Certified methodology (N-met) 

Certified methodology approved by an appropriate government authority and recommended for use. 

Certified methodology (N-met)

 

Name Annotation Files to download
Methodology for results database creation of
GVT analysed by Hewlett Packard system
The methodology describes transmission of result data files from modal tests realized by Prodera 1983 system and evaluation by HP calculator into PC and universal database results creation. Manual
Methodology of riveted joints modeling using ABAQUS The Methodology deals with the FE-modeling of riveted joints usable on structures with a large number of rivets. The quick built capacity and the load-carrying characteristic close to reality are preferred. The 1D connecting element is used Manual
Aerodynamic measurement and evaluation
of blade cascade
The methodology describes a procedure and data reduction of prismatic blade cascade measurement. The goal of mean data value calculation is to obtain simply evaluative criteria of measured blade cascade. The methodology covers wide range of measured blade regimes according to customer specification Manual
Methodology of a propeller effect simulation This methodology describes the procedures leading to proper simulation of a propeller effect in the wind tunnel. Manual
Methodology of data sharing between PRODERA
P-Win Modal and LMS TestLab programs
The methodology describes transmission of data files between PRODERA P-Win Modal and LMS TestLab systems. Manual
The development procedure for non-destructive
testing of wing principal structure elements
of the sailplane Blanik L13
This methodology describes the general procedures for non-destructive inspection of critical areas of the Blaník L13 glider’s wing and the basic qualification procedure for inspection reliability. Business secrets
Inspection methodology for analysis of the L13 Blaník glider principal structure elements In the context of a catastrophic accident involving an L13 Blaník glider in Austria in 2010, VZLU requested the development of a methodology for nondestructive inspection (NDI) of the principal structure elements (PSEs) on the wing and fuselage of the glider. This report includes a methodology for eddy current and visual inspection of principal structure elements of the L13 Blaník glider and general requirements for the personnel e.g. their qualification and qualification program. Business secrets
Methodology for experimental verification of
laminated ventilation manifold
Methodology defines the experimental procedure which certify properties of ventilation manifold under enhanced temperature and different pressure. The scope of this methodology is a functionality and mechanical capability certification of ventilation manifold made by hot forming technology from carbon fibre composite with thermoplastic matrix. Business secrets
Database methodology creation of modal parameters defined experimentally that incoming to the flutter calculation The methodology solves the data base creation and their compatibility from modal parameters experimental investigation up to flutter calculation. These data files, sequence of activities and new transformation programmes for ensuring of compatibility are described in details. manual
Methodology of Aeroelastic Certification of Sailplanes According CS 22.629 Regulation The methodology is aimed to propose the approach of complying with § 22.629 "Flutter" of the Part 22 of the EASA Certification Specification for Sailplanes and Powered Sailplanes regarding aeroelastic safety. The § 22.629 "Flutter" is analyzed and commented. The available means and methods usable for the safety certification are presented. The proposed analyses and tests in addition to procedures of their specifications and course are introduced. manual
SPH TECHNIQUE APPLICATION FOR FAST IMPACT SIMULATION Documentation of process applications SPH methods for fast simulation of impact processes such as birds or hail impact on the aviation design or simulation of liquids. Business secrets
Methodology for stress intensity factor computation in ABAQUS SW by XFEM This methodology presents basis for stress intensity factor calculation by XFEM in ABAQUS software. Business secrets
Modal model application in dynamic response calculation of a structure excited by forces of arbitrary waveform Calculation Methodology of dynamic response of a structure excited by forces of arbitrary waveform, based on the modal model of the structure. Computer program in FORTRAN language, input and output data formats descriptions. Background theory outline. Numerical examples. Business secrets
Methodology of the crack element CRAC2D efficient application in NASTRAN software in order to continuously growing crack modelling This methodology defines the efficient approach for stress intensity factor computing for the continuously growing crack by NASTRAN software. Business secrets
Methodology for stress intensity factor computation in ABAQUS SW by classic FEM This methodology presents basis for stress intensity calculation by classic FEM in ABAQUS software. Business secrets
Methodology of the accelerated corrosion evaluation of electromechanical actuators The methodology describes accelerated corrosion evaluation using mathematical modelling of galvanic corrosion. This methodology is applicable for evaluation of electromechanical actuators of small and medium size civil aircraft. Corrosion software BEASY Corrosion Manager is used to simulate the corrosion damage under service conditions. Necessary input data, procedure of the creation of the solved structure model, simulation performance and interpretation of results are described therein. The application of the methodology is illustrated using a typical representative of electromechanical actuator. Business secrets
Methodology for the accelerated determination of stainless steel materials corrosion resistance The methodology describes the determination of the corrosion resistance of stainless steels using the electrochemical method of polarization curves measurement. The methodology is usable for evaluation of the structural elements of the electromechanical actuators of small and medium size civil aircraft as one of the materials used in their manufacturing is stainless steel. Therein, the procedure of the determination is described step by step; demonstrative results and their evaluation are presented. The application of the methodology is illustrated using steel AMS 5659. Business secrets
Methodology of Maintenance - Electromechanical Actuator 0833 800 The methodology describes the maintenance of the electromechanical linear actuator intended for small and medium size civil aircraft. The subject of the methodology of maintenance is the actuator with an EC/BLDC electromotor with an electronic regulator and a reducing gearbox driving ball motion screw. The maintenance procedure is described in words and is completed by schemes of the actuator and its parts. Business secrets