LiChunhong.Analysisofstallandsurgeforaxial-flowdy[J].PowerEquipment,2008,(6):506-508.fansand
treatment[J].Thermal
Power
Generation,
[11]李乃钊.轴流风机喘振分析及防止对策[J].广东电2008,(3):76—78.
InvestigationandPreventive
Measures
ofStallandSurgeinVariablePitchAxialFans
MaShaodong,LiChunxi,WangHuan,QiCheng
(SchoolofEnergyPower
andMechanicalEngneering,NorthChinaElectricPowerUniversity,Baoding071003,China)
Abstract:Itiscommonfaultsthatstallandsurgeemergefromaxialfanat
operationofpowerplant,which
con-
straints,to
a
largeextent,safeandeconomical
operationofthe
powerunit.Onthebasisofexplainingthephenom—
enon
ofstallandsurge,thepresentpapernot
only
analyzedandsummarizedthe
causes
andaccording
treatment
measuresofstallandsurgeforvarioustypeaxialfaninmanypowerplantsdomestically,butalsoillustratedvaria-
tionofoperatingpointsinstallandsurge
occurrence
processes
andinducedpreventivemeasures.
Key
words:variable-pitchaxialfan;surge;stall;preventivemeasures
(上接第11页)
参考文献:
4结论
[1]高叔开,纪连恩,高磊.火电机组DCS仿真新思路
通过齐次坐标变换,可以还原IA操作员站图
[J].电力系统自动化,2005,(5):73-75.
形画面及驱动,实际应用中通过计算机图形技术
GaoShu
Kai,JiLian
Eng,Gao
Lei.Newtrainof可以还原大部分工业图形,并且任意缩放而不失
thoughtabouttheDCSsimulationofthethermal
power
generating
of
ElectricPower真。该还原技术的特点是仿真逼真度高旧o,并且
units[J].Automation
Sys
terns,2005,(5):73—75.
减轻了仿真机开发人员的工作强度,极大地缩短[2]段新会,姜萍.基于虚拟DCS仿真的控制系统实验
了仿真机的开发周期…。在浙江乌沙山及山东菏验证平台开发[J].电力科学与工程,2008,24
泽等电厂的使用得到了客户的高度认同。
(8):56—59.
HomogeneousCoordinateTransformationApplication
on
IASystemOperatorStationSimulation
GaoShukai
(ResearchInstituteofSimulation&Control,NorthChinaElectricPowerUniversity,Baoding07t003,China)
Abstract:ThispaperdescribedtheIAsystemoperatorstationsduringthesimulationprocess,usinghomogeneous
coordinatetransformation
on
theIAsystemoperatorstationgraphicsfiles
were
restored.Indicated
thattheoperator
stationcomputergraphicssimulation,canincreasesimulationfidelitygreatly,callgreatlyreduce
thedevelopmentof
simulatordevelopersintensityandgreatlyreduceoperatorstationssimulationdevelopmentcycle.
Key
words:operatorstationsimulation;homogeneous
coordinates;graphtransformation
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