POSC Specifications Version 2.2 Epicentre Logical Data Model

1219 Move subtypes of equipment_item to general_facility

Subtypes of equipment_item should be moved to subtypes of general_facility.

Consolidated changes: (0859)

Move subtypes of equipent_item to general_facility subtypes

All subtypes of equipment_item moved to subtypes of general_facility. Uniqueness rules changed to be consistent with general_facility.

Modified objects:
aircraft (Entity)
aircraft.si (Unique rule)
anchor_winch.si (Unique rule)
electrical_battery.si (Unique rule)
anchor_winch (Entity)
choke.si (Unique rule)
choke (Entity)
coiled_tubing.si (Unique rule)
coiled_tubing (Entity)
coiled_tubing_reel.si (Unique rule)
coiled_tubing_reel (Entity)
coiled_tubing_section.si (Unique rule)
coiled_tubing_section (Entity)
coiled_tubing_unit.si (Unique rule)
coiled_tubing_unit (Entity)
heat_exchanger.si (Unique rule)
heat_exchanger (Entity)
hydrocyclone.si (Unique rule)
hydrocyclone (Entity)
land_vehicle.si (Unique rule)
land_vehicle (Entity)
mechanical_cable.si (Unique rule)
mechanical_cable (Entity)
motor.si (Unique rule)
motor (Entity)
pump.si (Unique rule)
pump (Entity)
pump_liner.si (Unique rule)
pump_liner (Entity)
rheometer.si (Unique rule)
rheometer (Entity)
drilling_rig.si (Unique rule)
rod_pumping_unit.si (Unique rule)
rod_pumping_unit (Entity)
sample_container.si (Unique rule)
sample_container (Entity)
separator.si (Unique rule)
separator (Entity)
shale_shaker.si (Unique rule)
shale_shaker (Entity)
ship.si (Unique rule)
ship (Entity)
valve.si (Unique rule)
valve (Entity)
wellhead.si (Unique rule)
wellhead (Entity)
well_log_sonde.si (Unique rule)
well_log_sonde (Entity)
wireline_cable.si (Unique rule)
wireline_cable (Entity)
wireline_cartridge.si (Unique rule)
wireline_cartridge (Entity)
sensor.si (Unique rule)
sensor (Entity)
recorder.si (Unique rule)
recorder (Entity)
building (Entity)
building.si (Unique rule)

Remove redundant subtypes

These subtypes of equipment item were already described as subtypes of facility and were deleted. Delete diagram EQW2: Equipment Item Subtypes since there are no more subtypes.

Deleted objects:
directional_survey_tool (Entity)
dst_gauge_adapter (Entity)
kelly_bushing (Entity)
rotary_table (Entity)
tubular_item (Entity)
EQW2:_Equipment_Item_Subtypes (Diagram)
derrick_floor (Entity)

Change names of entities to remove ambiguity.

Some of the new subtypes of general_facility originally had names that could be confused with existing entities, so their names were changed. Modify the entity description of drill_pipe_joint to allow the pipe to be "heavy". Use the definition for "drill pipe" from "Manual of Oil and Gas Terms", Williams and Meyers, 8th edition.

Renamed objects:
electrical_battery (Entity), previous name was battery
drilling_rig (Entity), previous name was rig
drill_pipe_joint (Entity), previous name was drill_pipe

Include additional general_facilities as subtypes of pfnu

As subtypes of equipment_item are moved to general_facility, some also become subtypes of product_flow_network_unit

Modified objects:
product_flow_network_unit (Entity)
separator (Entity)
pump (Entity)


Generated on Mon Dec 1 10:15:10 1997
© Copyright 1997 POSC. All rights reserved.