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  • Proposal of a 5kVA single-phase on-line UPS with high frequency isolation and power factor correction
    (Ch4: 100V /div., Ch3:25A/div.; 4ms/div.). .... this paper was proposed a high performance double conversion UPS that uses high frequency transformer for isolation. .... The proposed system is also suitable to operate with rms input voltages values equal to 110V/220V, 115V /230V, or 120V/240V.
  • Current sourcing isolated grid connected inverter
    Vin= 115V ; Vline=110Vrms; Pout=150W. .... high charging current of the output capacitor and the injection of spurious currents to the grid when .... The proposed inverter applies high frequency isolation transformer . .... Vline=110V; From top to bottom: capacitor's voltage 100V /div; "enable" signal of the output inverter 5V/div…
  • Elements of the applied electronics
    Bridge rectifier with network voltage switch 230V/115V . .... Voltages add themselves again too about 320 V. .... 1000 price approach for 1nF/100V €. .... B6 transformers and transformers .
  • Measuring Technology and Mechatronics Automation IV
    …parameters are listed as followed: input voltage U1=U2=180V, output voltage Uo= 115V /400Hz, swithcing frequency … is only controlled, when the sum of the two inductors current is equal to iL1 (iL1+iL2 .... Partial Discharge Pattern Recognition of power transformer by Using. .... In excitation process, VP-P> 100V [4], vibration of the string transforms to free oscillating and damping…
  • Advances in Mechanics Engineering
    …/ div (a) (b) 0 20 40 60 80 100120140160180 f / Hz 100v / div (c .... But they both are only applicable to the single-phase fault-tolerant of inverters. .... power by electromagnetic coupling between the primary and secondary side of the detachable transformer , completely overcomes these .... Here to do is to make 115v DC voltage we get for DC/DC change, we use the…
  • Advances in Manufacturing Technology
    The test shows that changing the voltage ( 100V -250V)and the thickness of the plate spring (1 .... Due to the change of application site, the box beam overhead crane's span needs restructuring. .... cantilever; RL is resistive load; n is the equivalent turns ratio of the transformer used to represent .... Generally, the input voltage of MPM is mainly about 28VDC, 270VDC and 115V /AC/400Hz[3,4].
  • MOST UNEXPECTED AT LHC AND THE STATUS OF HIGH ENERGY FRONTIER, THE - PROCEEDINGS OF THE INTERNATIONAL SCHOOL OF SUBNUCLEAR PHYSICS
    conventional AC transformer . .... A major contribution from Europe and from DESY to the ILC Global Design Effort is brought up .... IV ~o- 115V . .... ~ 40 - 100V .