Page 9 - Centrifugal Pumps Design and Application

14 Hydraulic Power Recovery Turbines ..... ............. 246

by Rolf Lmnetiurg and Richard M, Nelson
Selection Process. Specific Speed. Net Positive Discharge Head. Power Output and
Affinity Laws. Configuration. Turbine Performance Prediction. Prediction by Approxi-
mation. Prediction by Analysis. Optimizing and Adjusting Performance Characteris-
tics. Design Features (Hydraulic and Mechanical). Reverse-Running Pump. Turbine
Design with Fixed Guide Vanes. Turbine Design with Internally and Externally Adjust-
able Guide Vanes. Operating Considerations. Performance Testing. Applications. Op-
eration and Control Equipment. Conclusion. References,

1 5 Chemical Pumps-Metallic and Nonmetatlic ................... 283
by Frederic W. Buse
ANSI Pumps, Specifications. General Construction. Impeller. Casings. Volute. Gasket-
ing. Flat Gasket. 0-Rings. Casing Covers. Stuffing Box. Frame. Support Head. Bear-
ing Housing, Shaft. Impeller Attachment. Bearings. Lubrication of the Bearings,
Mounting the Bearing. Clamping Between the Housing and End Cover. End Cover
Mount. End Sealing. Bedplates. Standard Beds. Stiit-Mounted Beds. Springs-
Mounted Beds. Noncorrosive Beds. Flinger. Other Types of Chemical Pumps. Seal-
less Pumps. Sump Pumps. Self Priming. Nonmetallic Pumps. Armored Pump. Rein-
forced Composite Material Pumps. Thermosetting Polymers. Thermoplastics.
Manufacturing Techniques. Compression Molding. Resin Transfer. Design Stresses.
Pressure vs. Temperature. NPSHR. General Construction of Nonmetallic Pumps. Noz-
zle Loading. Bolting. Gaskets. Back-up Support for Bolting. Stuffing Box Area. Me-
chanical Seals. Impellers. Nonmetaliic Immersion Sump Pumps. Driver. Level Con-
trols. Stilling Tubes. Mounting Plates and Pit Covers. Processes. Pump Corrosion.
Pump Materials. Chlorine. Sodium-Hypochtorite. Hydrochloric Acid—HCL. Sulfuric
Acid—H 2SQ 4. Ferrous and Ferric Chloride. Chlorinated Hydrocarbons. Ethylene and
Propylene Glycol. Synthetic Glycerine. Corn Syrup. Dyes. Pesticides. Sodium
Chlorite—Na CI0 3. Pulp and Paper. Metal Finishing. Carbon Steel Pickling. Stainless
Steel Pickling. Desalinization and Water Purification. Secondary Oil Recovery (Wa-
terflood). Mining—Copper Leaching and Uranium Solvent Extraction. Industrial
Waste Treatment. Material Selection. References.

Part3: Mechanical Design 3313
1 1 ( § Shaf t Desig n an d Axia l Thrust............................. . 33
Shaft Design. Shaft Sizing Based on Peak Torsiona! Stress. Shaft Sizing Based on
Fatigue Evaluation. Shaft Deflection. Key Stress. Axial Thrust. Double-Suction Single-

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