Wiktor Wise
Electronic throttle control systems are now commonplace, with most manufacturers offering them on every make and model. This technology has been around for years and is pretty mature, so reliability is not a concern. Electronic throttles offer several advantages over cable-driven throttles, such as modern cruise control technology, precise idle control, and the ability to change rider modes on the fly. They are also cheaper and more reliable than mechanical linkages, and allow for a speed control feature where engine speed can be adjusted in small increments with the touch of a button. Some people, however, prefer the raw/direct feel of mechanical throttles, and the ability to mirror wrist movements with no delay.
| Characteristics | Values |
|---|---|
| Cost | Electronic throttle cables are cheaper than mechanical linkages. |
| Speed control | Electronic throttle cables allow for more precise control over engine speed. |
| Ease of use | Electronic throttle cables are easier to use than cable-driven throttles, which can feel cumbersome and outdated. |
| Synchronisation | Electronic throttle cables may be better at keeping twin engines in sync. |
| Safety | Electronic throttle cables are safer as they are less likely to be interfered with by children. |
| Efficiency | Electronic throttle cables are more efficient than mechanical parts. |
| Adaptability | Electronic throttle cables are more adaptable than mechanical parts. |
| Auto-blipping | Electronic throttle cables allow for auto-blipping for auto-downshifting. |
| Rider modes | Electronic throttle cables allow riders to change rider modes on the fly to adapt to different conditions. |
| Maintenance | Electronic throttle cables require less maintenance than cable-controlled throttles. |
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What You'll Learn
- Electric throttles are more responsive and can be adjusted on the fly
- They offer better efficiency and adaptability, replacing conventional mechanical parts
- They are cheaper and more reliable than mechanical linkages
- Electric throttles are more sensitive and can be controlled with a light touch
- They are easier to maintain and can adapt to different conditions
Electric throttles are more responsive and can be adjusted on the fly
The responsiveness of electric throttles is further enhanced by the elimination of cables. In a Drive-by-Wire system, the accelerator pedal is directly connected to a potentiometer, which sends input to the ECU. The ECU then controls an actuator, which opens the throttle valve accordingly. This entire process is seamless and instantaneous, resulting in a highly responsive throttle system.
The ability to adjust on the fly is a significant advantage of electric throttles. With traditional cable throttles, adjustments can be cumbersome and time-consuming. Electric throttles, on the other hand, allow for easy and quick adjustments to be made while the vehicle is in motion. This adaptability ensures a smooth and efficient driving experience, as you can effortlessly adapt to different conditions and scenarios.
Additionally, electric throttles offer a level of precision that cable throttles cannot match. With electric throttles, you can fine-tune the throttle response to mirror your wrist's movements with no delay. This precision enhances your control over the vehicle and improves the overall driving experience.
While some may argue that the "'feeling'" of mechanical cable throttles is more direct, electric throttles provide a superior level of responsiveness and adjustability. The instant torque request and throttle response of electric throttles offer a modern and efficient driving experience that is hard to beat.
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They offer better efficiency and adaptability, replacing conventional mechanical parts
Electric throttles offer better efficiency and adaptability, replacing conventional mechanical parts. This is achieved through the use of electronic components that replace the cable-operated rudder and flap movements found in traditional throttle systems. The electronic system, also known as Drive-By-Wire or Electronic Throttle Control, was first introduced in the 1988 BMW E32 7-Series. In this system, the throttle valve or butterfly valve is controlled by the ECU (Electronic Control Unit), which uses inputs from the accelerator pedal to electronically actuate the throttle.
The advantages of this electronic system are notable, with increased efficiency being a key benefit. The absence of cables and complex mechanisms in the binnacle reduces the chances of binding up, resulting in smoother operation. The responsiveness of electric throttles is impressive, allowing for precise control with just a fingertip. This level of sensitivity empowers experienced operators while also requiring careful handling to avoid abrupt acceleration and lurching.
Electric throttles also offer improved adaptability. The ability to change throttle profiles on the fly allows users to adjust the throttle response according to their preferences and different conditions. This customizability is a significant advantage over traditional cable-driven throttles, which may struggle to maintain synchronization between multiple engines.
While electric throttles provide enhanced efficiency and adaptability, there are considerations to make when switching from mechanical systems. Upgrading to an electronic system can be more costly, and unanticipated complications may arise during the transition. For example, the footprint for a new electronic binnacle may not match the previous mechanical setup, requiring additional repair work.
In summary, electric throttles offer improved efficiency through the elimination of cables and complex mechanisms, resulting in smoother and more precise control. They also provide adaptability with customizable throttle profiles, ensuring a tailored experience for different users and conditions. However, the transition from mechanical to electronic systems may involve additional costs and potential complications, underscoring the importance of careful planning when considering an upgrade.
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They are cheaper and more reliable than mechanical linkages
The electronic throttle cable has proven to be a cheaper and more reliable option than mechanical linkages. This is because the electronic throttle cable eliminates the use of a cable for controlling the throttle valve. The accelerator pedal is connected to a potentiometer, which receives the various positions of the pedal as input. These inputs are then sent to the ECU, which controls the throttle valve opening. This process is carried out by a servomotor, which receives inputs in different duty cycles, referring to the amount of time the servomotor needs to run.
The electronic throttle cable is also advantageous because it offers better efficiency and adaptability. For example, it allows for auto-blipping for auto-downshifting. Additionally, it provides features such as cruise control and traction control, which enhance the driving experience.
In terms of reliability, the electronic throttle cable is preferred as it offers fatigue-free driving. The system is programmed to balance performance and fuel efficiency, ensuring that even an amateur driver doesn't lose control if they floor the car hard. This makes it a safer option, especially for those with limited driving experience.
While there may be concerns about the potential hazards of an electronic system, such as uncontrollable acceleration due to changes in program architecture, the benefits of the electronic throttle cable outweigh the risks. The elimination of mechanical controls and the associated reduction in physical adjusting contribute to its reliability and cost-effectiveness.
Overall, the electronic throttle cable's combination of improved efficiency and adaptability, safety features, and reduced maintenance requirements make it a more reliable and cost-effective option than mechanical linkages.
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Electric throttles are more sensitive and can be controlled with a light touch
The accelerator pedal is connected to a potentiometer, which sends input to the ECU based on the various positions of the pedal. The ECU then runs an actuator, which opens the throttle valve to a specified amount. This process allows for precise control of the throttle with a light touch, as the actuation is carried out by a servomotor. The servomotor's running time can be adjusted to control the amount of valve opening, allowing for a more sensitive throttle response.
In contrast, cable-driven throttles can feel less responsive and more like a gear linkage on an old bicycle. They rely on mechanical parts that can wear out over time, leading to a tighter feeling when using the accelerator. Cable-driven throttles also require physical adjusting, which can be inconvenient and time-consuming.
The sensitivity and light-touch control of electric throttles offer several advantages. One advantage is that they can provide a good balance between performance and fuel efficiency, as the ECU can precisely control the throttle input. Additionally, electric throttles can help prevent an amateur driver from losing control if they floor the car hard. The light-touch control also enables features like cruise control and auto-blipping for auto-downshifting, enhancing the driving experience and making it more comfortable.
While some people may prefer the "raw/direct" feeling of mechanical cable-driven throttles, electric throttles offer undeniable advantages in terms of sensitivity and control. The light-touch operation and precise responsiveness of electric throttles contribute to a smoother and more efficient driving experience.
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They are easier to maintain and can adapt to different conditions
Electric throttles are easier to maintain and can adapt to different conditions. Electronic throttle control was first introduced in the 1988 BMW E32 7-Series. In this system, the throttle valve is electronically actuated by the ECU (Electronic Control Unit) using inputs from the accelerator pedal. This is in contrast to a throttle cable system, which uses a cable to adjust the throttle valve opening.
The electric throttle's lack of cables or complex mechanisms in the binnacle makes it less prone to binding up. Electrical servos under the outboard hood respond to shift and throttle inputs, allowing for smooth and sensitive control. This can be advantageous in situations requiring precise throttle adjustments, such as when boating in a crowded marina.
Additionally, electric throttles offer the ability to change rider modes on the fly, providing adaptability to different conditions. For example, the throttle response can be easily changed for different modes, and the option for a blipper may be available. This customizability allows users to tailor the throttle response to their preferences and specific needs.
Upgrading to an electric throttle can, however, come with additional costs and complications. The initial purchase price of a drive-by-wire throttle control can be higher than that of a mechanical cable throttle. Furthermore, the drive-by-wire price may not include all the necessary rigging elements, such as a binnacle and instrumentation, leading to potential labour costs for upgrading.
In conclusion, while electric throttles offer the advantages of ease of maintenance and adaptability to different conditions, there may be financial considerations when deciding between electric and cable throttles.
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Frequently asked questions
Electronic throttles offer better efficiency and adaptability, and they are cheaper and more reliable than cable throttles. They also offer a speed control feature, which allows you to increase or decrease engine speed in 50 rpm increments with the touch of a button.
Electronic throttles can be hazardous in tight quarters, such as a crowded marina, due to their high responsiveness. They may also be unsuitable for those who prefer a more "raw/direct" feeling of control, as the electronic throttle's response is based on the position of the hand, rather than the wrist.
Upgrading to an electronic throttle can be more expensive and may require additional rigging elements and labour costs. Additionally, some people may prefer the simplicity and reliability of cable throttles, especially in saltwater environments where electricity may be a concern.
