Design and Optimization of a Triangular Shear Piezoelectric Acceleration Sensor for Microseismic Monitoring

Table 3

Ten design variables and their size ranges.

Design variable	Description	Reference size (mm)	Size range (mm)
	Seismic mass diameter	27	26–28
	Seismic mass height	11	10–12
	Insulation sheet thickness	1.5	1.4–1.6
	Conductive sheet thickness	0.3	0.25–0.35
	Conductive sheet height	9	8–9
	Piezoelement thickness	0.5	0.4–0.6
	Piezoelement height	8	7–8
	Base triangular prism height	11	10–12
	Base thickness	9	7–9
	Base inscribed circle outer diameter	31	30–32