root/trunk/Modelica/Blocks/Math.mo

Revision 1143, 105.7 kB (checked in by otter, 5 months ago)

Changed annotation "PreserveAspectRatio" from "true" to "false" for the components:
- Blocks.Math.InverseBlockConstraints
- Blocks.Sources.RealExpression/.IntegerExpression/.BooleanExpression
Updated the release notes
  • Property svn:eol-style set to native
  • Property svn:keywords set to Author Date Id Revision
Line 
1within Modelica.Blocks;
2package Math "Library of mathematical functions as input/output blocks"
3  import Modelica.SIunits;
4  import Modelica.Blocks.Interfaces;
5  extends Modelica.Icons.Library;
6
7  annotation (
8    Documentation(info="
9<HTML>
10<p>
11This package contains basic <b>mathematical operations</b>,
12such as summation and multiplication, and basic <b>mathematical
13functions</b>, such as <b>sqrt</b> and <b>sin</b>, as
14input/output blocks. All blocks of this library can be either
15connected with continuous blocks or with sampled-data blocks.
16</p>
17</HTML>
18", revisions="<html>
19<ul>
20<li><i>October 21, 2002</i>
21       by <a href=\"http://www.robotic.dlr.de/Martin.Otter/\">Martin Otter</a>
22       and <a href=\"http://www.robotic.dlr.de/Christian.Schweiger/\">Christian Schweiger</a>:<br>
23       New blocks added: RealToInteger, IntegerToReal, Max, Min, Edge, BooleanChange, IntegerChange.</li>
24<li><i>August 7, 1999</i>
25       by <a href=\"http://www.robotic.dlr.de/Martin.Otter/\">Martin Otter</a>:<br>
26       Realized (partly based on an existing Dymola library
27       of Dieter Moormann and Hilding Elmqvist).
28</li>
29</ul>
30</html>"));
31
32  encapsulated package UnitConversions
33    "Conversion blocks to convert between SI and non-SI unit signals"
34    import Modelica;
35    import SI = Modelica.SIunits;
36    import NonSI = Modelica.SIunits.Conversions.NonSIunits;
37
38    block To_degC "Convert from Kelvin to °Celsius"
39      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="K"), y(
40            unit="degC"));
41
42      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
43                -100},{100,100}}), graphics={Text(
44              extent={{-20,100},{-100,20}},
45              lineColor={0,0,0},
46              textString="K"), Text(
47              extent={{100,-20},{20,-100}},
48              lineColor={0,0,0},
49              textString="°C")}),
50                           Documentation(info="<html>
51<p>
52This block converts the input signal from Kelvin to °Celsius and returns
53the result as output signal.
54</p>
55</html>"));
56    equation
57      y = SI.Conversions.to_degC(u);
58    end To_degC;
59
60    block From_degC "Convert from °Celsius to Kelvin"
61      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="degC"),
62          y(unit="K"));
63      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
64                -100},{100,100}}), graphics={Text(
65              extent={{-20,100},{-100,20}},
66              lineColor={0,0,0},
67              textString="°C"), Text(
68              extent={{100,-20},{20,-100}},
69              lineColor={0,0,0},
70              textString="K")}),
71                          Documentation(info="<html>
72<p>
73This block converts the input signal from °Celsius to Kelvin and returns
74the result as output signal.
75</p>
76</html>"));
77    equation
78      y = SI.Conversions.from_degC(u);
79    end From_degC;
80
81    block To_degF "Convert from Kelvin to °Fahrenheit"
82      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="K"), y(
83            unit="degF"));
84      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
85                -100},{100,100}}), graphics={Text(
86              extent={{-20,100},{-100,20}},
87              lineColor={0,0,0},
88              textString="K"), Text(
89              extent={{100,-20},{20,-100}},
90              lineColor={0,0,0},
91              textString="°F")}),
92                           Documentation(info="<html>
93<p>
94This block converts the input signal from Kelvin to °Fahrenheit and returns
95the result as output signal.
96</p>
97</html>"));
98    equation
99      y = SI.Conversions.to_degF(u);
100    end To_degF;
101
102    block From_degF "Convert from °Fahrenheit to Kelvin"
103      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="degF"),
104          y(unit="K"));
105      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
106                -100},{100,100}}), graphics={Text(
107              extent={{-20,100},{-100,20}},
108              lineColor={0,0,0},
109              textString="°F"), Text(
110              extent={{100,-20},{20,-100}},
111              lineColor={0,0,0},
112              textString="K")}),
113                          Documentation(info="<html>
114<p>
115This block converts the input signal from °Fahrenheit to Kelvin and returns
116the result as output signal.
117</p>
118</html>"));
119    equation
120      y = SI.Conversions.from_degF(u);
121    end From_degF;
122
123    block To_degRk "Convert from Kelvin to °Rankine"
124      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="K"), y(
125            unit="degRk"));
126      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
127                -100},{100,100}}), graphics={Text(
128              extent={{-20,100},{-100,20}},
129              lineColor={0,0,0},
130              textString="K"), Text(
131              extent={{100,-20},{20,-100}},
132              lineColor={0,0,0},
133              textString="°Rk")}),
134                            Documentation(info="<html>
135<p>
136This block converts the input signal from Kelvin to °Rankine and returns
137the result as output signal.
138</p>
139</html>"));
140    equation
141      y = SI.Conversions.to_degRk(u);
142    end To_degRk;
143
144    block From_degRk "Convert from °Rankine to Kelvin"
145      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="degRk"),
146          y(unit="K"));
147      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
148                -100},{100,100}}), graphics={Text(
149              extent={{-20,100},{-100,20}},
150              lineColor={0,0,0},
151              textString="°Rk"), Text(
152              extent={{100,-20},{20,-100}},
153              lineColor={0,0,0},
154              textString="K")}),
155                          Documentation(info="<html>
156<p>
157This block converts the input signal from °Rankine to Kelvin and returns
158the result as output signal.
159</p>
160</html>"));
161    equation
162      y = SI.Conversions.from_degRk(u);
163    end From_degRk;
164
165    block To_deg "Convert from radian to degree"
166      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="rad"),
167          y(unit="deg"));
168      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
169                -100},{100,100}}), graphics={Text(
170              extent={{-20,100},{-100,20}},
171              lineColor={0,0,0},
172              textString="rad"), Text(
173              extent={{100,-20},{20,-100}},
174              lineColor={0,0,0},
175              textString="deg")}),
176                            Documentation(info="<html>
177<p>
178This block converts the input signal from radian to degree and returns
179the result as output signal.
180</p>
181</html>"));
182    equation
183      y = SI.Conversions.to_deg(u);
184    end To_deg;
185
186    block From_deg "Convert from degree to radian"
187      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="deg"),
188          y(unit="rad"));
189      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
190                -100},{100,100}}), graphics={Text(
191              extent={{-20,100},{-100,20}},
192              lineColor={0,0,0},
193              textString="deg"), Text(
194              extent={{100,-20},{20,-100}},
195              lineColor={0,0,0},
196              textString="rad")}),
197                            Documentation(info="<html>
198<p>
199This block converts the input signal from degree to radian and returns
200the result as output signal.
201</p>
202</html>"));
203    equation
204      y = SI.Conversions.from_deg(u);
205    end From_deg;
206
207    block To_rpm "Convert from radian per second to revolutions per minute"
208      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="rad/s"),
209          y(unit="1/min"));
210      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
211                -100},{100,100}}), graphics={Text(
212              extent={{26,82},{-98,50}},
213              lineColor={0,0,0},
214              textString="rad/s"), Text(
215              extent={{100,-42},{-62,-74}},
216              lineColor={0,0,0},
217              textString="1/min")}),
218                              Documentation(info="<html>
219<p>
220This block converts the input signal from radian per second to revolutions per minute and returns
221the result as output signal.
222</p>
223</html>"));
224    equation
225      y = SI.Conversions.to_rpm(u);
226    end To_rpm;
227
228    block From_rpm "Convert from revolutions per minute to radian per second"
229      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit=
230              "1/min"), y(unit="rad/s"));
231      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
232                -100},{100,100}}), graphics={Text(
233              extent={{50,84},{-94,56}},
234              lineColor={0,0,0},
235              textString="1/min"), Text(
236              extent={{94,-42},{-26,-74}},
237              lineColor={0,0,0},
238              textString="rad/s")}),
239                              Documentation(info="<html>
240<p>
241This block converts the input signal from revolutions per minute to radian per second and returns
242the result as output signal.
243</p>
244</html>"));
245    equation
246      y = SI.Conversions.from_rpm(u);
247    end From_rpm;
248
249    block To_kmh "Convert from metre per second to kilometre per hour"
250      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="m/s"),
251          y(unit="km/h"));
252      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
253                -100},{100,100}}), graphics={Text(
254              extent={{0,82},{-96,42}},
255              lineColor={0,0,0},
256              textString="m/s"), Text(
257              extent={{92,-40},{-14,-84}},
258              lineColor={0,0,0},
259              textString="km/h")}),
260                             Documentation(info="<html>
261<p>
262This block converts the input signal from metre per second to kilometre per hour and returns
263the result as output signal.
264</p>
265</html>"));
266    equation
267      y = SI.Conversions.to_kmh(u);
268    end To_kmh;
269
270    block From_kmh "Convert from kilometre per hour to metre per second"
271      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="km/h"),
272          y(unit="m/s"));
273      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
274                -100},{100,100}}), graphics={Text(
275              extent={{26,80},{-96,48}},
276              lineColor={0,0,0},
277              textString="km/h"), Text(
278              extent={{92,-46},{-20,-82}},
279              lineColor={0,0,0},
280              textString="m/s")}),
281                            Documentation(info="<html>
282<p>
283This block converts the input signal from kilometre per hour to metre per second and returns
284the result as output signal.
285</p>
286</html>"));
287    equation
288      y = SI.Conversions.from_kmh(u);
289    end From_kmh;
290
291    block To_day "Convert from second to day"
292      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="s"), y(
293            unit="d"));
294      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
295                -100},{100,100}}), graphics={Text(
296              extent={{-20,100},{-100,20}},
297              lineColor={0,0,0},
298              textString="s"), Text(
299              extent={{100,-20},{20,-100}},
300              lineColor={0,0,0},
301              textString="day")}),
302                            Documentation(info="<html>
303<p>
304This block converts the input signal from second to day and returns
305the result as output signal.
306</p>
307</html>"));
308    equation
309      y = SI.Conversions.to_day(u);
310    end To_day;
311
312    block From_day "Convert from day to second"
313      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="d"), y(
314            unit="s"));
315      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
316                -100},{100,100}}), graphics={Text(
317              extent={{-20,100},{-100,20}},
318              lineColor={0,0,0},
319              textString="day"), Text(
320              extent={{100,-20},{20,-100}},
321              lineColor={0,0,0},
322              textString="s")}),
323                          Documentation(info="<html>
324<p>
325This block converts the input signal from day to second and returns
326the result as output signal.
327</p>
328</html>"));
329    equation
330      y = SI.Conversions.from_day(u);
331    end From_day;
332
333    block To_hour "Convert from second to hour"
334      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="s"), y(
335            unit="h"));
336      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
337                -100},{100,100}}), graphics={Text(
338              extent={{-20,100},{-100,20}},
339              lineColor={0,0,0},
340              textString="s"), Text(
341              extent={{100,-20},{20,-100}},
342              lineColor={0,0,0},
343              textString="hour")}),
344                             Documentation(info="<html>
345<p>
346This block converts the input signal from second to hour and returns
347the result as output signal.
348</p>
349</html>"));
350    equation
351      y = SI.Conversions.to_hour(u);
352    end To_hour;
353
354    block From_hour "Convert from hour to second"
355      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="h"), y(
356            unit="s"));
357      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
358                -100},{100,100}}), graphics={Text(
359              extent={{-20,100},{-100,20}},
360              lineColor={0,0,0},
361              textString="hour"), Text(
362              extent={{100,-20},{20,-100}},
363              lineColor={0,0,0},
364              textString="s")}),
365                          Documentation(info="<html>
366<p>
367This block converts the input signal from hour to second and returns
368the result as output signal.
369</p>
370</html>"));
371    equation
372      y = SI.Conversions.from_hour(u);
373    end From_hour;
374
375    block To_minute "Convert from second to minute"
376      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="s"), y(
377            unit="min"));
378      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
379                -100},{100,100}}), graphics={Text(
380              extent={{-20,100},{-100,20}},
381              lineColor={0,0,0},
382              textString="s"), Text(
383              extent={{100,-20},{20,-100}},
384              lineColor={0,0,0},
385              textString="minute")}),
386                               Documentation(info="<html>
387<p>
388This block converts the input signal from second to minute and returns
389the result as output signal.
390</p>
391</html>"));
392    equation
393      y = SI.Conversions.to_minute(u);
394    end To_minute;
395
396    block From_minute "Convert from minute to second"
397      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="min"),
398          y(unit="s"));
399      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
400                -100},{100,100}}), graphics={Text(
401              extent={{-20,100},{-100,20}},
402              lineColor={0,0,0},
403              textString="minute"), Text(
404              extent={{100,-20},{20,-100}},
405              lineColor={0,0,0},
406              textString="s")}),
407                          Documentation(info="<html>
408<p>
409This block converts the input signal from minute to second and returns
410the result as output signal.
411</p>
412</html>"));
413    equation
414      y = SI.Conversions.from_minute(u);
415    end From_minute;
416
417    block To_litre "Convert from cubic metre to litre"
418      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="m3"), y(
419            unit="l"));
420      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
421                -100},{100,100}}), graphics={Text(
422              extent={{-20,100},{-100,20}},
423              lineColor={0,0,0},
424              textString="m3"), Text(
425              extent={{100,-20},{20,-100}},
426              lineColor={0,0,0},
427              textString="litre")}),
428                              Documentation(info="<html>
429<p>
430This block converts the input signal from metre to litre and returns
431the result as output signal.
432</p>
433</html>"));
434    equation
435      y = SI.Conversions.to_litre(u);
436    end To_litre;
437
438    block From_litre "Convert from litre to cubic metre"
439      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="l"), y(
440            unit="m3"));
441      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
442                -100},{100,100}}), graphics={Text(
443              extent={{-20,100},{-100,20}},
444              lineColor={0,0,0},
445              textString="litre"), Text(
446              extent={{100,-20},{20,-100}},
447              lineColor={0,0,0},
448              textString="m3")}),
449                           Documentation(info="<html>
450<p>
451This block converts the input signal from litre to cubic metre and returns
452the result as output signal.
453</p>
454</html>"));
455    equation
456      y = SI.Conversions.from_litre(u);
457    end From_litre;
458
459    block To_kWh "Convert from Joule to kilo Watt hour"
460      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="J"), y(
461            unit="kW.h"));
462      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
463                -100},{100,100}}), graphics={Text(
464              extent={{-20,100},{-100,20}},
465              lineColor={0,0,0},
466              textString="J"), Text(
467              extent={{100,-20},{20,-100}},
468              lineColor={0,0,0},
469              textString="kW.h")}),
470                             Documentation(info="<html>
471<p>
472This block converts the input signal from Joule to kilo Watt hour and returns
473the result as output signal.
474</p>
475</html>"));
476    equation
477      y = SI.Conversions.to_kWh(u);
478    end To_kWh;
479
480    block From_kWh "Convert from kilo Watt hour to Joule"
481      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="kW.h"),
482          y(unit="J"));
483      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
484                -100},{100,100}}), graphics={Text(
485              extent={{-20,100},{-100,20}},
486              lineColor={0,0,0},
487              textString="kW.h"), Text(
488              extent={{100,-20},{20,-100}},
489              lineColor={0,0,0},
490              textString="J")}),
491                          Documentation(info="<html>
492<p>
493This block converts the input signal from kilo Watt hour to Joule and returns
494the result as output signal.
495</p>
496</html>"));
497    equation
498      y = SI.Conversions.from_kWh(u);
499    end From_kWh;
500
501    block To_bar "Convert from Pascal to bar"
502      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="Pa"), y(
503            unit="bar"));
504      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
505                -100},{100,100}}), graphics={Text(
506              extent={{-20,100},{-100,20}},
507              lineColor={0,0,0},
508              textString="Pa"), Text(
509              extent={{100,-20},{20,-100}},
510              lineColor={0,0,0},
511              textString="bar")}),
512                            Documentation(info="<html>
513<p>
514This block converts the input signal from Pascal to bar and returns
515the result as output signal.
516</p>
517</html>"));
518    equation
519      y = SI.Conversions.to_bar(u);
520    end To_bar;
521
522    block From_bar "Convert from bar to Pascal"
523      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="bar"),
524          y(unit="Pa"));
525      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
526                -100},{100,100}}), graphics={Text(
527              extent={{-20,100},{-100,20}},
528              lineColor={0,0,0},
529              textString="bar"), Text(
530              extent={{100,-20},{20,-100}},
531              lineColor={0,0,0},
532              textString="Pa")}),
533                           Documentation(info="<html>
534<p>
535This block converts the input signal from bar to Pascal and returns
536the result as output signal.
537</p>
538</html>"));
539    equation
540      y = SI.Conversions.from_bar(u);
541    end From_bar;
542
543    block To_gps "Convert from kilogram per second to gram per second"
544      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="kg/s"),
545          y(unit="g/s"));
546      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
547                -100},{100,100}}), graphics={Text(
548              extent={{-20,100},{-100,20}},
549              lineColor={0,0,0},
550              textString="kg/s"), Text(
551              extent={{100,-20},{20,-100}},
552              lineColor={0,0,0},
553              textString="g/s")}),
554                            Documentation(info="<html>
555<p>
556This block converts the input signal from kilogram per second to gram per seconds and returns
557the result as output signal.
558</p>
559</html>"));
560    equation
561      y = SI.Conversions.to_gps(u);
562    end To_gps;
563
564    block From_gps "Convert from gram per second to kilogram per second"
565      extends Modelica.Blocks.Interfaces.PartialConversionBlock(u(unit="g/s"),
566          y(unit="kg/s"));
567      annotation (Icon(coordinateSystem(preserveAspectRatio=true, extent={{-100,
568                -100},{100,100}}), graphics={Text(
569              extent={{-20,100},{-100,20}},
570              lineColor={0,0,0},
571              textString="g/s"), Text(
572              extent={{100,-20},{20,-100}},
573              lineColor={0,0,0},
574              textString="kg/s")}),
575                             Documentation(info="<html>
576<p>
577This block converts the input signal from gram per second to kilogram per second and returns
578the result as output signal.
579</p>
580</html>"));
581    equation
582      y = SI.Conversions.from_gps(u);
583    end From_gps;
584    annotation (Documentation(info="<html>
585<p>
586This package consists of blocks that convert an input signal
587with a specific unit to an output signal in another unit
588(e.g. conversion of an angle signal from \"deg\" to \"rad\").
589Block \"ConvertAllUnits\" converts between a set of units that
590can be selected in a pull-down menu of the parameter menu.
591All other blocks convert exactly between two different units.
592</p>
593 
594</html>"));
595  end UnitConversions;
596
597  block InverseBlockConstraints
598    "Construct inverse model by requiring that two inputs and two outputs are identical (replaces the previously, unbalanced, TwoInputs and TwoOutputs blocks)"
599
600    Modelica.Blocks.Interfaces.RealInput u1 "Input signal 1 (u1 = u2)" 
601                            annotation (Placement(transformation(extent={{-240,
602              -20},{-200,20}}, rotation=0), iconTransformation(extent={{-240,-20},
603              {-200,20}})));
604    Modelica.Blocks.Interfaces.RealInput u2 "Input signal 2 (u1 = u2)" 
605                            annotation (Placement(transformation(extent={{-140,
606              -20},{-180,20}}, rotation=0), iconTransformation(