.. _chap_control_components: Overview Control components --------------------------- In the table below an overview is given of all control components available in wanda. ==================================== ========================================================================= Numerical output signal generators Description ==================================== ========================================================================= SENSOR Measured signal from hydraulic system CON Generates constant output value TAB Generates output value by interpolation in a time table mono=directional TAB2 Generates output value by interpolation in a time table bi=directional FUN Generates output value by evaluating a time function WAVE Generates a periodic, time dependent signal. TIME Outputs the model time at every time=step LtoN Transfer logical to numeric MSP Multi stage pattern ==================================== ========================================================================= ===================== ======================================================================= Conditional actions Description ===================== ======================================================================= COND Condition (comparison) COND2 Condition (comparison) with additional enable input port 2COND Two Conditions LCS Level Control Switch LCS2 Level Control Switch with additional enable input port SELECT Select one or other input channel depending status third input channel ===================== ======================================================================= ======================== =============================================================================== Continuous controllers Description ======================== =============================================================================== PID Proportional, Integrating, Differentiating controller (Continuous) PID_N Proportional, Integrating, Differentiating controller (Continuous), normalized PIDSS Proportional, Integrating, controller with start= stop PIDSS_N Proportional, Integrating, controller with start= stop; normalized ======================== =============================================================================== =================== =========================================== Logical operators Description =================== =========================================== AND AND (all) OR OR (at least one) XOR Exclusive OR (either the one or the other) NOT Negation =================== =========================================== ===================== ==================================================================== Numerical operators Description ===================== ==================================================================== SUM Addition MUL Multiplication SUB Subtraction DIV Division SFUN Transformation of an input signal according to a standard function STAB Transformation of an input signal according to a table MIN The smallest of the input signals MAX The largest of the input signals MOVAVG Moving average of the input signal ABS Absolute value of input signal SIGN Sign of input signal BIAS Addition by a constant value GAIN Multiplication by a constant value RAMP Maximum change per second TRUNC Truncation of input signal INTGRT Integrator MOD Modulo ===================== ==================================================================== ================================================ ======================================= Time delay components (travel time of signals) Description ================================================ ======================================= DELAY Delay for numerical (measured) signals LDELAY Delay for logical signals ================================================ ======================================= =========================== ================================================================ Logical signal generators Description =========================== ================================================================ LCON Generates constant logical output value LTAB Generates logical output value by interpolation in a time table =========================== ================================================================ ================ ===================== File operations Description ================ ===================== RDFILE Read input from file WRFILE Write output to file ================ ===================== .. include:: substitutions_control.rst