14 Questions 26 Answers 0 Followers
Questions related from Madhavan Kasinathan
Hello Everyone, I am currently optimizing the production process for the battery packs. I would like to know how the great the increase in contact resistance with an aluminium oxide layer on the...
22 May 2019 3,010 3 View
I am using LiFePO4 battery, I measured DCIR using the discharge pulse. I found that the measured value of DCIR changes with respect to both pulse current and SOC. I provided adequate rest period...
29 January 2019 5,528 4 View
I am designing Battery pack for a DC system. In order to find out the capacity required for the system, I need to calculate the energy requirement (Variable load, Idle condition). Since the...
11 September 2018 9,947 8 View
I would like to know how a BMS from a different Manufacturer can be tested? I want to make sure whether the BMS works as per our requirement and also ensure its operation as per the data...
09 May 2018 5,306 3 View
Hello Everyone, I would like to know what is Battery Size Factor? How it is related to Battery Testing and when it should be considered? Thanks in advance
30 April 2018 8,001 4 View
Dear all, I have tried to calculate the diffusion coefficient using the warburg impedance data. I have tried to use the formula as in the attachment. I am not sure how to calculate the...
12 September 2017 1,346 13 View
I am using polymeric binder of different molecular weight for silicon now. In the Oscillation amplitude sweep of slurries. I found a strange behavior. For lower M.wt. binder I got a yield point...
05 September 2017 4,973 3 View
In Distribution of Relaxation Time, how to differentiate whether the peak corresponds to a RC element or Warburg element?
07 September 2016 8,388 12 View
I have started working on modification of test cell for lithium spinel cathode using Electrochemical impedance spectroscopy. I am an absolute beginner to this technique and it is very hard for me...
03 August 2016 2,901 4 View
unlike metal oxide layered and spinel oxide electrodes, why olivine structure does not show any oxygen decomposition behavior?
15 February 2016 9,860 4 View
I am using a pneumatic calendaring machine from a popular manufacturer. The unit of pressure is mentioned in N/mm rather than N/mm2. I assumed that the point of contact of the roller with the...
01 January 1970 6,555 3 View
I would like to know how can I vent the cells (under laboratory condition) using short circuit. My question is that under short circuit condition, the CID is triggered and the current is...
01 January 1970 5,394 3 View
For a full cell, sometimes people use two RC element two represent two charge transfer process of Anode and Cathode. Sometimes a single RC element is used to fit the curve ( as the time constant...
01 January 1970 8,066 3 View
Hello all, I would like to design a solar panel for an application. I am looking for a software which can predict the average energy/power output based on the location which can also take solar...
01 January 1970 2,546 15 View
