LEADER 00833nam0-22002771i-450- 001 990004084030403321 005 19990530 035 $a000408403 035 $aFED01000408403 035 $a(Aleph)000408403FED01 035 $a000408403 100 $a19990530d1982----km-y0itay50------ba 101 0 $aita 105 $ay-------001yy 200 1 $a<>cattedrale del futuro Bruno Taut 1914-1921$eSperimentazione e razionalitą nell'utopia espressionista$fGiacomo Ricci 210 $aRoma$cOfficina ediz.$d1982 215 $a174 p.$d24 cm 225 1 $aOfficina tre$v15 700 1$aRicci,$bGiacomo$010376 801 0$aIT$bUNINA$gRICA$2UNIMARC 901 $aBK 912 $a990004084030403321 952 $aB 2344$bDDS.2491$fFLFBC 959 $aFLFBC 996 $aCattedrale del futuro Bruno Taut 1914-1921$9479668 997 $aUNINA LEADER 05125nam 2200601 450 001 9910811330903321 005 20200520144314.0 010 $a1-118-91395-7 010 $a1-118-91393-0 035 $a(CKB)2550000001298098 035 $a(EBL)1687770 035 $a(MiAaPQ)EBC1687770 035 $a(Au-PeEL)EBL1687770 035 $a(CaPaEBR)ebr10870247 035 $a(CaONFJC)MIL608516 035 $a(OCoLC)878953837 035 $a(PPN)196595339 035 $a(EXLCZ)992550000001298098 100 $a20140927h20142014 uy 0 101 0 $aeng 135 $aur|n|---||||| 181 $2rdacontent 182 $2rdamedia 183 $2rdacarrier 200 10$aControl of batch processes /$fCecil L. Smith 210 1$aHoboken, New Jersey :$cWiley :$cAlChE,$d2014. 210 4$d©2014 215 $a1 online resource (337 p.) 300 $aDescription based upon print version of record. 311 $a0-470-38199-X 311 $a1-306-77265-6 320 $aIncludes bibliographical references at the end of each chapters and index. 327 $aCover; Title page; Copyright page; Contents; Preface; 1: Introduction; 1.1. Categories of Processes; 1.1.1. Continuous Processes; 1.1.2. Batch Processes; 1.1.3. Semi-Batch Processes; 1.2. The Industry; 1.2.1. Intellectual Property; 1.2.2. Manual Operations; 1.2.3. Driving Force for Change; 1.2.4. Product Specifications; 1.2.5. Automation Technology for Batch; 1.2.6. Safety and Process Interlocks; 1.2.7. Safe State; 1.2.8. Safety Issues Pertaining to the Product; 1.3. The Ultimate Batch Process: The Kitchen in Your Home; 1.3.1. Recipe from a Cookbook 327 $a1.3.2. Home Kitchen versus Commercial Bakery1.4. Categories of Batch Processes; 1.4.1. Cyclical Batch; 1.4.2. Multigrade Batch; 1.4.3. Flexible Batch; 1.5. Automation Functions Required for Batch; 1.5.1. Basic Regulatory Control; 1.5.2. Discrete Device Drivers; 1.5.3. Step Programmers; 1.5.4. Sequence Logic; 1.5.5. Recipe Management; 1.5.6. Production Control; 1.5.7. Scheduling; 1.5.8. Software Issues; 1.6. Automation Equipment; 1.6.1. Analog; 1.6.2. Hardwired Logic; 1.6.3. Distributed Control System (DCS); 1.6.4. Programmable Logic Controller (PLC); Reference; 2: Measurement Considerations 327 $a2.1. Temperature Measurement2.1.1. Resistance Temperature Detectors (RTDs); 2.1.2. Thermocouples; 2.1.3. Thermistors; 2.1.4. Thermowells; 2.1.5. Accuracy versus Repeatability; 2.1.6. Multiple Probes; 2.2. Pressure Measurement; 2.2.1. Atmospheric; 2.2.2. Vacuum; 2.2.3. Establishing Vacuum; 2.2.4. Flow to Vacuum System; 2.2.5. Pressure as a Function of Time; 2.2.6. Valve Opening as a Function of Pressure; 2.2.7. Leaking Agitator Seal; 2.3. Weight and Level; 2.3.1. Level; 2.3.2. Load Cells; 2.3.3. Noise; 2.3.4. Lag Filters; 2.3.5. Material Transfers; 2.3.6. Noise on Vessel Weight Measurement 327 $a2.3.7. Moving Average Filter2.3.8. Vessel Weight during a Material Transfer; 2.3.9. Least Squares Filter; 2.4. Flow Measurements; 2.4.1. Mass Flow; 2.4.2. Coriolis Meters; 2.4.3. Density; 2.4.4. Heating or Cooling Media Flows; 2.4.5. Coriolis Meters versus Load Cells; 2.5. Loss-in-Weight Application; 2.5.1. Weight to Flow; 2.5.2. Exponential Smoothing; 2.5.3. Least Squares Filter; 2.5.4. Control Alternatives; References; 3: Continuous Control Issues; 3.1. Loops That Operate Intermittently; 3.1.1. Zero Flow; 3.1.2. Stopping the Flow; 3.1.3. Final Control Element Issues 327 $a3.1.4. Flow Measurement Issues3.1.5. Discrete Logic; 3.1.6. Windup in Flow Controller; 3.2. Emptying a Vessel; 3.2.1. Feed Tank; 3.2.2. Ascertaining That a Vessel Is Empty; 3.2.3. Driving Force for Fluid Flow; 3.2.4. Transfer Piping; 3.3. Terminating a Co-Feed; 3.3.1. Ratio to Master Flow Set Point; 3.3.2. Terminating Master Flow But Not Co-feed Flows; 3.3.3. Cross-Limiters; 3.4. Adjusting Ratio Targets; 3.4.1. Interval for Taking Corrective Actions; 3.4.2. Flow Meter Deemed to Be Most Accurate; 3.4.3. Weight Measurement Deemed to Be Most Accurate; 3.4.4. Compensating Ratio Targets 327 $a3.4.5. Flow Correction Factors 330 $aGives a real world explanation of how to analyze and troubleshoot a process control system in a batch process plant Explains how to analyze the requirements for controlling a batch process, develop the control logic to meet these requirements, and troubleshoot the process controls in batch processes Presents three categories of batch processes (cyclical batch, multigrade facilities, and flexible batch) and examines the differences in the control requirements in each Examines various concepts of a product recipe and what its nature must be in a flexible batch facility 606 $aChemical process control 606 $aMass production 615 0$aChemical process control. 615 0$aMass production. 676 $a660/.2815 686 $aTEC009010$2bisacsh 700 $aSmith$b Cecil L.$0209864 801 0$bMiAaPQ 801 1$bMiAaPQ 801 2$bMiAaPQ 906 $aBOOK 912 $a9910811330903321 996 $aControl of batch processes$94127503 997 $aUNINA