{"id":252401,"date":"2024-10-19T16:39:48","date_gmt":"2024-10-19T16:39:48","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-628232015\/"},"modified":"2024-10-25T11:58:58","modified_gmt":"2024-10-25T11:58:58","slug":"bs-en-628232015","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-628232015\/","title":{"rendered":"BS EN 62823:2015"},"content":{"rendered":"

IEC 62823:2015 defines routine and type tests on thyristor valves used in thyristor controlled series capacitor (TCSC) installations for a.c. power transmission. The tests specified in this standard are based on air insulated valves operating in capacitive boost mode or bypass mode.<\/p>\n

PDF Catalog<\/h4>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
4<\/td>\nEuropean foreword
Endorsement notice <\/td>\n<\/tr>\n
5<\/td>\nAnnex ZA (normative) Normative references to international publications with their corresponding European publications <\/td>\n<\/tr>\n
6<\/td>\nEnglish
CONTENTS <\/td>\n<\/tr>\n
9<\/td>\nFOREWORD <\/td>\n<\/tr>\n
11<\/td>\n1 Scope
2 Normative references
3 Terms and definitions <\/td>\n<\/tr>\n
14<\/td>\n4 TCSC valve and valve operation in general
4.1 TCSC installation and TCSC valve <\/td>\n<\/tr>\n
15<\/td>\nFigures
Figure 1 \u2013 Typical connection and nomenclature of a TCSC installation
Figure 2 \u2013 TCSC subsegment <\/td>\n<\/tr>\n
16<\/td>\n4.2 TCSC valve current and voltage at capacitive boost operation
4.2.1 General
4.2.2 Waveshapes of valve current and voltage in capacitive boost operation
Figure 3 \u2013 TCSC steady state waveforms for control angle \u03b1 and conduction interval \u03c3 <\/td>\n<\/tr>\n
17<\/td>\n4.2.3 Formulas for TCSC valve current and voltage stresses calculation
Figure 4 \u2013 Thyristor valve voltage in a TCSC <\/td>\n<\/tr>\n
19<\/td>\n4.3 Typical operating pattern of TCSC installation
5 General requirements
5.1 Guidelines for the performance of type tests
5.1.1 Evidence in lieu
Figure 5 \u2013 Example of operating range diagram for TCSC <\/td>\n<\/tr>\n
20<\/td>\n5.1.2 Sequence of tests
5.1.3 Ambient temperature for testing
5.1.4 Frequency for testing
5.1.5 Test reports
5.2 Test conditions for dielectric tests
5.2.1 General
5.2.2 Treatment of redundancy in dielectric tests <\/td>\n<\/tr>\n
21<\/td>\n5.2.3 Atmospheric correction factor
5.3 Test conditions for operational tests
5.3.1 General
5.3.2 Treatment of redundancy in operational tests <\/td>\n<\/tr>\n
22<\/td>\n5.4 Criteria for successful type testing
5.4.1 General
5.4.2 Criteria applicable to valve levels <\/td>\n<\/tr>\n
23<\/td>\n5.4.3 Criteria applicable to the valve as a whole
6 Summary of tests
Tables
Table 1 \u2013 Valve level faults permitted during type tests <\/td>\n<\/tr>\n
24<\/td>\n7 Dielectric tests between valve terminals and valve enclosure
7.1 Purpose of tests
Table 2 \u2013 List of tests <\/td>\n<\/tr>\n
25<\/td>\n7.2 Test object
7.3 Test requirements
7.3.1 AC test <\/td>\n<\/tr>\n
26<\/td>\n7.3.2 Lightning impulse test
8 Dielectric tests between valve terminals
8.1 Purpose of tests
8.2 Test object <\/td>\n<\/tr>\n
27<\/td>\n8.3 Test requirements
8.3.1 AC test <\/td>\n<\/tr>\n
28<\/td>\n8.3.2 Switching impulse test
9 Periodic firing and extinction tests
9.1 Purpose of tests
9.2 Test object <\/td>\n<\/tr>\n
29<\/td>\n9.3 Test requirements
9.3.1 General
9.3.2 Maximum continuous capacitive boost test <\/td>\n<\/tr>\n
30<\/td>\n9.3.3 Maximum temporary capacitive boost test
9.3.4 Minimum capacitive boost test <\/td>\n<\/tr>\n
31<\/td>\n9.3.5 Operation at bypass <\/td>\n<\/tr>\n
33<\/td>\n10 Fault current tests
10.1 Purpose of tests
10.2 Test object
10.3 Test requirements
10.3.1 Fault current without subsequent blocking
10.3.2 Fault current with subsequent blocking <\/td>\n<\/tr>\n
34<\/td>\n11 Test for valve insensitivity to electromagnetic disturbance
11.1 Purpose of tests
11.2 Test object
11.3 Test requirements
12 Testing of special features
12.1 Purpose of tests <\/td>\n<\/tr>\n
35<\/td>\n12.2 Test object
12.3 Test requirements
13 Routine tests
13.1 General
13.2 Visual inspection
13.3 Connection check
13.4 Voltage grading circuit check
13.5 Voltage withstand check
13.6 Partial discharge tests <\/td>\n<\/tr>\n
36<\/td>\n13.7 Check of auxiliaries
13.8 Firing check
13.9 Cooling system pressure test
14 Presentation of type test results <\/td>\n<\/tr>\n
37<\/td>\nAnnex A (informative) TCSC valve operating and rating considerations
A.1 Overview
A.2 TCSC characteristics
Table A.1 \u2013 Peak and RMS voltage relationships <\/td>\n<\/tr>\n
38<\/td>\nA.3 Operating range
Figure A.1 \u2013 TCSC power frequency steady state apparent reactance characteristics according to Formula (A.1) with \u03bb\u00a0=\u00a02,5 <\/td>\n<\/tr>\n
39<\/td>\nA.4 Reactive power rating
A.5 Power oscillation damping (POD)
A.6 SSR mitigation <\/td>\n<\/tr>\n
40<\/td>\nA.7 Harmonics
A.8 Control interactions between TCSCs in parallel lines
A.9 Operating range, overvoltages and duty cycles
A.9.1 Operating range
A.9.2 Transient overvoltages <\/td>\n<\/tr>\n
41<\/td>\nA.9.3 Duty cycles <\/td>\n<\/tr>\n
42<\/td>\nAnnex B (informative) Valve component fault tolerance <\/td>\n<\/tr>\n
43<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Thyristor valves for thyristor controlled series capacitors (TCSC). Electrical testing<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2015<\/td>\n46<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":252403,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[547,2641],"product_tag":[],"class_list":{"0":"post-252401","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-29-240-99","7":"product_cat-bsi","9":"first","10":"instock","11":"sold-individually","12":"shipping-taxable","13":"purchasable","14":"product-type-simple"},"_links":{"self":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product\/252401","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\/252403"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=252401"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=252401"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=252401"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}