The National Speed Skating Stadium has the largest full-ice design in Asia, covering an area of 12,000 square meters. However, different sports have different requirements for the temperature of the ice surface. How can the huge ice surface meet the needs of various sports such as short-track speed skating, figure skating, and ice hockey at the same time? The secret lies in the "brain" of the ice-...
As ordinary people, we pray for world peace, hope that the war will end soon, and there will never be war in the world. Only self-improvement can keep away from war, and industrial automation is undoubtedly the only way to achieve this goal. PLC, also known as Programmable Logic Controller, as the name implies, is a control device and also has the function of editing. Its emergence is a practical ...
Looking back at the development history of PLC, its success is reflected in two aspects: one is to use a computer to analyze the logic control realized by relays in the past; the other is to use ladder logic programming, so that the original electrical engineering technicians can use their own original technology. Based on computer programming. PLC is a product under the background of industrial e...
Since the second half of 2021, industrial control brands such as Siemens, Honeywell, Schneider, and Omron have announced price increase notices. It can be seen from the product price increase notices announced by some manufacturers that the price increase range is quite wide. Compared with previous years, the number of price increases has increased, and the rate of increase has increased. In 2021,...