Standards

NB/T 10999-2022 The specification for the valuation of the bill of quantities for offshore wind farm projects

This document specifies the requirements for the preparation of the bill of quantities and the pricing of the bill of quantities for offshore wind farm projects, and stipulates the format of the bill of quantities and the pricing format of the bill of quantities. This document is applicable to the pricing activities during the contracting and contract performance of offshore wind farm projects.

Publish Date: 2022-11-04

NB/T 10994-2022 Offshore wind turbine unit external platform lifting equipment specification

Publish Date: 2022-11-04

NB/T 35019-2022 Horizontal hydraulic lifting device series parameters

This document specifies the types and series parameters of horizontal hydraulic gate valves. This document is applicable to horizontal hydraulic gate valves used in hydropower, water conservancy, water transportation, landscape and other projects to operate herringbone gates, straight gates, triangular gates, horizontal sliding gates, and swing gates.

Publish Date: 2022-11-04

NB/T 10993-2022 Wind turbine unit welded frame

Publish Date: 2022-11-04

NB/T 11017-2022 Photovoltaic power generation engineering quantity bill of quantities pricing specification

This document specifies the requirements for the preparation of the bill of quantities and pricing of photovoltaic power generation projects, and stipulates the format of the bill of quantities and the pricing format of the bill of quantities. This document is applicable to the pricing activities during the contracting and contract performance of photovoltaic power generation projects.

Publish Date: 2022-11-04

NB/T 10992-2022 The method for determining the reduction factor for the generation capacity of wind turbines

Publish Date: 2022-11-04

NB/T 11007-2022 Water power engineering steel gate technical specification

This document specifies the classification and marking of steel gates for hydropower projects, general technical conditions, special technical conditions, testing and acceptance, marking, packaging, transportation, and storage. This document is applicable to plane gates, curved gates, herringbone gates, and silt traps in hydropower projects. Other types of steel gates can be implemented with reference to this document.

Publish Date: 2022-11-04

NB/T 10991-2022 NB/T 10991-2022 Wind Turbine Generator Set Tower Elevator

Publish Date: 2022-11-04

NB/T 11015-2022 Design specifications for asphalt concrete slabs and core walls of earth-rockfill dam

This standard applies to the design of asphalt concrete panels and core walls for earth and rock dams in new, renovated, and expanded hydropower projects.

Publish Date: 2022-11-04

NB/T 10990-2022 The anti-corrosion design requirements for the pitch control system of offshore wind turbines

Publish Date: 2022-11-04

NB/T 11004-2022 NB/T 11004-2022 Specification for acceptance test procedures for hydroturbine and waterpump-turbine models

This document specifies the criteria for the acceptance test of hydraulic turbine and pump-turbine models, which is used to verify whether the hydraulic performance indicators of the hydraulic turbine and pump-turbine meet the guaranteed values in the contract. This document is applicable to the acceptance test of hydraulic turbine and pump-turbine hydraulic performance models. This document does not involve other aspects of the performance of hydraulic turbines and pump-turbines, such as structure, strength, and materials, unless these performances affect the measurement of hydraulic performance and the verification of guaranteed values.

Publish Date: 2022-11-04

NB/T 10989-2022 Anti-corrosion Design Requirements for the Yawing System of Offshore Wind Turbine Units

Publish Date: 2022-11-04