Congestion

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• Stau
• Congestie
• 輻輳
• Kongestia
• Ruuhkautuminen

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Congestion is a state of excessive accumulation or overfilling or overcrowding. In specific contexts the word has a more precise definition and usage.

• In telecommunication, the term has the following meanings:
  1. In a communications switch, a state or condition that occurs when more subscribers attempt simultaneously to access the switch than it is able to handle, even if unsaturated.
  2. In a saturated communications system, the condition that occurs when an additional demand for service occurs.
  3. Network congestion.
• In medicine and pathology the term is used to describe excessive accumulation of blood or other fluid in a particular part of the body, such as nasal congestion.
• traffic congestion occurs when the volume of traffic exceeds the capacity of a roadway.
• In electric power transmission, it means the inability to supply an area with the cheapest available generation due to a binding constraint on the point to point transmission route. Some plant or equipment could be causing the constraint due to thermal overload or security limits being potentially breached.

See also

• Congestion control
• Queue

Sources

• Federal Standard 1037C
• MIL-STD-188

Article keywords: traffic congestion,