US Patent 10024171 Article and method of cooling an article

An article and method of cooling an article are provided. The article includes a body portion, a plurality of partitions within the body portion, and at least one aperture in each of the partitions, the at least one aperture arranged and disposed to direct fluid towards an inner surface of the body portion. The plurality of partitions form at least one up-pass cavity and at least one re-use cavity arranged and disposed to receive the fluid from the at least one aperture in one of the partitions. The method includes providing the article having an up-pass partition and a re-use partition, generating a first fluid flow through the at least one aperture in the up-pass partition, receiving a post-impingement fluid within the re-use cavity, and generating a re-use fluid flow through the at least one aperture in the re-use partition, the re-use fluid flow being generated from the post-impingement fluid.