Analysis of Sinusoidal PWM and Space Vector PWM based diode clamped multilevel inverter

Sharma, Akhilesh; Singh, Deepak Kumar; Singh, P. Devachandra; Gao, Sarsing

doi:10.1109/upcon.2018.8596899

Cited by 6 publications

(4 citation statements)

References 13 publications

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“…This method highlights the problem of power quality and describes the remedial measures taken using the third harmonic current injection rectifier of the hybrid front end. Here, the transformer less is used as a current injection device to utilize the advantages of the transformer less [14] effectively. The grid-connected power storage system has multiple applications as grid support.…”

Section: Literature Surveymentioning

confidence: 99%

Power Quality Improvement for Induction Motor Using Diode-Clamped H-Bridge Multilevel Inverter Based Prescient Control Algorithms

Kavitha¹,

Varatharajan²

2021

NPSC

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An inverter converts the Direct current voltage to an Alternative current voltage. In this method thirteen level inverter application was developed in Induction motor (IM). The induction motor IM takes converting output of the diode clamped H-bridge connected inverter with a multilevel inverter from one end, while the output is induction motor. The inverter framework produces voltage space-vector areas inseparable from the typical multilevel level inverter. In this method, the prescient control algorithms utilize controller-based prototype circuits, for example, switches, diodes, driver circuits, and direct current voltage sources that increase the magnitude of the lead noise and distortion and yield voltage levels of the lead inverter. The required intensity of the circuit but also the inverter reduced in addition to the number of cut-off voltages, the magnitude of the various voltage amplitudes of the light source used by the switch decreases. In addition to this, the diode-clamped circuit developed low output high voltage, and the harmonics became distorted. Switch-mode using the algorithm Pulse technique and elimination of distortion from the output of the H-bridge inverter.

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Section: Literature Surveymentioning

confidence: 99%

Power Quality Improvement for Induction Motor Using Diode-Clamped H-Bridge Multilevel Inverter Based Prescient Control Algorithms

Kavitha¹,

Varatharajan²

2021

NPSC

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“…To switch on the devices in each cell, pulse width modulation technique (PWM) has been used [8] where a reference signal when compared with a carrier signal produces PWM. In this case, a sinusoidal signal has been used as reference while triangular signal has been used as carrier [2]. These signals are so designed to make switching possible for ASMI.…”

Section: Introductionmentioning

confidence: 99%

“…The source voltage to each cell is V 1 , V 2 and V 3 respectively. The magnitude of V2 and V3 are calculated on the basis of equation(2) and(3). Here V3 is a reverse polarity DC sources whose magnitude is equal to the sum of V 1 and V 2 .…”

mentioning

confidence: 99%

PWM Technique for Single Phase Asymmetrical Hybrid Multilevel Inverter for Non-linear and Dynamic loads

Sharma¹,

Pandey²

2019

IJRTE

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A two level VSI has output voltage either equal to positive or negative source voltage. This inverter has more ripple. In order to reduce the ripple content more number of switches are needed to produce many number of stepped voltage waveform. This improves the quality of power. This switching losses depends on the frequency of operation so when a two level inverter is operated at high frequency, the switching losses are predominant. This limits the use of such inverters. Hence, being replaced by Multilevel inverters. They have attracted academician and industry personal for medium and high-power power control. Such attractive features are available in hybrid multilevel inverter. Hence, these are preferred. They provide multi-level operation by using hybrid sources. Moreover, the number of power electronics components needed are less than conventional CMI for same voltage level. Thus, such inverters have more efficiency. In the proposed techniques, an asymmetrical hybrid multilevel inverter has been simulated using MATLAB Simulink. The results obtained have been presented for three different types of load.

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“…Along with the DC component, the output will also have harmonics of integral multiples of the carrier frequency, while the frequency of lower order harmonics becomes equal to the carrier frequency. The DC modulating signal may be replaced by a sinusoidally varying signal [21] with a certain amplitude, phase and frequency. The frequency of this signal is quite less than the carrier frequency.…”

mentioning

confidence: 99%

Modulation index effect on inverter based induction motor drive

Sharma

Anandh

Gao

2020

IJPEDS

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Due to a substantial increase in the use of inverter for numerous electrical appliances starting from domestics to industrial drives, an inverter may be directly connected to the power grid system. The dependency on an inverter has been increased over the years. Hence, the proper and efficient design of the inverter will lead to higher efficiency. One of the major challenges is the generation of suitable gate pulses for power switching devices, which in turn depends on the modulation index. The selection of proper modulation index will help in the production of the rated voltage. If the modulation index is less, the duration of on-time pulses will be less and hence, the device's conduction time is also less, thereby the output voltage of the inverter is reduced. A reduced voltage, when applied to an induction motor will have lower speed and even its performance will be sluggish. The speed of the motor improves when it is operated in a closed-loop for the same modulation index. This research paper tries to bring out the effect of modulation index on speed control of an induction motor based on an inverter for both open as well as closed-loop operation. The simulated results indicate that the modulation index in the vicinity to unity will provide rated voltage for the smooth operation of the motor.

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Analysis of Sinusoidal PWM and Space Vector PWM based diode clamped multilevel inverter

Cited by 6 publications

References 13 publications

Power Quality Improvement for Induction Motor Using Diode-Clamped H-Bridge Multilevel Inverter Based Prescient Control Algorithms

Power Quality Improvement for Induction Motor Using Diode-Clamped H-Bridge Multilevel Inverter Based Prescient Control Algorithms

PWM Technique for Single Phase Asymmetrical Hybrid Multilevel Inverter for Non-linear and Dynamic loads

Modulation index effect on inverter based induction motor drive

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