SUMMARY OF RESEARCH CONTRIBUTIONS

Of

PROF. K. S. R .K. PRASAD

q     BASIC RESEARCH          

          1    New FEM Formulations

·         Dynamics                  (Iterative Hybrids and MWR).                     Crack Tip Elements (for LEFM).

·         Stress analysis         (The powerful hybrid element).                       A New Timoshenko Beam Element  

2         New Theory of Unstable Crack Extension.

3         New Principle of Quasi Work (PQW).

4         New Theorems for Model Based Design (MBD).

q     APPLIED RESEARCH

1         Prediction of Elastic Moduli and Creep Compliance of FRP.

2         Stress analysis of plates and laminates (with and without cut – outs/reinforcements).

3         Correlation  Studies :

·         Coalescence of natural vibration modes (plate vibrations).     Shearlag in MI-8 helicopter blades.

        Crack Trajectory Prediction in LEFM.                                    Parametric studies on Bar Shearing.

4         Development of New Algorithms.

·         Equation Solvers for FEM.

·         Modular Grid Generation for FEM-CAD.

·         Element Renumbering (for minimal Front Width).

·         Equation generator for Macro Mechanical Modules.

·         Design of ISI beams and Thin Walled Beams (TWB).

·          Flat Pattern Development Methods for Sheet Metal Component (SMC) Bend Forming. 

·          Prasad’s Bend Correction Algorithm

·          Point transforming  algorithm for graphic procedure ( Omnipotent FPD technique)

5         Design Education

·         Tutorials.

GENERALISED COORDINATES

CODE DESIGN

INPUT SYSTEM

ASSEMBLY

SYMMETRY

MODEL DESIGNER

·         System Design.

·         Feel Development through Interactive Design Cycle.

6         Full Scale / Scaled Model Structural Testing.

·         Design and Development of Structural Test Rigs.

·         Vehicle Structural Ground wheel Load Transfer Studies (at VRDE through external PhD Scholar).

7         Facility Creation.

·         STRUCTURES Lab. (including Sound & Vibration).

·         CASD Lab.

·         CAM / CIM facility to liquidate lofting group at AD

q     PARTICIPATION IN MAJOR PRODUCT DESIGN & DEVELOPMENT.

                1   L CA “TEJAS” Aircraft Automated Sheet-metal Component Manufacture by ADA

                2   “AJAY SUPER” 6X6 Military Truck Frame Design and Development by VRDE

q     SOFTWARE SYETEM DESIGN  (Major).

1.        FEM – CAD (PRANAM) #.

2.        Computer Aided Flat PAttern Development (CAFPAD)*.

3.        Computer Integrated Flattening PACage (CIFPAC)*.

4.        Computer Aided Model Based Design (Pilot System) #.

5.        ADA’s Advanced SMC Manufacturing Automation**.

6.        Gita Flat Pattern Development (GFPD-f, GFPD-I, GFPD-II) **.

7.     Computer Aided Analysis of Thin Walled Beams (TWB)#

 

 

:  - In House research      * : Leader of  turnkey Consultancy Project.       ** :  Project Leader and Consultant.