圖4 帶載實(shí)驗(yàn)圖:( a) 滿載試驗(yàn)電流波形圖 ;(b)輕載試驗(yàn)電流波形圖

5 結(jié)束語(yǔ)

本文設(shè)計(jì)了基于平均電流算法的VIENNA控制器，此拓?fù)浣Y(jié)構(gòu)及其的電路結(jié)構(gòu)簡(jiǎn)單，使整流器具有三電平的性能，同時(shí)，又克服了使用全可控器件設(shè)計(jì)三電平整流器的復(fù)雜性和不穩(wěn)定性，通過(guò)設(shè)計(jì)利用此控制算法和結(jié)構(gòu)設(shè)計(jì)的6.2kW整流器進(jìn)行驗(yàn)證，結(jié)果表明，該控制算法在VIENNA整流結(jié)構(gòu)中應(yīng)用時(shí)完全可行的。

參考文獻(xiàn)

[1] Johann W. Kolar, Uwe Drofenik, Franz C. Zach. VIENNA Rectifier II—A Novel Single-Stage High-Frequency Isolated Three-Phase PWM Rectifier System

[J]. IEEE Trans ON Industrial Electronics.1999,46(4):674-691.

[2] 吳吉良，張東來(lái)，肖學(xué)禮.三電平數(shù)字化整流器控制系統(tǒng)設(shè)計(jì)[J].電力電子技術(shù)，2006，40(2)：20- 23.112

[3]劉秀, 張化光, 褚恩輝. 三相電壓型 PWM 整流器功率控制方法. 電機(jī)與控制學(xué)報(bào). 2009, 13(1): 47~51

[4] 方宇, 裘迅, 邢巖. 三相高功率因數(shù)電壓型 PWM 整流器建模與仿真. 電工技術(shù)學(xué)報(bào). 2006, 21(10): 4449

[5] 姬凱. 三電平PWM 整流控制策略實(shí)時(shí)半實(shí)物仿真研究[D]. 武漢: 中國(guó)艦船研究院武漢船用電力推

進(jìn)裝置研究所碩士學(xué)位論文,2009.

[6] Tero Viitanen, Heikki Tuusa. Space Vector and Control of a Unidirectional Three-Phase-Level Switch VIENNA I Rectifier with LCL-type AC filter[C].IEEE. 2003:1063-1068.

[7] Tero Viitanen, Heikki Tuusa. A SteadyState Power Loss Consideration of the 50kW VIENNA I

and PWM Full-Bridge Three-phase Rectifier

[C].IEEE Power Electronics Specialists Conference.2002,2:915-920.

[8] Chongming Qiao, Keyue Ma Smedley.Three-Phase Unity-Power Factor StarConnected Switch (VIENNA) Rectifier With Unified Constant-Frequency Integration Control [J]. IEEE Trans on Power Electronics. 2003, 18(4):952-957.

[9] Chongming Qiao, Keyue M. Smedley .Three-phase Unity-Power-Factor VIENNA Rectifier with Unified Constant-frequency Integration Control [C]. IEEE CIEP. 200

(10):125-130.

[10] Keyue M Semdley, Sloboan Cuk.One-cycle control of switching converter

[J].IEEE Trans on Power Electronics,1995, 10(6) : 625-633.

[11] K.A. Corzine, E J.R. Baker,J. Yuen. Reduced Parts-Count Multi-Level Rectifiers [J].IEEE Trans.on Industry Applications,2001 IEEE:589-596.■