永磁直驱式风力发电机,direct drive permanent magnet wind generator
1)direct drive permanent magnet wind generator永磁直驱式风力发电机
1.This paper presents a new converter control algorithm for thedirect drive permanent magnet wind generator under the unbalanced three-phase source voltage.提出了一种用于电网侧三相电压不平衡情况下的永磁直驱式风力发电机的逆变控制算法。
英文短句/例句
pensation Control Algorithm for Direct Drive Permanent Magnet Wind Generator under Unbalance of Three-Phase Source Voltage永磁直驱式风力发电机三相不平衡的补偿控制算法
2.Design of Low Speed Permanent Magnet Generator Direct Driven by Wind Turbine;直接驱动式永磁风力发电机设计研究
3.Performance research on permanent magnet synchronous generator directly driven by wind turbine直驱式永磁同步风力发电机性能研究
4.Study on Design and Features of Small-to-Medium Permanent Magnetic Generators Directly Driven by Wind Turbine;中小型直驱式永磁风力发电机设计及特性研究
5.Effect of Pole Number and Slot Number on Performance of Permanent Magnet Generator Directly Driven by Wind Turbine极槽匹配对直驱式永磁风力发电机性能的影响
6.Simulation of Direct Driven Square Wave Permanent Magnet Synchronous Wind Generator Control System直驱式方波永磁同步风力发电机控制系统仿真
7.Design of MW Grade Direct-Driven Permanent-Magnet Synchronous Generators for Wind Turbines;MW级直驱永磁同步风力发电机设计
8.Research on Conversion Technique of Permanent-Magnet Direct-Drive Wind Power Generation System永磁直驱风力发电机组变流技术研究
9.The Design Study of the Direct-Driven Permanent Magnet Generator for Wind Turbine直驱永磁同步风力发电机的设计研究
10.Magnetic Field Analysis of Sectional Form Modular Direct Drives Type Permanent Magnet Synchronous Wind Generator;分段式模块化直驱型永磁同步风力发电机的磁场分析
11.Sliding mode variable-structure control of chaos in direct-driven permanent magnet synchronous generators for wind turbines直驱式永磁同步风力发电机中混沌运动的滑模变结构控制
12.Dual-mode Power Control Strategy Simulation Study of Direct-driven Permanent Magnet Synchronous Generator for Wind Turbine直驱式永磁同步风力发电机双模功率控制策略的仿真研究
13.Reseach of Direct-Drive Permanent Magnet Synchronous Wind Turbine Generation Control System;直驱式永磁同步风力发电系统的控制研究
14.Sensorless control of direct-driven wind power PMSG直驱型永磁同步风力发电机无传感器控制
15.Sensorless Control of PMSG in Direct-Drive Wind Power System永磁直驱型风力发电机的无传感器控制
16.Harmonic Analysis on Conversion System of Direct-Driven Permanent Magnet Synchronous Generator永磁直驱风力发电机变流系统的谐波分析
17.PWM Control of Directly-driven Permanent Magnet Synchronous Wind Turbines in Motor Side直驱式永磁同步风电机组机侧PWM控制
18.A Multiple Rotor Poles Doubly Salient Electromagnetic Generator for Direct Driven Wind Turbine直驱式多转子极电励磁双凸极风力发电机
相关短句/例句
direct-drive permanent magnet wind power generator直驱式永磁风力发电机
3)direct-driven permanent magnet wind turbine generator直驱永磁风力发电机
1.To study the control ofdirect-driven permanent magnet wind turbine generator and its on-grid operation proper- ty,the wind speed model and generator model were built,and its operation principle was discussed.结果表明,直驱永磁风力发电机在低于额定风速时可以跟踪最大功率,高于额定风速时可以保持额定功率;直驱式永磁风力机对故障电流无贡献,对电网谐波影响很小,几乎不存在闪变问题,对电网频率稳定性无贡献。
4)directly driven wind turbine with permanent magnet synchronous generators (D-PMSG)直驱式永磁同步风力发电机组(D-PMSC)
5)directly driven wind turbine with permanent magnet synchronous generators直驱式永磁同步风力发电机组
6)permanent-magnetic direct-drive wind power generation永磁直驱风力发电
延伸阅读
灯泡式水轮发电机灯泡式水轮发电机bulb type hydrogen-eratorde，浇gP口05}〕一，l飞LJ{1 LJI、f。(」1‘lr乃]-灯泡式水轮发电机(bulb type hydrogen-erator)将发电机与轴承等布置在形似灯泡的密封壳体内的水轮发电机。灯泡式水轮发电机与水轮机直轴连接并布置在水下流道内，其特点是结构布置紧凑、复杂，具有防潮防漏等特殊要求。由于灯泡式水轮发电机装在水下，停机时绕组容易受潮，为了安全可靠，发电机额定电压选择比一般水轮发电机低。灯泡式水轮发电机因受灯泡比的影响，一般发电机直径较小，因此转子励磁绕组极间空间位置也小.励磁安匝数受到限制，故选用较高的功率因数。此外.灯泡式机组的水轮发电机转动惯量及惯性时间常数较小，故机组甩负荷时的转速上升率月值较大，一般大于45%，飞逸转速可达额定转速的2.5一3.5倍。与同容量立式水轮发电机相比，水轮机的转轮直径可缩小，因此灯泡式机组额定转速可提高1。%以上.发电机内径可减少25%以上，整个机组的重量(包括水轮机)可减轻25%，是较经济合理的一种机型，多用于工作水头范围为3一25m的低水头水电站。灯泡式水轮发电机组结构剖面见图示。灯泡比定子机座外径与水轮机转轮外径的比值称为灯泡比。它是灯泡式水轮发电机组的一个重要特征参数，通常取0.9一1.2。灯泡比过大将使水轮机的水力特性变坏，机组效率降低;灯泡比过小将使铁芯长度增加，转动惯量减小，甩负荷时转速上升率增大，对通风散热不利。冷却方式灯泡式机组由于转速低、直径小、定子铁芯长度大，采用常规的自然通风冷却方式很难满足要求，因此需要采用带有风机的强迫循环轴向或轴、径向通风冷却方式。此外.还可采用定子铁芯贴壁冷却或增压冷却。贴壁冷却是定子铁芯采用贴壁结构.利用水流带走灯泡体散发的热量。增压冷却是在灯泡体内充压，增强散热能力.可提高机组的综合效率和降低灯泡比.但需增设充压设备和提高泡体的密封性能，并对运行人员进人泡体内检查维护带来不便，通常增压的最 优压力可取2()()一30(〕kPa。 发展简史”:访年瑞士设计了第一台灯泡式水轮发电机，装在路斯汀(R()、r.n)水电站。50___、。、，.，~二年代，法国、日本、前苏联、娜威等国家建成一批灯泡式水电站。
