Mathematical Problems in Engineering / 2020 / Article / Tab 1

Research Article

Pressure Control of High-Pressure Oil Pipe

Table 1

Symbols and explanation.

SymbolExplanationUnit

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

We are committed to sharing findings related to COVID-19 as quickly and safely as possible. Any author submitting a COVID-19 paper should notify us at help@hindawi.com to ensure their research is fast-tracked and made available on a preprint server as soon as possible. We will be providing unlimited waivers of publication charges for accepted articles related to COVID-19. Sign up here as a reviewer to help fast-track new submissions.