Our Team

John McClelland

Chairman & Company Secretary

Financial and strategic guidance. Active in the field of engine design throughout his career.

Professional & Academic Achievements
  • Graduate apprenticeship/project designer, Ruston & Hornsby
  • Group Director/design director, Ricardo Consulting Engineers
  • Managing Director, AVL Powertrain Engineering
  • Chief Engineer (under contract), Lotus Engineering
  • Director (under contract), SouthWest Research Institute

Ian Gilbert

Managing Director

Responsible for all company operations. Wide experience as a design manager and project leader.

tel email
Professional & Academic Achievements
  • Designer GEC Energy Systems
  • Principal Engineer, Design, Ricardo Consulting Engineers
  • Executive Design Engineer (contract), Lotus Engineering
  • Design Supervisor, AVL Powertrain
  • Senior Manager, Engine Design, SouthWest Research Institute
Publications & Awards
  • 2014: Contributor to the “Base Engine Development” of the Encyclopedia of Automotive Engineering, John Wiley & Sons
  • SAE 2011-01-0403: Scuderi Split Cycle Research Engine: Overview, Architecture and Operation
  • SAE 2005-01-0769: Latchcam: A Camshaft Integrated 2-Mode Variable Valve Actuation System
  • IMechE 1992 “Multivalve High-Speed DI Diesel Engines”
  • FISITA 1992 “Gasoline Engine Efficiency – Design Solutions”
Patents
  • US-8534250 – Valve lash adjustment system for a split-cycle engine
  • US-8539920 – Valve lash adjustment system for a split-cycle engine
  • US-8763571 – Air supply for components of a split-cycle engine
  • US-8590497 – Split-cycle air-hybrid engine with expander deactivation
  • US-8677953 – Split-cycle air-hybrid engine with air expander and firing mode
  • US-8689745 – Split-cycle air-hybrid engine having a threshold minimum tank pressure

Riccardo Meldolesi

Technical Director

Responsible for R&D activities. Supervisor for all analysis and simulation work.

tel email
Professional & Academic Achievements
  • Engineer, Maserati Automobili
  • Principal Engineer, Ricardo Consulting Engineers
  • Analysis Manager (under contract), SouthWest Research Institute
Publications & Awards
  • SAE 2012-01-1013: Scuderi Split Cycle Engine: Air Hybrid Vehicle Powertrain Simulation Study
  • SAE 2011-01-0404: Scuderi Split Cycle Fast Acting Valvetrain: Architecture and Development
  • SAE 2005-01-0769: Latchcam: A Camshaft Integrated 2-Mode Variable Valve Actuation System
  • Leeds University course SI engine emissions, Nov 2003: Overview Of Future Trends In Gasoline Engine Technology For Low CO2 Emissions
  • Leeds University course SI engine emissions, Nov 2003: HCCI/CAI Engines: Future Combustion Systems For Ultra-Low Nox Emissions
  • Ricardo Software International User Conference, Detroit, 1999: The Use Of Valdyn In The Design Of The Valvetrain And Timing Drive Of The New Ferrari V8 Engine
Patents
  • US-9309765 – Rotary machine
  • US-7963259 – Hydro-mechanical valve actuation system for split-cycle engine
  • US-8151691 – Variable compression ratio piston with rate-sensitive response
  • US-8899207 – Cylinder head for an engine
  • US-8210138 – Split-cycle engine with pilot crossover valve
  • US-8763571 – Air supply for components of a split-cycle engine
  • US-8534250 – Valve lash adjustment system for a split-cycle engine
  • US-8539920 – Valve lash adjustment system for a split-cycle engine
  • US-8590497 – Split-cycle air-hybrid engine with expander deactivation
  • US-8677953 – Split-cycle air-hybrid engine with air expander and firing mode
  • US-8689745 – Split-cycle air-hybrid engine having a threshold minimum tank pressure
  • US-8813695 – Split-cycle engine with crossover passage combustion
  • US-8360019 – Pressure balanced engine valves
  • US-8707916 – Lost-motion variable valve actuation system with valve deactivation
  • US-8776740 – Lost-motion variable valve actuation system with cam phaser
  • GB 2428274 – I.C. engine valve actuation mechanism with independently variable timing and lift
  • GB 2428451 – Improvements to the adjustment of variable valve timing mechanisms of internal combustion engines
  • GB 2427897 – I.C. engine camshaft with fixed and slideable cams switchable between high-lift and low-lift modes
  • GB 2442813 – Camshaft assembly with moveable cam lobe

Mark Clements

Support Services Manager

Responsible for co-ordination of business activities not directly related to Design & Analysis.

tel email
Professional & Academic Achievements
  • Apprentice Machinist to Project Planning Engineer, Thomas Hatchard & Sons Ltd.
  • Manufacturing Engineer & Company Director, Advanced Machining Techniques Ltd.

John Eaton

Business Manager

Roving role for promotion of PTL. Global sourcing specialist for prototype & mass production.

Professional & Academic Achievements
  • Engine design and development experience, Ricardo Consulting Engineers
  • Manager Test Facilities Ricardo Consulting Engineers
  • Manager Support Services AVL Powertrain
  • Purchasing Manager Lotus Engineering
  • Manager Support Services (under contract), SouthWest Research Institute

Tony Perkins

Design Manager

Responsible for engineering design projects from concept to production. Extensive design experience of gasoline & diesel engines.

Professional & Academic Achievements
  • Graduate Engineer, Ricardo Consulting Engineers
  • Principal Engineer – Design, Ricardo Consulting Engineers
  • Manager, Engine Design (under contract) Southwest Research Institute
Publications & Awards
  • Design options & performance characteristics for 0.25-0.3 L per cyl HSDI Diesel engines. Euro IV Challenge – Future Technologies & Systems, Seminar, I.Mech.E. Dec 1997
Patents
  • US-8534250 – Valve lash adjustment system for a split-cycle engine
  • US-8539920 – Valve lash adjustment system for a split-cycle engine
  • US-8763571 – Air supply for components of a split-cycle engine

Clive Lacy

Senior Design Analyst

Wide experience and expertise in mechanical analysis applied to engines and other machinery. Development of new analysis processes, software & simulation techniques.

Professional & Academic Achievements
  • Research Scientist, Southbank University
  • Design Analyst, AVL Powertrain Ltd
  • Design Analyst (under contract), Lotus Engineering
  • Senior Design Analyst (under contract), SouthWest Research Institute
  • PhD Chemical Engineering
Publications & Awards
  • SAE 2011-01-0404: Scuderi Split Cycle Fast Acting Valvetrain: Architecture and Development
  • SAE 2005-01-0769: Latchcam: A Camshaft Integrated 2-Mode Variable Valve Actuation System
Patents
  • US-9309765 – Rotary machine
  • US-7963259 – Hydro-mechanical valve actuation system for split-cycle engine
  • US-8534250 – Valve lash adjustment system for a split-cycle engine
  • US-8539920 – Valve lash adjustment system for a split-cycle engine

Nicholas Badain

Senior Performance Analyst

Wide experience in performance simulation, thermodynamic, fluid and acoustic analysis applied to engines, CHP and other machinery.

Professional & Academic Achievements
  • Graduate Engineer, NVH, Ricardo Consulting Engineers
  • Section Leader, Performance Simulation Group, Ricardo Inc, USA
  • Senior Engineer, Bastra Engineering, Italy
  • Senior Design Analyst (under contract), SouthWest Research Institute
Publications & Awards
  • SAE 2015-01-2775: Heavy-Duty Vehicle Fuel Saving Technology Analysis to Support Phase 2 Regulations
  • SAE 2012-01-1013: Scuderi Split Cycle Engine: Air Hybrid Vehicle Powertrain Simulation Study
Patents
  • US-8590497 – Split-cycle air-hybrid engine with expander deactivation
  • US-8677953 – Split-cycle air-hybrid engine with air expander and firing mode
  • US-8689745 – Split-cycle air-hybrid engine having a threshold minimum tank pressure

Daniel Eastwood

Senior Design Analyst

Responsible for mechanical and hydraulic analysis. Development of new analysis processes, software & simulation techniques.

Professional & Academic Achievements
  • Postgraduate Researcher, University of Sussex, Thermo-Fluid Mechanics Research Centre
  • Design Analyst (under contract), SouthWest Research Institute
Publications & Awards
  • PhD Thesis 2014 – “Investigation of Rim Seal Exchange & Coolant Re-Ingestion in Rotor Stator Cavities Using Gas Concentration Techniques”
  • Lead Author – “Experimental Investigation of Turbine Stator Well Rim Seal, Re-Ingestion and Interstage Seal Flows Using Gas Concentration Techniques and Displacement Measurements” ASME Journal of Engineering for Gas Turbines and Power
  • Co-Author – “An Investigation Into Numerical Analysis Alternatives For Predicting Re-Ingestion In Turbine Disc Rim Cavities” ASME Turbo Expo 2012 GT2012-68592
  • “Main Annulus Gas Path Interactions – Turbine Stator Well Heat Transfer” – ASME Turbo Expo 2012 GT2012-68588
  • “The Influence Of Turbine Stator Well Coolant Flow Rate And Passage Configuration On Cooling Effectiveness” – ASME Turbo Expo 2011 GT2011-46448
  • “Heat Transfer In Turbine Hub Cavities Adjacent To The Main Gas Path Including FE-CFD Coupled Thermal Analysis” – ASME Turbo Expo 2011 GT2011-45695

Mike Cranfield

Senior Design Engineer

Diverse experience of gasoline, LDD & HDD engine design and powertrain under bonnet packaging.

Professional & Academic Achievements
  • BSc (Hons) Automotive – Brighton University
  • Development Engineer – Paragon Porsche
  • Design Engineer – Ricardo UK Ltd
  • Senior Design Engineer – Ricardo UK Ltd

Malcolm Hales

Consultant – mCHP & Business Development

Specialist in mCHP, project management and business development.

Professional & Academic Achievements
  • Consultant – Turbocharged direct injection gasoline engine development, AVL Schrick Gmbh
  • Consultant – Vehicle emissions models in the urban environment, Ove Arup Ltd
  • Consultant – Design and development of a new diesel engine, AVL UK Ltd
  • Consultant – Development of a MCHP system, Whispertech Ltd
  • Consultant – Technical & commercial assessment of test facilities, Roush
  • Consultant – Hybrid powertrain for a city bus, Eneco Ltd
  • Consultant – Business development director, Dr Schrick Gmbh
  • Consultant – Fuel cell powertrains, Fuel Cell Systems Ltd
  • Senior Manager of Business Development, Ricardo Consulting Engineers Ltd
  • Manager of Light Duty Diesel Department, Ricardo Consulting Engineers Ltd

Jean-Pierre Pirault

Technical Specialist

Leading role in technology development. Wide experience of powertrain development in industry and at leading consultancies.

Professional & Academic Achievements
  • Research engineer on engine bearings at Vandervell Products
  • Development engineer at Ricardo Consulting Engineers
  • Manager of Research at Ford, Dunton
  • Chief Engineer powertrains, Jaguar Cars
  • Technical director, AVL Powertrain Engineering
  • Chief Engineer (under contract), Lotus Engineering
  • Technical Director (under contract), SouthWest Research Institute
Publications & Awards
  • SAE 2005-01-0995: Performance predictions for high efficiency stoichiometric spark ignited engines
  • SAE 2005-01-0769: Latchcam: A Camshaft Integrated 2-Mode Variable Valve Actuation System
  • SAE publications on hydrodynamic bearing lubrication analysis, engine strategic cooling, variable valve timing and high compression gasoline engines
  • IMechE papers on lean-burn, bulk detonation phenomena in SI high CR engines, SI injection system optimisation and direct mixture injection system and pressure charging
  • IMechE papers on lean-burn, bulk detonation phenomena in SI high CR engines, SI injection system optimisation and direct mixture injection system and pressure charging
  • Engine technology teaching at Cambridge University
  • UK Smart award to support camless valvetrain research
Patents
  • US-3771503 – Two-stroke internal combustion engines
  • US 8763571 – Air supply for components of a split-cycle engine
  • US 8151691 – Variable compression ratio piston with rate-sensitive response
  • US 7690337 – Spark plug location for split-cycle engine
  • GB 2428451 – Improvements to the adjustment of variable valve timing mechanisms of internal combustion engines
  • GB 2434404 – Camshaft assembly with fixed cams and slideable cam lobes
  • GB 2427897 – I.C. engine camshaft with fixed and slideable cams switchable between high-lift and low-lift modes
  • GB 2385888 – Variable lift I.C. engine camshaft assembly with selectively slideable camlobes
  • GB 2407360 – Six-cylinder four-stroke I.C. engine of boxer configuration
  • GB 2426550 – Four-cylinder four-stroke boxer configuration i.c. engine
  • GB 2428274 – I.C. engine valve actuation mechanism with independently variable timing and lift