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Are Electric Planes Possible?

Real Engineering · explainer · Watch on YouTube

Aviation & aerospace engineeringRenewables, batteries & storage

What it is

Real Engineering analyzes whether electric planes are feasible, focusing on battery energy density limits compared with jet fuel. It concludes electric flight works mainly for short ranges.

Why Hacker News recommends it

HN recommends it as a clear explanation of why batteries limit electric aviation.

  • 4 people recommended it
  • 4 different months
  • 0 strong recommendations
  • first 2018, last 2024

What HN commenters said

  1. “I found this one worked for people I know”

    Explains why battery energy density limits electric planes

    microcolonel, 2018-08 · Recommendation · in “Norway's Plan for a Fleet of Electric Planes”

  2. “Real Engineering did a pretty good video on the topic”

    Topic overview of battery limits for aviation

    cgrealy, 2020-02 · Recommendation · in “Aviation industry tries to go green”

  3. “did a detailed analysis of the current operating limitations with electric planes”

    Detailed analysis of operating limits and sweet spots for electric planes

    DesiLurker, 2020-08 · Recommendation · in “Ultralight lithium-sulfur batteries for electric airplanes”

  4. “has a good video discussing the viability of electric aircraft”

    Viability of electric aircraft, feasible for short range

    SonicScrub, 2021-07 · Recommendation · in “Electric aircraft set to take flight by 2026 under new agreements”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: electric planes, batteries, energy density, aviation, engineering

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