Current research projects

Image Low noise and non metallic liquid-helium cryostat
Image Preformance measurements of heat exchangers
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Image Production of novel barrier layers on polymer materials to reduce hydrogen permeation
Image Corrosion inhibitor for ammonia absorption systems
Image Cryogenic liquid piston pumps for cold liquefied gases like LIN, LOX, LHe, LH2, LNG, LAr
Image IO-Scan - Integral measuring optical scanning method
Image State of system and failure analyses
Image Electrochemical decontamination of electrically conducting surfaces „EDeKo II“
Image Innovative cryogenic cooling system for the recondensation / liquefaction of technical gases up to 77 K
Image Energy efficiency consulting - cogeneration systems
Image Electrical components in refrigeration circuits
Image Micro heat exchangers in refrigeration
Image Cold meter
Image Verification of storage suitability of cryo tubes
Image Tensile and compression testing

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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

Influenced melting point of water by magnetic field

Controlled sub-cooling of products in freezing processes

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Investigation of materials

Investigations regarding the compatibility of materials with refrigerants, oils and heat transfer fluids

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Image

Non- invasive flow measurements

PDPA - flow fields and particle sizes