Size Effect of Concrete Specimens on the Acoustic Emission Characteristics under Uniaxial Compression Conditions

Table 1

Experimental scheme in detail.

	Number	Loading condition	Loading rate
50 × 50 × 50	A1	Uniaxial loading with displacement control	0.6 mm/min
	A2
	A4		0.4 mm/min
	A3	Cyclic loading	—
70 × 70 × 70	B1	Uniaxial loading with displacement control	0.4 mm/min
	B2
	B4		0.4 mm/min
	B3	Cyclic loading	—
100 × 100 × 100	C1	Uniaxial loading with displacement control	0.28 mm/min
	C2
	C4		0.4 mm/min
	C3	Cyclic loading	—
150 × 150 × 150	D1	Uniaxial loading with displacement control	0.2 mm/min
	D2
	D4		0.4 mm/min
	D3	Cyclic loading	—