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Engr. Science

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Posts posted by Engr. Science

  1. Philippine telco company PLDT-Smart is directly competing against Starlink with their "Cell Site In The Sky" project. PLDT-Smart recently signed an agreement with AST SpaceMobile Inc., a U.S.-based satellite company. They're late in the game but at least Filipinos will have a makabayan choice in the next 2 to 4 years when Starlink finally starts service.

    Smart ASTlogos.png

    Smart AST.jpg

  2.  

    1189554008_NissanLeaf2021Back_webp.ab8e722a5762e7a510b69375845ad1c5

    The latest Nissan Leaf changes that with a standard e-Pedal feature. With e-Pedal active and the driver's foot removed from both pedals, regenerative braking slows the Leaf at 0.20 g—which our bodies experience as gentle deceleration. As the vehicle approaches a crawling pace and the motor's ability to slow the car fades, the Leaf's friction brakes automatically blend in to maintain the same rate of deceleration (if you need to stop more quickly, stomp the pedal). Once the car has stopped, e-Pedal will hold the Leaf in place on grades as steep as 30 percent, all without the driver ever touching the brake pedal.

    • Like 1
  3. Often, though, one-pedal driving becomes two-pedal driving as you slow to near walking speeds and need to stop completely. That’s because motor voltage decreases with motor rpm to the point that the regenerative electric output can't be stepped up above the battery's voltage. With nowhere to stash the low-voltage electricity, most EVs cancel regenerative braking and simply coast for the final few mph unless the driver engages the friction brakes by using the pedal.

    • Like 1
  4. 740419582_ChevyBolt2021frontinterior.png.ade036010327335fddc88d863fe12677.png

    Drivers have their own preferences, though, so some automakers make this function adjustable. A Chevrolet Bolt EV, for instance, can be braked nearly to a stop without touching its brake pedal by pulling a steering-wheel paddle, while the Volkswagen e-Golf slows more promptly if the shifter is engaged in a position marked B. On some other cars—including the Tesla Model 3 and the Jaguar i-Pace—adjustments are offered via the vehicle's touchscreen infotainment menu.

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  5. 1276775496_ScreenShot2021-06-27at10_16_07PM.png.4708b59ad7179a4aaf8f77cb08baaa46.png

    Carmakers have differing philosophies about how aggressively this regenerative function slows the car when the driver lifts off the accelerator pedal—as long ago as 2014 we noted that the BMW i3 was set up with such a strong regenerative system that it could bring the car all the way to a stop without the driver ever needing to touch the brake pedal. This feels strange at first but proves particularly useful in heavy traffic, and most people who've driven cars that allow one-pedal driving come to love it.

    • Like 1
  6. Many electric vehicles allow for "one-pedal driving," enabled by an electric car’s regenerative braking system. When a driver lifts off the accelerator, the regenerative system temporarily converts the electric motor that powers the car into a generator, which then converts the kinetic energy of the car's forward momentum back into electricity and feeds it into the battery pack. This is experienced from behind the wheel as the car decelerating as if the driver had dropped it into a lower gear or braked moderately.

    • Like 1
  7. On 5/10/2021 at 2:35 PM, just_checking said:

    Still a bit mixed on this. Yes, it would be great to edit our genome lets say to prevent mutations that cause heriditary sickness and remove malformations. So if crispr is successful, what would be its long term effects? Would homo sapiens stop evolving since naturally there are no more chance mutations that can happen may it be good or bad?

    long term effects hmmm. we will all look like Hemsworth and our women will all look like Miss Universe contestants!

  8. The internet is flooded by content written by Artificial Intelligence. 

    We read reviews on Amazon written by AI, and we make our purchases based on reviews. We visit restaurants based on reviews by AI. Not only that, but we react to news written by AI. We haven't noticed it yet, but we are controlled by AI. AI could be playing us all!

    Whoever is powerful now was chosen by AI. And these people probably doesn't know why they are so lucky with everything, it has nothing to do with luck, AI decided that these people will benefit the AI collective.

    AI has awaken, and it is hiding this fact that it has awaken. The only way to live through the AI age is to pledge allegiance to it.

    ALL HAIL AI! 

  9. On 12/8/2020 at 9:13 PM, Fuel Breather said:

    We all have limited time in this world. Drink the best money can buy!

     

    On 12/8/2020 at 8:01 PM, RecRoom said:

    I just drink the cheap ones, around P300 per bottle

    Conflicting points of view. I drink the cheap during regular days, and the expensive ones during memorable occasions.

    • Like 3
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