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Dynamicmodelsimulationofdoubly-fedwindturbines
- 为满足在电网发生故障时风电机组需保持与电网连接并向系统不间断供电的要求,提出 了双馈风力发电机的动态模型、变流器模型、变流器保护及电网模型,以研究双馈风力发电机的暂 态特性.以1·5MW SUT-1500双馈风力发电机为原型,由一个无穷大电源等效电网模型,变流器模 型采用定子磁链的定向电流矢量控制方法,利用PSCAD软件对双馈电机的暂态特性进行仿真.仿 真结果表明,矢量控制能够实现双馈电机的有功、无功解耦,并可改善系统的低压穿越能力. -To meet the power f
caoliu
- PQ分解法潮流计算程序。既可以用于高压输电网的潮流解算，又可以用于低压配电网的潮流解算，还可以同时解算输电网 加配电网的混合潮流问题。-PQ decomposition process flow calculation. Both high-voltage transmission networks can be used to calculate the trend, but also can be used in the trend of low voltage distribution
pf30
- 潮流计算源程序。 既可以用于高压输电网的潮流解算，又可以用于低压配电网的潮流解算，还可以同时解算输电网加配电网的混合潮流问题。 -Source flow calculation. Both high-voltage transmission networks can be used to calculate the trend, but also can be used in the trend of low voltage distribution network solver, bu
hubei
- 国家电网湖北省低压电力集抄集中器上行的通讯规约-National Grid set of Hubei Province, low-voltage power concentrator upstream copy of the communication protocol
jicao
- 国家电网湖北省电力公司低压电力集抄系统技术条件-National Grid Hubei Electric Power Company low voltage electrical systems and technical conditions set copy
das
- Demodulating the signal. DeAmpMod = (1/2).*(ademod(AmpMod,Fc,Fs, amdsb-sc ,num,den)) (ALTERNATIVE APPROACH) DeAmpMod = AmpMod.*Cs Designing butterworth low pass filter. [num,den] = butter(2,.8) FilteredOutput = filter(num,den
b21
- Taking into account all the parameters mentioned, forming the appropriate programming to the controller in order to achieve the synchronization between the two systems, the appropriate amplitude and as well as the power management to the DC to contro
TUV
- TUV认证标准,400V 以下低压并网光伏发电专用逆变器技术要求和试验方法.-TUV certification standards, 400V power in low voltage grid-connected photovoltaic inverter specific technical requirements and test methods.
psa
- 既可以用于高压输电网的潮流解算，又可以用于低压配电网的潮流解算，还可以同时解算输电网 加配电网的混合潮流问题,程序为PQ 分解法.-Both the trend for high-voltage transmission grid solver, but also the trend for low voltage distribution network solver, solver can also increase with the power transmission grid hy
lzh(20100613)
- 电力系统的低压电网中，通过输入部分关键数据，例如导线长度，电网中节点数等，达到计算低压电网线损的一个简单小程序-Low-voltage power grid power system, by entering some key data, such as wire length, the grid nodes, etc., to calculate the low-voltage power line loss is a simple applet
DFIG
- 关于DFIG的低压穿越能力的研究。对以后实现低压穿越做一些探索性的工作-Along with the sharp increase in the proportion of wind power supply some areas the impact of Large-scale wind farms for the stability of regional power grid is more significant. The research on low voltage r
9klmn4.ZIP
- 电网对称故障时双馈感应发电机低电压穿越控制Symmetrical grid fault of doubly fed induction generator low voltage ride-through control-Symmetrical grid fault of doubly fed induction generator low voltage ride-through control
LowVoltageMicroGride
- 基于simulink的西门子标准400V低压馈线模型，其中包含一个PV光伏并网模型-Based on the the simulink Siemens standard 400V low voltage feeder model, which contains a PV photovoltaic grid model
4
- 对广大供电企业来说，用户功率因数的高低，直接关系到电力网中的功率损耗和电能损耗，关系到供电线路的电压损失和电压波动，而且关系到节约电能和整个供电区域的供电质量，这是众所周知的道理。提高电力系统的功率因数，已成为电力工业中一个重要课题。文中简要集中探讨了影响电网功率因数的主要因素以及低压无功补偿的几种实用方法，和确定无功补偿容量从而提高电力系统功率因数的一般方法。-For the majority of power supply enterprises, the level of user pow
Wind
- a new circuit topology of a phase-locked loop that can be used for synchronising a singlephase wind turbine generator (WTG) with the low voltage utility grid. The circuit is based on the time-delay digital tanlock loop (TDTL) architecture and
PRI
- In this paper, a simple single-phase grid connected photovoltaic (PV) inverter topology consisting of a boost section, a low-voltage single-phase inverter with an inductive filter, and a step-up transformer interfacing the grid is considered. Ideally
Inv4
- systems has forced operators worldwide to develop new grid codes to integrate this form of generation. One important aspect of the problem is the low-voltage ride-through capability of wind generators. This paper describes a solution for wind f
05530365
- systems has forced operators worldwide to develop new grid codes to integrate this form of generation. One important aspect of the problem is the low-voltage ride-through capability of wind generators. This paper describes a solution for wind f
A-Genetic-Algorithm-Based-Low-Voltage
- A Genetic Algorithm-Based Low Voltage Ride-Through Control Strategy for Grid Connected Doubly Fed Induction Wind Generators
duangjingdiya
- 煤矿井下低压电网的过流保护研究_康润生-Research on overcurrent protection of underground low voltage power grid _ Kang Runsheng