Control in Power Electronics Selected Problems docx

... the main switch, S1, is FIGURE 1.26 Phase-controlled, fully controlled three-phase ac voltage controller. 18 CHAPTER 1 / POWER ELECTRONIC CONVERTERS Control in Power Electronics Selected Problems chopping, ... and automation of industrial processes. Power conditioning involves both power conversion, ac to dc or dc to ac, and control. Power electronic converters performing...

Ngày tải lên: 16/03/2014, 08:20

... the main switch, S1, is FIGURE 1.26 Phase-controlled, fully controlled three-phase ac voltage controller. 18 CHAPTER 1 / POWER ELECTRONIC CONVERTERS Control in Power Electronics Selected Problems chopping, ... and automation of industrial processes. Power conditioning involves both power conversion, ac to dc or dc to ac, and control. Power electronic converters performing...

Ngày tải lên: 05/03/2014, 09:43

... introduced including the initiation of an adequate system reaction. Finally the application of the method in an NL consultation system is outlined. INTRODUCTION The solution of complex problems ... resource for controling the progress of the conversa- tion in approaching its overall goal, and, in particular, for determining the next subgoal in the conversation which manif...

Ngày tải lên: 24/03/2014, 05:21

... cause problems in beer dispensing equipment than in the brewing process or in packaged beer. This is due to the higher oxygen levels and higher temperatures at certain points in the dispensing system. ... primary contaminations originating from the yeast, wort, fermentation, maturation or the pressure tanks, and secondary contaminations originating from bottling, canning or kegging...

Ngày tải lên: 31/03/2014, 22:20

... the line. If the compensator can vary its admittance continuously in such a way as to maintain V m  E, then in the steady state the line is sectioned into two independent halves with a power ... resonant frequency equal to the power frequency, and since the damping in power systems is Fig. 3.19 Phasor diagram of symmetrical line. Power electronic control in electrical syste...

Ngày tải lên: 16/02/2014, 20:20

... in input range can potentially degrade the information value of some input factors against others. Mapping the data into a higher dimension space is generally required in support vector machine-based ... reported to improve the accuracy of forecasting locational marginal prices in the PJM market. In addition, although including electricity demand in forecasting electricity prices ha...

Ngày tải lên: 18/02/2014, 22:20

... therefore explain these shifts as resulting from the per- son in control explicitly indicating that he had nothing more to say. (In the following examples a line indicates a control shift) ... cues? In summarising, the speaker is indicating a nat- ural breakpoint in the dialogue and they also indicate that they have nothing more to add at that stage. Repetitions seem to wo...

Ngày tải lên: 21/02/2014, 20:20

... Trần Minh Đức 5. Phạm Thị Dung IV. Control mechanisms IV. Control mechanisms Translation functions (Trans.) Convert between external service signalling and internal service primitives including ... characteristics of the source of submitted SDUs • Signaling Indication (Yes/No) To indicate the signaling nature of the submitted SDUs QoS Control in 3G UMTS Group members: 1. Nguyễn Thạ...

Ngày tải lên: 25/02/2014, 00:20

... in the Philippines. Phil J Microbiol Infect Dis 2000; 29(2): 104-111. 3. Task Force on Tuberculosis, Philippine Practice Guidelines Group in Infectious Diseases. Pulmonary Tuberculosis: Clinical ... 13.1 Specialty training Pulmonology 24 63.1 Internal Medicine 10 26.3 Infectious Diseases 4 10.5 When asked about the magnitude of the PTB problem in the Philippines, 95% (n=36)...

Ngày tải lên: 15/03/2014, 03:20