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| <?xml version="1.0" encoding="UTF-8"?> | ||
| <classpath> | ||
| <classpathentry kind="src" path="src"/> | ||
| <classpathentry kind="con" path="org.eclipse.jdt.launching.JRE_CONTAINER/org.eclipse.jdt.internal.debug.ui.launcher.StandardVMType/JavaSE-1.7"/> | ||
| <classpathentry kind="lib" path="lib/commons-lang3-3.1.jar"/> | ||
| <classpathentry kind="lib" path="lib/commons-math3-3.0.jar"/> | ||
| <classpathentry kind="lib" path="lib/j3daudio.jar"/> | ||
| <classpathentry kind="lib" path="lib/j3dcore.jar"/> | ||
| <classpathentry kind="lib" path="lib/j3dtree.jar"/> | ||
| <classpathentry kind="lib" path="lib/j3dutils.jar"/> | ||
| <classpathentry kind="lib" path="lib/jdatepicker-1.3.2.jar"/> | ||
| <classpathentry kind="lib" path="lib/jgoodies-common-1.3.0.jar"/> | ||
| <classpathentry kind="lib" path="lib/jgoodies-forms-1.5.0.jar"/> | ||
| <classpathentry kind="lib" path="lib/jmi.jar"/> | ||
| <classpathentry kind="lib" path="lib/junit-4.3.1.jar"/> | ||
| <classpathentry kind="lib" path="lib/opencsv-2.3.jar"/> | ||
| <classpathentry kind="lib" path="lib/plot.jar"/> | ||
| <classpathentry kind="lib" path="lib/StarfireExt.jar"/> | ||
| <classpathentry kind="lib" path="lib/vecmath.jar"/> | ||
| <classpathentry kind="output" path="bin"/> | ||
| </classpath> |
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| <?xml version="1.0" encoding="UTF-8"?> | ||
| <projectDescription> | ||
| <name>JAT</name> | ||
| <comment></comment> | ||
| <projects> | ||
| </projects> | ||
| <buildSpec> | ||
| <buildCommand> | ||
| <name>org.eclipse.jdt.core.javabuilder</name> | ||
| <arguments> | ||
| </arguments> | ||
| </buildCommand> | ||
| </buildSpec> | ||
| <natures> | ||
| <nature>org.eclipse.jdt.core.javanature</nature> | ||
| </natures> | ||
| </projectDescription> |
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| eclipse.preferences.version=1 | ||
| org.eclipse.jdt.core.compiler.codegen.inlineJsrBytecode=enabled | ||
| org.eclipse.jdt.core.compiler.codegen.targetPlatform=1.7 | ||
| org.eclipse.jdt.core.compiler.codegen.unusedLocal=preserve | ||
| org.eclipse.jdt.core.compiler.compliance=1.7 | ||
| org.eclipse.jdt.core.compiler.debug.lineNumber=generate | ||
| org.eclipse.jdt.core.compiler.debug.localVariable=generate | ||
| org.eclipse.jdt.core.compiler.debug.sourceFile=generate | ||
| org.eclipse.jdt.core.compiler.problem.assertIdentifier=error | ||
| org.eclipse.jdt.core.compiler.problem.enumIdentifier=error | ||
| org.eclipse.jdt.core.compiler.source=1.7 |
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|
|
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| <project name="Ant-Test" default="main" basedir="."> | ||
| <!-- Sets variables which can later be used. --> | ||
| <!-- The value of a property is accessed via ${} --> | ||
| <property name="src.dir" location="src" /> | ||
| <property name="build.dir" location="bin" /> | ||
| <property name="dist.dir" location="dist" /> | ||
| <property name="docs.dir" location="javadoc" /> | ||
| <property name="project-name" value="jat" /> | ||
| <property name="folder-to-zip" value="." /> | ||
|
|
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| <!-- Deletes the existing build, docs and dist directory--> | ||
| <target name="clean"> | ||
| <delete dir="${docs.dir}" /> | ||
| <delete dir="${dist.dir}" /> | ||
| <delete dir="zip" /> | ||
| </target> | ||
|
|
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| <!-- Creates the build, docs and dist directory--> | ||
| <target name="makedir"> | ||
| <mkdir dir="${docs.dir}" /> | ||
| <mkdir dir="${dist.dir}" /> | ||
| <mkdir dir="zip" /> | ||
| </target> | ||
|
|
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| <!--JAT Core Creates the deployable jar file --> | ||
| <target name="jatcore.jar" depends="clean,makedir"> | ||
| <jar destfile="${dist.dir}\jatcore.jar" basedir="${build.dir}" includes="**/core/,**/org/" excludes="**/tests/,**/unittest/"> | ||
| <manifest> | ||
| <attribute name="Main-Class" value="test.Main" /> | ||
| </manifest> | ||
| </jar> | ||
| </target> | ||
|
|
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| <!--JAT 3D Creates the deployable jar file --> | ||
| <target name="jat3D.jar" depends="clean,makedir"> | ||
| <jar destfile="${dist.dir}\jat3D.jar" basedir="${build.dir}" includes="**/jat3D/" excludes="**/examples/"> | ||
| <manifest> | ||
| <attribute name="Main-Class" value="test.Main" /> | ||
| </manifest> | ||
| </jar> | ||
| </target> | ||
|
|
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| <!--JAT Application Creates the deployable jar file --> | ||
| <target name="jatapplication.jar" depends="clean,makedir"> | ||
| <jar destfile="${dist.dir}\jatapplication.jar" basedir="${build.dir}" includes="**/application/"> | ||
| <manifest> | ||
| <attribute name="Main-Class" value="test.Main" /> | ||
| </manifest> | ||
| </jar> | ||
| </target> | ||
|
|
||
| <!--JAT Examples Creates the deployable jar file --> | ||
| <target name="jatexamples.jar" depends="clean,makedir"> | ||
| <jar destfile="${dist.dir}\jatexamples.jar" basedir="${build.dir}" includes="**/examples/" excludes="**/core/"> | ||
| <manifest> | ||
| <attribute name="Main-Class" value="test.Main" /> | ||
| </manifest> | ||
| </jar> | ||
| </target> | ||
|
|
||
| <!--JAT Tests Creates the deployable jar file --> | ||
| <target name="jattests.jar" depends="clean,makedir"> | ||
| <jar destfile="${dist.dir}\jattests.jar" basedir="${build.dir}" includes="**/tests/"> | ||
| <manifest> | ||
| <attribute name="Main-Class" value="test.Main" /> | ||
| </manifest> | ||
| </jar> | ||
| </target> | ||
|
|
||
| <!--JAT Core NOSA Creates the deployable jar file --> | ||
| <target name="jatcoreNOSA.jar" depends="clean,makedir"> | ||
| <jar destfile="${dist.dir}\jatcoreNOSA.jar" basedir="${build.dir}" includes="**/coreNOSA/"> | ||
| <manifest> | ||
| <attribute name="Main-Class" value="test.Main" /> | ||
| </manifest> | ||
| </jar> | ||
| </target> | ||
|
|
||
| <!--JAT Examples NOSA Creates the deployable jar file --> | ||
| <target name="jatexamplesNOSA.jar" depends="clean,makedir"> | ||
| <jar destfile="${dist.dir}\jatexamplesNOSA.jar" basedir="${build.dir}" includes="**/examplesNOSA/" excludes="**/core/"> | ||
| <manifest> | ||
| <attribute name="Main-Class" value="test.Main" /> | ||
| </manifest> | ||
| </jar> | ||
| </target> | ||
|
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|
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| <target name="zip"> | ||
| <zip destfile="zip/jat.zip" basedir="${folder-to-zip}" includes="**/dist/**,**/lib/**,**/deploy/**,**/data/core/ephemeris/**,**/data/core/astronomy/**,**/data/jat3D/images_hires/**" /> | ||
| </target> | ||
|
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|
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| <target name="main" depends="jatcore.jar, jat3D.jar, jatcoreNOSA.jar, jatapplication.jar, jatexamples.jar, jattests.jar, jatexamplesNOSA.jar, zip"> | ||
| <description>Main target</description> | ||
| </target> | ||
|
|
||
| </project> | ||
|
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|
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|
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| <!-- <zip destfile="zip/jat.zip" basedir="${folder-to-zip}" includes="**/data/jat3D/images_hires/**" excludes="**/.settings/,**/bin/,**/data/jat3D/,**/docs/,**/input/,**/javadoc/,**/scripts/,**/src/,**/zip/" /> --> |
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bin/jat/application/AttitudeSimulator/AttitudeSimulator$ButtonHandler.class
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bin/jat/application/AttitudeSimulator/AttitudeSimulator$ChoiceHandler.class
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bin/jat/application/AttitudeSimulator/animation/AnimationWindow.class
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bin/jat/application/AttitudeSimulator/help/BangBangControl.html
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| <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> | ||
| <html> | ||
| <head> | ||
| <title>Bang-Bang control</title> | ||
|
|
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| <meta http-equiv="content-type" content="text/html; charset=Shift_JIS"> | ||
| </head> | ||
| <body> | ||
|
|
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| <div align="center"> <font color="#330000"><img src="BangBangTitle.GIF" | ||
| alt="Title" width="492" height="64"> | ||
| </font> | ||
| <div align="left"><b><u>Description</u></b><br> | ||
| <br> | ||
| A basic bang-bang control about single axis was implemented in this scenario. | ||
| <br> | ||
| </div> | ||
| </div> | ||
| The model of a linearized spacecraft dynamics with a proportional and | ||
| derivative<br> | ||
| control was considered, which is shown in the illustration below.<br> | ||
| <br> | ||
| <img src="BangBang.GIF" alt="Block Diagram" width="584" | ||
| height="233"> | ||
| <br> | ||
| <br> | ||
| <b><u>Inputs</u></b><br> | ||
| <br> | ||
| <b>J</b>                             Spacecraft Moment | ||
| of inertia<br> | ||
| <b>wn</b>                           Desired natural | ||
| frequency<br> | ||
| <b>damping</b>                   Desired damping coefficient<br> | ||
| <b>Torque</b>                    Torque level of the bang-bang | ||
| actuator<br> | ||
| <b>Dead Zone</b>               Range in which no torque should | ||
| be applied<br> | ||
| <b>theta_com</b>                Commanded angular position<br> | ||
| <br> | ||
| <b><u>Initial Condition<br> | ||
| </u></b><br> | ||
| <b>theta </b>                    Spacecraft angular position | ||
| for an actuator with no constraint<br> | ||
| <b>thetaDot</b>                Spacecraft angular velocity | ||
| for an actuator with no constraint<br> | ||
| <b>thetaBang </b>             Spacecraft angular position for | ||
| the bang-bang actuator<br> | ||
| <b>thetaDotBang</b>         Spacecraft angular velocity for the bang-bang | ||
| actuator<br> | ||
| <br> | ||
| <br> | ||
| <br> | ||
| <br> | ||
| <br> | ||
| <br> | ||
| </body> | ||
| </html> |
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bin/jat/application/AttitudeSimulator/help/CMGControl.html
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| <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> | ||
| <html> | ||
| <head> | ||
| <title>CMG Control</title> | ||
|
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| <meta http-equiv="content-type" content="text/html; charset=Shift_JIS"> | ||
| </head> | ||
| <body> | ||
|
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| <div align="center"> <img src="CMG%20Maneuver.GIF" alt="Title" | ||
| width="408" height="55"> | ||
| <b><u><br> | ||
| </u></b> | ||
| <div align="left"> | ||
| <div align="left"><b><u>Description</u></b><br> | ||
| <br> | ||
| In this project, to simulate a reorientation maneuver of a rigid spacecraft<br> | ||
| using CMGs, a configuration of 3 single-gimbal control moment gyros (CMGs)<br> | ||
| aligned with the principal axis was used. The illustration shows the CMG | ||
| <br> | ||
| configuration used.<br> | ||
| <br> | ||
| <img src="CMGassembly.GIF" alt="CMG Assembly" width="492" | ||
| height="448"> | ||
| <br> | ||
| <b><u>Inputs<br> | ||
| </u></b><br> | ||
| <b>Ixx</b>, <b>Iyy</b>, <b>Izz</b>                 | ||
|    Principal moments of inertia<br> | ||
| <b>J </b>                                 | ||
| CMG inertia<br> | ||
| <b>A</b>                             | ||
|      CMG ginbal rate<br> | ||
| <b>psi</b>                             | ||
|    Commanded Euler angle<br> | ||
| <b>phi                         </b> Commanded | ||
| Euler angle<br> | ||
| <b>theta</b>                             Commanded | ||
| Euler angle<br> | ||
| <br> | ||
| <b><u>Initial Condition<br> | ||
| </u></b><br> | ||
| <b>w1</b>, <b>w2, w3</b>:                 Spacecraft | ||
| angular velocities <br> | ||
| <b>q1, q2, q3, q4</b>:             Quaternions<br> | ||
| <b>Omega 1</b>                     Gimbal rate | ||
| of CMG 1<br> | ||
| <b>Omega 2</b>                     Gimbal rate | ||
| of CMG 2<br> | ||
| <b>Omega 3</b>                     Gimbal rate | ||
| of CMG 3<br> | ||
| <br> | ||
| </div> | ||
| <br> | ||
| </div> | ||
| </div> | ||
| <br> | ||
| <br> | ||
| <br> | ||
| <br> | ||
| </body> | ||
| </html> |
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bin/jat/application/AttitudeSimulator/help/ConstantTorque.html
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| <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> | ||
| <html> | ||
| <head> | ||
| <title>Constant Torque</title> | ||
|
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| <meta http-equiv="content-type" content="text/html; charset=Shift_JIS"> | ||
| </head> | ||
| <body> | ||
|
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| <div align="center"> | ||
| <div align="center"> <img src="ConstantTorque.GIF" alt="Title" | ||
| width="284" height="54"> | ||
| </div> | ||
| <div align="left"><b><u>Description</u></b><br> | ||
| <br> | ||
| </div> | ||
|
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| <div align="left">This scenario uses Eulerfs rotational equations of motion | ||
| to simulate the<br> | ||
| attitude dynamics of a rigid spacecraft with optional body-fixed, constant | ||
| <br> | ||
| torques. Eulerfs rotational equations of motion is found in most of the | ||
| <br> | ||
| textbooks on spacecraft dynamics <br> | ||
| <br> | ||
| <b><u>Inputs<br> | ||
| </u></b><br> | ||
| <b>Ixx</b>, <b>Iyy, Izz</b> Principal moments of inertia<br> | ||
| <b>M1,M2,M3</b> External torque acting in the b1 | ||
| direction<br> | ||
| <br> | ||
| <b><u>Initial Condition</u></b><br> | ||
| <br> | ||
| <b>w1</b>, <b>w2, w3</b>: Spacecraft angular velocities | ||
| <br> | ||
| <b>q1, q2, q3, q4</b>: Quaternions<br> | ||
| <br> | ||
| </div> | ||
| </div> | ||
| <br> | ||
| <br> | ||
| <br> | ||
| </body> | ||
| </html> |
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bin/jat/application/AttitudeSimulator/help/FourRWControl.html
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| <!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> | ||
| <html> | ||
| <head> | ||
| <title>Four Reaction Wheels</title> | ||
|
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| <meta http-equiv="content-type" content="text/html; charset=Shift_JIS"> | ||
| </head> | ||
| <body> | ||
|
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| <div align="center"> <img src="RW%20Control.GIF" alt="RW Control" | ||
| width="207" height="46"> | ||
| <b><u><br> | ||
| </u></b> | ||
| <div align="left"> | ||
| <div align="left"><b><u>Description<br> | ||
| </u></b><br> | ||
| An attitude maneuver via momentum transfer based on the conservation of<br> | ||
| angular momentum was simulated. In this project, 4 reaction wheels in | ||
| <br> | ||
| a pyramid configuration was used; this configuration provides redundancy | ||
| <br> | ||
| such that if one wheels become unable to operate for some reason, <br> | ||
| the other three reaction wheels can provide control torque in all three | ||
| direction. <br> | ||
| <br> | ||
| <img src="FourReactionWheel.GIF" | ||
| alt="Four Reaction wheels in a pyramid configuration" width="541" | ||
| height="399"> | ||
| <br> | ||
| <br> | ||
| <b><u>Inputs<br> | ||
| </u></b><br> | ||
| <b>Ixx</b>,<b> Iyy, Izz</b>             Moments of inertia<br> | ||
| <b>J</b>                             | ||
| Reaction wheel inertia<br> | ||
| <b> RW angle            </b> Tilt angle of reaction | ||
| wheel axis<br> | ||
| <b> psi</b>                         Commanded | ||
| Euler angle<br> | ||
| <b> phi </b>                         Commanded | ||
| Euler angle<br> | ||
| <b> theta</b>                     Commanded Euler | ||
| angle<br> | ||
| <br> | ||
| <b><u>Initial Condition</u></b><br> | ||
| <b>w1</b>, <b>w2, w3</b>:                 Spacecraft angular | ||
| velocities <br> | ||
| <b>q1, q2, q3, q4</b>:             Quaternions<br> | ||
| <b>Omega1 </b>                     Angular velocity | ||
| of RW 1<br> | ||
| <b> Omega2</b>                     Angular velocity | ||
| of RW 2<br> | ||
| <b> Omega3 </b>                     Angular velocity | ||
| of RW 3<br> | ||
| <b> Omega4</b>                     Angular velocity | ||
| of RW 4<br> | ||
| </div> | ||
| </div> | ||
| </div> | ||
| <br> | ||
| <br> | ||
| <br> | ||
| </body> | ||
| </html> |
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