··:2008-10-29:(1971-),,,,。。PLC,,(,464000):PLC,,,S7-200CPU226,。“”,“”,,。、,。:;;S7-200:TH138:A:1002-6673(2009)01-103-030PLC,。,。、,。S7-200CPU226,,、,。11.1,1。,,———————8,、、、,,、。,、,CY2-0,;CY2-0,;CY2-1,。,,。1.2:①:。,“”,,“”,。(,),;②:,,,;③:,,,;④:,,,。“”,,。2,、。2。2.1、2CY2-1,258,,8ST2,,2CY2-0,8Development&InnovationofMachinery&ElectricalProductsVol.22,No.1Jan.,2009221200911103··(113),,8ST1,;1CY1-1,147,,7ST4,,1CY1-0,7,,7ST3,。2.2、,3CY3-1,369,,,3CY3-1,9,9。3PLC3.1PLCI/O18。:、、、4,4;“”,1;“”、、4,4;,、、、、、、7,7;,、,2。6。:、、、5,5;,1,1。6。,S7-200CPU226DC/DC/DC。24,16,,PLCI/O3。,PLC,24V,、。MPERC,4700pF1MΩ,,。3.2,,“”,:、,,“”,,,。(1)。,。(2)。,,。4。I0.7、I1.3~I2.1、、、、、1、2.3.4、5、6.7.8.9.10.23PLC4ST4ST374CY1-0CY1-1110CY2-0CY2-125ST1ST28963CY3-1~220VF0PE4700pF1MΩ24VSB1ST1ST2ST3ST4SQSB2SOSB3SB4SB5SB6SB7SB8SB9S7-226DC/DC/DCCY2-0CY3-1CY2-1CY1-0CY1-1Network1Network2Network3Network4Network5Network6Network7Network8()()I1.3I1.4I0.2I0.2I0.1Q0.2Q0.0Q0.0Q0.2I1.5I0.3Q0.4Q0.3Q0.4Q0.3I0.4I1.6I2.0Q0.1Q0.1I1.7I1.3I0.6I0.1Q0.2Q0.0Q0.0I1.4I0.6I0.2I0.2Q0.2Q0.0Q0.2I0.6I1.5I0.3Q0.4Q0.3Q0.4Q0.3I1.6Q0.4Q0.3SR11104··PLCControlSystemDesignofPneumaticExperimentManipulatorYANGHou-Chuan,FENGChun-Xiao,CHENYong(TheFirstAeronauticalInstituteofAirForce,XinyangHenan464000,China)Abstract:ThepneumaticexperimentmanipulatordesignofPLCControlispresented,thepneumaticsystemisdesigned,theSimaticS7-200CPU226PLCiselected,thecontrolprogramisprojectedbasedonanalysiscontrolrequest.Thecontrolprogramisprojectedbymod-uleinideaof‘breakupthewholeintoparts’then‘cumulatepartsintooneunit',sotheprogramiseasyinreadability,andrunfasterinefficiency。Themanipulatorworkstabilization,it'scostisinexpensive,itisverysatisfiedinpracticeteachingandinnovatedesign.Keywords:manipulator;pneumaticsystem;S7-200PLC。。、I0.2,,。、、CY3-1,“”、“”,。(3)。,,,“”,,。。。5,。4,,,PLC,,,。:[1],,.SIMATICS7-200[M].:,2008.[2],.[M].:、,2006.[3],.PLC[J].,2007,9.[4],,.PLC[J].,2007,2.5MicroCrackAnalysisofCompressorBladeofGradeinEngineWP-7WUDe-Xin,XIANMing-Le(TheFirstAviationCollegeofAirForce,XinyangHenan464000,China)Abstract:Microcracks,orcrackssometimeswerealwaysfoundintheleadingedgeofcompressorbladeinaircraftenginewhichbeingmadeof1Cr11Ni2W2MoVAduringdetectingprocess,thatwillinducethefailureofengineorthreatentheflyingsafety.Itisnecessarytoresearchandanalyzewhytheyarearoused.Keywords:engine;blade;crack3(1),。,1Cr11Ni2W2MoVA,,。(2),,。(3),。(4),、,。:[1],.[M].,2000.[2].[M].,2001.[3],.[M].,2003.[4],.[M].,2001.(104)LAD0M0.0M2.0M2.1M2.2M2.3M2.4M2.5M2.6M2.7M2.8M2.9M2.1I0.2I1.1I1.2I0.4I0.0I0.1Q0.2I0.6M0.6Q0.0M0.0Q0.4M0.0Q0.2M0.0M0.0M0.0Q0.0M0.0Q0.3M2.0M0.0I0.2I0.3I0.5I0.1I0.5T34I0.2I0.4I1.2I1.1I0.4I0.6Q0.5Q0.0Q0.1S+30T33Q0.2Q0.3Q0.0Q0.1RT34Q0.2Q0.4I0.6I0.6I0.6I0.6I0.6I0.6+20113