Whether a 1-cubic-meter compressed air storage tank qualifies as special equipment hinges on pressure, volume, and medium parameters as defined in the national Catalogue of Special Equipment. This article analyzes the criteria for determination, compliance requirements, and management…
Industrial Safety
Vibration standards for screw compressors serve as the cornerstone for ensuring the stable operation of industrial equipment. This paper systematically reviews the key parameters of vibration measurement, commonly used measurement locations, and internationally recognized evaluation criteria, while providing…
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How should a pressure vessel on an air compressor be handled when its service life has expired?
Air compressor receiver tanks are classified as pressure vessels; continuing to operate them beyond their prescribed service life poses significant safety risks. This article provides a detailed analysis of the criteria for determining a receiver tank’s service life,…
Do Class II pressure vessels qualify as special equipment? The answer is yes. According to relevant national safety regulations, any pressure vessel that meets specific criteria for pressure, volume, and working medium is included in the unified regulatory…
As a common type of pressure vessel, air receivers do not have a fixed service life; their design life typically ranges from ten to twenty years. In practice, their actual service life is influenced by multiple factors, including…
Air compressors in certain industrial settings face risks of flammability and explosion, making explosion-proof modifications and designs essential. This article provides a detailed analysis of the operating principles of explosion-proof air compressors, key explosion‑proof measures, relevant certification standards,…
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What are the common standards for industrial compressed air? A review of quality, safety, and acceptance criteria.
This paper reviews common standards for industrial compressed air, covering quality grading, system safety requirements, and acceptance‑test criteria. It helps enterprises navigate international and national standard systems, understand the testing requirements for key parameters such as dew point…
Pneumatic tools must be supplied with dry, clean compressed air. Moisture ingress can cause component corrosion, lubricant degradation, and even ice formation and blockage in the air lines. This article provides a detailed analysis of the detrimental effects…
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