全部 |
  • 全部
  • 题名
  • 作者
  • 机构
  • 关键词
  • NSTL主题词
  • 摘要
检索 二次检索 AI检索
外文文献 中文文献
筛选条件:

1. Normal contact stiffness modeling and contact characteristic research of scraped surfaces considering the truncated cone high points NSTL国家科技图书文献中心

Wu, Yinchu |  Wang, Lihua... -  《Tribology International》 - 2025,201 - 共11页

摘要: fractal asperity elastic-plastic deformation formula |  with asperity. The high points parameters such as the |  fractal dimension and reducing contact gap by lapping | In order to study the normal contact |  characteristics of scraped surface, a normal contact stiffness
关键词: Scraped surface |  Truncated cone high points |  Fractal asperity |  Elastic-plastic deformation

2. Fractal contact model of rough sealing surface considering interactions and multi-scale effects of asperities NSTL国家科技图书文献中心

Zhang, Zhimin |  Ding, Xuexing... -  《Journal of Mechanical Science and Technology》 - 2025,39(3) - 1313~1328 - 共16页

摘要: new fractal contact mechanical model is introduced | , addressing multi-scale effects and asperity interactions on |  a single asperity is developed based on its |  incorporates multi-scale asperity effects and introduces a | In present study, in order to examine the
关键词: Fractal theory |  Multi-scale effects |  Asperity interaction force |  Contact model |  Contact behavior

3. Theoretical Calculation and Experimental Verification of Wear Prediction During the Tightening Process of Bolted Joint NSTL国家科技图书文献中心

Zhang, Wentao |  Li, Liansheng... -  《Tribology letters》 - 2025,73(1) - 共15页

摘要: morphology was characterized by fractal function. Based on |  the fractal contact theory, the contact model of |  single asperity was built, and the contact force and |  area of single asperity were calculated in the stages | -region were obtained by integral on single asperity
关键词: Bolted joint |  Thread seizure |  Wear |  Fractal theory |  Archard wear theory

4. Elastoplastic Normal Contact Model for Rock Joints Based on a New Size Distribution of Geometrically Overlapping Patches NSTL国家科技图书文献中心

Geng Gong |  Zhicheng Tang -  《Rock Mechanics and Rock Engineering》 - 2025,58(3) - 3741~3763 - 共23页

摘要: by fractal theory to capture the topography across |  incorporates the fractal dimension is developed. The closure |  deformation of a single asperity during the transition from |  deformation is analyzed based on fractal theory. New |  revealed that the fractal dimension, amplitude parameter
关键词: Rock joints |  Normal contact |  Size distribution of geometrically overlapping patches |  Elastoplastic deformation |  Fractal geometry

5. Analytical and experimental study on acoustic-vibration characteristics of double-helical planetary gear transmission systems with multi-field coupling effect NSTL国家科技图书文献中心

Ting Zhang |  Tengjiao Lin... -  《Mechanical Systems & Signal Processing》 - 2025,224(Feb.) - 112143.1~112143.33 - 共33页

摘要: constructed in this paper, which also considers the fractal | -sharing of oil film-asperity. Based on the study of mesh |  stiffness of fractal tooth, a centralized parametric | . The results show that the mesh stiffness of fractal | The acoustic vibration characteristics play a
关键词: Acoustic vibration characteristic |  Planetary gear transmission system |  Multi-field coupling effect |  Fractal contact |  Boundary element method |  Finite element method

6. Fractal model of thermal contact conductance of rough surfaces based on axisymmetric cosinusoidal asperity NSTL国家科技图书文献中心

Xianguang Sun |  Xicheng Xin -  《COMPEL: The international journal for computation and mathematics in electrical and electronic engineering》 - 2024,43(1) - 80~93 - 共14页

摘要: propose a fractal model of thermal contact conductance |  of contact load, fractal dimension, fractal |  fractal dimension corresponds to an increase in the |  fractal roughness leads to a decrease in thermal contact |  appropriate roughness.Originality/value A fractal model of
关键词: Thermal contact conductance |  Axisymmetric cosinusoidal asperity |  Three-dimensional fractal theory |  Rough surfaces

7. Contact Mechanics Analysis of Fractal Surfaces Considering Elliptical Asperity with Elliptical Geometry NSTL国家科技图书文献中心

Pan, Wujiu |  Guo, Jinman... -  《Mechanics of solids》 - 2024,59(1) - 311~330 - 共20页

摘要: the asperity. Additionally, a fractal model of the |  fractal model of normal contact stiffness of joint |  surfaces based on elliptical asperity. The effects of |  normal contact load, fractal dimension, fractal |  the shape of the asperity on the joint surface to a
关键词: normal contact stiffness |  elliptical asperity |  three-dimensional fractal theory |  normal contact load |  joint surfaces |  INTERFACIAL TEMPERATURE DISTRIBUTION |  ELASTIC-PLASTIC CONTACT |  SLOW SLIDING REGIME |  ROUGH-SURFACE |  STIFFNESS...

8. Normal Contact Model of Fractal Surfaces Considering Friction and Asperity Interactions NSTL国家科技图书文献中心

Cheng, Yu |  Wan, Zhenping... -  《International journal of applied mechanics》 - 2024,16(5) - 共23页

摘要: line for asperity height. Using fractal theory, the | Friction as well as asperity interactions have |  surfaces. In this work, a single-asperity, elastoplastic |  functions. Then, the deformation of the asperity |  actual deformation and contact stiffness of an asperity
关键词: Rough surface |  contact characteristics |  elastoplastic |  friction |  asperity interactions |  ELASTIC-PLASTIC CONTACT |  ROUGH-SURFACE |  STIFFNESS |  DEFORMATION |  SPHERE...

9. Fractal model of thermal contact conductance considering thermal stress and asperity interactions NSTL国家科技图书文献中心

Yu Cheng |  Zhenping Wan... -  《International Journal of Heat and Mass Transfer》 - 2024,230(Sep.) - 125787.1~125787.11 - 共11页

摘要: stress and asperity interactions have important impacts |  on the TCC. A new fractal model for predicting the |  TCC that considers thermal stress and asperity |  mechanics model is constructed that considers the asperity |  asperity from a microscopic viewpoint. Then, a new TCC
关键词: Thermal contact conductance |  Rough surfaces |  Thermal stress |  Asperity interactions

10. Modeling the line contact on an elastic half-space with the statistical approach: Self-affine fractal roughness and numerical framework NSTL国家科技图书文献中心

Tao Yang |  Hanmin Peng... -  《Tribology International》 - 2024,194 - 109527-1~109527-22 - 共22页

摘要: self-affine fractal roughness based on the |  between the plasticity index and the fractal dimension |  asperity. Furthermore, the wavy machining texture leads | This paper presents a line contact model for |  describing the normal contact between rough surfaces with
关键词: Line contact |  Muti-asperity contact |  Rough surface |  Fractal
检索条件Fractal asperity
  • 检索词扩展

NSTL主题词

  • NSTL学科导航