- Hyundai Motor Group’s superior next-generation hybrid system incorporates modern electrification applied sciences to enhance efficiency and gas effectivity
- New transmission options two built-in motors and will probably be mixed with varied engines throughout a variety of auto lessons
- Optimized design permits seamless integration of recent P1 motor, boosting vitality switch effectivity for beginning, battery vitality era and driving efficiency
- Turbocharged 2.5-litre petrol engine achieves as much as a 2.9% improve in effectivity, with upgrades together with optimized thermodynamic cycle and gas injection methods
- New next-gen hybrid system presents 45% higher gas effectivity and 19% extra energy in contrast with ICE powertrains of the identical class, delivering enhanced refinement
- Employs refined electrification applied sciences and superior motor and battery management to spice up drivability and ship a number one hybrid driving expertise
- New next-generation 1.6 hybrid powertrain may even be obtainable, providing clients a wider selection
- Enhanced hybrid powertrains present an influence output vary from the low-100 PS area to mid-300 PS, initially debuting within the Hyundai Palisade 2.5 turbo hybrid
Hyundai Motor Group (the Group) has unveiled its next-generation hybrid powertrain system, delivering a brand new commonplace for energy and effectivity. With this superior system, the Group plans to supply a variety of trade main new merchandise inside the hybrid car phase.
The Group unveiled this superior system throughout its ‘Subsequent-Gen Hybrid System Tech Day’, highlighting its considerably enhanced hybrid know-how, which is able to enhance the driving and possession expertise of future Group merchandise, delivering customer-focused advantages.
The following-generation hybrid system includes a new transmission with two built-in motors that may be paired flexibly with a variety of inside combustion engines, permitting for optimized efficiency and gas effectivity throughout a variety of auto lessons. Moreover, varied electrification-focused applied sciences have been integrated into the next-generation hybrid system to boost driving efficiency, refinement and experience consolation.
“We now have developed an modern new hybrid system that integrates our long-accumulated engine, transmission and hybrid system improvement expertise with the electrification know-how utilized to our world-class electrical autos,” stated Dong Hee Han, Government Vice President and Head of Electrified Propulsion Take a look at Middle, Hyundai Motor Group. “We’ll proceed to develop modern applied sciences that actively make the most of electrification capabilities through the transition to EVs, offering clients with eco-friendly autos that supply superior efficiency.”
Enhanced efficiency, effectivity, and packaging
The newly developed transmission features a new P1 motor that handles beginning, battery vitality era and vitality deployment to help propulsion. The transmission’s P2 driving motor is chargeable for propulsion and regenerative braking. This built-in dual-motor setup improves energy, efficiency and gas effectivity whereas reaching easy shifting and lowered noise and vibrations for a extra refined driving expertise.
The transmission could be paired flexibly with inside combustion engines throughout the Group’s lineup, delivering a system output from the low-100 PS vary to the mid-300 PS area, permitting for broad utility from sub-compact to massive autos.
Hyundai Motor Group has employed its in depth expertise with hybrid powertrains – and motor and battery management know-how collected by improvement of its devoted, award-winning E-GMP electrical car platform – to boost driving efficiency and luxury. The brand new, next-generation hybrid system additionally integrates comfort options generally discovered within the Group’s EVs, similar to Keep Mode, Automobile-to-Load (V2L) performance, and Good Regenerative Braking.
Improved engine design, superior compression and injection methods improve effectivity
The primary powertrain to make use of the next-generation hybrid system makes use of a newly developed gasoline 2.5-litre turbo hybrid unit, enhancing the design and management know-how of the present 2.5 turbo gasoline engine to maximise effectivity. A brand new, next-generation gasoline 1.6-litre turbo hybrid powertrain may even be obtainable.
By reassigning the two.5 engine’s beginning and producing duties to the newly added P1 motor, the turbo hybrid powertrain minimizes energy losses. Mixed with enhanced cylinder circulate inside the engine and the adoption of a high-efficiency cycle optimized for hybrids, gas effectivity has been improved.
Sometimes, inside combustion engines generate energy by 4 strokes: consumption, compression, combustion and exhaust. The two.5 turbo hybrid system makes use of an ‘over-expansion cycle’, deliberately delaying consumption valve closure throughout compression to decrease the efficient compression ratio of the combined fuel within the cylinder whereas sustaining a excessive enlargement ratio through the combustion course of.
This system reduces energy consumption throughout combination compression whereas maximizing vitality generated after combustion, considerably enhancing engine effectivity.
Moreover, an improved piston design and a considerably expanded triple gas injection vary enhances combustion velocity, stabilizes combustion and suppresses detonation, enhancing engine effectivity additional nonetheless.
Transmission and engine enhancements enhance gas effectivity and driving expertise
Specializing in the P1+P2 parallel construction and combustion engine enhancements, gas effectivity and energy efficiency have been enhanced whereas reaching smoother shifting and improved powertrain refinement.
By connecting the P1 motor on to the engine, the system reduces engine begin time. Exact management of engine load and the driving power of the P1 and P2 motors make sure that the engine operates inside a high-efficiency vary, enhancing gas effectivity.
The gasoline 2.5 turbo hybrid system used within the all-new Palisade delivers most gas effectivity of 14.1 km/l, a most system output of 334 PS, and most torque of 460 Nm, providing roughly 45 p.c better gas effectivity, 19 p.c extra most energy, and a 9 p.c enchancment in most torque in contrast with a 2.5 turbo gasoline mannequin.[1]
The following-generation gasoline 1.6 turbo hybrid improves gas effectivity by greater than 4 p.c in a mid-size SUV in contrast with earlier fashions, rising the system’s most rated torque output from 367 Nm to 380 Nm and enhancing acceleration response.
Moreover, by incorporating the P1 motor into the Energetic Shift Management (ASC) hybrid transmission logic, the system achieves quicker and smoother shifting efficiency than earlier than. Enhanced management of the engine clutch additional reduces time taken for the engine to interact when switching from EV mode, enhancing consolation and efficiency. The P1 motor can be utilized to scale back engine vibration and booming throughout battery charging conditions whereas idle, enhancing inside refinement.
Electrification applied sciences improve hybrid driving efficiency
Alongside the next-generation hybrid powertrain, the Group will combine superior electrification applied sciences to boost efficiency, effectivity and competitiveness in its new hybrid autos.
The Group showcased a lineup of electrification-focused applied sciences, comprising Electrical All-Wheel Drive (e-AWD), Electrification-Automobile Movement Management (e-VMC 2.0), e-Dealing with 2.0, Electrification- Evasive Dealing with Help (e-EHA 2.0), e-Trip 2.0, Keep Mode, V2L and Good Regenerative Braking.
The e-AWD system provides a P4 driving motor to the rear axle on autos outfitted with this know-how, enhancing driving efficiency and acceleration response. The Group plans to supply each e-AWD and traditional mechanical AWD, providing the optimum all-wheel-drive configuration in line with car class and regional market necessities.
e-VMC 2.0 is on the market on hybrid autos fitted with e-AWD, enhancing driving stability and experience consolation by impartial torque management of the entrance and rear driving motors. It includes e-Dealing with 2.0, e-EHA (Electrification-Evasive Dealing with Help) 2.0, and e-Trip 2.0.
e-Dealing with 2.0 enhances roll prevention throughout cornering by independently controlling the entrance and rear motors, making use of motor torque in reverse instructions to decrease the car’s heart of gravity. Whereas the unique e-Dealing with system elevated driving stability and responsiveness by single motor acceleration and deceleration management, model 2.0 presents much more refined management for an improved driving expertise.
e-EHA 2.0 is an emergency steering help know-how that makes use of car radar and digital camera sensors to detect potential frontal collisions. It refines evasive maneuvers by exact braking management of the entrance and rear motors throughout sudden steering by the driving force.
Significantly, after emergency steering inputs, e-EHA 2.0 assists through the use of the entrance motor for ahead propulsion whereas braking the rear motor to decrease the car’s heart of gravity, decreasing roll and enhancing stability.
e-Trip 2.0 maximizes experience consolation by minimizing vertical actions throughout velocity bump crossings. It leverages modifications within the car’s heart of gravity by reverse directional management of the entrance and rear motors throughout velocity bump entry and exit to attenuate pitch and bounce motions.
Keep Mode adapts the ‘Utility Mode’ of EVs for hybrid autos, enabling a extra nice time contained in the car when stationary by using the high-voltage battery. Keep Mode permits using all in-vehicle comfort options, together with air-conditioning and multimedia with out beginning the engine, and can be utilized for as much as one hour when the battery’s state of cost is between 70 and 80 p.c.[2]
This method additionally features a ‘Keep Mode Utilization Reservation’ function. This operate synchronizes with the navigation system and begins charging the high-voltage battery about 2 km earlier than reaching a person’s meant vacation spot, concentrating on a battery cost degree of 70 to 80 p.c upon arrival to maximise Keep Mode utilization time.
Moreover, the next-generation hybrid system’s V2L operate presents a most output of three.6 kW, much like EVs, permitting customers to cost and energy exterior home equipment and private tech gadgets. V2L can be utilized repeatedly whereas the engine is working, and in Keep Mode with out the engine working. On this use case, as much as 50 p.c battery capability (from 80 to 30 p.c SoC) could be utilized.
Different new applied sciences launched together with the next-generation hybrid system embody Hierarchical Predictive Management (HPC) and Good Regenerative Braking, each enhancing gas effectivity.
HPC optimally controls battery cost by predicting the driving route and highway situations, selecting the right driving mode (e.g. EV, hybrid, regenerative braking mode and many others.) alongside the route for improved gas effectivity.
Good Regenerative Braking mechanically applies optimum regenerative braking power primarily based on navigation knowledge and distance to different autos forward, decreasing brake pedal inputs and rising battery cost by regenerative braking to additional enhance gas effectivity.
The Group plans to repeatedly refine current applied sciences whereas growing new methods to offer an much more useful electrification expertise for patrons.
Hybrid lineup to develop from compact to massive and luxurious fashions
The Group plans to mix the brand new hybrid transmission with varied engines throughout a system output from the low-100 PS vary to the mid-300 PS area, introducing a various lineup of hybrid autos from compact to massive and luxurious lessons.
With this expanded system output protection, the hybrid powertrain lineup will improve from three fashions to 5, with the most recent 2.5 turbo hybrid powertrain making its debut within the all-new Palisade hybrid, which started mass manufacturing this month. This method will probably be utilized to different Hyundai and Kia fashions sooner or later.
The Group plans to introduce a rear-wheel-drive 2.5 turbo hybrid system in 2026 and goals to progressively develop its hybrid know-how to the Genesis luxurious model by making use of this powertrain to key fashions over time.
For all future hybrid fashions, the Group plans to use the newly unveiled hybrid system and additional electrification-focused applied sciences, tailoring these to the traits of particular person autos and lessons, in addition to regional market necessities.
- Please be aware that the launch timing of the brand new hybrid system could differ relying on the mannequin, area and market.
