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GB/T 16927.2-2013: High-voltage test techniques -- Part 2: Measuring systems
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| GB/T 16927.2-2013 | English | 1389 |
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High-voltage test techniques -- Part 2: Measuring systems
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GB/T 16927.2-2013
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| GB/T 16927.2-1997 | English | RFQ |
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High-voltage test techniques. Part 2: Measuring systems
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Basic data | Standard ID | GB/T 16927.2-2013 (GB/T16927.2-2013) | | Description (Translated English) | High-voltage test techniques -- Part 2: Measuring systems | | Sector / Industry | National Standard (Recommended) | | Classification of Chinese Standard | K40 | | Classification of International Standard | 19.080 | | Word Count Estimation | 63,632 | | Older Standard (superseded by this standard) | GB/T 16927.2-1997 | | Quoted Standard | GB 311.1; GB/T 311.6; GB/T 7354; GB/T 16896.1; GB/T 16896.2; GB/T 16927.1; GB/T 16927.3; JJF 1059 | | Adopted Standard | IEC 60060-2-2010, MOD | | Regulation (derived from) | National Standards Bulletin 2013 No. 2 | | 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 applies to factory tests in the laboratory and used to measure the GB/T 16927. 1 predetermined DC voltage, AC voltage, lightning and switching impulse voltage measuring system and its components. Field test measurements see GB/T 16927. 3. Th | GB/T 16927.2-2013: High-voltage test techniques -- Part 2: Measuring systems---This is a DRAFT version for illustration, not a final translation. Full copy of true-PDF in English version (including equations, symbols, images, flow-chart, tables, and figures etc.) will be manually/carefully translated upon your order.
High-voltage test techniques Part 2.. Measuring systems
ICS 19.080
K40
National Standards of People's Republic of China
Replacing GB/T 16927.2-1997
High voltage test techniques - Part 2. Measuring systems
(IEC 60060-2.2010, MOD)
Issued on. 2013-02-07
2013-07-01 implementation
Administration of Quality Supervision, Inspection and Quarantine of People's Republic of China
Standardization Administration of China released
Table of Contents
Introduction Ⅴ
1 Scope 1
2 Normative references 1
3 Terms and definitions
3.1 Measurement System 1
3.2 Measurement System Components 2
3.3 Scale factor 3
3.4 Rating 3
Concerning the definition of dynamic characteristics 4 3.5
3.6 Uncertainty concerning the definition of 5
3.7 For definitions of the test measurement system 6
4 measuring system usage and performance verification procedures 7
4.1 Overview 7
4.2 Performance Test Cycle 7
4.3 Performance check Cycle 7
4.4 pairs recorded performance requirements 7
4.5 Working conditions 8
8 4.6 Uncertainty
Test 5 test and measurement systems and their components any approval requirements 9
5.1 General requirements
5.2 Calibration - determined scale factor 9
5.3 Linearity test 12
Dynamic Characteristics 14 5.4
5.5 short-term stability of 14
14 5.6 Long-term stability
5.7 Ambient Temperature Effect 15
5.8 Proximity Effect 15
15 5.9 Software Processing
Uncertainty 5.10 scale factor calculation 16
Uncertainty calculation (only for impulse voltage) 17 5.11 Time parameter measurements
5.12 interference test (for voltage measurement of the impact of transport systems and instruments) 19
Tolerance test conversion device 19 5.13
6 DC voltage measurement 19
Any approval requirements 6.1 Measurement System 19
6.2 approved test measurement system 20
6.3 Performance check 20
Ripple measuring 6.4 magnitude 21
AC voltage measurement 22 7
Any approval requirements 7.1 Measurement System 22
7.2 Approval test measurement system 23
7.3 Dynamic Characteristic Test 23
7.4 Performance check 24
Lightning impulse voltage measuring 8 of 25
Requirements 8.1 pairs recognized measurement system 25
8.2 approved test measurement system 25
8.3 Measurement System Performance Test 26
8.4 Dynamic Characteristic Test 27
8.5 Performance check 27
9 operating impulse voltage measurements 28
9.1 pairs recognized measurement system requirements 28
9.2 approved test measurement system 28
9.3 Measurement System Performance Test 28
9.4 dynamics comparison test 29
9.5 Performance check 30
10 standard measurement system 30
10.1 pairs of standard measurement system requirements 30
Calibration standard measurement system 31 10.2
Periodic calibration standard measurement system 31 10.3
10.4 Use standard measuring system 31
Appendix A (normative) Measurement Uncertainty 32
A.1 Overview 32
A.2 Additional definitions 32
A.3 model function 33
A standard class A.4 Uncertainty Evaluation 33
A.5 Class B standard uncertainty assessment 33
A.6 combined standard uncertainty 35
A.7 expanded uncertainty 35
A.8 effective degrees of freedom 35
A.9 uncertainty budget 36
A.10 measurement results presentation 36
Annex B (informative) High Voltage Measurement Uncertainty Calculation Example 38
Scale factor ac measurement system (reference method) 38. B.1 Example 1
B.2 Example 2. impulse voltage measuring system scale factor (ratio for France) 41
B.3 Example 3. lightning impulse voltage front time 45
Annex C (informative) step response measurement 48
C.1 Overview 48
C.2 additional definitions 48
C.3 step response measurement circuit 49
C.4 step response of the component requirements 49
Annex D (informative) with a step response measurements to determine the dynamic characteristics of the convolution 52
D.1 Overview 52
Methods D.2 convolution 52
D.3 convolution calculation program 52
D.4 uncertainty components 53
D.5 impact parameter calculation errors discussed 53
References 55
Figure 1 - Frequency response and limit frequency (f1, f2) Example 4
Figure 2 calibration than the full voltage range of 10
Uncertainty components Figure 3 calibration (take a minimum of five voltage levels example) 10
Figure 4 for a limited voltage range than the calibration and linearity test additional 11
Figure 5 a linear device linearity test measurement system 13 in the extended voltage range
Acceptable normalized amplitude Figure 6 for a single fundamental frequency fnom (test frequency fnom ~ 7fnom) frequency response of the measurement system
Shaded area 23
Figure 7 for the fundamental frequency fnom1 to fnom2 range (test frequency fnom1 ~ 7fnom2) measurement system acceptable normalized
Frequency response shaded area 23
Figure A.1 normal probability distribution p (x) 37
Figure A.2 rectangular probability distribution p (x) 37
Figure B.1 is X than the school system with the standard system of 46 N
Figure B.2 T1≈0.8μs ~ 1.6μs within the system relative to the standard X system N wavefront time deviation ΔT1, j and the average
ΔT1m 47
Figure C.1 response defined parameters 50
Figure C.2 distortion unit with a start time T0 step response g (t) 51
Figure C.3 step response measurement circuit 51 applies
Table 1 DC voltage measurement system recognized the test required 20
Table 2 Ripple Test Measurement uncertainty components required 21
Table 243 Test AC voltage measurement accreditation system requirements
Table 4 lightning impulse voltage measuring system recognized the test required 26
Table 5 Operation impulse voltage measuring system recognized the test required 29
Table 6 standard impulse voltage measuring system response parameters recommended values \u200b\u200b31
Table A.1 νeff effective degrees of freedom corresponds to a coverage factor k (P = 95.45%) 36
Table A.2 Uncertainty budget schematic 37
Table B.1 than 39 measurement results
Table B.2 h = 5 voltage level (VXmax = 200kV) under the summary of the results 40
Table B.3 short-term stability test results 40
Table B.4 calibrated scale factor FX 41 Uncertainty budget
Table B.5 positive impulse voltage ratio of 41
Table B.6 negative impact on the voltage ratio 42
Table B.7 at each voltage level summary of the results 42
Nonlinear Test Table B.8 extended range 43
Table B.9 short-term stability test 43
Table B.10 calibrated scale factor FX 44 Uncertainty budget
Table B.11 wave calibration results before time T1 and the deviation 45
Uncertainty Budget Table B.12 wave front time of 46 variation ΔT1cal
Foreword
GB/T 16927 "High voltage test techniques" have been or plan to publish the following sections.
--- Part 1. General definitions and test requirements;
--- Part 2. Measuring systems;
--- Part 3. Definition and field test requirements.
This section GB/T Part of 216,927.
This section drafted in accordance with GB/T 1.1-2009 given rules.
This Part replaces GB/T 16927.2-1997 "High voltage test techniques - Part 2. Measuring systems."
This portion of the GB/T 16927.2-1997 compared, in addition to editorial changes outside the main technical changes are as follows.
--- To increase and modify the high voltage measurement related terms, especially in terms of the impact of voltage measurement system;
--- Measurement system usage and performance test procedures (including the period) made more specific requirements;
--- Authorized to check the measurement system and its components made more detailed requirements, increasing the content of software processing;
--- Of uncertainty component measurement system and its components and methods to determine the concrete methods;
--- Remove the contents of the impact of the current measurement system;
GB 311.1 insulation coordination - Part 1. Definitions, principles and rules (GB 311.1-2012, IEC 60071-1, MOD)
GB/T 311.6 standard voltage measuring air gap (GB/T 311.6-2005, IEC 60052, MOD)
GB/T 7354 partial discharge measurements (IEC 60270, IDT)
GB/T 16896.1 high voltage shock measuring instruments and software - Part 1. requirements for instruments (IEC 61083-1, MOD)
GB/T 16896.2 high voltage shock measuring instruments and software Part 2. Software requirements (IEC 61083-2, MOD)
GB/T 16927.1 High-voltage test techniques - Part 1. General definitions and test requirements (IEC 60060-1, MOD)
GB/T 16927.3 High-voltage test techniques - Part 3. Definition and field test requirements (IEC 60060-3, MOD)
JJF1059 Evaluation and Expression of Uncertainty in Measurement
3 Terms and Definitions
The following terms and definitions apply to this document.
3.1 Measurement System Measuringsystems
3.1.1
Measurement System measuringsystem
The entire apparatus for performing high-voltage measurements. Software used to obtain or calculate measurement results are also part of the system of measurement.
Note 1. The measuring system typically includes the following components.
● conversion device with leads, the lead means and switching means test or circuit connection and a ground connection;
● output switching means connected to the end of measuring instruments (along with attenuation, impedance matching terminal or network) transmission system;
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