POWER SYSTEM IN OIL AND GAS INDUSTRY

Memberikan gambaran peran penting sistemketenagalistrikan dalam industri minyak dan gas bumi

Memberikan contoh aplikasi dan kemajuanteknologi sistem tenaga listrik dalam industriminyak dan gas bumi

Memotivasi peserta akan tantangan teknologi sistemtenaga listrik dalam industri minyak dan gas bumi dimasa yang akan datang

BIG PICTURE

BUSINESS FLOW

WELLC/O PROCESSING

& STORAGE

REFINERY/PETROCHEMICAL

TRANSPORT TO CUSTOMERCUSTOMER

C/O TRANSPORT

Power System FunctionProvide electrical energy to equipments

What Equipments

Oil Well

Pump, valve (DC motor, solenoid, etc), air compressor, instrumentation, utility

Crude Oil Processing

Oil pump, water pump, heater, control valve, instrumentation, gas compressor, air compressor

Crude Oil Storage

Oil Heater, instrumentation, utility load, pump, etc

Refinery

Pump (oil, water, steam, dosing), heater, control valve, instrumentation, control system, utility equipment, air compressor, etc

Power System Component Power Generation

Distribution Network

Control and Monitoring

Data Acquisition/

Management System

Power GenerationComponents:

• Engine/ Turbine and the accessories (Inlet Filter, L/O System, Fuel System, Hydraulic System, Exhaust System, Cooling System)

• MCC and Power Distribution

• Electrical Protection System (Generator, Feeder, Motor)

• UPS : AC and DC

• Control & Monitoring

Power Generation (Cont’d)

Design Consideration:

• Type of Engine : Reciprocating/Turbine (heavy duty/ Aeroderivative)

• Capacity

• Fuel : Diesel/Gas

• Operation Mode : Island/ Synchron/ Stdby

• Safety level control system

• Environment Corrosion Protection

Distribution Network

Components:• Switchgear (CB), MCC, Dist. Board• Protection System (Feeder Prot, Motor

Protection)• Metering• Monitoring

• UPS• Power Cable

A, V, Hz, kW, kVAR, kWh, kVARh

Feeder Status, Fault, Power Quality, etc

Distribution Network (Cont’d)

Design Consideration Type : Radial/ Ring, Single/Double Bus Protection Coordination SC Capability Control Manual/Auto, local/remote, interlocking Power Quality: Voltage drop, harmonic, etc Personal Safety Arc Flash Environment IP Level

Control & Monitoring

Embedded in every component of Power System

Components:

Controller: PLC, DCS, Smart Relay

Sensor and Transducer

Metering (Electrical and mechanical)

HMI

Data Acquisition & Management System

Purposes:

Comprehensive and Quick reporting

Enhanced Troubleshooting and system improvement

Eliminate distance factor real time monitoring

Save energy cost while improving reliability, efficiency, safety, quality

Power System Engineering

Design Criteria

Study and Calculation

- PFD

- SLD

- PnID

- Schematic

- Datasheet

- MTO

Design Criteria Design life

Environment: altitude, eartquake zone, hazard area classification

System capacity

System Voltage

Voltage drop

Grounding : System, Equipment, and lightning

Short Circuit Capability

Protection and Metering system

Emergency/ UPS : AC and DC

Control philosophy: CB control, Tripping, Interlocking, Operational mode,

Design Criteria…(cont’d)

Electrical Study

Short Circuit Study

Load calculation

Load Flow Study

Voltage drop calculation Cable Sizing

Transient Study

Battery and Charger Sizing

Grounding Calculation

Protection Coordination

Switchgear and CB SC Capacity

Transformer, CB, Busbar sizing

Process Flow Diagram (PFD)Example

PFD Gas Extraction

Single Line Diagram (SLD)Example

SLD GTG, Protection SLD

Piping and Instrument Diagram (PnID)

Schematic Diagram

Example

PnID Gas Comp

Example

Schematic GCP