Automation: Liberation of Human Hands

It is a dream that human beings never stop doing the most with the least people, the least physical strength. Therefore, there is automation, which is a "liberation of human hands" profession. In the 17th century, the guide car, clocks and wind mill control devices were the pioneers of the formation of automation technology; in the 18th century, British mechanic Watt invented centrifugal governor and connected it with the valve of the steam engine to form a closed-loop automatic control system for the speed of the steam engine; in the 19th century, British mathematician Babbage put forward the principle of program control; in the late 1950s, modern control theory was born. 。 So far, automation technology has been widely used in industry, agriculture, military, scientific research, transportation, business and even family. It can be said that where there are devices or equipment, automation is needed. With automation, human beings can be liberated from heavy manual labor and harsh and dangerous working environment. Labor productivity has been greatly improved, and the ability to understand and transform the world has been significantly enhanced.