pitch regulation meaning in English

音调调整

The main technological characteristics include not only the integrated optimizing design of variable speed and constant frequency , ensuring the wind turbines to adapt to diversified wind plants with different temperatures and geographical conditions , but also the maximum wind power captured at optimized tip speed ratio below the rated wind speed and security protection of constant power output above the rated wind speed by variable pitch regulation
主要技术特点是整体综合优化设计、变速恒频运行、适合不同气候特点和地理环境的风电场；风机全翼展变浆距功率调节、额定风速以下最佳变速比运行最大风能捕获、额定风速以上恒功率输出具有安全保护功能。
Benefited from the ceaseless development of information technology and control technique , research on grid - connected wind power generation has been in fast progress , with commercial application from several kilowatts up to more than one megawatts per unit , and category of controls from stall type to pitch regulation type up to the state - of - the - art varying speed type
随着计算机与自动控制技术的飞速发展，风力发电技术的发展极为迅速，其单机容量从最初的数十千瓦级发展到最近进入市场的兆瓦级机组；控制方式从基本的定桨距失速型控制向变桨距控制直到最新的变速控制发展。