scholarly journals Modeling Haptic Data Transfer Processes through a Thermal Interface using an Equivalent Electric Circuit Approach

Author(s):  
Yosef Shani ◽  
Simon Lineykin
2020 ◽  
Vol 96 (3s) ◽  
pp. 295-299
Author(s):  
М.М. Гурарий ◽  
М.М. Жаров ◽  
Л.П. Ионов ◽  
И.И. Мухин ◽  
С.Г. Русаков ◽  
...  

В работе рассмотрены проблемы анализа схем ФАПЧ с учетом наличия неидеальностей в схеме частотно-фазового детектора с токовым ключом. Для снижения затрат на моделирование предложено использовать эквивалентную электрическую схему, содержащую полную принципиальную схему ЧФД и схемные эквиваленты макромоделей остальных блоков ФАПЧ. The paper considers the problems of analyzing the PLL circuit taking into account the presence of nonidealities in the phase-frequency detector with a current key. To reduce the simulation efforts, it has been proposed to apply an equivalent electric circuit containing the complete schematic diagram of the PFD and circuit equivalents of the macromodels of other PLL blocks.


CivilEng ◽  
2021 ◽  
Vol 2 (1) ◽  
pp. 174-192
Author(s):  
Alcinia Zita Sampaio ◽  
Augusto Martins Gomes

The building information modelling (BIM) methodology supports collaborative works, based on the centralization of all information in a federated BIM model and on an efficient level of interoperability between BIM-based platforms. Concerning the structure design, the interoperability capacity of the most used software presents limitations that must be identified and alternative solutions must be proposed. This study analyzes the process of transfer of structure models between modeling and structure analysis tools. Distinct building cases were performed in order to recognize the type of limitations verified in the transfer processes concerning two-way data flow between several software. The study involves the modeling software ArchiCAD 2020, Revit 2020, and AECOsim 2019 and the structure analyzes tools SAP 2020, Robot 2020, and ETABS 22020. The transfer processes are realized in two ways: using the native data format; using a universal standard data transfer, the Industry Foundation Classes (IFC) format. The level of maturity of BIM in structure design is still relatively low, caused essentially by interoperability problems, but despite the limitations detected, this study shows throughout the development of several building case, that the methodology has clear advantages in the development of the structure project.


2009 ◽  
Vol 149 (1-4) ◽  
pp. 83-117 ◽  
Author(s):  
Maxim L. Khodachenko ◽  
Valerii V. Zaitsev ◽  
Albert G. Kislyakov ◽  
Alexander V. Stepanov

1999 ◽  
Vol 60 (2) ◽  
pp. 247-256 ◽  
Author(s):  
Kazuaki Tanaka ◽  
Katsumi Tanaka ◽  
Katsuyasu Kawano ◽  
Ryouhei Nakata

Crystals ◽  
2020 ◽  
Vol 10 (9) ◽  
pp. 835
Author(s):  
José Francisco Algorri ◽  
Dimitrios C. Zografopoulos ◽  
Luis Rodríguez-Cobo ◽  
José Manuel Sánchez-Pena ◽  
José Miguel López-Higuera

The transmission electrode technique has been recently proposed as a versatile method to obtain various types of liquid-crystal (LC) lenses. In this work, an equivalent electric circuit and new analytical expressions based on this technique are developed. In addition, novel electrode shapes are proposed in order to generate different phase profiles. The analytical expressions depend on manufacturing parameters that have been optimized by using the least squares method. Thanks to the proposed design equations and the associated optimization, the feasibility of engineering any kind of aspheric LC lenses is demonstrated, which is key to obtain aberration-free lenses. The results are compared to numerical simulations validating the proposed equations. This novel technique, in combination with the proposed design equations, opens a new path for the design and fabrication of LC lenses and even other types of adaptive-focus lenses based on voltage control.


2014 ◽  
Vol 698 ◽  
pp. 57-60 ◽  
Author(s):  
Viktor Serikov ◽  
David Vlasov ◽  
Ludmila Goreva

Results of electromagnetic problem solution for three-phase electrodes system in ore-thermal furnace for electrodes equivalent electric circuit parameters calculation made by using 3D-models in numerical finite element method program package ANSYS are presented. Contact shoes pressure rings and heat shield of energy feeding unit are taken into account.


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