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1、T形梁试验数据记录表工况：疲劳试验粱号:8号Ca30记录:时间:序号疲劳加载次数力(kN)钢筋应变（106）位移(mm)位移(mm)裂缝1支座压2皿压3跨中拉4跨中压5IA拉6支座拉疲劳0残余000000001030-1-44284900.461.22020500-897273911.732.680.1030702-134121010732.994.430.2040904-177161119054.426.050.25501107-181202635056.107.940.30疲劳10000残余8414358461.742.520.2061000030-2-4824123-20.761.050
2、.2571000050-2-9058864-31.872.330.3081000070-3-136938105-42.903.550.3591000090-2-1821268153-13.894.680.401010000110-1-223159919904.985.720.50序号疲劳加载次数力(kN)123456位移(mm)位移(mm)裂缝疲劳50000残余-3-2-20-1000.3200.25115000030-3-5024822-30.721.060.30125000050-6-10259258-61.862.350.35135000070-6-152947101-32.933.56
3、0.40145000090-6-2001280144-43.954.660.501550000110-6-2411613189-45.045.680.55疲劳100000残余-5-4-12-8-20.040.080.251610000030-14-552641-50.781.140.251710000050-20-11362125-72.052.500.351810000070-28-18396952-133.183.790.401910000090-33-247130586-163.404.980.5020100000110-39-3001632122-185.516.030.60疲劳300
4、000残余-40-24-14-78-180.0200.3021300000300-502702470.921.180.402230000050-4-1276235992.222.570.452330000070-1-2079739783.393.820.502430000090-2-275130913774.404.930.5525300000110-3-327164017785.285.900.65疲劳500000残余-92-4-340.2900.3526500000304660002750000050序号疲劳加载次力(kN)123456位移残余裂缝数(mm)位移(mm)2850000070
5、295000009030500000110疲劳1000000残余31100000030321000000503310000007034100000090351000000110疲劳2000000残余36200000030372000000503820000007039200000090402000000110静载序号疲劳加载次数力(kN)混凝土应变（10-6）混凝土应变（IO-6）左1左2左3左4右1右2右3右4123456疲劳0残余000000000000001030-4281699-51-9232534224175778232050-95147284-118-233845276922424
6、26-81463070-161-1898388-182-4861154-28101788560-941894090-21843664520-250-5396163-94149119263213350450110-252189950740-258-63-74348-1622021609800831830疲劳10000残余-22117152114399-64187103112740124-23118861000030-47-3-59-41040-6700-2623971000050-79-2-118-17781-138160-33113881000070-105-2-180-340123-1933
7、50-23934691000090-139-3-238-52-8153-237550-2095321010000110-1770-293-61-7184-279770-128729疲劳50000残余210-258-7-14-20-431115000030-48-3-60-31043-6200-934125000050-80-7-129-101080-13115088100135000070-107-11-188-254128-186350132315145000090-138-15-244-42-2169-23155028851115SOOOO110-178-14-298-55-8200-27
8、0770338703疲劳100000残余14023-3-16-10-2-6序号疲劳加载次数力(kN)左1左2左3左4右1右2右3右41234561610000030-62-5-6401352-759-17611710000050-100-10-129-51496-16726-581241810000070-128-18-198-228148-22546473371910000090-162-24-261-380195-2716614354420100000110-191-27-381-52-8236-30987262750疲劳300000残余-76-4299-25222132213000003
9、0-58-3-630848-844-117802230000050-97-10-1390978-17818-113102330000070-126-20-202-123130-24837-76802430000090-147-27-269-27-3183-30056-28025300000110-177-35-318-42-10229-34277-3130疲劳500000残余020120-1101720265000003027500000502850000070295000009030500000110疲劳1000000残余疲劳1000050000100000300000结束311000000
10、30下挠1.101.291.411.862.713210000005033100000070序号疲劳加载次数力(kN)左1左2左3左4右1右2右3右412345634100000090351000000110疲劳2000000残余36200000030372000000503820000007039200000090402000000110静载T形梁的初裂荷载为大约50kN,取整体破坏荷载150kN,取破坏荷载的43%63%（65-95kN）作为疲劳荷载取95kN,取30kN（95-65=30kN）为疲劳时力的振幅。因此疲劳试验机压头持力为95kNo（30/2+95=1IOkN为疲劳时最大力）。疲劳次数:0,静载，10000,静载,50000,静载,100000,静载，300000,静载，500000,静载,IoOooO0,静载，2000000,如为破坏（L5m裂缝）静载到破坏。静载分5级加载，第1级为30kN,其余4级为20kN,直至加载到HOkN为止，每次加载时间至少为3min,加载速率为0.5kNs0通过压力计算得传感器上部承压板重约15kN百分表测位移（挠度），精度0.（Hmm
