External pressure ratio (P_dis/P_suc) is the key operating parameter of the compressor, which is affected by multiple factors such as inlet and exhaust pressure, gas physical properties, rotating speed and isentropic efficiency. This paper analyzes its physical meaning,…
Month: July 2026
This paper introduces the main standards GB/T 4980 and ISO 3744 of air compressor noise test, analyzes the significance of sound power level (LWA) as the core evaluation index, and explains the working condition requirements of noise detection,…
This paper introduces an oil-free air compressor manufacturer with independent research and development and large-scale production capacity, covering product application field, OEM customization capability and quality control system, helping enterprises to select reliable industrial compressor manufacturers.
The nitrogen storage tank with 2 cubic meters and 0.84MPa meets the three conditions of pressure ≥ 0.1MPa, volume ≥ 30L, and medium is gas. It belongs to legal special equipment and must be inspected and registered for…
The speed ratio of the main engine is a key parameter in the design of Screw Air Compressor. It refers to the speed ratio between the positive rotor and the negative rotor, which directly affects the volume efficiency,…
This paper introduces the transparent quotation structure of air compressor maintenance in Danling area, covering the cost standards of inspection, labor, accessories and urgent service, and emphasizes the after-sales service advantages such as localized response, original parts guarantee…
This paper provides a practical reference table for noise control of screw compressor, covering sound pressure level control objectives, ISO 3744 test basis, factory boundary and post noise reduction standards, and puts forward sound absorption, sound insulation, noise…
The oil recovery rate of screw compressor oil injection lubrication system is an important index to measure its operation economy and reliability. This paper analyzes the definition, influencing factors of oil recovery rate and its actual influence on…
The power of 0.5 m³/min air compressor is usually 3-7.5 kW, depending on the model (piston/screw/scroll), exhaust pressure and energy efficiency grade. This paper analyzes the relationship between exhaust volume and power, emphasizes the importance of effective matching…
This article introduces the market quotation range and selection points of oil-free screw type air compressor for the pharmaceutical industry in Hangzhou, covering GMP compliance, ISO Class 0 certification, clean pipeline integration and localization verification service support. It…