Phép kiểm tra siêu âm độ cứng

Deciphering motor mechanics, PID closed-loop control, and magnetic-coupling physics for suspended cell samples and shear-sensitive solutions.

By mastering degradation mechanisms and implementing proper maintenance techniques, technicians can fully restore electrode sensitivity, ensuring stable equipment operation and significantly extending replacement cycles.

Many laboratories still rely on older-generation hotplates equipped with mechanical control knobs, the markings on which have long since faded. Technicians are often forced to stand by and constantly monitor temperatures; samples are frequently prone to localized overheating which compromises the accuracy of analytical results while the risk of spilled solvents seeping into the control circuitry poses a constant threat of equipment failure. In recent years, there have been significant advancements in microprocessor technology, heating plate materials, and magnetic stirring systems. This article addresses all technical questions to consider when evaluating the replacement of such equipment

A Rogowski coil produces a voltage related to the rate of change of enclosed current. Integration converts that signal to one proportional to current, but the method does not operate at DC.

Decree No. 08/2022/ND-CP (updated and amended by Decree No. 48/2026/ND-CP) sets strict regulations on emissions monitoring and administrative penalties for business, production, and service establishments.