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9 Results Found

  • Article
  • Open Access
9 Citations
10,051 Views
25 Pages

30 November 2022

Hydropower has been one of the mature renewable energy systems encompassing a major fraction of renewable energy. Archimedean screw turbines are gaining new interest in hydropower generation that are suitable for low head applications. This paper emp...

  • Article
  • Open Access
15 Citations
6,371 Views
14 Pages

A New Methodology to Design Sustainable Archimedean Screw Turbines as Green Energy Generators

  • Mar Alonso-Martinez,
  • José Luis Suárez Sierra,
  • Juan José del Coz Díaz and
  • Juan Enrique Martinez-Martinez

Current energy demand and climate target plans are leading to green energy facilities which are efficient and sustainable. Archimedean screw turbines (ASTs) are used to generate hydroelectricity in low heads. They have been manufactured and installed...

  • Article
  • Open Access
1 Citations
3,166 Views
11 Pages

12 July 2023

Microfluidic devices have revolutionized the field of lab-on-a-chip by enabling precise manipulation of small fluid volumes for various biomedical applications. However, most existing microfluidic pumps struggle to handle high-viscosity fluids, limit...

  • Feature Paper
  • Article
  • Open Access
14 Citations
8,060 Views
20 Pages

25 November 2021

The Archimedes/Archimedean screw generator (ASG) is a fish-friendly hydropower technology that could operate under a wide range of flow heads and flow rates and generate power from almost any flow, even wastewater. The simplicity and low maintenance...

  • Feature Paper
  • Article
  • Open Access
14 Citations
13,853 Views
14 Pages

22 November 2021

In designing Archimedes screws, determination of the geometry is among the fundamental questions that may affect many aspects of the Archimedes screw powerplant. Most plants are run-of-river and highly depend on local flow duration curves that vary f...

  • Article
  • Open Access
5,908 Views
18 Pages

Hydraulic Capacity and Efficiency of a Low-Speed Nonpressurized Coil Pump

  • Radosław Matz,
  • Ryszard Błażejewski,
  • Tadeusz Nawrot and
  • Maciej Pawlak

10 August 2019

The paper presents the results of an investigation on hydraulics of a low-speed coil pump for transport of liquids. One of the pump’s advantages is its wide range of potential inclination angles for its rotating shaft, from the horizontal to an...

  • Article
  • Open Access
682 Views
22 Pages

Wheeled rovers are widely used in lunar and planetary exploration missions owing to their mechanical simplicity and energy efficiency. However, they face serious mobility challenges on sloped soft terrain, especially in terms of sideslip and loss of...

  • Article
  • Open Access
9 Citations
6,891 Views
24 Pages

Design and Selection of Innovative Primary Circulation Pumps for GEN-IV Lead Fast Reactors

  • Walter Borreani,
  • Alessandro Alemberti,
  • Guglielmo Lomonaco,
  • Fabrizio Magugliani and
  • Paolo Saracco

7 December 2017

Although Lead-cooled Fast Reactor (LFR) is not a new concept, it continues to be an example of innovation in the nuclear field. Recently, there has been strong interest in liquid lead (Pb) or liquid lead–bismuth eutectic (LBE) both critical and subcr...

  • Article
  • Open Access
48 Citations
9,323 Views
14 Pages

26 May 2019

Considering the helicity of Archimedean spiral coils, this paper proposes accurate expressions of mutual inductance and their numerical calculation methods, which can be applied in the wireless power transmission field, etc. Accurate expressions of m...