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IoT Maintenance

Predictive Maintenance

  • What is it?
    • Predictive maintenance (PdM) techniques are designed to help determine the condition of in-service equipment in order to predict when maintenance should be performed.
  • What problems does it solve?
    • Tries to eliminiate "unplanned stops" to replace with "planned stops"
    • Tries to reduce maintenance costs
  • How is it related to the IoT?
    • For Predictive Maintenance, equipment condition is constanly monitored, this meshes well with IoT (multiple devices need monitoring).
  • Examples:
    • Industrial Manufacturing
    • Conumer Packages & Goods
    • Healthcare
  • Which role does data analytics play?
    • Failure Data helps in predictive monitoring

Heartbeat Monitoring of Network Nodes

  • How does a heartbeat monitor in a network work?
    • It pings a device and expects a response ("heartbeat").
  • What can it be used for?
    • To check if a sensor / device is still active
  • What can be secured in an IoT system with this type of monitoring?
    • That inactive sensors can immediatly be found
  • What feature in ulnoiot already supports hearbeats?
    • MQTT can be used to realize heartbeats
  • Is this predictive maintenance (or what would need to be added)
    • No, since it only sees, if a system is still active and does not predict anything
    • Use backup nodes, when node fails