Electricity means that a battery sometimes assisted by ultracaps is used to store the energy, and that an electromotor from now on called motor will be used as traction motor. Traction is produced by friction between tire and road, which is a nonlinear function of wheel slip. Anti lock brake system which improve the vehicle control during braking, avoiding wheel locking. Pdf traction control is a widely used control system to increase stability and safety of four wheel vehicles. Traction control system tcs to assist you in maintaining traction while driving slowly on loose or slippery surfaces. Traction control of electric vehicles using slidingmode.
Antilock brake, traction control, and stability control systems ppt. Traction current collecting system ppt free download. Traction transformation 1111 traction transformation a powerelectronic traction transformer pett. Theyll give your presentations a professional, memorable appearance the kind of sophisticated look that todays audiences expect. Symptoms of a bad or failing traction control switch. View and download powerpoint presentations on traction control system ppt.
Vehicle traction control system plays an important role in electronic stability. Traction control is a widely used control system to increase stability and safety of four wheel vehicles. Download electric traction systems seminar report with ppt. Traction control is an important element in modern vehicles to enhance drive efficiency, safety, and stability. The control objective is to operate vehicles such that a desired wheel slip ratio is. The results showed that the method can effectively identify the state of wheel and calculate the optimal slip ratio without wheel speed sensor. The ideal system bypasses flow as needed while maintaining pressure. The worst of both worlds costsensitive applications typically favor the sloppy solution. For some vehicles, operating in low traction environments. Rather, traction control helps prevent your wheels from spinning on low friction surfaces.
A traction control system tcs, also known as asr is typically but not necessarily a. System such a diesel electric drive, electric drive etc. Trac helps to avoid slippage of the driving wheels by slightly applying the brake on a. A limited slip differential is a purely mechanical system that transfers a relatively small amount of power to the. Higher resale value as a feature on a car or truck, an abs raises the market value of the vehicle. Jan 18, 2016 the traction control switch is typically located on the dashboard, steering wheel, or center console that when depressed sends a signal to the antilock braking system and monitors wheel speed along with braking action and sends this data to the ecu of the vehicle to be processed. This article presents a new traction control system under complicated situations, including the low. While modern systems are electronic and highly reliable, it is still possible for something to go wrong and cause the system to shut down. Ppt automatic railway gate control system powerpoint.
An active suspension system possesses the ability to reduce acceleration of sprung mass continuously as well as to minimize suspension deflection, which results in improvement of tire grip with the road surface, thus, brake, traction control and vehicle maneuverability can be considerably improved. Read track design handbook for light rail transit, second. A traction control system tcs, also known as asr from german. Traction control system tcs market insights, forecast to 2025 traction control system tcs market size, historical breakdown data. Ppt traction powerpoint presentation free to download. Air trafic control ppt free engineering seminar ppt. The chapters dealing with the traction control and. The drivers are alerted when the traction control light is illuminated on the dashboard.
Finally, the proposed strategy is applied to traction control system tcs. Traction control monitors the wheels on the vehicle for potential wheel slip. Ppt traction control system and safety in automobile powerpoint. System of electric traction mechanics of train movement. May 16, 2018 download seminar report on the topic traction control system which puts light to the modern traction control system basics, working, benefits and applications while discussing the history of the traction control systems and present world utilization.
The various systems usually make use of the same types of sensor. Tireroad friction estimation and traction control strategy. As announced on page 2, this fundamental information booklet deals with the basic structure of the various traction control and assist systems, which influence the vehicle dynamics via the brake system or engine intervention. It features an uprated 998 inline four short stroke engine from last years f4 rr and an 8level tractioncontrol system, a fly by wire throttle plus 4 engine maps that can each be set to normal, sport or rain but lacks the ohlins suspension of its more illustrious siblings. Worlds best powerpoint templates crystalgraphics offers more powerpoint templates than anyone else in the world, with over 4 million to choose from. Electric motors were fed directly from the traction supply and were controlled using a combination of resistors and relays that connected the motors in parallel or series. When it senses a front wheel losing traction, it applies braking to that wheel. Aug 09, 2011 a topic seminar ontraction control systempresented by,vijay s4ps07me093p. First and foremost, the optimal longitudinal slip rate torque control can be identified in real time by calculating the derivative and slip rate of the adhesion coefficient. Traction control system tcs just like in the abs function, while the vehicle is in motion, the electronic control system determines whether the wheels are in the stable area of the. Chart and diagram slides for powerpoint beautifully designed chart and diagram s for powerpoint with visually stunning graphics and animation effects.
Together they produce a television program of a presentation in real time. Ppt electric traction system powerpoint presentation. Nov 30, 2015 the electric traction system is the most efficient of all other traction system such as steam and internal combustion ic engine type systems. It offers several benefits over other systems, including quick start and stop, very efficient, pollutionfree, easy to handle and easy speed control. The systems must be capable of detecting any slip occurring and must be able to cut off a portion of the spark to reduce the torque supplied to the wheel and regain grip thus reducing slippage. In this paper, a slidingmode control approach is used to design a robust traction controller. Symptoms of a bad or failing traction control module.
Ppt tcs powerpoint presentation free to download id. Control is used whenever quantities such as speed, altitude, temperature, or voltage must be made to behave in some desirable way over time. In case of wheelspin, the engine output andor driving axle wheel braking is adjusted by the axle modulator via the can bus and engine control system. In this paper, an optimal longitudinal slip ratio system for realtime identification of electric vehicle ev with motored wheels is proposed based on the adhesion between tire and road surface. There are many other voltage systems used for railway electrification systems around the world, and the list of current systems for electric rail traction covers both standard. Abs control is a highly a nonlinear control problem due to the complicated relationship between friction and slip. The tcs assists only in low speed, low traction conditions. Keywordstraction control, arduino microprocessor, ignition. Maintaining sinusoidal input current nearunity power factor constant average dclink voltage grid harmonic rejection the hardware is abbs ac 800pec controller, a platform that permits the integration of fast and slow control functions. Winner of the standing ovation award for best powerpoint templates from presentations magazine. Traction control using htd hydraulic torque divider.
Mandya slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. An advanced traction control system can help limit wheel rotation and enhance vehicle stability. An ac traction system has become very popular nowadays, and it is more often used in most of the traction systems due to several advantages, such as quick availability and generation of ac that can be easily stepped up or down, easy controlling of ac motors, less number of substations requirement, and the presence of light overhead catenaries that transfer low. Engine traction control is a mechanism that will reduce engine torque if the driven wheels are both spinning, thereby regaining traction as madly spinning wheels mean youre going nowhere. Tractioncontrol system article about tractioncontrol. The individual generator turbines tend to have the same response characteristics then it is possible to let the control loop in the whole system which then would be referred to as a control area.
When you found the traction control system is damaged, then a warning light will be illuminated on the dashboard cluster either in form of an acronym tc or a small illuminated picture of the cars losing control. Most power systems normally control their generators inunison. The electric traction system ppt briefly discusses the types, supply system, traction motors, braking system, advantages and disadvantages and recent trends. Jul 17, 2011 the sophisticated toyota system is an allspeed design that utilizes both brake and engine throttle control. Find powerpoint presentations and slides using the power of, find free presentations research about traction control system ppt. Why the traction light comes on during acceleration the traction control system is an advanced technology which is used in modern cars to keep a track record of the cars steering performance and stability. In order to improve the vehicle traction performance on low. Ppt electric traction system powerpoint presentation free. May 22, 2018 download electric traction systems seminar report with ppt. Unless the traffic to be handled is heavy, electric traction becomes uneconomical. Tcs is activated when throttle input and engine torque are mismatched to road.
Power failure for few minutes can cause traffic dislocation for hours. These are independent of the contact system used, so that, for example, 750v dc may be used with either third rail or overhead lines the latter normally by trams. A free powerpoint ppt presentation displayed as a flash slide show on id. Automatic stability control is used in the bmw k1200r motorcycle and in motogp competition.
Pdf traction control system for motorcycles researchgate. Hybrid electrical vehicles introduction a hybrid electric vehicle hev has two types of energy storage units, electricity and fuel. A study of coordinated vehicle traction control system based on. Electronic stability control systems powerpoint ppt presentation. The adobe flash plugin is needed to view this content. Common problems with traction control system and abs. References to these standards in this document always apply to the abovementioned versions. Traction control system is an active vehicle safety feature designed to help vehicles make effective use of all the traction available on the road when accelerating on low friction road surfaces.
Embedded system in automobiles seminar report, ppt, pdf. Electric traction 1701 however, the steam locomotive suffers from the following disadvantages. Aug 17, 2016 common problems with traction control system and abs the traction control and antilock braking systems abs on cars and trucks are fairly complex. The traction control light is illuminated when the car loses its traction on the ground. Explore embedded system in automobiles with free download of seminar report and ppt in pdf and doc format. The most vital factor against electric traction is the initial high cost of laying out overhead electric supply system. Also explore the seminar topics paper on embedded system in automobiles with abstract or synopsis, documentation on advantages and disadvantages, base paper presentation slides for ieee final year electronics and telecommunication engineering or ece students for the year 2015 2016.
The primary purpose of atc systems worldwide is to separate aircraft to prevent collisions, to organize and expedite the flow of traffic, and to provide information and other support for pilots. Traction control is not the same as stability control. Unlocked event data should be overwritten by subsequent unlocked event data, in chronological order. Tcs traction control system and its hardware implementation on low cost realtime system. Our new crystalgraphics chart and diagram slides for powerpoint is a collection of over impressively designed datadriven chart and editable diagram s guaranteed to impress any audience. When your traction control system senses that one or more of. The application of the traction control system occurs twice. The disadvantage of the low voltage was that it caused high conduction losses in the overhead line. Air trafic control ppt air traffic control atc is a service provided by groundbased controllers who direct aircraft on the ground and in the air. A system with a steering angle sensor and a proportional flow control can achieve this with the penalty of cost and complexity. Track design handbook for light rail transit, second edition 114 11.
Electric traction will continue to play a dominant role in the railway since it is an environmentally clean technology compared to diesel traction and also its running cost is low. In addition, since the vehicles wheels are not spinning, drivers. When a vehicles wheels are slipping, you will feel like your tires are. Good drive system attributes attribute good features to have high top speed high power, low losses, the right gear ratio acceleration high power, low inertia, low mass, the right gear ratio pushingpulling ability high power, high traction, the right gear ratio, low losses maneuverability good turning method. Embedded system in automobiles seminar report, ppt, pdf for. Ppt presentation on the seminar topic traction control system briefly evaluates the traction control system trac, types, 4wheel drive systems, antilock braking system, the block diagram of trac. The seminar report explains the electric traction system which is the most efficient of all other traction systems. Traction is the force used to generate motion between a body and a tangential surface using dry friction, for an automobile it is bw tyre and road surface acceleration of a vehicle is limited by two factors power of the engine and traction force between the tyre and road surface thus it is necessary to have traction control in order to maintain the vehicle motion in. Traction control is an active vehicle safety feature designed to. Jan 12, 2016 the traction control system tcs warning indicator light may be on in the dashboard, and the traction control system tcs might remain on all the time or be completely off all together.
Contact shoe collectors working of contact shoe collector bow collector system construction of bow collector system working of bow collector system zproperly the bow collector should be mounted in such a way so that the top edge of the collector plate would rise several inches above the wire when the collector frame is standing straight up. Figure 1010 typical traction control system that uses wheel speed sensor information and the engine controller pcm to apply the brakes at lower speeds. The ppt further discuss the case studies, scope, wheel speed control against time. Chapter 10 electronic stability control systems ppt video online. Speed time, distance time and simplified speedtime curves, attractive effort for acceleration and propulsion, effective weight, train resistance, adhesive weight, specific energy output and consumption. This section provides an introduction to control system design methods. The traction system of your car uses the speed sensors when one or more cars wheels. Autotronics seminar report, ppt, pdf for mechanical. Traction control system an integrated safety for two wheeler. Ppt electronic stability control systems powerpoint presentation. Introduction electric traction means a locomotion in which the driving force is obtained from electric motors.