{"id":293911,"date":"2024-10-19T19:58:35","date_gmt":"2024-10-19T19:58:35","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-iso-127642017\/"},"modified":"2024-10-25T17:10:46","modified_gmt":"2024-10-25T17:10:46","slug":"bs-iso-127642017","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-iso-127642017\/","title":{"rendered":"BS ISO 12764:2017"},"content":{"rendered":"

This document<\/p>\n

    \n
  1. \n

    describes the use of vortex shedding flow meters for liquids, gases, and steam, including a glossary and a set of engineering equations used for specifying performance,<\/p>\n<\/li>\n

  2. \n

    provides technical information to assist the user in selecting, specifying and applying vortex shedding flowmeters, including influence effects,<\/p>\n<\/li>\n

  3. \n

    describes typical construction and provides recommendations for inspection, certification, and material traceability,<\/p>\n<\/li>\n

  4. \n

    describes availability of diagnostics associated with vortex shedding flowmeters,<\/p>\n<\/li>\n

  5. \n

    provides calibration guidance,<\/p>\n<\/li>\n

  6. \n

    does not apply to insertion type vortex shedding flowmeters,<\/p>\n<\/li>\n

  7. \n

    applies only to closed conduits running full,<\/p>\n<\/li>\n

  8. \n

    applies only to fluid flow that is steady or varies only slowly with time, and<\/p>\n<\/li>\n

  9. \n

    applies to fluids considered to be single-phase.<\/p>\n<\/li>\n<\/ol>\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
    PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
    2<\/td>\nNational foreword <\/td>\n<\/tr>\n
    7<\/td>\nForeword <\/td>\n<\/tr>\n
    8<\/td>\nIntroduction <\/td>\n<\/tr>\n
    9<\/td>\n1 Scope
    2 Normative references
    3 Terms and definitions <\/td>\n<\/tr>\n
    10<\/td>\n3.1 Definitions specific to this vortex flowmeter standard <\/td>\n<\/tr>\n
    11<\/td>\n3.2 Definitions related to measurement of fluid flow in closed conduits <\/td>\n<\/tr>\n
    12<\/td>\n3.3 Definitions related to the vocabulary used in metrology
    4 Symbols and subscripts
    4.1 Symbols <\/td>\n<\/tr>\n
    13<\/td>\n4.2 Subscripts
    5 Principle
    5.1 Bluff body <\/td>\n<\/tr>\n
    14<\/td>\n5.2 Shedding vortices detection\/sensors
    5.3 Strouhal number <\/td>\n<\/tr>\n
    15<\/td>\n6 Flowmeter description
    6.1 Physical components <\/td>\n<\/tr>\n
    16<\/td>\n6.1.1 Flow tube
    6.1.2 System output <\/td>\n<\/tr>\n
    17<\/td>\n6.2 Marking
    6.3 Safety issues
    6.3.1 Pressure and fluid-wetted parts
    6.3.2 In-line instrumentation, testing
    6.3.3 Materials
    7 Application
    7.1 Sizing <\/td>\n<\/tr>\n
    18<\/td>\n7.2 Pressure loss and cavitation
    7.3 Swirl and undeveloped profile <\/td>\n<\/tr>\n
    19<\/td>\n7.4 Flow stability
    7.5 Vibration
    8 Installation
    8.1 General
    8.2 Installation location
    8.3 Piping
    8.3.1 Straight sections <\/td>\n<\/tr>\n
    20<\/td>\n8.3.2 Mating pipe
    8.3.3 Position of valves
    8.3.4 Dual phase flow
    8.3.5 Bypass
    8.3.6 Additional process measurements for compensation <\/td>\n<\/tr>\n
    21<\/td>\n8.3.7 Installation orientation, electronics
    8.3.8 Bluff body orientation
    8.3.9 Full pipe condition
    8.3.10 Condensable gas
    8.3.11 Extreme conditions <\/td>\n<\/tr>\n
    22<\/td>\n8.3.12 New installations
    9 Operation
    9.1 Operating limits
    9.2 Start-up procedure
    9.3 Shift of calibration
    9.4 Maintenance
    10 Performance characteristics
    10.1 Reynolds number range
    10.2 P-T conditions
    10.3 Performance disturbing influences <\/td>\n<\/tr>\n
    23<\/td>\n11 Calibration (K-factor determination)
    11.1 Mean K-factor
    11.2 In situ calibration <\/td>\n<\/tr>\n
    24<\/td>\nAnnex\u00a0A (informative) Period jitter and its effects on calibration <\/td>\n<\/tr>\n
    26<\/td>\nAnnex\u00a0B (informative) Special considerations for steam <\/td>\n<\/tr>\n
    30<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

    Measurement of fluid flow in closed conduits. Flowrate measurement by means of vortex shedding flowmeters inserted in circular cross-section conduits running full<\/b><\/p>\n\n\n\n\n
    Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
    BSI<\/b><\/a><\/td>\n2017<\/td>\n34<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":293916,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[264,2641],"product_tag":[],"class_list":{"0":"post-293911","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-17-120-10","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\/293911","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\/293916"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=293911"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=293911"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=293911"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}