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15 Results Found

  • Article
  • Open Access
11 Citations
3,629 Views
11 Pages

Numerical Modelling and Simulation of Two-Phase Flow Flushing Method for Pipeline Cleaning in Water Distribution Systems

  • Zhaozhao Tang,
  • Wenyan Wu,
  • Xiaoxi Han,
  • Ming Zhao,
  • Jingting Luo,
  • Chen Fu and
  • Ran Tao

3 September 2020

Secondary pollution by microorganisms and substances peeling off from the “growth ring” causes clean water deterioration during the water distribution process. In order to reduce the secondary pollution, our previous research investigated...

  • Article
  • Open Access
2,238 Views
14 Pages

12 December 2023

The pipeline direct drinking water system (PDDWS) has emerged to ensure the quality of direct drinking water. Nevertheless, the existing literature suggests that the PDDWS suffers from inherent structural technological deficiencies, and various inter...

  • Article
  • Open Access
1,278 Views
34 Pages

Accurate branch prediction is crucial for achieving high instruction throughput and minimizing control hazards in modern pipelines. This paper presents a novel LXOR (Local eXclusive-OR) branch predictor, which enhances prediction accuracy while reduc...

  • Feature Paper
  • Article
  • Open Access
10 Citations
4,350 Views
19 Pages

19 September 2019

Spectre and Meltdown attacks in modern microprocessors represent a new class of attacks that have been difficult to deal with. They underline vulnerabilities in hardware design that have been going unnoticed for years. This shows the weakness of the...

  • Article
  • Open Access
11 Citations
3,470 Views
16 Pages

Water pipe sediment removal should be implemented as an integral part of water mains maintenance in order to steadily supply consumers with drinking water of high quality. Considering the number of different water pipe sediment removal methods, the a...

  • Article
  • Open Access
15 Citations
3,301 Views
11 Pages

Research on Filling Strategy of Pipeline Multi-Layer Welding for Compound Narrow Gap Groove

  • Tie Yin,
  • Jinpeng Wang,
  • Hong Zhao,
  • Lun Zhou,
  • Zenghuan Xue and
  • Hehe Wang

29 August 2022

With the increase in transmission pressure and pipe diameter of long-distance oil and gas pipelines, automatic welding of the pipeline has become the mainstream welding method. The multi-layer and multi-pass welding path planning of large-diameter pi...

  • Article
  • Open Access
7 Citations
4,498 Views
21 Pages

In-Pipeline Processor Protection against Soft Errors

  • Ján Mach,
  • Lukáš Kohútka and
  • Pavel Čičák

The shrinking of technology nodes allows higher performance, but susceptibility to soft errors increases. The protection has been implemented mainly by lockstep or hardened process techniques, which results in a lower frequency, a larger area, and hi...

  • Article
  • Open Access
12 Citations
2,842 Views
19 Pages

28 April 2022

Pipeline spraying can be adopted for greatly improving spraying efficiency in hillside orchard spraying operations. However, residual phytosanitary product still remains in the pipeline after the completion of pipeline spraying operations. Currently,...

  • Article
  • Open Access
18 Citations
2,827 Views
16 Pages

An Indirect Method for Determining the Local Heat Transfer Coefficient of Gas Flows in Pipelines

  • Leonid Plotnikov,
  • Iurii Plotnikov,
  • Leonid Osipov,
  • Vladimir Slednev and
  • Vladislav Shurupov

25 August 2022

An indirect method and procedure for determining the local heat transfer coefficient in experimental studies on the intensity of heat transfer at a gas–surface interface is described. The article provides an overview of modern approaches and te...

  • Article
  • Open Access
37 Citations
7,917 Views
17 Pages

15 May 2019

This study investigated the effects of an electromagnetic field (EMF) on control of membrane fouling and scaling during desalination of brackish groundwater using a pilot reverse osmosis (RO) skid. The groundwater was primarily CaSO4 type with a tota...

  • Article
  • Open Access
11 Citations
8,959 Views
11 Pages

Simulation Studies Provide Evidence of Aerosol Transmission of SARS-CoV-2 in a Multi-Story Building via Air Supply, Exhaust and Sanitary Pipelines

  • Zhuona Zhang,
  • Xia Li,
  • Qin Wang,
  • Xiaoning Zhao,
  • Jin Xu,
  • Qinqin Jiang,
  • Sili Jiang,
  • Jiayun Lyu,
  • Shiqiang Liu and
  • Dongqun Xu
  • + 6 authors

A cross-layer non-vertical transmission of severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) occurred in a quarantine hotel in Guangzhou, Guangdong Province, China in June 2021. To explore the cross-layer transmission path and influencing...

  • Article
  • Open Access
1,498 Views
23 Pages

17 June 2025

Defect repair on custom-curved glulam beams is still performed manually because knots are irregular, numerous, and located on elements that cannot pass through linear production lines, limiting the scalability of timber-based architecture. This study...

  • Review
  • Open Access
42 Citations
14,356 Views
58 Pages

Opportunistic Pathogens in Drinking Water Distribution Systems—A Review

  • Mark W. LeChevallier,
  • Toby Prosser and
  • Melita Stevens

In contrast to “frank” pathogens, like Salmonella entrocolitica, Shigella dysenteriae, and Vibrio cholerae, that always have a probability of disease, “opportunistic” pathogens are organisms that cause an infectious disease in...

  • Article
  • Open Access
12 Citations
3,745 Views
20 Pages

Design and Experiment of Hydraulic Scouring System of Wide-Width Lotus Root Digging Machine

  • Yan Liu,
  • Yong Zhou,
  • Wen Lv,
  • Haidong Huang,
  • Guozhong Zhang,
  • Ming Tu and
  • Lin Huang

7 November 2021

In response to the problems of small working width and low operating efficiency of existing hydraulic scouring lotus root harvesters, a wide-width hydraulic scouring system was designed based on a wide-width self-propelled lotus root harvester. The m...

  • Article
  • Open Access
5 Citations
1,914 Views
12 Pages

Research on Optimization of Sulfur Solubility Testing Method for High-Sulfur Natural Gas

  • Ying Wan,
  • Li Wang,
  • Yan Yang,
  • Zhao Ding,
  • Daqing Tang,
  • Dihong Zhang and
  • Linling Zhang

13 June 2024

At present, the methods for sulfur solubility testing of high-sulfur natural gas generally use laboratory proportioning gas samples and then connect equipment to test the sulfur solubility of the gas samples based on the adsorption deposition mechani...