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Earth, Planets and Space

Table 2. Scale units used in this study.

From: Volcano inflation prior to an eruption: Numerical simulations based on a 1-D magma flow model in an open conduit

Physical quantity

Scale unit

Typical value

Density ρ

ρ r

2500 kg/m3

Length z

h

1000 m

Time t

τ p = 8ηf h/ρ r ga2

320 s

Pressure p

p r = ρ r gh

25 MPa

Velocity v

h/τ p = ρ r ga2 /8ηf

3 m/s

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