default author photo

Lei Shi

Tsinghua University

Beijing, 100084

China

SCHOLARLY PAPERS

9

DOWNLOADS

358

TOTAL CITATIONS

4

Scholarly Papers (9)

1.

Efficiency and Mass Optimization for Space Nuclear Power Systems with Closed Brayton Cycle Loops

Number of pages: 33 Posted: 01 Feb 2024
Baihui Jiang, Yu Ji, Jun Sun and Lei Shi
Tsinghua University, Tsinghua University, INET, Tsinghua University and Tsinghua University
Downloads 73 (860,052)
Citation 2

Abstract:

Loading...

Space nuclear power system, Closed Brayton cycle, He-Xe mixture, Mass estimation, Efficiency and mass optimization

2.

Shielding Mass Estimation Model for Gas-Cooled Space Nuclear Reactors

Number of pages: 15 Posted: 06 Jan 2024
Baihui Jiang, Yu Ji, Jun Sun and Lei Shi
Tsinghua University, Tsinghua University, INET, Tsinghua University and Tsinghua University
Downloads 61 (951,658)
Citation 1

Abstract:

Loading...

Space nuclear power, Shielding mass estimation, System overall performance design, Monte Carlo calculation, JIMO reactor

3.

Dynamic Analysis Code Development for Space Nuclear Power Systems

Number of pages: 21 Posted: 18 Nov 2024
Tsinghua University, Tsinghua University, INET, Tsinghua University, affiliation not provided to SSRN and Tsinghua University
Downloads 55 (1,020,567)
Citation 1

Abstract:

Loading...

Space nuclear power system, Gas-cooled reactor, Closed Brayton cycle, Dynamic analysis, RELAP5

4.

Dedicated Htgr Multi-Group Cross Section Library Xpzlib Generation and Validation

Number of pages: 37 Posted: 13 May 2022
Lerui Zhang, Ding She and Lei Shi
Tsinghua University, Tsinghua University and Tsinghua University
Downloads 50 (1,074,648)

Abstract:

Loading...

HTGR, Multi-group cross section library, XPZLIB, Lattice physics calculation, XPZ

Numerical Study of Irradiation-Induced Deformation and Stress Evolution in FMS Wire-Wrapped Fuel Rod for Lead-Based Fast Reactor

Number of pages: 25 Posted: 07 Nov 2025
affiliation not provided to SSRN, affiliation not provided to SSRN, Tsinghua University, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN and affiliation not provided to SSRN
Downloads 27 (1,400,723)

Abstract:

Loading...

Wire-wrapped fuel, Irradiation, Deformation, FMS, LFR

Numerical Study of Irradiation-Induced Deformation and Stress Evolution in FMS Wire-Wrapped Fuel Rod for Lead-Based Fast Reactor

Number of pages: 25 Posted: 16 Jan 2026
affiliation not provided to SSRN, affiliation not provided to SSRN, Tsinghua University, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN and affiliation not provided to SSRN
Downloads 13 (1,589,301)

Abstract:

Loading...

Wire-wrapped fuel, Irradiation, Deformation, FMS, LFR

6.

Study on the Mechanical Properties at High Temperatures and Relevant Mechanism of Beryllium Oxide Ceramics

Number of pages: 29 Posted: 23 Jan 2025
Tsinghua University, affiliation not provided to SSRN, affiliation not provided to SSRN, Tsinghua University, Tsinghua University, Tsinghua University, Tsinghua University, Tsinghua University and Tsinghua University
Downloads 27 (1,372,601)

Abstract:

Loading...

Beryllium oxide, Mechanical properties, high temperature, glass phase, molecular dynamics simulation

7.

Improved Cylindrical Nodal Methods for Neutronics Calculation of Htgrs Containing Void Cavity

Number of pages: 48 Posted: 13 May 2022
Yutong Wen, Ding She and Lei Shi
affiliation not provided to SSRN, Tsinghua University and Tsinghua University
Downloads 25 (1,385,945)

Abstract:

Loading...

Cylindrical geometry, NEM, NGFM, HTGR, Void cavity

8.

Development of (Alpha, N) Neutron Sources and Spectra Capabilities in the Nuit Code

Number of pages: 23 Posted: 15 Apr 2025
Bo Tan, Yutong Wen, Ding She and Lei Shi
Tsinghua University, Tsinghua University, Tsinghua University and Tsinghua University
Downloads 19 (1,470,786)

Abstract:

Loading...

(alpha, n), NUIT, SOURCES, multi-region problems

9.

Scaling analysis of primary coolant system under SBLOCA for a test facility according to a pressurized water test reactor: Part I – top to down scaling

Number of pages: 48 Posted: 18 May 2026
Tsinghua University, Tsinghua University, Tsinghua University, Tsinghua University, Tsinghua University, Tsinghua University and Tsinghua University
Downloads 8 (1,555,090)

Abstract:

Loading...

High flux reactors, Scaling analysis, Similarity groups, Scaling ratios, Test facility