"Double it," Elias said.
The water level was rising, approaching the critical depth. If the specific energy dropped any further, or if the flow was forced into a constriction without the proper depth, the water would transition from a tranquil flow to a shooting flow, or worse—a hydraulic jump would form right where they didn't want it, creating a backwater effect that would flood the site. open channel hydraulics ven te chow pdf
For hydraulic jumps or other abrupt transitions, the momentum equation (force balance) is preferred: "Double it," Elias said
The PDF version is particularly prized because of Chow’s extensive . Before graphing calculators, Chow designed logarithmic charts that allow you to solve Manning’s equation in seconds. These are notoriously difficult to read from a scanned PDF, but the data is invaluable. For hydraulic jumps or other abrupt transitions, the
: Rivers and streams where the water surface profile must be predicted for flood management.
: Modern experts note that while computational modeling has advanced significantly since 1959, the core principles established in Chow’s text have not been surpassed and remain valid for current research and practice. Publication Details Open Channel Hydraulics (Civil Engineering): Ven Te Chow