NB/T 31023-2012
Hydraulic caliper disc brake for speed-shaft of wind turbine generator systems (English Version)

Standard No.

NB/T 31023-2012

Language

Chinese, Available in English version

Release Date

2012

Published By

Professional Standard - Energy

Status

Be replaced 2021-10

Replace By

NB/T 31023-2021

Latest

NB/T 31023-2021

Scope

This standard specifies the terms and definitions, types, technical requirements, test methods and inspection rules of high-speed axis hydraulic dis brakes for horizontal axis wind turbines (hereinafter referred to as brakes). This standard is applicable to high-speed shaft hydraulic dis brakes of wind turbines with a wind turbine sweep area greater than or equal to 200m. Hydraulic dis brakes for motor rotors may be implemented with reference to this standard.

NB/T 31023-2012 Referenced Document

• GB/T 10125 Corrosion tests in artificial atmospheres—Salt spray tests*， 2021-08-20 Update
• GB/T 13306 Plates
• GB/T 13384 General specifications for packing of mechanical and electrical product
• GB/T 13452.2 Paints and varnishes.Determination of film thickness
• GB/T 15622 Hydraulic cylinder test method*， 2023-11-27 Update
• GB/T 15957-1995 Corrosivity classification of atmospheric environment
• GB/T 1972-2005 Disc spring
• GB/T 2900.53 Electrotechnical terminology Wind turbine generator systems
• GB/T 6461-2002 Methods for corrosion testing of metallic and other inorganic coatings on metallic substrates--Rating of test specimens and manufactured articles subjected to corrosion tests
• GB/T 9286 Paints and varnishes—Cross-cut test*， 2021-08-20 Update
• JB/T 10205 Hydraulic cylinder
• JB/T 5000.12-2007 Heavy mechanical general techniques and standards.Part 12: Paint
• JB/T 6540 Terminology of brake
• JB/T 7269-2007 Sintered metal frication materials run without lubricants.Determination of fricational characteristics
• JB/T 7858-2006 Method to determine cleanliness and acceptance criterions for hydraulic components

NB/T 31023-2012 history

• 2021 NB/T 31023-2021 Wind turbine main shaft disc brake
• 2012 NB/T 31023-2012 Hydraulic caliper disc brake for speed-shaft of wind turbine generator systems

NB/T 31023-2012 Hydraulic caliper disc brake for speed-shaft of wind turbine generator systems was changed to LST EN 60745-2-17-2011 Hand-held motor-operated electric tools - Safety -- Part 2-17: Particular requirements for routers and trimmers (IEC 60745-2-17:2010, modified).