GB/T 37995-2019Rubber ring of main drive chain for wind turbine generator system (English PDF)

1 Scope

This standard specifies the terms and definitions, symbols, structural types and installation grooves of the rubber seals of the main drive train system of wind turbines.

Requirements, test methods, inspection rules, marking, packaging, storage and transportation.

This standard is applicable to wind turbines with a shaft diameter of 400mm~3920mm and a matching cavity diameter of 444mm~4000mm.

Non-protective lip rotating shaft lip seal for main drive chain system, lip seal with protective lip, profiled dust ring, single end face

V-rings and assembled end face V-rings (collectively referred to as seals).

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this article.

Pieces. For undated references, the latest edition (including all amendments) applies to this document.

GB/T 528 Determination of tensile stress-strain properties of vulcanized rubber or thermoplastic rubber

GB/T 529 Determination of tear strength of rubber or thermoplastic rubber (pants, right angles and crescents)

Rubber and rubber -- Determination of hardness of indented rubber - Part 1 . Shore hardness test method (Shore hardness )

GB/T 532 vulcanized rubber or thermoplastic rubber - Determination of bond strength

GB/T 1682 vulcanized rubber - Determination of low temperature brittleness - Single sample method

GB/T 1690 vulcanized rubber or thermoplastic rubber liquid test method

GB/T 2941 Rubber Physical Testing Methods General Procedures for Sample Preparation and Regulation

GB/T 3512 vulcanized rubber or thermoplastic rubber hot air accelerated aging and heat test

Rubber and rubber -- Determination of compression set - Part 1 . normal temperature and temperature conditions

Static tensile test of GB/T 7762 vulcanized rubber or thermoplastic rubber resistant to ozone cracking

GB/T 10125 artificial atmosphere corrosion test salt spray test

GB/T 13871.2 Sealing elements are elastomeric rotating shaft lip seals Part 2. Vocabulary

GB/T 13871.5 Sealing elements - Rotating shaft lip seals for elastomers - Part 5. Identification of defects

GB/T 15326 Rotary shaft lip seal appearance quality

GB/T 16585 vulcanized rubber artificial weathering (fluorescent ultraviolet lamp) test method

GB/T 17446 Fluid Transmission System and Component Vocabulary

Determination of tensile strength and elongation at break of HG/T 2580 rubber or plastic coated fabrics

HG/T 2729 vulcanized rubber and flakes - Determination of friction coefficient

3 Terms and definitions

The following terms and definitions as defined in GB/T 13871.2 and GB/T 17446 apply to this document.