Elastomagnetic Sensor-Based Long-Term Tension Monitoring of Prestressed Bridge Member with Temperature Compensation

Table 1

Numerical analysis of full-scale test results.

Sensor 1					Sensor 2
Load (ton)	Hmax (kA/m)	Δ (%)	Mmax (kA/m)	Δ (%)	Load (ton)	Hmax (kA/m)	Δ (%)	Mmax (kA/m)	Δ (%)
18.26	482.92	—	51.31	—	21.88	483.20	—	48.90	—
26.00	482.99	0.01	52.99	3.17	29.61	484.66	0.30	50.65	3.46
33.62	483.66	0.15	54.69	6.18	37.70	486.12	0.60	52.43	6.73
41.56	483.93	0.21	56.37	8.98	45.43	486.09	0.59	54.69	10.59
49.55	484.50	0.33	58.05	11.61	52.46	486.06	0.59	56.96	14.15
57.12	481.97	−0.20	64.84	20.87	61.25	486.65	0.71	64.02	23.62
60.24	482.80	−0.02	69.23	25.88	64.42	483.45	0.05	68.56	28.68
64.75	484.55	0.34	73.63	30.31	69.61	485.24	0.42	73.11	33.11
66.52	484.18	0.26	74.23	30.88	70.82	484.11	0.19	76.72	36.26