Ningbo Green Light Pvt. Ltd., is also providing solar solutions to the commercial sector. Akhtar Cold Storage was in need of inexpensive electricity that is available without any power shut downs. We installed 120KW of solar system on-grid based. This we generate low price electricity from dawn till dusk. Wind turbine can be defined as a fan consisting of 2 or 3 blades that rotate due to blowing wind such that the axis of rotation must be aligned with the direction of blowing wind. A gear box is used for converting energy from one device to another device using mechanical method; hence it is termed as a high-precision mechanical system. There are different types of wind turbines, but the frequently used wind turbines are horizontal axis turbines and vertical axis turbines.