Wind power generation
The Research of Brushless Doubly-fed Machine Wind Power Control System
With the development of society, the energy consumption is ever-increasing. At the same time, the issue of environmental pollution is becoming more and more serious. This situation arouses the people to pay attention to the exploitation and the utilization of renewable energy source. Because of the prominent advantages, the wind energy becomes the important new [...]
Operation Analysis of Wind Turbine under the Power System Fault
As a clean and regenerative energy, wind power generation is developing quickly nowadays. The research on wind power generation is becoming more deeply. However, it is difficult to take the experimental research of wind power generation due to the limit of nature environments and site conditions, especially at the prior period of research and under [...]
Design and Realization of Virtual Laboratory for Pitch Control of Wind Turbine
Laboratory is a base for training professionals and theoretical innovation. The emergence of virtual laboratory which started up a revolutionary change in experimental approach have provided an effective way to build high-performance laboratory and changed the traditional experimental model. This paper designed a virtual laboratory for the picth control of wind turbine which can make [...]
Research on Dual-PWM Converter for Variable-speed Constant-frequency Doubly-fed Wind Generation System
As an effective solution to energy crisis and environment pollution , wind power generation is developing rapidly worldwide and also coming into a period of rapid development in China. Due to its advantages such as adjustable power factor, high efficiency and frequency conversion devices with small capacity, doubly-fed wind power generation technology has become the [...]
Study on the Technology of Converter for Doubly-Fed Induction Wind Generator
With the rapid development of industrial energy consumption growing increasingly serious environmental pollution, forcing people to consider new and renewable sources of energy development and utilization. Which wind energy because of its outstanding advantages of much concern to most countries in the world, Doubly-fed VSCF wind power generation technology its low cost, high efficiency wind [...]
Research on Direct Power Control of PWM Rectifier
PWM rectifier can provide constant do bus voltage and get low harmonic distortion of input current. It also has line power feedback capability, PWM rectifiers is to solve electric network pollution and achieve “geen transition”, improving the effectiveness of utilization and transmissioon it can adapts to apply in high-power wind power generation system..This dissertation analyze [...]
Operation Analysis of Wind Turbine under the Power System Fault
As a clean and regenerative energy, wind power generation is developing quickly nowadays. The research on wind power generation is becoming more deeply. However, it is difficult to take the experimental research of wind power generation due to the limit of nature environments and site conditions, especially at the prior period of research and under [...]
Research on Variable-Pitch Inverter for Wind Power Generation
The variable-pitch wind turbine through the control of the blade’s pitch, to ensure a constant power output, which has high power generation efficiency and superior performance, has therefore become the tendance of the wind turbine. As an important component of the variable-pitch system, the variable-pitch inverter completes the driving task of the blade’s pitch. The [...]
Study on the Short Term Wind Speed Forecasting in Wind Farm
Developing and making use of new energy is important strategy in 21 centuries in China. Wind energy has been increasingly embraced and wind generation is one of the most prospective new energy due to its exhaustless. But wind power has the disadvantages of intermittence and randomicity, which will bring challenge to the safety and stabilization [...]
Sliding Model Control Strategy of Doubly Fed Induction Generator for Wind Power
In recent years, the fossil fuel such as coal, oil and natural gas has becomedlessand less.Worsely, the constumation of the fossile fuel will influence the environment.So, it is significant to develop and utilize wind power, which is not only renewablebut also a environmental power. Nowadays many kinds of technologies have beenapplied toWind-Power generation,among them the [...]