{"id":194740,"date":"2024-10-19T12:21:25","date_gmt":"2024-10-19T12:21:25","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/ieee-iec-60076-57-129-2017\/"},"modified":"2024-10-25T04:52:29","modified_gmt":"2024-10-25T04:52:29","slug":"ieee-iec-60076-57-129-2017","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/ieee\/ieee-iec-60076-57-129-2017\/","title":{"rendered":"IEEE IEC 60076 57 129 2017"},"content":{"rendered":"

Revision Standard – Active.<\/p>\n

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PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
1<\/td>\nIEC\/IEEE 60076-57-129-2017 Front Cover <\/td>\n<\/tr>\n
4<\/td>\nCONTENTS <\/td>\n<\/tr>\n
8<\/td>\nFOREWORD <\/td>\n<\/tr>\n
10<\/td>\n1 Scope
2 Normative references
2.1 IEC references <\/td>\n<\/tr>\n
11<\/td>\n2.2 IEEE references
3 Terms, definitions and symbols
3.1 Terms and definitions <\/td>\n<\/tr>\n
12<\/td>\n3.2 Symbols <\/td>\n<\/tr>\n
13<\/td>\n4 Use of normative references
5 General requirements
5.1 General
5.2 Service conditions
5.2.1 General
5.2.2 Temperature
5.2.3 Load current
5.2.4 AC voltage
5.2.5 Direction of power flow <\/td>\n<\/tr>\n
14<\/td>\n5.3 Unusual service conditions
5.4 Loading of transformer above rating
6 Rating data
6.1 General
6.2 Rated voltage
6.3 Rated current
6.4 Rated frequency
6.5 Rated power <\/td>\n<\/tr>\n
15<\/td>\n7 Losses
7.1 General
7.2 No-load loss
7.3 Load loss under rated frequency conditions
7.4 Load loss under service conditions <\/td>\n<\/tr>\n
16<\/td>\n7.5 Determination of hot-spot temperature <\/td>\n<\/tr>\n
17<\/td>\n8 Test requirements
8.1 General
8.1.1 Routine tests
8.1.2 Type tests
8.1.3 Special tests
8.1.4 Commissioning tests
Tables
Table 1 \u2013 Routine, type and special tests <\/td>\n<\/tr>\n
18<\/td>\n8.2 Test applicability
8.2.1 General
8.2.2 DC withstand voltage test
8.2.3 Polarity reversal test
8.2.4 AC applied withstand test for valve side winding(s) <\/td>\n<\/tr>\n
19<\/td>\n8.3 Dielectric test voltage levels
8.3.1 Line windings
8.3.2 Valve windings <\/td>\n<\/tr>\n
20<\/td>\n8.4 Induced voltage level with partial discharge measurement
9 Tests
9.1 General
9.1.1 Applicable tests
9.1.2 Test sequence
9.1.3 Ambient temperature
9.1.4 Assembly <\/td>\n<\/tr>\n
21<\/td>\n9.1.5 Converter transformers for connection to gas-insulated equipment
9.2 Load loss and impedance measurements
9.2.1 General
9.2.2 Calculation procedure <\/td>\n<\/tr>\n
22<\/td>\n9.3 Switching impulse test
9.4 Applied switching impulse test on the valve side winding
9.5 Lightning impulse tests
9.6 DC withstand voltage test
9.6.1 Applicability
9.6.2 Transformer test temperature
9.6.3 Polarity <\/td>\n<\/tr>\n
23<\/td>\n9.6.4 Test procedure
9.6.5 Acceptance criteria
9.7 Polarity reversal test
9.7.1 Applicability
9.7.2 Transformer test temperature
9.7.3 Test procedure <\/td>\n<\/tr>\n
24<\/td>\n9.7.4 Acceptance criteria
Figures
Figure 1 \u2013 Double reversal test voltage profile <\/td>\n<\/tr>\n
25<\/td>\n9.8 Extended polarity-reversal test
9.8.1 Applicability
9.8.2 Transformer test temperature
9.8.3 Test procedure <\/td>\n<\/tr>\n
26<\/td>\nFigure 2 \u2013 Extended polarity reversal test alternative 1
Figure 3 \u2013 Extended polarity reversal test alternative 2 <\/td>\n<\/tr>\n
27<\/td>\n9.8.4 Acceptance criteria
9.9 AC applied voltage test for valve side winding(s)
9.9.1 Test procedure
9.9.2 Acceptance criteria
9.10 AC applied voltage test on line side winding(s) <\/td>\n<\/tr>\n
28<\/td>\n9.11 AC induced voltage test with partial discharge measurement
9.11.1 General
9.11.2 Acceptance criteria
9.12 Induced voltage test including running of oil pumps
9.13 Temperature-rise test
9.13.1 General <\/td>\n<\/tr>\n
29<\/td>\n9.13.2 Test procedure <\/td>\n<\/tr>\n
30<\/td>\n9.13.3 Tank surface temperature rise measurement
9.14 Load current test
9.15 Sound level measurement <\/td>\n<\/tr>\n
31<\/td>\n9.16 Insulation power-factor test
9.17 Winding insulation resistance test
9.18 Core insulation resistance test
9.19 Short-circuit test
9.20 Frequency Response Analysis (FRA) measurements
9.21 Over-excitation test
10 Dielectric tests on transformers that have been in service <\/td>\n<\/tr>\n
32<\/td>\n11 Sound levels
11.1 General
11.2 Determination of service sound levels
11.3 Guaranteed sound levels
12 Bushings
12.1 General <\/td>\n<\/tr>\n
33<\/td>\n12.2 Line side winding bushings
12.3 Valve side winding bushings
13 Tap-changer
13.1 General
13.2 Current wave shape
13.3 Consecutive operation of tap-changers
14 High-frequency modelling <\/td>\n<\/tr>\n
34<\/td>\n15 Tolerances
15.1 General
15.2 Short-circuit impedance tolerances
16 Rating plate <\/td>\n<\/tr>\n
36<\/td>\nAnnex\u00a0A (informative)In service overloading of HVDC converter transformers used with current commutated valves (either mercury arc valves or thyristors)
A.1 General
A.2 Overloading in service <\/td>\n<\/tr>\n
37<\/td>\nTable A.1 \u2013 Example of an overload table <\/td>\n<\/tr>\n
38<\/td>\nA.3 Temperature rise test for demonstrating normal loading condition
A.4 Temperature rise test for demonstrating planned overload conditions
Figure A.1 \u2013 Example of an overload diagram <\/td>\n<\/tr>\n
40<\/td>\nAnnex\u00a0B (informative)HVDC converter transformers for use with voltage source converters
B.1 General
B.2 Converter transformer stressed with only fundamental voltage and current <\/td>\n<\/tr>\n
41<\/td>\nB.3 Converter transformers stressed with direct voltage, fundamental voltage and fundamental current
Figure B.1 \u2013 Configuration with no additional stresses on the converter transformer <\/td>\n<\/tr>\n
42<\/td>\nB.4 Converter transformer stressed with the valves connected directly to the converter transformer
Figure B.2 \u2013 Configuration with multi-level VSC HVDC converter station appliedin a monopolar scheme with DC overhead line transmission <\/td>\n<\/tr>\n
43<\/td>\nB.5 Summary of stresses
Figure B.3 \u2013 Configuration with VSC valves connected directlyto the converter transformer <\/td>\n<\/tr>\n
44<\/td>\nAnnex\u00a0C (informative)Design review
C.1 General
C.2 Topics <\/td>\n<\/tr>\n
46<\/td>\nAnnex\u00a0D (informative)Transformer specification content
D.1 General
D.2 Data to be provided by the purchaser <\/td>\n<\/tr>\n
47<\/td>\nD.3 Data to be provided by the manufacturer <\/td>\n<\/tr>\n
49<\/td>\nAnnex\u00a0E (informative)Audible sound of converter transformers
E.1 General
E.2 Technical reference
E.3 Current harmonics
E.4 Voltage harmonics <\/td>\n<\/tr>\n
50<\/td>\nE.5 DC bias current
E.6 Derivation of service sound power levels
E.7 Sound level guarantee <\/td>\n<\/tr>\n
51<\/td>\nAnnex\u00a0F (informative)Determination of transformer service load loss atrated non-sinusoidal converter current from measurementswith rated transformer current of fundamental frequency
F.1 General <\/td>\n<\/tr>\n
52<\/td>\nF.2 Alternative method for calculation of the winding eddy loss enhancement factor <\/td>\n<\/tr>\n
53<\/td>\nFigure F.1 \u2013 Cross-section of a winding strand <\/td>\n<\/tr>\n
54<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

IEC\/IEEE International Standard – Power transformers–Part 57-129: Transformers for HVDC applications<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
IEEE<\/b><\/a><\/td>\n2017<\/td>\n58<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":194745,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2644],"product_tag":[],"class_list":{"0":"post-194740","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-ieee","8":"first","9":"instock","10":"sold-individually","11":"shipping-taxable","12":"purchasable","13":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/194740","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media\/194745"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=194740"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=194740"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=194740"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}