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Efficient useful heat with CO2 hybrid heat pump
New hybrid heat pump achieves higher efficiency for useful heat supply through a CO2 compression and adsorption cycle coupled via stratified heat storage.
- Electrical engineering
- Automation / IT
- Simulation and data processing
- Energy technology
- Software and IT
- Measurement technology
Long-lasting, highly dynamic power supply
New modulation method increases operational lifetime of switching power units through digital, highly dynamic control and the use of film capacitors.
- Electrical engineering
- Energy technology
- Measurement technology
- Simulation and data processing
- Microtechnology / precision mechanics
Three-phase hybrid converter as efficient voltage source
New three-phase converter topology with high efficiency and power density generates low-distortion output voltages for mains, drive and test applications.
- Measurement technology
- Energy technology
- Electrical engineering
- Automation / IT
- Drive technology
- Automotive industry
- Aerospace industry
- Mechanical engineering
- Environmental technology
- Process and production engineering
Determine battery charge states
A new method reduces the number of current sensors needed to find out the charging status of all the cells in a battery.
- Process and production engineering
- Electrical engineering
- Energy technology
- Coating technology
- Plant engineering
Zigzagging to the cell stack
A novel, automated procedure for stacking optimises manufacturing for lithium-ion battery cells.
Strong polymers for stronger accumulators
An efficiently manufactured separator made of a novel material mix can lengthen the life of lithium-ion accumulators.
Fixed with a click
Holder that speeds up the assembling of modules of electric energy storage devices faster and more cost-effective.
Mobile measurements for thermal water
A mobile fluid calorimeter enables determining the specific heat capacity of thermal water for geothermal plants.
- Electrical engineering
- Energy technology
- Energy and water supply
- Process and production engineering
- Chemical industry
Preventing cracks in electrode material
New zero-strain electrode material consisting of lithium-metal fluoride for lithium-ion batteries.
