Fuel Cell Capacity Calculation
One measure of the energy conversion efficiency of a fuel cell is the ratio of the actual voltage at a given current density to the maximum voltage obtained under no load open circuit conditions.
Fuel cell capacity calculation. These calculations will prove useful to those engaged in the development and analysis of fuel cell systems. Calculate the nernst voltage the first step in creating the polarization curve is to calculate the nernst. Fuel cell power model the fuel cell power fcpower model is a financial tool to analyze high temperature fuel cell based tri generation systems. There are two types of cylindrical tanks.
Quick and easy tank volume and tank capacity calculation a k a. Fuel cell and reactant consumption inside the fuel cell. The stoichiometry must always be more than one. Calculate the activation losses activation losses is the voltage required to overcome the activation energy of.
The volume of your tank is simply calculated as. Tank volume calculator online calculate the capacity of a tank in gallons litres cubic meters cubic feet etc. One type that lies on its side and another type that s meant to stand upright. N feed n consumed 1 the reactant feed for h 2 and air into the fuel cell stack are now defined by an anode and cathode stoichiometry.
Supporting 10 different tank shapes. Here l length w width and h height. Chp systems linked to absorption chillers use their waste heat for refrigeration. A typical capacity range of home fuel cell is 1 3 kw el 4 8 kw th.
Such calculations include the stoichiometric relationship of the hydrogen and air reactant flows to fuel cell current. N h 2 feed n h 2 anode in 2f. This paper focuses on pem type fuel cells however much of the content is applicable to other fuel cell technologies. How to predict fuel cell performance step 1.
1stlaw control volume e electrolyte fuel oxidant e. Servers as a liquid volume calculator with output in us gallons uk gallons bbl us oil and litres. It uses a discounted cash flow rate of return methodology to determine the cost of delivered energy and it quantifies energy inputs outputs and greenhouse gas emissions.