Saturday, August 4, 2012

Land Rover Freelander 2 TD4 e, 2009

 
 
 
 
  •  Land Rover Freelander 2 TD4 e, 2009

The new Land Rover Freelander 2 TD4_e is Land Rover's most fuel-efficient vehicle to date. Featuring a new intelligent Stop/Start system, it is the first production vehicle to incorporate technologies from the company's programme of sustainable engineering initiatives, collectively named 'e_TERRAIN TECHNOLOGIES'.

On the standard EU4 cycle, the CO2 emissions of the Land Rover Freelander 2 TD4_e are reduced by 8 per cent, compared with the outgoing manual diesel Land Rover Freelander 2. Moreover, in additional tests, Land Rover engineers have measured fuel savings approaching 20 per cent in heavy urban traffic.

The 8 per cent improvement equates to a CO2 emissions reduction of 15 g/km compared with the standard Freelander 2 TD4 manual (from 194 g/km to 179 g/km). In terms of fuel efficiency, consumption is reduced from 7.5 l/100 km to 6.8 l/100 km, a saving of 0.7 litres of fuel every 100 km (62 miles).

These gains, coupled with the added benefits of the gearshift indicator light, software developments and efficiencies from low-rolling-resistance tyres, make the Land Rover Freelander 2 TD4_e the most fuel-efficient production Land Rover ever built.

Phil Popham, Land Rover's managing director, said: "The Stop/Start Freelander 2 is the first production vehicle to benefit from the massive £700 million investment in sustainable technologies by Jaguar and Land Rover. From mid-2009, the Stop/Start feature will be included as standard on all Land Rover Freelander 2 TD4 manual models, with no associated increase in list prices."

Land Rover's new Stop/Start system improves fuel efficiency in urban and stop-start driving. The vehicle automatically shuts down the engine in appropriate conditions, resulting in zero tailpipe emissions and saving fuel that would otherwise be used idling the engine when stationary. When the driver is ready to move off, the engine instantly re-starts.

Sophisticated controls ensure that the Stop/Start system does not compromise the needs of either the driver or the vehicle. For the engine to shut down, the vehicle must be stationary, the gearbox in neutral and the clutch pedal raised. To re-start, the driver simply depresses the clutch and the enhanced starter motor engages the engine, ready for when first gear is selected.

The Stop-Start system is automatically activated each time the ignition is turned on, although there is a switch on the fascia to disable the system, if the driver so desires.

Added fuel economy benefits
Along with the intelligent Stop/Start system, the Land Rover Freelander 2 TD4_e includes a series of additional enhancements that help to deliver fuel economy and CO2 benefits.

A new gearshift indicator light in the instrument pack advises the driver when to change gear if a higher gear will allow the vehicle to operate more fuel-efficiently. This is calculated by the Land Rover Freelander 2 TD4_e's fully mapped engine.

Software developments to the driveline systems on the Land Rover Freelander 2 TD4_e generate CO2 benefits without reducing Land Rover's renowned capability.

Land Rover engineers are also collaborating with tyre suppliers to drive improvements to fuel economy through reduced rolling losses. Tyre characteristics including rolling resistance are optimised for the entire range of available tyre sizes on Freelander 2 models.

Refined Stop/Start operation
Land Rover engineers have invested considerable effort in safeguarding levels of engine refinement. To reduce the engine shake associated with some diesel engines when stopping, the Land Rover Freelander 2 TD4_e features controlled throttle closing and ramps down fuel in a smooth fashion, while the alternator is also turned off during the shut-down procedure, reducing load on the engine. A software feature change and revised engine calibration further aid smooth shut-off, while engine shake on start-up is reduced by the Freelander 2's optimised engine-mounting strategy and inherent tuning.

Uncompromised durability
The increased frequency of stop-start cycles over the lifetime of the Land Rover Freelander 2 TD4_e will lead to increased use of the vehicle's affected components, so enhanced durability of these components was a priority for the Freelander 2's engineering team. They developed a new heavy-duty starter motor, a new ring gear, a new dual mass flywheel friction control plate and an absorption glass mat battery. These new features ensure that the Land Rover Freelander 2 TD4_e delivers characteristic Land Rover all-terrain performance and that the system's operation is always rapid and reliable.

Enhanced starter motor
The more frequent stop and start activity means that demands on the starter motor are forecast to increase up to threefold during the lifetime of the Land Rover Freelander 2 TD4_e. To accommodate the durability demands on the vehicle's 2 kW starter motor, a number of changes have been made.

The grease seals have been enhanced significantly and new hard-wearing copper contact material has been sourced and specified across the TD4_e range to enhance wear resistance within the starter solenoid.

New ring gear
An all-new ring gear is specified for all TD4_e models to cope with the increased frequency of starts. The ring gear is attached to the engine flywheel and comes into contact with the starter motor each time the engine is started. The new ring gear is manufactured from a harder grade of steel and contains over 25 per cent more carbon to improve durability.

Dual mass flywheel friction plate
Diesel-powered Freelanders with manual gearboxes have always featured a dual mass flywheel to ensure engine refinement at start, stop and low speeds. A new Polyetheretherketone friction control plate has been developed for the Land Rover Freelander TD4_e. This is able to withstand seven times the pressure of the outgoing plate, to ensure greater levels of refinement under even greater start and stop demands.

Absorption glass mat battery
New absorption glass mat technology has been developed, which offers deeper discharge and recharge characteristics and reduces battery deterioration under much heavier usage. Fine glassfibre matting has been introduced to sit pressurised between the new absorption glass mat battery plates. This aids the battery's longevity in two ways: by allowing the electrolyte to function normally under greater pressure and by providing mechanical support for the plates, reducing battery degradation.

Intelligent technologies
Land Rover engineers focus on the introduction of intelligent, appropriate technologies, and the Land Rover Freelander 2 TD4_e is no exception. In congested traffic, when the Stop/Start technology will shut down the engine frequently, other features and technologies will not be compromised, so in-car entertainment, climate control, Bluetooth, driver information and other electronic systems will continue to function.

Technologies such as the new voltage quality module, the battery monitoring system, the brake vacuum sensor and the enhanced climate control system have been developed to ensure that such services continue uninterrupted in a stop situation.

Voltage quality module
The voltage quality module maintains critical vehicle systems, safety and occupant comfort. It supplies a constant voltage around the vehicle's electronic components during a stop-start, ensuring that key services continue uninterrupted by the sudden outrush of amps from the battery.

This technology is effectively a direct current converter, which can convert low voltages, such as that experienced during a stop, to a stable higher level for short but crucial boosts, ranging from one to five seconds in duration.

Battery monitoring system
This system monitors the battery's 'state of health' to ensure that the Stop/Start feature functions reliably. The technology is constantly at work, measuring factors such as natural battery degradation, ambient temperature, charge and discharge activity and voltage, to make sure there is enough power available for an effective stop-start.

If any of these factors show a low measurement, the Stop/Start feature is overridden and the engine will continue running until more battery power is available.

Brake vacuum sensor
The Freelander 2's brake system is specified with significant vacuum reserves, but these reserves can become depleted for a number of reasons, such as use of the brake pedal when the engine is switched off. Ultimately this would lead to vacuum reserves becoming exhausted, which would affect the brake servo's operation and pedal loads, in some cases causing them to rise substantially.

To mitigate this, the brake vacuum sensor is specified on all Land Rover Freelander 2 TD4_e models, and if vacuum reserves fall to a level that will affect brake pedal loads, the system overrides the Stop/Start function until the brake vacuum is replenished - ensuring brake pedal loads are maintained.

Enhanced climate control system
A number of changes have been made to the Land Rover Freelander 2 TD4_e's climate control system to help ensure occupant comfort and reduce misting during stop-start situations.

One significant change is the introduction of an auxiliary water pump. On conventional vehicles, the water pump shuts down with the engine, but on TD4_e models, the introduction of the auxiliary water pump maintains the flow of coolant during engine shutdown, keeping a steady cabin temperature.

The climate control system monitors cabin temperature and maintains fan speed at a level that will protect the battery's state of charge when the engine is shut down. In extreme hot or cold conditions, extended stops, or if an occupant selects a higher fan speed during a stop, the engine will re-start if necessary to preserve occupant comfort.

Evaporator temperature, the factor that gives rise to screen misting, is also monitored and the enhanced climate control system will periodically cool the evaporator as necessary to mitigate misting during a stop-start. The system operates the windscreen defrost shutter and, if the evaporator is wet, the shutter will remain closed for a few seconds after an engine restart until the vapour is dissipated, again mitigating windscreen misting.

LAND ROVER e_TERRAIN TECHNOLOGIES
The Freelander 2 TD4_e is just one element of Land Rover's comprehensive green technology roadmap, which will drive the company to increasingly lower emissions and more sustainable technologies in the coming years. This is a key part of the £700 million investment in sustainable technologies being made by Jaguar and Land Rover.

Land Rover engineers are working on a series of advanced propulsion technologies and lightweight structures aimed at bringing CO2 emissions down to class-leading levels. This doesn't mean sacrificing core Land Rover values: the renowned all-terrain capabilities of its future vehicles could actually be improved by some of the exciting new powertrain technologies, such as the Electric Rear Axle Drive (ERAD) announced at the British International Motor Show in London earlier this year.

The company's ambitious programme for continuing CO2 reduction stretches well into the future. For example, Land Rover is developing future hybrid and other green technologies in conjunction with the UK Government's Technology Strategy Board (TSB).

Land Rover Discovery 3, 2009

 
 
  • Land Rover Discovery 3, 2009

The 2009 Land Rover Discovery 3 made its global debut at the 78e Salon International de l'Automobile, Geneva (March 6-16, 2008). The eye-catching exterior revisions for 2009 add fresh refinement to the acclaimed exterior design - incorporating new front and rear body colour bumpers, body coloured wheel arches and revised exterior detailing.

The pure and clean exterior design has been refined with a re-profiled front bumper, (body coloured on all models), and revised rear bumper and wheel arches, which are body coloured on higher trim levels [SE and HSE -application varies by market]. The distinctive, asymmetric two-piece tailgate now comes with body coloured tailgate lift handle and the attention to detail continues with the revised coloured side vent, door handles on higher trim levels, and clear-lens side repeaters across the range.

A new 19-inch 7-spoke wheel style and three new exterior metallic paint colours - Santorini Black, Galway Green and Bournville [black with a hint of brown] - complete the exterior changes for 2009. Interior upgrades include a new "almond" trim colour and an updated Bluetooth system.

Phil Popham, Land Rover managing director, comments; "with almost 100 international awards to date, the Land Rover Discovery 3 has earned itself a reputation as the ultimate all purpose vehicle. The latest revisions add to an already class-leading package to build on the Land Rover Discovery 3's unique position as one of the most versatile vehicles in the world - on-road refinement to rival executive saloons, flexibility to surpass people carriers and class-leading all terrain capability."

Friday, August 3, 2012

Hyundai i-flow Concept, 2010

 
 
  •  Hyundai i-flow Concept, 2010

Making its global debut at the 2010 Geneva Motor Show, the Hyundai i-flow Concept car carries forward the company's evocative new form language, 'fluidic sculpture'. The flowing, elegant lines not only create a bionic, futuristic shape, but also contribute to exceptional aerodynamics, helping to reduce the car's CO2 output to just 85g/km and fuel consumption to only 3l/100km.

Hyundai's first diesel hybrid powertrain is also a key factor in delivering such an environmentally-conscious return, as is the application of next-generation materials and technologies developed in cooperation with leading chemical company BASF.

Previewing a future D-segment contender
With an overall length of 4.780mm and a 2.800mm wheelbase, the Hyundai i-flow Concept brings new ideas and a pioneering form to the traditional European D-segment. The dramatically-sculpted forms of the interior and exterior make for a striking sports sedan, and its width and height (1.850mm and 1.420mm respectively) give it an athletic stance.

The name i-flow reflects the exceptionally aerodynamic shape and the flowing lines of the concept car's eye-catching styling, and retains the 'i' prefix of Hyundai's established alphanumeric nomenclature for Europe. In 2011 Hyundai will bring into production a new challenger in the segment, drawing on the Hyundai i-flow Concept's sleek styling and innovative technology.

The evolution of 'fluidic sculpture'
Thomas Buerkle, Chief Designer at Hyundai Motor Europe, appraises the design concept of i-flow, or HED-7, the seventh in a series of daring concept cars to be born in the Russelsheim styling studio:
Hyundai i-flow Concept

Inside: minimum weight, maximum space and a bionic feel
The interior of Hyundai i-flow Concept redefines the perception of space in a sedan bodystyle. Fundamental elements, such as the seats and center console, were crafted for minimal weight and volume using cutting-edge materials from BASF - one of the world's leading automotive suppliers.

The seats, for example, were developed in conjunction with BASF using advanced stress analysis, which highlighted the unnecessary mass areas and pointed towards an optimized lightweight seat structure. 'Steron', a BASF material, gives the seats a highly-resilient quality, excellent breathability and a high-tech touch.

The upper dashboard, meanwhile, is treated with Elastoskin, a sprayed skin from BASF for a sophisticated, shimmering finish.
This technical, meticulous approach combines with an abundance of natural materials to engender a bionic feel in the cabin, further symbolized by the green color tones and the leaf-like shadows projected from the roof's semi-transparent dye-sensitized solar cells.

The cockpit's main interface centers around an expansive, contoured screen, which recognizes not only touch but also gestural inputs along its fascia-wide display. The fluidic forms of the exterior are echoed in the Hyundai i-flow Concept's cabin, where continuous lines sweep from the dashboard, through the doors to the open storage area at the rear.

The innovative, B-pillarless doors allow comfortable ingress and egress for passengers. The front door is hinged at the A-pillar, and the rear door swings backwards on an intelligent hinge arm system to allow unrestricted access to the rear seats. Additionally the front seats can be turned 30° towards the outside, to invite the driver and co-driver to enter the ultramodern lightweight seats.

An eco-technological test bed
The Hyundai i-flow Concept is a test bed for new energy harvesting ideas, ranging from flexible solar panel roofing to a thermo-electric generator. The key technical components of the vehicle have been developed by Hyundai under the Blue Drive™ banner in cooperation with BASF. Blue Drive™ remains at the heart of Hyundai's product development strategy, and continues to drive the company towards its target of global leadership in environmentally-sensitive technologies.

A focal point of Hyundai i-flow Concept is its extraordinary CO2 emissions level of just 85g/km. The car uses efficient aerodynamics, energy harvesting technologies and weight-saving materials to significantly undercut the current average for a D-segment sedan. Furthermore, the company's first diesel-electric hybrid powertrain runs the exciting new U2 1,7-liter engine augmented by two-stage turbocharging and Hyundai's Lithium Ion-Polymer battery to give a very efficient and advanced combination, particularly when partnered with Hyundai i-flow Concept's six-speed, dual-clutch transmission.

Energy Conservation
BASF and Hyundai R&D engineers have developed thermal engine encapsulation, which ensures that the engine reaches optimum operating temperature more quickly, by retaining heat when the car is at idle. Where a non-insulated engine would take three hours to drop to 40°C, the Hyundai i-flow Concept will stay above that temperature for 14 hours. This translates into fuel savings and emissions cuts of 5 per cent during summer and up to 9 per cent during winter.

Energy Harvesting
Another pioneering technique introduced in collaboration with BASF is thermo-electric waste heat recovery. This process equates to further reductions in fuel consumption, 5% at highest driving. In fact, up to half of the electrical energy consumed by Hyundai i-flow Concept at 80kph - 250 watts - can be recovered through the work of a thermo-electric generator. Harvested energy from hot exhaust gases is recaptured by this generator which is fitted into the exhaust manifold. The thermal electric generator then converts the wasted heat into useful electrical energy to help power auxiliary systems.

Liquid Metal, a coating with the appearance of a glossy skin made of liquid metal, has been developed by BASF Coatings. Special effect pigments in this eco-friendly waterborne coating system let the surface appear as polished metal with targeted mirror like reflections - this gives a liquid skin appearance to the car's exterior and increases the tension of the surface in the same time. The high color saturation on the Hyundai i-flow Concept adds an energizing charisma to the Hyundai concept car. The typical high contrast between highlight and flop underlines the sculptural impact of the Hyundai i-flow Concept.

Adaptive aerodynamic features harmonize with fluidic sculpture styling, not only to bring aesthetic value, but also to increase fuel efficiency. Radical ideas, such as the arch-like roofline and streamlined front, have a real impact, and the boat-tail shape and kick-up lines force the airflow to separate at the rear of the vehicle, leading to an extremely impressive aerodynamic drag coefficient of just 0.25 Cd.

An eco-driving guidance system is present to encourage super-efficient motoring. The system includes fuel consumption and gear shift indicators, and an active ECO function which adjusts the powertrain to its ultimate condition by adapting the engine and transmission control units. Finally, 'eco route' uses real-time traffic conditions and three-dimensional road data to calculate the most fuel-efficient way of reaching the desired destination.

Hyundai ix-onic Concept, 2009


  • Hyundai ix-onic Concept, 2009

The designed to assertive but not aggressive, the Hyundai ix-onic Concept (pronounced "ik-sonnik") combines dynamic styling with an environmentally-friendly power train and thoughtful everyday utility. It creates a vehicle that will change the way consumers think about compact crossover vehicles.
With an overall length of 4,400mm, the 1,850mm-wide and 1,650mm-high Hyundai ix-onic Concept has an imposing stance and road presence but takes up little more space on the road than a C-segment hatchback.

The Key attributes of Hyundai's 'dynamic sculpture' design philosophy are the athleticism and sophistication that ix-onic demonstrates through its dynamic and flowing lines. These are emphasised by specially developed, high-contrast exterior paint. Employing an advanced-effect pigment, the innovative paint gives the car's skin a brilliant shine.

The hexagonal grille is a further evolution of the style introduced on the 2006 Genus concept car and developed for its appearance on the Hyundai i-mode concept in 2008. The headlamps feature innovative LED daytime running lights which move down electrically whenever the 'dipped beam' is switched on.

The profile of Hyundai ix-onic Concept features a dynamic glass line and a sports car-like theme with a muscular, double-zigzag treatment for the wheel arches that wrap around the 21-inch polished alloy wheels. Unusually, the concave sills have a wedge-shaped profile which extends rearwards and wraps around into the rear bumper. The sills and bumper are finished in a contrasting colour, with an aluminium garnish that echoes the trim in the door handles to enhance the perception of premium quality.

With high-mounted tail lamps, multi-surfaced glass and a sculpted bumper, the rear of Hyundai ix-onic Concept also incorporates 'dynamic design' elements. The rear lamp clusters feature a grille mesh inspired by nature, while the rear bumper also neatly incorporates the dual, polished aluminium exhaust tailpipes.

The rear window has been designed and produced by Hyundai in close cooperation with the QarmaQ-partner SABIC Innovative Plastics. Using Lexan high-performance plastics instead of conventional glass enabled the designers to give the rear window a much more three-dimensional shape. On each side of the rear window two vertical spoilers are integrated to reduce aerodynamic drag. The upper part of the window features a strongly concave shape to make it possible to integrate the roof spoiler in the rear window.

The Inside, the five-seater Hyundai ix-onic Concept offers a commanding view of the road and evokes an adventurous ambience that is also laid-back and relaxing.

An X-shaped visual theme is repeated across numerous areas of the cabin, with embossed leather to accentuate key areas while light-alloy magnesium accents provide flashes of visual brilliance. The sleek shapes of the interior are outlined with 'ice blue' seams that replicate the colour of both the ribbed ice blue floor carpet, which contains a high percentage of natural cashmere wool, and the exterior.

Shapely seats feature centre panels trimmed in breathable fabric with attractive and functional cushion side bolsters, plus additional lateral support for occupants' shoulders - all trimmed in contrasting magnesium grey.

The mounted much higher than usual in the doors, the audio speakers present occupants with a true and highly detailed, top-quality sound reproduction. The interior rear-view mirror has a 'blind spot' warning light that alerts the driver to other road users in close proximity.

The Beneath its sensational exterior, the Hyundai ix-onic Concept's power train is equipped with a 170PS, 1.6-litre GDi turbocharged, four-cylinder petrol engine, with ISG (Idle Stop & Go) technology and a double-clutch six-speed transmission. Power is transferred to the road by an intelligent four-wheel drive system fine-tuned to deliver outstanding on-road driving dynamics, together with significant off-road ability. The next-generation, eco-friendly engine emits just 149 g/km of CO2, an impressive figure for an SUV and comparable with conventional hatchbacks and superminis.

Thursday, August 2, 2012

Mitsubishi Concept-cX, 2007

 
 
 
  • Mitsubishi Concept-cX, 2007

The MITSUBISHI Concept-cX is a compact car that creates a new SUV/sports hatchback crossover category; a crossover that stirs a sense of adventure to "cut a swathe" through the hustle and bustle of urban life. The design gives the exterior a purposeful and functional form using a dynamic wedge shape and large tires. The front visage combines the inverted-slant nose with trapezoidal grille that defines the new Mitsubishi Motors design identity and tailors this to the car's crossover pedigree to project an appearance that is aggressive and powerful. The interior uses a modern and sporty design that engenders a sense of expectation about the car's performance and melds this with a high level of comfort. By visually accenting the strength of the underlying frame structure and through the contrasting use of soft padding, the design creates an interior space that wraps its occupants in a protective and comfortable cocoon.

The concept car uses a new high-output, high-efficiency 1.8-liter clean diesel engine, featuring a variable geometry (VG) turbocharger for optimum boost control and a diesel oxidation catalyst (DOC) with diesel particulate filter (DPF) in the exhaust system for compliance with Europe's Euro 5 emission standards. The power unit is mated to Mitsubishi's new Twin Clutch SST (Sport Shift Transmission) which delivers superior power transmission efficiency in a powertrain that realizes zippy performance with excellent fuel economy and low emissions.

The MITSUBISHI Concept-cX 's 4100 mm compact body makes for easy maneuverability around town and the high driving position improves visibility and brings the easy drivability expected of a SUV. Utility is enhanced with the split tailgate already well received on the Outlander for the way it facilitates loading and unloading of luggage. In the performance department, Concept-cX also uses Mitsubishi's electronically-controlled 4WD system and large 225/45R19 tires to deliver outstanding handling performance and stability both on tarmac and off-road.

Mitsubishi Concept-CT, 2006

 
 
 
 
 
  •  Mitsubishi Concept-CT, 2006

The Designed at the Mitsubishi Motors Design Center in Cypress, Calif., the Concept-CT introduces an innovative hybrid powertrain packaged in an entirely new type of vehicle architecture. The ultra-compact four-door hatchback captures the essence of the Mitsubishi brand while combining practicality, fun-to-drive performance and low fuel consumption.
The key to the Concept-CT's roomy packaging, performance potential and fuel efficiency is the Mitsubishi In-wheel Electric Vehicle (MIEV) hybrid powertrain, which employs an electric motor in each of the vehicle's four wheels.

The Mitsubishi Signature Design With An Accent on the Future
The overall design theme was inspired by the sleek high-performance scooters popular in Japanese urban centers - and gaining popularity in the United States.
The Concept-CT's 102.4-inch wheelbase falls between today's sub-compact and compact models. However, the 149.6-inch length makes the Concept-CT even better suited to congested urban environments. The long wheelbase relative to vehicle length, combined with 20-inch wheels that are thrust out to the corners, yields a stable, forceful stance while maximizing interior space. Candy yellow-orange paint, with copper and grey accents, underscores the Concept-CT's advanced powertrain and overall futuristic orientation.

The unique design elements combine high-tech style with function. The LED head lamps and tail lamps are designed to appear as if their light emanates from a single source rather than multiple bulbs. A large, wraparound panoramic windshield provides excellent front visibility.
The rear doors open butterfly-style without a center pillar to provide maximum interior access. Also contributing to the design's practicality, the rear hatch is split horizontally, featuring an upper glass hatch and a lower tail gate for ease of loading.

New Vehicle Architecture Shows Future Possibilities for Small Cars
Early on, the Mitsubishi Concept-CT designers disregarded current vehicle architecture and created a whole new type of small car platform that could take full advantage of the MIEV powertrain's numerous benefits. A rear-midship layout places the gasoline engine behind the rear passengers but ahead of the rear axle line. This same configuration can be found in some of the world's best sports cars because it allows for optimum weight distribution, low center of gravity and a small yaw-inertia moment (quick steering response).

With room freed up by the lack of a center differential, driveshaft to the front and front-wheel halfshafts, designers were able to locate vital components to optimize both safety and weight distribution. The rear-midship layout allows for a large frontal crush zone and greatly reduces the potential for engine intrusion into the cabin in a collision. Batteries are housed under the rear floor and in the front of the vehicle. The fuel tank is housed under the front floor.

MIEV Powertrain Hints at High-Tech Mitsubishi Future
Mitsubishi is actively developing its MIEV technology to address future demands for improved fuel efficiency and reduced emissions, without sacrificing driving performance and fun. The series/parallel hybrid drive in the Concept-CT uses a special transmission to harness the 50 kW (67 horsepower) output of a 1.0-liter three-cylinder gasoline engine to drive the rear wheels and the generator. Engine power is 20kW per wheel. A 40 kW (54 horsepower) generator charges high-energy-density, lithium-ion batteries to offer high capacity and long life. Total combined peak power is 100kW (134 horsepower).

The MIEV system provides both economical cruising capability and high capacity power for short bursts of acceleration when needed. A regenerative brake system captures energy that would otherwise be lost as heat through the brake discs and channels it to the batteries.
Each of the Concept-CT's wheels houses an electric motor, effectively providing computer-controlled all-wheel drive (AWD) that can transfer optimal traction independently to each tire as needed. Such individual wheel control opens up new possibilities to enhance vehicle stability and performance.
In addition to a gasoline-electric hybrid powertrain featured in the Concept-CT, MIEV technology can be applied to pure battery electric vehicles and fuel cell electric vehicles to suit a wide variety of world market needs and infrastructures in the future.

The Adventurous Yet Practical Interior
The Concept-CT interior design is as adventurous as the exterior, starting with structural elements that also serve as design elements. The main controls take inspiration from motorcycle front forks and controls and are supported by a structure fashioned in parallel strips. For a clean, modern image, the interior features pearl finish, ribbed vinyl and soft-touch surfaces with copper accents.

The Concept-CT instrument panel is unlike anything seen in current vehicles. A wide format "wall to wall" screen displays information for navigation, rear/side-view mirror functions, and entertainment functions (when in park). Flat-screen gauges are placed well forward of the driver for optimal visibility. In addition, a flat screen in the center panel displays climate control and audio information. Reflecting Concept-CT's futuristic theme, the ultra-thin center console houses a fingerprint-reading security key and computer touch pad interface.
A flat floor and "floating" seats for four provide an open feeling and interior flexibility. The contoured bench-style seats are designed for superior support while providing ease of entry and egress. The front passenger seatback and rear seatbacks fold flat to carry long loads. Rear seat cushions fold up with the seatback in the upright position to load tall items through the side doors. Concept-CT provides additional storage under the front hood.

This concept provides a vision into the future of advanced hybrid technology in a fun and futuristic design. Mitsubishi Motors' Lancer Evolution MIEV is currently under testing in Japan - with a goal to bring a MIEV model, built around core technologies of in-wheel motors and high density lithium-ion batteries.

Mitsubishi Concept-CT Major Specifications:
  • + Wheelbase: 2600 mm (102.4 in.)
  • + Length: 3800 mm (149.6 in.)
  • + Width: 1700 mm (66.9 in.)
  • + Height: 1430 mm (56.3 in.)
  • + Engine: 1.0 liter 3 cylinder, gasoline
  • + Engine power: 50kW
  • + Generator power: 40kW
  • + Battery power: 50kW
  • + Motor power: 80kW (20kW X 4)
  • + Total peak power: 100kW

Wednesday, August 1, 2012

Hummer H3T Concept, 2003

 
 
 
  • Hummer H3T Concept, 2003

The Hummer H3 is a vehicle from General Motors' Hummer division, introduced in 2005. The H3 is the smallest of the three Hummer models, and though the H3 concept car was a pickup truck, the final vehicle is a conventional SUV. Its GMT345 platform is based on the GMT355 which underpins the Chevrolet Colorado and GMC Canyon pickup trucks. Built on a modified Colorado/Canyon pickup truck frame (with more crossmembers and more frame boxing), the H3 shares many major components with its siblings.

The H3 is built at GM's Shreveport, Louisiana factory. Export versions will also be produced at the General Motors South Africa facility in Struandale, Port Elizabeth, South Africa.

In the American market, the H3 is priced from $29,500 to just under $40,000. Sales have been strong, with the 33,140 sold in 2005 making up 58% of Hummer's total sales for the year. For the first two months of 2006, 8,071 H3s were sold, 74% of all Hummer sales.

Specifications
The H3 uses the 3.5 L (3464 cc) Atlas straight-5 engine.The same engine that is used in the Chevrolet Colorado/GMC Canyon pickup trucks. This 20-valve DOHC unit produces 220 hp (164 kW) at 5600 rpm and 225 ft·lbf (305 N·m) at 2800 rpm. It is available with a 5-speed manual or 4-speed automatic transmission that includes GM's Stabilitrak vehicle stability control. Its 111.9 in wheelbase is 1.1 in shorter than the GMT360 SUVs. It includes an electronically-controlled dual-speed transfer case and electronic locking differential.

Since it is rated at less than 8500 lb (GVWR), Hummer is required to provide official fuel economy ratings. It is rated at 16 mpg in the city cycle with both transmissions and 19 mpg with the automatic or 20 mpg with the manual on the highway. While the Hummer H2 will ford 20 inches of water, the H3 will handle 24 inches of water (it has been tested in depths up to 31 inches). The H3 is the only vehicle in its class to have a 2-speed transfer case standard.
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