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Related Concept Videos

Modeling with Differential Equations01:25

Modeling with Differential Equations

Population dynamics can be described mathematically by considering the population size P(t) as a function of time. The rate of change of the population is then represented by the derivative of P(t). A simple assumption is that the rate of growth is proportional to the size of the population itself. This leads to an exponential growth model, where the population increases rapidly without bound. While this is a useful first approximation, it does not reflect realistic long-term...
Application of Differentiation to Business01:29

Application of Differentiation to Business

Calculus offers essential techniques for businesses seeking to optimize pricing strategies and revenue. In this case, a bakery wants to determine the ideal price and daily sales volume to maximize revenue. By modeling how changes in price affect demand and revenue, the bakery can apply calculus to make data-driven decisions.The demand function relates the price per cupcake to the number of cupcakes sold and captures how lower prices increase sales. Based on market data, the demand function can...
Le Chatelier's Principle: Changing Concentration02:27

Le Chatelier's Principle: Changing Concentration

A system at equilibrium is in a state of dynamic balance, with forward and reverse reactions taking place at equal rates. If an equilibrium system is subjected to a change in conditions that affects these reaction rates differently (a stress), then the rates are no longer equal and the system is not at equilibrium. The system will subsequently experience a net reaction in the direction of a greater rate (a shift) that will re-establish the equilibrium. This phenomenon is summarized by Le...
Parameters Affecting Nonlinear Elimination: Zero-Order Input, First-Order Absorption and Two-Compartment Model01:13

Parameters Affecting Nonlinear Elimination: Zero-Order Input, First-Order Absorption and Two-Compartment Model

Drugs administered through various routes can lead to nonlinear elimination, resulting in complex pharmacokinetic behaviors crucial to understanding efficacious drug dosing.
When a drug is administered through a constant intravenous infusion and eliminated via nonlinear pharmacokinetics, it follows zero-order input. For example, oral drugs undergo first-order absorption upon administration and are eliminated through nonlinear pharmacokinetics.
In the case of subcutaneously administered drugs,...
Reducing Line Loss01:18

Reducing Line Loss

In a three-phase circuit, line loss is an indicator of energy dissipated as heat due to the resistance of transmission lines. To address this, incorporating transformers into the system—a step-up transformer at the source and a step-down transformer at the load—is a strategic solution. Two three-phase transformers are introduced to improve this.
With a step-up transformer at the source, the voltage is increased, thereby reducing the current in the transmission lines since power loss in...
The Power Flow Problem and Solution01:26

The Power Flow Problem and Solution

Power flow problem analysis is fundamental for determining real and reactive power flows in network components, such as transmission lines, transformers, and loads. The power system's single-line diagram provides data on the bus, transmission line, and transformer. Each bus k in the system is characterized by four key variables: voltage magnitude Vk​, phase angle δk​, real power Pk​, and reactive power Qk​. Two of these four variables are inputs, while the power flow program computes the...

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Related Experiment Video

Updated: May 26, 2026

Evaluating the Effect of Roadside Parking on a Dual-Direction Urban Street
14:55

Evaluating the Effect of Roadside Parking on a Dual-Direction Urban Street

Published on: January 20, 2023

Reducing queues: demand and capacity variations.

Henrik Eriksson1, Ing-Marie Bergbrant, Ingela Berrum

  • 1Chalmers University of Technology, Gothenburg, Sweden. henrik.eriksson@chalmers.se

International Journal of Health Care Quality Assurance
|December 30, 2011
PubMed
Summary

Healthcare queues can be reduced without extra resources by matching demand with capacity and improving patient flow. Sustained improvements in accessibility are possible by focusing on existing solutions and efficient processes.

Related Experiment Videos

Last Updated: May 26, 2026

Evaluating the Effect of Roadside Parking on a Dual-Direction Urban Street
14:55

Evaluating the Effect of Roadside Parking on a Dual-Direction Urban Street

Published on: January 20, 2023

Area of Science:

  • Healthcare Management
  • Operations Research in Healthcare
  • Service Quality Management

Background:

  • Reducing patient waiting times is crucial for improving healthcare accessibility and service quality.
  • Sustaining reduced waiting lists without increasing resources presents a significant operational challenge.
  • Existing literature offers limited insights into the long-term maintenance of shorter clinic queues.

Purpose of the Study:

  • To investigate methods for reducing healthcare waiting lists without additional resource allocation.
  • To identify factors that enable the sustained reduction of patient waiting times.
  • To contribute practical knowledge on improving healthcare accessibility through queue management.

Main Methods:

  • Action research methodology employed to study queue reduction.
  • Case selection based on successful and sustained queue length reduction.
  • Focus on practical implementation and observation of changes.

Main Results:

  • Significant reduction in outpatient waiting lists for two clinics, enhancing accessibility.
  • Successful implementation of strategies to align healthcare demand with service capacity.
  • Demonstrated ability to sustain queue length improvements over time.

Conclusions:

  • Accessible healthcare is achievable by optimizing existing systems and processes.
  • Queue reduction strategies should integrate knowledge of accessibility theories, demand-capacity monitoring, and patient processing improvements.
  • Further research is needed to generalize findings, but the study offers valuable insights into sustaining reduced waiting lists.