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• 2019

  Air-Fuel Ratio Control of Spark Ignition Engines With Unknown System Dynamics Estimator: Theory and Experiments

  Na, J., Chen, A. S., Huang, Y., Aggarwal, A., Lewis, A., Burke, R., Brace, C. & Hermann, G., 9 Dec 2019, In: IEEE Transactions on Control Systems Technology. p. 1-8 8 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Internal combustion engines
  • Dynamical systems
  • Air
  • Experiments
  • Engines
  35 Downloads (Pure)

• A support vector clustering based approach for driving style classification

  Feng, Y., Pickering, S., Chappell, E., Iravani, P. & Brace, C., 1 Jun 2019, In: International Journal of Machine Learning and Computing. 9, 3, p. 344-350 7 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Clustering
  • Fuel consumption
  • Advanced driver assistance systems
  • Dynamometers
  • Chassis
  2 Citations (Scopus)

  12 Downloads (Pure)

• Design and Testing a Bespoke Cylinder Head Pulsating Flow Generator for a Turbocharger Gas Stand

  Vijayakumar, R., Akehurst, S., Liu, Z., Reyes Belmonte, M., Brace, C., Liu, D. & Copeland, C., 15 Dec 2019, In: Energy. 189, p. 1-16 16 p., 116291.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Gas generators
  • Cylinder heads
  • Engine
  • Gas
  • Internal Combustion Engine
  2 Citations (Scopus)

  16 Downloads (Pure)

• Driving Style Modelling with Adaptive Neuro-Fuzzy Inference System and Real Driving Data

  Feng, Y., Pickering, S., Chappell, E., Iravani, P. & Brace, C., 1 Jan 2019, Advances in Human Aspects of Transportation - Proceedings of the AHFE 2018 International Conference on Human Factors in Transportation, 2018. Springer Verlag, p. 481-490 10 p. (Advances in Intelligent Systems and Computing; vol. 786).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  Open Access

  File

  • Fuzzy inference
  • Dynamometers
  • Chassis
  • Fuzzy logic
  • Gears
  1 Citation (Scopus)

  73 Downloads (Pure)

• Modelling axisymmetric centrifugal compressor characteristics from first principles

  Powers, K. H., Brace, C. J., Budd, C. J., Copeland, C. D. & Milewski, P. A., 1 Jan 2019, Turbomachinery. American Society of Mechanical Engineers (ASME), 14 p. GT-2019-90091. (Proceedings of the ASME Turbo Expo; vol. 2A-2019).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Centrifugal compressors
  • Compressors
  • Momentum
  • Engines
  • Testing
  1 Citation (Scopus)

• Modelling Axisymmetric Centrifugal Compressor Characteristics from First Principles

  Powers, K., Brace, C., Budd, C., Copeland, C. & Milewski, P., 5 Nov 2019, Proceedings of ASME Turbo Expo 2019: Turbomachinery Technical Conference and Exposition. 14 p. GT2019-90091

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • centrifugal compressors
  • compressors
  • mass flow
  • turbochargers
  • pressure ratio
• 2018

  Adaptive air-fuel ratio control for spark ignition engines with time-varying parameter estimation

  Chen, A. S., Na, J., Herrmann, G., Burke, R. & Brace, C., 21 Mar 2018, Proceedings of 2017 9th International Conference On Modelling, Identification and Control, ICMIC 2017. IEEE, Vol. 2018-March. p. 1074-1079 6 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Ignition
  • Time-varying Parameters
  • Engine
  • Internal combustion engines
  • Parameter estimation
  6 Citations (Scopus)

• Alcohol fuels for spark-ignition engines: Performance, efficiency and emission effects at mid to high blend rates for binary mixtures and pure components

  Turner, J., Lewis, A., Akehurst, S., Brace, C., Verhelst, S., Vancoillie, J., Sileghem, L., Leach, F. & Edwards, P. P., 1 Jan 2018, In: Proceedings of the Institution of Mechanical Engineers, Part D: Journal of Automobile Engineering. 232, 1, p. 36-56 21 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Alcohol fuels
  • Binary mixtures
  • Alcohols
  • Internal combustion engines
  • Gasoline
  11 Citations (Scopus)

  48 Downloads (Pure)

• Driving Style Analysis by Classifying Real-World Data with Support Vector Clustering

  Feng, Y., Pickering, S., Chappell, E., Iravani, P. & Brace, C., 18 Oct 2018, 2018 3rd IEEE International Conference on Intelligent Transportation Engineering, ICITE 2018. IEEE, p. 264-268 5 p. 8492700. (2018 3rd IEEE International Conference on Intelligent Transportation Engineering, ICITE 2018).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Support Vector
  • Style Analysis
  • fuel consumption
  • Driver
  • Style
  5 Citations (Scopus)

• Nonlinear Observer-Based Air-Fuel Ratio Control for Port Fuel Injected Wankel Engines

  Chen, A. S., Herrmann, G., Na, J., Turner, M., Vorraro, G. & Brace, C., 31 Oct 2018, Proceedings 12th UKACC International Conference on Control, CONTROL 2018. IEEE, p. 224-229

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Wankel engines
  • Air
  • Fuel injection
  • Engines
  • Catalytic converters
  2 Citations (Scopus)

• Vehicle Engine Torque Estimation via Unknown Input Observer and Adaptive Parameter Estimation

  Na, J., Chen, A., Herrmann, G., Burke, R. & Brace, C., 1 Jan 2018, In: IEEE Transactions on Vehicular Technology. 67, 1, p. 409-422 14 p., 8010342.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Unknown Inputs
  • Adaptive Estimation
  • Engine
  • Torque
  • Observer
  61 Citations (Scopus)

  130 Downloads (Pure)
• 2016

  Air-fuel-ratio control of engine system with unknown input observer

  Na, J., Herrmann, G., Rames, C., Burke, R. & Brace, C., 7 Nov 2016, 2016 UKACC International Conference on Control, UKACC Control 2016. IEEE, 7737647

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Unknown Inputs
  • Engine
  • Observer
  • Engines
  • Air
  5 Citations (Scopus)

• Analysis and comparison of the performance of an inverted brayton cycle and turbo-compounding with decoupled turbine and cvt driven compressor for small automotive engines

  Lu, P., Brace, C., Hu, B. & Copeland, C., 2016, Microturbines, Turbochargers and Small Turbomachines; Steam Turbines. American Society of Mechanical Engineers (ASME), 13 p. GT2016-57675. (Proceedings of the ASME Turbo Expo; vol. 8).

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Brayton cycle
  • Compressors
  • Turbines
  • Engines
  • Waste heat utilization
  1 Citation (Scopus)

• Are electric vehicles really the best option for greener driving?

  Turner, J. & Brace, C., 4 Jan 2016, The Conversation.

  Research output: Contribution to specialist publication › Article

  Open Access

  • Electric vehicles

• A Study on Dynamic Torque Cancellation in a Range Extender Unit

  Liu, D., Rodrigues, L., Brace, C., Akehurst, S., Kirkpatrick, G. & Ash, L., 5 Apr 2016.

  Research output: Contribution to conference › Paper › peer-review

  • Torque
  • Electric machinery
  • Electric losses
  • Engines
  • Torque control
  2 Citations (Scopus)

• Development of a Low Cost Production Automotive Engine for Range Extender Application for Electric Vehicles

  Agarwal, A., Lewis, A., Brace, C. & Akehurst, S., 5 Apr 2016.

  Research output: Contribution to conference › Paper › peer-review

  • Electric vehicles
  • Engines
  • Fuel economy
  • Exhaust manifolds
  • Costs
  4 Citations (Scopus)

• Explore and Extend the Effectiveness of Turbo-Compounding in a 2.0 Litres Gasoline Engine (Second Report: Fuel Economy under Part Load Condition, Transient Performance and Effect of Pressure Ratio)

  Lu, P., Brace, C. & Hu, B., 5 Apr 2016.

  Research output: Contribution to conference › Paper

• Fuel efficiency optimization for a divided exhaust period regulated two-stage downsized spark ignition engine

  Hu, B., Akehurst, S., Brace, C., Lu, P., Copeland, C. & Turner, J. W. G., 1 May 2016, In: Journal of Engineering for Gas Turbines and Power: Transactions of the ASME. 138, 5, p. 1 - 9 9 p., 051507.

  Research output: Contribution to journal › Article › peer-review

  • Internal combustion engines
  • Scavenging
  • Brakes
  • Engines
  • Fuel consumption
  1 Citation (Scopus)

• Novel approaches to improve the gas exchange process of downsized turbocharged spark-ignition engines: a review

  Hu, B., Akehurst, S. & Brace, C., 1 Aug 2016, In: International Journal of Engine Research. 17, 6, p. 595-618 24 p.

  Research output: Contribution to journal › Article › peer-review

  • Internal combustion engines
  • Engines
  • Gases
  • Pressurization
  • Superchargers
  20 Citations (Scopus)

• Numerical investigation of two-stage turbocharging systems performance

  Avola, C., Copeland, C., Burke, R. & Brace, C., 9 Oct 2016, ASME 2016 Internal Combustion Engine Fall Technical Conference, ICEF 2016. American Society of Mechanical Engineers (ASME), ICEF2016-9449

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Compressors
  • Heat transfer
  • Exhaust gases
  • Internal combustion engines
  • Air
  4 Citations (Scopus)

• Position Estimation and Autonomous Control of a Quad Vehicle

  Feng, Y., Iravani, P. & Brace, C., 14 Sep 2016.

  Research output: Contribution to conference › Paper › peer-review

• Stochastic dynamic programming in the real-world control of hybrid electric vehicles

  Vagg, C., Akehurst, S., Brace, C. & Ash, L., 31 May 2016, In: IEEE Transactions on Control Systems Technology. 24, 3, p. 853-866 14 p.

  Research output: Contribution to journal › Article › peer-review

  • Powertrains
  • Hybrid vehicles
  • Dynamic programming
  • Dynamometers
  • Controllers
  42 Citations (Scopus)

  153 Downloads (Pure)

• Thermal management of a low cost range extender for electric vehicles

  Agarwal, A., Rodrigues, L., Liu, D., Lewis, A. G. J., Akehurst, S., Brace, C. J., Kirkpatrick, G. & Ash, L., 2016, Proceedings of the 6th Hybrid and Electric Vehicles Conference (HEVC 2016). Institution of Engineering and Technology, p. 16

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Temperature control
  • Coolants
  • Electric vehicles
  • Engines
  • Costs
  2 Citations (Scopus)
• 2015

  Adaptive Input and Parameter Estimation with Application to Engine Torque Estimation

  Na, J., Herrmann, G., Burke, R. & Brace, C., 15 Dec 2015.

  Research output: Contribution to conference › Paper › peer-review

  Open Access

  File
  15 Citations (Scopus)

  127 Downloads (Pure)

• A New De-throttling Concept in a Twin-Charged Gasoline Engine System

  Hu, B., Copeland, C., Lu, P., Akehurst, S., Brace, C., Turner, J. W. G., Romagnoli, A. & Martinez-Botas, R., 14 Apr 2015, In: SAE International Journal of Engines. 8, 4, p. 1553-1561

  Research output: Contribution to journal › Article › peer-review

  • Superchargers
  • Gasoline
  • Engines
  • Speed control
  • Engine cylinders
  7 Citations (Scopus)

• A review of the application of variable geometry turbines to the downsized gasoline engine

  Tang, H., Pennycott, A., Akehurst, S. & Brace, C., Oct 2015, In: International Journal of Engine Research. 16, 6, p. 810-825

  Research output: Contribution to journal › Article › peer-review

  • Gasoline
  • Turbines
  • Engines
  • Geometry
  • Exhaust manifolds
  21 Citations (Scopus)

• A throttle loss recovery concept using an expander for a 2.0 litre turbocharged gasoline engine

  Lu, P., Hu, B. & Brace, C., 2015, ASME Turbo Expo 2015: Turbine Technical Conference and Exposition: Volume 8: Microturbines, Turbochargers and Small Turbomachines; Steam Turbines. American Society of Mechanical Engineers (ASME)

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Gasoline
  • Recovery
  • Engines
  • Brakes
  • Pressure drop

• Don’t let the VW emissions scandal destroy your faith in the car industry

  Brace, C., 26 Nov 2015, The Conversation.

  Research output: Contribution to specialist publication › Article

  Open Access

  • Automotive industry
  • Industry

• Explore and Extend the Effectiveness of Turbo-compounding in a 2.0 litres Gasoline Engine

  Lu, P., Brace, C. & Hu, B., 14 Apr 2015, SAE Technical Papers. April ed. SAE International, Vol. 2015-April.

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Gasoline
  • Engines
  • Turbines
  • Superchargers
  • Air intakes
  2 Citations (Scopus)

• Fuel efficiency optimization for a divided exhaust period regulated two-stage downsized SI engine

  Hu, B., Akehurst, S., Brace, C., Lu, P., Copeland, C. D. & Turner, J. W. G., Jun 2015, Microturbines, Turbochargers and Small Turbomachines; Steam Turbines. U. S. A.: American Society of Mechanical Engineers (ASME), Vol. 8. p. V008T23A012 10 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Scavenging
  • Engines
  • Intake valves
  • Gases
  • Electric sparks

• Investigation into the benefits of reduced oil flows in internal combustion engines

  Burke, R. D., Brace, C. J., Stark, R. & Pegg, I., 1 Jun 2015, In: International Journal of Engine Research. 16, 4, p. 503-517 15 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Internal combustion engines
  • Oils
  • Pumps
  • Engines
  • Engine cylinders
  5 Citations (Scopus)

  257 Downloads (Pure)

• Modelling and heuristic control of a parallel hybrid electric vehicle

  Enang, W., Bannister, C., Brace, C. & Vagg, C., 1 Sep 2015, In: Proceedings of the Institution of Mechanical Engineers, Part D: Journal of Automobile Engineering. 229, 11, p. 1494-1513 20 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Hybrid vehicles
  • Braking
  • Fuel consumption
  • Powertrains
  • Electric motors
  18 Citations (Scopus)

  235 Downloads (Pure)

• Novel approaches to improve the gas exchange process of downsized turbocharged SI engines – A review

  Hu, B., Akehurst, S. & Brace, C., 2015, In: International Journal of Engine Research. p. 1 - 24 24 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Pressurization
  • Engines
  • Gases
  • Air
  20 Citations (Scopus)

  96 Downloads (Pure)

• Predicting the nitrogen oxides emissions of a diesel engine using neural networks

  Zhang, Q., Pennycott, A., Burke, R., Akehurst, S. & Brace, C., 14 Apr 2015, SAE Technical Papers. SAE International

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Nitrogen oxides
  • Diesel engines
  • Neural networks
  • Engines
  • Calibration
  3 Citations (Scopus)

• Review of turbocharger mapping and 1D modelling inaccuracies with specific focus on two-stage systems

  Avola, C., Copeland, C., Duda, T., Burke, R., Akehurst, S. & Brace, C., 2 Jul 2015, SAE 12th International Conference on Engines & Vehicles (ICE), 2015. SAE International, 18 p. 2015-24-2523

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Compressors
  • Turbines
  • Engines
  • Powertrains
  • Internal combustion engines
  4 Citations (Scopus)

• SuperGen on ultraboost: variable-speed centrifugal supercharging as an enabling technology for extreme engine downsizing

  Turner, J. W. G., Popplewell, A., Marshall, D. J., Johnson, T. R., Barker, L., King, J., Martin, J., Lewis, A. G. J., Akehurst, S., Brace, C. J. & Copeland, C. D., 14 Apr 2015, In: SAE International Journal of Engines. 8, 4, p. 1602-1615 13 p.

  Research output: Contribution to journal › Article › peer-review

  • Superchargers
  • Engines
  • Fuel economy
  • Crankshafts
  • Transient analysis
  11 Citations (Scopus)

• The potential of catalysed exhaust gas recirculation to improve high-load operation in spark ignition engines

  Parsons, D., Akehurst, S. & Brace, C., Jun 2015, In: International Journal of Engine Research. 16, 4, p. 592-605

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Exhaust gas recirculation
  • Internal combustion engines
  • Gases
  • Combustion knock
  • Catalysis
  6 Citations (Scopus)

  166 Downloads (Pure)

• Turbocompounding coupled with a CVT driven supercharger

  Brace, C. & Lu, P., 2015.

  Research output: Contribution to conference › Paper › peer-review
• 2014

  1-D simulation study of divided exhaust period for a highly downsized turbocharged SI engine - scavenge valve optimization

  Hu, B., Akehurst, S., Brace, C., Copeland, C. & Turner, J., 1 Apr 2014, In: SAE International Journal of Engines. 7, 3, p. 1443-1452

  Research output: Contribution to journal › Article › peer-review

  • Engines
  • Exhaust gases
  • Gases
  • Turbines
  • Exhaust manifolds
  13 Citations (Scopus)

• A new turboexpansion concept in a twin-charged engine system

  Hu, B., Copeland, C., Brace, C., Akehurst, S., Romagnoli, A., Martinez-Botas, R. & Turner, J., 13 Oct 2014, SAE Technical Paper. SAE International, 2014-01-2596

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Engines
  • Superchargers
  • Turbines
  • Compressors
  • Temperature
  4 Citations (Scopus)

• Assessment of supercharging boosting component for heavily downsized gasoline engines

  Romagnoli, A., Wan-Salim, W. S. I., Gurunathan, B. A., Martinez-Botas, R. F., Turner, J. W. G., Luard, N., Jackson, R., Matteucci, L., Copeland, C., Akehurst, S., Lewis, A. G. J. & Brace, C. J., 1 Jan 2014, Institution of Mechanical Engineers - 11th International Conference on Turbochargers and Turbocharging. Woodhead Publishing Ltd., p. 13-26 14 p.

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Gasoline
  • Engines
  • Superchargers
  • Powertrains
  • Air
  8 Citations (Scopus)

• Assessment of the supercharging boosting component for heavily downsized gasoline engines

  Copeland, C., Romagnoli, A., Wan-Salim, W. B., Gurunathan, B., Martinez-Botas, R., Turner, J., Luard, N., Jackson, R., Matteucci, L., Brace, C., Akehurst, S. & Lewis, A., 2014, IMECHE Turbocharger and Turbocharging Proceedings, 2014. IMechE Conference Transactions

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Gasoline
  • Engines
  • Superchargers
  • Powertrains
  • Air

• Characterisation of torque converter dampers: A novel method for exciting dampers through torque pulsation generation

  Aurora-Smith, A., Akehurst, S., Brace, C., Bannister, C., Wicksteed, B. & Biggs, S., 1 Jan 2014.

  Research output: Contribution to conference › Paper › peer-review

  • Torque converters
  • Torque
  • Engines
  • Engine cylinders
  • Crankshafts
  2 Citations (Scopus)

• Dynamic modelling of diesel engine emissions using the parametric Volterra series

  Burke, R. D., Baumann, W., Akehurst, S. & Brace, C. J., 1 Feb 2014, In: Proceedings of the Institution of Mechanical Engineers, Part D: Journal of Automobile Engineering. 228, 2, p. 164-179 16 p.

  Research output: Contribution to journal › Article › peer-review

  Open Access

  File

  • Diesel engines
  • Engines
  • Exhaust gas recirculation
  • Nitrogen oxides
  • Dynamometers
  12 Citations (Scopus)

  183 Downloads (Pure)

• Experimental and analytical investigation of implementing a ball bearing turbocharger on a production diesel engine

  Zhang, N., Burke, R. D., Duda, T., Brace, C. J., Akehurst, S., Capon, G., Dowell, P. G. & Davies, P., 13 May 2014.

  Research output: Contribution to conference › Paper › peer-review

  2 Citations (Scopus)

• Model-based Optimal Control of a Hybrid Electric Vehicle Using Stochastic Dynamic Programming

  Vagg, C., Akehurst, S., Brace, C. J. & Ash, L., 15 May 2014.

  Research output: Contribution to conference › Paper › peer-review

  • Hybrid vehicles
  • Dynamic programming
  • Controllers
  • Dynamometers
  • Chassis

• Simulation study of divided exhaust period for a regulated two-stage downsized SI engine

  Hu, B., Brace, C., Akehurst, S., Copeland, C. & Turner, J., 13 Oct 2014.

  Research output: Contribution to conference › Paper › peer-review
  2 Citations (Scopus)

• Simulation study of divided exhaust period for a two-stage-regulated downsized SI engine

  Hu, B., Brace, C., Akehurst, S., Copeland, C. & Turner, J., 2014, SAE Technical Paper. SAE International, 2014-01-2550

  Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

  • Engines
  • Turbines
  • Combustion knock
  • Scavenging
  • Pipe
  2 Citations (Scopus)

• Split exhaust period for extremely downsized turbocharged SI engine

  Hu, B., Brace, C. J., Akehurst, S., Copeland, C. & Turner, J. W. G., 2014.

  Research output: Contribution to conference › Paper
  2 Citations (Scopus)

• The application of the superGen electromechanical centrifugal supercharger to the ultraboost extreme downsizing engine

  Turner, J. W. G., Marshall, D., Patel, R., Popplewell, A., Richardson, S., Barker, L., Martin, J., Lewis, A. J. G., Akehurst, S., Brace, C. J. & Copeland, C. D., 6 Oct 2014.

  Research output: Contribution to conference › Other