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Higher Engineering Science SQA
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Higher Engineering Science SQA
free revision notes.
Higher Engineering Science SQA
– Topics
Analogue Electronic Control Systems
Calculating Relationship between Input and Output Voltages for op-amp Configurations
Function of op-amp Configurations
Comparing BJT and MOSFET Transistors in a Given Application
Designing a MOSFET Circuit as a Voltage-Operated Switch
Function and Purpose of MOSFETs
Calculating the Current Gain of an npn Transistor
Designing a BJT Circuit as a Current Amplifier
Function and Purpose of BJTs
Using Input Transducer Characteristics to Design Voltage Dividers
Variable Resistors, Light and Temperature Sensors in Voltage Dividers
Digital Electronic Control Systems
Programmable Control
Digital Electronic Control
Drive Systems
Calculating Power in a Drive System
Calculating Torque: T = Fr
Purpose of Friction in Brakes and Clutches
Purpose of Couplings, Radial and Thrust Bearings
Selecting and Calculating Appropriate Drive Systems
Diagrams of Drive Systems
Energy and Efficiency, Calculations
Solving Structural Problems Using Trigonometric Functions and Substitution
Manipulating and Combining Given Formulae to Obtain Answers
Applied Calculations Involving Efficiency, Work Done and Power
Calculations Related to Energy Audits
Engineering Roles and Disciplines
Skills and Specialist Knowledge Required within Projects
Role of the Professional Engineer within a Project
Impacts of Engineering
Emerging Technologies and their Impact
Sustainability of Engineering Solutions
Examples of Environmental Impacts of Engineering
Examples of Social and Economic Impacts of Engineering
Materials
Calculating Elastic Strain Energy
Calculating Factor of Safety
Calculating Young's Modulus of Elasticity
Using Strain Gauges
Properties of Materials
Stress/Strain Graphs
Pneumatics, Structures and Forces
Diagrams of Structures
Using Nodal Analysis to Calculate the Size and Nature of Forces in Frames
Calculating Reaction Forces in Simply-Supported Beams or Structures
Resolving Triangle/Polygon of Forces, Resultant/Equilibrant
Equilibrium of Concurrent and Non-Concurrent Forces in 2D
Electro-Pneumatic Control Circuits
Sequential Control Circuits with up to Three Cylinders
The Systems Approach
Using Error Detection in a Closed-Loop System
Closed-Loop, Two-State and Proportional Feedback
Role of Negative Feedback in a System
Complex System, Sub-System and Control Diagrams