Integrated Operation and Control
1.2. Bottoms-Up Testing Approach
1.3. Controls Integration Basics
2. Functional Testing for Integrated Operation and Control
2.1. Functional Testing Field Tips
2.2. Testing Guidance and Sample Test Forms
3. Integrated Control, Operation, and Commissioning
4. Preparing for System Integration Testing
5. Component-Level Integration
5.3. Variable Frequency Drive Startup
6.1. Integrating the Preheat Coil, Cooling Coil, and Economizer
6.2. Integrating the Supply Fan and Terminal Unit Start-up
7.1. Integrating Warm-up with Hot Water Pumping
7.2. Integrating AHU1 with the existing central plant
Figures
Figure 1: AHU1 temperature-control processes interaction potential.
Figure 2: Instability in one loop triggers instability elsewhere in the system
Figure 3: Thermal inertia and a reheat process mask instability and excess ventilation in a fan-terminal unit.
Figure 4: A typical testing hierarchy
Figure 5: Annual climate patterns at different locations in the United States
Figure 6: The local climate at the Student Center
Figure 7: Outdoor air enthalpy on a rainy day vs. the return air from a typical space
Figure 8: Month-to-month variations in the climate at the Student Center
Figure 9: Day-to-day climate variations at the Student Center
Figure 10: Issues identified during the construction observation process at the Student Center.
Figure 11: St. Louis weather statistics and record temperatures for April
Figure 12: Economizer non- linearity
Figure 13: The raw data set that was the source for the data in Figure 2.
Figure 14: An AHU set point problem that will impact the chilled water system which will in turn, impact the other AHUs on the site as well as the triggering AHU.
Figure 15: Variable-flow chilled-water-plant operation.
Figure 16: The impact of matching the performance of the system to real-time requirements of the load.