Electrochemical Behavior of Metal Bipolar Plate Used to DMAFC Yang Chun (Hubei University)Contents Three-Electrode Cell 1 Orthogonal Experimental Design2 Data Testing and Analyses3 Conclusion and Plan4Three-Electrode Cellsaturated calomel electrode Platinum electrodeSS316 working electrodeParameter Background Pt，Hg，Hg2Cl2(s) | Cl-(c) E = = 0.2415 VParameters Setting vElectrochemical Workstation（CHI600B）The Taguchi method IntroductionvAdvantage of The Taguchi method 1、Reducing the variation in a process 2、Produce high quality product at low cost to the manufacturer 3、How different parameters affect the mean and variance of a process 4、Performance characteristic defines how well the process is functioning orthogonal Experimental Designv The collection of the necessary data determine factors most affect product quality with a minimum amount of experimentation, thus saving time and resources. v The Taguchi method is best used when there is an inter- mediate number of variables (3 to 50), few interactions between variables, and when only a few variables contribute significantly. Method Design of Experiments Orthogonal Experimental Design Linear Sweep Voltammetry (LSV)Experiments 1-3 (LSV)Experiments 4-6 (LSV)Experiments 7-9 (LSV)Parallel Plot (LSV)Amperometric I-t Curve Experiments 1-3 (I-t curve)Experiments 4-6 (I-t curve)Experiments 7-9 (I-t curve)Parallel Plot (I-t curve)ConclusionPlan 1、Evaluation the corrosion resistance performance and service life of SS316L in acid environment 2、Simulated solution of 70 0.5M H2SO4+5ppm F 3、The open circuit potential - time curves, the potentio- dynamic curves, the chronoamperometry curves were tested in acid environment