NB/T 42031-2014
Technical conditions for biomass boiler screw feeding device (English Version)

Standard No.

NB/T 42031-2014

Language

Chinese, Available in English version

Release Date

2014

Published By

Professional Standard - Energy

Latest

NB/T 42031-2014

Scope

This standard specifies the technical requirements and main performance indicators of the spiral feeding device in front of the biomass boiler (referred to as the feeding device) in terms of design, manufacturing, assembly, inspection, installation, testing, paint packaging, and acceptance. 'This standard applies to the double-spiral and single-spiral feeding devices in front of the direct-fired boilers with a rated evaporation capacity not greater than 220t/h, or a rated thermal power not greater than 168MW, using solid biomass as fuel.

NB/T 42031-2014 Referenced Document

• GB 5226.1 Safety of machinery--Electrical equipment of machines--Part 1: General requirements*， 2019-06-04 Update
• GB 755 Rotating electrical machines.Rating and performance
• GB/T 13306 Plates
• GB/T 15706-2012 Safety of machinery.General principles for design.Risk assessment and risk reduction
• GB/T 23571 Compilation of Random Technical Documents for Metal Cutting Machine Tools
• GB/T 699 Quality carbon structure steels*， 2015-12-10 Update
• GB/T 700 Carbon structural steels
• GB/T 8492 Heat-resistant steel and alloy castings for general applications*， 2014-09-03 Update
• JB/T 1615 Technical specification for painting and packaging of boiler
• JB/T 5000.3-2007 Heavy mectlanical general techniqueg.Part 3: And standards welding
• JB/T 5363-2007 Screw feede.Technical requirements
• JB/T 5994 General technical requirements for assembly
• JB/T 6331.2 Method for measuring noise of foundry machinery. Determination of sound pressure level
• NB/T 47038 Constant force spring support hanger

NB/T 42031-2014 history

• 2014 NB/T 42031-2014 Technical conditions for biomass boiler screw feeding device