How do eVTOL aircraft work?
eVTOL aircraft are broadly categorized by their thrust type: multirotor, lift + cruise, tiltrotor, and vectored thrust. Each type utilizes different propulsion systems to achieve vertical takeoff and landing, and some also incorporate horizontal flight capabilities:
- Multirotor eVTOLs use multiple rotors (fixed propellers) to generate lift, similar to a helicopter. They are often designed for urban air mobility applications.
- Lift + cruise eVTOLs have dedicated lifting rotors for vertical flight and forward-facing propellers for cruising. They offer a balance between vertical and horizontal performance. Tiltrotor eVTOLs feature rotors that can tilt between vertical and forward flight, allowing for vertical takeoff and landing, as well as horizontal cruising.
- Vectored thrust eVTOLs use engines that can redirect their thrust, enabling both vertical and horizontal flight. eVTOLs can also be categorized by their energy source (i.e., electric/batteries, electric hybrid, electric/hydrogen) and pilot type (i.e., autonomous or piloted).
How will eVTOL aircraft be used?
eVTOLs offer the potential for a new dimension of transportation that combines the benefits of helicopters and airplanes. By using electric propulsion and vertical takeoff and landing capabilities, eVTOLs may reduce traffic congestion, provide quieter and cleaner transportation, and enable efficient point-to-point air travel within and around cities.
Beyond personal transportation, eVTOLs have potential applications in areas such as package delivery, emergency response, and even the military. As eVTOL technology matures and infrastructure develops, it may offer a more cost-effective and efficient transportation alternative.
eVTOLs can be used to access remote or isolated areas, making them useful for medical evacuations, delivery of goods, and other essential services. eVTOLs could also potentially be used for various public services, such as law enforcement surveillance, environmental monitoring, and infrastructure inspection.