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Steady state

Index Steady state

In systems theory, a system or a process is in a steady state if the variables (called state variables) which define the behavior of the system or the process are unchanging in time. [1]

62 relations: Alternating current, Ancient Greek, Asymptote, Attractor, Carrying capacity, Chemical engineering, Chemistry, Claude Bernard, Constant envelope, Consumption (economics), Control theory, Depreciation (economics), Discrete time and continuous time, Dynamic equilibrium, Dynamical system, Ecological footprint, Economic equilibrium, Economic growth, Electric power system, Engine test stand, Engineering, Equilibrium mode distribution, Equilibrium point, Evolutionary economics, Finite difference, Fluid, Frequency, Growth curve (statistics), Herman Daly, Homeostasis, Investment (macroeconomics), Limit cycle, List of types of equilibrium, Mass balance, Milieu intérieur, Optical fiber, Organism, Partial derivative, Pendulum clock, Physical capital, Polyphase system, Population dynamics, Process theory, Reversible reaction, Robert Solow, Simulation, State function, State variable, Steady State theory, Steady-state economy, ..., Stochastic, System, Systems theory, The Limits to Growth, Thermodynamic equilibrium, Thermodynamic state, Thermodynamics, Transient (oscillation), Transient state, Trevor Swan, Vibration, Voltage. Expand index (12 more) »

Alternating current

Alternating current (AC) is an electric current which periodically reverses direction, in contrast to direct current (DC) which flows only in one direction.

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Ancient Greek

The Ancient Greek language includes the forms of Greek used in ancient Greece and the ancient world from around the 9th century BC to the 6th century AD.

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Asymptote

In analytic geometry, an asymptote of a curve is a line such that the distance between the curve and the line approaches zero as one or both of the x or y coordinates tends to infinity.

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Attractor

In the mathematical field of dynamical systems, an attractor is a set of numerical values toward which a system tends to evolve, for a wide variety of starting conditions of the system.

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Carrying capacity

The carrying capacity of a biological species in an environment is the maximum population size of the species that the environment can sustain indefinitely, given the food, habitat, water, and other necessities available in the environment.

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Chemical engineering

Chemical engineering is a branch of engineering that uses principles of chemistry, physics, mathematics and economics to efficiently use, produce, transform, and transport chemicals, materials and energy.

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Chemistry

Chemistry is the scientific discipline involved with compounds composed of atoms, i.e. elements, and molecules, i.e. combinations of atoms: their composition, structure, properties, behavior and the changes they undergo during a reaction with other compounds.

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Claude Bernard

Claude Bernard (12 July 1813 – 10 February 1878) was a French physiologist.

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Constant envelope

Constant envelope is achieved when a sinusoidal waveform reaches equilibrium in a specific system.

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Consumption (economics)

Consumption is the process in which consumers (customers or buyers) purchase items on the market.

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Control theory

Control theory in control systems engineering deals with the control of continuously operating dynamical systems in engineered processes and machines.

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Depreciation (economics)

In economics, depreciation is the gradual decrease in the economic value of the capital stock of a firm, nation or other entity, either through physical depreciation, obsolescence or changes in the demand for the services of the capital in question.

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Discrete time and continuous time

In mathematics and in particular mathematical dynamics, discrete time and continuous time are two alternative frameworks within which to model variables that evolve over time.

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Dynamic equilibrium

In chemistry, a dynamic equilibrium exists once a reversible reaction ceases to change its ratio of reactants/products, but substances move between the chemicals at an equal rate, meaning there is no net change.

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Dynamical system

In mathematics, a dynamical system is a system in which a function describes the time dependence of a point in a geometrical space.

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Ecological footprint

The ecological footprint measures human demand on nature, i.e., the quantity of nature it takes to support people or an economy.

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Economic equilibrium

In economics, economic equilibrium is a state where economic forces such as supply and demand are balanced and in the absence of external influences the (equilibrium) values of economic variables will not change.

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Economic growth

Economic growth is the increase in the inflation-adjusted market value of the goods and services produced by an economy over time.

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Electric power system

An electric power system is a network of electrical components deployed to supply, transfer, and use electric power.

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Engine test stand

An engine test stand is a facility used to develop, characterize and test engines.

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Engineering

Engineering is the creative application of science, mathematical methods, and empirical evidence to the innovation, design, construction, operation and maintenance of structures, machines, materials, devices, systems, processes, and organizations.

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Equilibrium mode distribution

The equilibrium mode distribution of light travelling in an optical waveguide or fiber, is the distribution of light that is no longer changing with fibre length or with input modal excitation.

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Equilibrium point

In mathematics, specifically in differential equations, an equilibrium point is a constant solution to a differential equation.

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Evolutionary economics

Evolutionary economics is part of mainstream economics as well as a heterodox school of economic thought that is inspired by evolutionary biology.

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Finite difference

A finite difference is a mathematical expression of the form.

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Fluid

In physics, a fluid is a substance that continually deforms (flows) under an applied shear stress.

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Frequency

Frequency is the number of occurrences of a repeating event per unit of time.

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Growth curve (statistics)

The growth curve model in statistics is a specific multivariate linear model, also known as GMANOVA (Generalized Multivariate ANalysis-Of-VAriance).

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Herman Daly

Herman Edward Daly (born July 21, 1938) is an American ecological and Georgist economist and emeritus professor at the School of Public Policy of University of Maryland, College Park in the United States.

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Homeostasis

Homeostasis is the tendency of organisms to auto-regulate and maintain their internal environment in a stable state.

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Investment (macroeconomics)

In macroeconomics, investment is the amount of goods purchased per unit time which are not consumed at the present time.

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Limit cycle

In mathematics, in the study of dynamical systems with two-dimensional phase space, a limit cycle is a closed trajectory in phase space having the property that at least one other trajectory spirals into it either as time approaches infinity or as time approaches negative infinity.

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List of types of equilibrium

This is a list of various types of equilibrium, the condition of a system in which all competing influences are balanced.

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Mass balance

A mass balance, also called a material balance, is an application of conservation of mass to the analysis of physical systems.

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Milieu intérieur

Milieu intérieur or interior milieu, from the French, milieu intérieur (the internal environment), is a phrase coined by Claude Bernard to refer to the extra-cellular fluid environment, more particularly the interstitial fluid, and its physiological capacity to ensure protective stability for the tissues and organs of multicellular organism.

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Optical fiber

An optical fiber or optical fibre is a flexible, transparent fiber made by drawing glass (silica) or plastic to a diameter slightly thicker than that of a human hair.

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Organism

In biology, an organism (from Greek: ὀργανισμός, organismos) is any individual entity that exhibits the properties of life.

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Partial derivative

In mathematics, a partial derivative of a function of several variables is its derivative with respect to one of those variables, with the others held constant (as opposed to the total derivative, in which all variables are allowed to vary).

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Pendulum clock

A pendulum clock is a clock that uses a pendulum, a swinging weight, as its timekeeping element.

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Physical capital

In economics, physical capital or just capital is a factor of production (or input into the process of production), consisting of machinery, buildings, computers, and the like.

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Polyphase system

A polyphase system is a means of distributing alternating-current electrical power where the power transfer is constant.

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Population dynamics

Population dynamics is the branch of life sciences that studies the size and age composition of populations as dynamical systems, and the biological and environmental processes driving them (such as birth and death rates, and by immigration and emigration).

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Process theory

A process theory is a system of ideas that explains how an entity changes and develops.

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Reversible reaction

A reversible reaction is a reaction where the reactants form products, which react together to give the reactants back.

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Robert Solow

Robert Merton Solow, GCIH (born August 23, 1924), is an American economist, particularly known for his work on the theory of economic growth that culminated in the exogenous growth model named after him.

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Simulation

Simulation is the imitation of the operation of a real-world process or system.

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State function

In thermodynamics, a state function or function of state is a function defined for a system relating several state variables or state quantities that depends only on the current equilibrium state of the system, for example a gas, a liquid, a solid, crystal, or emulsion.

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State variable

A state variable is one of the set of variables that are used to describe the mathematical "state" of a dynamical system.

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Steady State theory

In cosmology, the Steady State theory is an alternative to the Big Bang model of the evolution of our universe.

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Steady-state economy

A steady-state economy is an economy consisting of a constant stock of physical wealth (capital) and a constant population size.

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Stochastic

The word stochastic is an adjective in English that describes something that was randomly determined.

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System

A system is a regularly interacting or interdependent group of items forming an integrated whole.

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Systems theory

Systems theory is the interdisciplinary study of systems.

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The Limits to Growth

The Limits to Growth (LTG) is a 1972 report on the computer simulation of exponential economic and population growth with a finite supply of resources.

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Thermodynamic equilibrium

Thermodynamic equilibrium is an axiomatic concept of thermodynamics.

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Thermodynamic state

For thermodynamics, a thermodynamic state of a system is its condition at a specific time, that is fully identified by values of a suitable set of parameters known as state variables, state parameters or thermodynamic variables.

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Thermodynamics

Thermodynamics is the branch of physics concerned with heat and temperature and their relation to energy and work.

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Transient (oscillation)

A transient event is a short-lived burst of energy in a system caused by a sudden change of state.

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Transient state

A system is said to be in a transient state when a process variable or variables have been changed and the system has not yet reached a steady state.The time taken for the circuit to change from one steady state to another steady state is called the transient time. Transient analysis KVL and KCL to circuits containing energy storage elements results in differential.

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Trevor Swan

Trevor Winchester Swan (14 January 1918 – 15 January 1989) was an Australian economist.

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Vibration

Vibration is a mechanical phenomenon whereby oscillations occur about an equilibrium point.

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Voltage

Voltage, electric potential difference, electric pressure or electric tension (formally denoted or, but more often simply as V or U, for instance in the context of Ohm's or Kirchhoff's circuit laws) is the difference in electric potential between two points.

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Steady State, Steady State (Thermodynamics), Steady state concentration, Steady state process, Steady-state, Steady-state condition.

References

[1] https://en.wikipedia.org/wiki/Steady_state

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