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Exploring groundbreaking propulsion technologies to deliver better performance, higher efficiency, and more environmentally friendly mobility solutions for the future of transport.
COMPANY PROFILE
Advanced Propulsion Technologies Pty Ltd
COMPANY OVERVIEW
Advanced Propulsion Technologies Pty Ltd is an Australian research and development enterprise dedicated to inventing the next generation of propulsion systems for air, land, and sea transport. The company was established with a singular vision: to make every form of transportation cleaner, smarter, and more powerful — without sacrificing performance.
Founded as a knowledge-sharing platform in June 2022, the company has evolved into a comprehensive research organisation with expertise spanning multiple propulsion technologies. From hydrogen-powered aircraft and hypersonic combined cycle systems to electric marine vessels and hybrid rail solutions, Advanced Propulsion Technologies is working to eliminate the environmental footprint of global mobility.
OUR MISSION
To decarbonise global transportation by developing and advancing propulsion technologies that are zero-emission, highly efficient, and commercially viable — ensuring that planes, trains, cars, and boats can move people and goods quickly without polluting the planet.
OUR VISION
A world where sustainable mobility is not a compromise but a standard — where high-speed travel and environmental responsibility coexist, and where the skies, roads, and seas are cleaner for future generations.
CORE RESEARCH AREAS
Advanced Propulsion Technologies has developed a comprehensive research framework encompassing propulsion systems across air, land, and sea. Our expertise includes:
1. Hydrogen Propulsion Research
We have advanced the understanding of hydrogen-powered hypersonic propulsion cycles, offering strategic foresight into the future of high-speed, zero-carbon travel. Our research addresses one of the most challenging frontiers in sustainable mobility: achieving hypersonic speeds without carbon emissions.
2. Regional Aircraft Solutions
We have developed hybrid-electric and hydrogen fuel cell propulsion systems specifically tailored for UAVs and regional aircraft, enabling practical decarbonisation for short-to-medium range aviation. These solutions represent a concrete pathway to eliminating carbon emissions in the most widely used segment of air travel.
3. Commercial Airliner Pathways
Our research into hydrogen and e-fuel combustion engine technology is paving the way for zero-carbon flight on commercial airliners — addressing the largest source of aviation emissions. We are actively working to solve the most difficult challenge in transportation decarbonisation.
4. Comprehensive Propulsion Catalogue
We have documented and analysed seventeen distinct propulsion systems, creating a valuable knowledge resource for engineers, researchers, and enthusiasts exploring the future of mobility. This catalogue spans:
Continuous-combustion internal combustion engine (gas turbine, scramjet, ramjet)
Intermittent-combustion internal combustion engine (reciprocating piston, rotary)
Turbofan aircraft engines
Hypersonic combined cycle systems
Automotive hybrid electric systems
Battery electric vehicles (BEV)
Fuel cell electric vehicles (FCEV)
Propeller-based systems for aircraft and marine use
Locomotive and marine engines
5. Global Community Building
We have established an ongoing dialogue with visionary engineers, designers, and researchers worldwide, all united by the mission of building a cleaner, faster, and smarter mobility ecosystem.
BUSINESS SCOPE
Advanced Propulsion Technologies Pty Ltd operates within the following areas:
Category
Description
Research & Development
R&D into hydrogen propulsion, hybrid-electric systems, fuel cell technology, battery electric systems, and hypersonic combined cycle engines for aviation, automotive, marine, and rail applications
Technology Consultancy
Strategic advisory services on sustainable propulsion system design, decarbonisation pathways, and emerging mobility technologies
Engineering Analysis
Technical assessment and feasibility studies for propulsion system integration across transport sectors
Knowledge Publishing
Documentation and dissemination of propulsion system research, technical catalogs, and industry insights
Collaborative Innovation
Partnership facilitation and community engagement connecting engineers, researchers, and industry stakeholders in sustainable mobility
Prototype Development
Design and development of next-generation propulsion systems for zero-carbon transport applications
OUR COMMITMENT
Aviation remains one of the most difficult sectors to decarbonise. Advanced Propulsion Technologies has positioned itself at the forefront of solving this challenge. Our work on hydrogen-powered hypersonic propulsion cycles, practical hybrid-electric fuel cell systems for regional aircraft, and hydrogen combustion engine technology for commercial airliners represents a concrete pathway to eliminating aviation's carbon footprint.
We take deep pride in knowing that our work directly contributes to cleaner skies and a more sustainable future for global travel.
Advanced Propulsion Technologies Pty Ltd — Engineering the future of sustainable mobility.
Mission of the project
Mission of the project
To connect visionary engineers, designers, researchers, and enthusiasts with cutting-edge propulsion concepts that accelerate travel and logistics while reducing emissions, minimizing ecological footprints, and enhancing accessibility for communities worldwide — building a future where movement is not just efficient, but truly sustainable and inspiring.
Sample activities
Sample activities
Hydrogen-Powered Propulsion for Zero-Carbon Flight
Hydrogen-Powered Propulsion for Zero-Carbon Flight
Description:
Advanced Propulsion Technologies focuses on enabling zero-carbon flight through hydrogen-powered propulsion systems. This effort includes research on hydrogen-powered hypersonic propulsion cycles, hybrid-electric and hydrogen fuel cell propulsion systems for UAVs and regional aircraft, and hydrogen/e-fuel combustion engine technology for commercial airliners. The goal is to provide practical decarbonization pathways for aviation while maintaining performance and range.
Why It Matters:
Aviation is one of the hardest sectors to decarbonize due to its high power requirements and weight constraints. Traditional battery-electric solutions cannot yet support long-haul or high-speed flight. Hydrogen offers a unique combination of high energy density per unit mass and zero carbon emissions (producing only water vapor as a byproduct). By advancing hydrogen propulsion technologies, this effort directly addresses the urgent need to reduce aviation's significant contribution to global greenhouse gas emissions, while enabling the continued growth of global travel and commerce without environmental compromise.
Rocket Based Combined Cycle (RBCC) for Hypersonic Aircraft
Rocket Based Combined Cycle (RBCC) for Hypersonic Aircraft
Description:
This effort integrates a rocket engine with a ramjet/scramjet in a single, modular flowpath. The rocket provides thrust from a standstill (takeoff) and acts as the combustor for the ramjet mode at lower hypersonic speeds. This design enables seamless transition from takeoff all the way to high hypersonic flight, solving the "ramjet starting problem" — the challenge that ramjets cannot operate without already being at high initial speeds.
Why It Matters:
Hypersonic travel (speeds above Mach 5) has the potential to revolutionize global transportation, reducing intercontinental flights from hours to minutes. However, no single engine type can efficiently operate from takeoff through hypersonic speeds. Traditional rockets are powerful but inefficient in the atmosphere, while ramjets and scramjets cannot launch from a standstill. RBCC technology elegantly bridges this gap by combining both propulsion modes into one system. Advancing RBCC propulsion brings the dream of routine, rapid, long-distance Earth travel — and more efficient access to space — closer to reality, transforming how people and goods move across the globe.
Automotive Fuel Cell Electric (FCEV)
Automotive Fuel Cell Electric (FCEV)
Description:
This effort involves hydrogen fuel cell vehicles, where a hydrogen fuel cell generates electricity through an electrochemical reaction with oxygen to power an electric motor. The only tailpipe emission is water vapor. FCEVs combine the benefits of electric drive (quiet operation, instant torque, high efficiency) with the practical advantages of fast refueling (comparable to gasoline vehicles) and long driving range.
Why It Matters:
While battery electric vehicles (BEVs) have gained significant traction for personal transportation, they face inherent limitations for heavy-duty applications such as long-haul trucking, buses, and fleet vehicles. BEVs require long charging times and large, heavy battery packs that reduce payload capacity. FCEVs overcome these barriers by offering rapid refueling (minutes instead of hours) and consistent range regardless of weather or load. This makes hydrogen fuel cell technology a critical complementary solution for decarbonizing sectors where batteries fall short — including freight transport, logistics, and high-utilization commercial fleets — accelerating the transition to a truly comprehensive zero-emission transportation ecosystem.
Turbine Based Combined Cycle (TBCC) for Hypersonic Aircraft
Turbine Based Combined Cycle (TBCC) for Hypersonic Aircraft
Description:
This effort integrates a turbofan or turbojet engine with a ramjet/scramjet into a single propulsion system. The turbine engine operates from takeoff to low supersonic speeds, after which the vehicle transitions to the ramjet or scramjet mode for hypersonic flight. This approach requires careful integration and advanced thermal management to handle the extreme conditions across different flight regimes.
Why It Matters:
While Rocket Based Combined Cycle (RBCC) systems offer raw power, they are less fuel-efficient within the atmosphere during initial acceleration. TBCC systems address this limitation by leveraging turbine engines — which are significantly more fuel-efficient than rockets in atmospheric flight — for the takeoff and acceleration phase up to low supersonic speeds. This efficiency advantage translates to greater range, reduced fuel mass, lower operational costs, and the ability to carry more payload. For practical hypersonic travel to become a commercial reality rather than just an experimental endeavor, efficiency is just as critical as raw performance. TBCC technology offers a more sustainable and economically viable pathway to routine hypersonic flight, bringing together the best of proven turbine engine efficiency with the extreme speed capabilities of scramjets.
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