Experimental study on the performance of multi-stage reverse electrodialysis based on LiCl-NH₄Cl aqueous solution CIESC Journal    DOI: 10.11949/0438-1157.20240198

Fig. 4 Variations of the total net output power with the number of RED stacks under different current densities (i_d ) ( The operating conditions of experiments: i_d =20 A·m^-2, 40 A·m^-2, 60 A·m^-2, 80 A·m^-2; m_HC =4 mol·kg^-1, m_LC = 0.05 mol·kg^-1; t = 25±1°C; v = 1.0 cm·s^-1)

Other Images/Table from this Article

• Fig. 1  Schematic diagram of the series control MSREDH
• Table 1  Specific information of experimental reagents
• Table 2  Basic parameters of Fujifilm IEMs
• Table 3  Relevant parameters of the spacers
• Table 4  Relevant parameters of experimental equipment and instruments
• Fig.2  Schematic diagram of experimental process
• Fig.3  Photograph of experimental system
• Table 5  Variation range of experimental parameters
• Table 6  Comparison of pertinent performance data for MSRED
• Fig. 5  Variations of the total net output power with the number of RED stacks under different molality concentration of HC feed solution (m_HC ) ( The operating conditions of experiments: m_HC = 3 mol·kg^-1, 4 mol·kg^-1, 5 mol·kg^-1, m_LC = 0.05 mol·kg^-1; t = 25±1°C; v = 1.0 cm·s^-1; the current density i_d in Fig. 5 (a) and (b) are 80 A·m^-2 and 40 A·m^-2, respectively)
• Fig. 6  Variations of the total net output power with the number of RED stacks under different molality concentration of LC feed solution (m_LC ) ( The operating conditions of experiments: m_HC = 4 mol·kg^-1, m_LC = 0.01 mol·kg^-1，0.05 mol·kg^-1，0.1 mol·kg^-1; t = 25±1°C; v = 1.0 cm·s^-1; the current density i_d in Fig. 6 (a) and (b) are 80 A·m^-2 and 40 A·m^-2, respectively )
• Fig.7  Variations of the total net output power with the number of RED stacks under different flow velocity (v) ( The operating conditions of experiments: m_HC = 4 mol·kg^-1, m_LC = 0.05 mol·kg^-1; t = 25±1°C; v = 0.5 cm·s^-1, 1 cm·s^-1, 2 cm·s^-1; the current density i_d in Fig. 7(a) and (b) are 80 A·m^-2 and 40 A·m^-2, respectively)