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SIMPLORER User Manual V6.0 - FER-a

SIMPLORER User Manual V6.0 - FER-a

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5 Modeling with Block Diagrams<br />

<strong>SIMPLORER</strong> 6.0 — <strong>Manual</strong> 201<br />

Transfer Blocks in <strong>SIMPLORER</strong> are defined by an internal identifier, the name and a set of parameters;<br />

Blocks have no conservative nodes. A block is a linear or nonlinear transfer element<br />

with a defined static or dynamic response characteristic. The block output signal does not influence<br />

the block input quantity (non-reacting).<br />

Block components appear in the Blocks folder of the «Basics» tab. The blocks are subdivided<br />

into continuous, discrete, and source blocks as well as signal processing and mathematical<br />

blocks. Select the folder Blocks, open one of the folders, click a name, drag the component<br />

onto the sheet and release the mouse button.<br />

Block diagrams with typical transfer behaviors can be modeled<br />

for control and cybernetic systems by means of the available<br />

blocks.<br />

The block output signal and the specific block dependent parameters<br />

can be used as outputs. The block output signal is<br />

represented by the «VAL» entry; the other parameters by their corresponding name.<br />

Connecting Transfer Blocks<br />

X Y<br />

Block<br />

Non-reacting block<br />

The structure of the block diagram is created in the Wire mode (CTRL+W or CONNECT>WIRE<br />

menu). Schematic tests the pins during the routing and will not allow invalid connections<br />

(e.g., between two inputs or two outputs).<br />

Invalid connection<br />

Invalid<br />

between two block outputs connection<br />

If an input or an output in the block diagram is not connected, the «Build» Info Window displays<br />

a warning. To avoid this warning, you can hide any unused pins of an element. Open<br />

the property dialog and clear the check box of the pin you want to hide, either at the «Parameters»<br />

or «Output/Display» page. The pin is invisible on the sheet and the warning no longer<br />

occurs. See also 3.3.2 “Using Pins” on page 44.<br />

�<br />

�<br />

Invisible pin

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