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GB/T 31460-2015Technical guide for reactive power compensation and allocation of HVDC converter stations (English PDF)

高压直流换流站无功补偿与配置技术导则

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

May 15, 2015

Implementation date

December 1, 2015

Scope

GB/T 31460-2015 is the English-translated version of 高压直流换流站无功补偿与配置技术导则.

GB/T 31460-2015 is the technical guide for reactive power compensation and its allocation at HVDC converter stations.

Clause 1 covers the reactive power balance of the converter station, the determination of the total capacity of the reactive power compensation and of the capacity of the reactive groups, and the requirements for reactive power control; the draft renders this sentence poorly, and it also garbles the second sentence, which repeats that the standard applies to the reactive power compensation and configuration of HVDC converter stations and that such compensation and configuration may be carried out by reference to it.

The contents list runs 1 Scope, 2 Normative references, 3 Terms and definitions, 4 General, 5 Total capacity of the reactive power compensation equipment, 6 Configuration of the converter station reactive power compensation and 7 Reactive power control system, followed by Appendix A, normative, on the determination of the reactive power balance.

Clause 3 adopts the definitions of GB/T 13498 and adds four of its own: the converter bus, the AC bus on the network side to which the converter transformer of the station is directly connected; the reactive power compensation equipment, taken collectively as AC filters, shunt capacitors, shunt reactors and dynamic reactive power compensation equipment together with the switchgear configured to switch them; the sub-bank, an independently switched AC filter, shunt capacitor, shunt reactor or dynamic compensation device, connected by a breaker to a bank on the bus; and the bank, the combination of all the AC filters, shunt capacitors, shunt reactors and dynamic compensation devices connected to one section of the bus, generally connected to the converter bus through a circuit breaker.

The draft breaks off after 3.4, so the content of clauses 4 to 7 is not shown.

Clause 2 cites GB/T 13498 on HVDC terminology, GB/Z 20996.1 on the steady-state performance of HVDC systems, DL 755 on power system security and stability, DL/T 5223 on the design of HVDC converter stations and DL/T 5426 on the design and practice of the plus or minus 800kV HVDC system.

The page records the standard as proposed by the China Electricity Council, administered by the National Standardization Technical Committee for the HVDC project (SAC/TC324) and drafted by the State Grid Beijing Economic Research Institute. It was issued on 15 May 2015 and has applied since 1 December 2015.

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Document preview — GB/T 31460-2015

National Standard of the People's Republic of China

ICS
29.240.01
Classification
F 21

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

Contents

  • Introduction
  • 1 Scope
  • 2 Normative references
  • 3 Terms and definitions
  • 4 General
  • 5 reactive power compensation equipment, the total capacity of
  • 6 Converter Station Configuration 5 Reactive Power Compensation Reactive Power Control System 6
  • Appendix A (normative) to determine the reactive power balance

Foreword

This standard was drafted in accordance with GB/T 1.1-2009 given rules. The standard proposed by China Electricity Council.

1 Scope

This standard is proposed converter station reactive power balance, the total capacity of reactive power compensation and reactive group to determine the capacity, reactive power control and other aspects of technology Claim.

This standard applies to HVDC converter station Reactive Power Compensation and configuration. HVDC converter station Compensation and may refer to this standard configuration carried out.

2 Normative references

The following documents for the application of this document is essential. For dated references, only the dated version suitable for use herein Member. For undated references, the latest edition (including any amendments) applies to this document.

GB/T 13498 HVDC term

GB/Z 20996.1 HVDC systems Steady Performance - Part 1

DL 755 Power System Security and Stability Guide

DL/T 5223 HVDC converter station design provision

DL/T 5426 ± 800kV HVDC System Design and Practice

3 Terms and Definitions

GB/T 13498 and defined by the following terms and definitions apply to this document.

3.1 Commutation Buses

Converter station with the converter transformer connected directly to the network side of the AC bus.

3.2 Reactive power compensation equipment

AC filter, shunt capacitors, shunt reactors, dynamic reactive power compensation equipment as well as the switching of these devices configured switchgear Collectively.

3.3 Reactive group sub-bank

Independent switching of AC filter, shunt capacitors, shunt reactors, dynamic reactive power compensation equipment. Each reactive group by breaking The access road is a large reactive group on the bus.

3.4 Reactive large group of bank

Access to all AC filter, shunt capacitors, shunt reactors with a large section of the reactive group on the bus, the combination of dynamic reactive power compensation device.

Typically, a large group reactive commutation bus access through the circuit breaker.

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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.

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