Current research projects

Image CO₂ GAS HYDRATES FOR SUSTAINABLE ENERGY AND COOLING SOLUTIONS
Image Certification of efficient air conditioning and ventilation systems through the new "indoor air quality seal" for non-residential buildings
Image Service offer for Leak Detection and Tightness Test
Image Innovative cryogenic cooling system for the recondensation / liquefaction of technical gases up to 77 K
Image Lifetime prediction of hermetic compressor systems
Image Development of test methods and test rigs for stationary integrated refrigeration units
Image Low Temperature Measuring Service
Image Software modules
Image Performance tests of condensing units
Image Hybrid- Fluid for CO2-Sublimation Cycle
Image Calibration leak for the water bath leak test
Image Filter Tests
Image Energy efficiency consulting - cogeneration systems
Image Investigation according to DIN EN ISO 14903
Image Micro fluidic expansion valve
Image Software for test rigs

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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

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)

Image

Measurements on ceiling mounted cooling systems

Comparative performance measurement

Image

Micro fluidic expansion valve

for increasing of the efficiency of small and compact cooling units

Image

Solar Cooling

Solar Cooling with Photovoltaic