{
  "node": {
    "id": "term:range-extended-ev",
    "type": "Term",
    "label": "Range-extended electric vehicle",
    "properties": {
      "id": "range-extended-ev",
      "name": "Range-extended electric vehicle",
      "abbr": "EREV",
      "aka": [
        "REEV",
        "range extender",
        "series hybrid"
      ],
      "section": "topic-applications",
      "definition": "An electric vehicle whose wheels are always driven by the electric motor, with a small combustion engine acting only as a generator to recharge the battery or feed the motor when the battery runs low. Its pack is usually larger than a plug-in hybrid’s, so most daily driving is electric; China counts such vehicles as new energy vehicles.",
      "related": [
        "hybrid-vehicle",
        "electric-vehicle",
        "new-energy-vehicle",
        "traction-motor",
        "range"
      ],
      "url": "https://lemonergy.com/learn/glossary/range-extended-ev/",
      "mentions": []
    }
  },
  "edges": [
    {
      "id": "edge:6867",
      "source": "term:range-extended-ev",
      "target": "topic:topic-applications",
      "type": "belongsTo",
      "properties": {
        "sourceFile": "terms.json"
      }
    },
    {
      "id": "edge:6868",
      "source": "term:range-extended-ev",
      "target": "term:hybrid-vehicle",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:6869",
      "source": "term:range-extended-ev",
      "target": "term:electric-vehicle",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:6870",
      "source": "term:range-extended-ev",
      "target": "term:new-energy-vehicle",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:6871",
      "source": "term:range-extended-ev",
      "target": "term:traction-motor",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    },
    {
      "id": "edge:6872",
      "source": "term:range-extended-ev",
      "target": "term:range",
      "type": "relatedTo",
      "properties": {
        "sourceFile": "terms.json",
        "meaning": "Related context; not a causal claim"
      }
    }
  ],
  "neighbors": [
    {
      "id": "topic:topic-applications",
      "type": "Topic",
      "label": "Applications and market",
      "properties": {
        "id": "topic-applications",
        "name": "Applications and market",
        "lede": "Where batteries are used, and the terms used to buy, size and compare them.",
        "context": "Start with mission energy, peak power and operating conditions.",
        "example": "20 kWh total energy and a ten-second 100 kW peak constrain different design aspects.",
        "lesson_url": "https://lemonergy.com/learn/fundamentals/capacity-and-c-rate/",
        "lesson_label": "Open energy and power"
      }
    },
    {
      "id": "term:hybrid-vehicle",
      "type": "Term",
      "label": "Hybrid and plug-in hybrid vehicle",
      "properties": {
        "id": "hybrid-vehicle",
        "name": "Hybrid and plug-in hybrid vehicle",
        "abbr": "HEV, PHEV",
        "section": "topic-applications",
        "definition": "A hybrid pairs an engine with a small battery, around 1 kWh, that is cycled hard for power rather than energy; a plug-in hybrid adds a 10–25 kWh pack that can be charged from the grid for electric-only driving. Their cells are designed for power and life rather than energy.",
        "related": [
          "electric-vehicle",
          "specific-power",
          "nickel-metal-hydride",
          "cycle-life",
          "48v-system"
        ],
        "url": "https://lemonergy.com/learn/glossary/hybrid-vehicle/",
        "mentions": [
          "kilowatt-hour"
        ]
      }
    },
    {
      "id": "term:electric-vehicle",
      "type": "Term",
      "label": "Electric vehicle",
      "properties": {
        "id": "electric-vehicle",
        "name": "Electric vehicle",
        "abbr": "EV",
        "aka": [
          "BEV",
          "battery electric vehicle"
        ],
        "section": "topic-applications",
        "definition": "A vehicle driven by an electric motor from a battery charged from the grid. A battery electric vehicle has no engine; it is the largest market for lithium-ion cells and the driver of most pack technology.",
        "related": [
          "hybrid-vehicle",
          "range",
          "pack",
          "regenerative-braking",
          "maritime-battery",
          "industrial-vehicle-battery"
        ],
        "url": "https://lemonergy.com/learn/glossary/electric-vehicle/",
        "mentions": []
      }
    },
    {
      "id": "term:new-energy-vehicle",
      "type": "Term",
      "label": "New energy vehicle",
      "properties": {
        "id": "new-energy-vehicle",
        "name": "New energy vehicle",
        "abbr": "NEV",
        "section": "topic-applications",
        "definition": "China’s policy category for battery-electric, plug-in hybrid (including range-extended) and fuel-cell vehicles, which receive green licence plates, purchase-tax relief and credits under the dual-credit rules. In the United States the same abbreviation means a neighbourhood electric vehicle, a low-speed car limited to about 25 mph.",
        "related": [
          "electric-vehicle",
          "hybrid-vehicle",
          "range-extended-ev",
          "fuel-cell",
          "zero-emission-vehicle"
        ],
        "url": "https://lemonergy.com/learn/glossary/new-energy-vehicle/",
        "mentions": []
      }
    },
    {
      "id": "term:traction-motor",
      "type": "Term",
      "label": "Traction motor",
      "properties": {
        "id": "traction-motor",
        "name": "Traction motor",
        "aka": [
          "e-motor",
          "electric machine",
          "drive motor"
        ],
        "section": "topic-applications",
        "definition": "The electric machine that drives a vehicle’s wheels, fed by the inverter from the battery and run as a generator during regenerative braking. Most are permanent-magnet synchronous motors with neodymium magnets; induction and wound-rotor machines avoid rare earths. Its peak power, often 100–300 kW in a car, sets the discharge power the pack must supply.",
        "related": [
          "inverter",
          "regenerative-braking",
          "state-of-power",
          "electric-vehicle",
          "specific-power"
        ],
        "url": "https://lemonergy.com/learn/glossary/traction-motor/",
        "mentions": []
      }
    },
    {
      "id": "term:range",
      "type": "Term",
      "label": "Range",
      "properties": {
        "id": "range",
        "name": "Range",
        "section": "topic-applications",
        "definition": "How far an electric vehicle travels on a full charge: usable energy divided by consumption per kilometre. Cold weather, speed and heating cut it, and the gap between official and real range is usually consumption, not battery capacity.",
        "unit": "km",
        "related": [
          "usable-capacity",
          "state-of-energy",
          "electric-vehicle",
          "energy-density",
          "energy-consumption-per-distance",
          "road-load-power"
        ],
        "url": "https://lemonergy.com/learn/glossary/range/",
        "mentions": []
      }
    }
  ]
}