Research Article
Short-Term Creep Experiment of Cement Asphalt Mortar and Its Numerical Simulation
Table 3
Compared with the result of creep test, fitting data, and ANSYS calculated.
| Time/s | Test data (strain) | Fitting data of Burgers model | Calculation results of ANSYS | Total strain | Relative error | Total strain | Relative error |
| 10 | 0.00307 | 0.00305 | 0.651% | 0.00308 | −0.326% | 20 | 0.00314 | 0.003096 | 1.40% | 0.00312 | 0.637% | 30 | 0.00319 | 0.003137 | 1.66% | 0.00315 | 1.25% | 40 | 0.00323 | 0.003176 | 1.67% | 0.00319 | 1.24% | 50 | 0.00326 | 0.003211 | 1.50% | 0.00322 | 1.22% | 100 | 0.00337 | 0.003348 | 0.653% | 0.00333 | 1.18% | 150 | 0.00342 | 0.003437 | −0.497% | 0.00341 | 0.292% | 200 | 0.00347 | 0.003496 | −0.749% | 0.00345 | 0.576% | 500 | 0.00359 | 0.003611 | −0.585% | 0.00355 | 1.11% | 1000 | 0.00367 | 0.003655 | 0.408% | 0.00359 | 2.18% | 1500 | 0.0037 | 0.003691 | 0.243% | 0.00362 | 2.16% | 2000 | 0.00374 | 0.003728 | 0.321% | 0.00365 | 2.40% | 2600 | 0.00377 | 0.003772 | 0.053% | 0.00369 | 2.12% | 3600 | 0.0038 | 0.003801 | 0.026% | 0.00375 | 1.31% |
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