{"id":198555,"date":"2026-05-14T21:03:41","date_gmt":"2026-05-14T21:03:41","guid":{"rendered":"https:\/\/innovationspace.ansys.com\/knowledge\/?post_type=topic&p=198555"},"modified":"2026-05-14T21:06:52","modified_gmt":"2026-05-14T21:06:52","slug":"freeflow-faqs-what-are-the-main-benefits-of-using-sph-adaptive-size-and-what-types-of-applications-benefit-most-from-it","status":"publish","type":"topic","link":"https:\/\/innovationspace.ansys.com\/knowledge\/forums\/topic\/freeflow-faqs-what-are-the-main-benefits-of-using-sph-adaptive-size-and-what-types-of-applications-benefit-most-from-it\/","title":{"rendered":"[FreeFlow FAQs] What are the main benefits of using SPH Adaptive Size, and what types of applications benefit most from it?"},"content":{"rendered":"

\"\"<\/h1>\n

What are the main benefits of using SPH Adaptive Size, and what types of applications benefit most from it?<\/strong><\/h1>\n

Key benefits include:<\/p>\n

\n
    \n
  • Improved accuracy<\/strong> in critical flow regions;<\/li>\n
  • Reduced computation time<\/strong> compared to uniform fine resolution;<\/li>\n
  • Lower memory usage<\/strong>, especially for large 3D problems.<\/li>\n<\/ul>\n<\/div>\n

    These advantages are most noticeable in problems with localized flow complexity.<\/p>\n

    SPH Adaptive Size is particularly useful for:<\/p>\n

      \n
    • Nozzles and spray flows;<\/li>\n
    • Free\u2011surface impacts and splashing;<\/li>\n
    • Hydraulic components and valves;<\/li>\n
    • Flows over complex obstacles;<\/li>\n
    • Narrow gap or clearance flows (e.g., e\u2011motor or lubrication cooling).<\/li>\n<\/ul>\n

      Any application where high gradients exist only in limited regions is a strong candidate.<\/p>\n

       <\/p>\n

      Ansys FreeFlow\u2122 smoothed-particle hydrodynamics (SPH) simulation software<\/em> <\/span><\/span><\/h6>\n

      \"\"<\/strong><\/p>\n

      Janaina Oliveira<\/strong><\/h3>\n

      Technical\/Product Publications<\/strong><\/em><\/p>\n","protected":false},"template":"","class_list":["post-198555","topic","type-topic","status-publish","hentry","topic-tag-ansys-freeflow","topic-tag-ansys-freeflow-faqs","topic-tag-faqs-sph","topic-tag-sph-adaptive-size","topic-tag-sph-simulations","filter-by-application-ansys-freeflow","application-products-ansys-freeflow"],"aioseo_notices":[],"acf":[],"custom_fields":[{"0":{"_edit_lock":["1778856848:17114"],"_edit_last":["17114"],"_aioseo_title":[null],"_aioseo_description":[null],"_aioseo_keywords":["a:0:{}"],"_aioseo_og_title":[null],"_aioseo_og_description":[null],"_aioseo_og_article_section":[""],"_aioseo_og_article_tags":["a:0:{}"],"_aioseo_twitter_title":[null],"_aioseo_twitter_description":[null],"application_name":[""],"_application_name":["field_64a80903c8e15"],"filter_by_optics_product":["Lumerical"],"_filter_by_optics_product":["field_64fb192ba3121"],"family":[""],"_family":["field_64a809229a857"],"siebel_km_number":[""],"_siebel_km_number":["field_63ecbffce60db"],"salesforce_km_number":[""],"_salesforce_km_number":["field_63ecc018e60dc"],"km_published_date":[""],"_km_published_date":["field_64c77704499dd"],"product_version":[""],"_product_version":["field_64c776cb4fd2e"],"_bbp_forum_id":["27796"],"_bbp_topic_id":["198555"],"_bbp_author_ip":["200.58.0.178"],"_bbp_last_reply_id":["0"],"_bbp_last_active_id":["198556"],"_bbp_last_active_time":["2026-05-14 21:03:41"],"_bbp_reply_count":["0"],"_bbp_reply_count_hidden":["0"],"_bbp_voice_count":["0"],"_btv_view_count":["67"],"_bbp_likes_count":["1"]},"test":"articlesansys-com"}],"_links":{"self":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics\/198555","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics"}],"about":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/types\/topic"}],"version-history":[{"count":2,"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics\/198555\/revisions"}],"predecessor-version":[{"id":198557,"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/topics\/198555\/revisions\/198557"}],"wp:attachment":[{"href":"https:\/\/innovationspace.ansys.com\/knowledge\/wp-json\/wp\/v2\/media?parent=198555"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}