Prestress Loss of CFL in a Prestressing Process for Strengthening RC Beams

Table 3

Prestress loss by predictions and experiments after releasing.

Authors	Size of RC beam/mm	/GPa	/GPa	/GPa	/mm	/MPa
							Calculating values by (11)	Experimental values
Quantrill and Hollaway [3]	1000 × 100 × 100	34	220	135	1.3	221.13	8.3%	7.1%
						343.44	8.3%	9.5%
This paper	1850 × 100 × 200	35.2	206	230	0.23	380.0	2.1%	3.0%
						712.5	2.1%	2.8%
						1045.0	2.1%	2.9%