C12505型抽汽式汽轮机调节系统故障原因及处理措施

!#$%%&’()*+%,-.’20062114!#+%%&’()*+%,-.’!#+%%&’()*+%,-.’!#+%%&’()*+%,-.’!#+%%&’()*+%,-.’!#+%%&’()*+%,-.’12C12-50/5,,。22#3C12-50/5,,。2#,:(1)。(2),、、。(3),,、。(4),,,,。,!2!4,。3(),,(),,,,,。,,,,。C12()*+)(,114000))*。C12-50/5,,,,。)*;;;;)*TK26)*B)*1006-6764(2006)02-0009-03!#$%&’()*+,-%(./’0.12(.’/)*345!676829’1.’/:;.&.#0=8%�’0,?#(9)($@’(%&’(MAGuang-yu!#$%&’%()*+(,#(-./#(0%(01#-2+345(&’%(6*+(781--9:*+;45(&’%(4=#%+(#(04?@@@AB’#(%CA+(.&.BTheoperationreliabilityandsensibilityoftheadjustmentsystemofthetur-binehavecloserelationstosafetyoperationoftheturbine.TherewereinstalledthetwoC12-50/5typesingleextractingcondensationturbo-generatorunitsintheHeatPowerPlantofQidashanIronMine,XingangtieCo.,AnshanIron&SteelGroup.Someproblemsoccurredintheadjustmentsystemsofthetwoturbo-generatorunitsbeforecommissioning.Theprob-lemswerepresentedandanalyzed.Causesoftheproblemswerefoundoutandtherelatedmeasureswereputforward.Thus,theadjustmentsystemgainedhighefficient.AC’2D)&,(Bsteamextracting;adjustmentsystem;heatload;self-adjustment;slidevalve!!#$%%&’()*+%,-.’20062114!#+%%&’()*+%,-.’!#+%%&’()*+%,-.’!#+%%&’()*+%,-.’!#+%%&’()*+%,-.’!#+%%&’()*+%,-.’/(r/min)/mm/MPa3000120.8150.822970140.80.82940230.7820.782910320.7650.762880400.7550.752850490.740.742820570.720.722760750.6950.692700810.6650.6652670850.650.65111930384757657884874,、、、、。,,、。,Dg15Dg20,,3.4m7m,,。,,、。,,。,,,,。,,,。,,:(1)。(),,,。(3000r/min)。-2。(2),。。,,。,,,,,,(,),,,,。(3)。,();,。,。51#(),,19995,(),,,。,,,,。,。,,,0.39MPa,,。,。:,。,。-4%～-6%。,,,,。,,,,。,,。C12－50/5。1、2。110!#$%%&’()*+%,-.’20062114!#+%%&’()*+%,-.’!#+%%&’()*+%,-.’!#+%%&’()*+%,-.’!#+%%&’()*+%,-.’!#+%%&’()*+%,-.’/(r/min)/mm/MPa3180130.9050.93150230.8920.893120330.8790.8793090410.860.863060480.8420.843030520.8250.8283000540.810.8052940600.780.782880660.750.752850690.7360.737132333404852546066682,。,。6,1#8000=10000?,2#8000?,。C12－50/5,1#8000～10000kW,2#8000kW,,。,。7:,。。1。1A、B、C,C。:(1);(2)(),。(3),。@,,,,,,。,,,,。C12－50/51#,,,,,,,3210r/min。3000r/min。88.1C12－50/5,,。8.2,99,。200210%,,1.76kW·h,20011.86kW·h,20022.06kW·h,。8.3,。AB1=.=.:.1993.2=.=.:.1996.3=.=.:.1994.4=.=.:.1994.:C005D09D03:(1968?),,1991,20058,,。11