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Software: FEMM - Stromfluss - Flaechenwiderstand - Versionsgeschichte
2026-05-01T20:22:59Z
Versionsgeschichte dieser Seite in OptiYummy
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http://optiyummy.de/index.php?title=Software:_FEMM_-_Stromfluss_-_Flaechenwiderstand&diff=25731&oldid=prev
Christoph Steinmann: kleiner Formatierungsfehler
2022-03-03T07:35:12Z
<p>kleiner Formatierungsfehler</p>
<table style="background-color: #fff; color: #202122;" data-mw="interface">
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Nächstältere Version</td>
<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Version vom 3. März 2022, 07:35 Uhr</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l17">Zeile 17:</td>
<td colspan="2" class="diff-lineno">Zeile 17:</td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* Um ganz sicher zu gehen, wird die Streuung von σ<sub>F</sub> auf R<sub>N</sub> bezogen, so dass der Streubereich etwas größer angesetzt wird, als er um den kleineren Widerstandswert R<sub>u</sub> dann auftritt. Die zulässige Streuung von R<sub>N</sub> wird so berücksichtigt, dass man möglichst wenig Trimmen muss, um einen zulässigen Widerstandswert zu erreichen. Damit ergibt sich für den zu druckenden (unabgeglichenen) Widerstandswert:</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* Um ganz sicher zu gehen, wird die Streuung von σ<sub>F</sub> auf R<sub>N</sub> bezogen, so dass der Streubereich etwas größer angesetzt wird, als er um den kleineren Widerstandswert R<sub>u</sub> dann auftritt. Die zulässige Streuung von R<sub>N</sub> wird so berücksichtigt, dass man möglichst wenig Trimmen muss, um einen zulässigen Widerstandswert zu erreichen. Damit ergibt sich für den zu druckenden (unabgeglichenen) Widerstandswert:</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><div align="center"> '''R<sub>u</sub> = R<sub>N</sub> · (1 - σ<sub>F</sub>/100 ) · (1 + σ<sub>zul</sub>/100)''' </div></div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><div align="center"> '''R<sub>u</sub> = R<sub>N</sub> · (1 - σ<sub>F</sub>/100 ) · (1 + σ<sub>zul</sub>/100)''' </div></div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>* Im Gebiet des Widerstandes oberhalb der Trimmkerbe mit der verbleibenden Restbreite <del style="font-weight: bold; text-decoration: none;">Bgetr </del>des Widerstands tritt die maximale Verlustleistung auf (Worst Case Resistor '''WCR'''). Meist wird die halbe Breite des Widerstands als max. Tiefe der Trimmkerbe angesetzt.</div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>* Im Gebiet des Widerstandes oberhalb der Trimmkerbe mit der verbleibenden Restbreite <ins style="font-weight: bold; text-decoration: none;">'''B<sub>getr</sub>''' </ins>des Widerstands tritt die maximale Verlustleistung auf (Worst Case Resistor '''WCR'''). Meist wird die halbe Breite des Widerstands als max. Tiefe der Trimmkerbe angesetzt.</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* Die Verlustleistungsdichte des Worst-Case-Resistors '''P<sub>WCR</sub>''' kann aus der max. Verlustleistungsdichte der Paste '''P<sub>max</sub>''', der Widerstandsbreite '''B<sub>u</sub>''' und der Rest-Stegbreite '''B<sub>getrWCR</sub>''' berechnet werden:</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* Die Verlustleistungsdichte des Worst-Case-Resistors '''P<sub>WCR</sub>''' kann aus der max. Verlustleistungsdichte der Paste '''P<sub>max</sub>''', der Widerstandsbreite '''B<sub>u</sub>''' und der Rest-Stegbreite '''B<sub>getrWCR</sub>''' berechnet werden:</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><div align="center"> '''P<sub>WCR</sub> = P<sub>max</sub> · B<sub>getrWCR</sub> / B<sub>u</sub>'''</div></div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><div align="center"> '''P<sub>WCR</sub> = P<sub>max</sub> · B<sub>getrWCR</sub> / B<sub>u</sub>'''</div></div></td></tr>
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Christoph Steinmann
http://optiyummy.de/index.php?title=Software:_FEMM_-_Stromfluss_-_Flaechenwiderstand&diff=23907&oldid=prev
WikiSysop am 3. März 2020 um 14:39 Uhr
2020-03-03T14:39:21Z
<p></p>
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Nächstältere Version</td>
<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Version vom 3. März 2020, 14:39 Uhr</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l34">Zeile 34:</td>
<td colspan="2" class="diff-lineno">Zeile 34:</td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* '''R<sub>F</sub>= dekadisch gestuft''' (Flächenwiderstand Paste) </div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* '''R<sub>F</sub>= dekadisch gestuft''' (Flächenwiderstand Paste) </div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* '''B<sub>getrWCR</sub> = 0,5 · B<sub>u</sub>''' (Trimmkerbe maximal) </div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* '''B<sub>getrWCR</sub> = 0,5 · B<sub>u</sub>''' (Trimmkerbe maximal) </div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;"></del></div></td><td colspan="2" class="diff-side-added"></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Damit errechnet man die Schnittgeometrie:</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Damit errechnet man die Schnittgeometrie:</div></td></tr>
</table>
WikiSysop
http://optiyummy.de/index.php?title=Software:_FEMM_-_Stromfluss_-_Flaechenwiderstand&diff=23906&oldid=prev
WikiSysop am 3. März 2020 um 14:37 Uhr
2020-03-03T14:37:47Z
<p></p>
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Nächstältere Version</td>
<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Version vom 3. März 2020, 14:37 Uhr</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l34">Zeile 34:</td>
<td colspan="2" class="diff-lineno">Zeile 34:</td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* '''R<sub>F</sub>= dekadisch gestuft''' (Flächenwiderstand Paste) </div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* '''R<sub>F</sub>= dekadisch gestuft''' (Flächenwiderstand Paste) </div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* '''B<sub>getrWCR</sub> = 0,5 · B<sub>u</sub>''' (Trimmkerbe maximal) </div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* '''B<sub>getrWCR</sub> = 0,5 · B<sub>u</sub>''' (Trimmkerbe maximal) </div></td></tr>
<tr><td colspan="2" class="diff-side-deleted"></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"></ins></div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Damit errechnet man die Schnittgeometrie:</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Damit errechnet man die Schnittgeometrie:</div></td></tr>
</table>
WikiSysop
http://optiyummy.de/index.php?title=Software:_FEMM_-_Stromfluss_-_Flaechenwiderstand&diff=20376&oldid=prev
WikiSysop am 27. März 2018 um 11:57 Uhr
2018-03-27T11:57:36Z
<p></p>
<table style="background-color: #fff; color: #202122;" data-mw="interface">
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">← Nächstältere Version</td>
<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Version vom 27. März 2018, 11:57 Uhr</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l1">Zeile 1:</td>
<td colspan="2" class="diff-lineno">Zeile 1:</td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>[[Software:_FEM_-_Tutorial_-<del style="font-weight: bold; text-decoration: none;">_Elektrisches_Flussfeld</del>|&uarr;]] <div align="center"> [[Software:_FEMM_-_Stromfluss|&larr;]] [[Software:_FEMM_-_Stromfluss_-_L-Schnitt|&rarr;]] </div></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>[[Software:_FEM_-_Tutorial_-<ins style="font-weight: bold; text-decoration: none;">_Elektrofluss</ins>|&uarr;]] <div align="center"> [[Software:_FEMM_-_Stromfluss|&larr;]] [[Software:_FEMM_-_Stromfluss_-_L-Schnitt|&rarr;]] </div></div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><div align="center"> [[Bild:Software_FEMM_-_Stromfluss_-_Widerstand_ungetrimmt.gif]] </div></div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><div align="center"> [[Bild:Software_FEMM_-_Stromfluss_-_Widerstand_ungetrimmt.gif]] </div></div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><div align="center"> '''Dimensionierung des ungetrimmten Widerstands'''</div> </div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><div align="center"> '''Dimensionierung des ungetrimmten Widerstands'''</div> </div></td></tr>
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WikiSysop
http://optiyummy.de/index.php?title=Software:_FEMM_-_Stromfluss_-_Flaechenwiderstand&diff=17698&oldid=prev
WikiSysop am 8. März 2016 um 12:09 Uhr
2016-03-08T12:09:20Z
<p></p>
<table style="background-color: #fff; color: #202122;" data-mw="interface">
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Version vom 8. März 2016, 12:09 Uhr</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l26">Zeile 26:</td>
<td colspan="2" class="diff-lineno">Zeile 26:</td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* Die Länge ergibt sich aus dem gewählten '''B<sub>u</sub>''' zu: </div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* Die Länge ergibt sich aus dem gewählten '''B<sub>u</sub>''' zu: </div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><div align="center"> <math>B_u=\frac{R_F \cdot L}{R_u}</math> </div></div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><div align="center"> <math>B_u=\frac{R_F \cdot L}{R_u}</math> </div></div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;"></del></div></td><td colspan="2" class="diff-side-added"></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;"></del></div></td><td colspan="2" class="diff-side-added"></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Dies soll nun am Beispiel der Übung mit folgenden Werten nachvollzogen werden:</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Dies soll nun am Beispiel der Übung mit folgenden Werten nachvollzogen werden:</div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* '''R<sub>N</sub> = 240 Ω''' (Nennwert nach Trimmen) </div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* '''R<sub>N</sub> = 240 Ω''' (Nennwert nach Trimmen) </div></td></tr>
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WikiSysop
http://optiyummy.de/index.php?title=Software:_FEMM_-_Stromfluss_-_Flaechenwiderstand&diff=17697&oldid=prev
WikiSysop am 8. März 2016 um 12:07 Uhr
2016-03-08T12:07:58Z
<p></p>
<table style="background-color: #fff; color: #202122;" data-mw="interface">
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Version vom 8. März 2016, 12:07 Uhr</td>
</tr><tr><td colspan="2" class="diff-lineno" id="mw-diff-left-l36">Zeile 36:</td>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* '''R<sub>F</sub>= dekadisch gestuft''' (Flächenwiderstand Paste) </div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* '''R<sub>F</sub>= dekadisch gestuft''' (Flächenwiderstand Paste) </div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* '''B<sub>getrWCR</sub> = 0,5 · B<sub>u</sub>''' (Trimmkerbe maximal) </div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>* '''B<sub>getrWCR</sub> = 0,5 · B<sub>u</sub>''' (Trimmkerbe maximal) </div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><del style="font-weight: bold; text-decoration: none;"></del></div></td><td colspan="2" class="diff-side-added"></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Damit errechnet man die Schnittgeometrie:</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Damit errechnet man die Schnittgeometrie:</div></td></tr>
</table>
WikiSysop
http://optiyummy.de/index.php?title=Software:_FEMM_-_Stromfluss_-_Flaechenwiderstand&diff=16624&oldid=prev
WikiSysop am 29. April 2015 um 11:55 Uhr
2015-04-29T11:55:14Z
<p></p>
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Version vom 29. April 2015, 11:55 Uhr</td>
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<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>[[Software:<del style="font-weight: bold; text-decoration: none;">_FEMM_</del>-<del style="font-weight: bold; text-decoration: none;">_Stromfluss</del>|&uarr;]] <div align="center"> [[Software:_FEMM_-_Stromfluss|&larr;]] [[Software:_FEMM_-_Stromfluss_-_L-Schnitt|&rarr;]] </div></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>[[Software:<ins style="font-weight: bold; text-decoration: none;">_FEM_</ins>-<ins style="font-weight: bold; text-decoration: none;">_Tutorial_-_Elektrisches_Flussfeld</ins>|&uarr;]] <div align="center"> [[Software:_FEMM_-_Stromfluss|&larr;]] [[Software:_FEMM_-_Stromfluss_-_L-Schnitt|&rarr;]] </div></div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><div align="center"> [[Bild:Software_FEMM_-_Stromfluss_-_Widerstand_ungetrimmt.gif]] </div></div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><div align="center"> [[Bild:Software_FEMM_-_Stromfluss_-_Widerstand_ungetrimmt.gif]] </div></div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><div align="center"> '''Dimensionierung des ungetrimmten Widerstands'''</div> </div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><div align="center"> '''Dimensionierung des ungetrimmten Widerstands'''</div> </div></td></tr>
</table>
WikiSysop
http://optiyummy.de/index.php?title=Software:_FEMM_-_Stromfluss_-_Flaechenwiderstand&diff=3261&oldid=prev
Alfred Kamusella am 18. Mai 2009 um 11:20 Uhr
2009-05-18T11:20:08Z
<p></p>
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Version vom 18. Mai 2009, 11:20 Uhr</td>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><div align="center"> ''Siehe Hanke u.a.: „Baugruppentechnologie der Elektronik - Band Hybridträger“, Verlag Technik'' </div></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><div align="center"> ''Siehe Hanke u.a.: „Baugruppentechnologie der Elektronik - Band Hybridträger“, Verlag Technik <ins style="font-weight: bold; text-decoration: none;">1994</ins>'' </div></div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div> </div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"><div align="center"> '' ISBN 3341010998, ISBN 9783341010990 '' </div></ins></div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><div align="center"> [[Software:_FEMM_-_Stromfluss|&larr;]] [[Software:_FEMM_-_Stromfluss_-_L-Schnitt|&rarr;]] </div></div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div><div align="center"> [[Software:_FEMM_-_Stromfluss|&larr;]] [[Software:_FEMM_-_Stromfluss_-_L-Schnitt|&rarr;]] </div></div></td></tr>
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Alfred Kamusella
http://optiyummy.de/index.php?title=Software:_FEMM_-_Stromfluss_-_Flaechenwiderstand&diff=3260&oldid=prev
Alfred Kamusella am 18. Mai 2009 um 11:16 Uhr
2009-05-18T11:16:01Z
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Version vom 18. Mai 2009, 11:16 Uhr</td>
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<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div><div align="center"> [[Software:_FEMM_-_Stromfluss|&larr;]] [[Software:_FEMM_-_Stromfluss_-_L-Schnitt|&rarr;]] </div></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;">[[Software:_FEMM_-_Stromfluss|&uarr;]] </ins><div align="center"> [[Software:_FEMM_-_Stromfluss|&larr;]] [[Software:_FEMM_-_Stromfluss_-_L-Schnitt|&rarr;]] </div></div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>[[<del style="font-weight: bold; text-decoration: none;">Software</del>:<del style="font-weight: bold; text-decoration: none;">_FEMM_</del>-<del style="font-weight: bold; text-decoration: none;">_Stromfluss|&uarr;</del>]]<div align="center"> '''Dimensionierung des ungetrimmten Widerstands''' </div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><ins style="font-weight: bold; text-decoration: none;"><div align="center"> </ins>[[<ins style="font-weight: bold; text-decoration: none;">Bild</ins>:<ins style="font-weight: bold; text-decoration: none;">Software_FEMM_-_Stromfluss_</ins>-<ins style="font-weight: bold; text-decoration: none;">_Widerstand_ungetrimmt.gif</ins>]] <ins style="font-weight: bold; text-decoration: none;"></div></ins></div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div></div> <del style="font-weight: bold; text-decoration: none;"><div align="center"> [[Bild:Software_FEMM_-_Stromfluss_-_Widerstand_ungetrimmt.gif]] </div></del></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div><div align="center"> '''Dimensionierung des ungetrimmten Widerstands'''</div> <ins style="font-weight: bold; text-decoration: none;"> </ins></div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div> </div></td><td colspan="2" class="diff-side-added"></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><br></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Der Widerstand der Pasten wird als Flächenwiderstand '''R<sub>F</sub>''' in '''Ω'''/□ angegeben:</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>Der Widerstand der Pasten wird als Flächenwiderstand '''R<sub>F</sub>''' in '''Ω'''/□ angegeben:</div></td></tr>
</table>
Alfred Kamusella
http://optiyummy.de/index.php?title=Software:_FEMM_-_Stromfluss_-_Flaechenwiderstand&diff=663&oldid=prev
Alfred Kamusella am 23. Juli 2008 um 12:50 Uhr
2008-07-23T12:50:30Z
<p></p>
<table style="background-color: #fff; color: #202122;" data-mw="interface">
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<td colspan="2" style="background-color: #fff; color: #202122; text-align: center;">Version vom 23. Juli 2008, 12:50 Uhr</td>
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<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#:'''R<sub>u</sub>= 171 Ω''' mit '''L/B=1,71''' ergibt '''R<sub>F</sub>=100&nbsp;Ω/'''□ </div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#:'''R<sub>u</sub>= 171 Ω''' mit '''L/B=1,71''' ergibt '''R<sub>F</sub>=100&nbsp;Ω/'''□ </div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># ''Breite ungetrimmter Widerstand''</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># ''Breite ungetrimmter Widerstand''</div></td></tr>
<tr><td class="diff-marker" data-marker="−"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #ffe49c; vertical-align: top; white-space: pre-wrap;"><div>#:<del style="font-weight: bold; text-decoration: none;">'''B</del><<del style="font-weight: bold; text-decoration: none;">sub</del>>u<del style="font-weight: bold; text-decoration: none;"></sub>'''</del>=<del style="font-weight: bold; text-decoration: none;">√(</del>0,<del style="font-weight: bold; text-decoration: none;">2W·100Ω/□)</del>/<del style="font-weight: bold; text-decoration: none;">(</del>3,1W/<del style="font-weight: bold; text-decoration: none;">cm²·171Ω) ≈ '''</del>2,0<del style="font-weight: bold; text-decoration: none;">&nbsp;</del>mm<del style="font-weight: bold; text-decoration: none;">'''</del></div></td><td class="diff-marker" data-marker="+"></td><td style="color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #a3d3ff; vertical-align: top; white-space: pre-wrap;"><div>#:<<ins style="font-weight: bold; text-decoration: none;">math</ins>><ins style="font-weight: bold; text-decoration: none;">\mathbf{B_{</ins>u<ins style="font-weight: bold; text-decoration: none;">}}</ins>=<ins style="font-weight: bold; text-decoration: none;">\sqrt{\frac{</ins>0,<ins style="font-weight: bold; text-decoration: none;">2W\cdot100\,\Omega</ins>/<ins style="font-weight: bold; text-decoration: none;">\Box}{</ins>3,1W/<ins style="font-weight: bold; text-decoration: none;">cm²\cdot171\,\Omega}}\approx\mathbf{</ins>2,0<ins style="font-weight: bold; text-decoration: none;">\, </ins>mm<ins style="font-weight: bold; text-decoration: none;">} </math></ins></div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#:(im optimalen Bereich '''0,5&nbsp;mm < Bu < 5&nbsp;mm''', deshalb kein Versuch mit L<B erforderlich!) </div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div>#:(im optimalen Bereich '''0,5&nbsp;mm < Bu < 5&nbsp;mm''', deshalb kein Versuch mit L<B erforderlich!) </div></td></tr>
<tr><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># ''Länge ungetrimmter Widerstand''</div></td><td class="diff-marker"></td><td style="background-color: #f8f9fa; color: #202122; font-size: 88%; border-style: solid; border-width: 1px 1px 1px 4px; border-radius: 0.33em; border-color: #eaecf0; vertical-align: top; white-space: pre-wrap;"><div># ''Länge ungetrimmter Widerstand''</div></td></tr>
</table>
Alfred Kamusella