Transcript PAMSA Learnerships

National Certificate in Paper & Pulp Manufacturing NQF Level 2
Demonstrate
knowledge and
understanding of
hydraulics and
pneumatic systems
used in a process
plant
Commissioned by PAMSA
and German Technical Co-Operation
1
National Certificate in Paper & Pulp Manufacturing NQF Level 2
Demonstrate knowledge &
understanding of hydraulics and
pneumatic systems used in a process
plant
Topics
Modules
Notional Hours
TC204
Mass and density of fluids
3
TC204
Viscosity of fluids
3
TC204
Compressibility of fluids
12
TC204
Hydraulic presses
12
P&P2CR
Fluid properties and
pressure
P&P2CR
Hydraulic presses
Total Notional Hours 30
Commissioned by PAMSA
and German Technical Co-Operation
2
National Certificate in Paper & Pulp Manufacturing NQF Level 2
US:
Demonstrate knowledge and understanding of hydraulics
and pneumatic systems used in a process plant.
Critical Cross-field Outcomes
TC204
Mass and density of fluids
Identify and solve
problems
Work effectively with
others
Be able to calculate the
hydrostatic pressure in a fluid
column
Be able to manipulate and calculate the weight,
density, specific gravity and specific weight of
different fluids
Understand the symbols and units of
measurement associated with the mass and
density of fluids
Understand the terms mass, weight,
density, specific gravity, specific weight,
relative density of fluids, gauge and
absolute pressure
Commissioned by PAMSA
and German Technical Co-Operation
Communicate effectively
Organise and manage
myself and my activities
Collect, analyse, organise
and critically evaluate
information
Use science and
technology effectively and
critically
Demonstrate an
understanding of the
world as a set of related
systems
Use mathematics
Learner and societal
development
3
National Certificate in Paper & Pulp Manufacturing NQF Level 2
Topic Specification: TC204
Execute, test and
evaluate
Analyse, plan and
make decisions
Collect Information
Learning Activities
Use Multi media
Self Study
Field visits
Media search
Mass and density of fluids
Assignment Description
W
H
A
T
Attend a short lecture where the
principle of hydrostatic pressure and
calculation methods are explained
Do a simple experiment to demonstrate
principles of this theory
Interview experts
Attend lectures
Group Discussions
Educational games
Case studies
Use checklists
Calculate
Job assignment
Make presentation
HOW
Topic assessment criteria
The assessor will observe and confirm
that learners:
• Understand the interrelationships,
symbols and the units used for the
different variables used in this field
• Understand the principle of hydrostatic
head and pressure
1. Learners draw up a table showing the
interrelationships between the various
terms used, symbols used for each as well
as the measurement units used
2. An experiment with two beakers
containing some water and connected
with a tube can be used to demonstrate
the principle of hydrostatic head
3. Learners calculate hydrostatic pressures
Complete documents
for a range of problems
Notional
Hours
Draft a report
Complete a test
3
Commissioned by PAMSA
and German Technical Co-Operation
4
National Certificate in Paper & Pulp Manufacturing NQF Level 2
US:
Demonstrate knowledge and understanding of hydraulics
and pneumatic systems used in a process plant.
Critical Cross-field Outcomes
TC204
Viscosity of fluids
Identify and solve
problems
Work effectively with
others
Be able to calculate the force and power required to
move objects with limited clearance in a viscous
fluid
Communicate effectively
Understand the impact of velocity and radial
clearance in a hydraulic system on the viscosity
of fluids
Collect, analyse, organise
and critically evaluate
information
Understand the symbols and units of
measurement associated with the viscosity of
fluids
Understand the terms viscosity,
kinematic viscosity and coefficient of
viscosity
Organise and manage
myself and my activities
Use science and
technology effectively and
critically
Demonstrate an
understanding of the
world as a set of related
systems
Use mathematics
Learner and societal
development
Commissioned by PAMSA
and German Technical Co-Operation
5
National Certificate in Paper & Pulp Manufacturing NQF Level 2
Topic Specification: TC204
Execute, test and
evaluate
Analyse, plan and
make decisions
Collect Information
Learning Activities
Use Multi media
Self Study
Field visits
Media search
Viscosity of fluids
Assignment Description
W
H
A
T
Topic assessment criteria
A group or individual exercise of
viewing video material on viscosity
The assessor will observe and confirm
that learners:
Study basic material related to
calculating parameters in a viscous
system
• Understand the principle of viscosity
• Are able to do basic viscosity
calculations
Interview experts
Attend lectures
Group Discussions
Educational games
Case studies
Use checklists
Calculate
Job assignment
Make presentation
HOW
1. Learners draw up a table showing the
interrelationships between the various
terms used, symbols used for each as well
as the measurement units used
2. Learners calculate the force and power
required to displace viscous fluids in a
range of problems
3. Learners complete a questionnaire to
confirm understanding of viscosity
Complete documents
Notional
Hours
Draft a report
Complete a test
3
Commissioned by PAMSA
and German Technical Co-Operation
6
National Certificate in Paper & Pulp Manufacturing NQF Level 2
US:
Demonstrate knowledge and understanding of hydraulics
and pneumatic systems used in a process plant.
Critical Cross-field Outcomes
TC204
Compressibility of fluids
Be able to calculate the bulk modulus
taking liquid compressibility, trapped air
and the expansion of the cylinder wall
into consideration
Understand the terms and symbols
associated with the effective compressibility
of a hydraulic system
Be able to calculate the pressure, volumetric strain, volume
change and linear piston displacement in a system
containing a compressible fluid
Understand the symbols and units of
measurement associated with the
compressibility of fluids
Understand the terms pressure, volume change, linear
displacement, compressibility, coefficient of compressibility, bulk
modulus and volumetric strain
Commissioned by PAMSA
and German Technical Co-Operation
Identify and solve
problems
Work effectively with
others
Communicate effectively
Organise and manage
myself and my activities
Collect, analyse, organise
and critically evaluate
information
Use science and
technology effectively and
critically
Demonstrate an
understanding of the
world as a set of related
systems
Use mathematics
Learner and societal
development
7
National Certificate in Paper & Pulp Manufacturing NQF Level 2
Topic Specification: TC204
Execute, test and
evaluate
Analyse, plan and
make decisions
Collect Information
Learning Activities
Use Multi media
Self Study
Field visits
Media search
Compressibility of fluids
Assignment Description
W
H
A
T
Attend a lecture where the principle of
fluid compressibility and calculation
methods are explained
Interview experts
Attend lectures
Group Discussions
HOW
1.
Educational games
Case studies
List / Tabulate
2.
Learners calculate pressures, strains
and volume changes due to a linear
piston displacement for a range of
problems
3.
Learners expand these results to take
the bulk modulus into consideration
4.
Learners complete a questionnaire to
demonstrate understanding of fluid
compressibility
Calculate
Job assignment
Make presentation
Complete documents
Learners draw up a table showing the
interrelationships between the various
terms used, symbols used for each as
well as the measurement units used
Draft a report
Topic assessment criteria
The assessor will observe and confirm
that learners:
• Understand the terms pressure, volume
change, linear displacement,
compressibility, coefficient of
compressibility, bulk modulus and
volumetric strain in reference to hydraulic
systems
• Understand fluid compressibility and
factors in a hydraulic system influencing
total system compressibility
• Are able to calculate variables in
hydraulic systems
• Are able to calculate strain parameters
taking bulk modulus into consideration
Notional
Hours
Complete a test
12
Commissioned by PAMSA
and German Technical Co-Operation
8
National Certificate in Paper & Pulp Manufacturing NQF Level 2
US:
Demonstrate knowledge and understanding of hydraulics
and pneumatic systems used in a process plant.
Critical Cross-field Outcomes
TC204
Hydraulic presses
Identify and solve
problems
Work effectively with
others
Be able to calculate the strokes and force required to
displace a load in a simple hydraulic press setup
Communicate effectively
Organise and manage
myself and my activities
Be able to calculate all basic parameters required in
hydraulic press calculations: densities, force on plunger,
linear and volumetric displacements, hydrostatic pressure
and absolute pressure
Understand the operating mechanism and advantage of using a
lever in operating a hydraulic press
Understand the terminology, symbols and the basic
operating principles of a hydraulic presses
Collect, analyse, organise
and critically evaluate
information
Use science and
technology effectively
and critically
Demonstrate an
understanding of the
world as a set of related
systems
Use mathematics
Learner and societal
development
Commissioned by PAMSA
and German Technical Co-Operation
9
National Certificate in Paper & Pulp Manufacturing NQF Level 2
Topic Specification: TC204
Execute, test and
evaluate
Analyse, plan and
make decisions
Collect Information
Learning Activities
Use Multi media
Self Study
Field visits
Media search
Assignment Description
W
H
A
T
Interview experts
Attend lectures
Group Discussions
Educational games
Case studies
List / Tabulate
Calculate
Job assignment
Make presentation
Complete documents
Draft a report
Complete a test
Hydraulic presses
Topic assessment criteria
A group or individual exercise of
viewing video material on hydraulic
systems
The assessor will observe and confirm
that learners:
Study basic calculation methods used
in calculating hydraulic press
parameters
• Are able to do hydraulic system
calculations
HOW
• Understand basic hydraulic principles
• Are able to do basic calculations for a
simple hydraulic press set-up
1. Learners draw up a table showing the
interrelationships between the various
terms used, symbols used for each as well
as the measurement units used
2. Learners calculate fluid densities, plunger
force, linear and volumetric displacements
and pressure for a range of hydraulic
problems
3. Learners calculate the strokes and force
required to displace a load in a simple
hydraulic press set-up
4. Learners complete a test to confirm
understanding of the subject matter
Notional
Hours
12
Commissioned by PAMSA
and German Technical Co-Operation
10