马上加入,结交更多好友,共享更多资料,让你轻松玩转电力研学社区!
您需要 登录 才可以下载或查看,没有账号?立即加入
×
本帖最后由 sunek 于 2013-3-24 23:21 编辑
+ |2 D( ?% E* w& U. Z4 [. @: l! N$ E+ ~6 Q3 z% ~9 d
================================================ 2012年5月 pscad/EMTDC电力仿真技术交流会-北京 ================================================
. F, P' `9 H! G H5 ? 参加了2012北京的PSCAD技术交流会,感谢Dr.江山提供的资料,与大家交流学习。 ( d' n) ]/ p! X+ E
PART 1 Introduction (见附件Introduction) 包含四个ppt: 1、MHRC Overview_2009_hardware 2、PSCAD EMTDC Features andExamples 3、Transient_simulation_Applications 4、Large_system_studies + a; I6 {" s0 U c4 q( L @
==================================================== PART 2 过电压仿真算例(见附件Insulation-coord) 包含: 变电站雷击过电压分析仿真 避雷器电压恢复特性 避雷器电流电压测试
4 L7 A( T6 @' Y5 K+ I* T
$ L4 p% W: X0 `, z
==================================================== PART 3 风电介绍PPT
B" O; K& a. [' Y
, X( E4 i7 H6 T; F8 E- B
===================================================== PART 4 风电仿真 CASE
% U4 z7 a s$ C8 h! \2 K/ g5 ?" E, e3 y" K/ c/ e
1.矢量控制的双馈异步风机(DFIG)模型和永磁直驱风机(PMSG)模型(适用于X4.4版)注:V4.2版本打不开.pscx文件(见附件Wind-Power-Case.rar中的DFIG_Case-X4.4) 2.矢量控制的双馈异步风机(DFIG)模型(适用于V4.2)之前大家用的比较多的应该是07年2月的版本,这个是09年1月出的,从结构上看起来变化不大,没有深入研究过。(见附件Wind-Power-Case.rar中的DFIG_Tutorials_02 V4.2&X4.4) 3.风机-柴油机互补模型(风机用的是鼠笼型异步机)印象中这种模式在海上风场运用较多(见附件Wind-Power-Case.rar中的Wind_Diesel) 4.风机(异步机带桨距角控制)经过0.69kV-13.8kV-115kV-345kV三级升压,远距离电缆并入主网模型(见附件Wind-Power-Case.rar中的Wind_pitch_control.psc) 5.风机(异步机)+SVC无功补偿模型(见附件Wind-Power-case.rar中的svc_wind_startup.psc) 6.风机(异步机)的过流保护模型(见附件Wind-Power-case.rar中的DGinterconnnectCase_01)0 z7 s B& J$ P* r; y
* E6 b) i& A4 _/ R7 V, _- m
/ g2 T5 D: ]5 v5 B
====================================================== PART 5 光伏模型PV(见附件PVmod.rar)
里面缺少mpptV1.f,PVmod2.f两个文件 在帖子https://tech.cepsc.com/thread-80239-1-1.html里有,感谢Ericwjc 分享3 R& i/ w5 ~( J u
# P0 U9 f* u1 l+ i5 o4 @
====================================================== PART 6 次同步振荡仿真模型(SSR)(见附件Sub_synchronous_ressonance.rar)
$ P( T! ]; ^; o
" K' c+ }# N$ `$ S! S. n/ `
====================================================== PART 7 电能质量(Power Quality)培训课程及案例(力荐) Mitigation methods for Power System Power Qualityproblems using PSCAD/EMTDC 2 Day Course July 25, 2008 ' o% Y% D2 p) F% w* F4 V0 V
9 y3 Q* F) M' h' I# B& F0 x0 m6 Q1. Overview of Power Quality phenomena o Voltage sags, swells and interruptions o Voltage fluctuations and flicker, flicker severity indices o Voltage unbalance and long term voltage variations o Harmonics o Transients
3 M! H3 `% m- W X7 i4 l0 p4 U
· Standards o IEC, IEEE and other 3 F) s e; R- C3 F. j
2. Introduction to PSCAD/EMTDC and the Fundamentals of Power System Transient simulation · Introduction to Electro-magnetic transients in power networks · Introduction to Electromagnetic transient simulations programs – (PSCAD/EMTDC in particular) · Creating a small simulation case using PSCAD o Building the power system o Data entry o Results, graphs, plots and meters o Interactive control features of PSCAD (sliders, push buttons, dials and switches) · Fundamental theory of transient simulation o Representation of power system components and control system elements o Selection of the simulation time step o Studies that requires simulation tools like PSCAD o Advance features of PSCAD for fast and accurate solutions. · Brief look at the models and examples available in PSCAD. 4 w$ V$ U. J+ H' A% i+ c
3. Modeling power networks/equipment in PSCAD/EMTDC for power quality analysis. Tutorial 1: Simple example to illustrate transformer inrush related transients, fault induced voltage sags and swells. Tutorial 2: Building a simple case for Distribution Capacitor Bank Switching study. · Fundamentals of capacitor switching, high frequency transients, resonance issues and possible mitigation methods. · Using PSCAD to model capacitor switching o Plotting o Control system blocks o Batch mode o Interactive controls o Meters o Simulation start up methods o Initialization o Output files
. H9 X$ ?4 ~' B( A% r* T
4. Voltage sags, swells and momentary interruptions · Motor starting · Reflected faults on distribution feeders · Unbalanced faults · Neutral Grounding over voltages · Misapplication of grounded Y-D transformers Tutorial 3: Faults and motor starting induced voltage sags and their impact on loads. · Direct on line starting, thyristor based soft starting and variable speed drives. Tutorial 4: Application of a FACTS device (SVC) to reduce voltage sags at critical loads. # c, r* T l8 \& J/ y1 T% D6 ?
5. Voltage fluctuations and flicker · Arc furnace modeling · Flicker due to cyclic motor loads Tutorial 5: Simulation of flicker due to an arc furnace load. Tutorial 6: Simulation of flicker due to a cyclic synchronous motor load. 6. Harmonic distortion · Modeling of converters · Motor drives · Passive/Active filters Tutorial 7: Modeling of harmonics due to a variable speed drive Tutorial 8: Application of active filtering to mitigate harmonics Tutorial 9: Application of ‘network harmonic impedance scanning’ methods to identify possible voltage distortion issues.
" q) B3 f( y3 f
7. Voltage Unbalance Tutorial 10: Impact of voltage unbalance on induction motors. Tutorial 11: Impact of voltage unbalance on diode rectifier systems and non characteristic harmonics. 8. FACTS · Modeling of converters and control systems · Common devices o SVC o STATCOM o DVR o Others Tutorial 12: Modeling and application of a DVR
0 |( E6 s- g, g4 [
9. Wind power and related issues. · Start-up example of a wind turbine coupled to an induction generator. i. Illustrative PSCAD example. · Pitch control of wind turbines and issues due to wind fluctuations. i. Illustrative PSCAD example. · Introduction to Doubly –fed induction generator concept i. Reactive power control ii. Power and speed control iii. Power quality concerns. ; o0 i* [2 [, D c& J9 }& g
10. Discussions and Question and answer session. % I4 x9 S" w" ^& h
==================================================== PART 8 IEEE39节点模型 当年做毕设用了Norika版主在PSCAD上搭建的10机39节点系统,真是如鱼得水,感激涕零...现在在交流会上居然拿到了一个10机39节点的模型,自己也跑了一次,收敛。虽然说拿电磁暂态软件来做大系统的机电暂态不太方便,但是确实是可行的,所以也拿出来与大家交流,给大四做毕设的孩子们一点帮助。 |