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total: 58
Search results for: JÓZEF KOSTRO
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Weldability of S500MC Steel in Underwater Conditions
PublicationWet welding with the use of covered electrodes is one of the methods of underwater welding. This method is the oldest, the most economic and the most versatile. The main difficulties during underwater wet welding are: high cooling rates of the joint, the presence of hydrogen in the arc area and formation of hard martensitic structure in the weld. These phenomena are often accompanied by porosity of welds and large number of spatters,...
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Assembling and testing of quasi-static hybrid piezoelectric motor based on electroactive lubrication principle
PublicationThe presented paper concerns a novel concept of hybrid piezoelectric motor based on electroactive lubrication principle. Its structure is combined of quasi-static and resonance piezoelectric actuators, synchronizing their work to generate the rotary movement. The hybrid motor topology is compared to the existing piezoelectric motors, regarding its field of applications in embedded systems with very high security requirements. The...
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Blacha obwodu magnetycznego stojana pięciofazowego silnika indukcyjnego
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Blacha obwodu magnetycznego stojana pięciofazowego silnika indukcyjnego
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Blacha obwodu magnetycznego stojana pięciofazowego silnika indukcyjnego
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Układ automatycznego przełącznika uzwojeń generatora
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Wolnoobrotowy generator synchroniczny z magnesami trwałymi, zwłaszcza do zastosowania w elektrowni wiatrowej o pionowej osi obrotu
Inventions -
Układ automatycznego przełącznika uzwojeń generatora
Inventions