20092020
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Research Output 2012 2019

2019
Finite Strain
Floating point
Numerical Approximation
Elasticity
Modulus
Open Access
File
Hyperelasticity
Stretch
Tensors
Elasticity
Tensor
Delta functions
Stress-strain curves
Hardening
Kinematics
Metals
Plasticity
Hardening
Plastic deformation
Kinematics
Delta functions

The implications of constitutive model selection in hyperelastic parameter identification

Connolly, S., MacKenzie, D. & Gorash, Y., 20 Jun 2019, Constitutive Models for Rubber XI: Proceedings of the 11th European Conference on Constitutive Models for Rubber (ECCMR 2019), June 25-27, 2019, Nantes, France. Huneau, B., Le Cam, J-B., Marco, Y. & Verron, E. (eds.). London, 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Constitutive models
Identification (control systems)
Rubber
2018

Application of the CEL approach to consider FSI for the assessment of leak tightness for elastomeric seals

Gorash, Y., Bickley, A. & Gozalo, F., 15 Jul 2018, ASME 2018 Pressure Vessels and Piping Conference: Fluid-Structure Interaction. New York, Vol. 4. 10 p. PVP2018-84792

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
Packers
Seals
Leakage (fluid)
Fluids
Fluid structure interaction
1 Citation (Scopus)

Assessment of leak tightness for swellable elastomeric seals considering fluid-structure interaction with the CEL approach

Gorash, Y., Bickley, A. & Gozalo, F., 7 Mar 2018. 15 p.

Research output: Contribution to conferencePaper

Open Access
File
Packers
Fluid structure interaction
Seals
Leakage (fluid)
Fluids
Open Access
File
Fluid structure interaction
Seals
Fluids
Leakage (fluid)
ABAQUS
2 Citations (Scopus)

Corrosion fatigue of low carbon steel under compressive residual stress field

Okorokov, V., Morgantini, M., Gorash, Y., Comlekci, T., MacKenzie, D. & van Rijswick, R., 6 Mar 2018, In : Procedia Engineering. 213, p. 674-681 8 p.

Research output: Contribution to journalConference Contribution

Open Access
File
Corrosion fatigue
Low carbon steel
Compressive stress
Residual stresses
Fatigue of materials

Fatigue and corrosion fatigue life assessment with application to autofrettaged parts

Okorokov, V., MacKenzie, D. & Gorash, Y., 20 Jul 2018, ASME 2018 Pressure Vessels and Piping Conference: Volume 5: High-Pressure Technology; ASME Nondestructive Evaluation, Diagnosis and Prognosis Division (NDPD). New York, 6 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
Corrosion fatigue
Fatigue of materials
Crack initiation
Plasticity
Crack propagation
1 Citation (Scopus)

High cycle fatigue analysis in the presence of autofrettage compressive residual stress

Okorokov, V., MacKenzie, D., Gorash, Y., Morgantini, M., van Rijswick, R. & Comlekci, T., 15 Jun 2018, In : Fatigue and Fracture of Engineering Materials and Structures. 41, 11, p. 2305-2320 16 p.

Research output: Contribution to journalArticle

Open Access
File
Compressive stress
Residual stresses
Fatigue of materials
Plasticity
Low carbon steel
2017

3D micro-macro fluid-structure model of pressure relief valve leak tightness

Anwar, A. A., Dempster, W. (ed.) & Gorash, Y. (ed.), 17 Jul 2017, ASME 2017 Pressure Vessels and Piping Conference: Volume 5: High-Pressure Technology; ASME Nondestructive Evaluation, Diagnosis and Prognosis Division (NDPD). New York, Vol. 5. 10 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
Pressure relief valves
Model structures
Macros
Fluids
Metals

A comparative study between conventional and elevated temperature creep autofrettage

Okorokov, V. & Gorash, Y., 6 Sep 2017, In : Procedia Structural Integrity. 5, p. 202-209 8 p.

Research output: Contribution to journalConference Contribution

Open Access
File
Creep
Compressive stress
Plasticity
Residual stresses
Subroutines
2 Citations (Scopus)
Open Access
File
Computer aided engineering
Rubber
ANSYS
Stress-strain curves
Benchmark

Consideration of weld distortion throughout the identification of fatigue curve parameters using mean stress correction

Gorash, Y., Zhou, X., Comlekci, T., Mackenzie, D. & Bayyouk, J., 30 Jun 2017, FATIGUE 2017: Proceedings of the 7th Engineering Integrity Society International Conference on Durability & Fatigue. Bailey, P., Berto, F., Cawte, E. R., Roberts, P., Whittaker, M. T. & Yates, J. R. (eds.). Rutland, p. 366-377 11 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
Welds
Fatigue of materials
Numerical methods
Identification (control systems)
Steel

Implementation of plasticity model for a steel with mixed cyclic softening and hardening and its application to fatigue assessments

Okorokov, V., Comlekci, T., MacKenzie, D., van Rijswick, R. & Gorash, Y., 30 Jun 2017, Fatigue 2017 Proceedings of the 7th Engineering Integrity Society International Conference on Durability & Fatigue: Downing College, Cambridge, UK, 3-5 July 2017. Bailey, P., Berto, F., Cawte, E. R., Roberts, P., Whittaker, M. T. & Yates, J. R. (eds.). Rutland, UK, p. 72-81 10 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
Plasticity
Hardening
Fatigue of materials
Compressive stress
Steel
1 Citation (Scopus)
Open Access
File
Fatigue of materials
steels
curves
fatigue (materials)
structural members
1 Citation (Scopus)

On cyclic yield strength in definition of limits for characterisation of fatigue and creep behaviour

Gorash, Y. & MacKenzie, D., 23 Jun 2017, In : Open Engineering. 7, 1, p. 126-140 15 p.

Research output: Contribution to journalArticle

Open Access
File
Yield stress
Creep
Fatigue of materials
Stress-strain curves
High temperature applications

Surface roughness 3D modelling and its association with leak tightness for a metal-to-metal contacting surface

Anwar, A. A., Dempster, W. (ed.), Gorash, Y. (ed.) & Nash, D. (ed.), 17 Jul 2017, ASME 2017 Pressure Vessels and Piping Conference: Volume 4: Fluid-Structure Interaction. New York, 7 p. PVP2017-65404

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
Surface roughness
Metals
Computational fluid dynamics
Roughness measurement
Pressure relief valves
2016
3 Citations (Scopus)

A comparative study of simulated and experimental results for an extruding elastomeric component

Connolly, S., Gorash, Y. & Bickley, A., 23 Feb 2016, 23rd International Conference on Fluid Sealing 2016. Bickley, A. (ed.). Cranfield, p. 31-41 11 p.

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
Extrusion
Compression testing
Rubber
Boundary conditions
Finite element method
3 Citations (Scopus)

Application of multiscale approaches to the investigation of sealing surface deformation for the improvement of leak tightness in pressure relief valves

Anwar, A. A., Gorash, Y. & Dempster, W., 13 May 2016, Advanced Methods of Continuum Mechanics for Materials and Structures. Naumenko, K. & Aßmus, M. (eds.). Singapore: Springer, Vol. 60. p. 493-522 30 p. (Advanced Structured Materials; vol. 60).

Research output: Chapter in Book/Report/Conference proceedingChapter

Open Access
File
Pressure relief valves
Seals
Macros
Metals
Nozzles
Open Access
File
Macros
Computational fluid dynamics
Finite element method
Pressure relief valves
Seats

Design optimisation of swellable elastomeric seals using advanced material modelling and FEM simulations

Gorash, Y., Bickley, A. & Gozalo, F., 7 Dec 2016. 1 p.

Research output: Contribution to conferencePoster

File
Packers
Seals
Finite element method
Computer aided engineering
Boreholes
2 Citations (Scopus)
Open Access
File
Pressure relief valves
Seals
Metals
Nozzles
Temperature
Open Access
File
Fatigue of materials
Stress analysis
High strength steel
Stress concentration
Welds

Microflow leakage through the clearance of a metal-metal seal

Anwar, A. A., Ritos, K., Gorash, Y., Dempster, W. & Nash, D., 23 Mar 2016, (Accepted/In press). 5 p.

Research output: Contribution to conferencePaper

Open Access
File
Seals
Metals
Pressure relief valves
Flow of gases
Momentum
3 Citations (Scopus)
Open Access
File
Pressure relief valves
valves (equipment)
seats
Pressure
Fluids
2015
6 Citations (Scopus)
Open Access
File
Fatigue of materials
Welds
Pressure vessel codes
Structural members
Steel

Fluid pressure penetration for advanced FEA of metal-to-metal seals

Gorash, Y., Dempster, W., Nicholls, W. D. & Hamilton, R., 21 Oct 2015, In : Proceedings in Applied Mathematics and Mechanics, PAMM. 15, 1, p. 197-198 2 p.

Research output: Contribution to journalArticle

Open Access
File
Seals
Finite element method
Fluids
Metals
Pressure relief valves
5 Citations (Scopus)
Open Access
File
Pressure relief valves
Metals
Leakage (fluid)
Seals
Flow of fluids

Modelling of metal-to-metal seals in a pressure relief valve using advanced FE analysis

Gorash, Y., Dempster, W., Nicholls, W. & Hamilton, R., 21 Apr 2015. 12 p.

Research output: Contribution to conferencePaper

Open Access
File
Pressure relief valves
Seals
Metals
Fluid
Fluids

Modelling of metal-to-metal seals in a pressure relief valve using advanced FE-analysis

Gorash, Y., Dempster, W., Nicholls, W. & Hamilton, R., 21 Apr 2015, Surface Effects and Contact Mechanics including Tribology XII: Proceedings of Contact and Surface 2015 Conference. de Hosson, J. T. M., Hadfield, M. & Brebbia, C. A. (eds.). Southampton, Vol. 91. p. 247-258 12 p. (WIT Transactions on Engineering Sciences; vol. 91, no. XII).

Research output: Chapter in Book/Report/Conference proceedingChapter (peer-reviewed)

Open Access
File
Pressure relief valves
Seals
Metals
Fluid
Fluids
2014
Open Access
File
Yield stress
Creep
Fatigue of materials
Stress-strain curves
High temperature applications

Safe structural design for fatigue and creep using cyclic yield strength

Gorash, Y. & Mackenzie, D., 5 May 2014. 12 p.

Research output: Contribution to conferencePaper

File
Structural design
Yield stress
Creep
Fatigue of materials
Stress-strain curves
2013

A parametric study on creep-fatigue endurance of welded joints

Gorash, Y. & Chen, H., Dec 2013, In : Proceedings in Applied Mathematics and Mechanics, PAMM. 13, 1, p. 73-74 2 p.

Research output: Contribution to journalArticle

Open Access
File
Creep
Welds
Durability
Fatigue of materials
Steel
5 Citations (Scopus)
File
Welded Joints
Fatigue Strength
Creep
Welds
Fatigue
2 Citations (Scopus)
File
bending moments
failure analysis
dwell
Austenitic steel
Failure analysis
19 Citations (Scopus)
File
Creep
Fatigue of materials
Steel
Fatigue damage
Bending moments

Linear matching method for parametric studies of weldments creep-fatigue endurance

Gorash, Y. & Chen, H., 14 Jul 2013, ASME 2013 Pressure Vessels and Piping Conference: Volume 6A: Materials and Fabrication. 10 p. PVP2013-97221

Research output: Chapter in Book/Report/Conference proceedingConference contribution book

Open Access
File
Creep
Durability
Fatigue of materials
Steel
Bending moments
1 Citation (Scopus)
File
Creep
Fatigue of materials
Fatigue damage
Temperature
Bending moments
11 Citations (Scopus)

On creep-fatigue endurance of TIG-dressed weldments using the linear matching method

Gorash, Y. & Chen, H., 1 Dec 2013, In : Engineering Failure Analysis. 34, p. 308-323 16 p.

Research output: Contribution to journalArticle

File
Creep
Fatigue
Durability
Fatigue of materials
Damage Assessment
2012
Open Access
File
Austenitic steel
Failure analysis
Creep
Fatigue of materials
Stainless steel

Creep-fatigue life assessment of high-temperature weldments using the linear matching method

Gorash, Y. & Chen, H., 5 Sep 2012, (Unpublished). 1 p.

Research output: Contribution to conferencePoster

File
Creep
Fatigue of materials
Temperature