Detail of NB/T 31015-2011

Introduction of NB/T 31015-2011

1 Scope This standard specifies the terminologies and definitions, technical requirements, test methods and inspection rules of converter of permanent magnet wind turbine generator (hereinafter referred to as "converter") as well as the relevant information of its products, etc. This standard is applicable to the voltage source converter connecting with the stator winding of permanent magnet wind turbine generator. 2 Normative References The following documents for the application of this document are essential. For dated reference, just dated edition applies to this document. For undated references, the latest edition (including any amendments) applies to this document. GB/T 191-2008 Packaging - Pictorial Marking for Handling of Goods GB/T 2423.1-2008 Environmental Testing for Electric and Electronic Products - Part 2: Test Methods Tests A: Cold GB/T 2423.2-2008 Environmental Testing for Electric and Electronic Products - Part 2: Test Methods - Tests B: Dry Heat GB/T 2423.3-2006 Environmental Testing for Electric and Electronic Products - Part 2: Testing Methods - Test Cab: Damp Heat Steady State GB/T 2423.4-2008 Basic Environmental Testing Procedures for Electric and Electronic Products - Part 2: Test Method - Test Db: Damp Heat, Cyclic ( 12h+12h cycle) GB/T 2900.33-2004 Electrotoechnical Terminology - Power Electronics GB/T 2900.53-2001 Electrotechnical Terminology - Wind Turbine Generator Systems GB/T 3797-2005 Electrical Control Assemblies GB/T 3859.1-1993 Semiconductor Convertors - Specification of Basic Requirements GB 4208-2008 Degrees of Protection Provided by Enclosure (IP Code) GB/T l2668.2-2002 Adjustable Speed Electrical Power Drive Systems - Part 2:General Requirements - Rating Specifications for Low Voltage Adjustable Frequency a.c. Power Drive Systems GB/T 12668.3-2003 Adjustable Speed Electrical Power Dive Systems - Part 3: EMC Product Standard including Specific Test Methods GB/T 13384-2008 General Specifications for Packing of Mechanical and Electrical Product GB/T 13422-1992 Power Semiconductor Converters - Electrical Test Methods GB 14048-2006 Low-voltage Switchgear and Controlgear - Part 1: General Rules GB 18451.1-2001 Wind Turbine Generator Systems - Safety Requirements GB/T 20320-2006 Measurement and Assessment of Power Quality Characteristics of Wind Turbine Generator System GB/T 20626.1-2006 Special Environmental Condition - Electric and Electronic Products for Plateau - Part 1: General Technical Requirements GB/T 20626.2-2006 Special Environmental Condition - Electric and Electronic Products for Plateau - Part 2: Selective Types and Testing Specification GB/T 20626.3-2006 Special Environmental Condition - Electric and Electronic Products for Plateau - Part 3: Protection Requirement of Thunder and Lightning Filth Condensation JB/T 5777.2-2002 General Specification for Control and Protection Panel (Cabinet, Desk) of Secondary Circuit of Power System JB/T 5777.3-2002 Basic Testing Method for Control and Protection Panel (Cabinet, Desk) of Secondary Circuit of Power System 3 Terminologies and Definitions For the purposes of this document, terminologies and definitions established in GB/T 3859.1-1993, GB/T 2900.33-2004 and GB/T 2900.53-2001 as well as the following ones apply. 3.1 Converter of permanent magnet wind turbine generator The AC/DC voltage source static converter matching with permanent magnet wind turbine generator, connected between stator winding and line and used for transfer stator winding energy into line, it mainly consists of generator-side converter, DC link, line-side converter and its control system. Some types of energy may flow in both directions, while some may only flow toward line side.

Contents of NB/T 31015-2011

Foreword i 1 Scope 2 Normative References 3 Terminologies and Definitions 4 Technical Requirements 4.1 Product Types and Main Parameters 4.2 Service Conditions 4.3 Performance Requirements 5 Test Methods 5.1 Test Platform 5.2 Instruments and Equipment 5.3 Inspection and Test 6 Inspection Rules 6.1 Category 6.2 Test Implementation 6.3 Test Items 7 Marking, Packaging, Storage and Transportation 7.1 Marking 7.2 Packaging 7.3 Storage 7.4 Transportation