256 Result(s)
within
Chapter
**n-zhang Song
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Chapter and Conference Paper
Big Data Application in Aerospace Product Intelligent Quality Control: A Survey
A systematic approach to quality management has been accumulated in aerospace industry, and also a large amount of quality data has also been accumulated, making it possible to mine the potential value of aero...
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Chapter and Conference Paper
Research on Hybrid Energy Storage Control Strategy of Photovoltaic Microgrid Based on Virtual Synchronous Generator
The power of photovoltaic power generation is prone to fluctuate and the inertia of the system is reduced, this paper proposes a hybrid energy storage control strategy of a photovoltaic DC microgrid based on t...
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Chapter and Conference Paper
Calculation of the Sensing Performance of SnO2 Doped with Au Atom on C4F7N
C4F7N, as a possible environmentally friendly insulating gas used to replace SF6, has gained much attention due to its low greenhouse effect and good insulating properties. However, considering its incompatibilit...
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Chapter and Conference Paper
Frequency Calibration Method Based on Cesium Atom nDJ Rydberg State Laser Spectroscopy
This paper presents a measurement technique for low-frequency electric fields based on the Rydberg atoms. It utilizes the principle of the Stark effect, where non-resonant external electric fields cause the sp...
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Chapter and Conference Paper
Scenario Elements Extraction and Scenario Sets Establishment Method for Railway Rainfall Disasters
Rainfall disasters lead to frequent railway accidents in various countries, which seriously affect the normal operation of railways. However, effective railway rainfall disaster monitoring, early warning and p...
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Chapter and Conference Paper
Short-Term PV Prediction Based on a Hybrid Algorithm Based on EMD-KPCA-LSTM Network
Photovoltaic power generation is greatly affected by multi-dimensional environmental factors, and the accuracy of PV power prediction brings about great challenges on the scheduling, safe operation and stabili...
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Chapter and Conference Paper
Deep Learning Based Fault Classification for Micro-thrusters of Drag-Free Spacecraft
This paper proposes a deep learning (DL) based fault classification framework for the micro-thrusters of drag-free spacecraft, which consists of autoencoders and a softmax classifier. Firstly, the drag-free sy...
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Chapter and Conference Paper
UAV Path Planning Based on Improved QUATRE Algorithm in Different Environments
With the expansion of the use of UAVs, autonomous flight of UAVs has become the focus of research in recent years. The key to realizing autonomous flight of UAVs and improving flight safety and stability is th...
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Chapter and Conference Paper
Design and Development of Ground Testing Benches for Aircraft Electric Propulsion Systems
With the development of electric storage technology and power electronics technology combined with the continuous promotion and popularization of Renewable energy, More-Electric and All-Electric Aircraft have ...
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Chapter and Conference Paper
Research on the Training Prediction Model of Medical and Nursing Health Professionals Based on Fuzzy Neural Network Algorithm
The training process of medical and nursing health professionals is complicated and difficult, so the training efficiency and quality can not be guaranteed. In order to change this situation, the related field...
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Chapter and Conference Paper
Improvement on Command Current Extraction of Railway Static Power Conditioner
The Railway Static Power Conditioner (RPC) can effectively overcome the shortcomings of traditional treatment devices for negative sequence and harmonic compensation, and provide a new idea for the treatment o...
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Chapter and Conference Paper
Importance and Prunability Analysis of Basic Features in Machine-Learned Aircraft Taxi-Out Time Prediction
An earlier study of the author combined the actual data of Bei**g Capital International Airport (BCIA) to compare and analyze the effects of 10 machine learning methods on the flight taxi-out time prediction....
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Chapter and Conference Paper
Permanent Magnet Mover Position Detection of Halbach Maglev-Planar Motor Based on Hall Sensor Array for Unmanned Handling System
Aiming at the problems of limited stroke, high cost, and low efficiency in the attitude identification of the Maglev planar motor used in the unmanned handling system, a flexible scheme attitude identification...
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Chapter and Conference Paper
Design and Verification of Solar Array Deployment Scheme Based on a Novel Biaxial Drive Assembly
Comparing with traditional solar-synchronous orbit satellite, the angle between orbital plane and solar vector of the inclined-orbit satellite varies over a much wider range, up to ±90°. In order to constantly...
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Chapter and Conference Paper
Indicators and Validation Methods for Swarm Situational Awareness Assessment of Uncrewed Aerial Vehicles
Swarm situational awareness technology for uncrewed aerial vehicles (UAVs) is a core technology for mastering environmental information and gaining decision-making advantages. However, evaluation indicators an...
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Chapter and Conference Paper
Research on Path Planning of In-Orbit Intelligent Maintenance Tools Based on RRT Algorithm
In order to improve the efficiency, feasibility and safety of astronauts’ on-orbit maintenance, 6-DOF on-orbit intelligent maintenance tool was developed according to the loads of on-orbit maintenance of space...
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Chapter and Conference Paper
An Inverse Design Method for Wing Shape Optimization Guided by Spanwise Lift Distribution
In order to pursue the ultimate aerodynamic performance of aircraft, the development of aerodynamic shape optimization methods suitable for engineering applications has become increasingly important. From the ...
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Chapter and Conference Paper
Study on Structural Parameter Optimization and Numerical Simulation of Organ Pipe Nozzle
Cavitation jet has a broad application prospect in engineering fields such as cleaning and descaling, oil drilling and so on. In order to study the influence of different outlet structures on the internal and ...
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Chapter and Conference Paper
Structural Design of Composite Spiral Shear Micro-Bubble Generator
Compared with ordinary bubbles, micro and nano bubbles are characterized by large specific surface area and high mass transfer efficiency, and have been widely used in mineral flotation, aquaculture and other ...
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Chapter and Conference Paper
Performance Analysis and Optimization of Three Spool Aero Derivative Gas Turbine Fueled with Liquid Hydrogen
The aim of this paper is the performance investigation of the influence on the overall performance of three spool aero derivative gas turbine on the basis of liquid hydrogen fuel. Firstly, a mathematical model...
