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LSLab

Energy technology

How energy is generated, stored and used, with a focus on green energy and batteries for mobile devices.

7 articles published

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Articles by level

This list is not complete and has no required order. Pick the articles you need at the level that suits you.

Starter

2 articlesViewed 0/2
  • A sunlit solar farm beside woodland and a reservoir, with distant wind turbines.
    Starter

    What Is Green Energy?

    Distinguish renewable energy from green power through solar and wind examples, while recognising environmental impacts that still matter.

    5 min read
  • A photovoltaic panel in the foreground with a wind turbine behind it under a bright sky.
    Starter

    How Do Solar and Wind Power Generate Electricity?

    Trace sunlight through photovoltaic cells and wind through a rotor and generator, comparing how each technology produces electricity.

    5 min read

Basic

2 articlesViewed 0/2
  • A rechargeable battery display model with a transparent casing beside a glowing lamp.
    Basic

    How Do Batteries Store Energy?

    Follow charging, storage and discharge in a rechargeable battery, distinguishing external electron flow from internal ion movement.

    5 min read
  • A sealed silver power bank connected by a simple cable to a phone with a blank screen, on a bright cafe table, three-quarter view.
    Basic

    How Do Power Banks Store and Deliver Energy?

    Trace energy while charging and using a power bank; distinguish chemical storage, charging control and output voltage conversion in an illustrative design.

    3 min read

Intermediate

3 articlesViewed 0/3
  • Two closed unbranded smartphones beside two different sized sealed battery packs, carefully arranged on a cream desktop, top-down view.
    Intermediate

    How Does Battery Capacity Affect Runtime?

    Relate battery energy, power demand and runtime; compare devices under matching conditions rather than judging only capacity or remaining percentage.

    3 min read
  • A white wall-mounted solar inverter with conduit beneath it and sunlit rooftop solar panels visible through a window, frontal architectural photograph.
    Intermediate

    What Does a Solar Inverter Do?

    Trace solar-panel DC through switching and filtering into AC; understand the inverter role, grid coordination and limits during an electricity outage.

    3 min read
  • A small desk lamp lit next to a closed portable power station and an unmarked analogue clock, bright neutral studio, low angle.
    Intermediate

    How Do Watts and Watt-Hours Differ?

    Distinguish watts of power from watt-hours of energy using a lamp and running time; read battery and consumption figures without mixing quantities.

    3 min read

Advanced

0 articles

No article at this level yet. New ones are added over time.