A
Alejandro A. Lozano-Guzmán
Researcher at Instituto Politécnico Nacional
Publications - 13
Citations - 175
Alejandro A. Lozano-Guzmán is an academic researcher from Instituto Politécnico Nacional. The author has contributed to research in topics: Machining & Nonlinear system. The author has an hindex of 5, co-authored 13 publications receiving 146 citations.
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Journal ArticleDOI
Analysis of compliance between the cutting tool and the workpiece on the stability of a turning process
Luciano Vela-Martínez,Juan Carlos Jáuregui-Correa,Eduardo Rubio-Cerda,Gilberto Herrera-Ruiz,Alejandro A. Lozano-Guzmán +4 more
TL;DR: In this article, a multiple degree of freedom model for chatter prediction in turning, based on compliance between the cutting tool and the workpiece, is presented and a linear stability analysis of the model in the frequency domain is performed and a method to construct typical stability charts is obtained.
Journal ArticleDOI
A review in gait rehabilitation devices and applied control techniques.
Silvia L. Chaparro-Cárdenas,Alejandro A. Lozano-Guzmán,Julian Andres Ramirez-Bautista,Antonio Hernández-Zavala +3 more
TL;DR: The degree of complexity of the rehabilitation device influences in short and long-term therapeutic results since the movements become more controlled, however, there is still a lot of work in the sense of motion control in order to perform trajectories that are more alike the natural movements of humans.
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Instability conditions due to structural nonlinearities in regenerative chatter
Luciano Vela-Martínez,Juan Carlos Jáuregui-Correa,Oscar González-Brambila,Gilberto Herrera-Ruiz,Alejandro A. Lozano-Guzmán +4 more
TL;DR: In this article, a weakly nonlinear model with square and cubic terms in both structural stiffness and regenerative terms was proposed to represent self-excited vibrations in machining, and an approximate solution was derived by using the method of multiple scales.
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A plane model of the interaction of a vehicle with the road infrastructure
José A. Romero,Alejandro A. Lozano-Guzmán,Saúl Antonio Obregón-Biosca,Eduardo Betanzo-Quezada +3 more
TL;DR: An integrated model for simulating the vehicle – infrastructure coupled interaction, based upon FEM, is proposed to analyse the effect of vehicle and infrastructure operational conditions, as well as vehicle design characteristics, on bridge and flexible pavement dynamic responses.
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Cargo securement methods and vehicle braking performance
TL;DR: In this paper, a dynamic model is proposed to assess the braking performance of a cargo vehicle, as a function of the cargo securement method and pavement roughness, and a value of 1.1 g is recommended as a new mandatory braking acceleration level that the cargo-vehicle decoupling should withstand.