제어 및 측정
펄스 생성기 블록, 필터 블록, 신호 변환 블록
펄스를 생성하고 신호를 변환, 필터링, 분석, 측정합니다.
블록
측정
Voltage Measurement | Measure voltage in circuit |
Current Measurement | Measure current in circuit |
Three-Phase V-I Measurement | Measure three-phase currents and voltages in circuit |
Multimeter | Measure voltages and currents specified in dialog boxes of Simscape Electrical Specialized Power Systems blocks |
Impedance Measurement | Measure impedance of circuit as function of frequency |
분석
Digital Flickermeter | Implement digital flickermeter as described in IEC 61000-4-15 standard |
Fourier | Perform Fourier analysis of signal |
Frequency (Phasor) | Measure phasor signal frequency |
Fundamental (PLL-Driven) | Compute fundamental value of signal |
Mean | Compute mean value of signal |
Mean (Phasor) | Compute mean value of input phasor over a running window of one cycle of specified frequency |
Mean (Variable Frequency) | Compute mean value of signal |
PMU (PLL-Based, Positive-Sequence) | Implements a phasor measurement unit using a phase-locked loop |
Positive-Sequence (PLL-Driven) | Compute positive-sequence component of three-phase signal at fundamental frequency |
Power | Compute active and reactive powers of voltage-current pair at fundamental frequency |
Power (3ph, Instantaneous) | Compute three-phase instantaneous active and reactive powers |
Power (3ph, Phasor) | Compute three-phase active and reactive powers using three-phase voltage and current phasors |
Power (PLL-Driven, Positive-Sequence) | Compute positive-sequence active and reactive powers |
Power (Phasor) | Compute active and reactive powers using voltage and current phasors |
Power (Positive-Sequence) | Compute positive-sequence active and reactive powers |
Power (dq0, Instantaneous) | Compute three-phase instantaneous active and reactive powers |
RMS | Compute true root mean square (RMS) value of signal |
Sequence Analyzer | Compute positive-, negative-, and zero-sequence components of three-phase signal |
Sequence Analyzer (Phasor) | Compute sequence components (positive, negative, and zero) of three-phase phasor signal |
THD | Compute total harmonic distortion (THD) of signal |
펄스 및 신호 생성기
Overmodulation | Add third harmonic or triplen harmonic zero-sequence signal to three-phase signal |
Pulse Generator (Thyristor) | Generate pulses for twelve-pulse and six-pulse thyristor converters |
PWM Generator (2-Level) | Generate pulses for PWM-controlled 2-level converter |
PWM Generator (3-Level) | Generate pulses for PWM-controlled three-level converter |
PWM Generator (DC-DC) | Generate pulse for PWM-controlled DC-DC converter |
PWM Generator (Interpolation) | Carrier-based unipolar PWM generation with interpolation (R2019b 이후) |
PWM Generator (Multilevel) | Generate pulses for PWM-controlled modular multilevel converter |
PWM Generator (Pulse Averaging) | Carrier-based PWM generator with pulse averaging (R2019b 이후) |
Sawtooth Generator | Generate sawtooth waveform at regular intervals |
Stair Generator | Generate signal changing at specified transition times |
SVPWM Generator (2-Level) | Generate pulses for SVPWM-controlled two-level converter |
SVPWM Generator (3-Level) | Generate pulses for SVPWM-controlled three-level converter |
Three-Phase Programmable Generator | Generate three-phase signal with programmable time variation of amplitude, phase, frequency, and harmonics |
Three-Phase Sine Generator | Generate three-phase balanced signal, amplitude, phase, and frequency controlled by block inputs |
Triangle Generator | Generate symmetrical triangle waveform at regular intervals |
변환
Alpha-Beta-Zero to dq0, dq0 to Alpha-Beta-Zero | Perform transformation from αβ0 stationary reference frame to dq0 rotating reference frame or the inverse |
abc to Alpha-Beta-Zero, Alpha-Beta-Zero to abc | Perform transformation from three-phase (abc) signal to αβ0 stationary reference frame or the inverse |
abc to dq0, dq0 to abc | Perform transformation from three-phase (abc) signal to dq0 rotating reference frame or the inverse |
필터
First-Order Filter | Implement first-order filter |
Lead-Lag Filter | Implement first-order lead-lag filter |
Second-Order Filter | Implement second-order filter |
Second-Order Filter (Variable-Tuned) | Implement second-order variable-tuned filter |
위상 고정 루프
논리
Bistable | Implement prioritized S-R flip-flop (bistable multivibrator) |
Edge Detector | Detect change in logical signal state |
Monostable | Implement monostable flip-flop (one-shot multivibrator) |
On/Off Delay | Implement switch-on or switch-off delay |
추가 컴포넌트
Sample and Hold | Sample first input and hold its value based on value of second input |
Discrete Shift Register | Implement serial-in, parallel-out shift register |
Discrete Variable Time Delay | Delay signal by variable time value |
함수
power_fftscope | Fourier analysis of simulation data signals |
power_flicker | Perform statistical analysis of instantaneous flicker level signal |
power_zmeter | Compute impedance versus frequency of Impedance Measurement blocks of model |
도움말 항목
- Park Transformation
Express direct axis, quadratic axis, and zero-sequence components as phase quantities using Park transforms.
- Simulate Variable Speed Motor Control
Model and discretize simple motors with specialized blocks. Use the FFT Analysis tool of the Powergui block to perform harmonic analysis.
추천 예제
MATLAB 명령
다음 MATLAB 명령에 해당하는 링크를 클릭했습니다.
명령을 실행하려면 MATLAB 명령 창에 입력하십시오. 웹 브라우저는 MATLAB 명령을 지원하지 않습니다.
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