TA的每日心情 | 郁闷 19-7-2015 21:45 |
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签到天数: 1 天 [LV.1]初来乍到
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发表于 3-5-2010 21:32:04
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减震器模型
几种不同的减震器曲线,根据给定的数据库中的减震器拟合。(供使用时做参考)
Truck_trailer_axle/drive mid_shk
ruck_trailer_airbag truck_cab
Mid mid_default
线性阻尼模型1:
$---------------------------------------------------------------------MDI_HEADER
[MDI_HEADER]
FILE_TYPE = 'ldf'
FILE_VERSION = 4.0
FILE_FORMAT = 'ASCII'
$--------------------------------------------------------------------------UNITS
[UNITS]
LENGTH = 'mm'
ANGLE = 'degrees'
FORCE = 'newton'
MASS = 'kg'
TIME = 'second'
$------------------------------------------------------------------------DAMPING
[DAMPING]
DAMPING = .003
参数点输入模型2:
$---------------------------------------------------------------------MDI_HEADER
[MDI_HEADER]
FILE_TYPE = 'dpr'
FILE_VERSION = 4.0
FILE_FORMAT = 'ASCII'
$--------------------------------------------------------------------------UNITS
[UNITS]
LENGTH = 'mm'
ANGLE = 'degrees'
FORCE = 'newton'
MASS = 'kg'
TIME = 'second'
$--------------------------------------------------------------------------CURVE
[CURVE]
{ vel force}
-4916.935 -8.889
-1000.0 -3.0
-500.0 -1.5
-250.0 -0.75
-100.0 -0.3
0.0 0.0
100.0 0.3
250.0 0.75
500.0 1.5
1000.0 3.0
4914.298 9.0416
Xml格式的减震器模型3:
<?xml version="1.0" encoding="UTF-8"?>
<afc xmlns="http://www.mscsoftware.com/:vfc" xmlns:afc="http://www.mscsoftware.com/:afc">
<afc:Bibliography>
<File schema="afc" version="1.0.0.0" URI="/vobs/vpg/acar/src/shared_car_database.cdb/dampers.tbl/mdi_0001_linear.xml" publicationDate="2003-01-24T16:39:23-05:00" />
<Revision version="1" />
<Corporation author="Mechanical Dynamics, Inc." URI="http://www.adams.com/" />
<Author user="carlib" name="Car Library" />
<Environment hostName="yukon" operatingSystem="IRIX64 6.5" />
<Application name="ADAMS/Car" version="2003" />
</afc:Bibliography>
<afc:Units>
<afc:UnitSetting name="angle" current="deg" />
<afc:UnitSetting name="current" current="ampere" />
<afc:UnitSetting name="force" current="newton" />
<afc:UnitSetting name="length" current="mm" />
<afc:UnitSetting name="luminosity" current="candela" />
<afc:UnitSetting name="mass" current="kilogram" />
<afc:UnitSetting name="quantity" current="mole" />
<afc:UnitSetting name="solidAngle" current="steradian" />
<afc:UnitSetting name="temperature" current="kelvin" />
<afc:UnitSetting name="time" current="second" />
</afc:Units>
<DamperProperties active="true" definition="$AFM_AFT/utility/shock.py" method="non_linear" upperDiameter="60" upperLength="50" lowerDiameter="300" lowerLength="300" rate="0.003" dampingMethod="linear">
<Spline name="spline_data" id="0" active="true" interpolation_method="akima">
<![CDATA[
]]>
</Spline>
</DamperProperties>
</afc> |
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