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Article
Critical Metals Ga, Ge and In in the Global Pb-Zn Deposits: Current Understanding, Challenges and Perspectives
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Chapter and Conference Paper
Study on Wind Resistance Characteristics of Multi-rotor UAV
Based on the wind field characteristics of high-rise buildings, this paper studies the wind resistance stability of multi-rotor UAV flight platform, conducts research on the design technology of high-wind resi...
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Chapter and Conference Paper
Research on Obstacle Avoidance Technology of Fire Fighting UAV
In this paper, two basic aspects of multi-rotor UAV, the air braking capability and obstacle avoidance function, are analyzed and studied on a certain type of fire-fighting UAV. Firstly, based on the motion mo...
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Chapter and Conference Paper
Research on Aerodynamic Characteristics of General Long Endurance Vertical Take-Off and Landing Fixed Wing UAV
This paper proposes a new type of pure electric vertical take-off and landing fixed wing general long endurance UAV, and carries out a series of design, calculation and analysis on it. Firstly, use CATIA to pe...
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Chapter and Conference Paper
A Research of Multi UAV Formation Method
In recent years, the application demand of UAV has been increasing rapidly. In the face of complex tasks, the mission capability of a single UAV is limited. Comparatively, multi UAV formation can greatly impro...
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Chapter and Conference Paper
Structural Design and Analysis of Large-Load Fire-Fighting Multi-rotor UAV
This paper designs a large-load multi-rotor fire-fighting UAV. Use CATIA three-dimensional drawing software for auxiliary design to control the size and weight of the drone within a reasonable range. After obt...
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Chapter and Conference Paper
High-Rise Building Wind Field Simulation
High-rise building fire extinguishing UAV is a new equipment used in high-rise building fire extinguishing and rescue. However, the turbulent environmental airflow in the high-rise building area and the comple...
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Chapter and Conference Paper
Structure Modelling and Simulation Analysis of Six-Rotor UAV
After the conceptual design of a six-rotor UAV, a detailed 3D model was built in CATIA, in which complete details of the structure was designed. Then static and dynamic structural analysis was carried out by u...
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Article
Textures, trace elements, and Pb isotopes of sulfides from the Hao**gou vein deposit, southern North China Craton: implications for discrete Au and Ag–Pb–Zn mineralization
The Hao**gou deposit in the **ong’ershan district, southern margin of the North China Craton, comprises numerous Au and Ag–Pb–Zn veins hosted in metamorphic rocks of the Late Archean to early Paleoproterozoi...
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Article
Gold distribution in As-deficient pyrite and telluride mineralogy of the Yangzhaiyu gold deposit, **aoqinling district, southern North China craton
The Mesozoic Yangzhaiyu lode gold deposit is situated in the southern edge of the North China craton. Gold mineralization is hosted in Archean amphibolite facies metamorphic rocks, and consists mainly of aurif...
