Zobrazeno 1 - 9
of 9
pro vyhledávání: '"P Rosen Mitrev"'
Publikováno v:
Actuators, Vol 12, Iss 10, p 381 (2023)
The paper discusses the synthesis problem of a bistable piston pump, employing a driving mechanism that comprises shape memory alloy wires, a two-section involute cam, and an energy-recuperating spring. The transition from one stable end position to
Externí odkaz:
https://doaj.org/article/f7f3ebc89fe34fb1b922bf1b7aaf0745
Publikováno v:
Actuators, Vol 12, Iss 2, p 90 (2023)
This paper presents and examines a new design concept for a bistable reciprocating piston pump. The bistable pump mechanism belongs to the bistable mechanisms, which have two stable positions at the end of the suction and discharge strokes. The trans
Externí odkaz:
https://doaj.org/article/1e6ab11e1fda48e585dec2559f80499d
Publikováno v:
Journal of Applied and Computational Mechanics, Vol 7, Iss 1, Pp 372-381 (2021)
This paper demonstrates a case study of a combined application of smart materials in a thermal energy harvester with vibrating action. The conceptual design of the harvester is based on a Shape Memory Alloy wire attached to the free end of a piezoele
Externí odkaz:
https://doaj.org/article/760abcef4ad64fb0955dfb1de2aa9114
Publikováno v:
Facta Universitatis. Series: Mechanical Engineering, Vol 16, Iss 2, Pp 139-155 (2018)
The present paper introduces a cloud-based expert system for synthesis and evolutionary optimization of planar linkages. The kinematic structure of the linkage is composed by the modular approach based on Assur’s groups. The dyads are represented a
Externí odkaz:
https://doaj.org/article/572ffeb1d6654e77a31936703479e7d6
Publikováno v:
Crystals, Vol 11, Iss 9, p 1120 (2021)
The paper presents a theoretical and experimental investigation of a thermo-mechanical model of an actuator composed of a shape memory alloy wire arranged in series with a bias spring. The developed mathematical model considers the dynamics of the ac
Externí odkaz:
https://doaj.org/article/16c1cd7791c548699596b6a4698ee793
Autor:
Rosen Mitrev, Simeon Savov
Publikováno v:
Facta Universitatis. Series: Mechanical Engineering, Vol 15, Iss 1, Pp 73-83 (2017)
The present paper deals with estimation of the elasto-damping parameters of a cone inertial crusher mounting. The numerical values of these parameters are crucial for accurate reproduction of the machine vibrational behavior and dynamical model adequ
Externí odkaz:
https://doaj.org/article/f457e9a88e9c45c49004aebf2b005b86
Publikováno v:
Tehnički Vjesnik, Vol 24, Iss Supplement 2, Pp 327-338 (2017)
This paper considers the development of a plane multibody mechanical model of a hydraulic excavator simultaneously containing an open kinematic chain and closed loops. The Lagrange multiplier technique is used for modelling of the constrained mechani
Externí odkaz:
https://doaj.org/article/ad6c25229bbd4103b2657d22dc862634
Autor:
Rosen Mitrev, Dragan Marinković
Publikováno v:
Advances in Mechanical Engineering, Vol 11 (2019)
This article presents a numerical study of the stability of a hydraulic excavator during performing lifting operations. A planar dynamic model is developed with six degrees of freedom, which considers the base body elastic connection with the terrain
Externí odkaz:
https://doaj.org/article/cddc05b320ef4f799954c175fe7c799c
Autor:
S Todor Todorov, P Rosen Mitrev
Publikováno v:
FME Transactions, Vol 49, Iss 2, Pp 501-510 (2021)
The paper reports the optimization synthesis of a hydraulically actuated drive mechanism. A mathematical model of the mechanism using vector closure equations is developed. Based on the functional purpose of the mechanism, a set of geometric and forc