For more than ten years, trade journals have been flooded with interesting articles discussing problems with and solutions for variable flow air and water systems. Many issues are encompassed: how to control the related variable speed drives; where to locate the differential pressure (DP) control sensor; and whether or not to use balancing valves. The best control solutions require a good knowledge of all three issues.
Citation: ASHRAE Journal, Vol. 41, No. 1, January 1999
Product Details
- Published:
- 1999
- Number of Pages:
- 5
- File Size:
- 1 file , 300 KB
- Product Code(s):
- D-22945
