Power Electronic Circuits Fabrication

Electrical Engineering · Level 6  ·  4 Chapters

Compiled by: Fredrick Okoth

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What Power Electronic Circuits Fabrication covers

In this unit, you will be able to design and build power electronic circuits that meet real-world needs by carefully analyzing requirements and selecting the right technology. You will confidently create prototypes, print and etch circuit boards, and assemble components with precision, all while prioritizing safety. By the end, you'll be skilled in testing and powering up your circuits to ensure they perform exactly as intended, ready to bring efficient power solutions to life.

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Careers after Power Electronic Circuits Fabrication

In this unit you’ll learn how to turn a power-conversion idea into a working circuit, from the first client conversation right through to routine maintenance. Those abilities are in demand across Kenya’s growing energy, manufacturing, and tech sectors, and they also give you the confidence to start your own workshop or freelance service.

  • Solar-mini-grid installation firms in Kisumu, Kericho and Turkana - you meet community leaders, identify the exact power-conversion needs for solar inverters, design and prototype PCB boards, and prepare accurate Bills of Quantities that keep projects on budget. You earn a project-based fee or a salary as a design engineer.
  • Telecommunications tower power-supply workshops in Nairobi’s Industrial Area - you analyse the load requirements of base-station rectifiers, select the right DC-DC converters, print and etch PCBs, and perform rigorous unit and output tests to ensure uninterrupted service. Payment comes as a fixed-rate contract or hourly wage.
  • Agricultural-processing plants in Nakuru and Eldoret - you develop custom power converters for motor drives and grain-drying equipment, assemble and solder the circuits on-site, and create maintenance schedules that extend equipment life. Earnings are earned through plant-maintenance contracts or a full-time engineering position.
  • Automotive-electrical retrofit workshops in Mombasa’s port zone - you diagnose faults in vehicle power-electronics, redesign faulty modules, fabricate replacement PCBs, and certify the work with safety procedures. You charge customers per repair or as a specialist technician on staff.
  • Small-scale electronics fabrication hubs in informal settlements around Nairobi and Kisii - you gather tools, select the appropriate printing technique (laser-direct or screen printing), produce low-cost PCBs for local entrepreneurs, and sell the finished converters or offer a “design-to-order” service. Income is generated from product sales and freelance commissions.
  • Renewable-energy component manufacturers in Kiambu’s industrial parks - you prepare detailed BoQs for bulk production runs, oversee safe soldering and component mounting, and lead quality-control testing before mass-production. You receive a salaried engineering role with performance bonuses.
  • Water-pumping scheme contractors in the Rift Valley - you design robust power-conversion units that run solar-driven pumps, conduct fault diagnosis in the field, and implement preventive-maintenance plans for remote sites. Compensation includes project fees and maintenance service contracts.
  • Technical-training centres and vocational colleges in Nairobi, Nakuru and Garissa - you teach apprentices how to safely power up converter circuits, run unit tests, and document maintenance procedures, earning a teaching stipend or consultancy fees.
  • Freelance power-electronics consultants serving startups across Kenya - you offer end-to-end services: requirement gathering, simulation modelling, PCB fabrication, testing, and after-sales support, billing clients per project or on retainer.

Mastering these skills means you can move from a workshop bench to any of these vibrant workplaces, or launch your own business turning ideas into reliable power solutions. Your expertise will keep Kenya’s lights on, its factories humming, and its innovators powered up. Keep building - the circuits you create today will power tomorrow’s Kenya.

Chapters

What Power Electronic Circuits Fabrication covers: 26 main topics in 4 chapters

1. Design power converter circuits

  1. 1.1 Identifying the need for power conversion converter circuits
  2. 1.2 Carrying out system analysis
  3. 1.3 Determining power conversion technology
  4. 1.4 Types of AC to DC Conversion
  5. 1.5 Conducting modelling, prototyping and simulation
  6. 1.6 Preparing Bill of Quantities

2. Fabricate power converter circuit

  1. 2.1 Adhering to health and safety procedures
  2. 2.2 Assembling Tools, materials and equipment
  3. 2.3 Identifying Printing technique
  4. 2.4 Printing of circuit board layout
  5. 2.5 Etching of PCB
  6. 2.6 Mounting of components on PCB
  7. 2.7 Soldering components
  8. 2.8 Powering power converter circuit

3. Test power converter circuit

  1. 3.1 Conducting unit test
  2. 3.2 Conducting output tests
  3. 3.3 Conducting fault diagnosis
  4. 3.4 Rectifying faults
  5. 3.5 Replacement

4. Maintain power converters

  1. 4.1 Preparing maintenance schedule
  2. 4.2 Preparing system maintenance check list
  3. 4.3 Selection of maintenance tools and equipment
  4. 4.4 Carrying out inspection and tests
  5. 4.5 Diagnosing faults
  6. 4.6 Rectifying faults
  7. 4.7 Preparing Maintenance Report

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Beyond the syllabus

Other units in Module VIII