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本帖最后由 cowry 于 2010-3-31 12:41 编辑
变速驱动与电动机 pdf版本 有兴趣的下,绝对下了不赔的资料
variable speed drivers and motors
Motor Insulation Voltage Stresses Under PWM Inverter Operation
目录:
1. INTRODUCTION 1
2. PRINCIPLESOFPWM DRIVES 2
2.1 General 2
2.2 Terminal voltage 3
2.3 Winding voltage 6
3. THEINDUCTIONMOTORANDINSULATIONSYSTEMS 7
3.1 General
3.2 Standard motor insulation systems 7
3.3 Enhanced motor insulation systems 9
4. INSULATION BEHAVIOUR 9
5. PRACTICAL INSULATION REQUIREMENTS 11
6. ALTERNATIVE PREVENTATIVE METHODS
6.1 General 12
6.2 Output reactors 12
6.3 Voltage limiting filter (dv/dtfilter) 12
6.4 Sinusoidal filter 12
6.5 Motor termination unit 13
6.6 Relative characteristics of preventative measures 13
6.7 Cost comparisons for preventative measures 14
7. APPLICATION SPECIFIC NOTES 14
7.1 Cable capacitance effects 14
7.2 Combined inverter/motor solutions 14
7.3 Applications with frequent or continuous braking duties 14
7.4 Active front end (sinusoidal rectifier) considerations 15
7.5 Drives with special control strategies 15
7.6 Explosive atmosphere approval 15
7.7 Applications with ¡®very long¡¯ cable lengths 15
8. CONCLUSIONS 15
9. REFERENCES 16
10. FURTHER READING 16
[ 本帖最后由 wlmhlg 于 2008-11-5 21:21 编辑 ] |
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