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Possibility of design of current frequency converters with serial resonant circuit
This paper occupied with the new trend in construction of converters alluded types. There is shown in the paper the way of rising the switching losses of the current inverters, there ara controlled by algorithm of vector-oriented modulation....
JA - Elektronika a optoelektronika, elektrotechnika
- 2001 •
- Jx
Rok uplatnění
Jx - Nezařazeno - Článek v odborném periodiku (Jimp, Jsc a Jost)
Electronic Tunability and Cancellation of Serial Losses in Wire Coils
(electronically) and to cancel out serial losses (up to tens or even hundreds of Ohms of cancellation of real serial resistance, which is the most important parasitic feature in low- and middle-frequency bands. In this cas...
Electrical and electronic engineering
- 2022 •
- Jimp •
- Link
Rok uplatnění
Jimp - Článek v periodiku v databázi Web of Science
Výsledek na webu
Experimental stand for power loss analysis and cooling system analysis of power converters of 150 kVA
An experimental stand is used to analyze the power losses and verify the cooling system of 150 kVA power inverters. The serial connection of the Infineon FF450R1200KT4 power modules allows us to control the power loss of ea...
Electrical and electronic engineering
- 2019 •
- Gfunk •
- Link
Rok uplatnění
Gfunk - Funkční vzorek
Výsledek na webu
Serial Resonant DC-link Power Converters
of switching losses, that originated at the power semiconductors.
JA - Elektronika a optoelektronika, elektrotechnika
- 2001 •
- D
Rok uplatnění
D - Stať ve sborníku
THE INFLUENCE OF THE SUSPECTION INSULATOR COMPOSITION ON THE LEAKAGE MAGNITUDE AT THE HIGH VOLTAGE LINES
The composition of the suspection insulators at the high voltage lines have considerable influence on the leakage current. Approximately the insulator is cylinder according to its surface and shape make serial or serial ? parallel c...
JE - Nejaderná energetika, spotřeba a užití energie
- 2007 •
- D
Rok uplatnění
D - Stať ve sborníku
Serial-parallel IGBT connection method based on overvoltage measurement
This paper deals with a novel method which allows the serial connection of serially connected IGBTs during turn ON and OFF cause a short-term overvoltage stress additional commutation losses by actively correcting turn ON a...
JA - Elektronika a optoelektronika, elektrotechnika
- 2016 •
- Jx •
- Link
Rok uplatnění
Jx - Nezařazeno - Článek v odborném periodiku (Jimp, Jsc a Jost)
Výsledek na webu
General model of radiative and convective heat transfer in buildings: Part ii: Convective and radiative heat losses
The present paper represents the second part of the serial publication, which deals with convective and radiative heat transfers in buildings. The algebraic specified by using the radiosity method explained in the first part of the seria...
Civil engineering
- 2019 •
- Jimp •
- Link
Rok uplatnění
Jimp - Článek v periodiku v databázi Web of Science
Výsledek na webu
General model of radiative and convective heat transfer in buildings: Part i: Algebraic model of radiative heat transfer
problems. The first part of the present serial paper describes the basic features heat losses of buildings. The general model comprises both the radiative and convective heat transfers and is presented in the second part of this
Civil engineering
- 2019 •
- Jimp •
- Link
Rok uplatnění
Jimp - Článek v periodiku v databázi Web of Science
Výsledek na webu
Practical Testing of Methods for Improvement of Efficiency of a Small Induction Motor
are compared with measurement results of a motor from serial production. In case of a small induction motor, the biggest losses are Joule losses in stator winding. Therefore, the most attention is pay to these losses
Electrical and electronic engineering
- 2015 •
- D
Rok uplatnění
D - Stať ve sborníku
Cult and ideology : serial narratives in communist television : the case of the Czechoslovak serial television production of 1959-1989
The chapter reviews production and ideological engagement of Czechoslovak drama television series of 1959-1989. The cult of seriality is explained as one of fundamental dimesions of the serial narratives position....
AJ - Písemnictví, mas–media, audiovize
- 2008 •
- C
Rok uplatnění
C - Kapitola v odborné knize
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