Factors Influencing Ice Conveyance at River Confluences
Table 1. Categories of ice movement through confluences
Free drift of ice through river confluences
Figure 3. Variables influencing ice free-drift through a confluence
Ice-layer movement through a confluence
DISCUSSION - SR97_340012
PARTICLE IMAGE VELOCIMETRY
Figure 5. Typical setup used in an early PTV system for tracking individual floats on water surface
Figure 6. Correlation algorithm used for determining ice velocities
Background-continued
MODELING ICE DISCHARGE AND JAMMING PROCESSES IN CONFLUENCES
Figure 7. Ice movement through a channel confluence at the Grass Island Pool of the upper Niagara River
Figure 8. Layout of the general hydraulic model showing the model confluence of the Mississippi and Missouri rivers
Figure 9. Ice movement through the confluence of the Mississippi and Missouri rivers, 19 January 1994
Hydraulic model configuration
Figure 11. Setup of the PIV system used in this study
PIV system for measuring water and ice velocities
RESULTS - SR97_340024
Figure 13. Correction of the field of view
Figure 14. Water surface velocities
Water velocities
Ice velocities
Figure 17. Ice velocities
Figure 18. Cross-sectional distributions of ice velocities
Figure 20. Two views of model ice moving through confluence of rectangular channels
Figure 21. Model ice moving through the alluvial channel fitted with border ice
Figure 22. Ice drifting from the Missouri River across the Mississippi River at the confluence
CONCLUSIONS - SR97_340034
Ice discharge through the confluence of the Missouri and Mississippi rivers
LITERATURE CITED - SR97_340036
Report Documentation Page - SR97_340037
SR97_34
Table 1. Categories of ice movement through confluences
Free drift of ice through river confluences
Figure 3. Variables influencing ice free-drift through a confluence
Ice-layer movement through a confluence
DISCUSSION - SR97_340012
PARTICLE IMAGE VELOCIMETRY
Figure 5. Typical setup used in an early PTV system for tracking individual floats on water surface
Figure 6. Correlation algorithm used for determining ice velocities
Background-continued
MODELING ICE DISCHARGE AND JAMMING PROCESSES IN CONFLUENCES
Figure 7. Ice movement through a channel confluence at the Grass Island Pool of the upper Niagara River
Figure 8. Layout of the general hydraulic model showing the model confluence of the Mississippi and Missouri rivers
Figure 9. Ice movement through the confluence of the Mississippi and Missouri rivers, 19 January 1994
Hydraulic model configuration
Figure 11. Setup of the PIV system used in this study
PIV system for measuring water and ice velocities
RESULTS - SR97_340024
Figure 13. Correction of the field of view
Figure 14. Water surface velocities
Water velocities
Ice velocities
Figure 17. Ice velocities
Figure 18. Cross-sectional distributions of ice velocities
Figure 20. Two views of model ice moving through confluence of rectangular channels
Figure 21. Model ice moving through the alluvial channel fitted with border ice
Figure 22. Ice drifting from the Missouri River across the Mississippi River at the confluence
CONCLUSIONS - SR97_340034
Ice discharge through the confluence of the Missouri and Mississippi rivers
LITERATURE CITED - SR97_340036
Report Documentation Page - SR97_340037
SR97_34
