Mathematical Problems in Engineering / 2020 / Article / Tab 1

Research Article

Pressure Control of High-Pressure Oil Pipe

Table 1

Symbols and explanation.


Q AThe oil supply quantity at the oil supply end A in t timem3/s
Q BOutput of fuel injection end in one injection timem3/s
ρDensity of fuelmg/mm3
AThe area of the small circular hole aream2
EModulus of elasticity
P 1Supply end pressurePa
P 2Total volume of high-pressure oil pipePa
P(t)Pressure variation function in tubePa
VInternal pressure of high-pressure oil pipem3
TOne working cycle of high-pressure oil pumps

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