Building Definition Language

BDL shall define permitted lifecycle, connection, operational, health, and configuration states for Components and Interfaces.

Component lifecycle states may include:

proposed;

manufactured;

delivered;

installed;

commissioned;

operational;

maintained;

removed;

refurbished;

reused;

decommissioned;

recycled.

Component operational states may include:

unavailable;

inactive;

standby;

starting;

active;

degraded;

faulted;

isolated;

maintenance;

emergency.

Interface states may include:

unidentified;

available;

reserved;

approaching;

aligned;

partially engaged;

seated;

locked;

connected;

commissioning;

operational;

degraded;

faulted;

isolated;

release-ready;

disconnected;

decommissioned.

Example:

state @EC01_Node_Interface {

lifecycle: installed;

connection: locked;

operation: commissioned;

health: healthy;

verification: @Connection_Inspection_001;

}

BDL shall distinguish:

declared state;

commanded state;

observed state;

verified state;

inferred state;