Điện tử công suât mạch MMC Thesis modular multilevel converters for railway supply
Điện tử công suât mạch MMC Thesis modular multilevel converters for railway supply
... Source Converter (FC) 10 2.2.3 Modular Multilevel Cascaded Bridge converter (MMC) 12 2.3 Summary 14 Chapter 3 16 Modular Multilevel Converter (MMC) Model for Railway Supply 16 3.2 Topology and ... Multilevel Converter (MMC) Model for Railway Supply This chapter describes the MMC model developed for railway supply. In Section 3.1 a brief introduction to th...
Ngày tải lên: 15/10/2013, 16:24
Điện tử công suât mạch MMC Control and experiment of pulse width modulated modular multilevel converters
... akagi@ee.titech.ac.jp Abstract— A modular multilevel converter (MMC) is one of the next-generation multilevel converters intended for high- or medium-voltage power conversion without transformers. The MMC is based ... converter-cells (bridge-cell-type MMC) Fig. 2. A classification of modular multilevel converters. cell 2 cell n cell 2 cell n (a) (b) Fig. 3. Circuit configura...
Ngày tải lên: 15/10/2013, 16:24
Điện tử công suât mạch MMC Modular multilevel converter based STATCOM topology suitable for medium voltage unbalanced systems
... frequency and multilevel converters can synthesize a voltage waveform with a very low harmonic content [3]–[8]. Compared with diode clamped mul- tilevel converters or flying capacitor multilevel converters, ... traction systems [12], is required [9]. Modular multilevel converters [13] (MMC) have recently been proposed as an alternative to conventional multilevel converters i...
Ngày tải lên: 15/10/2013, 16:24
Tài liệu tiếng anh Điện tử công suất mạch MERS A new AC current switch called MERS with low on state voltage IGBTs for renewable energy and power saving applications
... prioritized, as well as the forward voltage of FWD (free wheeling diode). Fig. 7. Appearance of 1200 V/150 A trench FS-IGBT chip for MERS. The IGBT and FWD chips were designed optimally for the MERS applications ... value added products because it has high potential for high performance heat control. In general, induction heating uses a high frequency ac power supply and a capacitor i...
Ngày tải lên: 15/10/2013, 16:10
Tài liệu tiếng anh Điện tử công suất mạch MERS A new automatic voltage regulator of self excited induction generator using SVC magnetic energy recovery switch
... generator (SEIG) in micro-hydro power, wind power and diesel engine with bio-fuel. For example, in Indonesia as energy supply became a problem, the government projected 500 MW of micro-hydro to be ... varying conditions. Fig.2 shows load characteristic curve for a range of fixed capacitor sizes at synchronous speed and unity power factor load for a 200V 1.5 kW induction machine with ma...
Ngày tải lên: 15/10/2013, 16:10
Tài liệu tiếng anh Điện tử công suất mạch MERS Feasible series compensation application using magnetic energy recovery switch
... percent for the case with MERS and constant voltage control, and with around 48 percent for the case with maximum power control. The maximum power output for the case without MERS occurs before ... (generator parameters used are the same as for experimental set-up). The left part shows the resulting phasor diagrams for the case without MERS and with two different MERS controls. For...
Ngày tải lên: 15/10/2013, 16:10
Tài liệu tiếng anh Điện tử công suất mạch MERS FLD MERS
... Unit Motion Sensor Unit Lamp Source 12 Copyright© 2010 MERSTech, Inc. 40% electric power saving for Fluorescent Lamp 2 Customer’s Objectives Copyright© 2010 MERSTech, Inc. Functions Benefit -Save ... connection units Not limited, same electric characteristics are required in the same MERS segment for stable dimming Fuse protection 20A Operating temperature +5degC to +40degC (+41degF to +...
Ngày tải lên: 15/10/2013, 16:10
Tài liệu tiếng anh Điện tử công suất mạch MERS Improved performance of induction motor using magnetic energy recovery switch
Ngày tải lên: 15/10/2013, 16:10
Tài liệu tiếng anh Điện tử công suất mạch MERS Improved wind power conversion system using magnetic energy recovery switch MERS
... to the power con- version of wind turbine system for improving the system performance. As the first step of this project this paper presents, for the first time, a wonderful effect of MERS in a small ... itself generates voltage and compensates for the inductance voltage unlike a conventional series capacitor, so that another dc power supply is not needed. Therefore, by advancing the sw...
Ngày tải lên: 15/10/2013, 16:11
