{"id":583961,"date":"2024-11-05T20:36:37","date_gmt":"2024-11-05T20:36:37","guid":{"rendered":"https:\/\/pdfstandards.shop\/product\/uncategorized\/iso-10816-212015\/"},"modified":"2024-11-05T20:36:37","modified_gmt":"2024-11-05T20:36:37","slug":"iso-10816-212015","status":"publish","type":"product","link":"https:\/\/pdfstandards.shop\/product\/publishers\/iso\/iso-10816-212015\/","title":{"rendered":"ISO 10816-21:2015"},"content":{"rendered":"<p>ISO 10816-21:2015 specifies the measurement and evaluation of mechanical vibration of wind turbines and their components by taking measurements on non-rotating parts. It applies to horizontal axis wind turbines with mechanical gearbox and rated generator output exceeding 200 kW and the following design and operational characteristics:<\/p>\n<p>a)    installation on supporting systems (tower and foundation) made of steel and\/or concrete;<\/p>\n<p>b)    horizontal axis rotor with several rotor blades;<\/p>\n<p>c)    rotor bearing separate from or integrated into the gearbox;<\/p>\n<p>d)    generators driven via gearbox;<\/p>\n<p>e)    generators of the synchronous or asynchronous type (mostly equipped with 4-pole generator);<\/p>\n<p>f)     generators with only a fixed pole number or which are pole-changeable for speed adjustment;<\/p>\n<p>g)    output control by rotor blades (pitch or stall wind turbines);<\/p>\n<p>h)    generator coupled to the power grid via converter or directly.<\/p>\n","protected":false},"excerpt":{"rendered":"<p><b>Mechanical vibration \u2014 Evaluation of machine vibration by measurements on non-rotating parts \u2014 Part 21: Horizontal axis wind turbines with gearbox<\/b><\/p>\n<table style=\"width: 100%\" border=\"0\" cellspacing=\"0\" cellpadding=\"0\">\n<tbody>\n<tr>\n<td>Published By<\/td>\n<td>Publication Date<\/td>\n<td>Number of Pages<\/td>\n<\/tr>\n<tr>\n<td><a href=\"https:\/\/pdfstandards.shop\/product-category\/publishers\/iso\/\"><b>ISO<\/b><\/a><\/td>\n<td>2015-05<\/td>\n<td>22<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"featured_media":583978,"template":"","meta":{"rank_math_lock_modified_date":false,"ep_exclude_from_search":false},"product_cat":[272,2634],"product_tag":[],"class_list":{"0":"post-583961","1":"product","2":"type-product","3":"status-publish","4":"has-post-thumbnail","6":"product_cat-17-160","7":"product_cat-iso","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\/583961","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\/583978"}],"wp:attachment":[{"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/media?parent=583961"}],"wp:term":[{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_cat?post=583961"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/pdfstandards.shop\/wp-json\/wp\/v2\/product_tag?post=583961"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}