MODULE DETAILS

 

Module 9: Practical Distributed Control Systems (DCS)

 

Nominal duration: 4 weeks (48 hours total time commitment)

 

This time commitment includes the preparation reading, attendance at each webinar (1 hour plus 15-30 minutes for discussion), and the time necessary to complete the assignments and further study.

 

MODULE PURPOSE

 

This module covers the specification, design, installation, commissioning and optimization of integrated Distributed Control Systems used for process control in Industrial plants. Emphasis is placed on using DCS process control capabilities more effectively to improve process performance.

 

PRE-REQUISITES MODULE, UNITS /

 

CO-REQUISITES

 

Module 8

 

ASSESSMENT STRATEGY

 

To evaluate the achievement of the learning outcomes; written assignments, group projects and practical exercises are set.

 

SUMMARY OF LEARNING OUTCOMES

 

1. Examine the fundamentals of DCS

 

2. Examine the alternatives for DCS data communications

 

3. Examine the DCS controller and its programming /

configuration

 

4. Examine the attributes of the DCS operator interface

 

5. Examine the DCS alarm management and reporting functions

 

6. Examine DCS maintenance issues

 

 

 

Learning Outcome 1

 

Examine the fundamentals of DCS

 

Assessment Criteria

 

1.1

 

Compare the differences between DCS and SCADA

systems

 

 

1.2

 

Examine the concept of Smart Instruments as used in DCS systems

 

 

1.3

 

Examine the basic requirements of the operator interface in a DCS

 

 

1.4

 

Evaluate the layout of the data communications paths in a DCS system

 

 

1.5

 

Outline the redundancy issues in DCSs

 

Learning Outcome 2

 

Examine the alternatives for DCS data communications

 

Assessment Criteria

 

2.1

 

Compile DCS communications in terms of field, operator and long distance communications

 

 

2.2

 

Compare the relative merits of different DCS

network topologies

 

 

2.3

 

Evaluate the digital field communications technologies for DCS systems

 

 

2.4

 

Incorporate Industrial Ethernet in DCS systems

 

 

2.5

 

Formulate the basic security issues with DCSs

 

 

2.6

 

Devise ways to link MES and ERP systems to DCSs

 

Learning Outcome 3

 

Examine the DCS controller and its programming /

configuration

 

Assessment Criteria

 

3.1

 

Examine the functions of the DCS Central

Processing Unit

 

 

3.2

 

Examine the concepts of discrete, logic, sequential and batch control

 

 

3.3

 

Outline the process for configuring control algorithms

 

 

 

 

3.4

 

Outline the use of Function Blocks and IEC 61131-3 for DCS programming

 

 

3.5

 

Outline the organization of system data files

 

 

3.6

 

Examine the need for different security levels for various operating parameters

 

Learning Outcome 4

 

Examine the attributes of the DCS operator interface

 

Assessment Criteria

 

4.1

 

Evaluate the concept of a 'process window'

 

 

4.2

 

Compare the different operator display configurations

 

 

4.3

 

Formulate the requirements for entry of data by operators

 

 

4.4

 

Design the ergonomic requirements for the operator environment

 

Learning Outcome 5

 

Examine the DCS alarm management and reporting functions

 

Assessment Criteria

 

5.1

 

Outline the basic philosophies for alarm management

 

 

5.2

 

Examine the ergonomic factors in alarm systems

 

 

5.3

 

Examine the structure of a good alarm system

 

 

5.4

 

Examine the concept of Safety Integrity Level (SIL)

 

 

5.5

 

Examine the methodologies used to design alarm systems, and to measure their performance

 

 

5.6

 

Examine alarm management in terms of alarm generation, alarm reporting, and alarm acceptance

 

 

5.7

 

Evaluate the different types of logs and reports that can be configured on a DCS system

 

Learning Outcome 6

 

Examine DCS maintenance considerations

 

Assessment Criteria

 

6.1

 

Examine the general maintenance requirements for

DCS systems

 

 

 

6.2

 

Examine DCS diagnostics in terms of built-in diagnostics as well as maintenance diagnostic routines

 

 

6.3

 

Examine UPS system requirements for DCS systems

 

 

6.4

 

Outline recovery procedures for a DCS following a power outage

 

Delivery mode

 

A combination of asynchronous and synchronous e-learning delivery comprising a judicious mix of interactive online web conferencing, simulation (virtual labs) software, remote online labs, online videos, PowerPoint slides, notes, reading and study materials (in PDF, HTML and Word format) accessed through the Moodle Learning Management System (LMS).

 

Software/Hardware Used

Software

  • PC-ControLAB 

  • v3

Hardware

  • Remote Lab