Direct Digital Control Systems

Direct Digital Control Systems: Application · Commissioning offers an insightful examination of the critical role of the DDC system in the commissioning process. Included is solid coverage of microprocessor-based control systems combined with the protocols and procedures needed to effectively integrate DDC system validation into systems commissioning.
This field handbook is an everyday reference on Direct Digital Control for commissioning personnel. Whether designer, contractor, air balancer, technician, vendor, commissioning agent, owner, operator or student, increasing one's knowledge of DDC control systems will directly improve project performance.

Klappentext

Direct Digital Control Systems: Application · Commissioning offers an insightful examination of the critical role of the DDC system in the commissioning process. Included is solid coverage of microprocessor-based control systems combined with the protocols and procedures needed to effectively integrate DDC system validation into systems commissioning. This field handbook is an everyday reference on Direct Digital Control for commissioning personnel. Whether designer, contractor, air balancer, technician, vendor, commissioning agent, owner, operator or student, increasing one's knowledge of DDC control systems will directly improve project performance.

Inhalt
Introduction: How To Use This Book.- Industry Directions.- The Reader Profile.- Organization Of The Book.- 1: Control System Fundamentals.- Control Theory.- Control Loops.- Control Action And Control Logic.- Summary.- 2: DDC Overview.- Evolution.- Direct Digital Control.- DDC System Benefits.- DDC System Features.- Future of DDC.- 3: DDC Hardware.- System Architecture.- DDC Controllers.- Application.- Operator Interface Devices.- Input/Output.- Communication Protocols.- Summary.- 4: DDC Programming.- Sequences of Operation.- DDC Programming.- Graphical Programming.- Textual Programming.- Programming Tools.- Summary.- 5: The Commissioning Process.- Ashrae Guideline 1.- The Need for Commissioning.- Commissioning Fundamentals.- The Process Within Construction.- DDC Systems.- Benefits and Impacts.- Summary.- 6: The Commissioning Team.- Commissioning Agent.- CA: Experience Required.- Commissioning Team.- Functional Performance Tests.- Summary.- 7: The Commissioning Protocol.- Design Phase.- Commissioning Specifications.- Construction Phase.- Project Close-Out.- Summary.- 8: DDC System Commissioning.- Shop Drawing Review.- Construction Verification.- Automated Commissioning.- Summary.- 9: Instrumentation.- Terminology.- Temperature.- Humidity.- Air Pressure, Air Velocity, Air Flow.- Fluid Flow.- Miscellaneous Instrumentation.- Summary.- 10: Operator Training.- Training Effectiveness.- Operator Training Requirements.- The Commissioning Team.- Summary.- 11: Human Factors.- Human Factors and Construction.- Troubleshooting Skills.- The Commissioning Team.- Summary.- 12: Controllability.- Automatic Control Valves.- Automatic Control Dampers.- Control System Components.- Air & Water Balancing.- Control Loop Tuning.- Summary.- Appendix A: Equations & Conversions.- Appendix B: Glossary.