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GB/T 36996-2018Permanent magnet disc coreless generator for wind turbines (English PDF)

风力发电机组用永磁盘式无铁芯发电机

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

December 28, 2018

Implementation date

July 1, 2019

Scope

GB/T 36996-2018 is the English-translated version of 风力发电机组用永磁盘式无铁芯发电机.

GB/T 36996-2018 covers permanent magnet disc-type coreless generators used in wind turbines rated from 0.3 kW to 100 kW, built as three-phase AC synchronous machines.

It defines the model designation, rated power, cooling method, mounting arrangement, number of outlets and rated speed.

Its technical requirements include environmental conditions, insulation resistance, cold DC resistance, withstand voltage, interturn insulation, overspeed, starting resistance torque, bearing temperature, efficiency, no-load and load characteristic curves, overload, short-circuit mechanical strength, protection level, vibration, noise, electromagnetic compatibility and safety, each with its test method.

It also gives factory and type inspection rules and requirements for marking, packaging, the instruction manual and the warranty. It was issued on 28 December 2018 and has applied since 1 July 2019.

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Document preview — GB/T 36996-2018

National Standard of the People's Republic of China

ICS: 27.180
Classification: F 11

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

Foreword
1 Scope
2 Normative references
3 Terms and Definitions
4 type and basic parameters
4.1 Model and its meaning
4.2 rated power
4.3 Cooling method
4.4 Structure and installation method
4.5 Quota
4.6 Number of outlets
4.7 rated power and rated speed
5 Technical requirements
5.1 Environmental conditions
5.2 Appearance structure
5.3 Insulation resistance
5.4 Cold DC resistance
5.5 withstand voltage
5.6 Interturn insulation
5.7 Speed and requirements
5.8 Overspeed
5.9 Generator starting resistance torque
5.10 Bearing temperature
5.11 Efficiency
5.12 No-load characteristic curve
5.13 Load characteristic curve
5.14 Overload
5.15 Short circuit mechanical strength
5.16 Protection level
5.17 Vibration
5.18 Noise
5.19 Electromagnetic Compatibility
5.20 Security
6 Test method
6.1 Test Preparation
6.2 Appearance structure
6.3 Insulation resistance
6.4 Cold DC resistance
6.5 withstand voltage
6.6 Interturn insulation
6.7 Speed and requirements
6.8 Overspeed test
6.9 Starting resistance torque
6.10 Bearing temperature
6.11 Efficiency
6.12 No-load characteristic curve
6.13 Load characteristic curve
6.14 Overload test
6.15 Short-circuit mechanical strength test
6.16 Shell protection level test
6.17 Vibration
6.18 Noise
6.19 Electromagnetic compatibility
6.20 Security
6.21 Environmental Test
7 Inspection rules
7.1 Inspection Category
7.2 Factory inspection and determination rules
7.3 Type inspection and determination rules
8 Logo, packaging
9 Instruction manual, warranty
9.1 Instruction Manual
9.2 Warranty

Foreword

This standard was drafted in accordance with the rules given in GB/T 1.1-2009.

1 Scope

This standard specifies the terms and definitions, types and basic parameters, technical requirements, and the basic parameters and technical requirements of permanent disk type ironless generators for wind turbines. Test methods, inspection rules, marking, packaging, instructions for use, warranty.

This standard applies to permanent disk type ironless generators (hereinafter referred to as generators) for wind turbines of 0.3kW~100kW. Power generation The type of the machine is a three-phase AC synchronous generator.

2 Normative references

The following documents are indispensable for the application of this document. For dated references, only dated versions apply to this document. For undated references, the latest edition (including all amendments) applies to this document.

GB/T 755 rotary motor rating and performance

Classification of GB/T 997 rotary motor structure type, installation type and junction box position (IM code)

GB/T 1029 three-phase synchronous motor test method

GB/T 4942.1 Classification of the degree of protection (IP code) of the overall structure of the rotating electrical machine

GB 5226.1 Mechanical electrical safety machinery and electrical equipment - Part 1: General technical conditions

GB/T 9969 General guidelines for the use of industrial products

GB/T 10068 Measurement, evaluation and limits of mechanical vibration of motors with shaft heights up to 56 mm and above

GB/T 10069.1 Determination of noise and noise - Part 1

GB/T 10069.3 Determination of noise and noise - Part 3: Noise limit

Damp heat test requirements for GB/T 12665 motors used under normal environmental conditions

GB/T 17646 small wind turbine

GB/T 19068.1 Small wind turbines Part 1: Technical conditions

GB/T 22719.1 AC low-voltage motors - fused windings - Part 1. Test method

GB/T 22719.2 AC low-voltage motor, interleaved winding, inter-turn insulation - Part 2

3 Terms and definitions

The terms and definitions defined in GB/T 755 and GB/T 17646 apply to this document.

4 Type and basic parameters

4.1 Model and its meaning

The permanent disk type ironless generator model and its meaning are as follows. […]

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This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 15 pages — is available in the English PDF.

Referenced standards

Normative references

GB/T 4942.1 · GB 5226.1

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