17 citations · 18 across the 13 of their papers we have counts for
15 papers
A unified gas-kinetic wave-particle method for multiscale gas-mixture flow with an elementary chemical reaction
Junzhe Cao, Yufeng Wei, Wenpei Long +2
Hypersonic flows in the near space often couple continuum-rarefied multiscale effect with finite-rate chemistry. This paper extends the UGKWP method to multiscale gas mixture flows…
An Implicit Time-Domain Harmonic Balance Method for Radio-Frequency Capacitively Coupled Plasma Simulations
Yuze Zhu, Yufeng Wei, Yue Zhang +1
Fast and accurate fluid simulation of radio-frequency capacitively coupled plasmas (RF CCPs) is of great importance for the iterative design and parameter optimization of modern pl…
A Low-Storage Implicit Dual-Time Finite-Volume Framework for Radio-Frequency Capacitively Coupled Plasma Fluid Simulations
Yuze Zhu, Hangkong Wu, Junzhe Cao +2
Radio-frequency (RF) capacitively coupled plasmas (CCPs) are widely utilized in semiconductor manufacturing. Efficiently and accurately solving the underlying fluid governing equat…
A unified gas-kinetic wave-particle method for multiscale binary-species gas mixtures
Junzhe Cao, Yufeng Wei, Wenpei Long +2
This paper presents a unified gas-kinetic wave-particle (UGKWP) method for simulating multiscale binary-species gas mixtures. Benefiting from direct modeling in a discretized space…
Harmonic Balance Unified Gas-Kinetic Scheme for Multiscale Periodic Flows
Yuze Zhu, Hangkong Wu, Yufeng Wei +1
A time-domain harmonic balance unified gas-kinetic scheme (HB-UGKS) is developed for simulating periodic non-equilibrium flows across all Knudsen regimes. By applying a time-spectr…
Adaptive criterion and modification of wave-particle decomposition in UGKWP method for high-speed flow simulation
Junzhe Cao, Yufeng Wei, Wenpei Long +2
Benefitting from the direct modeling of physical laws in a discretized space and the automatic decomposition of hydrodynamic waves and particles, the unified gas-kinetic wave-parti…
Unified gas-kinetic scheme for reactive flow with multi-scale transport and chemical non-equilibrium
Yufeng Wei, Junzhe Cao, Kun Xu
Reactive flows for rarefied gas mixtures involve a multi-scale transport characterized by particle collisions and free streaming, and non-equilibrium physics containing multi-speci…
An efficiency and memory-saving programming paradigm for the unified gas-kinetic scheme
Yue Zhang, Yufeng Wei, Wenpei Long +1
In recent years, non-equilibrium flows have gained significant attention in aerospace engineering and micro-electro-mechanical systems. The unified gas-kinetic scheme (UGKS) follow…
Radiative hydrodynamic equations with nonequilibrium radiative transfer
Mingyu Quan, Xiaojian Yang, Yufeng Wei +1
This paper presents a kinetic model for the coupled evolution of radiation, electrons, and ions in a radiation plasma system. The model is solved using two methods. The gas-kinetic…
An implicit adaptive unified gas-kinetic scheme for steady-state solutions of non-equilibrium flows
Wenpei Long, Yufeng Wei, Kun Xu
Nonequilibrium flows have been frequently encountered in various aerospace engineering applications. To understand nonequilibrium physics, multiscale effects, and the dynamics in t…
Adaptive unified gas-kinetic scheme for diatomic gases with rotational and vibrational nonequilibrium
Yufeng Wei, Wenpei Long, Kun Xu
Multiscale non-equilibrium physics at large variations of local Knudsen number are encountered in applications of aerospace engineering and micro-electro-mechanical systems, such a…
Nonequilibrium flow simulations using unified gas-kinetic wave-particle method
Wenpei Long, Yufeng Wei, Kun Xu
Nonequilibrium flows are common in aerospace engineering, and numerical simulations are vital in understanding non-equilibrium flow dynamics in spacecraft flight. The unified gas-k…
Adaptive wave-particle decomposition in UGKWP method for high-speed flow simulations
Yufeng Wei, Junzhe Cao, Xing Ji +1
With wave-particle decomposition, a unified gas-kinetic wave-particle (UGKWP) method has been developed for the multiscale flow simulations. The UGKWP method captures the transport…
Unified gas-kinetic wave-particle methods VII: diatomic gas with rotational and vibrational nonequilibrium
Yufeng Wei, Yajun Zhu, Kun Xu
Hypersonic flow around a vehicle in near space flight is associated with multiscale non-equilibrium physics at a large variation of local Knudsen number from the leading edge highl…
UGKWP for three-dimensional simulation of gas-particle fluidized bed
Xiaojian Yang, Yufeng Wei, Wei Shyy +1
The gas-solid particle two-phase flow in a fluidized bed shows complex physics. Following our previous work, the multi-scale framework based on gas-kinetic scheme (GKS) and unified…