is not easy to achieve pump control,...
