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Thermodynamics And Fluid Mechanics

Automotive Engineering Technology · Level 6  ·  10 Chapters

Compiled by: Martin Karanja

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What Thermodynamics And Fluid Mechanics covers

In this unit, you will be able to confidently apply the fundamental principles of thermodynamics and fluid mechanics to real-world engineering challenges, from analyzing energy flow in systems to accurately working with pumps and gas laws. You’ll develop the skills to solve complex problems involving heating, expansion, and fluid movement, ensuring safety and precision in every task. By the end, you’ll be ready to tackle practical thermodynamic and fluid systems with confidence and expertise, making a valuable impact in your trade.

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Careers after Thermodynamics And Fluid Mechanics

Understanding thermodynamics and fluid-mechanics gives you the tools to keep engines, pumps, and steam systems running efficiently across Kenya’s most vital sectors. Whether you join a workshop, a plant, or start your own service, these skills translate directly into jobs that pay and grow with the country’s demand for reliable power and transport.

  • Vehicle service workshops in Nairobi’s industrial districts - you use heat-transfer and work-calculation methods to diagnose overheating, optimise cooling-system performance and charge customers for precise engine-diagnostic services.
  • Heavy-duty diesel-engine repair shops serving the Mombasa port - you apply the steady-flow energy equation to assess power output of ship-board generators, enabling you to service, overhaul and commission engines for shipping operators.
  • Fuel-pump installation firms working on irrigation schemes in Nakuru - you size centrifugal pumps by calculating specific speed, ensuring reliable water delivery and earning fees for design, installation and commissioning.
  • Mobile diesel-engine maintenance business for public-transport fleets in Kisumu - you perform on-site energy-balance checks on bus engines, predict wear patterns and sell preventive-maintenance contracts to transport companies.
  • Power-generation plants (geothermal, hydro, or thermal) in the Rift Valley - you model steam cycles and turbine performance, optimise plant output and secure a role as a process or plant engineer with a competitive salary.
  • Sugar processing factories in Western Kenya - you analyse boiler efficiency, apply combustion equations to bagasse fuel and recommend fuel-mix adjustments, providing cost-saving consultancy that is paid per project.
  • Tea factories in Kericho that use steam for leaf drying - you control steam systems, calculate work done by boilers and ensure safe operation, earning a position as a plant technician or senior steam-system operator.
  • Urban water-pumping stations for Nairobi County - you evaluate reciprocating-pump dynamics, determine suction and delivery pipe velocities and maintain pump performance, leading to a salaried pump-technician role.
  • Automotive parts manufacturing units in Kiambu - you use perfect-gas laws to design and test cooling-system components, contributing to product development and earning a design-engineer or quality-control position.
  • Independent consultancy for fleet operators across Kenya - you perform fuel-composition analysis, apply combustion equations to improve engine tuning and charge fleet owners per consultancy project.

Master these principles and you become the problem-solver every workshop, plant and fleet needs - your expertise will keep Kenya’s engines running smoothly and open pathways to a rewarding career or your own thriving business.

Chapters

1
To Apply Thermodynamic Processes
44 topics
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2
To Apply knowledge of perfect gases
16 topics
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3
To Apply knowledge of steam cycle
33 topics
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4
To Apply knowledge of fuel combustion
28 topics
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5
To Apply heat transfer and heat exchangers in fluid
16 topics
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6
To Operate air compressors
17 topics
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7
To Apply the knowledge of the flow of fluids
19 topics
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8
To Apply the knowledge of viscous flow of fluids
12 topics
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9
To Apply dimensional and models analysis fluids
20 topics
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10
To Operate fluid pumps
21 topics
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What Thermodynamics And Fluid Mechanics covers: 45 main topics in 10 chapters

1. To Apply Thermodynamic Processes

  1. 1.1 Basic Thermodynamics Terms Definition
  2. 1.2 Laws of Thermodynamics
  3. 1.3 Thermodynamic Processes
  4. 1.4 Thermodynamics systems
  5. 1.5 Heating and expansions of gases
  6. 1.6 General Laws for Expansion and Compression
  7. 1.7 Application of Steady Flow Energy Equation to

2. To Apply knowledge of perfect gases

  1. 2.1 Laws of Perfect Gases
  2. 2.2 General Gas Equation
  3. 2.3 Characteristic Equation of Gas
  4. 2.4 Universal Gas Constant
  5. 2.5 Specific Heat

3. To Apply knowledge of steam cycle

  1. 3.1 Steam cycles
  2. 3.2 Thermodynamics steam turbines

4. To Apply knowledge of fuel combustion

  1. 4.1 Elements and Compounds of fuel
  2. 4.2 Combustion Equations of Fuels and calculations
  3. 4.3 Conversion analysis of fuels
  4. 4.4 Mass of Carbon in Flue Gases
  5. 4.5 Mass of Flue Gases per kg of Fuel Burnt
  6. 4.6 Excess Air Supplied calculations
  7. 4.7 Flue Gas Analysis by Ors at Apparatus

5. To Apply heat transfer and heat exchangers in fluid

  1. 5.1 Heat Transfer Media
  2. 5.2 Derivation and application of Fourier's* Law of Heat Conduction equation 𝑄 ∝ 𝐴 × 𝑑𝑇 𝑑𝑥 = 𝑘𝐴 × 𝑑𝑇 𝑑
  3. 5.3 Heat Transfer by Conduction through
  4. 5.4 Overall Coefficient of Heat Transfer

6. To Operate air compressors

  1. 6.1 Classification of air compressors
  2. 6.2 Single Stage Reciprocating Air Compressor
  3. 6.3 Work done during
  4. 6.4 Power Required to Drive a Single-stage Reciprocating Air Compressor
  5. 6.5 Work-done by Reciprocating Air Compressor with Clearance Volume
  6. 6.6 Power Required to Drive a Two-stage Reciprocating Air Compressor
  7. 6.7 Minimum Work Required for a Two-stage Reciprocating Air Compressor

7. To Apply the knowledge of the flow of fluids

  1. 7.1 Types of Fluid Flow
  2. 7.2 Loss of Energy (or Head) in Pipes
  3. 7.3 Hydraulic Gradient and Total Energy Lines

8. To Apply the knowledge of viscous flow of fluids

  1. 8.1 Flow of viscous flow

9. To Apply dimensional and models analysis fluids

  1. 9.1 Definition of terms
  2. 9.2 Dimensional analysis similitude
  3. 9.3 Dimensionless Numbers
  4. 9.4 Model test analysis and calculations

10. To Operate fluid pumps

  1. 10.1 Principles of operation of
  2. 10.2 Derivation of equations for a reciprocating pump
  3. 10.3 Application of reciprocating pumps equations to solve problems
  4. 10.4 Derivation of equations for a centrifugal pump
  5. 10.5 Application of centrifugal pumps equations to solve problems

Revise this unit

Exam-style questions 140 Written to CDACC standard, with answers Test yourself 394 Multiple-choice, one at a time Practise questions 304 Quick recall — check you know the facts
3 more for this unit
Oral exam preparation 90 What the assessor asks, and how to answer out loud Worked calculations 69 Step-by-step maths with the common mistakes Quick cards 1,964 Myth busters, skill tips and scenarios

Beyond the syllabus

Decision simulator 10 On site, what would you do? Workplace scenarios 201 Real site situations — what would you do? Turn this into income 120 Where this skill earns — what to charge, how to find clients

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