Porsche hydrogen V8 could produce 440kW


Porsche has developed a hydrogen-powered V8 engine able to pumping out comparable efficiency figures to its strongest petrol items… in simulations.

The German carmaker, which can be closely invested in artificial fuels, says a 4.4-litre V8 engine powered by hydrogen might pump out round 440kW of energy primarily based on its simulations.

In these simulations, Porsche says the hydrogen-fuelled engine might haul a 2650kg automotive across the Nurburgring in 8:20.00 – round 40 seconds slower than the lightened, powered-up Porsche Cayenne Coupe Turbo GT.

“Neither hydrocarbons nor carbon monoxide” are emitted, and the simulated hydrogen V8 runs lean to maintain nitrogen oxide emissions beneath the boundaries being put ahead by the European Union for its tighter Euro 7 normal with out an exhaust remedy system.

Key to the engine’s efficiency are its electrically-boosted turbochargers. A variety of ideas are being explored, a few of which use expertise lifted from motorsport to play good with the hydrogen engine.

A few of these ideas are specified by the diagrams above, every of which includes some mixture of electrical help for the compressor, variable consumption vanes for the turbochargers, and totally different valve methods to permit the turbos to work in tandem.

Porsche says the problem lay in making the turbochargers ship sufficient “air mass”, regardless of the engine’s “decrease exhaust gasoline temperatures” making a “lack of vitality for his or her propulsion on the exhaust aspect”.

Don’t anticipate to see a hydrogen-fuelled Panamera or Cayenne any time quickly. Porsche says the hydrogen engine is “unlikely to enter manufacturing in its present type, however that wasn’t the objective of the mission anyway”.

“As an alternative, the main focus was on analyzing the technical potential of the choice drive expertise and increasing the capabilities of current engineering instruments,” it stated.

Porsche isn’t the one model taking a look at how hydrogen might be used to maintain efficiency vehicles as we all know them (or near it) alive.

Toyota has a hydrogen-powered GR Yaris idea operating an internal-combustion engine as an alternative of a gas cell, and even has a functioning Corolla racer powered by the identical expertise.

Hydrogen isn’t the one avenue Porsche is investigating in its bid to lengthen the lifetime of internal-combustion engines.

The model and its companions plan to provide 100 million litres of carbon-neutral eFuels per 12 months in Tasmania from 2026.

HIF International LLC, through which Porsche purchased a 12.5 per cent stake earlier in 2022, says its Carbon Impartial eFuel Plant will probably be positioned round 30km south of Burnie, Tasmania, with a design impressed by a comparable plant in Chile.

Development is on observe to kick off in 2024, forward of eFuel manufacturing beginning in the midst of 2026.

The plant is predicted to provide 190 tons of eFuel per day (as much as 100 million litres per 12 months) utilizing renewable vitality, and can function a 250MW electroliser.

In comparison with standard fossil fuels, which have between 30 and 40 parts, artificial fuels have as few as eight. There are fewer nasties hiding in eFuel, so it’s higher for engines and the setting. Porsche says it reduces emissions by round 85 per cent in comparison with as we speak’s unleaded.

MORE: Tasmania to provide eco-friendly eFuel for Porsche from 2026


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