default author photo

Greg Zhu

Tsinghua University

SCHOLARLY PAPERS

5

DOWNLOADS

150

TOTAL CITATIONS

0

Scholarly Papers (5)

1.

Multi-Objective Optimization Design of End-Face Grooves for Dry Gas Seals Using a Surrogate Model

Number of pages: 36 Posted: 31 Jan 2025
Tsinghua University, Tsinghua University, Tsinghua University, Tsinghua University and Independent
Downloads 69 (883,195)

Abstract:

Loading...

dry gas seal, surrogate model, Stability maintenance energy, Multi-Objective Optimization

2.

Rapid Inverse Design of Mechanical Seal Groove Based on Kriging Surrogate Model

Number of pages: 14 Posted: 05 Feb 2025
Tsinghua University, Tsinghua University, Tsinghua University, Tsinghua University and Independent
Downloads 33 (1,290,922)

Abstract:

Loading...

mechanical seal, kriging surrogate model, inverse design

3.

Algebraic Loss Augmentation: Steering Conflicting Residuals for Coupled Physics-Informed Neural Networks

Number of pages: 25 Posted: 13 Apr 2026
affiliation not provided to SSRN, Tsinghua University, affiliation not provided to SSRN, affiliation not provided to SSRN, Beijing Jiaotong University, Tsinghua University and Independent
Downloads 25 (1,470,786)

Abstract:

Loading...

Physics-Informed Neural Networks (PINNs), Gradient Conflict, Algebraic Loss Augmentation (ALA), high-fidelity solutions

4.

On the Diminishing Returns of Higher-Order Gradient Constraints in Gradient-enhanced physics-informed neural networks: Order Selection and Directional Anisotropy

Number of pages: 19 Posted: 14 Feb 2026
affiliation not provided to SSRN, affiliation not provided to SSRN, Tsinghua University, affiliation not provided to SSRN, Beijing Jiaotong University, Independent and affiliation not provided to SSRN
Downloads 15 (1,500,778)

Abstract:

Loading...

Gradient-enhanced physics-informed neural networks, Higher-order derivative constraints, Hard constraints, Boundary element method

5.

Cavitation suppression in shallow-groove mechanical face seals using a novel downstream deep recess design

Number of pages: 51 Posted: 21 May 2026
affiliation not provided to SSRN, Tsinghua University, Tsinghua University, Tsinghua University and Tsinghua University
Downloads 8 (1,566,597)

Abstract:

Loading...

mechanical face seal, deep recess, cavitation suppression, sealing stability