Beach-Profile Evolution under Spilling and Plunging Breakers
نویسندگان
چکیده
منابع مشابه
Evaluation of turbulence closure models under spilling and plunging breakers in the surf zone
Turbulence closure models are evaluated for application to spilling and plunging breakers in the surf zone using open source computational fluid dynamics software. A new library of turbulence models for application to multiphase flows has been developed and is assessed for numerical efficiency and accuracy by comparing against existing laboratory data for surface elevation, velocity and turbule...
متن کاملThe 3D Structure of Spilling Breakers
Nearly all calculations and measurements of breaking waves assume the wave profiles and flow fields are two-dimensional. Though this assumption may be correct before the waves become turbulent, once transition to turbulent flow begins, the real flow becomes highly three dimensional. The threedimensional structure and motion of the free surface is important for the dynamics of the breaking proce...
متن کاملa boundary integral model for simulating spilling breakers
a boundary integral method is used to simulate spilling breakers. the bottom is also included inthe introduced closed boundary and the problem is directly solved in the physical plane. the method has beenshown to be remarkably stable, and no numerical instability has occurred in any of the calculations. theresults reveal that both the momentum and total energy are almost constant in time during...
متن کاملCROSSTEX – Wave Breaking, Boundary Layer Processes, the Resulting Sediment Transport and Beach Profile Evolution
Public reporting burden for this collection of information is estimated to average 1 hour per response, including the time for reviewing instructions, searching data sources, gathering and maintaining the data needed, and completing and reviewing the collection of information. Send comments regarding this burden estimate of any other aspect of this collection of information, including suggestio...
متن کاملAn Investigation on Beach Profile Changes in Front of Seawalls
Although there exist advanced models which predict beach profile for natural beaches, the behavior of the beaches in front of seawalls still suffers from the lack of appropriate theoretical models and sufficient measured data. In this paper, following the results obtained from the measurements, a beach profile evolution model is developed, using the measured probability distribution of the nea...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Journal of Waterway, Port, Coastal, and Ocean Engineering
سال: 2003
ISSN: 0733-950X,1943-5460
DOI: 10.1061/(asce)0733-950x(2003)129:1(41)