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Jumat, 04 Februari 2022

Guide to electric car

Guide to electric car


Electric vehicles (EVs) are getting ever more popular.it's expected that millions of electric vehicles will be sold across the world in the next few years to come.But more EVs on the road will mean more charging station needs to be available,hence it's best to acquaint oneself with the proper EV etiquette.if everyone is on the same page,one can avoid any potential charging rage.

ACTIVE SAFETY

Active security alludes to exhibit of well being frameworks which keep the accident from occurring at the primary spot. Some normal instances of dynamic well being frameworks incorporate electronically monitored slowing mechanisms, foothold control framework, electronic steadiness program, and so on These frameworks are more dependent on sensor and algorithms track down a typical spot in both electric and regular vehicle.

Things to do 

1. use an app:apps can tell you where the nearest charge point is and how busy it may be.planning ahead can help ease congestion.

2. keep going:if a charge point is occupied,drive down the road and use the next available charger if possible.

3. pay up:if charging at a friend's house,offer to pay for fuel.

4. move on:charge up enough to get you next destination and move your car once it is done.

5. make sure:make sure you safely manage the cord so that others won't trip over it.

Things not to do

1. don't leave a car charging for too long

2. don't park if you;re not charging.

3. don;t unplug other people's car without a good reason.

4. don't leave nasty notes.

5. don't plug your car in if it doesn't need to be charged.

Sharing is caring

  • Register:help fellow EV drivers by signing up your home or business to a charging network.
  • Trip tips:leave cash or an extra tip for charging spots that are not free.
  • 80-20 rule:The last 20% of a fast charge is significantly slower than the first 80%.unless you need to fully charge,move your car so others can charge up.
  • Passing notes:Use notes to communicate with others EVs at charging stations,include contact details for ease of correspondence.
  • Who goes first?:Pure electrics first,plug-in hybrids to follow-the former don't have gasoline engines to depend on.

   When can you unplug a car?

  • At full power when the other car is fully charged.
  • When instructed if there is a note instructing you to unplug at a certain time or battery level,honor it.
  • During an emergency if something bad happens.
  •    Not an electric car owner yet?

  • You've "ICED" me:This is when an internal combustion engine (ICED) vehicle parks in an EV charging spot.This is a huge no-no.Be      courteous to EV drives and park elsewhere-thus ensuring they can get home.
  • Ask questions: EVs have a huge number of benefits.Read up on it and consider switching towards a gas-free future.
  •  

      by carefully following these simple tips electric car drivers will be guarantee with smooth charging and a smooth journey home for all.

    The smart car

    The smart car


    You can edit text on your website by double clicking on a text box on your website. Alternatively, when you select a text box a settings menu will appear. your website by double clicking on a text box on your website. Alternatively, when you select a text box.

    The Internet of Things (IoT) is spurring the development of innovative technologies that are delivering new ways for cars to inform, entertain and assist drivers in a safe and comfortable way.

     What is IoT and it's possible application in smart cars

      The internet of things refers to "smart devices" they are gadgets that gives us information.but also many smaller less outlandishly smart objects such as thermostats,coffee machine and cars.these gadgets are embedded with electronics software sensors and network connectivity so that they can connect to internet.its application in the autonomous vehicle could be the missing piece for improving road transportation system.

    • intelligent Maintenance ;Local analytics could be applied to thousands of on-board sensors to flag abnormal events and take corrective action. The data may then be sent to automakers for deeper insight into trends across entire vehicle fleets.
    • Vehicle-to-Vehicle Communication ;Intelligent cars have the potential to reduce 79% of crashes by exchanging information about location, speed and direction. As a result, cars could then take proactive measures to keep traffic moving efficiently and safely.
    • Smart Traffic Environments ;Smarter traffic management could reduce vehicle wait time by 40%, and travel time by 26%. Think smart street lights and roads that better manage traffic flow efficiency, and street signs that display relevant location-based data.
    • Data, Data Everywhere ;152 million connected cars will be on the road by 2020, generating 11 petabytes of data annually. Intelligent cars could collect and analyze data from each other, the cloud and the transportation infrastructure to provide the right information, at the right time, and in the right way to keep drivers safe.

     What's the problem with IoT 

     Anything that connects to the internet even if its doesn't contain your records,poses a risk.the october 21st attacks were made possible by the large number of unsecured internet connected digital devices such as home routers and surveillance cameras.The attacks infected thousands of them with malicious code to from a botnet.Now this is not a sophisticated means of attack,but there is strength in numbers.They can be used to swamp targeted servers especially if they march in all once. 

    TODAY Car owners and buyers want the latest technologies in their vehicles, and safety is key.

    60% of roadway collisions could be avoided with half a second's warning

    90% of collisions could be avoided with a full second's warning.

    TOMORROW Car buyers will have new demands too!

    69% said they would like to use a semi-autonomous lane-keeping system.

    63% would like to use car-to-car communications.

    63% would welcome a fatigue warning device in their vehicles's

    The evolution of electric vehicle

    The evolution of electric vehicle


    While you may think it's a modern invention, the electric car actually has an interestingly long history.1828-1835 Ever heard of Robert Anderson? While horse and carriage was the main mode of transport he was credited with developing the first electric carriage,a whole half a century before petrol fueled cars!

      Early 1900's a third of US vehicles were electric. Henry Ford was reported to be working on a "cheap and practical" electric automobile which "will run for 100 miles", but later abandoned the project as gas fulled cars began to take over.1930's By the 30's the rise in demand for the mass produced, gas-fueled Ford Model T meant that few battery powered vehicles were left on the roads. Gas became readily available in the US.until 1960's-1980's gas prices soared creating an interest in electric vehicles once again. NASA's Lunar Rover became the first manned vehicle to drive on the moon and ran on electricity, giving electric vehicles an extra boost in popularity. General Motors developed a prototype for an urban electric car.

      1990's Governments tightened emission requirements for vehicles, forcing car companies to look at alternative fuel. The first mass-produced hybrids to go on sale were the Toyota Prius and Honda Insight. They were powered by lithium-ion batteries, which were later used in smart phones and Tesla cars.in 2010 The Nissan Leaf went on sale, becoming the world's best-selling electric car.

     Present day's there are many options when buying an electric vehicle, including hybrids, plug-in hybrids and all-electric. However, the capabilities of the lithium-ion battery is limited, so car manufactures are currently tasked with finding a new battery formulation as a more dependable.More money is being invested into charging stations to make electric cars a more viable option and grants and benefits are also available to incentive consumers.

      What lead to the declination in adoption

     Electric cars were very popular and were used at a reasonable price, till 1918. In 1918, 4200 automobiles were on the road, out of which 38% were electric, 40% were steam driven and 22% gasoline-powered. Since 1930, EVs started vanishing and became irregular in use. The primary issue of the downfall was insufficient driving power. By 1933, the numbers of EVs were reduced to nearly zero because they were slower in driving range as well as speed and more expensive than the internal combustion engine. EVs faced an energy crisis in the early 1970s. Due to the advancement in the field of power electronics and microelectronics, the USA started research for the development of hybrid electric vehicles to overcome the above issues.In October 1990 the California air resources board mandated the use of zero-emission vehicles.Researchers presented a comparison between conventional vehicles and electric vehicles and estimated the future development trend of EVs.Wang proposed the EVs miniaturization for the development of low-performance EVs and presented the feasibility of micro EVs, its power consumption, and technology cost estimation.

    How a single fuel cell works

    How a single fuel cell works


      Hydrogen fuel cell vehicles

     Hydrogen fuel-cell vehicles have been around for a while,but introduction to car shoppers has been held back by a chicken and egg dilemma:A successful retails launch of fuel-cell electric cars and SUVs requires a retail fueling system.though the cars and stations are limited at present it is expected that stations will ultimately spread throughout urban areas.

    How a single fuel cell works

     Hydrogen tank stores fuel which is fed to fuel cell, when needed it is pumped into the cell through a flow plate allowing hydrogen molecules to split at the anode (points where electrons flow out of the device) a platinum catalyst(a metal that cause a chemical reaction) splits hydrogen molecules into positive hydrogen ions and negatively charged electrons.The PEM (polymer electrolyte membrane) which only allows the positively charged hydrogen ions to pass by forcing the negative electrons along an external circuit,this is something like diverting water from a river to power a water wheel.Electricity separate's electrons diverted along an external circuit creating an electrical circuit.Outside oxygen is pumped into the cell through a flow plate.molecules combine another catalyst at the cathode (point where electrons enter a device)causes the negatively charged electrons and positively charged hydrogen ions to combine with oxygen to from water.This make's water which exits the cell.The control unit draws electricity from the fuel cell when driver presses accelerator and sends it to the motor,which powers the vehicles.the battery stores excess electricity,which is then used during ignition and acceleration.

     An example of a fuel cell electric vehicle is the toyota mirai.


    Where do we get hydrogen from?

     Hydrogen is most common element on the planet,so there are no worries about shortages.It rarely exists as free hydrogen,however.it usually is bound to something else,like hydrogen in water or natural gas.Some hydrogen is made on-site at a few fueling stations that use electrolysis to split the hydrogen molecules from water.the electricity for that process can come either from on-site solar panels or from the local electrical grid.Hydrogen fuel is however also made in large processing plants,which are the same ones that serve the oil industry.The hydrogen is then trucked to stations and stored in large above-ground tanks.

    5 Environmental benefits of electric cars

    5 Environmental benefits of electric cars


    The environmental benefits of driving an electric car comes along with health benefit for our environment,considering the environmental impact of cars when buying is important.here are some of the benefits of driving eco-friendly cars.

         Environmental benefits of electric cars

    Hugely reduced emissions

    An electric vehicle has zero exhaust emissions.so by choosing to drive one you are helping to reduce harmful air pollution from vehicle exhausts.Additionally from well to wheel,electric vehicles emit approximately 66 percent less carbon dioxide compared to internal combustion vehicles.

    Heath benefits.

    Less exhaust emissions leads to cleaner air and cleaner environment,while decreased use of petrol,gas and oil means fewer spills in oceans,lakes,rivers and ground water.all these factors can produce health benefits for for both humans and wildlife.

    Increased vehicle safety

    Several features of electric vehicles makes them safer than conventional vehicles.electric vehicles tend to have lower central of gravity.which makes then less likely to roll over.they can also have a lower risk for major fires or explosion,and the body construction and durability of electric vehicles may make them safer in a collision.

    Made from recyclable materials

    This isn't the case with all electric vehicles.but many of the newer ones have interior parts(such as the seats,door trim panels and dashboard)which are made from recyclable materials.for example,BMW says that a quarter of the interior of its electric i3 car is made of recycled plastics or renewable materials - while 98% of the car can be recycled.

    Far greater efficiency

    Electric vehicles can convert up to 90% of energy from their batteries in to motion energy,compared to 20% - 30% for a petrol or diesel vehicle.this is one of the reasons why it typically cost around £4 to charge for an electric car to travel 100 miles.while a patrol car can cost up to £14 to travel same distance.

    How do we achieve electric cars environmental benefits

     The environmental impact of electric cars can't be achieve without the aid of the government playing a major row.this involves the provision of infrastructure and mitigating major electric cars hurdles,the major approach toward environmental benefits of involves encouraging the use of electric cars cabs in urban areas as major means of transportation.But with current stage of electric cars it may seem long enough to achieve this goal,however investment in this sectors are on going in different nations despite the current challenge.

     

    The brace for cyber future of EV

    The brace for cyber future of EV


    Driver less cars might be vision of sci-fi movies but today it's already a reality.like networks on the wheel,they're equipped with a myriad of computers that aims to improve driver efficiency and safety.However as the technology and complexity of cars have progressed.so have the potential risks.
    What is cyber attack
     A cyber attack is an attack on computer system or network which leads to the loss of data and information.it can cause severe damage to personal data.Hence it is important for everyone to take measures and secure the data from cyber attacks.we take a futuristic look at how hackers might target a new breed of connected cars.
    We are going to outline different parts of electric vehicles and how they are porn to cyber attacks.
    1. The engine;hackers could boost revolutions per minute.disable a cylinder or kill the engine completely
    2. Airbag;activate the airbag while driving obscuring the driver's vision
    3. GPS;cause a malfunction in the car's position system so the driver is lost or falsely believes they are going in the correct direction.also can be used to track the driver's location.
    4. Light;disable the interior and exterior lights in darkness
    5. Brakes;engage brakes,causing a skid,or prevent them from being enabled when driving.
    6. Speedometer;set the display to an arbitrary speed so the driver is unaware they are breaking any speed limits.

    Central locking;locks can be engaged and disengaged remotely,potentially causing a driver to become trapped inside or outside their vehicles.

      About 50% of modern car's are spent on electronics consisting of 80 number of computer.

    How can we prevent cyber attacks

    Being careful while installing software from unreliable sources may have malware attached to it.which can lead to loss of data or system malfunction.So,prefer installing authentic software and avoid downloading free software.

    Backup your data information regularly help in restoring data and keeping it safe in case of cyber attacks.So you should always take a backup of all your data and information regularly and save it on a different device.

    Installing antivirus software on your device detects and eradicates malware from your system,thus keeping your data and information safe in it so,make sure you get a renowned antivirus installed in your systems.

    Choose a reliable cloud service provider hosting data cloud platform.this is one of the best ways to keep it safe as it provides various security and backup features.So you can opt for a reliable cloud service provider as per your data hosting.

    Technologies behind self driving cars

    Technologies behind self driving cars

    Driving into the future

     The algorithms used in self-driving vehicles belong to the family of what we refer to as ‘machine learning’ algorithms. But that is a broad term. Machine learning can mean anything like forecasting the weather based on historical weather data.

    Machine learning can be loosely defined as the ability of a machine (primarily a computer) to accomplish a task effectively by learning through repetitions. This is similar to how humans learn. We act based on some preliminary knowledge, see the results, contemplate on whether those results were what we were looking for, and then reassess our actions accordingly. Over time, we keep getting better at performing our tasks because we are learning from our mistakes.

     Similarly, machines can also be trained to perform certain tasks more efficiently by implementing what we call ‘machine learning algorithms. Machine learning algorithms can be broadly divided into three types, namely, supervised learning, unsupervised learning, and reinforcement learning.

      Autonomous vehicles runs on different hardware and software which rely on a host of sensors to plot their trajectory and avoid accidents.these are the list briefly below.

    GPS

     Accurate to within 1.9 meters, it pinpoints the macro location of the car; combined with readings from tachometers, altimeters and gyroscopes it provides more precise positioning.

    LIDAR ( Light detection and ranging )

      Ranging system comprising 64 lasers emails pulses of light to take in 360 degree, view of surroundings, identifying nearby objects with an accuracy of up to 2 cm.

    RADAR

     Detects obstructions in car's blind spots; serves as accident prevention system that triggers alerts when they detect something in blinds spot.Can work in all weather but cannot differentiate objects.

    STEREO VISION

     Two windshield mounted cameras create real-time 3D image of road ahead, looking for potential hazards like pedestrians and animals.

    INFRARED CAMERA

     Infrared beams emitted from headlamps and picked up by camera extend vision for night driving, The signature of the infrared beam is detected by a camera, which displays an illuminated image in dashboard display.

    LANE GUIDANCE

     Cameras mounted behind rear-view mirror focus on lane markings, spotting the contrast and distinguish between road surface and boundary lines.

    WHEEL ENCODER

     Sensors on wheels take measurements of car velocity as it drives and maneuvers through road traffic.

    ULTRASONIC SENSORS

     Track and measure positions of objects very close to the car like curbs and sidewalks, as well as other cars when parking.

    CENTRAL COMPUTER

     Analyzes all information from the sensors; processes and translates data on the spot to control and adjust steering accelerating and braking in response to real time driving conditions.


     The central computer learns with every decision it makes and gets better and better the more the car is driven. The computer also requires a high-quality and low-latency connection to the Internet, ideally using 5G technology.

     However, as far as the technology behind autonomous vehicles is concerned, the self-driving car is most definitely the next step in the evolution of the automobile industry. Experts currently put the estimate at the year 2050 in order to see a massive reduction of up to 90% in road accidents caused as a result of driving.