Di Wu

ORCID: 0000-0003-0885-8119
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About
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Research Areas
  • Seismic Performance and Analysis
  • Geothermal Energy Systems and Applications
  • Structural Behavior of Reinforced Concrete
  • Astrophysics and Cosmic Phenomena
  • Climate change and permafrost
  • Soil and Unsaturated Flow
  • Structural Engineering and Vibration Analysis
  • Structural Load-Bearing Analysis
  • Structural Response to Dynamic Loads
  • Dark Matter and Cosmic Phenomena
  • Seismic and Structural Analysis of Tall Buildings
  • Solar Energy Systems and Technologies
  • Radio Astronomy Observations and Technology
  • Innovative concrete reinforcement materials
  • Concrete Corrosion and Durability
  • Smart Materials for Construction
  • Concrete and Cement Materials Research
  • Neutrino Physics Research
  • Geotechnical Engineering and Analysis
  • Vibration Control and Rheological Fluids
  • Underground infrastructure and sustainability
  • Structural Analysis and Optimization
  • Phase Change Materials Research
  • Tunneling and Rock Mechanics
  • Geomechanics and Mining Engineering

China State Construction Engineering (China)
2025

Guangzhou University
2010-2024

South China University of Technology
2010-2024

Qingdao University of Technology
2012-2024

Qingdao University of Science and Technology
2020-2024

China Three Gorges University
2010-2023

Hiroshima University
2022

Chongqing University
2016-2021

Kunming Institute of Precious Metals
2019

Central China Normal University
2018

In this study, a geothermal energy deicing system for bridge deck using pile heat exchanger was developed, and the performance of investigated under conditions snowfall. The structural response during process also analyzed. slab temperature, air inlet outlet circulating fluid thermal strain were monitored test. results show that developed in study capable accelerating snow-melting even though no pump employed system. suitable anti-icing winter. addition, effects on could be ignored process.

10.1002/er.4266 article EN International Journal of Energy Research 2018-10-24

The thermomechanical behaviour of energy piles during heating and cooling through model tests was studied. These were carried out both with without a vertical load dry sand used. axial distribution, load-settlement the pile head, soil temperature, pressure at tip, horizontal pressure, thermal stress mobilised side shear investigated. magnitude displacement influenced by or no comparatively analysed. results show that induced in residual introduced after cycle. Horizontal also varied changes...

10.1680/jenge.15.00020 article EN cc-by Environmental Geotechnics 2016-02-03

A full-scale test was carried out to investigate the interactions between an energy pile and four traditional piles connected same overlying reinforced beam. series of sensors installed in pile, surrounding soil, piles, beam monitor their thermal mechanical responses. The concrete were analyzed. results show that, when average temperature increased by 20°C, a notable axial stress −4.4 MPa induced at top because interaction Moreover, additional load observed with even though they not...

10.1061/(asce)gt.1943-5606.0002224 article EN Journal of Geotechnical and Geoenvironmental Engineering 2020-01-28

This study investigates the thermo-mechanical behavior of energy piles equipped with a spiral pipe configuration. The analysis is based on results full-scale pile as well three-dimensional finite element analyses. two five U-shaped pipes connected in series and parallel, characterized by same total length piping network, also analyzed numerically for comparison purposes. this work highlight that configuration are lowest trends average temperature variation thermally induced vertical stress...

10.1139/cgj-2020-0162 article EN Canadian Geotechnical Journal 2021-01-21

Ultra-high performance concrete (UHPC), functioning as a next-generation cementitious engineering material, demonstrates marked superiority over conventional in critical metrics, with its groundbreaking characteristics primarily manifested through exceptional strength and enhanced durability parameters. To address structural demands for reduced self-weight, material efficiency, simplified construction processes large-span durable structures, this study proposes retard-bonded prestressed UHPC...

10.3390/buildings15060887 article EN cc-by Buildings 2025-03-12

Cells need to migrate through confined spaces during processes such as embryo development and cancer metastasis. However, the fundamental question of how confinement size surrounding rigidity collectively regulate migration capability cells remains unclear. Here, by utilizing maskless photolithography with a digital micromirror device (DMD), microchannel precisely controlled width wall stiffness (similar those exhibited natural tissues) is fabricated. We find that increasing confining leads...

10.1021/acsami.5c03048 article EN cc-by ACS Applied Materials & Interfaces 2025-04-15

In this study, an experimental investigation was conducted to assess the thermo-mechanical behaviour of a small-scale instrumented floating energy pile installed in normally consolidated saturated clay. The subjected five heating/cooling cycles where inlet temperature ranged from 5 45°C. interaction between and traditional adjacent pile, two piles cap were investigated. programme consisted monitoring change surrounding soil, excess pore water pressure head displacement. results show that...

10.1680/jgeen.17.00152 article EN Proceedings of the Institution of Civil Engineers - Geotechnical Engineering 2018-01-10

This study presents a field test to investigate the thermal injection performance of full-scale energy pile for underground solar storage (USES). The tested comprises bridge foundation and spiral-shaped pipe. Numerical modeling was carried out provide complementary results. Sensitivity analyses pipe configuration operation mode on were performed based numerical modeling. results showed that 84% injected could be transferred surrounding soil by pile, total amount stored single −3.2 GJ over...

10.1016/j.csite.2021.101313 article EN cc-by-nc-nd Case Studies in Thermal Engineering 2021-08-07

10.1007/s10509-014-1983-y article EN Astrophysics and Space Science 2014-06-02
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