《T形梁试验数据记录表.docx》由会员分享,可在线阅读,更多相关《T形梁试验数据记录表.docx(3页珍藏版)》请在优知文库上搜索。
1、T形梁试验数据记录表工况:静载试验粱号:6号Ca50时间:20160713记录:序号力(kN)钢筋应变(10石)位移(mm)位移(mm)裂缝1支座2支座3跨中拉4跨中压5地压6地拉00110-8053-10-7120.24220-12-187-15-12190.36330-19-2109-20-14280.42440-250187-30-25380.51550-35-2403-59-43880.620.1660-45-3549-79-571190.730.2770-54-2651-94-681430.860.35880-580781-102-791891.85990-69-2878-117-9
2、82272.4610100-70-2901-127-1093432.9211110-77-3971-135-1084273.54序号力(kN)123456位移(mm)残余位移(mm)裂缝12120-880993-188-1994794.091.013130-107-21000-199-2415215.1814140-123-11121-245-2875786.2015150-19101215-307-3346017.881.6序号力(kN)混凝土应变(W6)混凝土应变(10-6)左1左2左3左4右1右2右3右412345600110-15-101015-13-8812-20-402O21622
3、0-41-141821-39-121819-34-95416012330-59-174253-50-334043-59-150629418440-68-426074-59-525868-128-16294210550-82-638596-76-627987-179-184128281660-95-72-90-7399-218-1971811338770-105-86-99-81-252-2072018424880-109-90-107-90-393-3123143511990-131-IOl-121-99-420-402406873410100-145-132-136-121-462-4441
4、0011110-198-163-56321012120-223-200-72134013130-341-312-83353314140-90715150-1000T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(30295=lIOkN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(L5mm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IlOkN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.Olmm.