"dynamic braking" meaning in English

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "dynamic braking (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "senses": [
    {
      "categories": [
        {
          "kind": "other",
          "name": "English entries with incorrect language header",
          "parents": [
            "Entries with incorrect language header",
            "Entry maintenance"
          ],
          "source": "w"
        },
        {
          "kind": "topical",
          "langcode": "en",
          "name": "Rail transportation",
          "orig": "en:Rail transportation",
          "parents": [
            "Transport",
            "All topics",
            "Fundamental"
          ],
          "source": "w"
        }
      ],
      "examples": [
        {
          "ref": "1960 April, “English Electric diesels for the Sudan Railways”, in Trains Illustrated, page 218",
          "text": "The traction motors serve as generators when dynamic braking is used, the generated output being dissipated in fan-cooled resistance banks mounted in a removable roof section. The degree of dynamic braking is under the control of the driver.",
          "type": "quotation"
        },
        {
          "ref": "1961 February, “New English Electric diesels for East Africa”, in Trains Illustrated, pages 90–91",
          "text": "On the long, continuous downgrades of East Africa dynamic braking is of special value; the traction motors are used as generators and their energy output dissipated in force-ventilated banks of resistors. This facility enables a 700-ton trailing load, for example, to be brought down a 1 in 66 gradient at any selected speed between 14 and 25 m.p.h. without use of the air brakes.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Braking by the use of an electric traction motor as a generator when slowing a vehicle such as an electric or diesel-electric locomotive."
      ],
      "id": "en-dynamic_braking-en-noun-Bcf9Bs~g",
      "links": [
        [
          "rail transport",
          "rail transport"
        ],
        [
          "traction motor",
          "traction motor"
        ],
        [
          "generator",
          "generator"
        ]
      ],
      "raw_glosses": [
        "(rail transport) Braking by the use of an electric traction motor as a generator when slowing a vehicle such as an electric or diesel-electric locomotive."
      ],
      "related": [
        {
          "word": "dynamic brake"
        }
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "word": "dynamic braking"
}

{
  "head_templates": [
    {
      "args": {
        "1": "-"
      },
      "expansion": "dynamic braking (uncountable)",
      "name": "en-noun"
    }
  ],
  "lang": "English",
  "lang_code": "en",
  "pos": "noun",
  "related": [
    {
      "word": "dynamic brake"
    }
  ],
  "senses": [
    {
      "categories": [
        "English entries with incorrect language header",
        "English lemmas",
        "English multiword terms",
        "English nouns",
        "English terms with quotations",
        "English uncountable nouns",
        "en:Rail transportation"
      ],
      "examples": [
        {
          "ref": "1960 April, “English Electric diesels for the Sudan Railways”, in Trains Illustrated, page 218",
          "text": "The traction motors serve as generators when dynamic braking is used, the generated output being dissipated in fan-cooled resistance banks mounted in a removable roof section. The degree of dynamic braking is under the control of the driver.",
          "type": "quotation"
        },
        {
          "ref": "1961 February, “New English Electric diesels for East Africa”, in Trains Illustrated, pages 90–91",
          "text": "On the long, continuous downgrades of East Africa dynamic braking is of special value; the traction motors are used as generators and their energy output dissipated in force-ventilated banks of resistors. This facility enables a 700-ton trailing load, for example, to be brought down a 1 in 66 gradient at any selected speed between 14 and 25 m.p.h. without use of the air brakes.",
          "type": "quotation"
        }
      ],
      "glosses": [
        "Braking by the use of an electric traction motor as a generator when slowing a vehicle such as an electric or diesel-electric locomotive."
      ],
      "links": [
        [
          "rail transport",
          "rail transport"
        ],
        [
          "traction motor",
          "traction motor"
        ],
        [
          "generator",
          "generator"
        ]
      ],
      "raw_glosses": [
        "(rail transport) Braking by the use of an electric traction motor as a generator when slowing a vehicle such as an electric or diesel-electric locomotive."
      ],
      "tags": [
        "uncountable"
      ],
      "topics": [
        "rail-transport",
        "railways",
        "transport"
      ]
    }
  ],
  "word": "dynamic braking"
}