Distributed Control System (DCS)

OBJECTIVE

1. A solid understanding of the architecture and operation of Distributed Control Systems (DCSs)
2. Ability to design the overall Distributed Control System and process control system
3. Better specification of planned DCSs
4. Improved process performance for your plant
5. Understanding of the key ergonomic issues in design of operator displays
6. Apply advanced control strategies to your plant control system
7. More effective use of your existing DCS process control capabilities
8. Design and create a consistent and effective alarm philosophy for your installation
9. Recognize and deal with human problems in interfacing to alarm systems

COURSE CONTENT

A. DCS vs SCADA vs PLCS

1. Comparison
2. The Smart Instrument as A The Key Component In A DCS System

B. DCS System Elements

1. Main differences between a distributed control system and PLC/SCADA systems.
2. Requirements of the operator interface within the DCS
3. Layout of a DCS system with data highway communications paths
4. Redundancy in the DCS

C. Data Communications in A DCS

1. Overview of DCS & SCADA Communications (field/operator/long distance)
2. Network topologies
3. Foundation Fieldbus
4. Profibus, Devicenet, Industrial Ethernet
5. Routers, switches, hubs
6. TCP/IP
7. Industrial Network security
8. Links to MES and ERP

D. The Basic Controller

1. Identification of the PCBs, which make up the controller
2. Function of the central processing unit (CPU)
3. The types of memory
4. Discrete and logic control
5. Sequential and batch control

E. Basic DCS Controller Configuration

1. Control modes available within each controller slot
2. Tracking and initialization in control slots used for cascade control
3. Control algorithms, The use of diagnostics

F. Programming of DCS Systems

1. Block Configuration
2. IEC 61131-3 “open” Programming languages (structured text, function block, ladder, sequential)
3. Tips and tricks in programming

G. The Operator Interface

1. The operators process ‘window’
2. The various operator display configurations
3. The requirement for keyboard entry of data
4. Ergonomic requirements in the operator environment

H. Alarm System Management For DCSS

1. Philosophies of Alarm Management
2. Human and Ergonomic Factors
3. Structure of good Alarm System
4. Safety Integrity Level (SIL)
5. Design of Alarm System
6. Measurement of Performance DCS Reporting
7. Alarm reporting, types of alarms generated and acceptance of alarms
8. The different types of logs and reports which can be configured on a DCS system
9. Data history use in logs, reports and trend displays

I. DCS Configuration

1. The organization of system data files
2. Data configuration procedures necessary for setting up the DCS area database
3. The need for different security levels attached to various operating parameters
4. Configuration control procedures adopted to ensure data integrity

J. Advanced Control Strategies Maintenances Considerations

1. Maintenance requirements of system and system elements
2. The requirements for in-built diagnostics and for maintenance diagnostic routines
3. The requirements for installation of UPS system
4. Recovery of a DCS following a power outage

K. Three Typical Applications

L. Comparison of Offerings From DCS Vendors

M. Summary and Closure

PARTICIPANTS

1. Process Control Engineers & Technicians
2. Automation Engineers
3. Operations Managers
4. Operators & Control Room Personnel
5. Metallurgists
6. Production Engineers
7. Process Engineers
8. Plant Engineers
9. IT Managers working with Networks
10. Electrical Engineers
11. Project Engineers
12. Electrical & Instrumentation Technicians
13. Maintenance Engineers & Supervisors

METHOD

Presentation

Discussion

Case Study

Evaluation

Instructor by : Miftahul Huda