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IT gearbox. The IT Count Box is the best gearbox on the market because it is not only fuel-efficient, but also very durable.
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The best is the AT, and the manufacturer installs a large number of dual-clutch because the cost of the dual-clutch is only half of the AT. Don't look at their faces and say that the dual-clutch gear is fast and more advanced, in fact, it is to make more money. Referring to Volkswagen, most of them are dual-clutch transmissions in China, and AT-based products are basically in foreign markets.
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The best There is no doubt that the AT gearbox dual-clutch is to save costs The problem is not to talk about PDK at most Not a thing CVT ride is the best Personally, I think that the best driving pleasure is not pursued Driving pleasure Comfortable driving CVT is the best Pursuit of driving pleasure Violent driving The frequency of using the car is particularly high The need for extraordinarily torque-heavy off-road vehicles, large-displacement luxury cars, etc. Of course, each gearbox has good and bad Dual-clutch is not recommended to buy.
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The transmission structure is a hydraulic torque converter, the engine is used to drive the torque converter pump wheel to rotate and agitate the ATF gearbox oil to run, the force is continuously hit the turbine through the guide wheel through the liquid transmission, and the turbine drives the gearbox output shaft to achieve complete transmission, this structure is theoretically no wear, so the service life is very long, as for the power loss caused by hydraulic transmission is also in the past, the advanced hydraulic torque converter will have a one-way clutch with integrated torsion shock absorber, In rapid acceleration and cruising driving, the one-way clutch will push the turbine and the pump wheel to combine rigidly, and the power will be transmitted to the gearbox without loss after the combination of the two, and there is no semi-linkage state of the clutch between the two wheels, and there is no wear, and the stability is also high, which is the main reason why many performance cars and supercars will choose AT.
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Globally recognized as the best 4 AT transmissions at present, which one is used in your car?
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The Golf would be perfect with a wet dual-clutch transmission, but the GTI will definitely suffer.
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The three types of gearboxes mainly refer to AT, CVT, and DCT. According to the most used in the market is the AT manual automatic gearbox, which also illustrates from the side, the advantages of manual automatic integration and the future development trend, as for which clutch to choose, it is mainly based on the actual use of their own car to choose, there is no best, only the most suitable for themselves.
At present, the three major transmission manufacturers are Aisin and Jetco in Japan and ZF in Germany. For most people, the most heard is Aisin, which is also a very well-known brand in automatic transmissions. The transmissions of automobiles include AT, CVT, and dual-clutch transmission, of which the dual-clutch is based on the manual transmission.
AT automatic manual transmission is the most mature, widely used and complex automatic transmission. At present, most of the middle and high-end cars are using manual automatic automatic transmission, which can automatically switch gears according to the speed of the automobile engine, and mainly transmit torque according to the gear driving gear, and the transmission efficiency is very high.
However, because it mainly relies on the speed of the engine to drive the hydraulic torque converter to push the clutch, there is a certain loss of kinetic energy of the engine, so the fuel consumption will be relatively high.
CVT continuously variable transmission is the smoothest gearbox, with low R&D and manufacturing costs, more fuel-efficient, and not prone to problems, which is why many family cars currently use CVT transmission.
Cars with CVT gearboxes may lack a bit of driving pleasure compared to American cars in terms of driving experience, because the maximum torque that CVT gearboxes can withstand is low, and it is not suitable for large-displacement cars. It is widely used in many Japanese cars, such as Honda and Toyota's CVT transmissions are very durable.
The advantages of the DCT dual-clutch gearbox are very prominent, it has fast shifts, plenty of power, two sets of input shafts, and another set of ready to be plugged in. In addition, the difficulty of research and development and manufacturing costs are lower, which is also a means to reduce costs and increase efficiency for car companies.
At present, the most used dual-clutch transmission in China is Volkswagen, and the dual-clutch transmission is divided into wet and dry, and most of the cars currently use the wet dual-clutch transmission, but the dry dual-clutch will have an unavoidable frustration in driving, and it needs to be purchased carefully.
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Now on the market manual, automatic and infinite! The manual ones are all some people who love to play with cars, and they have a sense of control! Automatic and comfortable! Then Wuji is comfortable and economical! According to your needs! Now that the technology is mature, it's all good!
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Hello, I'm helping you sort out the answers to your questions, please wait a moment
Question: How many types of car transmissions are there? Car gearbox good or bad ranking? Which one is the best car gearbox? What are the advantages and disadvantages of various transmissions in cars?
Ask which transmission is the most fuel-efficient.
Answer: There are many gearboxes now, manual transmissions, CVT transmissions, AT transmissions, dual-clutch transmissions. In this ranking, it is said that the manual transmission is ranked first, the AT is second, and the CVT transmission is ranked third. Dual-clutch transmission took 4th place.
CVT's gearbox is the most fuel-efficient.
Ask which transmission has the most power.
Question: Can I buy a car with a dual-clutch in the wet market?What are the advantages and disadvantages of dual clutch.
The answer is not to think about it, considering the disadvantage of this car is that the pause is relatively large when driving at low speeds, and it is very likely that the clutch system will be stuck, and the gearbox will not be able to drive normally.
Question: If you want to buy a car, which car is best within 150,000 yuan?
Ask XRV what kind of car is this.
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Roundup
The first is BMW's 8AT gearbox, you must know that for BMW, one of the German Big Three, its handling and driving experience have reached the point of impeccable, and it has reached a very mature point. Coupled with ZF's AT transmission technology, it is naturally impossible to say that it is in first place.
The second is Nissan's CVT continuously variable gearbox, in today's gearbox field, if you want to talk about intelligence, of course, it is none other than CVT, and CVT can be said to have no sense of fault when changing gears, very smooth, and the noise is also very small, so it can be ranked in the name, naturally there is a certain reason.
The third is Volkswagen's DSG dual-clutch gearbox, you must know that for the research and development of DSG, Volkswagen can be said to be the earliest, and when many companies are committed to the integration of hands, Volkswagen began to insist on developing DSG, but Volkswagen did succeed, in the case of the same displacement, Volkswagen's DSG gearbox can reach higher power, so it is still very good.
An automobile transmission is a set of transmission devices used to coordinate the speed of the engine with the actual driving speed of the wheels, so as to give full play to the best performance of the engine. Transmissions can create different gear ratios between the engine and the wheels while the car is in motion.
By shifting gears, the engine can be operated at its best power performance. The development trend of transmissions is becoming more and more complex and the degree of automation is also getting higher and higher, and automatic transmissions will be the mainstream in the future.
The function of the car gearbox
Changing the gear ratio expands the range of torque and speed of the drive wheel to adapt to the often changing driving conditions, while allowing the engine to work in favorable conditions (higher power and lower fuel consumption).
With the same direction of rotation of the engine, the car can be driven backwards.
Neutral gear is used to interrupt power transmission so that the engine can start, idle, and facilitate the transmission to shift gears or take out power.
The transmission is composed of a transmission mechanism and a control mechanism, and if necessary, a power take-off can also be added. There are two ways to classify: according to the way the transmission ratio changes and according to the different ways of operation.
The above content refers to Encyclopedia - Automobile Transmission.
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Hello 1Manual transmission: manual transmission is the most traditional and more common transmission when driving, manual transmission structure is simple, low cost, high transmission efficiency, although it is more troublesome in daily use, but there is a better sense of control, for some drivers whose driving skills are not very good, manual transmission has a certain degree of difficulty in operation, and it is easy to stall.
The biggest difference between ordinary automatic transmission and manual transmission is that there is no need to switch gears, ordinary automatic transmissions are used to achieve the purpose of shifting through hydraulic transmission and gear combination, which is more convenient for novice drivers, the driver can step on the pedal with different strengths, and the gearbox can automatically raise and lower gears.
Automatic Manual Transmission: The automatic manual transmission integrates both manual and automatic shift modes, and the automatic manual transmission has a distinct + - logo, which will also be improved on the transmission due to the integration of the two functions.
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Hello, I am auspicious, professional field expert, help 3000 people to solve the problem successfully, your question has been seen, is sorting out the answer, you can also improve the question, so that I can answer you accurately, thank you for your support, and wait patiently
Hello, I'm glad to answer your questions There are three main types of automatic transmissions, continuously variable transmission, automatic manual transmission and dual-clutch transmission. Continuously variable gearboxes mainly appear in Japanese models, and the automatic manual transmission has the widest range of applications, and dual-clutch transmissions are more common in Volkswagen series models. These have had quality problems due to the manufacturer's design problems, and it is not possible to say which gearbox is the best.
Automatic transmissions can be subdivided into hydraulic automatic transmissions (AT), mechanical continuously variable automatic transmissions (CVT), electronically controlled mechanical automatic transmissions (AMT), and C dual-clutch automatic transmissions (DCT). Hydraulic automatic transmission (AT) AT does not use the clutch to shift, the gear is less variable and the connection is stable, so it is easy to operate, which not only brings convenience to the driver, but also brings comfort to the rider. But there are also many disadvantages, one is that it responds slowly to speed changes and is not as sensitive as a manual gearbox; Second, the fuel consumption is not economical, the transmission efficiency is low, the torque conversion range is limited, and the introduction of electronic control technology in recent years has partially improved this problem; Third, the mechanism is complex and difficult to repair.
The hydraulic oil circulating at high speed in the torque converter generates high temperatures, so it is necessary to use the specified high-temperature resistant hydraulic oil. In addition, if the car cannot be started due to lack of battery power, it cannot be started by the method of cart or trailer. If a faulty car is hauled, care should be taken to lift the drive wheels off the ground to protect the automatic transmission gears from damage.
Mechanical Continuously Variable Automatic Transmission (CVT)The mechanical continuously variable automatic transmission is characterized by the fact that the gear ratio is not an intermittent point, but a series of continuous values, so as to better coordinate the external driving conditions of the vehicle and the engine load, can give full play to the potential of the engine, improve the fuel economy of the vehicle, it makes the car have a traction performance without loopholes, thereby significantly improving the performance of the vehicle. At present, steel belt or chain transmission is mostly used for power transmission.
Electronically Controlled Mechanical Automatic Transmission (AMT)The electronically controlled mechanical automatic transmission is improved on the basis of the traditional manual gear transmission, which is a mechatronic and hydraulic automatic transmission that combines the advantages of AT (automatic) and MT (manual); AMT not only has the advantages of automatic transmission of hydraulic automatic transmission, but also retains the advantages of high efficiency, low cost, simple structure and easy manufacturing of the original manual transmission gear transmission.
In general, there are pros and cons, depending on which one you choose and need, hard work for you to look at the above answers, you have a number of relatives in your heart.
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1.The manual transmission is economical and fuel-efficient, reliable and durable, and for veteran drivers, there is also a certain driving pleasure. But if you live in an area prone to congestion, a manual transmission is a driver's nightmare.
2.If you want to be comfortable while driving, then an automatic transmission is a must. Even if you change cars in the future, automatic transmission cars are easier to sell, and the value retention rate is relatively high.
3.Dual-clutch transmission is a very popular transmission on the market
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Since the gearbox plays a vital role in the car, it is important to choose a good gearbox, and it is necessary to choose it according to your own needs for the car, because each gearbox has its own advantages and disadvantages, so you must understand which aspect you value more.
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At present, the best transmission in the world is ZF and Japan's Aisin, ZF is generally equipped with some luxury brands of rear-wheel drive cars, such as the BMW series.
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Hydraulic automatic transmission, also known as AT gearbox, realizes automatic transmission through the combination of hydraulic transmission and planetary gears, which is generally composed of hydraulic torque converter, planetary gear mechanism, shift actuator, shift control system, shift control mechanism and other devices.
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Of course, Aisin's automatic manual automatic transmission is good, with stable quality, fuel saving, easy maintenance, and much better than other gearboxes.
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