BBC Top Gear Magazine

FUTURE PROOF

Startup car company? Try looking at the existing infrastruc­ture first, reckons Paul Horrell

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I’m standing at the Paris Motor Show looking at a brave new green car All I can think is I might be wrong here but too often the cleverest ideas turn out to be the dumbest

The car in question is branded NamX It’s a biggish electric crossover that’s been designed by Pininfarin­a Not a great start mind Of the few new cars at Paris most were also biggish electric crossovers from startups who’ve used the otherwise underemplo­yed Italian carrozzeri­a So far then so unexeption­al even if the NamX looks more distinctiv­e than those others from Wey Vinfast BYD et cetera

The real NamX difference is that it’s powered by electricit­y from a fuel cell rather than a battery And what’s even more different is that beyond the main fuel tank there’s also a space for smaller removable capsules So you don’t need a convention­al hydrogen filling station …they’re far apart and expensive to build† because you can have the capsules refilled with green hydrogen delivered to home Then just swap them out like the butane cartridge on your camping stove Or you can buy them at roadside pickˆup points Sound like your sort of car? You can preorder now online All major credit and debit cards accepted

“UNTIL WE HAVE UNLIMITED ELECTRICIT­Y, WE NEED TO USE IT AS SPARINGLY AS WE CAN”

It’s so clever Environmen­tal cost of battery manufactur­e? Solved! Recharging times? Solved! Hydrogen availabili­ty? Solved! CO’ emissions from petrol? Solved!

Yet so dumb First is now the time to try another form of infrastruc­ture? Electricit­y is on every street in every lamppost and building Yet still there isn’t enough investment to make charge spots by spurring off those wires Will we really get over the chicken and egg threshold of providing hydrogen capsule swap points even if the capsules are openˆsource standardis­ed?

Worse than that NamX ignores the efficiency disadvanta­ge of hydrogen Basically when you put a unit of electricit­y into producing green hydrogen you can drive a fuel cell car a mile Put that same unit directly into an EV’s battery and you can drive three miles Until we have unlimited electricit­y – don’t see that any time soon – we need to use it as sparingly as we can

That doesn’t mean hydrogen has no place It’s expensive to transmit electricit­y over long distances So when the world starts generating lots of low cost renewable energy in remote places – wind in the tundra solar in the deserts – then it’s a good idea to use this to produce green hydrogen and transport it to where the fuel cell vehicles are But frankly battery cars work well enough— hydrogen would be better used in trucks aircraft or home heating …Or we could use that remotely generated electricit­y to synthesise renewable ‘petrol’ for our existing cars †

So NamX is launching a new car that’s expensive has no brand awareness unproven technology no existing infrastruc­ture and a battle against the relentless inefficien­cy logic of its chosen fuel I wish it success I predict failure

TG’s eco-conscious megabrain, Paul Horrell, is one of the world’s most respected and experience­d car writers. Has attended every significan­t car launch since the Model T

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