{"id":204,"date":"2016-11-16T08:59:10","date_gmt":"2016-11-16T07:59:10","guid":{"rendered":"http:\/\/www.electromotive.eu\/?page_id=204"},"modified":"2026-03-17T19:24:02","modified_gmt":"2026-03-17T18:24:02","slug":"fuel-cell-online-calculator","status":"publish","type":"page","link":"https:\/\/www.electromotive.eu\/?page_id=204","title":{"rendered":"Fuel Cell Online Calculator"},"content":{"rendered":"<p><b>Please note that the calculator may not work properly with some browsers due to insufficient math package.<\/b><\/p>\n<p>This <strong>fuel cell online calculator<\/strong> performs approximate calculations of PEM fuel cell stacks and <strong>comparative calculations for stacks based on stamped and joined metal bipolar plates (Metal-BIP) and on carbon-based bipolar plates (C-BIP)<\/strong>, considering internal coolant flow fields for each BIP type.<\/p>\n<p>&nbsp;<\/p>\n<p>Please note, that the input volume flows are calculated as non-humidified dry gas volume flows and in norm-litres per minute, at standard conditions. Stack operating conditions deriving from standard conditions in terms of pressure, temperature, humidity etc. have to be recalculated according to that.<br \/>\n<strong>Very important: <\/strong>please use the dot as decimal separator:<br \/>\n<strong>Correct<\/strong>: 3<strong>.<\/strong>141 <strong>wrong<\/strong>: 3<strong>,<\/strong>141<br \/>\n<strong>All information and calculations are provided without warranty or liability.<\/strong><\/p>\n<p><strong> <span style=\"text-decoration: underline;\"> Calculation of input volume flows of fuel and oxidant and stack performance calculation<\/span><\/strong><\/p>\n<form method=\"get\" name=\"frmQuadrat\">\n<table border=\"0\" width=\"530\" cellspacing=\"0\" cellpadding=\"0\">\n<colgroup>\n<col width=\"130\" \/>\n<col width=\"30\" \/>\n<col width=\"10\" \/>\n<col width=\"130\" \/>\n<col width=\"30\" \/> <\/colgroup>\n<tbody>\n<tr>\n<td>+++++++++++++++++++<\/td>\n<td>+++++++++<\/td>\n<td>++++<\/td>\n<td>++++++++++++++++<\/td>\n<td>+++++++++<\/td>\n<\/tr>\n<tr>\n<td>Active Cell Area [cm\u00b2]<\/td>\n<td><input name=\"AZF\" size=\"6\" type=\"text\" value=\"200\" \/><\/td>\n<td><\/td>\n<td>Stoichometry of Cathode Flow (Air\/O2) [-]<\/td>\n<td><input name=\"stoic_ka\" size=\"6\" type=\"text\" value=\"2\" \/><\/td>\n<\/tr>\n<tr>\n<td>Electric Current Density [A\/cm\u00b2]<\/td>\n<td><input name=\"i_dichte\" size=\"6\" type=\"text\" value=\"1.5\" \/><\/td>\n<td><\/td>\n<td>Stoichometry of Anode Flow (H2) [-]<\/td>\n<td><input name=\"stoic_an\" size=\"6\" type=\"text\" value=\"1.2\" \/><\/td>\n<\/tr>\n<tr>\n<td>O2-Concentration within Cathode Flow [%]<\/td>\n<td><input name=\"conc_o2\" size=\"6\" type=\"text\" value=\"21\" \/><\/td>\n<td><\/td>\n<td>H2-Concentration within Anode flow [%]<\/td>\n<td><input name=\"conc_h2\" size=\"6\" type=\"text\" value=\"100\" \/><\/td>\n<\/tr>\n<tr>\n<td>Number of Cells in the Stack [-]<\/td>\n<td><input name=\"n_zelle\" size=\"6\" type=\"text\" value=\"40\" \/><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><strong>Optional Input:<\/strong><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>Single Cell Voltage (under load) [V]<\/td>\n<td><input name=\"u_el_load\" size=\"6\" type=\"text\" value=\"0.6\" \/><\/td>\n<td><\/td>\n<td>Single Cell Voltage (OCV) [V]<\/td>\n<td><input name=\"u_el_idle\" size=\"6\" type=\"text\" value=\"0.95\" \/><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td colspan=\"2\"><input id=\"Cleistung\" name=\"Cleistung\" type=\"button\" value=\"Calculate Stack Data\" onclick=\"LBerechne()\"\/><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>Volume flow: Cathode Gas [Nl\/min]<\/td>\n<td><input name=\"v_ka\" size=\"6\" type=\"text\" \/><\/td>\n<td><\/td>\n<td>Volume flow: Anode Gas [Nl\/min]<\/td>\n<td><input name=\"v_an\" size=\"6\" type=\"text\" \/><\/td>\n<\/tr>\n<tr>\n<td>Water Production (under load) [g\/min]<\/td>\n<td><input name=\"m_h2o\" size=\"6\" type=\"text\" \/><\/td>\n<td><\/td>\n<td>Production of Excess Heat [W]<\/td>\n<td><input name=\"p_heat_load\" size=\"6\" type=\"text\" \/><\/td>\n<\/tr>\n<tr>\n<td>Electric Stack Power (under load) [W]<\/td>\n<td><input name=\"p_el\" size=\"6\" type=\"text\" \/><\/td>\n<td><\/td>\n<td>Stack Voltage (idle) [V]<\/td>\n<td><input name=\"u_stack_idle\" size=\"6\" type=\"text\" \/><\/td>\n<\/tr>\n<tr>\n<td>Electric Stack Current (under load) [A]<\/td>\n<td><input name=\"i_stack_load\" size=\"6\" type=\"text\" \/><\/td>\n<td><\/td>\n<td>Stack Voltage (under load) [V]<\/td>\n<td><input name=\"u_stack_load\" size=\"6\" type=\"text\" \/><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>&nbsp;<\/p>\n<p><b> <u> Calculation of Stack Volume and Power Density:<br \/>\nComparation of stamped Metal Bipolar Plates and Carbon-based Bipolar Plates<\/u><\/b><\/p>\n<table border=\"0\" width=\"530\" cellspacing=\"0\" cellpadding=\"0\">\n<colgroup>\n<col width=\"130\" \/>\n<col width=\"30\" \/>\n<col width=\"10\" \/>\n<col width=\"130\" \/>\n<col width=\"30\" \/> <\/colgroup>\n<tbody>\n<tr>\n<td>+++++++++++++++++++<\/td>\n<td>+++++++++<\/td>\n<td>++++<\/td>\n<td>++++++++++++++++<\/td>\n<td>+++++++++<\/td>\n<\/tr>\n<tr>\n<td>Anode Flow Field: Channel Depth [mm]<\/td>\n<td><input name=\"h_an\" size=\"6\" type=\"text\" value=\"0.3\" \/><\/td>\n<td><\/td>\n<td>Cathode Flow Field: Channel Depth [mm]<\/td>\n<td><input name=\"h_ca\" size=\"6\" type=\"text\" value=\"0.5\" \/><\/td>\n<\/tr>\n<tr>\n<td>Coolant Flowfield: Channel Height [mm]<\/td>\n<td><input name=\"h_cool\" size=\"6\" type=\"text\" value=\"0.8\" \/><\/td>\n<td><\/td>\n<td>Percentage of the Active Cell Area on the Overall Bipolar Plate Area [%]<\/td>\n<td><input name=\"conc_azf\" size=\"6\" type=\"text\" value=\"70\" \/><\/td>\n<\/tr>\n<tr>\n<td>Thickness of Sheet Metal (Metal-BIP) [mm]<\/td>\n<td><input name=\"t_sheet\" size=\"6\" type=\"text\" value=\"0.15\" \/><\/td>\n<td><\/td>\n<td>Minimum Wall Thickness for being H2-tight (C-BIP) [mm]<\/td>\n<td><input name=\"w_min\" size=\"6\" type=\"text\" value=\"1\" \/><\/td>\n<\/tr>\n<tr>\n<td>Thickness of Additional Layers per Cell (E.g. witin glued \/ brazed BIP or bipolar plates with more than three flowfields) [mm]<\/td>\n<td><input name=\"w_misc\" size=\"6\" type=\"text\" value=\"0\" \/><\/td>\n<td><\/td>\n<td>Thickneess of MEA [mm]<\/td>\n<td><input name=\"h_mea\" size=\"6\" type=\"text\" value=\"0.8\" \/><\/td>\n<\/tr>\n<tr>\n<td>Anode Current Collector Plate: Thickness including first Anode Flowfield [mm]<\/td>\n<td><input name=\"h_bus_an\" size=\"6\" type=\"text\" value=\"5\" \/><\/td>\n<td><\/td>\n<td>Cathode Current Collector Plate: Thickness including first Cathode Flowfield [mm]<\/td>\n<td><input name=\"h_bus_ca\" size=\"6\" type=\"text\" value=\"5\" \/><\/td>\n<\/tr>\n<tr>\n<td>Thickness of Electrical Isolation: Endplate &#8211; Anode Current Collector Plate [mm]<\/td>\n<td><input name=\"h_iso_an\" size=\"6\" type=\"text\" value=\"5\" \/><\/td>\n<td><\/td>\n<td>Thickness of Electrical Isolation: Endplate &#8211; Cathode Current Collector Plate [mm]<\/td>\n<td><input name=\"h_iso_ca\" size=\"6\" type=\"text\" value=\"5\" \/><\/td>\n<\/tr>\n<tr>\n<td>Thickness of End Plate (Anode Side) [mm]<\/td>\n<td><input name=\"h_end_an\" size=\"6\" type=\"text\" value=\"25\" \/><\/td>\n<td><\/td>\n<td>Thickness of End Plate (Cathode Side) [mm]<\/td>\n<td><input name=\"h_end_ca\" size=\"6\" type=\"text\" value=\"25\" \/><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td colspan=\"4\"><input id=\"Hleistung\" name=\"Hleistung\" type=\"button\" value=\"Calculate Stack Volume &amp; Power Density\" onclick=\"StackBerechne()\"\/><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>Overall Height of Stack (from metal bipolar plates) [mm]<\/td>\n<td><input name=\"h_stack_met\" size=\"6\" type=\"text\" \/><\/td>\n<td><\/td>\n<td>Overall Height of Stack (from carbon bipolar plates) [mm]<\/td>\n<td><input name=\"h_stack_carb\" size=\"6\" type=\"text\" \/><\/td>\n<\/tr>\n<tr>\n<td>Base Area Stack [cm\u00b2]<\/td>\n<td><input name=\"a_base_stack\" size=\"6\" type=\"text\" \/><\/td>\n<td><\/td>\n<td><\/td>\n<td><\/td>\n<\/tr>\n<tr>\n<td>Volume of Metal-Stack [litre]<\/td>\n<td><input name=\"vol_stack_met\" size=\"6\" type=\"text\" \/><\/td>\n<td><\/td>\n<td>Volume of Carbon-Stack [litre]<\/td>\n<td><input name=\"vol_stack_carb\" size=\"6\" type=\"text\" \/><\/td>\n<\/tr>\n<tr>\n<td>Power Density Metal-Stack [kW\/liter]<\/td>\n<td><input name=\"pspec_stack_met\" size=\"6\" type=\"text\" \/><\/td>\n<td><\/td>\n<td>Power Density Carbon-Stack [kW\/liter]<\/td>\n<td><input name=\"pspec_stack_carb\" size=\"6\" type=\"text\" \/><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/form>\n","protected":false},"excerpt":{"rendered":"<p>Please note that the calculator may not work properly with some browsers due to insufficient math package. This fuel cell online calculator performs approximate calculations of PEM fuel cell stacks and comparative calculations for stacks based on stamped and joined metal bipolar plates (Metal-BIP) and on carbon-based bipolar plates (C-BIP), considering internal coolant flow fields [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":6,"menu_order":0,"comment_status":"open","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-204","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.electromotive.eu\/index.php?rest_route=\/wp\/v2\/pages\/204","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.electromotive.eu\/index.php?rest_route=\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.electromotive.eu\/index.php?rest_route=\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.electromotive.eu\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.electromotive.eu\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=204"}],"version-history":[{"count":78,"href":"https:\/\/www.electromotive.eu\/index.php?rest_route=\/wp\/v2\/pages\/204\/revisions"}],"predecessor-version":[{"id":381,"href":"https:\/\/www.electromotive.eu\/index.php?rest_route=\/wp\/v2\/pages\/204\/revisions\/381"}],"up":[{"embeddable":true,"href":"https:\/\/www.electromotive.eu\/index.php?rest_route=\/wp\/v2\/pages\/6"}],"wp:attachment":[{"href":"https:\/\/www.electromotive.eu\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=204"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}