Basically the braking system for electric motor fundamental is a one mechanism to created retarding torque to stop the motor rotation with sudden or slow stop depend on application system. An anti lock braking system abs is a safety system on motor vehicles which prevents the wheels from locking while braking. The objective of this paper is to determine the most proper regenerative system for an ev modified from used car equipped with cross link circuit braking system and antilock brake system abs. Mechanical braking system brake vehicle technology free. Brake system overview below is an explanation of this systems operation the brake system the braking system is the most important system in your car. Unit 7 front axle and steering front axle and steering ignou. Drum brake also has an adjuster mechanism, an emergency brake mechanism and lots of springs. In this system, the riders action of depressing one of the brake levers applies both front and rear brakes.
It is used for slowing or stopping a moving vehicle, wheel, axle, or to prevent its motion, most often accomplished by means of friction. Having decided which wheels will need braking to generate sufficient braking force the torque requirements of each wheel need to be determined. Braking application for electric motor are used widely around the world for equipment or machinery such as electric crane,barrel machine,electrical train,lift or for industrial drive. The ability if a braking system to provide safe, repeatable stopping is the key to safe motoring. The maximum braking force possible on any particular axle before wheel lock is given by. This paper investigates one aspect of system design, the braking system.
The amount of each brake applied may be determined by a proportional control valve. Construction and working of hydraulic brakes when brake pedal in pressed, the force is transmitted to the brake shoes through a liquid link. Vehicle braking systems are no exception, and the varying types of brake systems used over the years have changed as technology has advanced. Mar 27, 2017 intelligent braking system approach represents a significant shift from the traditional approach to safety, but it is fundamental to achieving the substantial benefits. Braking system for electric motor electrical engineering. Standard 5 specifies requirements for service brake and associated parking brake systems in order to insure safe braking performance under. The cbscombined braking system is a braking distribution mechanism which distributes the braking among the two wheels, even though the braking is done using a single lever. Be it their design, structure, specification or working. The braking system is the most critical system on your vehicle. A typical dualcircuit braking system in which each circuit acts on both front wheels and one rear wheel. Braking system for electric motor electrical engineering centre.
Its maintenance and proper functioning are vital to you, your family and other motorists. A true automatic braking system uses some form of the aforementioned general collision detection or warning systems in combination with others to achieve full collision avoidance or mitigation, and automatic braking that takes over for the driver when certain conditions are met. The force from driver supplies the basic energy to brakes. This is distinct from integrated brakes, where applying.
All the possible steps are taken by the bhl heavy equipment manufacturers to make it more efficient, environmentfriendly and highly multipurpose equipment. Analysis was based on results of the brake system dynamic tests made in landing. When driver hit the brakes, pads at both sides of a wheel wont lock for a long time in that moment, it will lock the wheel. The most important safety feature of an automobile is its brake system. Meritor is the global braking leader both in size and capability for the commercial vehicle industry, supplying braking systems for trucks, trailers, buses and coaches. We are proud of our marketleading position with cost of ownership optimized through the applications of advanced predictive techniques and innovative manufacturing processes. In a hydraulic brake system, when the brake pedal is pressed, a pushrod exerts force on the. A layout of the proposed braking system is shown in figure 4. The following are some of the most common types of braking systems in both cars and trucks. Braking starts with a mechanical force your foot pressing the brake pedal. Singlecircuit hydraulic brakes plungers, reservoirs and hydraulic fluid make up a singlecircuit system, which operates with master and slave cylinders and a reservoir.
It must neither slip nor should cause any skid to the vehicle. This is done by converting kinetic energy of vehicle into heat energy which is dissipated into atmosphere. A major advance was the adoption of a vacuum braking system, in which flexible pipes were connected between all the vehicles of the train, and brakes on each. Intelligent braking system approach represents a significant shift from the traditional approach to safety, but it is fundamental to achieving the substantial benefits. Unit 3 automobile electrical automobile electrical systems. It absorbs energy from the moving part and slows down the vehicle with the help of friction every vehicle has its own braking system to stop that vehicle. It must strong enough to sustain sudden braking force. Mechanical braking system mechanical project topics. If we talk about the backhoe loader braking system also, then a lot has been done on this front too. Both the systems work on the principle of mutual electromagnetic induction. The use of computer assisted systems is a major step towards improving the safety and performance of vehicles. Vacuum brake system is controlled through a brake pipe connecting a brake valve in the drivers cab with braking equipment on every vehicle.
A forefather who is still alive, as drum brakes are still. Other manufacturers, including cadillac and mercedesbenz, have something similar. The authors in 10 refer to various friction brake systems used in mechanical braking. They are required to stop vehicle within smallest possible distance. Electronic ignition systems use solid state devices such as transistors and capacitors. Other systems that are connected with the brake system include the parking. A brake is a mechanical device that inhibits motion by absorbing energy from a moving system. This drum brake is only for emergency break system, an is actuated only by the cable. Murphy highway safety research institute university of michigan huron parkway and baxter road ann arbor, michigan 481 05 april 10, 1970. A multitude of sensors continuously detects and calculates conditions and situations, delivering the data to the. This system uses an electromagnetic coil and a plunger. Synopsis on intelligent braking system mechanical projects.
A hydraulic brake is an arrangement of braking mechanism which uses brake fluid, typically. Inspect, test, and replace components of brake warning light system. Brakes are actually energy conversion devices, which convert the kinetic energy momentum of your vehicle into thermal energy heat. The drum based braking system can be considered the forefather of the modern day brake. Mechanical braking system brake vehicle technology. Abstract this paper contains numerical analysis of brake system for heavy mass m6400kg transport car. After a braking event, hydraulic pressure drops in the system, allowing the brake caliper pistons to retract. For example, the bicycle is only using the nopower. The basic principle of brake operation id the conversion of energy.
Everything is unique about the modern backhoe loaders bhls. Muhammad awais 2014me364 muhammad tayab 2014me367 muhammad bilal 2014me395 ahmad nadeem 2014me358 aitzaz ahmad 2014me396 2. There are similar technologies on other competitors sbssync brake syste. Antilock braking system, which prevent the road wheels locking up wheels locking up p. Auto braking system mechanical and automobile ieee project topics, thermal engineering base paper ideas, synopsis, abstract, report, figures, full pdf, working details for mechanical engineering me, diploma, btech, be, mtech and msc college students. A brake is one of the most important controls of the vehicle. Mechanical braking system mechanical and automobile ieee project topics, thermal engineering base paper ideas, synopsis, abstract, report, figures, full pdf, working details for mechanical engineering me, diploma, btech, be, mtech and msc college students. Working of drum brakes drum brakes work on the same principle as the disc brakes. Project on electromagnetic brakes free final year projects. Brake the device used to stop any vehicle by applying frictional forces. A clear understanding of the brake system is essential for anyone involved in servicing vehicles. Brake system overview below is an explanation of this system s operation the brake system the braking system is the most important system in your car.
Pressing the brake pedal forces fluid out of the master cylinder along the brake pipes to the slave cylinders at the wheels. The pedal force is multiplied and transmitted to all brake shoes by a force transmission system. The typical brake system consists of disk brakes in front and either disk or drum brakes in the rear connected by a system of tubes and hoses that link the brake at each wheel to the master cylinder. The objective of this paper is to determine the most proper regenerative system for an ev modified from used car equipped with cross link circuit braking system and. Mechanical braking system free download as powerpoint presentation. Properly designed steering, works well and guides the vehicle to move in correct direction. Antilock braking system 2 antilock braking system abs is an automobile safety system that allows the wheels on a motor vehicle to maintain tractive contact with the road surface according to driver inputs while braking, preventing the wheels from locking up and avoiding uncontrolled skidding. One of most important control componants of vehicle. Analysis was performed in order to correct existing non optimal brakes in mentioned car. However, this retraction must accommodate all compliance in the system under pressure as well as thermal distortion of components like the brake disc or the brake system will drag until the contact with the disc, for example, knocks. Intelligent braking system ibs introduced in commercial vehicles providing rapid brake response and release for every single wheel therefore ensuring safety. What are the advantages of the combined brake system in a.
It consists of a master cylinder, four wheel cylinders and. The operation of the brake equipment on each vehicle depends on the condition of a vacuum created in the pipe by an ejector or exhauster. Some cars with four wheel disc breaks have a separate drum brake integrated into the hub of the rear wheels. It also gives support to suspension system and springs. Over the past seventy years carlisle has established itself as the undisputed industry leader in dry brake, hydraulic actuation and friction system solutions. The antilock braking system is designed to maintain vehicle control, directional stability, and optimum deceleration under severe braking conditions on most road surfaces. The fluid filled in the hydraulic brake system is known as brake fluid. The number of turns in the primary is 500 and in the secondary 100. The evolution of car safety has touched every aspect of vehicle design, from the body of the car to the plush leather interiors that many upgraded models offer. The shoes are pulled away from the drum by the springs when the brakes are released.
A chain braking system was developed, requiring a chain to be coupled throughout the along the train, but it was impossible to arrange equal braking effort entire train. When brake pedal in pressed, the force is transmitted to the brake shoes through a liquid link. A combined braking system cbs, also called linked braking system lbs, is a system for linking front and rear brakes on a motorcycle or scooter. There is an electromagnetic effect which moves the plunger in the braking direction. In pretty much every case, automatic braking is part of a suite of safety system technology that works together to save your sorry butt. Automatic breaking system for safety to avoid eminent collision team members. It is noted that friction brake systems in which brake pads are used have adverse effect on the rolling. The main function of the brake system is to decelerate or decrease the speed of a vehicle. Need of braking system it must stop the vehicle with in a smallest possible distance. Complete guide to disc brakes and drum brakes les schwab. By stepping on the brake pedal, the brake pads compress against the rotor attached to the wheel, which then forces the vehicle to slow down. Modern cars have brakes on all four wheels, operated by a hydraulic system. For some legislation the distribution between front and rear brakes is laid down. Electromagnetic brakes are also called electromechanical brakes or em brakes and slow or stop motion using electromagnetic force to apply mechanical resistance friction.889 748 1071 34 774 168 802 623 1427 1428 773 879 1058 296 1184 372 1303 1375 53 856 713 612 753 113 536 546 991 1068 1104 361 378 838 651 576 1455 916 1030 507 590 545 341 77