Podcast
Questions and Answers
What is the overall cell voltage of the Nickel-Metal Hydride (Ni-MH) batteries?
What is the overall cell voltage of the Nickel-Metal Hydride (Ni-MH) batteries?
- 1.2 V
- 0.83 V
- 1.35 V (correct)
- 0.52 V
Which part of the battery is responsible for the reduction reaction in the Ni-MH batteries?
Which part of the battery is responsible for the reduction reaction in the Ni-MH batteries?
- Anode
- Discharge cut-off
- Nominal voltage
- Cathode (correct)
What are the main challenges associated with Ni-MH batteries mentioned in the text?
What are the main challenges associated with Ni-MH batteries mentioned in the text?
- Low cost and abuse tolerance
- High self-discharge and heat generation at high temperatures (correct)
- Long life cycle and safety
- Control of hydrogen loss and high specific energy
What discharge cut-off voltage is normally observed for the Ni-MH batteries?
What discharge cut-off voltage is normally observed for the Ni-MH batteries?
What is the overall cell voltage of the lead-acid battery?
What is the overall cell voltage of the lead-acid battery?
What is the main factor causing degradation of battery capacity in lead-acid batteries?
What is the main factor causing degradation of battery capacity in lead-acid batteries?
What is the chemical process involved in the dissolution of lead-acid batteries?
What is the chemical process involved in the dissolution of lead-acid batteries?
What are the drawbacks of lead-acid batteries that impede their use?
What are the drawbacks of lead-acid batteries that impede their use?
What were the dominant choice of battery chemistry for HEV in the past?
What were the dominant choice of battery chemistry for HEV in the past?
What are some advantages of Lithium-ion batteries over NiMH batteries?
What are some advantages of Lithium-ion batteries over NiMH batteries?
What type of batteries are mostly used in today's all-electric vehicles and PHEVs?
What type of batteries are mostly used in today's all-electric vehicles and PHEVs?
What are some considerations involved in EV battery pack design?
What are some considerations involved in EV battery pack design?