MODULE SPECIFICATION FORM
Module Title:
Instrumentation & Control Principles
Module code:
(if known)
ENG438
Semester(s) in which to
be offered:
Existing/New:
New
Title of module being
replaced (if any):
Originating Subject:
Engineering
Module duration
(contact hours/
directed private study:
60 hrs contact/dps
+ 140 hrs private study
Level:
4
Credit Value:
1&2
With effect from:
20
Sept 2010
Instrumentation & Control Principles
Module Leader:
F. Welcomme
Status: core/option/elective
(identify programme where
appropriate):
Option
Percentage taught by Subjects other than
originating Subject (please name other
Subjects):
Programme(s) in which to be
offered:
Pre-requisites per programme
(between levels):
Co-requisites per programme
within a level):
HNC/D Electrical & Electronic
Technology
Module Aims:
To develop an understanding and facilitate the interpretation of the principles of intstrumentation and to
facilitate the application of control principles.
Expected Learning Outcomes
Knowledge and Understanding:
At the end of this module the student should be able to:
1. Investigate the operation of contempory sensors/transducers/transmitters used inprocess
measurement systems.
2. Investigate process control systems & controllers.
3. Investigate the use of regulating units.
Transferable/Key Skills and other attributes:
· Problem solving
· Managing self
· Working with others
Assessment: please indicate the type(s) of assessment (eg examination, oral, coursework, project) and
the weighting of each (%). Details of indicative assessment should also be included.
Assessment
number
(use as
appropriate)
Assessment One:
Assessment Two:
Assessment Three:
Type of assessment
Weighting
Practical Exercise to
demonstrate
understanding of
accuracy, repeatability,
error, etc. Outcome 1
Written Assignment
covering knowledge of
process controllers,
system technology,
tuning & representation.
Outcome 2
Practical Exercise/write
up for process
controllers.
Outcome 3
30%
40%
Duration (if exam)
Word count (if
coursework)
1500
30%
Learning and Teaching Strategies:
Interactive classes, structured assignments and exercises in a laboratory environment.
Syllabus outline:
1. Instrumentation systems: System terminology, sensors/transducers, transmitters/signal
converters, transmission medium.
2. Process control & system controllers: Need for process control, quality, safety,
consistency of product. Process controller terminology, deviation, range, span, control effect,
set point, process variable, one-off control, two step control, measured variable, bumpless
transfer, process variable tracking, integral, derivative, proportional. System terminology,
distance velocity lags, multiple transfer lags, capacity, resistance, dead time, reaction rate,
open loop closed loop. Tuning, Zeiger Nichols, continuing cycle, reaction curve. System
representations, P & I diagrams, wiring diagrams, constructing and using diagrams.
3. Regulating units: Terminology, body, trim, plug guide and seat, valve, bonnet, packing
gland, yoke, actuator. Regulating units. Dampers, power cylinders, louvers, valve positioners.
Bibliography
Essential Reading:
Instrumentation & Process Measurement. Bolton. Butterworth-Heinemann. 2001 2
nd
edition.