Vehicle Technology

Objectives and competences:

• Fundamentals of combustion engines
• Technical application of combustion engines
• Advantages and disadvantages of the combustion engine
• Importance of combustion engines for drive systems

Contents:

• Definitions
• Working methods
• Thermodynamics
• Crank drive
• Mass balance
• Supercharging
• emissions
• Technical application of combustion engines

Engine and vehicle acoustics

Aims and competences:

• Teaching the basics of acoustics,
• Significance of sound (noise) for the environment and product comfort
• Methods for sound measurement and assessment
• Derivation of measures to minimise noise
• Application of engine and vehicle acoustics

Contents:

• Fundamentals of acoustics, airborne and structure-borne sound
• Noise (limit and guide values, noise effects)
• Psychoacoustics
• Room acoustics, acoustic measuring rooms
• Acoustic measurement technology Evaluation methods
• Engine and vehicle acoustics
• Methods and measures for noise reduction

Fuels and energy sources

Objectives and competences:

Use of different energy sources, depending on the combustion processes or drive systems

Energy sources and energy storage technologies depending on

• availability
• environmental compatibility
• sustainability
• economic efficiency and technical complexity

Contents:

• Energy sources and energy storage systems for vehicles
• Fossil fuels (liquid and gaseous)
• Biogenic fuels, synthetic e-fuels
• Energy storage: electrochemical fundamentals and principles of primary and secondary elements, selected functional examples;
• Scaling and battery management for mobile systems; current developments

Hearing acoustics

Aims and competences:

• Knowledge of basic hearing acoustics parameters
• Basic knowledge of measurement methods for hearing acoustics
• Basic knowledge of the perceptual characterisation of environmental sounds

Contents:

• Fundamentals and basic concepts of hearing acoustics; perceptual variables and their relationship to physical parameters;
• Differential perception; masking;
• Calculation methods for determining loudness as a fundamental perceptual variable in hearing acoustics;
• Perception of level fluctuations and their significance in the evaluation of technical sounds, e.g. roughness;
• Characterisation of the perception of tonal sounds, i.e. pitch, tonality, timbre; application to engine sounds;
• binaural auditory perception

Hydraulic and pneumatic systems - pumps and compressors

Objectives and competences:

• Fundamentals of reciprocating pumps/compressors and rotary piston pumps/compressors,
• Constructive design of positive displacement machines,
• Control of positive displacement machines
• Fundamentals of hydraulics and pneumatics

Contents:

• Design and function of positive displacement machines
• Thermodynamic processes
• Physical principles (hydrostatics, resistances, pressure build-up) and fluid technology symbols - Types and structure of pumps, suction behaviour of pumps, control units
• Fundamentals of pneumatics (elements of pneumatic systems, system circuit diagram)
• Design of various pneumatic components, e.g. valves (directional, shut-off, flow and pressure valves)
• Pneumatic control systems

Fundamentals of vehicle technology

Goals and competences:

• Novel mobility concepts
• Fundamentals of modelling and analysis of motor vehicles
• Fundamentals of vehicle dynamics
• Basic understanding of the drivetrain and its components
• Basic understanding of the chassis

Contents:

• Traffic development / requirements for motor vehicles
• Mobility concepts (small vehicles, micromobiles, sharing approaches,...)
• Vehicle physics (driving resistance, tyre models, vehicle models,...)
• Drives and components in the drive train
• Chassis (brakes, wheel suspensions, steering,... )
• Specifics of vehicle sensors

Vehicle emissions

Objectives and competences:

• Knowledge of the different sources of vehicle emissions
• Analysing the requirements in vehicle development
• Ability to design vehicle architectures
• Development planning
• Basic understanding of sustainability

Contents:

• Types of emissions (gases, dust, noise, light, ...)
• Emissions vs. immissions
• Effects on people and the environment
• Legal regulations
• The concept of sustainability
• Climate-relevant emissions and the greenhouse effect
• Origin and reduction of vehicle emissions
• Exhaust emissions & measures to reduce emissions & exhaust aftertreatment

Simulation of internal engine processes - injection, combustion and pollutant formation

Objectives and competences:

• Application of simulation
• Structure of the various injection systems
• Advantages and disadvantages of the various injection systems

Contents:

• Introduction and legislation, presentation of development chain: 1-D and 3-D tools
• Overall system simulation: modelling vehicle and subsystems
• Design of engine concept (incl. exhaust gas turbocharger concept) Modelling of injection system
• Injection spray and mixture formation
• Phenomenological modelling of combustion and pollutant formation
• Workshops 1D
• Engine process simulation (using GT-Power as an example)

Vehicle system design

Goals and competences:

• Analysing the requirements in vehicle development
• Ability to design vehicle architectures
• Insight into the development processes
• Fundamentals of development planning
• Basic understanding of sustainability

Contents

• Product development process PEP
• Vehicle platforms and construction kits
• Organisation and process of vehicle development
• Requirements management Legal boundary conditions
• Vehicle architectures (BEV / HEV / FCEV vs. conventional vehicle)
• Components (drive technology, storage technology)
• Software management / connectivity Safety / virtual infrastructure for the vehicle
• Functional safety Testing, validation of prototypes
• Production conditions, sales and after-market
• Recycling Life-Cycle Assessment (LCA)

Hydrogen technology and drives

Objectives and competences:

• Analysing the requirements for the alternative fuel hydrogen
• Assessment of sustainability potential
• Assessment of safety standards for hydrogen
• Basics of the technical possibilities
• Contribution of hydrogen to the energy and transport transition

Contents:

• Introduction to hydrogen as an alternative energy carrier
• Material properties, safety and standards
• Availability and production of hydrogen
• Hydrogen storage, distribution and infrastructure
• Profitability and life cycle assessment (LCA)
• Hydrogen combustion engines
• Fuel cell systems for mobile drive systems