Current research projects

Image Certification of efficient air conditioning and ventilation systems through the new "indoor air quality seal" for non-residential buildings
Image Behavior of multiphase cryogenic fluids
Image Cryogenic liquid piston pumps for cold liquefied gases like LIN, LOX, LHe, LH2, LNG, LAr
Image Ionocaloric cooling
Image Non- invasive flow measurements
Image Humidifier System for High-Purity Gases
Image Innovative Parahydrogen Generator Based on Magnets
Image State of system and failure analyses
Image In-Situ-Swelling Behaviour of Polymer Materials in Flammable Fluids
Image Thermostatic Expansion Valves
Image Investigation of coolants
Image Low Temperature Measuring Service
Image Range of services laboratory analyses
Image Laseroptical measurement
Image Air-flow test rig for fan characteristic measurement
Image Characterisation of Superconductors in Hydrogen Atmosphere

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Optimizing HVAC operation with machine learning

BMWi Euronorm Innokom

01/2019–05/2021

Dr.-Ing. Thomas Oppelt

+49-351-4081-5321

in progress

Intelligent control of HVAC systems – high comfort with low energy demand

Motivation

During operation, the energy efficiency of many HVAC systems remains considerably below the value predicted when planning. One reason is that especially complex systems with multiple generators, storages and consumer locations frequently are not operated optimally.

Aim of the project

Development of a tool for optimizing the operation of HVAC systems which uses machine learning (ML) methods and data from the digital building model (Building Information Model, BIM):

  • Optimization goal: high energy efficiency with at the same time high comfort for users

  • Saving operating costs, energy and carbon dioxide emissions due to increased efficiency

  • Continuous autonomous improvement of the ML algorithm by learning from new measured data with auto-adaptive reaction to changing conditions (building, system, use, smart meter for real time billing of energy and media, etc.)

Approach

  • Reproduction of the real system’s thermal-energetic behaviour in the machine learning system, training with BIM data, measured data and a digital twin of the real system
  • Application of ML methods for load forecasting (weather, usage patterns)

  • Automatic classification of utilisation scenarios, fault detection

  • Integration of available tools for efficient simulation of indoor air flows and for calculating energy demands

  • Co-Validation of optimization tool, experimental studies and digital twin

Interested?

Please get in touch with us if you are interested in a cooperation: klima@ilkdresden.de

 


Your Request

Further Projects

Image

Low Temperature Tribology

Tribological studies at cryogenic temperatures

Image

Investigation of coolants

Secondary loop refrigerants

Image

Refrigerants, lubricants and mixtures

Determination of working fluid properties

Image

Reduction of primary noise sources of fans

...using numerical and experimental methods with contra-rotating axial fan

Image

Software for technical building equipment

Design cooling load and energetic annual simulation (VDI 2078, VDI 6007, VDI 6020)