AOPA Pilot Magazine - February 2021 - 34

PILOT BRIEFING

FUTURE FLIGHT |

VoltAero's Cassios
Hybrid power for 200 knots and long legs
BY THOMAS A. HORNE

WHEN YOU THINK of the growing batch of eVTOLs and other
The company has been evaluating candidate motors
lithium battery-powered aircraft, your mind is usually drawn and propellers using a Cessna Skymaster, which it calls a
to four- or five-seaters. VoltAero, a French company, has Cassio I, as a flying testbed. Two Safran electric motors are
another idea. It's developing what it calls its Cassio series mounted on the wings, and their batteries are located in the
of hybrid-powered four- to 10-seat aircraft, two of which Skymaster's twin booms. Hybrid powerplants are mounted
are aimed at the air taxi, charter, and utility markets. Hybrid in the aft fuselage, with their batteries in the nose section
power systems make sense because they use both batteries and avgas in the airplane's wing tanks.
and gasoline-burning internal combustion engines (ICEs).
The Cassio project has attracted the European Union
This can provide benefits beyond system redundancy and Innovation Council's interest. Under its Green Deal Strategy
higher power ratings. Battery and ICE power can be teamed and Recovery Plan, VoltAero was awarded an initial grant of
up for takeoffs, or for high-speed
2.1 million euros (about $2.5 million),
cruising. When low-noise takeoffs
with eligibility for additional funding
To see the testbed in flight go to
and landings are priorities, battery
of 300 million euros ($358 million).
voltaero.aero/en/feature-stories/
power alone can drive any electric
The company says the Cassio 330
voltaero-flight-video/
motors. And after an electric-only
will be the first of the line to earn
takeoff, ICEs can be fired up to both
certification under European Union
recharge batteries and boost en route speed and range.
Aviation Safety Agency (EASA) CS-23 rules and the first to
VoltAero's concepts use sleek fuselages, forward canards, enter service, sometime in 2023. CS (Certification Standard)
straight wings, and twin-boom tails supporting wide-span hori- 23 regulations are close analogues to the United States' FAR
zontal stabilizers. Performance claims are impressive: Its Cassio Part 23 certification rules, so there is promise of reciprocal
330 will be a four-seater with an electric motor rated at 330 kW approval in the future-assuming U.S. rules finalize stan(about 442 horsepower) and a range of 54 nautical miles. The dards allowing for electrically powered and hybrid-powered
Cassio 480 will have six seats and a hybrid powerplant setup aircraft. With target takeoff and landing distances of 1,800
capable of a total of 480 kW (about 644 hp), and a range as feet, the Cassios could serve well at existing airports, espelong as 324 nm. The top-of-the-line model, the Cassio 600, will cially those located in or near metropolitan areas.
be a 10-seat hybrid with a whopping 600 kW (about 805 hp),
a 648-nm maximum range, and a 3.5-hour maximum endurvoltaero.areo
ance. Target maximum cruise speed for the Cassio 600 is 200
knots. Pricing for each of the Cassios has yet to be announced. EMAIL tom.horne@aopa.org

34 | AOPA PILOT February 2021


https://www.voltaero.aero/en/feature-stories/voltaero-flight-video/ https://www.voltaero.aero/en/

AOPA Pilot Magazine - February 2021

Table of Contents for the Digital Edition of AOPA Pilot Magazine - February 2021

Contents
AOPA Pilot Magazine - February 2021 - Intro
AOPA Pilot Magazine - February 2021 - Cover1
AOPA Pilot Magazine - February 2021 - Cover2
AOPA Pilot Magazine - February 2021 - Contents
AOPA Pilot Magazine - February 2021 - 2
AOPA Pilot Magazine - February 2021 - 3
AOPA Pilot Magazine - February 2021 - 4
AOPA Pilot Magazine - February 2021 - 5
AOPA Pilot Magazine - February 2021 - 6
AOPA Pilot Magazine - February 2021 - 7
AOPA Pilot Magazine - February 2021 - 8
AOPA Pilot Magazine - February 2021 - 9
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AOPA Pilot Magazine - February 2021 - 16
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AOPA Pilot Magazine - February 2021 - 26
AOPA Pilot Magazine - February 2021 - 27
AOPA Pilot Magazine - February 2021 - 28
AOPA Pilot Magazine - February 2021 - 29
AOPA Pilot Magazine - February 2021 - 30
AOPA Pilot Magazine - February 2021 - 31
AOPA Pilot Magazine - February 2021 - 32
AOPA Pilot Magazine - February 2021 - 33
AOPA Pilot Magazine - February 2021 - 34
AOPA Pilot Magazine - February 2021 - 35
AOPA Pilot Magazine - February 2021 - 36
AOPA Pilot Magazine - February 2021 - 37
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AOPA Pilot Magazine - February 2021 - 40
AOPA Pilot Magazine - February 2021 - 41
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AOPA Pilot Magazine - February 2021 - 43
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AOPA Pilot Magazine - February 2021 - 71
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AOPA Pilot Magazine - February 2021 - 73
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AOPA Pilot Magazine - February 2021 - Cover3
AOPA Pilot Magazine - February 2021 - Cover4
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