Gr 11 Elec Tech Pow Sys ATP 2023 24

2023/24 ANNUAL TEACHING PLANS: ELECTRICAL TECHNOLOGY (POWER SYSTEMS): GRADE 11 2023/24 ANNUAL TEACHING PLANS: ELECTRICAL TECHNOLOGY (POWER SYSTEMS): GRADE 11 (TERM 1) TERM 1 WEEK 1 WEEK 2 WEEK 3 WEEK 4 WEEK 5 WEEK 6 WEEK 7 WEEK 8 WEEK 9 WEEK 10 WEEK 11 CAPS TOPICS OHS Tools and DC machines DC machines DC machines DC machines Single phase AC Single phase AC Single phase AC PAT PAT measuring generation generation generation consolidation, consolidation, instruments revision and revision and assessment assessment TOPICS, CONCEPTS, OHS Testing equipment Introduction to DC Practical: Identify Principle of The Stepper Motor Introducing single The Sinusoidal Calculation of: Completion of Completion of SKILLS AND VALUES Basic introduction to regulations Line tester, clamp machines the parts of the operation of the DC Field poles phase AC Waveform Instantaneous value simulation 1 simulation 1 - What are regulations? meter & power factor - Difference motor machine - Basic working generation Instantaneous ▪ 𝑣= PAT project, PAT project, - How to use regulations? meter between Principle of - Commutation principles - Difference value 𝑉𝑚 𝑆𝑖𝑛𝜃 (𝑉𝑜𝑙𝑡𝑠) circuit diagrams circuit diagrams - Impact of regulations on the workshop - External parts generators and operation of the - Improving of - Servo motors between DC (calculations) ▪ maximum value and component and component - Introduction and purpose of the regulations and their motors DC machine commutation - Basic working and AC ω=2πf (radians) 𝑉𝑚 list list General Machinery Regulation 1988 functions - Revision of the - Armature Practical: Perform principles - Motivation for θ=wt (degrees) = 2𝜋𝛽𝐴𝑛𝑁 (𝑉) - Application DC motor reaction insulation - Characteristic using AC rather 𝐸 = 𝛽𝑙𝑣 (𝑉) - Supervision of machinery i=I_max×sinθ (A) ▪ RMS value - Care, working principle - Reducing resistance test and s curves than DC - Safeguarding of machinery i=I_max×sinθ (A) maintenance in grade 10 armature continuity test on (effect of - Generation of a 𝑉𝑅𝑀𝑆 - Operation of machinery v=V_max×sinθ (V) Function generator - Construction of reaction motor windings changes in single phase = 𝑉𝑚 - Working on moving or electrically alive and oscilloscope DC machine Types of DC load on speed supply by × 0.707 (𝑉) machinery - Armature machine series, and torque) rotating a Maximum value ▪ Average value - Devices to start and stop machinery - External parts - Commutation shunt and - Speed control conductor loop Calculations) over half cycle - Reporting of incidents in connection with and their - Brushes compound done through through a two- Vmax=VRMS×1.414(V (mid-ordinate rule machinery functions - Yoke machines electronics – pole magnetic ) RMS value rule to show where Electrical Machinery Regulations 1988 - Application - Name plate pulse width field average value - Safety equipment - Care and Application of each (no mid-ordinate) - Field windings modulation Laws of electricity comes from) - Electrical control gear maintenance type Calculations - Lap (concept only) - Faraday’s Law 𝑉𝑎𝑣𝑒 - Switchboards Calculations on the - Wave Relationship VRMS=Vmax× = 𝑉𝑚 oscilloscope between speed and PAT: Teacher - Fleming’s Right - Portable electric tools Purpose of Average value over × 0.637 (𝑉) torque ensures that there Hand Generator - Earthing - Time components, parts half cycle 0.707 (V) is secure storage Rule - Conductors - Frequency of the DC machine Characteristics calculations Practical: Measure for PAT projects, - Fleming’s Left Safety - Phase curves (effect of Vave= mains voltage using - Armature hands out and Hand Motor - What is ergonomics? (Workplace conditions, difference changes in load on a multimeter - commutation takes in PAT Rule (revision) Vmax×0.637 (V) comfort – everything has a place and - Maximum value speed and torque) - Brushes projects and Function generator everything is in its place) - Yoke includes practical Practical: Measure and oscilloscope Personal safety - Name plate sessions for mains current using external parts and a clamp meter - Protective gear for machinery - Field windings learners to their functions - Personal protection equipment - Pole pairs complete PAT - Principle of - Eye protection - Inter poles project every week operation - Coveralls, overalls Learners - Application - Hearing protection commence with - Care Practical: Use personal protection equipment completion of the - Maintenance (during practical sessions) PAT project Demonstration: He or she obtains quotations for PAT projects and HOD checks on Rotate magnetic submit to SMT teacher to ensure field through a coil Principal approves procurement of PAT projects that practical and display on resources workshop oscilloscope sessions take Teacher ensures that PAT project is procured place on a weekly basis REQUISITE PRE- Introduction of the OHS Act, electrical machinery regulations Introduction to magnetism and basic power sources KNOWLEDGE Electromagnetism and working principle of DC motor Use of multimeter and clamp meter RESOURCES (OTHER OHS Act, safety signs in workshop, first aid training manuals YouTube video clips and related IT resources THAN TEXTBOOK) TO Old question papers ENHANCE LEARNING Downloaded from hlayiso.com 1

2023/24 ANNUAL TEACHING PLANS: ELECTRICAL TECHNOLOGY (POWER SYSTEMS): GRADE 11 TERM 1 WEEK 1 WEEK 2 WEEK 3 WEEK 4 WEEK 5 WEEK 6 WEEK 7 WEEK 8 WEEK 9 WEEK 10 WEEK 11 INFORMAL Classwork, case studies, worksheets, homework, class tests (theory and practical work) ASSESSMENT: ASSESSMENT REMEDIATION SBA & PAT PAT simulation 1 completed Assignment (FORMAL) Safe work practices are types of administrative controls that include procedures for safe and proper work used to reduce the duration, frequency, or intensity of exposure to a hazard. The section on tools and equipment must be infused when doing all PAT simulations. Downloaded from hlayiso.com 2

2023/24 ANNUAL TEACHING PLANS: ELECTRICAL TECHNOLOGY (POWER SYSTEMS): GRADE 11 2023/24 ANNUAL TEACHING PLANS: ELECTRICAL TECHNOLOGY (POWER SYSTEMS): GRADE 11 (TERM 2) TERM 2 WEEK 1 WEEK 2 WEEK 3 WEEK 4 WEEK 5 WEEK 6 WEEK 7 WEEK 8 WEEK 9 WEEK 10 WEEK 11 CAPS TOPICS Single phase Single phase Single phase Single phase RLC RLC RLC RLC Simulation 2 PAT PAT transformers transformers transformers transformers consolidation, consolidation, revision and revision and assessment assessment TOPICS, CONCEPTS, Introduction to - Losses in Calculations related • Ratio calculations Effects of alternating Phasor diagram Impedance Power factor Natural Consolidation Consolidation SKILLS AND VALUES transformers transformers (no to transformers 𝑉𝑖𝑛𝑝𝑢𝑡 current on resistor, Inductance reactance • 𝑍= 𝑅 oscillation of term 2 work of term 2 work • = • 𝐶𝑜𝑠 𝜃 = - Magnetic Induction calculations) • Power calculations 𝑉𝑜𝑢𝑡𝑝𝑢𝑡 inductors and 𝑍 Effects of PAT project PAT project Advantages and 𝑁𝑖𝑛𝑝𝑢𝑡 𝐼 • 𝑋𝐿 = 2𝜋𝑓𝐿 √𝑅2 + (𝑋𝐿 − 𝑋𝐶 )2 design part 2: - Lenz’s Law - Full load = 𝑜𝑢𝑡𝑝𝑢𝑡 capacitors (RLC) frequency design part 2: disadvantages 𝑁𝑜𝑢𝑡𝑝𝑢𝑡 𝐼𝑖𝑛𝑝𝑢𝑡 Capacitance reactance (Ω) • 𝐶𝑜𝑠 𝜃 = 𝑉𝑅 Circuit - Magneto magnetic o 𝑃= Components in series changes on the Circuit - Construction and • Efficiency • 𝑋𝐶 = 1 • Scalar: 𝑉𝑍 description description force 𝑉𝐼𝑐𝑜𝑠𝜃 (𝑊𝑎𝑡𝑡) only 2𝜋𝑓𝐶 representation of Phase angle impedance and - Self and mutual symbols of the 𝑃𝑜𝑢𝑡𝑝𝑢𝑡 the current flow tool list and tool list and VA ratings 𝜂= × 10 All applicable Effects of frequency on the impedance 𝑅 inductance transformer and 𝑃𝑖𝑛𝑝𝑢𝑡 • 𝜃 = cos −1 learner’s own learner’s own o 𝑆= calculations relevant to XL and XC. triangle 𝑍 Resonance with - Function and core types (Deg) PCB design PCB design 𝑉𝐼 (𝑉𝐴) the theory to be • Power its operation of - Application of an • Primary and completed • 𝑃 = 𝑉 × 𝐼 cos 𝜃 characteristics transformers ideal transformer Demonstration: • 𝜃 = cos −1 𝑅 𝑉 secondary voltage, Emphasis will be on (Watt) 𝑉𝑍 Completion of current circuits containing ONE (Deg) simulation 2 resistor, ONE capacitor Show phase difference 0% Start PAT simulation PAT simulation 2 PAT project and ONE inductor between RL and RC 2 continues design part 2: Wave representation Circuit description tool list and learner’s own PCB design REQUISITE PRE- Basic electronic components and principles of magnetism Basic electronic components and principles of magnetism KNOWLEDGE RESOURCES (OTHER YouTube video clips and related IT resources YouTube video clips and related IT resources RLC “spook Old question Old question THAN TEXTBOOK) TO Old question papers Old question papers box” simulation papers papers ENHANCE LEARNING INFORMAL Classwork, case studies, worksheets, homework, class tests (theory and practical work) ASSESSMENT: ASSESSMENT REMEDIATION SBA & PAT PAT simulation 2 completed Controlled test (FORMAL) Safe work practices are types of administrative controls that include procedures for safe and proper work used to reduce the duration, frequency, or intensity of exposure to a hazard. The section on tools and equipment must be infused when doing all PAT simulations. Downloaded from hlayiso.com 3

2023/24 ANNUAL TEACHING PLANS: ELECTRICAL TECHNOLOGY (POWER SYSTEMS): GRADE 11 2023/24 ANNUAL TEACHING PLANS: ELECTRICAL TECHNOLOGY (POWER SYSTEMS): GRADE 11 (TERM 3) TERM 3 WEEK 1 WEEK 2 WEEK 3 WEEK 4 WEEK 5 WEEK 6 WEEK 7 WEEK 8 WEEK 9 WEEK 10 WEEK 11 CAPS TOPICS Control devices Control devices Control devices Control devices Control devices Control devices Single phase Single phase Single phase PAT consolidation, PAT motors motors motors s revision and consolidation, assessment revision and assessment TOPICS, CONCEPTS, Introduction to The direct on-line (DoL) Practical: Connecting Introduction to the PLC software – The interface cable Single phase Capacitor start Capacitor start Completion of Completion of SKILLS AND VALUES control and starter, contactor a DoL starter to a programmable logic introduction on the practical: induction motors motor motor simulation 3 simulation 3 protection of AC • Identification, operation light control device computer - Loading the - The universal (Note: This is a Practical: PAT project phase 2 PAT project phase machines and purpose of: Switch on and off (PLC) - The purpose of program from the motor practical component - Testing a motor Build an enclosure 2 • Principle of ➢ The contactor PAT: - History of the using software computer to the - Construction of – all aspects will be - Visual and installing circuit Build an enclosure operation of ➢ Start button PC board PLC to program the PLC the AC motor attended to as part inspection test into enclosures and installing circuit protection theory ➢ Stop button manufacturing - What is PLC - Loading an - Comparison of the practical work - Insulation into enclosures session) ➢ Overload protection hardware? - Navigating the existing program between AC in the workshop in - Continuity of ➢ Overcurrent and ➢ On delay timer, off delay - What is graphic user from the PLC to and DC motors conjunction with the windings undervoltage timer software? interface of the the computer - Producing a theory) - Test earth protection • Setting overcurrent - Hard wiring vs programming Practical: Program a rotating - Function of continuity ➢ Re-settable protection soft wiring software used PLC as a DoL starter magnetic field components - Mechanical test overcurrent o 𝐼𝑜𝑣𝑒𝑟𝑐𝑢𝑟𝑟𝑒𝑛𝑡 𝑝𝑟𝑜𝑡𝑒𝑐𝑡 = - The (how to use and load it to a PLC in single phase - Diagram - Practical protection (motor 𝐼𝑚𝑎𝑥 × programmed software) motors (interpret the application & protection) 125% (𝐴𝑚𝑝𝑒𝑟𝑒) scan cycle of a - Using ladder - Considerations circuit diagram use: ➢ The zero-volt coil, • Wiring diagram of the PLC (input, logic to write a when selecting and wire the Connection of a no volt coil DoL process, output) program for a a motor to suit starter and CSM (operator - Safety and PLC PLC a load motor on a - Wire DoL to protection) devices - What is a rung? - How changes panel) motor Testing and commissioning - Ladder logic in load affects - Reversal of - Start and stop symbols the speed of a direction of motor - Inputs motor rotation (add - Outputs - Operation of practical Practical: - Inverting inputs split phase session on - Complete test and outputs motors reversal of on CS motor - AND, OR, NOT (methods of direction) - Wire CS motor function splitting single with DoL starter. - Latching phase supply) - Start, stop and concepts in reverse the ladder logic motor - Retaining contact - Interlocking INFORMAL Classwork, case studies, worksheets, homework, class tests (theory and practical work) ASSESSMENT: ASSESSMENT REMEDIATION SBA & PAT Term test (FORMAL) PAT simulation 3 completed Safe work practices are types of administrative controls that include procedures for safe and proper work used to reduce the duration, frequency, or intensity of exposure to a hazard. The section on tools and equipment must be infused when doing all PAT simulations. Downloaded from hlayiso.com 4

2023/24 ANNUAL TEACHING PLANS: ELECTRICAL TECHNOLOGY (POWER SYSTEMS): GRADE 11 2023/24 ANNUAL TEACHING PLANS: ELECTRICAL TECHNOLOGY (POWER SYSTEMS): GRADE 11 (TERM 4) TERM 4 WEEK 1 WEEK 2 WEEK 3 WEEK 4 WEEK 5 WEEK 6 WEEK 7 WEEK 8 WEEK 9 WEEK 10 CAPS TOPICS Power supplies Power supplies Power supplies Power supplies Power supplies PAT consolidation PAT consolidation Examination Examination Examination & revision & revision TOPICS, CONCEPTS, DC power supplies DC power supplies Rectification (half wave • Block diagram DC power supplies Revision: Term 1 Revision: Term 3 SKILLS AND VALUES - What is a power and full wave) • Circuit construction of practical: Construct a half and Term 2 and term 4 supply unit (PSU)? Principle of operation • Waveforms the C and LC filter wave rectifier and display PAT: Finalisation of - Block diagram of a electron flow vs • Circuit construction (practical) the waveform on the PAT: Finalisation of PAT portfolio and linear power supply conventional flow (practical) • Representation of oscilloscope PAT portfolio and PAT project for - The role that P&N material • Representation of waves on oscilloscope PAT project for moderation different • Forward biasing waves on oscilloscope • Ripple factor – Practical: Construct a full moderation semiconductor • Reverse biasing • Principle of filtering percentage only wave rectifier and display components play in • Characteristics curve & and waveforms the waveform on the a PSU symbol of the diode oscilloscope Semiconductors ➢ The PN diode ➢ Construction REQUISITE PRE- Introduction to basic electronic components, basic operation KNOWLEDGE RESOURCES (OTHER YouTube video clips, related IT resources and simulations THAN TEXTBOOK) TO Old question papers ENHANCE LEARNING INFORMAL ASSESSMENT: ASSESSMENT REMEDIATION SBA (FORMAL) Final examination Downloaded from hlayiso.com 5