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Designs, Volume 8, Issue 2

2024 April - 19 articles

Cover Story: This paper presents the most relevant contributions in the literature regarding new and non-conventional technologies for propulsion–airframe integration. The focus is given to both evolutionary technologies, as ultra-high bypass ratio turbofan engines, and breakthrough propulsive concepts, represented in this frame by boundary layer ingestion engines and distributed propulsion architectures. The discussion focuses mainly on the integration effects of these propulsive technologies, with the aim of discussing the main interactions with the aircraft, in terms of aerodynamic, propulsive, operating and mission performance. Potential advantages but also possible drawbacks or detected showstoppers are proposed and discussed, aiming to provide as broad a framework as possible for the aircraft design development roadmap for these emerging propulsive technologies. View this paper
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Articles (19)

  • Article
  • Open Access
8 Citations
2,436 Views
15 Pages

20 April 2024

NiCoCrAlY high entropy alloy (HEA) coating (47.1 wt.% Ni, 23 wt.% Co, 17 wt.% Cr, 12.5 wt.% Al, and 0.4 wt.% Y) was deposited on a stainless steel subtract by atmospheric plasma spraying (APS). The as-deposited coating was about 300 μm thickness w...

  • Article
  • Open Access
2 Citations
2,446 Views
15 Pages

20 April 2024

In the era of the competitive environment, the improvement in current products is ensured through activities aimed at increasing a product’s quality level and, consequently, reducing the amount of waste. The dynamically changing production envi...

  • Article
  • Open Access
8 Citations
6,237 Views
18 Pages

Development of a Three-Finger Adaptive Robotic Gripper to Assist Activities of Daily Living

  • Md Mahbubur Rahman,
  • Md Tanzil Shahria,
  • Md Samiul Haque Sunny,
  • Md Mahafuzur Rahaman Khan,
  • Emroze Islam,
  • Asif Al Zubayer Swapnil,
  • David Bedolla-Martínez and
  • Mohammad H Rahman

14 April 2024

A significant number of individuals in the United States use assistive devices to enhance their mobility, and a considerable portion of those who depend on such aids require assistance from another individual in performing daily living activities. Th...

  • Article
  • Open Access
2 Citations
2,508 Views
18 Pages

7 April 2024

In many applications, such as space navigation, metrology, testing, and geodesy, it is necessary to measure accelerations with frequencies ranging from fractions of a hertz to several kilohertz. For this purpose, optomechanical sensors are used. The...

  • Article
  • Open Access
3 Citations
2,633 Views
20 Pages

3 April 2024

The environmental impact of wind turbine rotor blades, both during manufacturing and at the end of their life cycle, can be significant. The aim of this study was to define and test a methodology for recycling the waste resulting from their productio...

  • Feature Paper
  • Article
  • Open Access
12 Citations
6,472 Views
13 Pages

Finite Element Analysis of Patient-Specific Cranial Implants under Different Design Parameters for Material Selection

  • Manuel Mejía Rodríguez,
  • Octavio Andrés González-Estrada and
  • Diego Fernando Villegas-Bermúdez

27 March 2024

This work presents the study of the thickness vs. stiffness relationship for different materials (PMMA and PEEK) in patient-specific cranial implants, as a criterion for the selection of biomaterials from a mechanical perspective. The geometry of the...

  • Article
  • Open Access
2 Citations
2,769 Views
17 Pages

25 March 2024

Indonesia is situated on the Ring of Fire, which causes a lot of earthquakes. On the 28 September 2018, there was an earthquake in Palu, Sulawesi Island, Indonesia, which was one of the strongest shakings since 1980. Surprisingly, most traditional ho...

  • Article
  • Open Access
24 Citations
6,524 Views
16 Pages

Aircraft Structural Design and Life-Cycle Assessment through Digital Twins

  • Sérgio M. O. Tavares,
  • João A. Ribeiro,
  • Bruno A. Ribeiro and
  • Paulo M. S. T. de Castro

22 March 2024

Numerical modeling tools are essential in aircraft structural design, yet they face challenges in accurately reflecting real-world behavior due to factors like material properties scatter and manufacturing-induced deviations. This article addresses t...

  • Article
  • Open Access
7 Citations
2,744 Views
18 Pages

20 March 2024

Total knee arthroplasty (TKA) stands out as one of the most widely employed surgical procedures, establishing itself as the preferred method for addressing advanced osteoarthritis of the knee. However, current knee prostheses require refined design s...

  • Article
  • Open Access
21 Citations
5,516 Views
18 Pages

18 March 2024

Lung cancer is identified by the uncontrolled proliferation of cells in lung tissues. The timely detection of malignant cells in the lungs, crucial for processes such as oxygen provision and carbon dioxide elimination in the human body, is imperative...

  • Review
  • Open Access
19 Citations
6,672 Views
15 Pages

15 March 2024

Cyber-physical systems, cloud computing, the Internet of Things, and big data play significant roles in shaping digital and automated landscape manufacturing. However, to fully realize the potential of these technologies and achieve tangible benefits...

  • Article
  • Open Access
3 Citations
2,950 Views
21 Pages

Electromagnetic Interaction Model between an Electric Motor and a Magnetorheological Brake

  • Sidorela Caushaj,
  • Giovanni Imberti,
  • Henrique de Carvalho Pinheiro and
  • Massimiliana Carello

14 March 2024

This article focuses on modelling and validating a groundbreaking magnetorheological braking system. Addressing shortcomings in traditional automotive friction brake systems, including response delays, wear, and added mass from auxiliary components,...

  • Article
  • Open Access
4 Citations
2,827 Views
22 Pages

Implementation of Simulation Modeling of Single and High-Volume Machine-Building Productions

  • Nadezhda Savelyeva,
  • Tatyana Nikonova,
  • Gulnara Zhetessova,
  • Khrustaleva Irina,
  • Vassiliy Yurchenko,
  • Olegas Černašėjus,
  • Olga Zharkevich,
  • Essim Dandybaev,
  • Andrey Berg and
  • Murat Baimuldin
  • + 1 author

8 March 2024

The authors of this article analyze the existing methods and models of technological preparation of machine-building industries. The structure of a three-level simulation model with network-centric control, the structures of individual elements of th...

  • Article
  • Open Access
3,716 Views
21 Pages

Collective Creativity and Complexity in Urban Laboratories: El Campo de Cebada

  • Amanda Martín-Mariscal and
  • Luz Fernández-Valderrama

5 March 2024

Cities are complex systems requiring urban design models that balance order and disorder. Collective creativity initiatives engage citizens in these processes, empowering bottom-up approaches that prioritize people and social well-being within urban...

  • Article
  • Open Access
1 Citations
7,899 Views
17 Pages

Discharge Coefficients of Standard Spillways at High Altitudes

  • Víctor Rendón,
  • Martí Sánchez-Juny,
  • Soledad Estrella,
  • Marcos Sanz-Ramos,
  • Percy Rucano and
  • Alan Huarca Pulcha

1 March 2024

This paper presents an experimental campaign conducted next to the Condoroma dam, in Perú, at 4075 m a.s.l. The tests carried out in this paper were conducted in a 21 m long channel located at the toe of Condoroma dam. The setup consisted of a...

  • Article
  • Open Access
5 Citations
4,423 Views
25 Pages

Design Improvement Using Topology Optimization for the Structural Frame Design of a 40 Ft LNG ISO Container Tank

  • Tuswan Tuswan,
  • Muhammad Andrian,
  • Wilma Amiruddin,
  • Teguh Muttaqie,
  • Dian Purnama Sari,
  • Ahmad Bisri,
  • Yuniati Yuniati,
  • Meitha Soetarjo,
  • Muhammad Ridwan Utina and
  • Rudias Harmadi

21 February 2024

LNG ISO tank containers are a solution for bulk liquefied natural gas (LNG) delivery to the outer islands of Indonesia that are not connected to the gas pipeline network. The design of an ISO tank frame must consider two critical parameters, strength...

  • Review
  • Open Access
18 Citations
10,050 Views
73 Pages

A Review of Novel and Non-Conventional Propulsion Integrations for Next-Generation Aircraft

  • Karim Abu Salem,
  • Giuseppe Palaia,
  • Pedro D. Bravo-Mosquera and
  • Alessandro A. Quarta

20 February 2024

The aim of this review paper is to collect and discuss the most relevant and updated contributions in the literature regarding studies on new or non-conventional technologies for propulsion–airframe integration. Specifically, the focus is given...

  • Article
  • Open Access
4 Citations
3,487 Views
24 Pages

Impact of Diffuser Location on Thermal Comfort Inside a Hospital Isolation Room

  • Mustafa Alkhalaf,
  • Adrian Ilinca,
  • Mohamed Yasser Hayyani and
  • Fahed Martini

20 February 2024

Thermal comfort is increasingly recognized as vital in healthcare facilities, where patients spend 80–90% of their time indoors. Sensing, controlling, and predicting indoor air quality should be monitored for thermal comfort. This study examine...

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Designs - ISSN 2411-9660