Shock and Vibration

Research Article

Dynamic Compressive and Tensile Characteristics of a New Type of Ultra-High-Molecular Weight Polyethylene (UHMWPE) and Polyvinyl Alcohol (PVA) Fibers Reinforced Concrete

Performance parameters of fiber concrete of different groups under different strain rates.


Group no.	Air pressure (MPa)	Strain rate (s⁻¹)	Dynamic tensile strength (MPa)	Static compressive strength (MPa)	DIF

0	0.20	7.84	8.21	3.84	2.14
	0.25	12.43	11.13		2.90
	0.30	18.32	13.54		3.53
	0.35	24.25	15.43		4.02
	0.40	29.67	17.05		4.14

P-0.6	0.20	7.66	8.78	4.01	2.19
	0.25	12.24	11.92		2.97
	0.30	17.83	14.52		3.62
	0.35	23.76	16.58		4.13
	0.40	29.27	18.37		4.58

U-0.6	0.20	7.42	8.97	4.06	2.21
	0.25	12.08	12.18		3.00
	0.30	17.58	14.84		3.66
	0.35	23.49	16.95		4.17
	0.40	28.96	18.77		4.62

P-1.2	0.20	7.26	9.17	4.09	2.24
	0.25	11.95	12.46		3.05
	0.30	17.42	15.19		3.71
	0.35	23.20	17.36		4.24
	0.40	28.72	19.24		4.70

U-1.2	0.20	7.15	9.44	4.14	2.28
	0.25	11.83	12.82		3.10
	0.30	17.27	15.63		3.78
	0.35	22.98	17.86		4.31
	0.40	28.43	19.78		4.78

P-1.8	0.20	7.09	9.52	4.16	2.29
	0.25	11.71	12.92		3.11
	0.30	17.13	15.73		3.78
	0.35	22.82	17.84		4.29
	0.40	28.21	19.69		4.73

U-1.8	0.20	6.97	9.69	4.20	2.31
	0.25	11.48	13.18		3.14
	0.30	16.74	16.10		3.83
	0.35	22.37	18.39		4.38
	0.40	27.62	20.38		4.85

P-2.4	0.20	6.89	9.61	4.21	2.28
	0.25	11.36	13.07		3.10
	0.30	16.58	15.95		3.79
	0.35	22.13	18.24		4.33
	0.40	27.35	20.19		4.80

U-2.4	0.20	6.75	9.87	4.26	2.32
	0.25	11.27	13.42		3.15
	0.30	16.34	16.38		3.85
	0.35	21.98	18.71		4.39
	0.40	27.06	20.70		4.86