风电机组冷却技术研究综述

Review on the Cooling Technology of Wind Turbine Systems

风电机组因高温导致的故障停机和安全隐患已经成为制约当前风电行业发展的重要因素。为全面认识风电机组的热管理解决方案,从当前风电机组大型化、规模化、智能化和多元化的发展需求出发,从风冷和液冷的工作原理、技术特点及适应场合等角度全面回顾了风电机组冷却技术的国内外研究现状。在此基础上,借鉴现有电子器件的高效冷却技术,分析讨论了新型冷却技术在风电机组热管理领域应用的可行性,并展望了新一代风电机组冷却技术的未来发展方向。有望为我国发展未来风电机组的新型高效冷却技术提供素材,并可启迪新一代风电机组的热管理技术革新。

The downtime and potential safety hazards of wind turbines caused by high temperature have posed important technical bottlenecks that restrict the development of the current wind power industry.For the sake of fully understanding the thermal management of wind turbines,this article starts from the current development requirement of large-scale,intelligence and diversification for wind turbines.Then,the state-of-art wind turbine cooling technology is comprehensively reviewed from the view of the working principles,technical characteristics,and adaptation occasions of air and liquid cooling.On this basis,inspired by the high-efficiency cooling technology methods of existing electronic devices,the feasibility of applying the new cooling technology in the field of wind turbine thermal management is analyzed and discussed,and the future development direction of the new generation of wind turbine cooling technology is prospected.This review may provide materials for the development of new and high-efficiency cooling technologies for future wind turbines in our country,and can enlighten technological innovations in thermal management of new generation wind turbines.