Valve testing that does not interfere with the production process

Partial Stroke Testing is a practice in many refineries that does not cause significant interference or failure of the valve test to the manufacturing process. The shut-off valve, which is normally activated by a solenoid valve, is in a safety circuit and is the operator's first choice f.......

Introduction to the piezoelectric pump

The concept of piezoelectric pump Piezo pump is a new type of fluid drive. It does not need additional drive motor, but the use of the piezoelectric ceramic piezoelectric effect of the piezoelectric deformation, and then by the deformation of the pump chamber volume change to achieve the fl.......

Application of Current Sensor Sampling in Servo Control System

Introduction Servo technology is a tracking and positioning control technology and an important part of electromechanical integration technology. It is widely used in automation equipment such as CNC machine tools and industrial robots. With the continuous expansion of modern industrial product.......

Three Surveillance Laboratory Laboratory Comparisons in Jiangsu

In order to ensure the accuracy and reliability of the laboratory on-site monitoring instrument monitoring results, according to the plan at the beginning of the year, on September 29th, Changshu CDC and Kunshan and Zhangjiagang CDC professionals performed the.......

High-end equipment manufacturing industry has "assisted in the sea"

As a high-end equipment manufacturing industry that is one of the strategic emerging industries, the development focus is on major complete sets of equipment manufacturing technologies, such as aerospace, marine engineering equipment and high-speed railway equipment. The wide application of ch.......

China's tire industry is not optimistic about the prospects

The rising prices of upstream raw materials have made it impossible for domestic companies to shift to the consumer end. At the same time, it has been difficult to explore overseas markets. The plight has led to a decline in the profits of the Chinese tire .......

Shell's largest grease production plant built in Zhuhai

On December 14, 2010, Shell China stated that Shell has built its world's largest grease production plant in Zhuhai. The plant is an addition to Shell's lubricant production base in Zhuhai.

The plant will produce lithium-based, lithium-calcium-based, lithium complex g.......