Is it possible to create a self-charging battery?

Is it possible to create a self-charging battery?
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1 Answer

Answer :

Batteries are for storage, not power generation. It’s possible to attach a solar cell or something to a battery, though. Exactly how much battery are we dealing with? What do you want to do with it?
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Related questions

How hard is for a multi million company like Apple to make a solar battery charging device for your iPhone / MacBook ?

Description : How hard is for a multi million company like Apple to make a solar battery charging device for your iPhone / MacBook ?

Last Answer : Probably not hard, but they’re not in the business of making niche peripherals. Market realities let others like Ravi be innovative.

Have you faced issue related to mobile battery charging?

Description : Have you faced issue related to mobile battery charging?

Last Answer : On my cell but that was caused by “hung” update to an app. I had to force the update to stop by removing it and then the next date reload. The install was in some kind of a loop I guess, it was using 20 % of the battery when phone was idle.

How important is the first initial battery charging session on your new cellphone?

Description : How important is the first initial battery charging session on your new cellphone?

Last Answer : Read the user’s manual, and there will be specific instructions for charging your particular unit.

Why is my new computer battery not charging fully?

Description : Why is my new computer battery not charging fully?

Last Answer : You sometimes have to cycle a new battery a few times before it will reach full capacity. Try unplugging it and using it until it switches off then recharging it a few times and see it that helps.

The battery of my macbook doesn't seem to be charging?

Description : The battery of my macbook doesn't seem to be charging?

Last Answer : I have this problem a lot. Unplug the cord on both ends and leave it completely unplugged for a minute or so and then try again. Should do the trick.

Is it better to let the battery in the new MacBook Pro fully discharge before charging it?

Description : Is it better to let the battery in the new MacBook Pro fully discharge before charging it?

Last Answer : Any laptop battery’s life will benefit from being fully discharged to fully charged, especially within the first few uses.

I have a couple of questions about my new laptop computer regarding charging the battery.

Description : I have a couple of questions about my new laptop computer regarding charging the battery.

Last Answer : charge when the battery is flat. if the battery is full leaving it plugged in to the charger will damage the battery and youll end up buying a new battery. attach the AC charger when there is need for it.

Why isn't my battery charging on Laptop?

Description : Why isn't my battery charging on Laptop?

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Why is my mac working only when plugged in? Also the battery icon says "not charging" and it shuts off the instant I remove the cord. How do I solve this problem?

Description : Why is my mac working only when plugged in? Also the battery icon says "not charging" and it shuts off the instant I remove the cord. How do I solve this problem?

Last Answer : perhaps the battery is not attached properly. Take it out and clean it (wipe the dust away etc) and put it back in.

Does charging with a charger other than a specific charger cause too much damage to the battery ?

Description : Does charging with a charger other than a specific charger cause too much damage to the battery ?

Last Answer : Charging with any charger will take a long time to fully charge the set but the battery will run out of charge in a short time. The set becomes slow. So it is always better to charge the battery with ... the mobile , it will not take too long to charge the mobile , and the charge will be longer.

Does charging with any charger cause any damage to mobile or battery ?

Description : Does charging with any charger cause any damage to mobile or battery ?

Last Answer : No , no problem. It will only take a little longer to fully charge. Also no problem. Many people even say that using mobile while charging causes battery problem , but that is not true. So you can safely use your mobile in case of emergency.

New Phone Battery Charging

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Last Answer : It is completely unnecessary to format the battery of your new phone . It used to be really necessary, but batteries made with today's technology no longer require them to be shaped at all in their new ... not charge the phone below 10 degrees and above 30 degrees. It is not good for the battery.   

Intermittent car battery charging

Description : Does the battery matter if I charge it intermittently? I'm still not home

Last Answer : It shouldn't matter much, although it's probably not optimal. Let her charge for the night. Before you sleep, the battery is charged and you don't drive in the same car at night. / So I mean, if you sleep /

Car battery charging.

Description : When I start charging the flashlight, the hand pops out for 2, what does it show ?. Is it how much she takes or how not charged?

Last Answer : This is the charging current level in A. You can tell the end of charging by measuring the voltage at the battery terminals (not flashlights) when charging. When charging, the voltage at the terminals ... it will remain the same until the end of charging. But you can't tell from the picture.

Disconnecting the car battery while charging?

Description : Do I have to unplug the flashlight in the car? Or can I leave them as and connect the cables to it?

Last Answer : You can leave it connected. Only - if you do not have "maintenance free", it will be harder for you to clean up any splashed acid.

Is frequent charging of smartphones harmful to the battery? Why?

Description : Is frequent charging of smartphones harmful to the battery? Why?

Last Answer : Yes, because it can reduce battery life more quickly. The important thing popular amongst the Mobile experts is that the phone should be charged between 40 to 60%, depending upon the age and battery percentage should not go below 20%.

Assertion : Current between two points in an electrical always flows from higher potential to lower potential. Reason : During charging of a battery c

Description : Assertion : Current between two points in an electrical always flows from higher potential to lower potential. Reason : During charging of a battery c

Last Answer : Assertion : Current between two points in an electrical always flows from higher potential to lower ... . If both Assertion and Reason are false.

Will a car battery charger ruin my battery if I accidentally reverse the cables while charging?

Description : Will a car battery charger ruin my battery if I accidentally reverse the cables while charging?

Last Answer : Yes it will damage your battery if you reverse the cables. There is an article on Wikipedia about it at this link http://en.wikipedia.org/wiki/Rechargeable_battery.

Charging a Power Wheels' Battery?

Description : Charging a Power Wheels' Battery?

Last Answer : Children from ages 1 to 6 can enjoy all of the fun that Power Wheels offer. So that your child can spend hours each day riding their Lil' Quad, Barbie Convertible Car or Jeep Wrangler around the ... Riding time varies from 1 to 3 hours after each full charge of your child's Power Wheels vehicle.

Does charging my cell phone battery every night make it not hold a full charge?

Description : Does charging my cell phone battery every night make it not hold a full charge?

Last Answer : I don't think that charging a cell phone battery every night hurts the battery. It does not matter how long the battery is being charged. The battery is created for specified period of time and then needs to be changed.

Violent gassing developed by a lead-acid battery during charging indicates that the ____________. A. plate separators are grounded B. cell voltages are excessive C. specific gravity in insufficient D. charging rate is excessive

Description : Violent gassing developed by a lead-acid battery during charging indicates that the ____________. A. plate separators are grounded B. cell voltages are excessive C. specific gravity in insufficient D. charging rate is excessive

Last Answer : Answer: D

If violent gassing occurs when a lead-acid storage battery is first placed on charge, the _____________. A. battery must be given an emergency charge B. charging rate is too low C. charging rate is too high D. specific gravity of the electrolyte solution is too low

Description : If violent gassing occurs when a lead-acid storage battery is first placed on charge, the _____________. A. battery must be given an emergency charge B. charging rate is too low C. charging rate is too high D. specific gravity of the electrolyte solution is too low

Last Answer : Answer: C

Which of the following problems is indicated if a lead-acid battery begins to gas violently when it is first placed on charge? A. Insufficient compartment ventilation is being provided. B. A short circuit exists in one of the battery cells. C. The battery is undergoing its normal charging rate. D. An excessive charging rate is being applied to the battery.

Description : Which of the following problems is indicated if a lead-acid battery begins to gas violently when it is first placed on charge? A. Insufficient compartment ventilation is being provided. B. A short ... undergoing its normal charging rate. D. An excessive charging rate is being applied to the battery.

Last Answer : Answer: D

Which of the following procedures represents the best method to prevent the freezing of batteries continuously exposed to low temperatures? A. The battery caps should be removed. B. The battery cap vents should be sealed. C. The battery should be kept in a fully charged condition. D. The battery should be disconnected from its charging source.

Description : Which of the following procedures represents the best method to prevent the freezing of batteries continuously exposed to low temperatures? A. The battery caps should be removed. B. The battery cap ... in a fully charged condition. D. The battery should be disconnected from its charging source.

Last Answer : Answer: C

When a battery-charging panel is being used, the batteries will discharge if _____________. A. DC voltage is supplied B. the polarity is reversed C. the voltage fluctuates D. too little current is supplied

Description : When a battery-charging panel is being used, the batteries will discharge if _____________. A. DC voltage is supplied B. the polarity is reversed C. the voltage fluctuates D. too little current is supplied

Last Answer : Answer: B

Proper storage battery maintenance includes ____________. A. keeping connections tight and casing surfaces clean B. making sure electrolyte level is below the separator plates C. insulating the terminals with naval jelly D. maintaining a high charging rate at all times

Description : Proper storage battery maintenance includes ____________. A. keeping connections tight and casing surfaces clean B. making sure electrolyte level is below the separator plates C. insulating the terminals with naval jelly D. maintaining a high charging rate at all times

Last Answer : Answer: A

A slow continual loss of electrolyte level from one cell of a storage battery could be due to _______________. A. a cracked casing B. too low a charging rate C. the specific gravity being higher than normal D. one filler cap installed too tightly

Description : A slow continual loss of electrolyte level from one cell of a storage battery could be due to _______________. A. a cracked casing B. too low a charging rate C. the specific gravity being higher than normal D. one filler cap installed too tightly

Last Answer : Answer: A

When a lead-acid battery begins gassing freely while receiving a normal charge, the charging current should _____________. A. be increased B. remain unchanged C. be decreased D. shut off

Description : When a lead-acid battery begins gassing freely while receiving a normal charge, the charging current should _____________. A. be increased B. remain unchanged C. be decreased D. shut off

Last Answer : Answer: C

Which of the processes listed occurs during the charging of a lead-acid storage battery? A. Negative plates change to lead peroxide. B. Positive plates change to lead peroxide. C. Both plates change to lead peroxide. D. Both plates change to lead sulfate.

Description : Which of the processes listed occurs during the charging of a lead-acid storage battery? A. Negative plates change to lead peroxide. B. Positive plates change to lead peroxide. C. Both plates change to lead peroxide. D. Both plates change to lead sulfate.

Last Answer : Answer: B

The specific gravity of the electrolyte solution in a lead acid battery _____________. A. is not effected during charging B. remains the same during discharge C. would read close to 1.830 when discharged D. gives an indication of the state of charge of the battery

Description : The specific gravity of the electrolyte solution in a lead acid battery _____________. A. is not effected during charging B. remains the same during discharge C. would read close to 1.830 when discharged D. gives an indication of the state of charge of the battery

Last Answer : Answer: D

Which of the following activities occurs during the charging process of a lead-acid storage battery? A. The specific gravity of the acid increases. B. Both plates change chemically to lead sulfate. C. The specific gravity of the acid decreases. D. Hydrogen gas is absorbed.

Description : Which of the following activities occurs during the charging process of a lead-acid storage battery? A. The specific gravity of the acid increases. B. Both plates change chemically to lead sulfate. C. The specific gravity of the acid decreases. D. Hydrogen gas is absorbed.

Last Answer : Answer: A

When a lead-acid battery begins gassing freely while receiving a normal charge, the charging current should be _____________. A. increased B. shut off C. decreased D. unchanged

Description : When a lead-acid battery begins gassing freely while receiving a normal charge, the charging current should be _____________. A. increased B. shut off C. decreased D. unchanged

Last Answer : Answer: C

Violent gassing from a lead-acid battery while it is being charged, indicates that the _____________. A. plate separators are grounded B. battery compartment ventilation is inadequate C. electrolyte specific gravity is too low D. charging rate is too high

Description : Violent gassing from a lead-acid battery while it is being charged, indicates that the _____________. A. plate separators are grounded B. battery compartment ventilation is inadequate C. electrolyte specific gravity is too low D. charging rate is too high

Last Answer : Answer: D

When charging a 100 amp-hour lead-acid battery, ___________. A. the temperature of the electrolyte should not be allowed to exceed 90°F B. the charging rate should be no greater than 125% of the battery amp-hour rating C. the source of power for charging should be 2.5 volts per cell D. gassing within the battery decreases when nearing full charge and it will be necessary to reduce the charging current to a low finishing rate

Description : When charging a 100 amp-hour lead-acid battery, ___________. A. the temperature of the electrolyte should not be allowed to exceed 90°F B. the charging rate should be no greater than 125% of the ... nearing full charge and it will be necessary to reduce the charging current to a low finishing rate

Last Answer : Answer: C

The circuit shown in the illustration represents a ________. EL-0090 A. battery charging circuit B. synchronous exciter C. depth sounding unit D. cathodic protection system

Description : The circuit shown in the illustration represents a ________. EL-0090 A. battery charging circuit B. synchronous exciter C. depth sounding unit D. cathodic protection system

Last Answer : Answer: D

When a nickel-cadium battery begins gassing while connected to the battery charging circuit, you should _____________. A. do nothing as this is a normal condition when charging B. add distilled water to each cell to reduce the specific gravity of the electrolyte C. add potassium hydroxide to each cell to increase the specific gravity of the electrolyte D. decrease the charging rate

Description : When a nickel-cadium battery begins gassing while connected to the battery charging circuit, you should _____________. A. do nothing as this is a normal condition when charging B. add distilled water ... to each cell to increase the specific gravity of the electrolyte D. decrease the charging rate

Last Answer : Answer: A

When charging a nickel-cadmium battery, ____________. A. the charging rate should be lessened when gassing commences B. overcharging should be avoided C. the specific gravity of the electrolyte will be unaffected by the state of charge D. add distilled water just prior to charging to insure proper mixing

Description : When charging a nickel-cadmium battery, ____________. A. the charging rate should be lessened when gassing commences B. overcharging should be avoided C. the specific gravity of the electrolyte will be ... by the state of charge D. add distilled water just prior to charging to insure proper mixing

Last Answer : Answer: C

A lead-acid battery may become hotter than normal during a charge if the _________. A. battery has a shorted cell B. charging voltage is too low C. specific gravity is too high D. battery room door is secured

Description : A lead-acid battery may become hotter than normal during a charge if the _________. A. battery has a shorted cell B. charging voltage is too low C. specific gravity is too high D. battery room door is secured

Last Answer : Answer: A

When charging lead-acid batteries, the charging rate should be reduced as the battery nears its full charge to ____________. A. prevent damaging battery plates B. allow equalization of cell voltages C. reduce lead sulfate deposits D. increase lead peroxide formation

Description : When charging lead-acid batteries, the charging rate should be reduced as the battery nears its full charge to ____________. A. prevent damaging battery plates B. allow equalization of cell voltages C. reduce lead sulfate deposits D. increase lead peroxide formation

Last Answer : Answer: A

A nickel-cadmium battery is receiving a normal charge and gases freely. The charging current should _____________. A. be increased B. be decreased C. be cut off and the battery allowed to cool D. remain the same

Description : A nickel-cadmium battery is receiving a normal charge and gases freely. The charging current should _____________. A. be increased B. be decreased C. be cut off and the battery allowed to cool D. remain the same

Last Answer : Answer: D

During the charging process of storage batteries, the charging rooms should be well ventilated because __________. A. without ventilation excessive gassing will occur B. highly poisonous gases are released C. highly explosive gases will otherwise accumulate D. without ventilation the battery will not take a full charge

Description : During the charging process of storage batteries, the charging rooms should be well ventilated because __________. A. without ventilation excessive gassing will occur B. highly poisonous gases are ... gases will otherwise accumulate D. without ventilation the battery will not take a full charge

Last Answer : Answer: C

Battery charging rooms should be well ventilated because the charging process produces_____________. A. highly poisonous gas B. highly combustible oxygen C. explosive gases D. corrosive gases

Description : Battery charging rooms should be well ventilated because the charging process produces_____________. A. highly poisonous gas B. highly combustible oxygen C. explosive gases D. corrosive gases

Last Answer : Answer: C

Regarding battery charging rooms, ventilation should be provided __________. A. at the lowest point of the room B. horizontally near the batteries C. at the highest point of the room D. only when charging is in progress

Description : Regarding battery charging rooms, ventilation should be provided __________. A. at the lowest point of the room B. horizontally near the batteries C. at the highest point of the room D. only when charging is in progress

Last Answer : Answer: C

Local action in a nickel-cadmium battery is offset by _____________. A. separating the positive and negative plates with plastic spacers B. separating the positive and negative plates with resin impregnated spacers C. adding a small amount of lithium hydroxide to the electrolyte D. trickle charging

Description : Local action in a nickel-cadmium battery is offset by _____________. A. separating the positive and negative plates with plastic spacers B. separating the positive and negative plates with resin impregnated spacers C. adding a small amount of lithium hydroxide to the electrolyte D. trickle charging

Last Answer : Answer: D

Which of the following statements concerning nickel-cadmium batteries is true? A. When mixing electrolyte always add acid to the water. B. Nickel-cadmium batteries can be charged and discharged only a limited number of times without damage to the cells. C. Nickel-cadmium batteries can be stored for a long time and still keep a full charge without additional charging. D. The electrolyte of an idle nickel-cadmium battery must be replaced monthly to maintain battery condition.

Description : Which of the following statements concerning nickel-cadmium batteries is true? A. When mixing electrolyte always add acid to the water. B. Nickel-cadmium batteries can be charged and ... The electrolyte of an idle nickel-cadmium battery must be replaced monthly to maintain battery condition.

Last Answer : Answer: C

When charging lead-acid batteries, you should reduce the charging rate as the battery nears its full charge capacity to ______________. A. prevent excessive gassing and overheating B. allow equalization of cell voltages C. reduce lead sulfate deposits D. increase lead peroxide formation

Description : When charging lead-acid batteries, you should reduce the charging rate as the battery nears its full charge capacity to ______________. A. prevent excessive gassing and overheating B. allow equalization of cell voltages C. reduce lead sulfate deposits D. increase lead peroxide formation

Last Answer : Answer: A

Which of the listed battery charging circuits is used to maintain a wet-cell, lead-acid, storage battery in a fully charged state during long periods of disuse? A. Normal charging circuit B. Quick charging circuit C. Trickle charging circuit D. High ampere charging circuit

Description : Which of the listed battery charging circuits is used to maintain a wet-cell, lead-acid, storage battery in a fully charged state during long periods of disuse? A. Normal charging circuit B. Quick charging circuit C. Trickle charging circuit D. High ampere charging circuit

Last Answer : Answer: C

Why lead acid battery requires so much large initial charging?

Description : Why lead acid battery requires so much large initial charging?  

Last Answer : Initially for a new battery, negative plate will be PbO instead of Pb. To convert all of them back to Pb, we need so much prolonged initial charging.  

What are the methods of charging of battery.

Description : What are the methods of charging of battery.

Last Answer : Mainly there are three types of charging of battery. a. Constant current charging system. In this system the charging current is kept to constant by varying the supplied DC voltage by the help ... value of the trickle charging current is approximately 2% of the full charging current of the battery.