Introduction
In this white paper, CAE and Xennial look at the benefits of the current Virtual Reality (VR)-based maintenance training as actively employed in classrooms through instructor-led sessions, aircraft simulation, and virtual walkarounds. We also explore the future benefits of combined VR and Artificial Intelligence (AI) technologies, by incorporating intelligent powered interactions, realistic avatars, and increasingly immersive experiences. Also visited are the exciting possibilities offered by Augmented Reality (AR) as a follow-on technician training tool, and a look to how the industry might collectively shape aircraft maintenance training, by embracing and advancing technologies that most broadly benefit stakeholders in a constantly evolving aviation ecosystem.
An urgent need
To secure a sustainable future in the aviation sector, it is vital to have a consistent flow of aviation technicians. CAE predicts a demand for approximately 402,000 skilled personnel in the next ten years. This emphasizes the need for new training methods that speed up learning and appeal to the younger generation of aircraft maintenance technicians. In this context, the emergence of XR technology offers an innovative and highly efficient industry solution for ensuring competency, readiness, and sufficient global growth of the aircraft maintenance workforce.
A solid background
In 1982, CAE’s Boeing 727 full-flight simulator became the world’s first commercial simulator to receive the new FAA Phase III Approval, certification entitling the user to conduct initial, transition, and recurrency training of flight crews entirely via simulation. Over the more than four decades since this innovation breakthrough, the aviation industry at large has grown in both recognition of and reliance upon simulation as an invaluable asset in honing the skills of aspiring pilots and other aviation personnel, providing them with realistic scenarios and hands-on experience. As such, simulation today is an integral part of industry training programs, and a significant contributor to optimized aviation safety worldwide, as demonstrated — in the context of technician training — by CAE’s successful recent piloting and implementation of one such program for Gulfstream G500/G600, and G650 aircraft.
Acknowledging the impact of Virtual Reality in accelerating learning for aircraft technicians
The use of VR continues to demonstrate a significant acceleration in knowlede retention. In the PricewaterhouseCoopers 2020 Soft Skills Training Efficacy Study, and its ensuing 2022 article: “What Does Virtual Reality and the Metaverse Mean for Training?”, VR use is shown to result in better retention rates compared to traditional training methods, as it leverages spatial memory and experiential learning. According to the study, VR learners were four times faster to train than in the classroom, and 275% more confident to apply skills learned after training.
Within the aviation industry, it is already accepted that aircraft technicians absorb and retain information more effectively when they engage with content in three- dimensional, immersive spaces. As such, training technicians within VR environments can provide highly engaging and effective skills-development and training experiences, enhancing their retention of knowledge by allowing them to experience and interact with aircraft, tools, and equipment, and with unprecedented access and efficiency. Such immersive experiences contribute to a deeper understanding and better retention of complex concepts and procedures particular to the aviation industry. As aviation organizations increasingly recognize the potential of VR in accelerating learning, the technology is poised to play a pivotal role in shaping the future of learning and training methodologies for aircraft technicians.
Seeing key benefits of using Virtual Reality for training aviation industry technicians
By leveraging VR for aircraft technician training, the aviation industry can realize substantial cost savings, increased training efficiency, and a higher return on investment (ROI). The technology’s ability to provide realistic and immersive learning experiences contributes to a well-prepared and skilled workforce, while contributing to the operational efficiency of the organization overall. Key among the many optimizing benefits:
Reduced need for physical equipment
VR allows technicians to train in virtual environments that replicate real aircraft systems and components, reducing or eliminating the need for physical aircraft and training equipment.
Minimized downtime for aircraft
With VR enabling training without physical interaction with the aircraft, downtime is reduced and more aircraft remain in service.
Cost-effective repetitive practice
VR facilitates repeated practice and simulations without consuming physical resources. Technicians can hone their skills in a virtual environment, practicing complex procedures as many times as needed without incurring additional costs for materials or equipment.
Safety training without physical risk
VR allows technicians to undergo training in virtual scenarios without exposing them to physical risks. This not only ensures a safer learning environment, but also minimizes potential loss of productivity due to injury during training.
Performance monitoring and evaluation
VR systems can digitally track and evaluate technician performance during training, identifying areas that may require additional focus and refinement, optimizing the training process and improving overall competence.
Adaptability to new aircraft models
As aviation technology evolves, VR training modules can be updated to incorporate new aircraft models and systems.
Assessing the advantages of Artificial Intelligence-Virtual Reality integration
The future convergence of AI and VR represents a transformative synergy which will revolutionize how we build immersive training and skills-development solutions within the aviation industry. As these technologies continue to evolve in tandem, the convergence of AI and VR is poised to redefine the boundaries of human interaction and pave the way for new and innovative applications across diverse domains within the aviation industry. Among the already existing or anticipated advances:
Ever-increasing enhancement of intelligent interactions
The constant evolution of AI is bringing increasingly advanced cognitive capabilities to VR, enabling more personalized experiences, and more dynamic content interaction within immersive environments.
Enriched and accelerated learning
By aiding adaption to user behaviour, predicting preferences, and generating randomized scenarios that are expected to lead to improved critical decision-making, AI can accelerate learning while elevating the overall training experiences.
Experiences progressively closer to the real thing
Integration of AI within VR contributes to the development of more sophisticated and realistic avatars to enhance real-time, multi-user instruction and collaboration. Conversational AI will add further user engagement through realistic and context-aware conversations with virtual entities.
A robust technological infrastructure
Establishing and maintaining a robust technological infrastructure is crucial for seamless AI-VR integration. This includes high-speed internet connectivity, VR hardware distribution, and compatibility with various devices, along with the integration of AI algorithms.
Best practices sharing worldwide
Collaboration with aviation institutes and training centres globally enhances the effectiveness of AI-VR integration. Sharing best practices and standardizing training modules ensures consistency across different regions and allows for collective advancement in the application of AI within VR.
Interactive learning modules
Developing interactive and engaging VR modules is also essential for success. These modules should cater to diverse learning styles and incorporate real-world scenarios. AI-driven adaptability can further enhance the effectiveness of such modules by personalizing the learning experience for individual trainees.
Increasing efficiency via Augmented Reality in technician training
AR holds exciting potential for training aircraft technicians by providing a follow-on tool to the skills learned in VR. Implementing AR for aircraft technician training can improve learning, overall efficiency, and safety in aircraft maintenance. As the technology continues to advance, it is likely to become an integral part of aerospace training programs. Here are some key areas where AR can be utilized for effective aircraft technician training:
Interactive guided maintenance procedures
AR can overlay digital information, such as step-by-step maintenance procedures, directly onto the technician’s field of view while working on an aircraft. This real- time guidance ensures that technicians follow correct procedures, enhancing accuracy and efficiency in their tasks.
Virtual mock-ups and simulations
AR can create virtual overlays of aircraft components, allowing technicians to interact with 3D models superimposed on the actual aircraft. This enables hands-on training without the need for physical mock-ups, reducing costs and facilitating repetitive practice.
Equipment familiarization
AR can be used to familiarize technicians with various aircraft components and systems before they physically interact with them. This pre-training helps build confidence and reduces the learning curve when working on the actual aircraft.
Safety training
AR can simulate hazardous scenarios or emergency situations, allowing technicians to practice safety procedures without putting them at risk. This immersive training enhances safety awareness and preparedness.
Performance monitoring
AR systems can track a technician’s actions and performance during training. This data can be used for assessment and feedback, enabling continuous improvement in skills, and identifying areas that may require additional training.
Implementing a comprehensive technical infrastructure
The successful implementation of VR technology depends on establishing a sound and dependable technical infrastructure. This includes the deployment of high-quality hardware and simulation models capable of rendering realistic and immersive virtual environments. Top among these, and the optimized training they foster, are:
High quality VR headsets
Today’s ever-more ergonomic, higher resolution, faster performing, and feature rich mixed-reality capable VR headsets are ideally suited to the task of training technicians in artificial environments.
Hand tracking technology for realistic interaction
A standout features of modern VR headsets, this functionality enables users to interact with the virtual environment using their hands, eliminating need for controllers in certain scenarios. It allows trainees within VR environments to manipulate virtual objects, operate controls, and perform intricate gestures as they would in a real-world setting.
This virtual realism in action
In the context of our current maintenance training program for Gulfstream G500/G600, and G650 aircraft, combined headset and hand tracking allows trainees to virtually grasp tools, inspect aircraft components, and manipulate intricate systems. This level of realism enhances training effectiveness by closely mirroring physical actions required in real-world maintenance procedures.
Leading the way with emerging technologies
The outlook for VR, AI, and AR in aircraft maintenance training is promising, with the potential for continued innovation and advancements. By embracing emerging technologies and fostering collaboration, the aviation industry can ensure that VR becomes a pillar in preparing technicians for the challenges of tomorrow.
As the aviation industry embraces innovative technologies for aircraft maintenance training, it is necessary to consider the trajectory of emerging technologies that could further enhance training methodologies. The continuous evolution of VR and advancements in AR and AI holds the promise of even more sophisticated and comprehensive training solutions.
In conclusion, CAE and Xennial see collaboration across all aspects of industry adoption and integration as essential to the future of aircraft maintenance training through Extended Reality. Stakeholders including VR, AI and AR technology developers, aviation companies, educational institutions, and regulatory bodies, must collectively establish standards and best practices for XR-based training programs. By enabling a collaborative ecosystem, the aviation industry can accelerate their integration into mainstream maintenance training practices.
To learn more, click here for the VR Aircraft Maintenance Training whitepaper.