Research Output 2008 2019

2019

A geometry generation framework for contoured endwalls

Wood, L., Jones, R., Pountney, O., Scobie, J., Rees, D. A. S. & Sangan, C., 17 Jun 2019, (Accepted/In press) Proceedings of the ASME Turbo Expo 2019: Turbomachinery Technical Conference and Exposition. American Society of Mechanical Engineers (ASME), 16 p. GT2019-90446

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

An advanced single-stage turbine facility for investigating non-axisymmetric contoured endwalls in the presence of purge flow

Jones, R., Pountney, O., Cleton, B., Wood, L., Schreiner, B., Carvalho Batista Soares De Figueiredo, A. J., Scobie, J., Cleaver, D., Lock, G. & Sangan, C., 17 Jun 2019, (Accepted/In press) Proceedings of the ASME Turbo Expo 2019: Turbine Technical Conference and Exposition. American Society of Mechanical Engineers (ASME), 17 p. GT2019-90377

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

Dynamic stall alleviation through mini-tabs

Bull, S. C., Chiereghin, N., Gursul, I. & Cleaver, D. J., 6 Jan 2019, AIAA Scitech 2019 Forum. American Institute of Aeronautics and Astronautics Inc.

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

2 Citations (Scopus)

Effect of Ingress on Flow and Heat Transfer Upstream and Downstream of a Rotating Turbine Disc

Tang, H., Cho, G. H., Patinios, M., Scobie, J., Sangan, C., Owen, J. & Lock, G., 26 Apr 2019, In : Aerospace. 6, 5, p. 1-15 15 p., 49.

Research output: Contribution to journalArticle

Open Access
File

Effect of random forcing on fluid lubricated bearing

Bailey, N., Hibberd, S., Tretyakov, M. V. & Power, H., 2 May 2019, In : IMA Journal of Applied Mathematics. p. 1-18 18 p., hxz007.

Research output: Contribution to journalArticle

Effect of uncertainty in external forcing on a fluid lubricated bearing

Bailey, N. Y., Hibberd, S., Power, H. & Tretyakov, M. V., 1 Jan 2019, Mechanisms and Machine Science. Cavalca, K. & Weber, H. (eds.). Cham, Switzerland: Springer Netherlands, p. 443-459 17 p. (Mechanisms and Machine Science; vol. 63).

Research output: Chapter in Book/Report/Conference proceedingChapter

Open Access
File
Bearings (structural)
Fluids
Industrial applications
Lubrication
Uncertainty
Seals
Wheels
Turbines
Stators
Compressed air motors

Influence of Leakage Flows on Hot Gas Ingress

Patinios, M., Ong, I., Scobie, J., Lock, G. & Sangan, C., 1 Feb 2019, In : Journal of Engineering for Gas Turbines and Power: Transactions of the ASME. 141, 2, 10 p., 021010.

Research output: Contribution to journalArticle

Leakage (fluid)
Stators
Flow structure
Seals
Wheels

Influence of temperature distribution on radial growth of compressor discs

Luberti, D., Tang, H., Scobie, J., Pountney, O., Owen, M. & Lock, G., 17 Jun 2019, (Accepted/In press) Proceedings of ASME Turbo Expo 2019: Turbomachinery Technical Conference and Exposition. American Society of Mechanical Engineers (ASME), 10 p. GT2019-91848

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

Measurement and calibration of rotor/touchdown bearing contact in active magnetic bearing systems

Saket, F., Sahinkaya, M. & Keogh, P., 1 May 2019, In : Mechanical Systems and Signal Processing. 122, p. 1-18 MSSP17-1633.

Research output: Contribution to journalArticle

Turbines
Rotors
Gases
Stators
Temperature

Unsteady actuation of counter-flowing wall jets for gust load attenuation

Al-Battal, N. H., Cleaver, D. J. & Gursul, I., 1 Jun 2019, In : Aerospace Science and Technology. 89, p. 175-191 17 p.

Research output: Contribution to journalArticle

1 Citation (Scopus)

Unsteady Lift and Moment of a Periodically Plunging Airfoil

Chiereghin, N., Cleaver, D. & Gursul, I., 1 Jan 2019, In : AIAA Journal. 57, 1, p. 208-222

Research output: Contribution to journalArticle

Open Access
File
Velocity measurement
Cooling
Vortex flow
Momentum
Turbomachinery

Wear Mechanisms in Polyoxymethylene Spur Gears

Evans, S. & Keogh, P., 15 Jun 2019, In : Wear. 428-429, p. 356-365

Research output: Contribution to journalArticle

2018
Magnetic actuators
Vibration control
Stators
Rotors
Bearings (structural)

A high fidelity model based approach to identify dynamic friction in electromechanical actuator ballscrews using motor current

Hussain, Y., Burrow, S., Henson, L. & Keogh, P., 24 Apr 2018, In : International Journal of Prognostics and Health Management. 9, Special Issue 9, p. 1-18 18 p., 011.

Research output: Contribution to journalArticle

Open Access
Electromechanical actuators
Friction
Jamming
Health
Feature extraction

Analysis of a shaftless semi-hard magnetic material flywheel on radial hysteresis self-bearing drives

Circosta, S., Bonfitto, A., Amati, N., Tonoli, A., Lusty, C. & Keogh, P., 10 Dec 2018, In : Actuators. 7, 4, 23 p., Actuators-382161.

Research output: Contribution to journalArticle

Open Access
1 Citation (Scopus)

A review of techniques to mitigate jamming in electromechanical actuators for safety critical applications

Hussain, Y., Burrow, S., Henson, L. & Keogh, P., 24 Apr 2018, In : International Journal of Prognostics and Health Management. 9, 9, 11 p.

Research output: Contribution to journalArticle

Electromechanical actuators
Jamming
Fault detection

Buoyancy-Induced Flow and Heat Transfer in Compressor Rotors

Tang, H., Puttock-Brown, M. R. & Owen, J. M., 1 Jul 2018, In : Journal of Engineering for Gas Turbines and Power: Transactions of the ASME. 140, 7, 9 p., 071902.

Research output: Contribution to journalArticle

Buoyancy
Compressors
Rotors
Heat transfer
Nusselt number

Buoyancy-Induced Heat Transfer inside Compressor Rotors: Overview of Theoretical Models

Owen, J. M., Tang, H. & Lock, G. D., 17 Mar 2018, In : Aerospace. 5, 1, 32.

Research output: Contribution to journalArticle

Open Access
File
Buoyancy
Compressors
Rotors
Heat transfer
Grashof number

Closed loop position and pre-stress control for a morphing aircraft wing with distributed multi-axis pneumatic actuation

Zhou, H., Plummer, A. & Cleaver, D., 14 Sep 2018, BATH/ASME 2018 Symposium on Fluid Power and Motion Control, FPMC 2018. American Society of Mechanical Engineers (ASME), p. V001T01A031 7 p.

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

Design of an Air-cooled Radial Turbine Part 1: Computational Modelling

Zhang, Y., Duda, T., Scobie, J., Sangan, C., Redwood, A. & Copeland, C., Jun 2018, ASME Turbo Expo 2018: Turbomachinery Technical Conference and Exposition. GT2018-76378

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

Turbines
Coolants
Air
Rotors
Wheels

Design of an Air-Cooled Radial Turbine Part 2: Part 2 Experimental Measurements of Heat Transfer

Zhang, Y., Duda, T., Scobie, J., Sangan, C., Redwood, A. & Copeland, C., Jun 2018, ASME Turbo Expo 2018: Turbomachinery Technical Conference and Exposition. ASME, Vol. 8. p. 1-12 12 p. GT2018-76384

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

Turbines
Heat transfer
Air
Rotors
Temperature

Effects of off-plane deformation and biased bi-axial pre-strains on a planar contractile dielectric elastomer actuator

Zhang, R. & Keogh, P., 29 Oct 2018, (Accepted/In press) In : Actuators. 18 p.

Research output: Contribution to journalArticle

Open Access
File
1 Citation (Scopus)
Open Access
File
Gas lubricated bearings
Bearings (structural)
Slip Boundary Condition
Clearance
High Speed

Influence of Leakage Flows on Hot Gas Ingress

Patinios, M., Ong, I., Scobie, J., Lock, G. & Sangan, C., 11 Jun 2018, Proceedings of ASME Turbo Expo 2018: Turbine Technical Conference and Exposition. GT2018-75071

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

Leakage (fluid)
Stators
Flow structure
Seals
Wheels
2 Citations (Scopus)

Lift reduction by counter flowing wall jets

Al-Battal, N. H., Cleaver, D. J. & Gursul, I., 1 Jul 2018, In : Aerospace Science and Technology. 78, p. 682-695 14 p.

Research output: Contribution to journalArticle

Open Access
File
Blow molding
Angle of attack
Flaps
Airfoils
Velocity measurement

Modelling dielectric elastomer actuators using higher order material characteristics

Zhang, R., Iravani, P. & Keogh, P., 18 Apr 2018, In : Journal of Physics Communications. 2, 4, p. 1-16 16 p., 045025.

Research output: Contribution to journalArticle

Open Access
Elastomers
Actuators
Identification (control systems)
Polyacrylates
Silicones

Nonlinear flexure coupling elements for precision control of multibody systems

Bailey, N., Lusty, C. & Keogh, P., Oct 2018, In : Proceedings of the Royal Society A. 474, 2218, p. 1-22 22 p.

Research output: Contribution to journalArticle

Open Access
File
Bearings (structural)
Wear of materials
Displacement control
Feedforward control
Machinery
1 Citation (Scopus)
2 Citations (Scopus)
Nusselt number
Buoyancy
Compressors
Rotors
Heat transfer

Unsteady Computation of Ingress Through Turbine Rim Seals

Horwood, J., Hualca Tigsilema, F. P., Wilson, M., Scobie, J., Sangan, C. & Lock, G., 11 Jun 2018, Proceedings of ASME Turbo Expo 2018: Turbine Technical Conference and Exposition. GT2018-75321

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

turbines
rims
stators
annuli
wheels
Open Access
File
Crystals
Fluids
fluids
Carbon Monoxide
crystals

Volumetric Velocimetry Measurements of Film Cooling Jets

Carvalho Batista Soares De Figueiredo, A. J., Jones, R., Pountney, O., Scobie, J., Lock, G., Sangan, C. & Cleaver, D., 11 Jun 2018, Proceedings of the ASME Turbo Expo 2018: Turbine Technical Conference and Exposition. American Society of Mechanical Engineers (ASME), 15 p. GT2018-75411

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

film cooling
kidneys
vortices
turbomachinery
momentum
2017

A comparison of the capacity for precise motion control between hinged joints and flexure joints

Lusty, C., Bailey, N. & Keogh, P., 3 Nov 2017, Proceedings of the ASME 2017 International Mechanical Engineering Congress and Exposition. Tampa, Florida, Vol. Volume 4A: Dynamics, Vibration, and Control. 8 p. IMECE2017-71350

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

Stiction
Machine design
Motion control
Hinges
2 Citations (Scopus)

Active vibration control for robotic machining

Wang, Z. & Keogh, P., 2017, Advanced Manufacturing: Volume 2. U. S. A.: American Society of Mechanical Engineers (ASME), p. V002T02A079 6 p.

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

Vibration control
Machining
Robotics
Vibrations (mechanical)
Robots
4 Citations (Scopus)

An assembly gap control method based on posture alignment of wing panels in aircraft assembly

Qing, W., Dou, Y., Li, J., Ke, Y., Keogh, P. & Maropoulos, P., 4 Sep 2017, In : Assembly Automation. 37, 4, p. 422-433 12 p.

Research output: Contribution to journalArticle

Open Access
File
Aircraft
Singular value decomposition
Automation
Fatigue of materials

A self-sensing and self-actuating active rotor with an algorithmic direct search controller

Jimenez, S. & Keogh, P., 31 Aug 2017, In : IEEE/ASME Transactions on Mechatronics. 22, 4, p. 1563-1574 11 p.

Research output: Contribution to journalArticle

Open Access
Rotors
Controllers
Actuators
Vibration control
Topology
3 Citations (Scopus)
Open Access
File
Elastomers
elastomers
Actuators
actuators
actuation
3 Citations (Scopus)

Dynamic analysis for the rotor drop process and its application to a vertically levitated rotor/AMB system

Zhao, Y., Yang, G., Keogh, P. & Zhao, L., 31 Jul 2017, In : Journal of Tribology: Transactions of the ASME. 139, 4, p. 1-15 15 p., TRIB-16-1131.

Research output: Contribution to journalArticle

magnetic bearings
Magnetic bearings
Dynamic analysis
rotors
Rotors

Dynamic conditions to destabilize persistent rotor/touchdown bearing contact in AMB systems

Keogh, P. & Cole, M., 15 Oct 2017, In : JSME Mechanical Engineering Journal. 4, 5, 11 p., 17-00005.

Research output: Contribution to journalArticle

Open Access
Bearings (structural)
Rotors
Magnetic bearings
Plant shutdowns
Contacts (fluid mechanics)
3 Citations (Scopus)

Dynamics of a small gap gas lubricated bearing with Navier slip boundary conditions

Bailey, N. Y., Hibberd, S. & Power, H., 10 May 2017, In : Journal of Fluid Mechanics. 818, p. 68-99 32 p.

Research output: Contribution to journalArticle

Open Access
File
Gas lubricated bearings
Bearings (structural)
gas bearings
slip
Boundary conditions
5 Citations (Scopus)
Buoyancy
Compressors
Nusselt number
Grashof number
Rotors

Effect of possible rotor deformation on the probability of face contact for a liquid film bearing

Bailey, N. Y., Hibberd, S. & Power, H., 1 May 2017, In : Tribology International. 109, p. 297-310 14 p.

Research output: Contribution to journalArticle

Open Access
File
Bearings (structural)
Liquid films
Contacts (fluid mechanics)
rotors
Rotors
2 Citations (Scopus)

Egress interaction through turbine rim seals

Scobie, J., Hualca, F. P., Sangan, C. & Lock, G., 2017, Proceedings of ASME Turbo Expo, 2017. GT2017-64632

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

Experimental validation of tow-steered composite wings for aeroelastic design

Stodieck, O., Francois, G., Heathcote, D., Zympeloudis, E., Kim, B. C., Rhead, A. T., Cleaver, D. & Cooper, J. E., 1 Jan 2017, 17th International Forum on Aeroelasticity and Structural Dynamics, IFASD 2017. International Forum on Aeroelasticity and Structural Dynamics (IFASD), Vol. 2017-June.

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

1 Citation (Scopus)

Frequency Response of Aerodynamic Load Control through Mini-tabs

Heathcote, D., Gursul, I. & Cleaver, D., 11 Jan 2017, 55th AIAA Aerospace Sciences Meeting, 2017. American Institute of Aeronautics and Astronautics, AIAA 2017-0947

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

File
Aerodynamic loads
Frequency response
Aerodynamics
Force measurement
Airfoils