Software logo HTML Report generated by LMS Imagine.Lab AMESim Rev13 SL3 (?? 23. ??? 17:35:51 2018)

Table of contents


Circuit name

CheckValvePosControl02
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Circuit schematics

Circuit schematics

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Component submodels

Cylinder_1 [HJ020-1]

double hydraulic chamber single rod jack supplying a force

HJ020-1 : Real parameters with non default values Unit Value
  dead volume at port 1 end cm**3 3
  dead volume at port 2 end cm**3 3
  spring rate at endstops N/mm 500000
  damping coefficient on endstops N/(m/s) 500000
  deformation on endstops at which damping rate is fully effective mm 0.0001
HJ020-1 : Integer parameters with non default values Value
  use initial displacement no

GA142 [HSV34_12-1]

3 position 4 port center ABT hydraulic valve

HSV34_12-1 : Real parameters with non default values Unit Value
  ports P to A flow rate at maximum valve opening L/min 5
  ports B to T flow rate at maximum valve opening L/min 5
  ports P to B flow rate at maximum valve opening L/min 5
  ports A to T flow rate at maximum valve opening L/min 5
HSV34_12-1 : Parameter or variable group(s) containing parameter(s) with non default value Title
  pressure drops
      real parameter 1       ports P to A flow rate at maximum valve opening
      real parameter 4       ports B to T flow rate at maximum valve opening
      real parameter 7       ports P to B flow rate at maximum valve opening
      real parameter 10       ports A to T flow rate at maximum valve opening

Sum [JUN3M-1]

comparison junction differencing inputs

accumulator [HA001-1]

hydraulic accumulator without inlet orifice

HA001-1 : Real parameters with non default values Unit Value
  gas precharge pressure bar 20

constant [CONS00-1]

constant signal

CONS00-1 : Real parameters with non default values Unit Value
  constant value null 2000

constant_1 [CONS00-2]

constant signal

CONS00-2 : Real parameters with non default values Unit Value
  constant value null 0

control04 [SPLT0-1]

splitter junction

displacementsensor2 [MECDS0A-1]

displacement sensor with offset and gain (displacement at ports)

MECDS0A-1 : Integer parameters with non default values Value
  sign convention: positive from port 1 to 3

elect01 [GA00-1]

gain

elect01_1 [GA00-2]

gain

GA00-2 : Real parameters with non default values Unit Value
  value of gain null 50

elect01_2 [GA00-3]

gain

GA00-3 : Real parameters with non default values Unit Value
  value of gain null 100

elementaryhydraulicprops [FP04-1]

indexed hydraulic fluid properties

FP04-1 : Real parameters with non default values Unit Value
  bulk modulus bar 15000
FP04-1 : Integer parameters with non default values Value
  type of fluid properties simplest
FP04-1 : Parameter or variable group(s) containing parameter(s) with non default value Title
  General properties
      real parameter 2       bulk modulus

gravityicon [GRAV0-1]

sets the gravity of the whole system

hydrnode3 [H3NODE2-1]

hydraulic junction 3 ports (pressure fixed by port 2)

hydrnode3_1 [H3NODE3-2]

hydraulic junction 3 ports (pressure fixed by port 3)

hydrnode3_2 [H3NODE3-1]

hydraulic junction 3 ports (pressure fixed by port 3)

hydrnode3_3 [H3NODE1-1]

hydraulic junction 3 ports (pressure fixed by port 1)

hydrnode3_4 [H3NODE1-2]

hydraulic junction 3 ports (pressure fixed by port 1)

mass1port [MAS001-1]

1 port mass capable of one-dimensional motion

MAS001-1 : Real parameters with non default values Unit Value
  inclination (+90 port 1 lowest, -90 port 1 highest) degree 90

pmover01v [PMV00-1]

conversion of signal to a rotary speed in rev/min

presscontrol01 [RV000-1]

hydraulic relief valve

RV000-1 : Real parameters with non default values Unit Value
  relief valve cracking pressure bar 60

presscontrol03 [CV005-1]

piloted spring loaded hydraulic check valve

pump01 [PU001-1]

ideal fixed displacement hydraulic pump

PU001-1 : Real parameters with non default values Unit Value
  pump displacement cc/rev 2

signal03 [UD00-1]

piecewise linear signal source

UD00-1 : Real parameters with non default values Unit Value
  output at end of stage 1 null 20
  duration of stage 1 s 2
  output at start of stage 2 null 20
  output at end of stage 2 null 20
  duration of stage 2 s 5
  output at start of stage 3 null 20
  duration of stage 3 s 1
  duration of stage 4 s 2
  output at end of stage 5 null -40
  duration of stage 5 s 1
  output at start of stage 6 null -40
  output at end of stage 6 null -40
  duration of stage 6 s 5
  duration of stage 7 s 1
UD00-1 : Integer parameters with non default values Value
  number of stages 4

signal_switch [SWITCH01-1]

two-way ideal signal switch

SWITCH01-1 : Real parameters with non default values Unit Value
  switch threshold null 0.195

tank01 [TK000-1]

tank modelled as constant pressure source

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Line submodels

hydraulic [HL002-1]

compressibility + friction hydraulic line (R-C-R)

hydraulic_1 [HL000-1]

simple compressibility hydraulic line (C)

HL000-1 : Real parameters with non default values Unit Value
  wall thickness mm 2

hydraulic_8 [HL000-2]

simple compressibility hydraulic line (C)

HL000-2 : Real parameters with non default values Unit Value
  wall thickness mm 2

hydraulic_9 [HL001-1]

compressibility + friction hydraulic line (C-R)

HL001-1 : Real parameters with non default values Unit Value
  diameter of pipe mm 10
  pipe length m 10

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Run Parameters

Run parameter Value Unit
 Run type  Single  
 Integrator type  Standard  
 Start time  0  s
 End time  10  s
 Communication interval  0.01  s
 Tolerance  1e-005  
 Maximum time step  1e+030  s
 Solver type  Regular  
 Error type  Mixed  
 Simulation mode  Stabilizing + Dynamic  
 Discontinuity printout  Off  
 Activity index calculation  Off  
 Power calculation  Off  
 Energy calculation  Off  
 Holds input constant  Off  
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LA status

Free states

Submodel Variable Unit
  1 GA142 [HSV34_12-1]   fractional spool position   null
  2 GA142 [HSV34_12-1]   fractional spool velocity   1/s
  3 accumulator [HA001-1]   pressure at port 1   bar
  ~ hydrnode3_2 [H3NODE3-1]   junction pressure   bar
  4 Cylinder_1 [HJ020-1]   pressure at port 1   bar
  5 Cylinder_1 [HJ020-1]   pressure at port 2   bar
  6 hydraulic_9 [HL001-1]   pressure at port 1   bar
  ~ presscontrol03 [CV005-1]   pressure at check valve port 1   bar
  7 hydraulic_8 [HL000-2]   pressure at port 1   bar
  ~ presscontrol03 [CV005-1]   pressure at check valve port 2   bar
  8 hydraulic_1 [HL000-1]   pressure at port 1   bar
  ~ hydrnode3_4 [H3NODE1-2]   junction pressure   bar
  9 mass1port [MAS001-1]   velocity at port 1   m/s
  ~ displacementsensor2 [MECDS0A-1]   velocity at port 3   m/s
  10 mass1port [MAS001-1]   displacement port 1   m
  ~ displacementsensor2 [MECDS0A-1]   displacement port 3   m
  11 hydraulic [HL002-1]   pressure at mid-point   bar
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