Profile of the Role Model Wang Yong, a member of the Communist Party of China, is the Deputy Director of the Beijing West Maintenance Workshop of the Beijing Railway Bureau Group Co., Ltd., and the leader of the “Wang Yong Innovation Studio.” He has received honors such as the Beijing Labor Model, the Capital Labor … Read more
Installing air conditioning units on high outdoor levels is extremely challenging and dangerous. Currently, AI robots face numerous challenges in completely replacing humans for outdoor high-rise air conditioning installation. Outdoor high-rise air conditioning installation is a complex and hazardous job that requires dealing with various complicated environments and situations. Air conditioning installers often work on … Read more
Profile of the Model Wang Yong, a member of the Communist Party of China, is the Deputy Director of the Beijing West Maintenance Workshop of the Beijing Railway Bureau Group Co., Ltd. and the leader of the “Wang Yong Innovation Studio.” He has received honors such as Beijing Labor Model, Capital Labor Medal, and Outstanding … Read more
Click to follow and unlock more PLC technology knowledge! Introduction Many newcomers to the industrial control field often wonder: since PLCs come with built-in relay outputs, why do we need to add an extra row of external relays to control contactors? Doesn’t this increase costs and complicate the system? In fact, there is profound electrical … Read more
Click the blue text Follow us The Level C maintenance work for Unit #3 at Jinyang Power Plant began in September 2025. This maintenance focuses on ensuring the safe and stable operation of the unit, with strict attention to operational safety and maintenance quality. Key maintenance projects are being tackled, and all work is progressing … Read more
Click the blue text to follow us Turbines, as widely used rotating machinery, play a critical role in various fields such as power generation, aerospace, and shipping. The stability and reliability of their operation directly relate to the safety and efficiency of the entire production system. The introduction of vibration sensors provides strong technical support … Read more
Click the blue text to follow usWith the rapid development of industrial automation, PLC (Programmable Logic Controller) control cabinets have been applied to various production equipment. However, the energy consumption of PLC control cabinets during operation has gradually become a topic of discussion. Reducing energy consumption can effectively lower production costs and contribute to environmental … Read more
Common parameters and PLC signal list for Mitsubishi systems
On September 1, the C-level maintenance work of Unit 6 at Fengcheng Power Plant reached a key milestone—the safe and successful completion of the A condensate pump installation task. This lifting operation is the largest hoisting task during the C maintenance of Unit 6, the first large equipment disassembly operation, and a standardized operation that … Read more
Essential Books for Mastering PLC （Download eBook link） PLC is an industrial microcomputer. When it malfunctions, the first step is to determine whether the issue lies with the PLC itself or the peripheral devices. If the PLC has a problem, the ERR light will often illuminate, or a red light will flash. The normal state … Read more