Figures process control instrumentation technology curtis d jhonson 8ed

www.elsolucionario.net Digital gate symbols www.elsolucionario.net FIGURE A.2.1 Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net A force applied to a spring extends the length from a relaxed x0 to a new x www.elsolucionario.net FIGURE A.4.1 Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net P&ID signal and process lines www.elsolucionario.net FIGURE A.5.1 Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net FIGURE A.5.2 www.elsolucionario.net Special symbols are used for instrumentation in the P&ID Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net Examples of the letter/number coding www.elsolucionario.net FIGURE A.5.3 Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net FIGURE A.5.4 www.elsolucionario.net The PLC includes many math operations Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net FIGURE A.5.5 www.elsolucionario.net Symbols for some final control elements Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net FIGURE A.5.6 www.elsolucionario.net Illustration of a P&ID for a chemical process Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net Op amp differential amplifier www.elsolucionario.net FIGURE A.6.1 Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net Voltage-to-current converter www.elsolucionario.net FIGURE A.6.2 Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net FIGURE 12.15 www.elsolucionario.net This figure suggests how an initial transient oscillation can grow under the appropriate feedback conditions Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net FIGURE 12.16 www.elsolucionario.net A Bode plot shows the open-loop gain and phase versus frequency of an applied sinusoid Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net FIGURE 12.17 www.elsolucionario.net Process-reaction graph for loop tuning Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net FIGURE 12.18 www.elsolucionario.net Process-reaction graph for Example 12.7 Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net Bode plot for Example 12.9 www.elsolucionario.net FIGURE 12.19 Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net FIGURE 12.20 www.elsolucionario.net Bode plots showing proportional, integral, and derivative mode contributions Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net FIGURE 12.21 www.elsolucionario.net Bode plots for Example 12.11 The proportional mode does not affect phase Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net Circuit for Problem 12.6 www.elsolucionario.net FIGURE 12.22 Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net FIGURE 12.23 www.elsolucionario.net Process-reaction graph for Problem 12.8 Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net FIGURE 12.24 www.elsolucionario.net Bode plot for Problems 12.10 and 12.11 Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net Bode plot for Problem 12.13 www.elsolucionario.net FIGURE 12.25 Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net Bode plot for Problem 12.15 www.elsolucionario.net FIGURE 12.26 Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net FIGURE 12.27 www.elsolucionario.net Process-reaction graph for Problem 12.16 Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net Bode plot for Problem 12.17 www.elsolucionario.net FIGURE 12.28 Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net FIGURE 12.29 www.elsolucionario.net Process-reaction graph for Problem S12.1 Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved ... Computers and programmable logic controllers are included in the P&ID Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River,... modern process- control plants Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved... proportional-derivative controller Curtis Johnson Process Control Instrumentation Technology, 8e] Copyright ©2006 by Pearson Education, Inc Upper Saddle River, New Jersey 07458 All rights reserved www.elsolucionario.net