Direct Digital Control for Building HVAC Systems
Springer-Verlag New York Inc.
978-1-4613-7232-5 (ISBN)
This thoroughly revised second edition also contains a full section on BACnet® standard and Echelon's LonWorks® technology; their meaning, applications, and future implications. An up-to-date appendix is provided. Insights on emerging technologies in intelligent control systems and what the future holds for this dynamic field is covered throughout.
1 ? Introduction to Direct Digital Control Systems.- Definition of Direct Digital Control.- Direct Digital Control versus Conventional Control.- Impact of Digital Controls on the Building Industry.- History of Electronic Controls.- Development of Digital Control Systems.- Recent Developments in Direct Digital Control.- Acceptance of Digital Controls.- Future of Direct Digital Controls.- 2 ? Fundamentals of Control Systems.- Terminology.- Control System Performance.- Control System Energy Sources.- Control System Elements.- 3 ? Fundamentals of Computer-Based Controls.- Microcomputer Fundamentals.- Organization of Computer-Based Control Systems.- Computer Communications Systems.- Elements of a Direct Digital Controller.- Direct Digital Control System Programming.- 4 ? Interfacing Digital Controllers with Conventional Control Devices.- Input Functions.- Output Functions.- Interconnecting Media.- 5 ? Interoperable Control Systems.- Control System Interoperability.- BACnet.- Echelon.- 6 ? Direct Digital Control Application Strategies.- Local Control Strategies.- Direct Digital Control of Central Plant Systems.- Variable Pumping Strategies for Chilled-Water Systems.- Direct Digital Control of Air Handling Systems.- Monitoring Strategies for Building Management.- Supervisory Control Strategies.- 7 ? Designing Direct Digital Control Systems.- Criteria for Evaluating System Needs.- Control System Design Considerations.- Evaluating Control Loops.- Evaluating Design Alternatives.- System Design Methodology.- 8 ? Specifying Direct Digital Control Systems.- System Architecture and Product Evaluation.- Acceptable Manufacturers.- Specifications.- Project Funding.- Operator Training and Support.- System Maintenance.- Additional Operation and Maintenance Considerations.-System Commissioning.- Specify to Avoid Hazards.- 9 ? Economic Analysis of Direct Digital Control Systems.- Economic Analysis of Energy Saving Strategies.- Estimating Installed Cost of Direct Digital Control Systems.- 10 ? Emerging Technologies in Direct Digital Control.- Nonhierarchical Systems.- Pattern Recognition Adaptive Control (“PRAC”).- Appendix I.- Spreadsheet Template for Motor Energy Savings Using Variable-Frequency Drives.- Appendix II.- Direct Digital Control System Manufacturers.
Zusatzinfo | X, 230 p. |
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Verlagsort | New York, NY |
Sprache | englisch |
Maße | 155 x 235 mm |
Themenwelt | Sachbuch/Ratgeber ► Freizeit / Hobby ► Heimwerken / Do it yourself |
Technik ► Bauwesen | |
Technik ► Elektrotechnik / Energietechnik | |
Technik ► Maschinenbau | |
ISBN-10 | 1-4613-7232-1 / 1461372321 |
ISBN-13 | 978-1-4613-7232-5 / 9781461372325 |
Zustand | Neuware |
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