NB/T 31115-2025 Active Industry standards-Energy

NB/T 31115-2025 Wind Farm Project: Design Specification for Offshore Submarine Transformer Station

Publish Date: 2025-12-18 Implement Date: 2026-06-18 For services related to genuine standard inquiry, procurement, translation, and other related services in China, please Contact Us

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Basic Information

Standard Code: NB/T 31115-2025

Standard Type: Industry standards

Standard Status: Active

is_force_gb: no

CCS Name: Power station project

ICS Name: Wind power generation systems and other energy sources

Publish Date: 2025-12-18

Implement Date: 2026-06-18

Scope

This standard applies to the design of fixed-type offshore step-up substations operating at voltage levels of 110 kV to 500 kV.

Development Information

Replace the following standards

NB/T 31115-2017 Wind power plant engineering design specification for 110kV to 220kV sea-based stepped-up substation

Related Standards

GB 17646-1998 Replaced

GB 17646-1998 Safety of small wind turbine generator systems

Publish Date: 1998-12-21

GB 18451.1-2001 Replaced

GB 18451.1-2001 Wind turbine generator systems—Safety requirements

Publish Date: 2001-09-15

GB/T 2900.53-2001 Active

GB/T 2900.53-2001 Electrotechnical terminology—Wind turbine generator systems

Publish Date: 2001-09-15

GB/T 18709-2002 Active

GB/T 18709-2002 Methodology of wind energy resource measurement for wind farm

Publish Date: 2002-04-28

GB/T 18710-2002 Active

GB/T 18710-2002 Methodology of wind energy resource assessment for wind farm

Publish Date: 2002-04-28

GB/T 4750-2002 Replaced

GB/T 4750-2002 Collection of standard design drawings for household anerobie digesters

Publish Date: 2002-07-02