## A purse seine modelMississippi Laboratories, Southeast Fisheries Center, National Marine Fisheries Service, National Oceanic and Atmospheric Administration, 1981 - Nature |

### What people are saying - Write a review

We haven't found any reviews in the usual places.

### Common terms and phrases

angle applied axis body boundary called CD ICD computer code consider constraint equations coordinate system deformation denoted derived diagonal differential drag coefficient dt dt due to gravity due to tension dx dy elastic equations of motion fishing process flow fluid force acting forces due formulation frame friction drag Froude's numbers geometrically similar given going bars Hamilton's principle Hence Hooke's law hydrodynamic force illustrated in Figure integral kinetic energy knot Lagrange's equations lattice analogy law of similarity loads macro-mesh mass mechanical similarity modulus National Marine Fisheries Newton's second law normal obtained particle perpendicular pgds plane Poisson ratio potential energy potential function purse cable quantities rate of change resistance Reynold's number ring SECTION shear stresses Simulation sliding or shearing square element static equilibrium strain matrix sub-unit tangential components torque tuna unit length unit vector uts sp viscosity zero