Tài liệu Power Electronic Control in Electrical Systems pptx

... installation. The VSC is the basic building block of the new gener- ation of power controllers emerging from flexible alternating current transmission Power electronic control in electrical systems ... involving a single (nodal) point in the network, i.e. shunt faults, and those involving two points in one or more phases in a given plant component, i.e. series faults. Simu...

Ngày tải lên: 16/02/2014, 20:20

... new line into the netlist. “\n + ” inserts a new line into the netlist and places a “ + ” at the beginning of the new line to create a multiline expression. For clarity, a new line is inserted ... of power electronics systems proved to be difficult from the outset, because power electronics circuits typically operate in a highly discontinuous mode, with power semiconductor de...

Ngày tải lên: 13/12/2013, 00:15

... domains that can be considered micromagnets. When they line up in a row, they combine to increase the magnetic field strength. For example, in a normal piece of steel, the domains are arranged in ... time-varying magnetic field through a surface bounded by a closed path induces a voltage inside a conductor loop. This fundamental principle has important consequences for parasitic coupling...

Ngày tải lên: 13/12/2013, 00:15

... with fault-tolerant electrical distribution systems and control electronics enable the transforming of present automotive power systems into MEV systems. The future electrical power system for conventional ... the main electrical power subsystems in the MEA power systems. Advanced Electrical Distribution System Architectures A conventional distribution network i...

Ngày tải lên: 13/12/2013, 00:15

... Application of unified power flow controller in interconnected power systems modeling, interface, control strategy and case study, presented at IEEE Power Eng. Society Summer Meeting, 1999. 8. Wang, ... R represent the powers leaving the receiving bus and flowing toward the sending bus. The power lost on the line is obtained by subtracting the power received from the power s...

Ngày tải lên: 13/12/2013, 00:15

... as an information processing center and data communication center for controlling certain apparatus in the QCC and supplying many kinds of information. The operation and control of certain apparatus ... FRIENDS. Integrated Systems Integrated Systems Localized Systems Enabling Products Enabling Products Substation of the Future Network Integration Custom Power Parks Mini-Mill Park...

Ngày tải lên: 13/12/2013, 00:15

... the utility. In many areas, this feeding of the array output to the utility will occur during utility peaking hours, thus increasing the value of the PV-generated electrical power. In fact, with ... connected in series–parallel combinations, it is important to use connecting cable lengths that will ensure equal charging and discharging rates for all batteries in the system. Further...

Ngày tải lên: 13/12/2013, 00:15

... the individual nonlinear loads installed by high -power consumers on power distribution systems in many cases. The utilities determine the point of common coupling with high -power consumers who install ... terminals of a single-phase H-bridge voltage-fed PWM inverter are connected in “series” with a power line through a single-phase matching transformer, so that the combination o...

Ngày tải lên: 13/12/2013, 00:15

... [2–4]. In recent years, there has been a substantial increase in interest in multilevel power conversion. This is evident by the fact that some Institute of Electrical and Electronic Engineers ... Development of an integrated high-voltage 3-level converter- inverter system with sinusoidal input-output for feeding 3-phase induction motors, in Proc. 5th European Conference on Pow...

Ngày tải lên: 25/01/2014, 13:20

... solid-state electronic ballasts for fluorescent lamps, high-frequency electric process heating for induction welding, dielectric heating for plastic welding, surface hardening, soldering and annealing, induction ... which increases an inverter efficiency and decreases the cost. The output voltage or the output power of resonant inverters is often controlled by varying the operating frequenc...

Ngày tải lên: 25/01/2014, 13:20