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COMPIT 2010 in Gubbio - TUHH

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The type and composition of modules <strong>in</strong> use depend on the purpose of virtual dynamic system under<br />

development and customer’s requirements. As a result of module construction analysis, the data<br />

structure of all-purpose block of the system and data structure of sub-systems were determ<strong>in</strong>ed. The<br />

form and type of data flow transmitted through l<strong>in</strong>ks were selected. The necessity for conditions to be<br />

created for automatic compilation of executive programs of blocks was shown.<br />

The arrangement pr<strong>in</strong>ciples of software tool package for calculation of dynamic systems have been<br />

addressed <strong>in</strong>clud<strong>in</strong>g such aspects as:<br />

1. Modes of package operation and general pr<strong>in</strong>ciple of virtual dynamic system calculation<br />

2. Data transmission through buses<br />

3. Vector images of blocks<br />

4. Control of blocks and l<strong>in</strong>ks actuation<br />

5. Split of structure <strong>in</strong>to layers<br />

6. Group assignment and sett<strong>in</strong>g of block parameters<br />

7. Runn<strong>in</strong>g of package on several computers<br />

8. Interaction of package with other programs<br />

9. Connection with real equipment<br />

Fig.4 shows fragments of operator’s virtual station for manoeuvr<strong>in</strong>g control system made by us<strong>in</strong>g the<br />

software package of dynamic system calculation. The screen displays the video frames perta<strong>in</strong><strong>in</strong>g to<br />

the control of the operator consoles for submar<strong>in</strong>e planes and rudders. These <strong>in</strong> turn control the<br />

submar<strong>in</strong>e motion. In the left part of the video frame, the usual representation of the submar<strong>in</strong>e course<br />

is kept <strong>in</strong> the form of rotat<strong>in</strong>g compass card with rough and f<strong>in</strong>e read<strong>in</strong>gs. The <strong>in</strong>formation about rate<br />

of course change is displayed additionally. The submar<strong>in</strong>e position <strong>in</strong> space with respect to list is<br />

displayed <strong>in</strong> dynamics as a submar<strong>in</strong>e cross section <strong>in</strong> the upper left part of the video frame. The<br />

submar<strong>in</strong>e position with respect to depth and trim is displayed <strong>in</strong> the right part of the video frame. The<br />

submar<strong>in</strong>e image moves vertically along the depth scale and concurrently changes its angle of<br />

<strong>in</strong>cl<strong>in</strong>ation depend<strong>in</strong>g on trim. When the submar<strong>in</strong>e enters the depth stabilization zone, the precision<br />

scale is displayed. For display<strong>in</strong>g accurate current and specified values of all parameters, there is a<br />

common panel <strong>in</strong> the upper right part of the video frame. The same panel is used for enter<strong>in</strong>g the<br />

specified values. Us<strong>in</strong>g the keyboard, one can get to the l<strong>in</strong>e “SPECIFIED” and thereafter select a<br />

desired parameter to be changed.<br />

Fig.4: Video Frames of Tra<strong>in</strong><strong>in</strong>g Complex of Manoeuvr<strong>in</strong>g Control System,<br />

Left: Ma<strong>in</strong> Video Frame, Right: Additional Video Frame<br />

Limitations on parameters of submar<strong>in</strong>e motion and angles of control surfaces are changed <strong>in</strong> a<br />

similar way.<br />

42

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