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基于Matlab_Simulink的两级式光伏并网系统仿真分析
- 并网光伏系统的仿真采用了并网电流的反馈控制,控制效果很好-fangzhenshixianlebingwangdfangzhen
Matlabpv
- 并网光伏系统的仿真采用了并网电流的反馈控制,控制效果很好-fangzhenshixianlebingwangdfangzhen
inverter_control
- 光伏并网系统单相逆变器电压前馈电流控制,基于matlab 7.3 。-photovotaic grid-connected system single-phase inverter voltage feed forward current control,based on matlab 7.3
gridcurent
- 利用2407DSP产生的电感电流滞环控制逆变器并网一个汇编语言源程序,已经调试通过,希望对大家有帮助!-2407DSP generated using inductor current hysteresis control inverter and an assembly language source network has been through the debugging, we want to help!
three
- 基于matlab的电压电流双闭环的三相并网逆变器模型,采用电压外环及电流内环控制方式-Matlab-based dual-loop voltage and current three-phase grid-connected inverter model, the outer voltage loop and inner current loop control
A-Novel-Contronl-strategy
- ,分析了导抗变换器的特性,详细推导了整个系统各点电压、电流,提出一种新颖的三角波一三角波调制方法,该控制策略克服了采用传统正弦渡一三角波调制方法带来的并网电流谐波含量高、功率因数低的弊端。将导抗变换器和光伏并网逆变系统有机结合在一起,利用导抗变换器的电压源一电流源变换特性,将光伏电池阵列的直流电压变换为正弦包络线的高频电流,经过高频变压器隔离和电流等级变换,得到的高频电流再经过高频整流桥及工频逆变器逆变后并入电网。实现了电流源并网-a novel trangle modulation metho
wei
- 微网存在两种典型的运行模式:离网模式和并网模式。同时,两种模式之间的切换也应该实现无缝切换。考虑到采用主从控制以实现无环流的微网中主变换器在微网中的重要地位,本文采用V/f电压控制做为离网时变换器控制方法,通过逐步调整变换器输出电压使其跟随电网电压实现离网到并网的无缝切换;并网时采用电流控制,通过调整变换器输出电压初相角为切换时刻电网电压相位实现并网到离网的无缝切换,并对该无缝切换策略进行了仿真研究。仿真结果证明本文使用的无缝切换策略能准确、快速、可靠的实现无缝切换,并且控制思路简单,易于实现。
LCL-SPWM-winder
- 风力发电用LCL滤波SPWM并网逆变电源的研究 采用直接馈网电流有效值作为外环,桥臂输出电流瞬时值作为内环的双闭环控制策略,既保证了 系统的稳定性,又提高了并网电流的直接控制精度。-zan wu
d4ef13.ZIP
- Z源并网逆变器的间接单周电流控制策略Z source grid-connected inverter single week indirect current control strategy-Z source grid-connected inverter single week indirect current control strategy
AFD1
- 单相光伏并网发电系统电压前馈控制和有源频率偏移(AFD)孤岛检测法的simulink仿真模型,初步实现了并网电流与电网电压的同频同相,AFD孤岛检测方法采用S函数给出,检测功能基本实现。-Single-phase grid-connected PV system voltage feedforward control and active frequency offset (AFD) simulink simulation model islanding detection method, th
danxiangbingwang
- 通过合成指令电流环节,和一个单相并网的控制环节,实现光伏电池的稳定单相并网-Instruction by combining the current session, and a single-phase grid-controlled areas, to achieve a stable single-phase photovoltaic grid
LCL_PR_based
- 三相LCL滤波型PWM逆变器仿真模型,内附相关文献。采用并网电流外环电容电流前馈内环的双闭环控制结构,可以参考用于光伏和风力发电网侧变换器中-Matlab simulation model of three phase PWM inverter with LCL type filter.Controlled by grid current outerloop and capacitor current feedforward inner loop mode.
aci3_4_Yusi_Feb12
- TI DSP F2812 逆变器控制,包括并网和孤岛模式,孤岛模式包括定电压控制和定电流控制-TI DSP F2812 Inverter control
BingWang
- 搭建了光伏并网模型,对电流控制环节进行研究,模拟了实际并网的情况,实现了并网要求。(The photovoltaic grid connected model is built, the current control link is studied, the actual grid connected situation is simulated, and the grid connected requirements are achieved.)
改进重复控制技术在光伏并网逆变器中的应用
- 在重复控制理论基础上进行改进,提出一种具有频率波动适应能力的控制策略,保证当电网频率波动时依然具有良好的电流跟踪性能。(Based on repetitive control theory, a control strategy with frequency fluctuation adaptability is proposed to guarantee good tracking performance when grid frequency fluctuates.)
基于复合控制的单相并网逆变器研究_王淑惠
- 单相并网逆变器并网电流中含有大量谐波,传统的PI 控制器难以满足波形跟踪需要,此处采用比例+复的复合控制算法用于逆变器电流环控制器设计(The single-phase grid-connected inverter has a large amount of harmonics in the grid-connected current. The traditional PI controller can not meet the needs of waveform tracking. Her
singlephasedesign
- 该程序为MATLAB的m文件,用于设计单相LCL并网逆变器控制器参数,控制方式为电容电流和入网电流控制方式,只需输入LCL滤波参数和直流侧电压可计算出双闭环控制器参数。(The program is the m file of MATLAB, which is used to design the controller parameters of the single-phase LCL grid connected inverter. The control mode is the contr
NiBianQi
- 模型预测电流控制其控制思想基于以下原理:首先,功率变换器产生的开关状态个数有限,且通过建立模型可以预测每一个开关状态下被控变量的对应变化特性;其次,定义价值函数评价被控变量的预测值,为判别最优有限开关状态提供依据;最后,计算出每一种开关状态下的价值函数值,以此评价每一种开关状态下被控变量预测值的优劣,选择出最优的开关状态并应用。(The control idea of model predictive current control is based on the following princ
65520791LCL_PR_based
- LCL并网逆变器,电容电流和并网电流双闭环控制 PR(LCL grid connected inverter, double closed-loop control of capacitor current and grid connected current)
PV_cp1u_SPWM20200427
- 双环控制,直流母线电压外环,电感电流内环预测控制,3kW光伏并网系统,无升压电路,增量电导法,逆变桥控制最大功率追踪,亲测可用。(DC bus voltage outer loop, inductance current inner loop, 3KW photovoltaic grid connected system, no boost circuit, incremental conductance method, inverter bridge control maximum power