Year: 2026

Small Air Compressor Belongs to Special Equipment

According to the catalogue of special equipment, small air compressors that meet the rated pressure ≥ 0.1MPa and the product of pressure and volume ≥ 2.5MPa · L are special equipment according to law and must be registered,…

What Industry Category Does the Compressor Crankshaft Belong?

Compressor crankshaft belongs to the subdivision field of "pump, Valve, compressor and similar machinery manufacturing" in general machinery manufacturing industry (National Standard C3421), and is the core moving part of reciprocating compressor, it has both special equipment parts…

Comparison between Screw Compressor and Scroll Compressor

This paper compares the working principles, applicable scenarios, energy efficiency characteristics and maintenance requirements of screw compressor and scroll compressor, and analyzes the typical application differences between the two in industrial refrigeration, commercial air conditioning and other fields,…