76 citations · 221 across the 32 of their papers we have counts for
19 papers · 1 filter
A single-stage high-order compact gas-kinetic scheme in arbitrary Lagrangian-Eulerian formulation
Yue Zhang, Xing Ji, Yibing Chen +2
This study presents the development of a compact gas-kinetic scheme using an arbitrary Lagrangian-Eulerian (ALE) formulation for structured meshes. Unlike the Eulerian formulation,…
Very High-order Compact Gas-kinetic Scheme With Discontinuity Feedback Factor
Junlei Mu, Hong Zhang, Xing Ji +3
This paper presents a robust and efficient very high-order scheme for compressible flow simulation, addressing critical limitations of existing high-order methods. The proposed sch…
An efficient and robust high-order compact ALE gas-kinetic scheme for unstructured meshes
Yibo Wang, Xing Ji, Liang Pan
For the arbitrary-Lagrangian-Eulerian (ALE) calculations, the geometric information needs to be calculated at each time step due to the movement of mesh. To achieve the high-order…
UGKWP and IUGKP methods for Multi-Scale Phonon Transport with Dispersion and Polarization
Hongyu Liu, Xiaojian Yang, Chuang Zhang +2
This paper presents two novel methods for solving multi-scale phonon transport problems with dispersion and polarization effects: the unified gas-kinetic wave-particle (UGKWP) meth…
Implicit unified gas kinetic particle method for steady-state solution of multiscale phonon transport
Hongyu Liu, Xiaojian Yang, Chuang Zhang +2
This paper presents a highly efficient implicit unified gas-kinetic particle (IUGKP) method for obtaining steady-state solutions of multi-scale phonon transport. The method adapts…
Unified gas-kinetic wave-particle method for multi-scale phonon transport
Hongyu Liu, Xiaojian Yang, Chuang Zhang +2
Over the past 7 decades, the classical Monte Carlo method has played a huge role in the fields of rarefied gas flow and micro/nano scale heat transfer, but it also has shortcomings…
A Compact Gas-Kinetic Scheme with Scalable Geometric Multigrid Acceleration for Steady-State Computation on 3D Unstructured Meshes
Hongyu Liu, Xing Ji, Yunpeng Mao +2
In this paper, we present an advanced high-order compact gas-kinetic scheme (CGKS) for 3D unstructured mixed-element meshes, augmented with a geometric multigrid technique to accel…
A high-order compact gas-kinetic scheme in a rotating coordinate frame and on sliding mesh
Yue Zhang, Xing Ji, Kun Xu
This paper extends the high-order compact gas-kinetic scheme (CGKS) to compressible flow simulations on a rotating coordinate frame. The kinetic equation with the inclusion of cent…
A p-multigrid compact gas-kinetic scheme for steady-state acceleration
Xing Ji, Wei Shyy, Kun Xu
In this paper, the high-order compact gas-kinetic scheme (CGKS) on three-dimensional hybrid unstructured mesh is further developed with the p-multigrid technique for steady-state s…
Unified gas-kinetic wave-particle methods VI: Disperse dilute gas-particle multiphase flow
Xiaojian Yang, Chang Liu, Xing Ji +2
In this paper, a unified gas-kinetic wave-particle scheme (UGKWP) for the disperse dilute gas-particle multiphase flow is proposed. The gas phase is always in the hydrodynamic regi…
Two-step multi-resolution reconstruction-based compact gas-kinetic scheme on tetrahedral mesh
Xing Ji, Fengxiang Zhao, Wei Shyy +1
In this paper, a third-order compact gas-kinetic scheme (GKS) on unstructured tetrahedral mesh is constructed for the compressible Euler and Navier-Stokes solutions. The time-depen…
Comparison of the performance of high-order schemes based on the gas-kinetic and HLLC fluxes
Xiaojian Yang, Xing Ji, Wei Shyy +1
In this paper, a comparison of the performance of two high-order finite volume methods based on the gas-kinetic scheme (GKS) and HLLC fluxes is carried out in structured rectangula…
A three-dimensional compact high-order gas-kinetic scheme on structured mesh
Xing Ji, Fengxiang Zhao, Wei Shyy +1
In this paper, a third-order compact gas-kinetic scheme is firstly proposed for three-dimensional computation for the compressible Euler and Navier-Stokes solutions. The scheme ach…
An acoustic and shock wave capturing compact high-order gas-kinetic scheme with spectral-like resolution
Fengxiang Zhao, Xing Ji, Wei Shyy +1
In this paper, a compact high-order gas-kinetic scheme (GKS) with spectral resolution will be presented and used in the simulation of acoustic and shock waves. For accurate simulat…
Performance Enhancement for High-order Gas-kinetic Scheme Based on WENO-adaptive-order Reconstruction
Xing Ji, Kun Xu
High-order gas-kinetic scheme (HGKS) has been well-developed in the past years. Abundant numerical tests including hypersonic flow, turbulence, and aeroacoustic problems, have been…
Compact Higher-order Gas-kinetic Schemes with Spectral-like Resolution for Compressible Flow Simulations
Fengxiang Zhao, Xing Ji, Wei Shyy +1
In this paper, a class of compact higher-order gas-kinetic schemes (GKS) with spectral resolution will be presented. Based on the high-order gas evolution model in GKS, both the in…
A HWENO Reconstruction Based High-order Compact Gas-kinetic Scheme on Unstructured Meshes
Xing Ji, Fengxiang Zhao, Wei Shyy +1
As an extension of previous fourth-order compact gas kinetic scheme (GKS) on structured meshes (Ji et al. 2018), this work is about the development of a third-order compact GKS on…
A Compact Fourth-order Gas-kinetic Scheme for the Euler and Navier-Stokes Solutions
Xing Ji, Liang Pan, Wei Shyy +1
In this paper, a fourth-order compact gas-kinetic scheme (GKS) is developed for the compressible Euler and Navier-Stokes equations under the framework of two-stage fourth-order tem…
A Family of High-order Gas-kinetic Schemes and Its Comparison with Riemann Solver Based High-order Methods
Xing Ji, Fengxiang Zhao, Wei Shyy +1
Most high order computational fluid dynamics (CFD) methods for compressible flows are based on Riemann solver for the flux evaluation and Runge-Kutta (RK) time stepping technique f…