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It is not recommended to use a car stereo in this way.
The battery on the car is 30-40ah, the big one is only 50-60ah, the capacity is relatively not very large, and the car audio is still very expensive for large volume, especially the battery that has been used for a period of time.
I once had a patient waiting outside the hospital to see a doctor, sitting in the car and bored to turn on the radio to relieve boredom, the volume was also very low, and the patient came back for more than 1 hour, but the car could not catch fire, so I had to call ** to ask the insurance company to help. Of course, my battery has been used for a few years, and I have reached middle and old age, but it is enough to prove the power consumption of the car stereo.
A square dance speaker is only a few hundred yuan, and it also has the function of putting cards and mics. If you have to let the car dance, it's best to start the engine and let the generator power supply to reduce battery consumption. It consumes fuel so much, and the driver and car accompany it, and the gains outweigh the losses.
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The car stagnates and then discharges, in this way, the car battery will lose power, if it often loses power, the battery will store insufficient power, resulting in the car can not be ignited normally, so the gains outweigh the losses, so don't do this.
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It has a certain impact, I hope mine can help you.
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It has an impact, but it's not a big problem.
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Car audio, if you only play CDs, the electricity consumption is very small. But if you have a large screen, you will use slightly more electricity. The new battery is okay, but if it is a battery that is several years old, it may cause the car to not be able to start, especially when the temperature is very low.
A new battery, an hour or two of CD stereos, it doesn't matter much.
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It shouldn't make much of a difference.
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This is one thing that many people like to do, according to the work of the car power supply system, the vehicle is powered by the engine to provide electricity to the vehicle when it is working, and after the vehicle is turned off, it can only be powered by the battery.
After the vehicle is turned off, listen** for the battery will be consumed, the vehicle does not start means that the battery can only be used to supply power to the outside world, just like our mobile phone, listen to ** is a consumption of the battery, and as a car is the same, the car listens to ** compared to the mobile phone put ** power consumption is much larger, naturally the loss of the battery will be much larger, the minimum battery capacity of the car is about 54A, and the audio power of the general car is 10W 45W, some modified ** The power can reach 1100W or 1400W.
Take the 54A battery as an example, the output voltage is about 12V, and the minimum power is 45W to calculate, so it takes about 10 hours until the battery is exhausted, and at the same time, according to the current of a single time an hour in about the current, this means that the battery will continue to output electricity, which is a kind of wear and tear for the battery, plus the current battery has a service life, and the cycle life of the maintenance-free battery is generally about 100 to 200 times, and each time the electricity consumed means that the battery is wearing out.
Summary: The vehicle is worn out of the battery in the state of flameout, of course, there is no problem with occasionally turning off and stopping to listen to **, the wear and tear of the battery is basically negligible, but it is not recommended to operate this way, which is not conducive to the maintenance of the battery.
The correct way to turn off the engine and listen to the first is not to use the car stereo to listen to songs in the car after the car is turned off, which is the correct posture of stopping and listening to songs. The owner should know that after the car is turned off, the engine of the car does not drive the generator to charge the battery, so the battery has been in a state of discharge, and the owner is still listening to ** in the car, which will lead to battery power loss.
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There is no damage to the car battery after the car is turned off, and the setting function of the car itself has the effect of turning off the car and putting it out. The main reason for turning off the flame is to save fuel.
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It is easy to cause battery aging. Car batteries are generally used for 3 to 5 years, and it is easy to accelerate aging after turning off the engine.
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Now cars have already entered thousands of households, and their functions are also changing with each passing day, not only as a means of transportation, but also with the function of entertainment. We can also often see the driver waiting for someone on the side of the road, enjoying the car on board, so if the car is turned off, it will still affect the service life of the car battery? Will it cause irreversible damage?
First of all, we must first understand the principle of charging and discharging automobile batteries. Usually, the charging of the battery** converts kinetic energy into electrical energy and stores it on the battery when the engine does work, and when we use the entertainment function in the car, it belongs to the discharge process of the battery. And when we turn off the ignition, the kinetic energy stops converting, and the electrical equipment we use at this time, the electrical energy they consume comes from the battery.
Generally, the battery has a fixed amount of power and can be used for on-board electrical equipment, but it cannot support the long-term work of electrical equipment after the ignition is turned off, so it can only be said and cherished.
Secondly, we need to understand the types of batteries. Generally, there are lithium batteries, nickel batteries and lead-acid batteries, and our cars usually use lead-acid batteries, as car companies they generally do not equip lithium batteries or nickel batteries, the main reason is that lead-acid batteries are low cost and mature industrial chain.
Finally, low-cost lead-acid batteries also have obvious drawbacks. Compared with the other two batteries, it has a shorter lifespan, with about 300 times of charging and discharging. If you find that you can't start the car, the first situation is that the battery is losing power, mainly because the battery life has reached and has exceeded its service life, which is a signal to replace the battery.
The second situation is the vulcanization of the plates caused by the lack of frequent charging skins and sails, which is usually irreversible. The main reason is that we often use electrical equipment in the car after the ignition is turned off.
All in all, whether you can use the electrical equipment in the car after the engine is turned off mainly depends on the time of use. If it is used for a long time, it will seriously affect the service life of the battery, resulting in irreversible damage to the battery; If you only use it occasionally for a few minutes, this is basically not much of a problem for the battery.
This article is the original work of the car observer, and if there is plagiarism, legal responsibility will be pursued in accordance with the law.
Operator: Boyang).
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Is it true that listening to a song after the car turns off will hurt the battery? Novices figure it out and don't suffer.
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