Experimental Investigation on the Flow Resistance of a Staged Fuel Injector with Thermal Protection

Table 2

Accuracy and range of pressure measuring equipment.

	Range (MPa)	Accuracy
Pressure sensor	0~3	0.3%
	0~6	0.3%
Pressure difference sensor	0~0.25	0.3%
	0~0.5	0.3%
Precise pressure gauge	0~6	0.4%