{"id":401598,"date":"2024-10-20T04:57:05","date_gmt":"2024-10-20T04:57:05","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/bs-en-iso-122412022\/"},"modified":"2024-10-26T08:45:47","modified_gmt":"2024-10-26T08:45:47","slug":"bs-en-iso-122412022","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/bsi\/bs-en-iso-122412022\/","title":{"rendered":"BS EN ISO 12241:2022"},"content":{"rendered":"

This document gives rules for the calculation of heat-transfer-related properties of building equipment and industrial installations, predominantly under steady-state conditions. This document also gives a simplified approach for the calculation of thermal bridges.<\/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
PDF Pages<\/th>\nPDF Title<\/th>\n<\/tr>\n
2<\/td>\nundefined <\/td>\n<\/tr>\n
5<\/td>\nEuropean foreword
Endorsement notice <\/td>\n<\/tr>\n
9<\/td>\nForeword <\/td>\n<\/tr>\n
10<\/td>\nIntroduction <\/td>\n<\/tr>\n
12<\/td>\n1 Scope
2 Normative references
3 Terms, definitions and symbols
3.1 Terms and definitions
3.2 Symbols <\/td>\n<\/tr>\n
14<\/td>\n3.3 Subscripts <\/td>\n<\/tr>\n
15<\/td>\n4 Calculation rules and formulae of heat transfer
4.1 Fundamental formulae for heat transfer
4.1.1 General
4.1.2 Thermal conduction <\/td>\n<\/tr>\n
20<\/td>\n4.1.3 Surface coefficient of heat transfer <\/td>\n<\/tr>\n
27<\/td>\n4.1.4 External surface resistance
4.1.5 Thermal transmittance <\/td>\n<\/tr>\n
29<\/td>\n4.1.6 Heat flow rate
4.1.7 Temperatures of the layer boundaries <\/td>\n<\/tr>\n
30<\/td>\n4.2 Determination of the influence of thermal bridges
4.2.1 General
4.2.2 Insulation system related thermal bridges
4.2.3 Installation related thermal bridges <\/td>\n<\/tr>\n
31<\/td>\n4.3 Determination of total heat flow rate for plane walls, pipes and spheres
4.4 Surface temperature <\/td>\n<\/tr>\n
32<\/td>\n4.5 Prevention of surface condensation <\/td>\n<\/tr>\n
33<\/td>\n5 Calculation of the temperature change in pipes, vessels, and containers
5.1 General <\/td>\n<\/tr>\n
34<\/td>\n5.2 Longitudinal temperature change in a pipe
5.3 Temperature change and cooling times in pipes, vessels, and containers <\/td>\n<\/tr>\n
35<\/td>\n6 Calculation of cooling and freezing times of stationary liquids
6.1 Calculation of the cooling time to prevent the freezing of water in a pipe <\/td>\n<\/tr>\n
36<\/td>\n6.2 Calculation of the freezing time of water in a pipe <\/td>\n<\/tr>\n
37<\/td>\n7 Calculation of heat loss for underground pipelines
7.1 General
7.2 Single line without channels
7.2.1 Uninsulated pipe <\/td>\n<\/tr>\n
38<\/td>\n7.2.2 Insulated pipe <\/td>\n<\/tr>\n
39<\/td>\n7.3 Other cases <\/td>\n<\/tr>\n
40<\/td>\nAnnex A (informative) Thermal bridges <\/td>\n<\/tr>\n
54<\/td>\nAnnex B (informative) Examples <\/td>\n<\/tr>\n
63<\/td>\nBibliography <\/td>\n<\/tr>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

Thermal insulation for building equipment and industrial installations. Calculation rules<\/b><\/p>\n\n\n\n\n
Published By<\/td>\nPublication Date<\/td>\nNumber of Pages<\/td>\n<\/tr>\n
BSI<\/b><\/a><\/td>\n2022<\/td>\n66<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":401607,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[2641],"product_tag":[],"class_list":{"0":"post-401598","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-bsi","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\/401598","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\/401607"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=401598"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=401598"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=401598"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}