{"id":440154,"date":"2024-10-20T08:13:16","date_gmt":"2024-10-20T08:13:16","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-iec-61757-1-22023\/"},"modified":"2024-10-26T15:22:33","modified_gmt":"2024-10-26T15:22:33","slug":"bs-en-iec-61757-1-22023","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-iec-61757-1-22023\/","title":{"rendered":"BS EN IEC 61757-1-2:2023"},"content":{"rendered":"

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
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
2<\/td>\nundefined <\/td>\n<\/tr>\n
5<\/td>\nAnnex ZA (normative)Normative references to international publicationswith their corresponding European publications <\/td>\n<\/tr>\n
6<\/td>\nEnglish
CONTENTS <\/td>\n<\/tr>\n
7<\/td>\nFOREWORD <\/td>\n<\/tr>\n
9<\/td>\nINTRODUCTION <\/td>\n<\/tr>\n
10<\/td>\n1 Scope
2 Normative references
3 Terms, definitions, abbreviated terms and symbols
3.1 Terms and definitions <\/td>\n<\/tr>\n
12<\/td>\nFigures
Figure 1 \u2013 Optical fibre strain profile and related strain sample points <\/td>\n<\/tr>\n
14<\/td>\n3.2 Abbreviated terms <\/td>\n<\/tr>\n
15<\/td>\n3.3 Symbols
4 General test setups for measurement of performance parameters
4.1 General and test setup requirements <\/td>\n<\/tr>\n
16<\/td>\nFigure 2 \u2013 General test setup for single-ended configuration <\/td>\n<\/tr>\n
17<\/td>\nFigure 3 \u2013 General test setup for loop configuration <\/td>\n<\/tr>\n
19<\/td>\nFigure 4 \u2013 Measured versus applied strain (typical curve)
Figure 5 \u2013 Brillouin frequency shift as a function of elongationof a standard telecommunication fibre <\/td>\n<\/tr>\n
20<\/td>\n4.2 General documentation requirements
5 Measurement procedures for performance parameters
5.1 Strain measurement error
5.1.1 Test procedure and conditions <\/td>\n<\/tr>\n
21<\/td>\n5.1.2 Parameter calculation and reporting
5.2 Spatial resolution
5.2.1 Test procedure and conditions <\/td>\n<\/tr>\n
22<\/td>\n5.2.2 Parameter calculation and reporting
5.3 Strain repeatability
5.3.1 Test procedure and conditions
5.3.2 Parameter calculation and reporting <\/td>\n<\/tr>\n
23<\/td>\n5.4 Spatial strain uncertainty
5.4.1 Test procedure and conditions
5.4.2 Parameter calculation and reporting <\/td>\n<\/tr>\n
24<\/td>\n5.5 Warm-up time
5.5.1 Test procedure and conditions
5.5.2 Parameter calculation and reporting
5.6 System performance with altered attenuation
5.6.1 General <\/td>\n<\/tr>\n
25<\/td>\n5.6.2 At distance measurement range
Figure 6 \u2013 Performance evaluation at distance measurement range <\/td>\n<\/tr>\n
26<\/td>\n5.6.3 At short distance with high loss
Figure 7 \u2013 Performance evaluation at short distance with high loss <\/td>\n<\/tr>\n
28<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Fibre optic sensors – Strain measurement. Distributed sensing based on Brillouin scattering<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2023<\/td>\n30<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":440165,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[652,2641],"product_tag":[],"class_list":{"0":"post-440154","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-33-180-99","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\/440154","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\/440165"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=440154"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=440154"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=440154"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}