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Related Concept Videos

Distributed Loads01:19

Distributed Loads

939
Distributed loads are a common type of load that engineers and scientists encounter in various practical situations. Distributed loads often refer to a type of load spread over a surface or a structure and can be modeled as continuous force per unit area.
For example, consider a bookshelf filled with books stacked vertically adjacent to each other. The weight of the books is evenly distributed over the length of the shelf. As a result, the pressure at different locations on the surface of the...
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Distributed Loads: Problem Solving01:21

Distributed Loads: Problem Solving

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Beams are structural elements commonly employed in engineering applications requiring different load-carrying capacities. The first step in analyzing a beam under a distributed load is to simplify the problem by dividing the load into smaller regions, which allows one to consider each region separately and calculate the magnitude of the equivalent resultant load acting on each portion of the beam. The magnitude of the equivalent resultant load for each region can be determined by calculating...
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Transformers in Distribution System01:27

Transformers in Distribution System

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Transformers in distribution systems can be broadly categorized into distribution substation transformers and other distribution transformers. They are crucial for stepping down high transmission voltages to levels suitable for distribution and end-user applications.
Distribution substation transformers come in various ratings and typically use mineral oil for insulation and cooling. To prevent moisture and air from entering the oil, some transformers use an inert gas like nitrogen to fill the...
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Short-distance Transport of Resources02:12

Short-distance Transport of Resources

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Short-distance transport refers to transport that occurs over a distance of just 2-3 cells, crossing the plasma membrane in the process. Small uncharged molecules, such as oxygen, carbon dioxide, and water, can diffuse across the plasma membrane on their own. In contrast, ions and larger molecules require the assistance of transport proteins due to their charge or size. Transport across membranes also occurs within individual cells, playing a variety of essential roles for the plant as a whole.
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Design Example: Alignment of a Road Line Using GIS01:17

Design Example: Alignment of a Road Line Using GIS

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The alignment of a road line using Geographic Information Systems (GIS) is a critical process in civil engineering, combining advanced technology with practical decision-making. This methodology begins with the collection of geospatial data, including information on land cover, geomorphology, drainage patterns, slope, and contour details. Such data is typically acquired through satellite imagery and GIS tools, offering a comprehensive understanding of the terrain.Once the data is gathered, it...
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Maximum Power Flow and Line Loadability01:23

Maximum Power Flow and Line Loadability

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The maximum power flow for lossy transmission lines is derived using ABCD parameters in phasor form. These parameters create a matrix relationship between the sending-end and receiving-end voltages and currents, allowing the determination of the receiving-end current. This relationship facilitates calculating the complex power delivered to the receiving end, from which real and reactive power components are derived.
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Related Experiment Video

Updated: Jan 13, 2026

The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy
11:53

The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy

Published on: October 14, 2017

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Human-led truck platooning with lane-changing capability for more efficient logistics: a framework and

Jia Hu1, Yongwei Feng2, Mingyue Lei1

  • 1Key Laboratory of Road and Traffic Engineering of the Ministry of Education, Tongji University, Shanghai, China.

Communications Engineering
|January 7, 2026
PubMed
Summary

Human-led truck platooning now includes lane-changing, enhancing logistics efficiency and safety. This method leverages expert drivers for complex scenarios, reducing labor costs and enabling large-scale implementation.

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Last Updated: Jan 13, 2026

The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy
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The Modular Design and Production of an Intelligent Robot Based on a Closed-Loop Control Strategy

Published on: October 14, 2017

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Area of Science:

  • Logistics and Transportation Engineering
  • Autonomous Systems
  • Supply Chain Management

Background:

  • Truck platooning offers efficiency gains but faces safety and economic hurdles.
  • Current human-led platooning lacks lane-changing, limiting logistical optimization.
  • Expert human drivers can address safety concerns in complex driving scenarios.

Purpose of the Study:

  • To develop a human-led truck platooning system with lane-changing capabilities.
  • To integrate human driver expertise for enhanced safety and efficiency in platoons.
  • To enable large-scale commercial deployment of advanced truck platooning.

Main Methods:

  • A human-led platooning system where a skilled driver controls the lead truck.
  • Automated following trucks execute cruise, lane-change, and obstacle avoidance maneuvers.
  • Leveraging human expertise for managing challenging, long-tail driving events.

Main Results:

  • Successful implementation in commercial operations at Shanghai Yangshan Port.
  • Achieved an annual transport volume of 200,000 Twenty-foot Equivalent Units (TEUs).
  • Demonstrated capability for cruising, lane-changing, and obstacle avoidance.

Conclusions:

  • Human-led truck platooning with lane-changing is feasible and effective.
  • This approach mitigates safety risks and reduces labor costs.
  • Paves the way for reshaping freight transport through scalable platooning solutions.