If geodetic coordinates from an ellipsoid are included in the equations of a projection for mapping a sphere instead of geographical coordinates,the result will be a projection of the ellipsoid into a plane.This will ...
Supported in part by the National Natural Science Foundation of China (11705106,11705107,12075143);Science and Technology Innovation Project of Shanxi Higher Education (2016173);the Doctoral Sustentation Fund of Shanxi Datong University。
In order to clearly understand the gravitational theory through the thermal properties of the black hole,it is important to further investigate the first-order phase transition of black holes.In this paper,we adopt di...
supported by the National Natural Science Foundation of China[42076203].
Harmonic analysis of satellite altimetry data based on a global regular grid is affected by the grid spatial tessellation and placement of the grids.With the increase of latitude,the traditional lat/lon grid deforms g...
supported by the Special Science Fund for Innovation Ecosystem Construction of National Supercomputing Center in Zhengzhou[grant no 201400210100];the National Key Research and Development Program of China[grant no 2018YFB0505301].
Discrete Global Grid System(DGGS)is a new multi-resolution geospatial data modeling and processing scheme for the digital earth.The icosahedron is commonly regarded as an ideal polyhedron for constructing DGGSs with s...
the Natural Science Foundation of China(11705106,11475108,12075143);the Natural Science Foundation of Shanxi Province,China(201901D111315);the Natural Science Foundation for Young Scientists of Shanxi Province,China(201901D211441);the Scientific Innovation Foundation of the Higher Education Institutions of Shanxi Province(2020L0471,2020L0472);the Science Technology Plan Project of Datong City,China(2020153)。
Understanding the thermodynamic phase transition of black holes can provide a deep insight into the fundamental properties of black hole gravity to establish the theory of quantum gravity.We investigate the condition ...
the Fund of Best Post-Graduate Students of Southeast University,China,the UK EPSRC Supergen 3-Energy Storage Consortium,UK,the National Natural Science Foundation of China(Grant Nos.50577007and50507006),the Power System Stability Study Institute,NARI Group,China,and the State Grid Corporation,China
A novel method to analyze the damping effect of the VSC based FACTS(VBF) device is proposed,which is developed on the basis of the well-known equalarea criterion and small-disturbance analysis of power system oscillat...
The transient stability of a single machine to infinite-busbar power system with resistortype superconducting fault current limiters (SFCL) is analyzed under asymmetrical short-circuit fault conditions. The SFCL is ...
This paper is supported by the 973 Project(Grant No.G1999032801);the Fund for Innovative Research Groups(Grant No.41221503);the National Natural Science Foundation of China(Grant No.40233031).
A careful study on the integral properties of the primitive hydrostatic balance equations for baroclinic atmosphere is carried out, and a new scheme todesign the global adiabatic model of atmospheric dynamics ispresen...