PTC_SETKNOBVALUE

SYNOPSIS

PTC_SETKNOBVALUE, 
elementname = [s, none] , 
kn    = [i, {-1}], 
ks    = [i, {-1}], 
value = [r] ; 

With this command the user set a given knob value. In its effect all the values in

• the twiss table used by the last ptc_twiss command
• the columns specified with ptc_select, parametric=true;

are reevaluated using the buffered parametric results.

The parameters of the command basically contains the fields that allow to identify uniquely the knob and the value to be set.

Example

dog leg chicane : strength of dipol field component in quads is matched to obtain required R56 value.

Command parameters and switches