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Performance 'S' Type Savonius Wind Turbine with Variation of Fin Addition on Blade

机译:叶片上的翅片变化的性能'S'型风力涡轮机

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Wind power has been receiving attention as the new energy resource in addressing the ecological problems of burning fossil fuels. Savonius wind rotor is a vertical axis wind turbines (VAWT) which has relatively simple structure and low operating speed. These characteristics make it suitable for areas with low average wind speed as in Indonesia. To identify the performance of Savonius rotor in generating electrical energy, this research experimentally studied the effect of fin addition for the 'S' shape of Savonius VAWT. The fin is added to fill the space in the blade in directing the wind flow. This rotor has two turbine blades, a rotor diameter of 1.1 m and rotor height of 1.4 m, used pulley transmission system with 1:4.2 multiplication ratio, and used a generator type PMG 200 W. The research was conducted during dry season by measuring the wind speed in the afternoon. The average wind speed in the area is 2.3 m/s with the maximum of 4.5 m/s. It was found that additional fin significantly increase the ability of Savonius rotor VAWT to generate electrical energy shown by increasing of electrical power. The highest power generated is 13.40 Watt at a wind speed of 4.5 m/s by adding 1 (one) fin in the blade. It increased by 22.71% from the rotor blade with no additional fin. However, increasing number of fins in the blade was not linearly increase the electrical power generated. The wind rotor blade with 4 additional fins is indicated has the lowest performance, generating only 10.80 Watt electrical power, accounted lower than the one generated by no fin-rotor blade. By knowing the effect of the rotor shape, the rotor dimension, the addition of fin, transmission, and generator used, it is possible to determine alternative geometry design in increasing the electrical power generated by Savonius wind turbine.
机译:风力发电是在解决燃烧化石燃料的生态问题方面的新能源。 Savonius风转子是垂直轴风力涡轮机(VAWT),结构较小,操作速度低。这些特性使其适用于平均风速低于印度尼西亚的地区。为了确定Savonius转子在发电电能时的性能,本研究实验研究了粮食植物的“粮食植物”形状的影响。翅片被添加以填充刀片中的空间引导风流量。该转子具有两个涡轮机叶片,转子直径为1.1米,转子高度为1.4米,用具有1:4.2倍增比的二手滑轮传输系统,并使用发电机类型PMG 200 W.该研究在干燥季节进行了测量下午风速。该地区的平均风速为2.3米/秒,最大为4.5米/秒。结果发现,额外的鳍片显着提高了Savonius转子VAWT以通过增加电力所示产生电能的能力。通过在刀片中加入1(一)翅片,在4.5米/ s的风速下产生的最高功率为13.40瓦。它从转子叶片增加22.71%,没有额外的鳍片。然而,越来越多的叶片翅片的翅片未线性地增加产生的电力。有4个附加翅片的风转子叶片具有最低的性能,仅产生10.80瓦电功率,占由没有翅片转子叶片产生的1。通过了解转子形状的效果,转子尺寸,所使用的翅片,传动和发电机的添加,可以确定替代的几何设计,以增加由Savonius风力涡轮机产生的电力。

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