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Table 2 The parameter comparisons between the ESS and the VESS

From: Review of modeling and control strategy of thermostatically controlled loads for virtual energy storage system

 TypeESS modelVESS model
 Charge and discharge power\( {P}_{t, ch}^j \) and \( {P}_{t, dis}^j \)Pch(t) and Pdis(t)
 Capacity\( {Q}_t^j \)Ech(t) and Edis(t)
SOC\( {Q}_t^j/{Q}_n^j \)\( \frac{E_{ch}}{E_{ch}^{\mathrm{max}}} \) and \( \frac{E_{dis}}{E_{dis}^{\mathrm{max}}} \)
 Efficiency\( {\eta}_{ch}^{ESS} \) and \( {\eta}_{dis}^{ESS} \)\( {\eta}_{ch}^{VESS} \) and \( {\eta}_{dis}^{VESS} \)