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Publikováno v:
2017 20th International Conference on Electrical Machines and Systems (ICEMS).
After years of rapid development, wind energy has become one of the three major energy sources in China. Due to the rapid development of wind power industry, wind energy has become one of the most important energy sources in the world, the demand for
Publikováno v:
2017 20th International Conference on Electrical Machines and Systems (ICEMS).
Optocouplers comprising an optical sensor and electrical readout circuits are commonly fabricated on a single chip to reduce the size of electrical systems and enlarge circuit board capacity. Nonetheless, the inclusion of two separate components on a
Autor:
Lin Ruan, Yingke Wen
Publikováno v:
2017 20th International Conference on Electrical Machines and Systems (ICEMS).
Chip resistors are widely used in switching mode power supply (SMPS). The output voltage sampling circuit of PFC is usually composed of several series-connected chip resistors. When fully-immersed evaporative cooling is applied to SMPS, a rise of PFC
Publikováno v:
2017 20th International Conference on Electrical Machines and Systems (ICEMS).
Electric model based in the duality between the electric and magnetic circuit taking into account the misalignment characteristic of transformer of a Wireless Power Transfer, WPT, is proposed. Being a model based in the constructive characteristic of
Publikováno v:
2017 20th International Conference on Electrical Machines and Systems (ICEMS).
ISOV (Input Series Output Parallel) modular DAB (Dual Active Bridge) converter based topologies have been mostly considered for solid-state transformer (SST) based power substation design, involving multilevel converters at the medium-voltage side. A
Publikováno v:
2017 20th International Conference on Electrical Machines and Systems (ICEMS).
© 2017 IEEE. Improvements in characteristics of magnetic materials and switching devices have provided the feasibility of replacing the electrical buses with high frequency magnetic links in micro-grids. This effectively reduces the number of voltag
Publikováno v:
2017 20th International Conference on Electrical Machines and Systems (ICEMS).
The technique of both the electric lightings and the electric vehicles have been more and more grown and the power consumption is very important part. This paper presents a phase shift full bridge(PSFB) converter with the zero-voltage-switching range
Publikováno v:
2017 20th International Conference on Electrical Machines and Systems (ICEMS).
A hybrid railway power conditioner (HRPC) is developed based on chopper cell modular multilevel converter (MMC) with four legs. The HRPC is able to compensate unbalance currents and reactive power. Its operational voltage at one phase is much lower t
Publikováno v:
2017 20th International Conference on Electrical Machines and Systems (ICEMS).
Modular multilevel converters (MMC) have shown a great potential in the area of medium-voltage drives, for it can produce excellent output waveform with low average switching frequencies. A key issue of MMC is that it requires a complex voltage balan
Publikováno v:
2017 20th International Conference on Electrical Machines and Systems (ICEMS).
In order to improve the efficiency of high voltage power supply for electron beam welder, the characteristics of LCC series parallel resonant converter with capacitive filtering are studied in this paper, and the circuit model of LCC resonance in dis