GB/T 16927.2-2013 English PDFUS$1389.00 · In stock
Delivery: <= 10 days. True-PDF full-copy in English will be manually translated and delivered via email. GB/T 16927.2-2013: High-voltage test techniques -- Part 2: Measuring systems Status: Valid GB/T 16927.2: Historical versions
Basic dataStandard 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of Chinese Standard: K40 Classification of International Standard: 19.080 Word Count Estimation: 63,632 Older Standard (superseded by this standard): GB/T 16927.2-1997 Quoted Standard: GB 311.1; GB/T 311.6; GB/T 7354; GB/T 16896.1; GB/T 16896.2; GB/T 16927.1; GB/T 16927.3; JJF 1059 Adopted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 ContentsIntroduction 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 ΔT1calForewordGB/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 Measurement3 Terms and DefinitionsThe 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; ......Tips & Frequently Asked Questions:Question 1: How long will the true-PDF of GB/T 16927.2-2013_English be delivered?Answer: Upon your order, we will start to translate GB/T 16927.2-2013_English as soon as possible, and keep you informed of the progress. The lead time is typically 6 ~ 10 working days. The lengthier the document the longer the lead time.Question 2: Can I share the purchased PDF of GB/T 16927.2-2013_English with my colleagues?Answer: Yes. 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Unless special scenarios such as technical constraints or academic study, you should always prioritize to purchase the latest version GB/T 16927.2-2013 even if the enforcement date is in future. Complying with the latest version means that, by default, it also complies with all the earlier versions, technically. |
