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GB/T 2900.72-2008 English PDF

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GB/T 2900.72-2008: Electrotechnical terminology -- Polyphase systems and circuits
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Basic data

Standard ID GB/T 2900.72-2008 (GB/T2900.72-2008)
Description (Translated English) Electrotechnical terminology -- Polyphase systems and circuits
Sector / Industry National Standard (Recommended)
Classification of Chinese Standard K04
Classification of International Standard 01.040.29
Word Count Estimation 15,169
Date of Issue 2008-05-28
Date of Implementation 2009-01-01
Adopted Standard IEC 60050-141-2004, IDT
Regulation (derived from) Announcement of Newly Approved National Standards No. 9, 2008 (No. 122 overall)
Issuing agency(ies) General Administration of Quality Supervision, Inspection and Quarantine of the People's Republic of China, Standardization Administration of the People's Republic of China
Summary This standard provides for multiphase systems and multiphase circuits in general terms. This section applies to multiphase systems and multiphase circuits involving science and technology fields.

GB/T 2900.72-2008: Electrotechnical terminology -- Polyphase systems and circuits

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Electrotechnical terminology. Polyphase systems and circuits ICS 01.040.29 K04 National Standards of People's Republic of China GB/T 2900.72-2008/IEC 60050-141.2004 Electrotechnical terminology and polyphase circuit polyphase system (IEC 60050-141.2004, Internationalelectrotechnicalvocabulary- Part 141. Polyphasesystemsandcircuits, IDT) Posted 2008-05-28 2009-01-01 implementation Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China Standardization Administration of China released

Table of Contents

Preface Ⅰ 1 Scope 1 2 Normative references 1 3 Terms and definitions 3.1 amount of multiphase systems 1 3.2 multi-phase and multiphase circuit element 2 3.3 polyphase line 4 Chinese index 6 English Index 7 GB/T 2900.72-2008/IEC 60050-141.2004

Foreword

This part is Part 72 GB/T 2900's. This section identical with IEC 60050-141.2004 "International Electrotechnical Vocabulary Chapter 141 Part I. multiphase systems and multi-phase circuit. " This section, the term item number and IEC 60050-141.2004 consistent. This part of the National Technical Committee of Standardization Electrotechnical terminology and centralized. This section is drafted. machinery Machine Productivity Center Research Institute, Tsinghua University. The main drafters of this section. Xiaoda Chuan, Wang Zanji, Yang Fu. This section first release. GB/T 2900.72-2008/IEC 60050-141.2004 Electrotechnical terminology and polyphase circuit polyphase system

1 Scope

This section provides a general term for multiphase systems and multi-phase circuits. This section applies to scientific and technical areas related to multiphase systems and multi-phase circuits.

2 Normative references

The following documents contain provisions which, through reference to GB/T 2900 to the present, constitute provisions of this section. For dated reference documents Member, all subsequent amendments (not including errata content) or revisions do not apply to this section, however, encouraged to reach under this section Parties to research agreement to use the latest versions of these documents. For undated reference documents, the latest versions apply to this section. GB/T 2900.58-2002 Electrotechnical terminology Generation, transmission and distribution power system planning and management (IEC 60050-603. 1986, IDT) GB/T 2900.60-2002 Electrotechnical terminology electromagnetics (eqv IEC 60050-121.1998) IEC 60027-1.1992 Letter symbols used in electrical technology - Part 1. General IEC 60050-101.1998 International Electrotechnical Vocabulary - Part 101. Mathematics IEC 60050-131.2002 International Electrotechnical Vocabulary - Part 131. Circuit Theory IEC 60050-151.1998 International Electrotechnical Vocabulary - Part 151. Electrical and magnetic devices IEC 60050-195.1998 International Electrotechnical Vocabulary - Part 195. Earthing and protection against electric shock IEC 60050-826.2004 International Electrotechnical Vocabulary - Part 826. Electrical installations

3 Terms and Definitions

3.1 amount of multiphase systems 141-01-01 Symbol. θ Amount represents the sine of the argument of the cosine function [101-14-38]. Note 1. The term "instantaneous phase" is only used when the independent variable is time. 141-01-02 Symbol. θ0 Independent variable is a value of zero amount of phase sinusoidal. 141-01-03 M1 kind in the same period but usually there are different phases, a collection of interrelated sinusoidal integral quantities, wherein m1 is an integer greater than 1. GB/T 2900.72-2008/IEC 60050-141.2004

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