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[Control System] In Zhejiang Zhongkong DCS, what do g_bsc[12].SwAM=OFF and g_bsc[12].MV=0 mean? Please help, experts

2021-10-18View Original

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In Zhejiang Zhongkong DCS, what do g_bsc.SwAM=OFF; g_bsc.MV=0 mean? I’m seeking help from experts – what is g_bsc here, and what are the numbers in the parentheses? Please, guys, help me out
Reply #22021-10-19
Where did you see this? This should be the pin definition for a functional block; is that the source code you’re looking at? SWAM is a manual/automatic selection switch; OFF indicates manual mode, MV represents the output value. g_bsc might be the name of a subroutine, and 12 refers to the 12th functional block within that subroutine. I really have no idea how you managed to see this
Reply #32021-10-20
Thanks for the answer, boss! Thank you so much! In the algorithm programs in Zhejiang University’s Zhongkong system, it appears to be a feedback loop, but I couldn’t locate where this loop is. I only know that it seems to be used for controlling valves, but I’m not aware of the specific principle behind it or the meaning of the relevant code.
Reply #42021-10-21
Control circuit No. 12, manual control, MV output 0
Reply #52021-10-22
Okay, thanks buddy. I found it in the previous function block; it seems to be a custom function block

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