Class Accumulator

Class Accumulator 

java.lang.Object
   |
   +----java.awt.Component
           |
           +----java.awt.Container
                   |
                   +----java.awt.Panel
                           |
                           +----Accumulator
class Accumulator
extends Panel
This handles the derivative/integration calculations for the accumulator resulting in the spring position and velocity. This will give the resulting local pressure that is determined by user input.

Variable Index

o delta_pos
delta position
o delta_vel
delta velocity
o dx
o f1
1-2 valve pressure effect on accumulator
o f2
line pressure effect on accumaulator
o f3
accumulator preload
o f4
accumulator spring preload
o line_mod
o mod_spring
o plot1
o plot2
o pos
spring position
o valve12
o vel
spring velocity
o x

Constructor Index

o Accumulator()
Accumulator() Plot accumulator velocity and position

Method Index

o deriv(int)
Calculate change in position and velocity
o init(double, boolean, s12_valve, lm_valve)
Set initial velocity, position, and pressure to zero
o intgrt(int)
integrate the position and velocity increments
o paint(Graphics)
Paint the window graphics.

Variables

o plot1 
  public Plot_Object plot1
o plot2 
  public Plot_Object plot2
o mod_spring 
  protected boolean mod_spring
o valve12 
  protected s12_valve valve12
o line_mod 
  protected lm_valve line_mod
o dx 
  protected double dx[]
o x 
  protected double x[]
o f1 
  public double f1
1-2 valve pressure effect on accumulator
o f2 
  public double f2
line pressure effect on accumaulator
o f3 
  public double f3
accumulator preload
o f4 
  public double f4
accumulator spring preload
o pos 
  public double pos
spring position
o vel 
  public double vel
spring velocity
o delta_vel 
  public double delta_vel
delta velocity
o delta_pos 
  public double delta_pos
delta position

Constructors

o Accumulator 
  protected Accumulator()
Accumulator() Plot accumulator velocity and position

Methods

o init 
  public void init(double p,
                   boolean has_msprg,
                   s12_valve s12,
                   lm_valve lm)
Set initial velocity, position, and pressure to zero
o deriv 
  public void deriv(int step)
Calculate change in position and velocity
Parameters:
step - the derivative step
o intgrt 
  public void intgrt(int step)
integrate the position and velocity increments
Parameters:
step - the integral step
o paint 
  public void paint(Graphics g)
Paint the window graphics. Draw the accumulator change in position and update pressure and position values in the main window.
Overrides:
paint in class Component