{"id":251,"date":"2015-12-18T20:09:47","date_gmt":"2015-12-19T03:09:47","guid":{"rendered":"https:\/\/blogs.ubc.ca\/toke\/?page_id=251"},"modified":"2015-12-18T20:09:47","modified_gmt":"2015-12-19T03:09:47","slug":"area-averaged-sensible-heat-flux-and-a-new-method-to-determine-zero-plane-displacement-length-over-an-urban-surface-using-scintillometry","status":"publish","type":"page","link":"https:\/\/blogs.ubc.ca\/toke\/area-averaged-sensible-heat-flux-and-a-new-method-to-determine-zero-plane-displacement-length-over-an-urban-surface-using-scintillometry\/","title":{"rendered":"Area-Averaged Sensible Heat Flux and a New Method to Determine Zero-Plane Displacement Length over an Urban Surface using Scintillometry"},"content":{"rendered":"<h6>Manabu Kanda, Ryo Moriwaki, Matthias Roth &amp; Tim Oke<br \/>\nBoundary-Layer Meteorology, 105 (1): 177-193, October 2002<\/h6>\n<h3 style=\"text-align: center;\">Abstract<\/h3>\n<p>Field observations of area-averaged turbulence characteristics were conducted in a densely built-up residential neighbourhood in Tokyo, Japan. In addition to eddy-correlation (EC) sensors a scintillometer was used for the first time in a city. Significant results include: (1) Scintillometer-derived sensible heat fluxes, QH, obtained at a height 3.5 times the building height agree well with those using the EC technique; (2) source areas for the scintillometer fluxes are larger than for the EC sensors, so that at low heights over inhomogeneous terrain scintillometry offers advantages; (3) new similarity relationships for dissipation rates are proposed for urban areas; (4) a new technique that uses simultaneous scintillation measurements at two heights to directly estimate area-averaged zero-plane displacement height, zd, is proposed. zd estimated in this way depends slightly on atmospheric stability (lower zd under more unstable conditions).<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Manabu Kanda, Ryo Moriwaki, Matthias Roth &amp; Tim Oke Boundary-Layer Meteorology, 105 (1): 177-193, October 2002 Abstract Field observations of area-averaged turbulence characteristics were conducted in a densely built-up residential neighbourhood in Tokyo, Japan. In addition to eddy-correlation (EC) sensors a scintillometer was used for the first time in a city. Significant results include: (1) [&hellip;]<\/p>\n","protected":false},"author":28914,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-251","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/blogs.ubc.ca\/toke\/wp-json\/wp\/v2\/pages\/251","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/blogs.ubc.ca\/toke\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/blogs.ubc.ca\/toke\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/blogs.ubc.ca\/toke\/wp-json\/wp\/v2\/users\/28914"}],"replies":[{"embeddable":true,"href":"https:\/\/blogs.ubc.ca\/toke\/wp-json\/wp\/v2\/comments?post=251"}],"version-history":[{"count":1,"href":"https:\/\/blogs.ubc.ca\/toke\/wp-json\/wp\/v2\/pages\/251\/revisions"}],"predecessor-version":[{"id":252,"href":"https:\/\/blogs.ubc.ca\/toke\/wp-json\/wp\/v2\/pages\/251\/revisions\/252"}],"wp:attachment":[{"href":"https:\/\/blogs.ubc.ca\/toke\/wp-json\/wp\/v2\/media?parent=251"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}