2,093 Result(s)
within
Engineering
Aerospace Technology and Astronautics
Qi** Li
Chapter
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Chapter and Conference Paper
Development and Application of AGV Energy System Based on Contactless Power Supply
Contactless Power Supply (CPS) uses electromagnetic coupling technology to supply power without mechanical contact. It is mostly used for mobile equipment, which has great advantages in safety, flexibility, ma...
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Chapter and Conference Paper
Numerical Simulation Study on Three Dimensional Flow and Heat Transfer Characteristics of Aeroengine Inlet Casing Anti icing System
This article used the CFX method to study the circumferential flow and heat transfer characteristics of the anti icing flow path in the inlet casing under typical icing conditions
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Chapter and Conference Paper
Research and Analysis of Civil Aircraft Engineering Simulator Configuration Management
Civil aircraft engineering simulator is a complex test platform composed of multiple structures, involving airborne software and hardware equipment, system simulation models, simulation equipment and structure...
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Chapter and Conference Paper
Effects of Film Holes Position on Anti-icing Characteristics of Aero-engine Inlet Adjustable Blade
In order to obtain the influence of film hole position on the anti-icing characteristics of aero-engine inlet adjustable blade, numerical simulation and experimental investigation was carried out for different...
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Chapter and Conference Paper
Application and Research of Composite Parts Manufacturing and Assembly on Aircraft Engine Nacelle Torque Box
The quality of aircraft components is directly related to the quality, safety, performance and flight life of aircraft, The only way is to strictly control the quality of aircraft materials and parts processin...
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Chapter and Conference Paper
Research on BDSBAS Service Coverage Area Assessment Methodology
On July 31st, 2020, the construction of the BeiDou Satellite-Based Augmentation System (BDSBAS) was completed, which can provide two service signals, single frequency augmentation and dual frequency dual const...
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Chapter
High Precision Measurement of High Frequency Dynamic Strain of Aerospace Structures with FBG Strain Sensors
Fiber Bragg grating (FBG) strain sensors are widely used in strain measurement of aerospace structures. FBG strain sensors have received widespread attention as an important strain testing method. With the con...
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Chapter and Conference Paper
A High Dynamic Positioning Algorithm for Ka Band LEO Satellites in Beam Polling Mode
Aiming at the problem of low precision positioning solutions for high dynamic users caused by Ka band LEO communication and navigation integrated satellites in point beam polling mode, a LEO satellite/inertial...
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Chapter and Conference Paper
An Engineered High Performance Optically Pumped Compact Cesium Atomic Clock
As a primary frequency standard, the cesium atomic clock has a wide range of military and civilian applications. The cesium atomic clock realized by the optical pum** principle has a high atom utilization ra...
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Chapter and Conference Paper
Analysis of Navigation Augmentation Performance Based on LEO Satellite Communication Constellation
With the rapid development of LEO communication constellations, the performance enhancement of existing medium and high orbit constellations has been realized by making full use of the characteristics of LEO c...
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Chapter and Conference Paper
Application of Improved GPS Satellite Clock Error Prediction Model in Real-Time Precise Point Positioning
High-precision real-time GNSS precision point positioning (PPP) is based on precision satellite clock error and orbit estimation and its service. The prediction accuracy of IGS ultra-rapid orbit products has r...
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Chapter and Conference Paper
A Small High-Temperature Rubidium Frequency Standard
The rubidium frequency standard is widely used in many fields because of its small size, reliable performance, and economical application. However, the current mainstream commercial rubidium frequency standard...
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Chapter and Conference Paper
Robust Alignment Base on IKF for SINS/DVL Integrated Navigation System
SINS is the main navigation means for AUV, which is mainly composed of SINS, DVL and acoustic transponder. Due to the advantages of strong autonomy, high accuracy and strong stabilization of velocity measureme...
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Chapter and Conference Paper
Performance of Hearing Protectors in Ejection Seat Parachute Gun Firing
During ejection rescue, the parachute gun attached to a rocket-assisted ejection seat generates jet noise that may damage a pilot’s sensitive auditory organs; hence the effectiveness of hearing protectors, pri...
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Chapter and Conference Paper
Vibration Characteristics of Landing Gear Walk Caused by Aircraft Anti-skid Brake
Aircraft anti-skid brake which is usually installed on the wheels of the main landing gear of aircraft, is a key subsystem to ensure the safety of aircraft takeoff and landing. At the state of aircraft taxiing...
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Chapter and Conference Paper
Identifying GNSS NLOS Using Visual Label and Ensemble Tree Under Complex City Environment
GNSS NLOS signals in complex urban canyons can produce large ranging errors, and the detection and classification of LOS and NLOS signals is a key factor in improving the accuracy of vehicle navigation and pos...
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Chapter and Conference Paper
A Method for Anode Effect Prediction in Aluminum Electrolysis Cells Based on Multi-scale Time Series Modeling
The industry is moving toward intelligent and low-carbon development. Accurately predicting the has always been a significant challenge in monitoring the process. However, due to and high-magnetic dete...
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Chapter and Conference Paper
Construction and Application of Digital Twin in Aluminum Electrolysis
The fourth industrial revolution, commonly referred to as , with smart manufacturing at its forefront has arrived. This work focuses on the deep integration of advanced technology and traditional technolo...
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Chapter and Conference Paper
A Fast C/N0 Estimation Method Based on the Ratio of Acquisition Correlation Value
The carrier-to-noise ratio ( \(C/{N}_{0}\) C /
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Chapter and Conference Paper
Technology of Reducing Carbon Dust Amount in Aluminum Electrolysis Production with High Lithium Potassium Electrolyte System
This publication addresses a significant high in with a high lithium potassium electrolyte. The of electricity on carbon materials and the influence of on carbon content in electrolyte melts were studi...
