Determination of the preload of bolts for structural health monitoring of a multi-bolted joint: FEM approach

R Grzejda, M Warzecha, K Urbanowicz - Lubricants, 2022 - mdpi.com
The reliability and safety of bolted joints is one of the crucial engineering problems during
design of mechanical structures. In this paper, finite element method was used to investigate …

Thermal strength analysis of a steel bolted connection under bolt loss conditions

R Grzejda - Eksploatacja i Niezawodność, 2022 - yadda.icm.edu.pl
Steel bolted connections are used in many engineering, mechanical and building structures
that can be subjected to a wide variety of thermal loads [11, 28]. As a result of these loads …

Finite element modeling of the contact of elements preloaded with a bolt and externally loaded with any force

R Grzejda - Journal of Computational and Applied Mathematics, 2021 - Elsevier
The subject of the paper is numerical tests of the contact of a pair of elements joined with a
bolt and externally loaded with an arbitrary force. In the modeling, non-linear phenomena …

[PDF][PDF] Determination of bolt forces and normal contact pressure between elements in the system with many bolts for its assembly conditions

R Grzejda - Advances in Science and Technology. Research …, 2019 - bibliotekanauki.pl
The paper put forward a thesis that modelling dissymmetric non-linear multi-bolted
connections as a system is possible. Modelling of the systems composed of four subsystems …

The wavelet transform for feature extraction and surface roughness evaluation after micromachining

D Grochała, R Grzejda, A Parus, S Berczyński - Coatings, 2024 - mdpi.com
Miniaturization is a dominant trend in machine building which requires the use of advanced
techniques of manufacturing and control. Apart from dimensional and shape precision of …

Modelling nonlinear preloaded multi-bolted systems on the operational state

R Grzejda - Engineering Transactions, 2016 - entra.put.poznan.pl
Modelling and calculations of asymmetrical multi-bolted connections at the operational
stage are presented. The physical model of the joint is based on a flexible flange element …

[HTML][HTML] The Impact of the Polymer Layer Thickness in the Foundation Shim on the Stiffness of the Multi-Bolted Foundation Connection

R Grzejda - Modelling, 2024 - mdpi.com
Finite element modelling of multi-bolted foundation connections used for the foundation of
heavy machinery or equipment is presented. Connections made using different types of …

Compressive strength analysis of a steel bolted connection under bolt loss conditions

R Grzejda, R Perz - Communications, 2022 - ceeol.com
The aim of the study is the numerical analysis of a bolted connection under the conditions of
loss of bearing capacity of some fasteners in this connection. The joined plates in the …

Impact of nonlinearity on bolt forces in multi-bolted joints: A case of the assembly stage

R Grzejda - Scientia Iranica, 2019 - scientiairanica.sharif.edu
This article concerns modeling, computation and analysis of multi-bolted joints in the
assembly stage. The physical joint model is introduced as the assembly of the following …

Modelling nonlinear multi-bolted systems on the assembly state

R Grzejda - Procedia Engineering, 2017 - Elsevier
Modelling and calculations of asymmetrical nonlinear multi-bolted connections treated as a
system composed of four subsystems are presented. These subsystems are: a couple of …