FlyZero

FlyZero
Type	Concept study
Manufacturer	Royal Academy of Engineering / ZeroAvia
Status	Concept (2019–2021)

FlyZero

FlyZero was a UK government‑backed conceptual study into zero‑emission commercial aircraft, led by the Royal Academy of Engineering in partnership with the UK Department for Business, Energy and Industrial Strategy and a consortium of aerospace firms. The project brought together academics, manufacturers and research organisations to explore hydrogen propulsion, novel aerodynamics and aircraft configurations aimed at replacing short‑ and medium‑haul jets. Drawing on expertise from established firms and institutions, the study informed subsequent research, policy and industrial investment decisions across the European Union, United Kingdom, United States, and international aerospace organisations.

Overview

FlyZero was initiated as a rapid, cross-disciplinary feasibility study that surveyed technologies, supply chains and market needs for a zero‑emission future for air transport. The study convened contributors from the Royal Aeronautical Society, Airbus, Boeing, Rolls‑Royce, BAE Systems, Pratt & Whitney, Safran, Bombardier, Leonardo S.p.A., GKN Aerospace, MTU Aero Engines, and research bodies such as the UK Research and Innovation and Cranfield University. It assessed hydrogen fuel‑cell and hydrogen‑combustion options alongside electric and hybrid architectures, mapping considerations for regulatory authorities such as the European Union Aviation Safety Agency and the Civil Aviation Authority (United Kingdom). The report aimed to inform stakeholders including airlines like British Airways, easyJet, Lufthansa, KLM, and Air France about potential fleet transition pathways and timelines.

Design and Technology

The FlyZero study explored multiple airframe configurations and propulsion concepts, evaluating tradeoffs in range, capacity and weight. The team modelled transonic tube‑and‑wing designs, blended wing bodies and distributed propulsion arrangements with input from industrial partners like Airbus Defence and Space and Meggitt. Hydrogen storage options—liquid hydrogen tanks, cryogenic systems and novel composite fuel cells—were assessed with materials expertise from University of Cambridge, Imperial College London, University of Manchester and laboratories such as National Physical Laboratory (United Kingdom). For propulsion, the study compared gas turbine adaptations from Rolls‑Royce plc to fuel‑cell stacks supplied in concept by firms akin to ZeroAvia and electrochemical specialists with ties to Siemens and ABB. Avionics, thermal management and systems integration considerations referenced standards and practices from International Civil Aviation Organization and European Organisation for the Safety of Air Navigation collaborators.

Sustainability and Environmental Goals

FlyZero positioned hydrogen as a route to meet emissions reduction targets set by bodies including the Intergovernmental Panel on Climate Change, the Committee on Climate Change (United Kingdom), and national commitments under the Paris Agreement. The study modelled lifecycle emissions and well‑to‑wake pathways, consulting lifecycle analysts from institutes such as Tyndall Centre for Climate Change Research and University of Oxford. Airframe and propulsion efficiency improvements were paired with alternative fuels analysis drawing on research from Energy Technologies Institute and advisory groups aligned with the International Air Transport Association and Air Transport Action Group. FlyZero also addressed airport infrastructure implications involving operators like Heathrow Airport Holdings, regional authorities represented by Transport for London and port authorities across the Channel Islands and Scotland.

Industry Collaboration and Funding

FlyZero was funded through a combination of public grant support and industry in‑kind contributions, coordinated by the Royal Academy of Engineering with engagement from government departments including the Department for Transport (United Kingdom). Consortium partners ranged from multinational manufacturers to specialist suppliers and academic teams at institutions like University of Bristol, University of Sheffield, University of Cambridge, and Imperial College London. The study served as a catalyst for later investments by corporations and venture capital linked to entities such as Boeing HorizonX, Airbus Ventures, and green finance initiatives from banks like HSBC and Barclays. It was referenced in policy discussions at forums including the Paris Air Show and Farnborough Airshow.

Reception and Impact

The FlyZero report received attention from airlines, manufacturers and regulators, prompting technical workshops with stakeholders including easyJet, Ryanair, IAG (airline group), Virgin Atlantic, and state bodies such as Scottish Government and Department for Business, Energy and Industrial Strategy. Commentators in media outlets and trade publications compared FlyZero’s scenarios with roadmaps published by Airbus for hydrogen aircraft and initiatives from ZeroAvia and Universal Hydrogen. The study influenced research agendas at universities and national laboratories including Cranfield University, UK Atomic Energy Authority (in hydrogen handling cross‑cutting studies), and collaborative EU projects coordinated through Horizon 2020. Industry analysts at firms like McKinsey & Company, Roland Berger, and PricewaterhouseCoopers cited the work when modelling fleet decarbonisation pathways.

Future Developments and Legacy

FlyZero’s legacy lies in shaping technical, regulatory and investment conversations around hydrogen aviation, informing programmes by manufacturers and startups that include Airbus, Rolls‑Royce, ZeroAvia, Universal Hydrogen, and established OEM suppliers. Its outputs guided follow‑on feasibility studies, demonstrator projects and infrastructure pilots at airports such as Heathrow Airport and regional hubs in Scotland and Wales. The study remains a reference for policy makers in the United Kingdom and European institutions planning research funding through frameworks like Horizon Europe and industry roadmaps presented to bodies including the International Civil Aviation Organization and European Commission.

Category:Aircraft concepts