Shock and Vibration / 2020 / Article / Tab 3

Research Article

Study on Creep Characteristics and Constitutive Relation of Fractured Rock Mass

Table 3

Identification results of creep model parameters.

ModelKG1 (MPa)η1 (MPa·h)G2 (MPa)η2 (MPa·h)G3 (MPa)CnR2

Burgers1405.1731282.984970486.97724829.45569348.0950.997
690.772630.705943793.63825684.54567545.4980.994
460.658420.601928555.34326136.34763703.2570.991
347.036316.859842878.14525978.65855542.8560.990
265.569249.237798621.68724036.26349851.8920.969

F-D982.525897.283635384.55416248.25645454.447191574.5637.713 × 10−90.0550.998
485.155443.064630126.48417148.67145070.881104343.9237.929 × 10−90.0150.996
325.072296.869631538.60217776.03243292.90568274.1358.471 × 10−90.0030.994
245.983224.642582988.97017966.62838380.00951212.8102.469 × 10−90.2920.993
198.108180.921704302.95915649.89427820.80155882.0691.040 × 10−31.0930.994

We are committed to sharing findings related to COVID-19 as quickly as possible. We will be providing unlimited waivers of publication charges for accepted research articles as well as case reports and case series related to COVID-19. Review articles are excluded from this waiver policy. Sign up here as a reviewer to help fast-track new submissions.