Hydrogen pipeline technology

  • Modeling of hydrogen atom generation and the atomic hydrogen-iron interactions for gaseous hydrogen embrittlement occurrence on pipeline steels in high-pressure hydrogen gas environments by density functional theory (DFT) and molecular dynamics (MD)
  • Technical assessment of the suitability of existing aged pipelines containing corrosion defects and mechanical defects for hydrogen service
  • In-situ detection and finite element (FE) modeling of hydrogen atom diffusion and trapping at metallurgical features contained in pipeline steels
  • Parametric effects including oxide scale, welding, pressure fluctuations and blending conditions on gaseous hydrogen embrittlement of pipeline steels 
  • Metallurgical solutions for improved resistance of pipeline steels to gaseous hydrogen embrittlement
  • Effect of hydrogen atoms on nanomechanical properties and fracture behavior of steels
  • The susceptibility of stainless steel storage vessels to hydrogen embrittlement in ultra-high-pressure gaseous environments
  • Corrosion and materials degradation in underground H2 storage

Corrosion in CCS system

  • Corrosion and stress corrosion cracking of supercritical CO2 pipelines
  • Modeling of localized corrosion location and growth rate on CO2 pipelines
  • Effect of pressure drop wave on crack propagation in CO2 pipelines and metallurgical processing for improved crack arrestability
  • Novel inhibitors for corrosion control of CO2 pipelines

Pipeline corrosion, SCC, integrity and greenhouse gas emission control

  • Corrosion and stress corrosion cracking of pipelines and engineering structures
  • Defect assessment for failure prediction and fitness-for-service determination
  • Estimation of CO2 and CH4 emissions in pipeline failures and the oil/gas systems
  • Machine learning methods for pipeline corrosion management