Słowa kluczowe: evolutional algorithms, DC motor, controlled three-phase rectifier, PID-regulator, data center, SaaS, resource management, virtualization, genetic algorithm, individual, population, mutation, target function, fuzzy logic, fuzzy queries, SQL, Oracle 11g XE, brushless motor with permanent magnets, BLDCM, PMSM, mechanical characteristics, waveforms, traction lines, icing, wire, domestic drive, commutator motor, brushless motor direct current motor, SRM, six-electrode electric arc furnace, MEA, power supply systems of high voltage DC (HVDC), electrical machines, eddy current losses, excess losses, hysteresis losses, transformer sheets, anizotropia magnetyczna, blachy prądnicowe, pętla histerezy , dynamo steel sheet, hysteresis loop, magnetic anisotropy, asymetria silnika indukcyjnego, strumień osiowy, diagnostyka , asymmetry induction motor, axial flux, diagnostics, energoelektronika, tranzystory SiC, kompatybilność elektromagnetyczna , power electronics, transistors SiC electromagnetic compatibility, Metoda Middlebrook’a, analiza częstotliwościowa, Buck-Converter, Middlebrook’s method, AC analysis, voltage distortion, current distortion, welding arc devices, passive controlled L-C filter, higher harmonics, self-excited induction generator, SVPWM inverter, small hydropower plant, control algorithm, loads and overloads of tram traction substation, artificial neural network, voltage harmonics, salient pole synchronous generator, total harmonic distort, induction machine losses, efficiency standards, power quality, cables attenuation, radiated electromagnetic disturbances, converter drive, electromagnetic compatibility