X-ray Observations of Flow Patterns in a Mercury Boiler |
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... ...... 25 APPENDIXES A - LOOP CONDITIONING PROCEDURE 27 B - FLOW PATTERN OBSERVATIONS IN PREVIOUS MERCURY BOILERS C - STABILITY OF HELICAL LIQUID STREAMLET D - FLOW PATTERN PREDICTION CHART 28 31 32 E - SYMBOLS . 34 REFERENCES ...
... ...... 25 APPENDIXES A - LOOP CONDITIONING PROCEDURE 27 B - FLOW PATTERN OBSERVATIONS IN PREVIOUS MERCURY BOILERS C - STABILITY OF HELICAL LIQUID STREAMLET D - FLOW PATTERN PREDICTION CHART 28 31 32 E - SYMBOLS . 34 REFERENCES ...
Page 2
... mercury - loop design . The loop was primarily an instrument for investigating mer- cury corrosion under two - phase flow conditions . Prior to the construction of the loop described herein , several prototypes were tested . Each of ...
... mercury - loop design . The loop was primarily an instrument for investigating mer- cury corrosion under two - phase flow conditions . Prior to the construction of the loop described herein , several prototypes were tested . Each of ...
Page 3
... mercury loop . preheater , boiler , superheater , vapor throttle , condenser , condensate column , electro- dynamic mercury pump , and flowmeter . The arrangement of the loop components is shown in figure 1. The loop material was a ...
... mercury loop . preheater , boiler , superheater , vapor throttle , condenser , condensate column , electro- dynamic mercury pump , and flowmeter . The arrangement of the loop components is shown in figure 1. The loop material was a ...
Page 4
... mercury loop . Figure 6. Helically swaged boiler tube . Condenser exit Lines to and from electro- dynamic pump Condenser - exit water cooling jacket ( not in- stalled in this view ) Insert zone of boiler inlet Condensate column LHeater ...
... mercury loop . Figure 6. Helically swaged boiler tube . Condenser exit Lines to and from electro- dynamic pump Condenser - exit water cooling jacket ( not in- stalled in this view ) Insert zone of boiler inlet Condensate column LHeater ...
Page 5
... mercury pump Pump motor C - 66-2688 - Figure 4. Back view of mercury corrosion loop . Condenser X - ray generator 眼 ୮ Motors and pulley. 5.
... mercury pump Pump motor C - 66-2688 - Figure 4. Back view of mercury corrosion loop . Condenser X - ray generator 眼 ୮ Motors and pulley. 5.
Common terms and phrases
adiabatic appendix axially Baker chart boiler exit boiler inlet boiler insert zone Boiler satura boiler surface boiler wall boiler-superheater boiling bubbles centrifugal forces cm/sec condensate column corrosion results corrosive attack downstream droplets figure 11 flow and pressure flow conditions FLOW PATTERN OBSERVATIONS flow pattern regime Flowmeter pressure drop gas flow heat flux heater element helical groove helical liquid helical stream helical streamlet Inlet pressure Insert cylinder kg/sec Lewis Research Center liquid carryover liquid film terminal liquid mercury liquid phase liquid streamlet mass flow rate mercury loop metastable intervals metastable oscillations motion picture N/m² abs NASA NASA TN nucleation zone observed flow patterns oscillations and excursions phase separation pounds per hour Preheater psia pump radial acceleration saturation pressure shown in figure Slug stratified flow superheater surface tension swirling device tangential velocity thermocouples two-phase flow two-phase inception vapor quality vapor throttle wall contact wave X-ray image system X-ray system