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Hello: 1, first calculate the lithium batteryFully chargedElectricity: 48V 25Ah 1200Wh (Watt Hour).
Battery lifeYes: 1200wh 240w 5h (hours).
3. The battery car's [Speed] is different, the speed of your electric car, multiplied by the endurance time, is [Cruising range] now.
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5kw low-speed electric vehicle range extender.
The range of electric vehicles is closely related to the capacity of the battery, the larger the capacity of the lithium battery, the longer the mileage, and it depends on whether your car is a two-wheeled, three-wheeled or four-wheeled electric vehicle.
Because the cruising range of low-speed electric four-wheeled vehicles is still relatively limited, can not fully meet the daily travel needs of the public, if you want to increase its cruising range, you can install a range extender, in order to increase its cruising range, increase its range of activities, meet the daily travel needs of the public, and realize the freedom of travel, no longer due to the lack of power halfway and difficult.
The range extender can be purchased directly from the manufacturer, and the manufacturer will ship it directly, which will be cheaper. It is necessary to choose a range extender produced by a large manufacturer and a big brand to have a comprehensive guarantee of quality, performance, technology, after-sales and so on, otherwise if it is a small workshop-type manufacturer, it is easy to break and there is no guarantee in all aspects.
Recommendations for the use of range extenders:
It is not recommended to start the range extender when the battery is full, and it is generally recommended to start it when the battery is only 30%-40%. There is no particularly good effect when starting when the battery is full, in order to be environmentally friendly, it is recommended to start the range extender when needed, battery pollution is more serious than exhaust gas pollution, and protecting the battery is to protect the environment. It is not recommended to use it when the battery is not a little charged, the range extender is electric when it starts, and it may not catch fire when the battery is not charged at all.
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This needs to be calculated and experimented, and no one can say how far it will run, what is the quality of the lithium battery, and what is the discharge curve? How big is the controller and does it match the motor perfectly? How heavy is the frame?
How heavy the load is, whether the running is uphill or downhill or dirt road, these are all precisely calculated, but no one will be idle to calculate this, just try how far you can run when loading.
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30-50 km, the battery needs to be replaced once a year to ensure the mileage, no need to look at the watch, it is a happy watch, not a mechanical watch... The only thing you need to run is a motorcycle, and a small 50cc tank of fuel can run more than 150 kilometers.
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The 350W motor consumes about power at full load.
If calculated according to the conversion rate of 85% of the brushless BAI motor, the DU should actually consume about 20 Ah hours, and it is expected to be able to maintain the operation of DAO for 2 hours and 19 minutes.
Coupled with the power drop caused by the voltage drop plus battery protection, it is expected to run for about 2 hours.
This is the approximate continuous operation time that can be supported. The rest depends on the speed.
The estimated run time deviation is less than 15 minutes.
It's just running at full power. In fact, it depends on the load situation and whether the road surface is smooth. Due to the motor reduction ratio and the actual speed and power consumption, the distance is calculated according to the time and the actual speed is the most reliable.
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70 kilometers of ordinary electric vehicles will definitely not be satisfied, and the battery will become more and more serious after aging, such a situation must be a motorcycle, or a gasoline moped, and the electricity must not be counted on.
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No wind, flat road, rated load, generally able to run 60-80km
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Hello! Theoretical data: 80km for simple cars and 70km for luxury cars, the actual situation should consider road conditions and weather.
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You can follow for sure.
Come on, you say, super power, the battery of heavenly energy.
The BAY48V20A electric DU pool, the 350W motor ran Zhi80 kilometers on the straight road in the summer.
If there is any problem with the DAO, I often measure the mileage I run, but most of the batteries that sell electric cars are estimated to have problems, and the battery replacement will not give you the original new battery, so I don't promise you to run that far. My car runs 80 in a new car, and it can run 70 after running for a year, but the 350W motor is not strong, the acceleration is not fast, the battery life is relatively good, and the maximum speed is generally between 30 and 32 kilometers per hour.
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My Fu is the crown king electric motorcycle, made here in Ningbo, basically a flat road bai
Drive at full speed, at about 40 miles, and after the power drops, it is between 30---35 miles.
DAO, running hard, the weight is not light, a group of 48V20A batteries (four 12V20A batteries), when you first use it, one person on it, you can run 70km in summer, two 65kg people sit on it, you can run about 35km, that is, one more person of similar weight, the number of distances will be halved. But in winter, due to the drop in temperature, the battery life will also drop significantly, when the temperature is below zero, the battery life will drop by half, that is, in winter, a person can only run 35km away! If the commuting distance is 70 kilometers, it is recommended to install two sets of batteries (that is, a total of 8 12V20A batteries), these two groups of batteries are connected in parallel, and are used separately with switches.
Mine has two sets, one in an empty space under the cushion! I can run at least 120 kilometers in the summer. Less in winter, but 70 kilometers can still be run.
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72V20AH lithium battery **1500 yuan, lithium battery by ternary lithium battery, iron phosphate electricity, etc. Specifically, you can go to JD.com, **, etc. How far you can go depends on whether your electric car is two-wheeled or three-wheeled, and it can make a big difference.
One thing is clear, lithium battery is not greatly affected by temperature, and it is the same in winter and summer.
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This depends on what DU electric vehicles are used for.
Zhi, how much power of the motor dao and the body condition can estimate the approximate special range, if it is a genus of electric vehicles can run to sixty or seventy kilometers.
There will be a big difference between this specification of lithium battery**, if the quality is okay, it is generally 2000-2500, this ** is more reliable, if it is poor quality**, it is difficult to say.
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Motor power? If it is below 800w, you can run 60 70km
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You can run about 40 kilometers to 50 kilometers, which is basically about the same.
For the battery life of 48V23Ah graphene battery, we first have to calculate the battery life of 48V23Ah lead-acid battery. Generally speaking, this type of battery is equipped with a motor of about 400W, and the speed of the vehicle is generally 25km h.
Through calculation, it can be known that the average current size of the uniform speed is the motor power voltage size = 400W 48V), the theoretical cruising time is the battery capacity Average current magnitude = 23Ah, and the theoretical cruising time is about 70km (theoretical cruising time * average speed of the vehicle = .
Since the battery life of 48v23ah graphene is generally double that of 48v23ah lead-acid battery, we can know that its battery life can reach 85-105 kilometers, which cannot run to 120 kilometers.
Take the Knife Xiaowei Eagle Pilot Edition and Emma Kuxun R270 as examples, of which the Knife Xiaowei Eagle Pilot Edition is equipped with a 48V23AH graphene battery, and its maximum range can reach 100 kilometers; The Emma Kuxun R270 is equipped with a 48V22AH graphene battery, which can only run about 100 kilometers. Therefore, from the actual model, if it is equipped with a graphene battery with a capacity of 48V23Ah, it is generally impossible to run up to 120 kilometers.
Whether it is from theoretical calculations or from the actual model, ordinary electric vehicles equipped with 48v23ah graphene batteries cannot run up to 120 kilometers.
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For the range of electric vehicles, in addition to motor power and battery capacity, it is also affected by many factors:
1.Road conditions: Flat roads are more power-hungry than potholes.
2.Driving style: The faster you go, the faster you accelerate, and the more you brake, the more energy you consume.
3.External temperate height: The performance of the battery deteriorates at low temperatures, resulting in a reduced range.
4.Load capacity: The impact of the load capacity within the rated load cannot be ignored.
Based on the above factors, we are unable to give a specific number of kilometers. Generally speaking, an electric car with a combination of a 1500w motor and a 48v 24ah battery can run about 30-60 kilometers. If you're driving in the city, continuous traffic lights and traffic jams can affect your range, while driving on gentle and steady roads can give you a longer range.
During use, attention should also be paid to issues such as charging and maintaining battery health during the limb chain to prolong the service life of the electric vehicle. It's best to test it on a real-world basis to get a more accurate range.
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The power consumption of electric vehicles per kilometer is calculated in watt-hours, and the storage capacity of 48 volts and 24 ampere-hours is 48 * 24 = 1152 1,152 watt-hours. According to the chart, you can compare which Zheng belt category your electric car belongs to.
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The theoretical range can generally reach about 105 kilometers.
Let's take a look at the various configurations of 48V electric vehicles, which are generally equipped with 350W or 400W motors as standard, and in terms of batteries, there are generally 48V12AH, 48V20AH, 48V24AH, 48V32AH and other models. In addition, we can know that 48V electric vehicles are mostly national standard cars, so their speed is about 25km h.
Secondly, let's take a look at the range of 48V electric vehicles in different configurations. Taking the battery 12Ah and the motor 350W as an example, we can get the average current size of about the motor power voltage by calculation), the theoretical battery life is the battery capacity average current), and the theoretical range is about 40 kilometers (theoretical battery life * average speed).
Similarly, if the battery remains unchanged and the motor is 400W, the theoretical range can reach 36 km. On average, if equipped with a 12ah battery, the theoretical range is about 38 kilometers.
In addition, through calculations, we can get a battery of 20Ah, a motor of 350W, and a theoretical range of 69 km. If the battery remains unchanged and the motor is 400W, the theoretical range of the vehicle is 60 km. On average, if it is equipped with a 20ah battery, the theoretical range is about 65 kilometers.
In the same way, we can get that if a 48V electric vehicle is equipped with a 24AH battery, the theoretical range can generally reach about 80 kilometers, and if it is equipped with a 32AH battery, the theoretical range can generally reach about 105 kilometers.
To sum up, if a 48V electric car wants to run up to 80 km, it needs at least a 24AH battery. However, since the above data is calculated under ideal conditions, there may be some differences in actual calculations, but in general, the differences are not particularly large. In addition, some models may also use energy-saving technology, which means that the actual range of the model may exceed the theoretical range.
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This is directly related to your model, speed, and load capacity, if it is a small and medium-sized four-wheeled electric car, the general power consumption per kilometer is 110 to 120 watt-hours, the voltage is 72 volts, and the capacity is 240 ampere-hours, and the storage capacity is 72 * 240 = 17280 110 = 157 Through calculations, it can be calculated according to the power consumption of 110 watt-hours per kilometer, and the battery can last about 157 kilometers. A reference material is sent to you with the text for your reference.
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The battery and motor alone cannot calculate how many kilometers of range there is. It's like a tank of fuel, different cars have different skins.
Vehicle weight, road conditions, and vehicle structural efficiency are all factors that affect the speed of the side stove and also affect the endurance.
If your car is at full speed, 50 km/h.
72x240=17280
3·46x50 172·8 male grip loser.
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