Composition of ventilation ducts

Date: 2020-06-03

Composition of ventilation ducts In ventilation systems, tolerant ventilation pipes are used to feed or draw air. The cross section of the ventilation pipe is round and rectangular. In addition to the straight pipe, the ventilation pipe is made of elbows, back and forth bends, variable diameter bends, three-way, four-way and other pipe fittings according to the actual needs of the project. Various tuyere In order to send in or discharge air into the room, various types of air supply ports or air suction ports provided on the ventilation pipe are used to adjust the amount of air sent in or drawn out. There are many types of air outlets. The commonly used types are rectangular air outlets with mesh and strip grilles, equipped with linkage adjustment devices. Other types have no linkage adjustment devices. The tuyere is divided into single layer, double layer, three layer and different types of diffusers. valve Valves commonly used in ventilation and air-conditioning engineering include plug-in valves, butterfly valves, multi-leaf control valves, round flap start valves, bypass valves in air processing chambers, fire valves and check valves. silencer The resistance muffler, resistance muffler, resonance muffler and wide compound compound muffler used in air conditioning engineering. dust collector It is a kind of equipment for purifying air, generally divided into filter dust collector and electrostatic dust collector. Ventilator It is the machine that the compressed air flows in the mechanical ventilation system. Ventilator is the main equipment of ventilation and air-conditioning system. According to the construction principle, it is divided into axial flow fan and centrifugal fan. Hood It is used as the end of the exhaust system, and its role is to remove dirty air to the outside. According to its form: umbrella-shaped hood suitable for general mechanical exhaust system, conical hood suitable for dust removal system, simple hood suitable for natural exhaust system. Post time: Jun-03-2020

Prev : The expression of large diameter steel pipe diameter
Next : Characteristics of 3PE anti-corrosion steel pipe
Tags : drill pipe , ERW steel pipe manufacturer , api 51 line pipe

News

Latest news list

LSAW Steel Pipe Maintenance: Extend Pipeline Service Life

Installing a properly specified LSAW steel pipe does not eliminate the need for pipeline maintenance,Once a pipeline enters service,corrosion,coating deterioration,mechanical loading,ground movement,operating changes,and environmental exposure can gradually affect its condition,For large-diameter pipelines,a practical maintenance program should focus on identifying changes early and taking corrective action before a manageable condition develops into an integrity problem,The objective is not simply to inspect the pipe,It is to understand the condition of the complete pipeline system and respond based on evidence,
How LSAW Steel Pipe Performs in High-Pressure Pipeline Systems

High-pressure pipeline systems place demanding requirements on pipe material,dimensions,weld integrity,inspection,and operating conditions,For large-diameter pipelines,LSAW steel pipe can be an effective solution because its manufacturing process allows large outside diameters and substantial wall thicknesses to be produced from steel plate,However,selecting LSAW steel pipe for pressure service is not simply a matter of choosing a thicker wall,The pipe specification needs to match the actual design pressure,temperature,fluid,diameter,applicable code,and service environment,
How to Prevent LSAW Steel Pipe Corrosion in Water and Buried Pipeline Systems

LSAW steel pipe is widely used for large-diameter water transmission,buried pipelines,and other infrastructure projects where strength,dimensional control,and long-term service reliability are important,However,pipe strength alone does not prevent corrosion,For buried or water pipeline systems,corrosion protection should be considered from material selection and coating through transportation,field welding,installation,and long-term inspection,A coating system should also be selected according to the actual operating environment rather than simply by initial cost,
LSAW Steel Pipe Shipment: How a Large-Diameter Export Order Is Prepared

For a large-diameter LSAW steel pipe project,manufacturing is only one part of the delivery process,The pipe must meet the approved technical specification,pass the required inspections,receive the correct end preparation and surface protection,and reach the port in suitable condition for international transportation,A recent export order provides a practical example of how technical,quality and logistics activities need to work together before shipment,
LSAW Steel Pipe for Water Transmission: Design, Coating and Maintenance Guide

Large-diameter LSAW steel pipe is widely used for water transmission projects where high flow capacity,large diameters and project-specific wall thicknesses are required,Its longitudinal welded construction also allows manufacturers to produce pipe to defined dimensions and mechanical requirements,But selecting the right LSAW pipe is only one part of pipeline reliability,Hydraulic conditions,pressure transients,internal water quality,corrosion protection,field welding and installation all affect long-term performance,