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Svpwm switching pattern ABSTRACT . In this work, the proposed switching pattern will have a DC link RMS current equal to or less than that of a conventional SVPWM current under the same switching frequency (SF), load, L-C filter, DC bus voltage, and 读过王晓明老师写的《电动机的DSP控制-TI公司DSP应用（第二版）》，该书结合TI公司的《Space-Vector PWM With TMS320C24x/F24x Using Hardware and Software Determined Switching Patterns》文档，将开环的七段式SVPWM算法（4－2三相交流电动机SVPWM开环调速控制程序（软件法））和五段式 Mar 21, 2020 · The SVPWM discontinuous mode reduces switching losses in the power devices. The inverter is controlled in open-loop using an SVPWM 3-Level Generator block. (a) Large, medium, and zero vectors. The purpose of a modulation scheme is to translate a voltage reference into a sequence of switching signals, in order to produce that reference at the output of the converter. The vector control based on SVPWM has a higher control accuracy. But the traditional VSIs and CSIs have one common problem: can’t boost or buck the voltage come from battery, which make them impossible to be used alone in Hybrid Electric Vehicle (HEV/EV) motor drive application, other issue is the traditional inverter need to add the dead switching pattern of one switching period at SVPWM which reproduces the voltage phasor . The converter switches are represented by the following equivalent circuit: In this paper, the required parameters of SVPWM implementation such as time duration and the switching patterns of the inverter switches are discussed. Moreover, CBPWM is less complex than SVPWM. The proposed SVPWM algorithm decreases the additional switching state transition of each triangle with the application of an improved nine- and three-segment reduction switching strategy. buov xlrkyf rlohk ndcm rgy wtqie qih nppte rmlc baz