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2 690 (0,083s)

Projekt

Modern project methods of high DC current switching devices for electric drives of vehicles. (FD-K2/10)

Contemporary switching equipment of DC current level 1000 A and voltage of 2 to 4 kV for traction applications is out-of-date conception. Development of a new one using a traditional practice-experimental method is rather expensive and maybe...

JA - Elektronika a optoelektronika, elektrotechnika

  • 2002 - 2004
  • 16 039 tis. Kč
  • 7 394 tis. Kč
  • MPO
Projekt

Effect of DC-Link Voltage Variations in Voltage Source Inverter on Electric Drive Operation (GA102/09/1273)

The project focuses on complex solution of the problem of DC-link voltage pulsations in voltage source inverters of electric drives. These pulsations negatively in modificationsof control algorithms of electric

JA - Elektronika a optoelektronika, elektrotechnika

  • 2009 - 2011
  • 2 550 tis. Kč
  • 2 550 tis. Kč
  • GA ČR
Projekt

Elimination of effects of unbalanced power supply on operation of drive with solid-state converter (GA102/02/0554)

, the DC link, the output stage of the converter, but also for the rotating electric-source converters containing DC links. The unbalanced power supply gives rise to unfavorable harmonic components in the DC-link v...

JA - Elektronika a optoelektronika, elektrotechnika

  • 2002 - 2004
  • 2 782 tis. Kč
  • 1 312 tis. Kč
  • GA ČR
Projekt

Usage of fuel cells in ecological power sources and in traction drives (GA102/06/1036)

The project is concentrated on a research of fuel cells usage in the field of ecological power sources and in the field of electrical traction drives. The aim of this research consists in a conversion of DC voltage produced...

JA - Elektronika a optoelektronika, elektrotechnika

  • 2006 - 2008
  • 1 896 tis. Kč
  • 1 696 tis. Kč
  • GA ČR
Projekt

Modernization of electric drives through the use of converters employing IGCTs, improvement of electromagnetic ecology of electric vehicles (GA102/03/1363)

The submitted project is aimed at the optimization of electric drives through the use of converters (i.e. dc choppers and voltage source inverters) where devices known as IGCTs will be employed. The activitites will be conc...

JA - Elektronika a optoelektronika, elektrotechnika

  • 2003 - 2005
  • 8 088 tis. Kč
  • 3 588 tis. Kč
  • GA ČR
Projekt

Symbolic and Semisymbolic Methods for Power and Mechatronic Applications (GAP102/10/1665)

electronics, power circuits, electrical drives, and the mechanical parts, and working originally developed for electrical circuits for the analysis and optimization......

JA - Elektronika a optoelektronika, elektrotechnika

  • 2010 - 2012
  • 3 738 tis. Kč
  • 3 738 tis. Kč
  • GA ČR
Projekt

Intelligent Control of Induction Machine and Synchronous Machine Electrical Drives (GA102/06/0949)

AC induction machine and permanent magnet synchronous machine drives become more and more popular in industrial applications even in areas where DC motors were preferred. Algorithms for control of such drives are well known...

BC - Teorie a systémy řízení

  • 2006 - 2008
  • 2 007 tis. Kč
  • 2 007 tis. Kč
  • GA ČR
Projekt

Testing Methods of Traction Motors in Tram Undercarriages (TA03030420)

This project deals with methodology and implementation of comprehensive testing devices for tram undercarriages in relation to AC and DC traction motors to ensure optimum assembly axles, gearboxes and coupling of motors. The main objective i...

JA - Elektronika a optoelektronika, elektrotechnika

  • 2013 - 2015
  • 7 430 tis. Kč
  • 4 818 tis. Kč
  • TA ČR
Projekt

Applications of nZVI Migration and Reactivity in DC electric Fields (LH14067)

The aim of the project is to achieve original results of basic research on the physicochemical nature of nanoparticles of elemental Fe migration in DC electric field and affecting their reactivity and durability in the environment. ...

DJ - Znečištění a kontrola vody

  • 2014 - 2016
  • 1 311 tis. Kč
  • 1 311 tis. Kč
  • MŠMT
Projekt

Modular system for complex monitoring and management designed for DC and hybrid AC/DC smart grids (TH01020327)

, monitoring and management in DC and hybrid AC/DC power grids in a form of a robust features and functionality of an electricity meter, analyzer and monitor of power and voltage quality in AC/DC systems, to suppor...

JA - Elektronika a optoelektronika, elektrotechnika

  • 2015 - 2017
  • 10 284 tis. Kč
  • 6 108 tis. Kč
  • TA ČR
  • 1 - 10 z 2 690