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 DNV Marine Operations Range of Stability Criterion 4.2.2.2 ````DNV Marine Operations Range of Stability Criterion 4.2.2.2 `Demonstration proj dnvmo units mt enter pm create hull ends 0 100 out 15 top 10 bot 0 / write barge.gf quit pm draft 5 vcg 12 solve weight, lcg report DNVMO.PF `This macro produces the limit command representing subpart 4.2.2.2 macro lim4222 `%1: "maximum dynamic heel angle" variable h2,hmax,hramax,gmt1 `Find angle at max RA: hmmt off lim off lim angle from abs 0 to max > 0 ra 0 2 /lim /noprint set hramax={LIMMARG} \ \\Angle at MaxRA is {limmarg}\ \ `Find GMT: heel 0 solve trim set gmt1={GMT} \ GMT is {GMT}\ \ `Max dynamic heel angle (given): set hmax=%1 `Calculate required range of stability: set h2=40 if {hmax} < {hramax} then set h2 = 15 div {gmt1} plus 15 plus {hmax} if {h2} > 40 then set h2 = 40 \Calculate required range of stability:\ \If {hmax} < {hramax} then set h2 = 15 div {gmt1} plus 15 plus {hmax}\ \GHS Limit for DNV subpart 4.2.2.2 is: lim angle from abs 0 to RA0 > {h2}\ \ lim off lim angle from abs 0 to RA0 > {h2} / .lim4222 20.0 `<-- "maximum dynamic heel angle calculated elsewhere" ra /lim print preview ``` Add a free link to your site