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EPA recently released the latest edition of its annual report Light-Duty Automotive Technology, Carbon Dioxide Emissions and FuelEconomy Trends. The report is the authoritative reference for real-world fueleconomy, technology trends and tailpipe carbon dioxide emissions, for new personal vehicles sold in the US every year since 1975.
For 2021, Toyota has fully rebooted the Mirai, originally offered in 2016, as a premium rear-wheel drive sports-luxury fuel cell electric vehicle (FCEV) with striking design, cutting-edge technology, more engaging driving performance and a significantly longer EPA-estimated range rating. Luxury Car Chassis.
At the recent 2013 SAE World Congress, engineers from Bosch and AVL presented papers on progress in the ACCESS project, describing the design, combustion development and controls development for a resulting 4-cylinder gasoline turbocharged direct injection (GTDI) engine with part-load HCCI capability. Earlier post.). —Wheeler et al.
Raj Nair outlining factors affecting real-world fueleconomy in hybrids. One of the issues with the Ford results, Nair suggested, is that the performance of the vehicles as designed lends themselves to more sprited driving. Quite a few factors can affect hybrid fueleconomy, more so than regular gas engines.
The new sports car can accelerate from 0 to 100 km/h (62 mph) in 7.2 seconds and reaches a top speed of 235 km/h (146 mph). Standard fuel consumption is 4.2 seconds, and on up to an electronically governed top speed of 250 km/h (155 mph). seconds; top speed is 250 km/h (155 mph); fuel consumption of 6.8
Volkswagen has developed and deployed a gasoline engine that offers diesel-like fueleconomy but is significantly cheaper to buy. TSI ACT BlueMotion delivers 96 kW / 130 PS with combined fuel consumption of 4.8 Currently applied in the new Golf and Golf Variant ( earlier post ), the 1.5 l/100 km (49 mpg US). Eco-coasting.
Additional benefits of this design are a lower system weight than is available from the competition, and high efficiency. mph), and is able to prevent rear-end collisions at speeds of up to 20 km/h (12.4 This set-up allows fully variable distribution of the drive torque between front and rear axles.
Using a new optimization framework, Dr. Andreas Malikopoulos of the Energy & Transportation Science Division at Oak Ridge National Laboratory (ORNL) has explored the impact on fueleconomy and GHG emissions of varying the size of the motor/generator and battery pack in pre- and post-transmission hybrid configurations of a medium-duty PHEV.
Hyundai expects the 2016 Sonata Hybrid to improve fueleconomy more than 10%. Sonata Hybrid’s Transmission-Mounted Electrical Device (TMED) delivers the same responsive, engaging driving characteristics Sonata owners expect while improving fueleconomy through the use of the larger electric motor.
Toyota projects fueleconomy of 52 mpg city / 48 mpg highway / 50 mpg combined for the AWD-e model, and estimates that the AWD-e model—which is debuting at the LA Auto Show—could account for as much as 25% of annual US Prius sales. The Prius AWD-e models offer the same 65.5
Each pixel in each 3d contour represents a design which plots an attribute against a design feature or a design feature against another design feature to identify optimum combinations to deliver desired effects. Atkinson to improve fueleconomy. This is a very important tool for Ford, Gray said.
mm) is an entirely new engineering development that was systematically designed for low efficiency losses. The oil pump, with its two-stage control, is designed for energy efficiency. Acceleration from zero to 100 km/h (62 mph) takes 8.6 seconds; acceleration tops out at 216 km/h (134 mph). liters of fuel per 100 km (57.4
The transmission is designed as a product for the global market with a consistent common-part strategy. designed for various applications as common parts. Benchmarking the 7DCT300 against CVTs and automatics has made the transmission best-in-class for launch, fueleconomy, NVH, cost and ease of hybridization.
The all-new Focus is the first vehicle globally to be based on Ford’s new C2 platform designed to enhance crash performance; deliver more interior space for Ford’s mid-size models without negatively impacting exterior dimensions; and support improved aerodynamics for better fuel-efficiency. The all-new 1.5-liter liter EcoBoost and 1.5-liter
This design provides both maximum performance and amazing efficiency, and it is designed and built with heavy-duty performance and demand in mind. The powertrain features a motor generator within the bell housing between the twin-turbo engine and the 10-speed automatic transmission.
The six-cylinder engines were developed based on the ‘right-sizing’ concept, which calls for optimizing displacement to improve fuel and power efficiency. It then compensates for any shortfall by braking force generated by the friction brakes, achieving both a natural braking feel and good fueleconomy.
liter engine offers an increase of 16 hp and 21 lb-ft of torque compared to the previous generation A3 1.8T, along with EPA-estimated combined cycle fueleconomy of 29 mpg (8.1 System output is 186 hp and 221 lb-ft (300 N·m) of torque; the 2017 A3 sedan sprints from 0-60 mph in 6.6 The A3 sedan with 2.0-liter This new 2.0-liter
Available with 95 PS (70 kW) or 120 PS (88 kW), it delivers greater power, torque and responsiveness, with optimized combustion chamber design, and cutting-edge turbocharger and fuel injection technology. Active City Stop now operates for the new Focus at speeds of up to 50 km/h (31 mph), increased from 30 km/h (19 mph).
Improvements contributing to this better fueleconomy come from many areas. Designed to be lighter and more efficient, the new EA888 Gen 3 turbocharged and direct-injection four-cylinder powerplant features a number of refinements, including a novel cylinder-head-integrated exhaust manifold with exhaust gas cooling. liter model.
The BMW 740Ld xDrive will accelerate from 0-60 mph in 6.1 US EPA fueleconomy estimates are not yet available, however, other models equipped with this engine have seen a 25 – 30% improvement in fuel efficiency over their direct gasoline-powered counterparts. With a weight-saving aluminum block and head designs, the 3.0-liter
The analysis used the Ohio State University EcoCAR, a student prototype PHEV, as the basis for the preliminary fueleconomy evaluation. They then designed a quasi-static thermodynamic model of an Organic Rankine Cycle (ORC) optimized to fit the prototype vehicle. kW and about 27 kW at constant velocity of 65 mph.
The PbC batteries, on the other hand, are designed for sustained long-lasting performance geared for the life of our system, and the rigors of many charge/discharge cycles. At a 65 mph cruise, the system is designed to operate using generator power only. when accelerating or climbing.
This results in better fueleconomy, idle stability and lower emissions. This enables better optimized control of the valve timing over a broader range of engine speeds and loads for improved fueleconomy and emissions. The Getrag manual has a new shift linkage design for shorter throws and improved precision.
l/100 km) combined fueleconomy (projected). That makes the 2020 Corolla Hybrid the most fuel-efficient model to ever wear the model name that debuted more than a half-century ago. NORMAL mode: Allows the hybrid system to achieve an ideal combination of fueleconomy and vehicle acceleration. Earlier post.).
The Range Rover Sport Td6 and Range Rover Td6 accelerate from 0-60 mph in 7.1 Preliminary fueleconomy figures for the Range Rover Sport and Range Rover are 22 mpg (city), 28 mpg (highway) and 25 mpg (combined) (10.7, Designed from the ground up, the Td6 provides efficiency and refinement. seconds for gasoline V6 models.
The RAV4 Hybrid will accelerate from zero to 60 mph in 8.1 The RAV4 Hybrid offers a choice of several driving modes: ECO mode optimizes throttle response and air conditioning output to help prioritize fueleconomy. miles at lower speeds (below approximately 25 mph).
The hybrid, optimized for fuel efficiency accelerates from 0 to 62 mph in 8 seconds, and has very low CO 2 emissions of 49 g/km. Total provides Peugeot and its networks worldwide with FE (FuelEconomy) lubricants designed to reduce vehicle consumption by reducing friction in the engine.
l/100 km) combined, 47 mpg city and 46 mpg highway; the powertrain shares the transmission architecture with the 2016 Chevrolet Volt extended range electric vehicle (EREV), but includes changes to optimize the system for engine-driven charge-sustaining operation in the range of conditions represented by the US EPA 5 cycle fueleconomy tests.
Volkswagen, seeing the hybrid as complementary to the Jetta TDI diesel in attracting different, yet equally fuel-economy-conscious buyers, is initially targeting 5% of Jetta sales in the US for the new hybrid model. The Jetta Hybrid can accelerate from 0-60 mph in 8.6 Hybrid module. Click to enlarge.
Ford’s EcoBoost technology combines direct fuel injection, turbocharging and variable valve timing to enable a downsized engine to gain fueleconomy by up to 20% over larger engines with no loss of performance. China Driver Assistance Systems Engines Fuel Efficiency' The new 3-cylinder, 1.5L liter three-cylinder, 1.6-
Applications need to use an integrated approach to design, develop, and optimize an assembly consisting of what would have been at least four light duty vehicle components made from traditional metals. Rolling resistance cannot be improved in isolation from other tire design goals, especially wear and traction.
GM estimated fueleconomy for the CTS with Twin-Turbo is 17 mpg city (13.8 Those features help the new CTS sedan reach 60 mph from a standstill in an estimated 4.6 seconds and achieve an estimated top speed of 170 mph (274 km/h). l/100 km) and 25 mpg highway (9.4 Additionally, approximately 90% of the 3.6L
Due to go on sale in summer 2015, the new European Jazz will offer improved fueleconomy and higher performance due to its new Earth Dreams Technology engine. This prototype introduces a completely new body shell for the popular model, with a sleek and modern design hinting at “significant advances” in this latest model.
Take-off speed is 110 km/h (68 mph); cruise speed is 160 km/h (99 mph); and maximum speed is 220 km/h (137 mph). The aft main wheel is driven by a 6 kW electric motor providing power for taxiing and acceleration up to 60 km/h (37 mph) during take-off, reducing overall electrical power consumption in day-to-day operation.
The power of the electric motor was more than doubled from the previous Cayenne S Hybrid—from 47 hp (34 kW) to 95 hp (70 kW)—resulting in an all-electric top speed of 125 km/h (78 mph). The combined fuel consumption is now 3.4 This enables driving performance on the level of a sports car: zero to 62 mph in 5.4
Initial design layout of the Rotrak system with the corresponding block diagram. The company’s engineers have a prototype system running in a B-segment donor vehicle on a dynamometer and are calibrating the control strategy to prove its driveability, performance, CO 2 and fueleconomy benefits. Source: Stone (2010).
At the Los Angeles Auto Show, Toyota introduced its new plug-in hybrid (PHEV) RAV4 performance model with an estimated 302-horsepower, advanced all-wheel drive, sport-tuned suspension and exclusive design features. In addition to an ability to do 0-60 mph in a projected 5.8 liter gas V6 engine that reached 0-60 mph in 6.3-seconds—a
The Grace is equipped with Honda’s Sport Hybrid i-DCD one-motor hybrid system that enables the driver to start in EV mode and realizes fueleconomy of 34.4 The “safety package” that combines the City-Brake Active system that is designed to help drivers avoid rear-end collisions while driving at the speed of below 30 km/h (18.6
The BMW i8 Concept Spyder accelerates from 0 to 100 km/h (62 mph) in five seconds on the way to an electronically governed top speed of 250 km/h (155 mph). The two-seater burns three liters of gasoline per 100 kilometres (equivalent to fueleconomy of 78.4 mpg US) in the European test cycle.
Beyond 2015, Hyundai plans limited mass production of the ix35 Fuel Cell, with a goal of 10,000 units; Hyundai will also introduce the vehicle in Korea and California. ix35 fuel cell powertrain layout. The fueleconomy and range of the ix35 Fuel Cell have improved by 10% over the previous-generation model.
Adaptive Cruise Control and Active Lane Assist features make automated driving possible in all speed ranges for the first time in a series production truck: Adaptive Cruise Control to 0 mph: Improves safety, efficiency, and driver comfort by automatically decelerating and accelerating to maintain a safe following distance.
With the Prius c (sold as the Aqua in Japan, earlier post ), Toyota is striving to strike a balance between fuel efficiency, styling, intelligent connectivity and affordability to attract younger, eco-conscious buyers who may have desired, but couldn’t afford, a hybrid. Maximum hybrid system output is 73.6 liter, 16-valve DOHC engine.
In applying the technology to production cars, Kia engineers are targeting reductions in CO 2 emissions of up to 15%, while the electric supercharger is designed to deliver power increases of 15 to 20% depending on its application. 7-speed DCT.
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