|
Runge-Kutta (4.th
order)
Solves a set of 2 ordinary differential equations by a
4.th order Runge-Kutta method. |
|
|
| .L, d, D |
m |
Pipe length, pipe diameter, and
tank diameter. • |
| f, XT |
m³/s |
Friction factor (adim.), flow rate through turbine. • |
| ti, tf |
s |
Initial time, final time. • |
| y0 |
|
Initial position (m) and speed
(m.s−1). |
| h, tpr |
s |
Integration step and print step. • |
| Show values ? |
|
Shows the graph coordinates. |
| Models the behaviour
of a surge tank downstream a reservoir (figure). The model is
|
 |
|
| References: |
Plate: SurgeTank |
• [Smith, 2001(1995), Chap. 13,
"Case studies", "Case study 9: water levels in a turbine", p 123].
• 1629-04-14: Huygens, Christiaan,
birthday. |
