{"id":3995,"date":"2016-09-28T17:09:35","date_gmt":"2016-09-29T00:09:35","guid":{"rendered":"http:\/\/hydrogen.wsu.edu\/?page_id=3995"},"modified":"2016-10-18T16:29:59","modified_gmt":"2016-10-18T23:29:59","slug":"vascular-venting","status":"publish","type":"page","link":"https:\/\/hub.wsu.edu\/ise\/design\/vascular-venting\/","title":{"rendered":"Vascular Venting"},"content":{"rendered":"<br \/>\n<section id=\"builder-section-1456149783910\" class=\"row single gutter pad-top\">\n<div style=\"\" class=\"column one \">\n<header>\n<h4>Vascular Venting Team<\/h4>\n<\/header>\n<figure id=\"attachment_4211\" aria-describedby=\"caption-attachment-4211\" style=\"width: 547px\" class=\"wp-caption aligncenter\"><a href=\"https:\/\/hydrogen.wsu.edu\/wp-content\/uploads\/sites\/44\/2016\/02\/DSC_0264.jpg\" rel=\"attachment wp-att-4211\"><img decoding=\"async\" loading=\"lazy\" class=\"wp-image-4211 \" src=\"https:\/\/hydrogen.wsu.edu\/wp-content\/uploads\/sites\/44\/2016\/02\/DSC_0264-e1457725512810-396x113.jpg\" alt=\"DSC_0264\" width=\"547\" height=\"156\" \/><\/a><figcaption id=\"caption-attachment-4211\" class=\"wp-caption-text\">Left to Right: Jake Enslow &#8211; Austin Rapp &#8211; Mohammed Albreiki &#8211; Taylor Sanderso &#8211; Zijue Wang &#8211; Max Welton<\/figcaption><\/figure>\n<h6><strong>Goals:<\/strong><\/h6>\n<ul>\n<li>No more than 1% hydrogen by volume in the container. Hydrogen is flammable in air at 4%-75% by volume. NFPA 2 (Hydrogen technologies code)<\/li>\n<li>A\u00a0network of vessels that conduct and circulate fluids.<\/li>\n<li>In the event of a hydrogen leak our system will ventilate the leaked gas.<\/li>\n<\/ul>\n<h1><\/h1>\n<h1><span style=\"text-decoration: underline\"><strong>Paradigms<\/strong><\/span><\/h1>\n<p>&nbsp;<\/p>\n<h6><strong>Active\/Passive Ventilation:<\/strong><\/h6>\n<ul>\n<ul>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Openings to the outside will passively vent leaked hydrogen, when a leak is detected powered fans will be turned on to quickly ventilate the container.<a href=\"https:\/\/hydrogen.wsu.edu\/wp-content\/uploads\/sites\/44\/2016\/02\/passive-active.png\" rel=\"attachment wp-att-4215\"><img decoding=\"async\" loading=\"lazy\" class=\"size-medium wp-image-4215 aligncenter\" src=\"https:\/\/hydrogen.wsu.edu\/wp-content\/uploads\/sites\/44\/2016\/02\/passive-active-396x295.png\" alt=\"passive active\" width=\"396\" height=\"295\" \/><\/a><\/span><\/li>\n<\/ul>\n<\/ul>\n<p>&nbsp;<\/p>\n<h6><strong>Nitrogen Flushing:<\/strong><\/h6>\n<ul>\n<ul>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">In the event of a hydrogen leak, nitrogen will be dispensed throughout the container to eliminate the risk of Hydrogen reacting with Oxygen.<img decoding=\"async\" loading=\"lazy\" class=\"size-full wp-image-4214 aligncenter\" src=\"https:\/\/hydrogen.wsu.edu\/wp-content\/uploads\/sites\/44\/2016\/02\/Nitrogen-tank.png\" alt=\"Nitrogen tank\" width=\"257\" height=\"516\" \/><\/span><\/li>\n<\/ul>\n<\/ul>\n<p>&nbsp;<\/p>\n<h6><strong>3-Stage-Integration:<\/strong><\/h6>\n<ul>\n<ul>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">A combination of passive venting at all times, active venting when a small leak is detected, and Nitrogen flushing in the event of a critical leak seems to be the most promising solution.<\/span><\/li>\n<\/ul>\n<\/ul>\n<h1><\/h1>\n<p>&nbsp;<\/p>\n<h1><span style=\"text-decoration: underline\"><strong>Design Recommendation: Combined Active\/Passive Ventilation<\/strong><\/span><\/h1>\n<p>&nbsp;<\/p>\n<h6><strong>What?<img decoding=\"async\" loading=\"lazy\" class=\"size-full wp-image-4217 alignright\" src=\"https:\/\/hydrogen.wsu.edu\/wp-content\/uploads\/sites\/44\/2016\/02\/ventilator-turbine.png\" alt=\"ventilator turbine\" width=\"390\" height=\"284\" \/><\/strong><\/h6>\n<ul>\n<li>Ventilator turbines<\/li>\n<li>Powered exhaust fans<\/li>\n<li>Intake vents<\/li>\n<\/ul>\n<h6><strong>Why?<\/strong><\/h6>\n<ul>\n<li>Cost effective<\/li>\n<li>Simple<\/li>\n<li>Effectively meets NFPA-2 6.17 (Ventilation) standards\n<ul>\n<li>6.17.1 (Ventilation Rate) &#8211; Must be at a rate greater than 1 CFM per square foot of floor space (160 CFM for this container)<\/li>\n<li>6.17.2.1.4.2 &#8211; Exhaust must be within 12 inches of the ceiling<\/li>\n<li>6.17.2.1.5 (Recirculation of Exhaust) &#8211; Prevent accumulation of hydrogen within the ventilated space<\/li>\n<\/ul>\n<\/li>\n<li>Meets AMCA 99-0401 (Spark Resistance)<\/li>\n<\/ul><\/div>\n<\/section>\n<section id=\"builder-section-1476832433077\" class=\"row single gutter pad-top\">\n<div style=\"\" class=\"column one \">\n<header>\n<h2>Implementation<\/h2>\n<\/header>\n<h6><strong>8\u201d Ventilator Turbine:<\/strong><\/h6>\n<ul>\n<ul>\n<li style=\"font-weight: 400\">Passive ventilation at all times<\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">255 CFM @ 4MPH winds<\/span><\/li>\n<li style=\"font-weight: 400\">Need 3 to satisfy standards<\/li>\n<\/ul>\n<\/ul>\n<p><span style=\"font-weight: 400\"><img decoding=\"async\" loading=\"lazy\" class=\"size-full wp-image-4216 alignnone\" src=\"https:\/\/hydrogen.wsu.edu\/wp-content\/uploads\/sites\/44\/2016\/02\/another-turbine-1.png\" alt=\"another turbine\" width=\"251\" height=\"251\" \/><\/span><\/p>\n<h6><strong>Direct Drive Aluminum Exhaust Fan:<\/strong><\/h6>\n<ul>\n<ul>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Active ventilation to quickly remove hydrogen<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Spark proof<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Up to 541 CFM<\/span><\/li>\n<li style=\"font-weight: 400\">Need 3 as well for ventilation standards<\/li>\n<\/ul>\n<\/ul>\n<p><span style=\"font-weight: 400\"><img decoding=\"async\" loading=\"lazy\" class=\"size-full wp-image-4213 alignnone\" src=\"https:\/\/hydrogen.wsu.edu\/wp-content\/uploads\/sites\/44\/2016\/02\/Fan.png\" alt=\"Fan\" width=\"386\" height=\"316\" \/><\/span><\/p>\n<h6><strong>12\u201d x 12\u201d Intake Louver:<\/strong><\/h6>\n<ul>\n<ul>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Allow of air intake<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Capable of 310 CFM intake<\/span><\/li>\n<li style=\"font-weight: 400\"><span style=\"font-weight: 400\">Drainable<\/span><\/li>\n<li style=\"font-weight: 400\">requires 6 air intake louvers<\/li>\n<\/ul>\n<\/ul>\n<p><span style=\"font-weight: 400\"><img decoding=\"async\" loading=\"lazy\" class=\"size-full wp-image-4218 alignnone\" src=\"https:\/\/hydrogen.wsu.edu\/wp-content\/uploads\/sites\/44\/2016\/02\/Vent.png\" alt=\"Vent\" width=\"285\" height=\"285\" \/><\/span><\/p>\n<\/p><\/div>\n<\/section>\n<section id=\"builder-section-1476832469199\" class=\"row single gutter pad-top\">\n<div style=\"\" class=\"column one \">\n<header>\n<h2>Economics<\/h2>\n<\/header>\n<p><strong>8\u201d Ventilator Turbine: <\/strong><\/p>\n<p>Unit Price: $82.75 x 3 = <span style=\"text-decoration: underline\">$248.25<\/span><\/p>\n<p><strong>Direct Drive Aluminum Exhaust Fan:<\/strong><\/p>\n<p>Unit Price: $431.72 x 3 = <span style=\"text-decoration: underline\">$1,295.16<\/span><\/p>\n<p><strong>12\u201d x 12\u201d Intake Louver: <\/strong><\/p>\n<p>Unit Price: $271.00 x 6 = <span style=\"text-decoration: underline\">$1,626.00<\/span><\/p>\n<h5 style=\"text-align: center\">Total Expected Cost: <span style=\"text-decoration: underline\">$3,169.41<\/span><\/h5>\n<\/p><\/div>\n<\/section>\n<section id=\"builder-section-1476832923393\" class=\"row single gutter pad-top\">\n<div style=\"\" class=\"column one \">\n<header>\n<h2>Integration<\/h2>\n<\/header>\n<h4><strong>Hydrogen Leak Detection<\/strong><\/h4>\n<p>The hydrogen Leak Detection system will need to be able to detect Hydrogen leaks at no more than 0.6% in the container. The leak detection system is vital for the performance of the ventilation system because if you can&#8217;t detect a leak, you won&#8217;t be able to fix it. The leak detection system will be moderated sensors inside the container and will be able to activate and deactivate the active venting while the passive venting will be continuously operational.<\/p>\n<p>&nbsp;<\/p>\n<\/p><\/div>\n<\/section>\n","protected":false},"excerpt":{"rendered":"<p> <\/p>\n<h4>Vascular Venting Team<\/h4>\n<p><strong>Goals:<\/strong><\/p>\n<p>No more than 1% hydrogen by volume in the container. Hydrogen is flammable in air at 4%-75% by volume. NFPA 2 (Hydrogen technologies &#8230; <a href=\"https:\/\/hub.wsu.edu\/ise\/design\/vascular-venting\/\" class=\"more-link\"><span class=\"more-default\">&raquo; More &#8230;<\/span><\/a><\/p>\n","protected":false},"author":1163,"featured_media":0,"parent":2908,"menu_order":1,"comment_status":"closed","ping_status":"closed","template":"template-builder.php","meta":[],"wsuwp_university_location":[],"wsuwp_university_org":[],"_links":{"self":[{"href":"https:\/\/hub.wsu.edu\/ise\/wp-json\/wp\/v2\/pages\/3995"}],"collection":[{"href":"https:\/\/hub.wsu.edu\/ise\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/hub.wsu.edu\/ise\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/hub.wsu.edu\/ise\/wp-json\/wp\/v2\/users\/1163"}],"replies":[{"embeddable":true,"href":"https:\/\/hub.wsu.edu\/ise\/wp-json\/wp\/v2\/comments?post=3995"}],"version-history":[{"count":15,"href":"https:\/\/hub.wsu.edu\/ise\/wp-json\/wp\/v2\/pages\/3995\/revisions"}],"predecessor-version":[{"id":4909,"href":"https:\/\/hub.wsu.edu\/ise\/wp-json\/wp\/v2\/pages\/3995\/revisions\/4909"}],"up":[{"embeddable":true,"href":"https:\/\/hub.wsu.edu\/ise\/wp-json\/wp\/v2\/pages\/2908"}],"wp:attachment":[{"href":"https:\/\/hub.wsu.edu\/ise\/wp-json\/wp\/v2\/media?parent=3995"}],"wp:term":[{"taxonomy":"wsuwp_university_location","embeddable":true,"href":"https:\/\/hub.wsu.edu\/ise\/wp-json\/wp\/v2\/wsuwp_university_location?post=3995"},{"taxonomy":"wsuwp_university_org","embeddable":true,"href":"https:\/\/hub.wsu.edu\/ise\/wp-json\/wp\/v2\/wsuwp_university_org?post=3995"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}