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Process Engineering Division – Instrumentation and Automation Section – Daily Question – Question from 2020-07-08: Short answer question: 172. What is a closed-loop system?
A portion or all of the output from the control system is fed back to the input side of the system using certain methods and devices. The feedback information is then compared with the original input information, and the result of this comparison is used to control the system.
“A closed-loop system is also known as a “feedback system”. “The symmetry of an “open-loop system”. A system in which the input affects the output, and at the same time is affected directly or indirectly by the output. Such systems have several closed loop structures. For example, a car and its driver constitute a closed-loop system. The driver adjusts the steering wheel as well as the accelerator and brakes, based on the vehicle’s speed and position, to ensure that the car stays on the correct route. Various social, economic, and management systems are all closed-loop systems. The closed loop is the fundamental pattern of all biological processes in nature and human socio-economic processes. In a closed-loop system, feedback information is derived from the system’s state and serves as the basis for making decisions; decisions are used to modify the system state, which in turn affects future decisions. This process is continuous and cyclical, making it difficult to precisely determine where this closed-loop process begins and where it ends. The subject of study in systems dynamics is generally closed-loop systems. ”
“A closed-loop system is also known as a “feedback system”. “The symmetry of an “open-loop system”. A system in which the input affects the output, and at the same time is affected directly or indirectly by the output. Such systems have several closed loop structures. For example, a car and its driver constitute a closed-loop system. The driver adjusts the steering wheel as well as the accelerator and brakes, based on the vehicle’s speed and position, to ensure that the car stays on the correct route. Various social, economic, and management systems are all closed-loop systems. The closed loop is the fundamental pattern of all biological processes in nature and human socio-economic processes. In a closed-loop system, feedback information is derived from the system’s state and serves as the basis for making decisions; decisions are used to modify the system state, which in turn affects future decisions. This process is continuous and cyclical, making it difficult to precisely determine where this closed-loop process begins and where it ends. The subject of study in systems dynamics is generally closed-loop systems. ”
“A closed-loop system is also known as a “feedback system”. “The symmetry of an “open-loop system”. A system in which the input affects the output, and at the same time is affected directly or indirectly by the output. Such systems have several closed loop structures. For example, a car and its driver constitute a closed-loop system. The driver adjusts the steering wheel as well as the accelerator and brakes, based on the vehicle’s speed and position, to ensure that the car stays on the correct route. Various social, economic, and management systems are all closed-loop systems. The closed loop is the fundamental pattern of all biological processes in nature and human socio-economic processes. In a closed-loop system, feedback information is derived from the system’s state and serves as the basis for making decisions; decisions are used to modify the system state, which in turn affects future decisions. This process is continuous and cyclical, making it difficult to precisely determine where this closed-loop process begins and where it ends. The subject of study in systems dynamics is generally closed-loop systems. ”
“A closed-loop system is also known as a “feedback system”. “The symmetry of an “open-loop system”. A system in which the input affects the output, and at the same time is affected directly or indirectly by the output. Such systems have several closed loop structures.
Systems with feedback that form closed loops
A closed-loop system, also known as a “feedback system”, is a system in which the input affects the output, and at the same time is influenced directly or indirectly by the output.
A system that feeds its output back to the input, thereby affecting the output.
A closed-loop system, also known as a “feedback system,” is the counterpart to an “open-loop system”; it is a system in which the input affects the output, while at the same time being influenced directly or indirectly by the output. Such systems have several closed loop structures. For example, a car and its driver constitute a closed-loop system. The driver adjusts the steering wheel as well as the accelerator and brakes, based on the vehicle’s speed and position, to ensure that the car stays on the correct route. Various social, economic, and management systems are all closed-loop systems. The closed loop is the fundamental pattern of all biological processes in nature and human socio-economic processes. In a closed-loop system, feedback information is derived from the system’s state and serves as the basis for making decisions; decisions are used to modify the system state, which in turn affects future decisions. This process is continuous and cyclical, making it difficult to precisely determine where this closed-loop process begins and where it ends. The subject of study in systems dynamics is generally closed-loop systems.
A feedback control system that outputs signals to the actuator based on the deviation between the actual value measured by the transmitter and the set value.