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Handbook of air conditioning and refrigeration / Shan K

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7.60 CHAPTER SEVEN<br />

REFERENCES<br />

Input Data <strong>and</strong> Reports. Trane’s s<strong>of</strong>tware relies on the AutoCAD attribute functions. Its data are<br />

stored with the drawing data. S<strong>of</strong>tdesk’s s<strong>of</strong>tware uses extended entity capabilities, <strong>and</strong> data are<br />

stored in external AutoCAD’s drawing exchange format (DXF) files. The University <strong>of</strong> Kentucky<br />

s<strong>of</strong>tware has a dedicated CAD system. Trane’s <strong>and</strong> S<strong>of</strong>tdesk’s s<strong>of</strong>tware programs let the designer<br />

select a kind <strong>of</strong> fluid <strong>and</strong> temperature, <strong>and</strong> the computer program calculates the fluid properties. The<br />

University <strong>of</strong> Kentucky s<strong>of</strong>tware requires the designer to input the data each time. Trane’s <strong>and</strong><br />

S<strong>of</strong>tdesk’s databases include size, cost, <strong>and</strong> hydraulic data, whereas the University <strong>of</strong> Kentucky<br />

only includes hydraulic data.<br />

All three computer programs provide tabular reports <strong>of</strong> pipe diameter, length, flow, velocity, <strong>and</strong><br />

head. Trane’s s<strong>of</strong>tware identifies the critical path, <strong>and</strong> Trane’s <strong>and</strong> S<strong>of</strong>tdesk’s s<strong>of</strong>tware programs<br />

<strong>of</strong>fer quantity <strong>and</strong> cost bill <strong>of</strong> material part, whereas the University <strong>of</strong> Kentucky s<strong>of</strong>tware <strong>of</strong>fers<br />

multiple design condition reports, such as cavitation <strong>and</strong> metering reports.<br />

Ahmed, O., Life-Cycle Cost Analysis <strong>of</strong> Variable-Speed Pumping for Coils Application, ASHRAE Transactions,<br />

1988, Part I, pp. 194–211.<br />

Amistadi, H., Selecting Piping System S<strong>of</strong>tware, Engineered Systems, no. 6, 1994, pp. 57–62.<br />

ASHRAE, ASHRAE <strong>H<strong>and</strong>book</strong> 1996, HVAC Systems <strong>and</strong> Equipment, ASHRAE Inc., Atlanta, GA, 1996.<br />

ASHRAE, ASHRAE <strong>H<strong>and</strong>book</strong> 1997, Fundamentals, Atlanta, GA, 1997.<br />

ASHRAE, ASHRAE <strong>H<strong>and</strong>book</strong> 1999, HVAC Applications, Atlanta, GA, 1999.<br />

Avery, G., Microprocessor Control for Large Chilled Water Distribution Systems, Heating/Piping/Air Conditioning,<br />

October 1987, pp. 59–61.<br />

Avery, G., Stethem, W. C., Coad, W. J., Hegberg, R. A., Brown, F. L., <strong>and</strong> Petitjean, R., The Pros <strong>and</strong> Cons <strong>of</strong><br />

Balancing a Variable Flow Water System, ASHRAE Journal, no.10, 1990, pp. 30–55.<br />

Ball, E. F., <strong>and</strong> Webster, C. J. D., Some Measurements <strong>of</strong> Water Flow Noise in Copper <strong>and</strong> ABS Pipes with<br />

Various Flow Velocities, The Building Services Engineer, May 1976, pp. 33–40.<br />

Binkowski, R. O., Water Treatment for HVAC Systems,/Heating/Piping/Air Conditioning, October 1989, pp.<br />

131–133.<br />

Braun, J. E., Klein, S. A., Mitcell, J. W., <strong>and</strong> Beckman, W. A., Applications <strong>of</strong> Optimal Control to Chilled Water<br />

Systems without Storage, ASHRAE Transactions, 1989, Part I, pp. 663–675.<br />

Burr, G. C., <strong>and</strong> Pate, M. E., Conversion <strong>of</strong> Campus Central Plant from Constant Flow to Variable Flow at<br />

University <strong>of</strong> West Florida, ASHRAE Transactions, 1984, Part I B, pp. 891–901.<br />

Carlson, G. F., Hydronic Systems: Analysis <strong>and</strong> Evaluation—Part I, ASHRAE Journal, October 1968, pp.<br />

2–11.<br />

Carlson, G. F., Central Plant Chilled Water Systems—Pumping <strong>and</strong> Flow Balance Part I, ASHRAE Journal,<br />

February 1972, pp. 27–34.<br />

Coad, W. J., Centrifugal Pumps: Construction <strong>and</strong> Application, Heating/Piping/Air Conditioning, September<br />

1981, pp. 124–129.<br />

Ellis, R., <strong>and</strong> McKew, Howard, Back to Basics: Test 9—Chilled Water System Using Centrifugal Chiller<br />

Advanced Energy Efficient Design, Engineered Systems, no. 11, 1996, p. 11.<br />

Eppelheimer, D. M., Variable Flow—The Quest for System Energy Efficiency, ASHRAE Transactions, 1996,<br />

Part II, pp. 673–678.<br />

Griffith, D., Distribution Problems in Central Plant Systems, Heating/Piping/Air Conditioning, November 1987,<br />

pp. 59–76.<br />

Haines, R. W., Bahnfleth, D. R., Luther, K. R., L<strong>and</strong>man, W. J., <strong>and</strong> Kirsner, W., Open for Discussion: Primary-<br />

Secondary Pumping, HPAC, no. 3, 1997, pp. 67–73.<br />

Hansen, E. G., Parallel Operation <strong>of</strong> Variable-Speed Pumps in Chilled Water Systems, ASHRAE Journal, no. 10,<br />

1995, pp. 34–38.<br />

Hull, R. F., Effect <strong>of</strong> Air on Hydraulic Performance <strong>of</strong> the HVAC System, ASHRAE Transactions, 1981, Part I,<br />

pp. 1301–1325.

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