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  1. Woosh

    Prices of the electricity we use to charge

    'And Europe will find itself locked into a toxic loop as Chinese-built EVs flood in'. You should blame Elon Musk and our capitalism for that. We don't mind where Elon has his cars made, as long as Tesla share price goes up year after year. He reckons Tesla share will be worth 3 times what it is...
  2. Woosh

    BMS Balancing "optional"

    Likely to be max continuous.
  3. Woosh

    Prices of the electricity we use to charge

    You don't need fast charging in most cases, 10kw charging is enough. All it needs is for the cars to negotiate between them when to charge.
  4. Woosh

    Prices of the electricity we use to charge

    Most people live near where they work, use their cars less than 15 miles a day. How long does it take to push 3-4 kwh into their battery? The rest of the battery's capacity can be rented to the national grid to balance the grid. The problem with the grid lies more in connecting new wind and...
  5. Woosh

    Prices of the electricity we use to charge

    that's a pretty good idea!
  6. Woosh

    Prices of the electricity we use to charge

    there are plenty of brand new, unsold electric cars in the world but not 13 millions of them in China. The point is in less than 30 years, most cars on the road will be pure electric.
  7. Woosh

    Woosh BBTS 68mm kit starts shipping

    you have to use the supplied crank and spider because they are made to action the torque sensor. The supplied chainring is made to BCD system and can be easily removed and replaced. I don't know the Q-factor for the supplied crankset from memory but when I get back to work, I can measure it for...
  8. Woosh

    Prices of the electricity we use to charge

    From gas filled solar tubes. I need to bring the temperature of the sand to around 50 degrees C.
  9. Woosh

    Prices of the electricity we use to charge

    That's why I wanted a sand battery. To store captured energy for days like today and yesterday.
  10. Woosh

    Curious about the difference between allowed wattage for 250W LPM ebikes and normal EU ebike legislation

    It's not just the label. In case the police or the insurance company asks you for a certificate of conformity, who is going to supply it if you make your own label?
  11. Woosh

    Prices of the electricity we use to charge

    I intend to use gas filled solar tubes in my garden to heat the sand, so it's entirely passive except for the pumps
  12. Woosh

    Prices of the electricity we use to charge

    I am mulling over using a sand battery to store heat during the day and use it for underfloor heating at night. Would that make economic sense?
  13. Woosh

    Curious about the difference between allowed wattage for 250W LPM ebikes and normal EU ebike legislation

    If you have not derestricted your bike, your motor will deliver less than 250W continuous on a flat road and on throttle to maintain 25kph. The problem arises only when people derestrict their bikes.
  14. Woosh

    Prices of the electricity we use to charge

    I think it would. The current SMR plan from RR does not mention cooperation with China but we know by experience that it would be inevitable. There are too many competitors vying for contracts, cooperation with other countries or companies is necessary. China has the production capability in...
  15. Woosh

    Prices of the electricity we use to charge

    China has production cost of its nuclear power at around 5.5 us cents per KWH. SMRs are supposed to keep production cost low so I have high hope that it'll be true.
  16. Woosh

    Prices of the electricity we use to charge

    SMR is the general concept for installation, maintenance and decommissioning. SMRs can bring production cost down to the level of wind and solar. I am pretty sure that companies like RR can bring a few good recipes to the party.
  17. Woosh

    Prices of the electricity we use to charge

    Tesla makes their cars in China and soon in Mexico and India, RR makes money on servicing so why not manufacture in China?
  18. Woosh

    Prices of the electricity we use to charge

    RR can do design work and get their reactors built in China.
  19. Woosh

    Prices of the electricity we use to charge

    That reminds me of what happens on amazon and eBay when suppliers run out of stock. They change the prices to something silly.
  20. Woosh

    Prices of the electricity we use to charge

    the world's first SMR has been installed last August. It is planned to supply 1 billion kWH a year, enough electricity for about 500,000 inhabitants of China's largest island. It saves about 800,000 tonnes of CO2 a year. That explains why RR shares went up so quickly since.