Zobrazeno 1 - 10
of 11
pro vyhledávání: '"V. M. Bardin"'
Publikováno v:
Russian Electrical Engineering. 91:725-729
In the course of the operation of power transistor converters of electric energy, various emergency situations are possible, e.g., a short circuit in the load circuit. The rate of increase in the short-circuit current and its amplitude are affected b
Autor:
V. M. Bardin, A. A. Voronkov
Publikováno v:
Russian Electrical Engineering. 91:634-637
Providing high reliability of electric energy converters based on power semiconductor devices (PSDs) is the main goal of designers, manufacturers and users of such devices. There are many factors affecting reliability—namely, the PSD heat dissipati
Autor:
A. V. Zemskov, V. M. Bardin
Publikováno v:
Russian Electrical Engineering. 88:229-232
Inverter converters used for dc-arc electric welding have been manufactured by many foreign and domestic companies and showed good results for decades. Until recently, ac welding was carried out only at an industrial frequency of 50 Hz. Earlier, we s
Autor:
A. V. Zemskov, V. M. Bardin
Publikováno v:
Russian Electrical Engineering. 84:446-449
Parallel operation of welding sources is one approach to increasing their total output power. This is possible provided that the output performance of the sources is identical and the output-current frequency and phase are well synchronized. The disb
Autor:
V. M. Bardin, A. V. Zemskov
Publikováno v:
Russian Electrical Engineering. 84:332-335
A computer model is used to assess the influence of the transmission coefficient and time constant of the control system on the load characteristic of a high-frequency AC welding inverter.
Publikováno v:
Russian Electrical Engineering. 83:346-349
Results of theoretical and experimental investigations of a new type of a welding inverter, namely, an ac inverter welding apparatus with a frequency of 25–50 kHz, are given. A schematic circuit of the inverter power part is described, and recommen
Autor:
D. A. Borisov, V. M. Bardin
Publikováno v:
Russian Electrical Engineering. 82:212-215
For the widespread application of power transistors in welding invertors, a serious investigation of transient processes in the circuits of these converters is necessary in order to ensure their high reliability. The article describes an investigatio
Autor:
V. M. Bardin, D. A. Borisov
Publikováno v:
Russian Electrical Engineering. 80:337-339
The skew half-bridge scheme in the commuting mode of the welding arc is simulated in a PSIM environment. An examination of the physical model proves the convergence of the applied mathematical model.
Publikováno v:
Measurement Techniques. 22:575-577
Publikováno v:
Measurement Techniques. 22:1110-1112