Related Experiment Video
Updated: Jul 7, 2026
06:04
Experimental Investigation of the Hierarchical Control in DC Microgrids Using a Real-time Simulator
Published on: February 14, 2025
Representing situation awareness in collaborative systems: a case study in the energy distribution domain
P M Salmon1, N A Stanton, G H Walker
1Human Factors Integration Defence Technology Centre (HFI-DTC), Brunel University, BIT Lab, School of Engineering and Design, Uxbridge, Middlesex, UK. paul.salmon@brunel.ac.uk
Ergonomics
|March 4, 2008
Summary
This study examined distributed situation awareness (DSA) in UK energy distribution teams. Findings suggest focusing on system coordination, not individuals, improves DSA for better system, procedure, and training design.
Area of Science:
- Human Factors
- Cognitive Systems Engineering
- Industrial Safety
Background:
- Distributed Situation Awareness (DSA) is crucial in collaborative industrial environments.
- Understanding DSA in real-world settings is essential for optimizing team performance.
- The UK energy distribution sector presents a complex environment for studying DSA.
Purpose of the Study:
- To investigate DSA within a collaborative, real-world industrial setting.
- To analyze the information networks, sharing, and salience in distributed teams.
- To discuss implications for DSA theory and practical design.
Main Methods:
- Conducted a naturalistic study in the UK energy distribution domain.
- Analyzed information used, shared, and its salience among agents.
- Examined the structure, quality, and content of network-level DSA.
Main Results:
- Identified specific DSA-related information utilized and shared by agents.
- Determined the salience of different information elements within the network.
- Characterized the structure, quality, and content of network DSA.
Conclusions:
- Focusing on coordinated system behavior, rather than individual analysis, enhances understanding of collaborative SA.
- Findings can inform the design of systems, procedures, and training programs.
- Effective DSA is critical for industrial teams, necessitating designs that facilitate its acquisition and maintenance.
Related Concept Videos
01:21Distributed Loads: Problem Solving
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...
01:25Power System Distribution
Power system distribution involves delivering electrical energy from power plants to consumers through a network of transmission and distribution systems. The process begins at power plants, where energy from coal, gas, nuclear, water, and wind is converted into electrical energy. These plants use three-phase generators, typically rated between 50 to 1300 MVA, with terminal voltages ranging from a few kV to 20 kV, depending on the size and age of the units.
The transmission system is designed...
The transmission system is designed...
01:14Conservation of Energy in Control Volume
Consider a turbine operating under steady-flow conditions. The control volume is drawn around the turbine, with fluid entering at one point and exiting at another. The turbine extracts energy from the fluid, which performs mechanical work (shaft work).
For steady flow systems, the time derivative of the stored energy becomes zero since there is no energy accumulation within the control volume. This simplifies the energy equation to:
For steady flow systems, the time derivative of the stored energy becomes zero since there is no energy accumulation within the control volume. This simplifies the energy equation to:
01:27State Space Representation
The frequency-domain technique, commonly used in analyzing and designing feedback control systems, is effective for linear, time-invariant systems. However, it falls short when dealing with nonlinear, time-varying, and multiple-input multiple-output systems. The time-domain or state-space approach addresses these limitations by utilizing state variables to construct simultaneous, first-order differential equations, known as state equations, for an nth-order system.
Consider an RLC circuit, a...
Consider an RLC circuit, a...
01:30Control of Power Flow
There are several methods to control power flow in power systems:
01:10Energy Diagrams - II
Energy diagrams are important to understand the dynamics of a system. The topology of an energy diagram helps illustrate the equilibrium points of the system.
The point in the energy diagram at which the system’s potential energy is the lowest is known as the local minima. The system tends to stay in this position indefinitely unless acted upon by a net force. The slope of the potential energy diagram at the local minima is zero, indicating that zero net force is acting on the system. The slope...
The point in the energy diagram at which the system’s potential energy is the lowest is known as the local minima. The system tends to stay in this position indefinitely unless acted upon by a net force. The slope of the potential energy diagram at the local minima is zero, indicating that zero net force is acting on the system. The slope...