2022 Selection Results
| No. | Cutting-edge Technology Name | Innovative Technology Name |
|---|---|---|
| 1 | Key Technologies of Distributed Drive Liquid Hydrogen Fuel Cell Heavy Commercial Vehicles | Secure and Efficient Electric Vehicle Platform Technology Based on Deep Integration of Systems Technology Owner: BYD Auto Industry Company Limited |
| 2 | High-efficiency SOEC (proton conductor) Steam Electrolysis Technology for Hydrogen Production | Rapid Self-starting Technology of Graphite Plate Fuel Cell with Strong Low Temperature Resistance Technology Owner: Beijing SinoHytec Co., Ltd. |
| 3 | Development of Hot Rolled Oxidation Resistant Coating Free PHS1500 Steel | High computing power automotive grade autonomous driving chip HuaShan-2 A1000 Technology Owner: Black Sesame Technologies Co., Ltd. |
| 4 | Sliding Plate Platform Steering Brake Suspension Integrated Wheel End Drive Wheel Technology (E-Corner Module) | All-scenario Battery Safety Solution Based on Cloud-edge Collaboration Technology Owner: NIO Holdings Co., Ltd. |
| 5 | Smart Battery Technology with Multi-Dimensional Internal Signal Perception | Integrated Diecasting Body Structure Technology Owner: Tesla Shanghai Co., Ltd. |
| 6 | SOTIF Real-time Defense and Test Evaluation Technology of Intelligent Networked Vehicle | Key Technology of Phosphate Polyanionic Battery of 210Wh/kg Technology Owner: He Fei Gotion High-tech Power Energy Co., Ltd. |
| 7 | A Solution for Vehicle Optical Display Based on ODP and Spatial Optics | High Performance Excited Synchronous E-drive System Technology Owner: BMW China |
| 8 | SiC Controller Power Module Packaging Sintering Materials and Integration Technology | Compact Integrated Coaxial eAxle Technology Owner: Schaeffler Trading (Shanghai) Co., Ltd. |
2021 Selection Results
| No. | Innovative Technology Name | Technology brief |
|---|---|---|
| 1 | Key technologies of ultra high performance permanent magnet synchronous electric drive system Technology Owner: FAW Group Co., Ltd. |
This technology makes a significant breakthrough on the international technical problem that PMSM system under medium voltage (410V) can hardly reach ultra-high performance. It achieves high efficiency and ultra-quiet characteristic with ultra-high performance, ensures the international leading level on comprehensive performance, and establishes the benchmark of domestic luxury brand electric drive system. There is no performance degradation when the whole vehicle accelerates continuously for 10 times and continuous power does not drop at high speed. Vehicle has strong ability to accelerate and overtake , and the torque does not decrease when the vehicle is stalled or climbing；the technology realizes the directional elimination of ear sensitive noise in the whole working range; which domains data statistics and intelligent screening, client domain real-time data monitoring and state prediction. The technology highlights the determination and strength of independent brand to develop the luxury brand new energy vehicle market, enhances the international influence of independent brand, and explores the way for the national independent automobile industry. |
| 2 | Test method for thermal runaway and thermal diffusion of power battery Technology Owner: CATARC |
Aiming at establishing a scientific and reasonable evaluation method for the safety requirements of thermal diffusion protection, this technology deeply studies the thermal runaway and thermal diffusion mechanism of power battery, different thermal runaway triggering methods and a series of important control parameters, and establishes a detailed test process and comprehensive evaluation system to ensure the escape time that must be met for the safety requirements of passengers. The technical research results have been adopted by the first mandatory safety standard " GB 38031-2020 Safety requirements for power batteries for electric vehicles" in the field of power batteries in China, and have been applied in the announcement of new energy vehicles authorized by the Ministry of Industry and Information Technology, which has played an important role in continuously improving the product safety technology level of the whole industry. At the same time, the achievements have also been successfully written into the global technical regulation for electric vehicle safety (EVS GTR) and gradually adopted by ISO and ECE, which has played a leading and guiding role in the preparation and revision of relevant standards and regulations for electric vehicle power batteries around the world. |
| 3 | Optimal Source Electric Vehicle Heat Pump Technology Owner: Tesla, Inc. |
Tesla heat pump and air conditioning system, currently available on Model 3 and Model Y, pioneered the use of eight-way valve in the industry. Tesla has innovated the hardware and software of heat pump with subtle design and self-developed air-conditioning control system. Compared with traditional heat pumps, tesla heat pump can absorb not only heat from the environment but also the waste heat from the vehicle’ motor and batteries. Vehicles can perceive the temperature of the outside world and its own system and thus intelligently adjust the heat pump with 24 operating modes, which can effectively improve heating efficiency and reduce energy consumption. With this technology, charging efficiency and vehicle range has been improved in winter, providing a more comfortable and safer driving experience for Tesla users. |
| 4 | Key technologies of high-voltage deep integrated architecture for high-performance pure electric passenger vehicles Technology Owner: BYD Auto Industry Company Limited |
This technology has made a number of major breakthroughs in core technologies such as high-safety and high-specific energy power batteries, high-power and low-loss drive systems, and high-performance and high-voltage integrated architectures. In terms of power battery systems: This technology initiated module-less blade battery system, which overcame the problems of battery fixation, sampling, thermal management, and manufacturing verification, and achieved the target of high-efficiency integration of the cell to whole package. It achieves the synergy improvement of battery energy density and reliability on the basis of ensuring safety. In terms of drive system: This technology created the design and manufacturing technology of high-power density and low-loss SiC drive system, solved the problem of reliable heat dissipation and packaging of SiC chips and peak voltage/current suppression, which developed the world's first mass-produced three-phase full-bridge SiC module and controller. It achieves the synergy improvement of the power and efficiency of the electric drive system. In terms of high-voltage system architecture: This technology initiated the integration of integrated charging and driving system for high voltage topological structure, achieves high voltage architecture boost charging by reusing motor and electronic control components. It solves the problem of high power charging under high voltage architecture, and reuse the high voltage system in deep integration, which achieves the synergy improvement of charging and drive performance. This technology systematically solved the current problems of synergy improvement in the safety, range, charging, power and other performance of electric vehicles which is complex and innovative. The series of high-end pure electric passenger vehicles built on this technology have achieved a continuous breakthrough in monthly sales of over 10,000, and get significant benefits in social and economic. |
| 5 | Multi-functional Composite Current Collector Technology Owner: Contemorary Amperex Technology Co., Ltd. |
Based on innovative material, this technology builds a composite current collector with a polymer support layer sandwiched between two metal conductive layers. In addition to the conductive function of traditional ones, the new composite current collector provides the innovative triple short-circuit protection function, removing the bottleneck that traditional internal short-circuit protection can only delay thermal runaway of batteries. Certified by Rhine TUV, it is the first in the world to overcome the safety pain point of thermal runaway caused by internal short-circuit of high nickel ternary batteries. Moreover, with the material system unchanged, this technology also increases energy density of batteries by 5% to 10% and prolongs their cycle life by more than 5%. It is also fully compatible with EV Batteries of different materials, packaging forms, and sizes. Featuring high safety, high specific energy, long service life, and full compatibility, the multi-functional composite current collector has been successfully applied in vehicle models in and outside China with promising prospects. |
| 6 | Large Array and High Resolution Radar Technology Owner: Huawei Technology Co., Ltd |
Large array and high resolution Radar achieve 12T24R large antenna array by deploying more RF channels within a limited size, and significantly improve the resolution of radar. Compared with mainstream 3T4R products in the industry, the number of channels is increased by 24 times and the industry-leading angle resolution performance is achieved. Large array and high-resolution Radar greatly improves the vertical height measurement, static obstacles, and VRU (such as pedestrian) detection capabilities, in addition, it offers excellent speed measurement capabilities, excellent weather and light robustness, making it irreplaceable and widely used. |
| 7 | Intelligent Cockpit Interaction Solution: Developed Based On High-performance AI Chip Technology Owner: Horizon Robotics |
The technology uses a neural network processing unit computing platform, using Horizon Jounery Chip. As China's first automotive-grade AI computing chip, it has the computing power of 4-5 trillion times per second. Based on the leading software and hardware architecture design, the technology has the advantages of high performance, low power consumption and high reliability, which can provide sufficient power support for the multi-mode perception of the vehicle. Based on high-performance AI chip to create in-vehicle intelligent interactive solutions, Horizon helps OEMs create the ultimate cockpit interactive experience. It continues to iterate large computing power and low energy consumption chips to improve the access capability, visual voice and other linkage interaction capabilities. It can be connected to 6 cameras, supports more MIC access, and support the omni-directional perceptual interaction not only between the inside and outside of the vehicle for vision and voice, but also support the front row and back row interaction. |
| 8 | Cobalt-free Cathode Technology Technology Owner: SVOLT Energy Technology Co., Ltd. |
Through the technology of cation doping, single crystal, nano-network coating, SVOLT has made important contribution to solve the problems which restrained the development of battery industry such as nickel and lithium ions mixing of co-free material and cycle life problems. The cobalt-free cathode material developed by SVOLT has applied for 69 national patents and 46 international patents, which has the advantages of non-cobalt material, sustainability, long cycle life and calendar life, less capacity loss, high safety performance and low cost. The battery adopted cobalt-free material has obvious advantages in performance, safety and cost, and can be assembled in various vehicles of MEB platform. Cobalt-free material is environment-friendly and has a wide application prospect both in domestic and foreign markets. The cobalt-free material of SVOLT has officially achieved series production, which will significantly helps the battery industry to reduce the dependence on foreign scarce resources and promote the green energy development goal of the 14th Five-year Plan. |
| 9 | Charging network technology supporting Massive access of electric vehicles Technology Owner: TELD NEW ENERGY Co., Ltd. |
The charging network is a new infrastructure network supporting the development of large-scale electric vehicles. Charging network is a new type of power system micro-grid with new energy as the main body. Charging network is the energy storage network that connects the battery of electric vehicle and the cascade utilization battery. Charging network is the industrial Internet that deeply links people, cars, batteries and energy. At the equipment level, the charging network innovatively modularized, prefabricated and integrated the power transformation and distribution system, power electronic equipment, energy storage system, and distributed energy access system. The AC/DC charging system integrated with the power transformation and distribution equipment. The human-computer interaction and business management are controlled by the cloud platform and monitoring software, forms a large system from high voltage to low voltage, from AC to DC, from centralized control to dispatching, from charging to discharging, from photovoltaic storage fusion to collaborative scheduling. At the operating system level, the charging network innovatively expands the advantages of cloud services, big data and artificial intelligence to the closer edge computing creating a collaborative computing system integrating cloud, side and end, namely the Charging Network Operating System. |
| 10 | Key Technologies for Vehicle Grade High-Power Metallic PEMFC Stacks of Heavy-Duty Comercial Vehicle Technology Owner: Shanghai H-Rise New Energy Technology Co., Ltd. |
This project is focusing on the fuel cell stacks for heavy commercial vehicles with the technological innovations including a platform-based fuel cell stack forward development system, a design of high-density fuel cell stack structure, development technology of fuel cell components with long lifetime and highly consistent fuel cell stack assembly technology. H-rise mastered the completely independent intellectual property rights of high-power, heavy-duty and vehicle grade fuel cell. H-Rise is the first in China to realize the continuous high-power output of 150KW within single stack and 130kW within single system. A series metal-plate stacks of 80 — 150 kW has been widely used in semi-trailer towing vehicles, heavy-truck and urban bus, which have been announced. The output power of the H2150F stack reaches 152 kW and volumetric power density of 3.6 kW/L, specific power of 2.5kW/kg. It can meet all demands of vehicle grade applications. The product quality has reached the international advanced level, has won the cooperation intention of many system and vehicle enterprises at home and abroad, which provides strong support for China to achieve the goals of hydrogen promotion and decarbonization. |
| No. | Cutting-edge Technology Name | Technology brief |
|---|---|---|
| 1 | Super Copper Wire for New Energy Vehicles | Aiming at the bottleneck problem that the conductivity of traditional copper wire has reached the physical limit and seriously hinders the improvement of motor efficiency of new energy vehicles, this technology is based on a series of independent technologies developed by Harbin University of technology, such as self-propagating combustion synthesis of graphene, in-situ growth method of composite materials and super copper wire forming and so on. The prepared material has excellent properties such as ultra-high conductivity (higher than pure copper above 55 ℃ ), high strength (up to 748 MPa), high thermal conductivity (higher than pure copper) and low friction coefficient (0.2). The super copper wire technology is low cost, compatible with the existing industrial production technology of conductor, and has great industrialization prospects. Super copper wire is expected to be used to improve the efficiency and power density of the motor and reduce its volume. It can also be used in many occasions such as controller bus, power device binding wire and harness, provide a strong driving force for the development of new energy vehicles. |
| 2 | Cloud Warning Technology of Battery Thermal Runaway Based on AI Algorithm Making the New Energy Vehicles Safer and Better | With years of experiences in the battery field, Huawei develops a cloud warning technology of battery thermal runaway based on AI algorithm. From the electrochemical mechanism, Huawei builds a power battery thermal runaway warning model combining big data and AI capabilities. It implements days-level thermal runaway warning, which achieves an over 90% recall rate; and the false warning rate is controlled within 0.1%/month. In this case, within the near future, the essential three electrical components (battery, motor, and electric control) of new energy vehicles will be able to provide component-level fault warnings; at the same time, offer a full life and health cycle management, ensures the ultimate vehicle safety. |
| 3 | Visteon wBMS | Visteon wireless BMS technology eliminates wiring harnesses found in the battery packs of traditional systems, delivering a solution that offers a secure, safe and robust battery system for EVs. The wireless BMS keeps a constant eye on battery health and operation, helping automakers enhance vehicle and passenger safety and improving overall quality and reliability. The technology is another milestone in the development of EVs as the industry transitions to cleaner transportation solutions. Visteon’s wireless innovation should reduce end-user repair costs since the types of physical harnesses and wires where issues can originate have been eliminated in the new system. |
| 4 | High-torque-density Independent-drive Electric Wheels for Heavy-duty Vehicles | The independent-drive electric wheels system with the integrated in-wheel motor has the advantages of high integration and high transmission efficiency, which helps simplify the layout of vehicles and improve the mobility and reliability of vehicles. It is expected to be the core technology for future transportation electrification. The research team, Powertrain System Group in Tsinghua University, proposed a series of innovative methods around the high-torque density independent-drive electric wheels for heavy-duty vehicles. These technologies include the configuration and structure design of the electric wheels and the magnetic and thermal design of the in-wheel motor. Given the large weight and low 5torque of conventional Independent-drive electric wheels for heavy-duty commercial vehicles, the research team has developed an Independent-drive electric wheel for dual-tire wheels by optimizing magnetic design, thermal design, and structural design innovation. The peak torque density of a wheel is 60Nm/kg. For a drive axle adopting these wheels, the peak power is over 2×170kW, the peak torque is 2×18000Nm, the drive axle mass is 800kg, and the carrying capacity is over 13 tons. The relevant parameters have reached the leading international level. |
| 5 | High efficient PEM Electrolyser for Hydrogen Production | This technology presents high-performance, pressurized large-scale PEM electrolysis, from materials, components to PEM electrolysers. Low Ir loading oxygen evolution catalyst is developed by using the hard/soft-template method. With independent intellectual property rights of DICP, based on the binary metal oxide, the oxygen evolution catalyst achieves high activity at low precious catalyst loading. The advanced MEA with effective gas-liquid channels benefits high performance for the PEM electrolyser. Scaling-up MEA with 1500 cm2 effective area contributes to the PEM eletrolyser stack. The power of a PEM electrolyser stack module is up to 300 kW, the hydrogen production rate is more than 50 m3. The power consumption of the PEM stack is 4.1 kWh/m3H2. The electrolyser stack may operate at the pressure of 3.5 MPa, operating range up to 150%. With the advantage of the capability the PEM stack operating at fluctuating renewable power input, this technology is a good candidate supporting Green Hydrogen production in the near future. |
2020 Selection Results
| No. | Innovative Technology Name | Technology brief |
|---|---|---|
| 1 | High Integration Technology of EV Battery Pack with Blade Cells Technology Owner: FinDreams Battery Co., Ltd. |
High integration efficient blade cell battery system technology is globally the first battery pack system of extra-high integration efficiency and outstanding safety performance. In cell level, blade cell technology can achieve unique blade cell shape of 10:1 length over width ratio and extreme thin cell can thickness of 0.3mm breaking through the limitation of conventional processing techniques of deep-drawing and extrusion. In system level, blade cell battery pack jumped out of the module level concept and utilized the unique shape of blade cells to achieve high cell-to-pack volume fraction of 60% via tight layout of blade cells. And the 50% integration efficient increase compared to conventional battery system designs will help EVs, even with LFP chemical system, to obtain highly competitive endurance mileage performance. On the other hand, taking advantage of high safety performance of LFP chemicals system, the tight layout of blade cells, multi-function integrated housing components and sandwich-structure design will definitely improve strength and stiffness properties of battery system contributing to safety assurance in multiple levels. |
| 2 | Massive Scenario Priented Autonomous Driving Cloud Simulation Platform Technology Owner: Shenzhen Tencent Computer System Co. Ltd. |
This technology runs closed-loop autonomous driving algorithms in each compute node. It supports parallel calculation of more than 10,000 scenarios using cloud computing. The running time of 1000 scenarios is greatly reduced from the previous 2 days to 4 minutes, and the test report is generated automatically. In the virtual city, thousands of ego vehicles and hundreds of thousands of traffic vehicles run simultaneously, and testing complexity can be improved through random testing scenarios and aggressive traffic flow. Simulation timing consistency and communication efficiency can be guaranteed in cloud simulation nodes through mechanisms like data compression, scenario segmentation, network strategy model, data flow lock and global frame synchronization. Meanwhile, in order to achieve high-fidelity environment modeling, multi-sensor fusion technology is used to automatically calculate the pose, mesh and matching texture of the 3D models. The automation rate exceeds 90%, and the relative error of 3D models is less than 3cm. This technology achieves high concurrency, high efficiency, high disaster tolerance, low cost, and guarantees data security and effective use of resources. |
| 3 | Efficient Power Cell to Pack (CTP) Technology Technology Owner: Contemporary Amperex Technology Co., Ltd |
A new cell to pack (CTP) technology in which battery cells are directly grouped into battery packs has been developed based on high structural integration of battery packs, new process research & development, and thermal management optimization, and the product has been industrialized. It breaks through the conventional thinking 3 steps grouping from cells, modules to pack and realizes that 2 steps grouping from cells to pack directly. CTP technology improves the battery pack weight efficiency from the industry's average of 70% to 80% and the volume efficiency from 56% to 65%, and reduces the number of parts by 25%. Moreover, the production efficiency is improved by 20% since the production procedure for conventional modules is omitted. The weight energy density of battery packs in mass production exceeds 170 Wh/kg, while that of battery packs under development reaches 215 Wh/kg. |
| 4 | Integrated High Power Fuel Cell System Technology Technology Owner: Shanghai Hydrogen Propulsion Technology Co., Ltd. |
Integrated high power fuel cell system technologies including ultra thin metal bipolar plate, low Pt catalyst, no external humidification and intelligent control strategy, which can effectively reduce the volume and costs of the fuel cell system. The fuel cell system equipped with this technology can reach 92kW system net power, 956W/L high volumetric power density, and Pt loading of 0.35mgPt/cm2. This technology can be applied in both passenger and commercial vehicle platforms and can particularly meet the power requirement from the medium to heavy duty truck. At the same time, through the establishment of online intelligent detection and control strategy optimization of the water content in the proton exchange membrane, the technology can achieve -30℃ start-up without external heating assistance. This can fill the gap of BEV technology not being able to operate in very cold area and therefore form the complementary advantages between BEV and FCEV. |
| 5 | Technology of 800-Volt SiC Inverter Technology Owner: Delphi Technologies |
The core technology of the inverter is the Viper power switch. The switch highly integrates double-sided cooling technology and replaces the original silicon IGBT power switch with a silicon carbide MOSFET switch. Compared with previous generations of inverters, it can reduce weight by 40%, reduce overall size by 30%, increase power density by 25%, and reduce switching losses by up to 70%. The inverter developed by this technology can energize electrical systems with voltages up to 800 volts. Compared with today’s most advanced 400V systems, it can extend the driving range of electric vehicles and cut the charging time by 50% because of the reduced weight and less inverter loss. |
| 6 | Octopus — Ascend AI-driven Autonomous Driving Cloud Services Technology Owner: Huawei Technology Co., Ltd |
Based on the Ascend 910 AI chip and AI training platform, HUAWEI Octopus implements fast closed-loop of auto-driving data using technologies such as software and hardware acceleration, automatic analysis algorithms, and parallel simulation. Octopus provides data, training, and simulation services. Octopus breaks through the constraints of real-world time and space. It runs algorithms in the simulation space more efficiently and quickly obtains algorithm mileage and performance evaluation data. It aims to lower the threshold for autonomous driving development and make autonomous driving development more intelligent, efficient, and convenient. |
| 7 | Metal bipolar plate fuel cell technology for vehicle Technology Owner: Sunrise Power Co., ltd. |
Via designing and developing the MEA that is suitable to a wide current range, the metal bipolar plate structure highly effective in fluid distribution, as well as integrated stack structure, the metal bipolar plate fuel cell stack modules have been realized the high performance and reliability, the power density of stack has reached to 4.2 kW/L，and completed the engineering development. The stack products have successfully passed 38 vehicle grading tests. Verified by vibration, environmental calibration and collision tests in stack, bench and vehicle levels， The metal bipolar plate fuel cell stacks can satisfy the all-weather vehicle requirements, and then provide the key technical supports for the commercial development of hydrogen fuel cell vehicle. |
| No. | Cutting-edge Technology Name | Technology brief |
|---|---|---|
| 1 | High Voltage LNMO Cathode Material and Battery Technology | High voltage LNMO has advantages of high voltage, high energy density, low cost, high safety and high lithium-ion conductivity, which is expected to be a key cathode material for next generation EV battery. The severe side reactions occur at high voltage are the biggest obstacles for the commercialization of LNMO material. The key to solve these problems is to construct a stable cathode electrolyte interphase by combining the surface modification technology, functional electrolyte development technology and high voltage auxiliary materials design technology. These technologies will also benefit for the battery industry to develop batteries with high voltage, high energy density and high safety. |
| 2 | Next Generation Non-fluorinated, Hydrocarbon Proton Ion Exchange Membrane Technology | A brand-new non-fluorinated hydrocarbon proton-exchange membrane present strong chemical durability. The materials achieve record ion-exchange capacities and exhibit conductivities 1.5 – 2 times that of leading PFSA materials in conditions optimized for PFSAs. The reduced gas crossover is particularly notable as it not only leads to a reduction in parasitic current density losses but reduces the production of hydrogen peroxide that is formed as a result of reactant gas crossover. The reduced reactant gas crossover is largely due to their lower solubility within the hydrocarbon polymer matrix compared to fluorine-containing polymers. Reduced hydrogen crossover as a characteristic of hydrocarbon membranes is also known to reduce platinum banding and increase catalyst layer lifetimes. Reduced nitrogen crossover leads to a substantially lower requirement for hydrogen venting and as a result offers an immediate benefit to overall fuel efficiency and range. |
| 3 | Platinum-based Alloy Catalysts Technology based on 3D Structured Composite Carrier | In this technology, graphene is used as carrier material, and cationic polymer PDDA functionalized carbon black is used as spacer, and graphene oxide is self-assembled through electrostatic interaction to solve the problem of stacking graphene sheets in the preparation process. Then, three-dimensional graphene / functionalized carbon black composites were prepared by chemical reduction. Finally, Pt and its alloy nanoparticles were supported to prepare Pt alloy catalyst based on 3D composite support. The catalyst prepared by this technology has a unique core-shell structure, which can avoid the corrosion of transition metals, and has excellent electrochemical activity and stability，the utilization rate of Pt was greatly improved, and the PT consumption and fuel cell cost were reduced successfully. |
| 4 | Composited Solid Polymer Electrolyte Technology | Solid state lithium batteries (SSLBs) with solid electrolyte will become the core power in the future due to its high specific energy and high safety. The design and preparation of solid electrolyte with excellent physical and electrochemical properties has become urgent challenges to be solved. The design concept of "rigid-flexible coupling" composited solid polymer electrolyte is based on the "rigid" material with good dimensional thermal stability as skeleton material, "flexible" polymer material with wide electrochemical window and excellent ion transport performance at room temperature and high ion transfer number lithium salt, which effectively solves the problems of single polymer electrolyte and single inorganic solid electrolyte. The SSLBs developed by the composited solid polymer electrolyte has outstanding characteristics of high safety, high specific energy and long life, which is the importance choice of power battery technology for new energy vehicles. |
| 5 | Environmental Perception and Computing Platform for Autonomous Driving Technology | The intelligent driving perception computing platform is the basis of vehicle intellectualization as well as the premise of replacing human eyes to recognize the external environment and moving towards driverless technology. The intelligent driving perception computing platform is based on the deep fusion optimization of the onboard AI computing processor and vision algorithm. It is based on advanced vehicle-mounted visual sensors, radar and other sensing devices, which supports fine-grained, structured semantic perception for complex scenes, and reconstruction of highly extensible and modular 3D semantic environment, as well as transparent, traceable and inferable decision-making and path planning. It can meet the perception and computing requirements of high-level autonomous operating fleets and driverless low-speed cars in different scenarios, and support the breakthrough and application demonstration of autonomous driving technology at level 3 and above. |
| 6 | High Density GaN on Si Power Module Technology | GaN on Si power modules offers the advantages of low Rdson resistance, high power density, high efficiency, and good high-frequency switching characteristics. The above performance can improve the thermal performance of the module and increase heat dissipation. Compared with the conventional Si MOSFET or IGBT, GaN on Si can increase efficiency more than 30%. GaN on Si has great advantages in the power module application and it can effectively reduce the overall package size of the traction inverter system and reduce the system cost. The interconnection technology for a high-power density would be heavily relying on high thermal conductivity bonding materials such as Ag sintering and silicon nitride (SiN) ceramic substrates to reduce thermal resistance and reliability. Where 350A current could be generated when paralleling GaN devices that are more suitable for electric vehicle’s traction motor. At present, the silicon-based MOSFETs cannot withstand high voltages, and the IGBT switching speed is not fast enough as a result of causing a large energy loss. Near future with the cost reduction of the GaN power semiconductor, the future GaN chip has a great potential for application development in the vehicle to grid (V2G) such as power energy storage, and electric vehicle applications such as traction inverter or onboard charge (OBC) unit. |
| 7 | Axial-flux In-wheel Motor with Fan-shape Module Technology | The axial-flux in-wheel motor with fan-shape module is a new type of axial-flux motor with fan-shape module stator winding and with integrated design of brake disc and motor rotor. It can effectively reduce the unsprung mass due to the in-wheel motor, effectively combine with hydraulic braking to ensure the braking safety of the vehicle，and avoid the movement interference with other suspension components. The key technologies include the design and packaging technology of fan-shape stator winding, the integrated design and manufacturing of brake disc and motor rotor, NVH technology of electromagnetic and mechanical coupling, and control technology of fan-shape module motor. The application of this technology can form an integrated quarter vehicle assembly combining driving, braking and independent steering，and could also form distributed drive power system and hybrid drive power system. |
2019 Selection Results
| No. | Innovative Technology Name | Technology brief |
|---|---|---|
| 1 | 5G+C-V2X IoV Connectivity Technology Owner: Huawei Technology Co., Ltd. |
5G+C-V2X IoV communication technology developed by Huawei enables the development of intelligent connected cars in the 5G era. The 5G high-throughput and low-latency features can support smart cars to obtain road data such as high-precision maps faster; C-V2X can support direct communication between vehicles and infrastructure, other vehicles, weak traffic participants, etc. The technology is implemented on self-developed 5Gautomotive communication modules MH5000 and 5G chipset Balong5000. It is world’s first 5G chipset to support C-V2X IoV technology. |
| 2 | High Power Density Stack Design Technology Owner: Toyota Motor Corporation |
The Toyota MIRAI is the world's first mass-produced fuel cell vehicle, which uses a fuel cell power density of3.1kW/L., representing the highest level in the world. MIRAI uses PtCo alloy and the catalytic activity was increased by 80%. Reduces the size of the fuel cell stack and improves the size and weight of the fuel cell through advanced stack structure and control means. Compared to the previous version, the MIRAI stack current density is increased by 1.4 times. |
| 3 | High Energy Density and Fast Charging Technology for Lithium Ion Power Battery Technology Owner: Contemporary Amperex Technology Co., Limited |
In this technology, graphite negative electrode material is used to produce fast charging batteries, which utilizes channel optimization and “fast ion ring” technology, and creates a high-speed channel on the surface of graphite, thereby greatly increases the intercalation speed of lithium ions in the graphite negative electrode. It can achieve 80% SOC in 10~12 minutes, With modulating the designing parameters such as capacity excess coefficient and crystal orientation of the positive and negative electrode plates, and applying the mechanical design of battery unit, the battery management system and the thermal management system at the same time, it optimally matches the chemical system and battery design parameters, and the system with graphite achieves fast charge while preserving properties such as high energy density and long life. |
| 4 | e-Motor Controller Based on SiC MOSFET Technology Owner: Tesla Inc． |
Motor control technology is the key to high-performance drivetrain design. Tesla developed and produced a high-power motor controller based on SiC MOSFET which has the characteristics of high switching frequency, high thermal endurance and low losses. This technology makes the motor more compact and lighter further, and thus reduces vehicle cycle energy consumption and increases the mileage of a single charge. It is already used in mass production for Tesla Model 3 all-electric vehicles. |
| 5 | e-POWER:100% Electric Generation by Engine,100% Electric Motor Drive Technology Owner: NISSAN Motor Co., Ltd. |
NISSAN e-POWER technology achieves a better fuel economy by utilizing the BEV control tech. & parts tech., changing the specifications & settings of E/G for power generation, and optimizing the battery capacity & power as well as power generation control strategy. e-POWER employs a technology that the drive system is completely separated from the E/G. With no need to consider the running cycles, the best fuel economy operating point of E/G can be selected. |
| 6 | Expanded Polytetrafluoroethylene (ePTFE)Reinforced Ultra-thin Proton Exchange Membrane Technology Owner: W.L. Gore & Associates., Inc. |
Currently reinforced ultra-thin proton exchange membranes have been adopted by all mass produced FCV models. ePTFE reinforced ultra-thin proton exchange membrane of W.L. Gore & Associates., Inc., characterized by the unique membrane reinforcement, ionomer and additives’ selection and advanced manufacture technologies, has achieved the best balance of performance, durability and total cost ownership. It is believed it will be a dominant technology utilized in the mass commercialization of FCVs. |
| 7 | Key Technology of High-Efficiency and High-Power Wheel Motor Drive System Technology Owner: BYD Auto Industry Company Limited |
The key technology of high-efficiency and high-power wheel motor drive system of BYD Auto, including the advanced and innovative technologies of highly integrating motor and driving axle, directly cooling the motor core, distributed precision control and multiplexing and fusion based on IGBT, contributes to solve the technological difficulty of achieving full size low floor on buses, which is firstly invented in China and has been widely applied on the 100% electric city buses. |
| 8 | eDrive Technology Technology Owner: BMW AG |
Highly-integrated eDrive technology developed by BMW AG has an extremely compact design. Electric motor, transmission and power electronics are highly integrated into a single housing. Thanks to the modular design system of electric powertrain components, which enable to produce both electric motors and high-voltage batteries of various sizes, performances and structural shape. It could be equipped with different drive system variants, including plug-in hybrid drive system or battery-electric solution. This fresh package of technology brings considerable advances in terms of performance characteristics, operating range, weight, packaging space and flexibility. |
| No. | Cutting-edge Technology Name | Technology brief |
|---|---|---|
| 1 | Autonomous Vehicle Synthetic Aperture Radar | Synthetic Aperture Radar (SAR) is a kind of high resolution imaging radar. Its basic principle is that radar uses the motion of vehicle platform to synthesize echoes from different locations, so as to create a large antenna aperture, thereby improving the azimuth resolution to millimeter level. With the rise of autonomous driving, this technology can be applied to high-resolution mapping and automatic parking assistant and other automotive fields. |
| 2 | Solid-state Lithium Battery | Solid-state lithium batteries achieve a huge improvement in energy density, safety and cycle life. A stable interface is formed between cathode and solid electrolyte, which suppresses the growth of lithium dendrites. Based on the exploitation of strong solid electrolyte and inert interface, high-voltage cathode materials and lithium metal anode can be applied in the solid-state batteries, the energy density of which can be promoted while improving safety, and the economy and environmental performance of new energy vehicles will be improved. |
| 3 | Fundamental Data Cloud Control Platform for ICV | The Fundamental Data Cloud Control Platform for ICV adopts three-layer technology architecture including edge cloud, regional cloud and central cloud. It solves the technical bottleneck in sensing range and cooperative control and realizes full factors connected sensing andV2X cooperative control improving traffic safety, traffic efficiency based on big data driving group decision, so that the ICV and ITS will fuse deeply. |
| 4 | High Power Density Silicon Carbide Motor Controllers for Electric Vehicles | SiC has advantages of high temperature, low conduction resistance and high frequency, which is applicated to achieve high power density, high efficiency and low cost of inverter. To achieve SiC high density inverter, there are three main scientific issues, including carrier transport mechanism of high temperature SiC chip, multi-physical coupling mechanism of SiC module packaging, and electromagnetic interference generation and propagation mechanism of inverter. Furthermore, key technologies need broken through, such as carrier transport enhancing technology of SiC device, SiC planar double-sided cooled packaging technology and integration method of SiC motor controller. |
| 5 | Lightweight Technology of 3D Braiding CFRP Composites for Automobiles | 3D braiding technology can manufacture fiber preformed components from fiber roving directly. Compared with traditional 2Dmethod, 3D braiding reduces the cutting, laying and preforming processes, for which manufacturing steps and the relevant manufacturing cost can be reduced significantly. The application of 3D weaving technology will have significant impacts on automotive structural design, body parts processing and vehicle manufacturing. |
| 6 | Hydrogen Fuel Cell Engine Technology—High Specific Power Stack for Fuel Cell Vehicle | Fuel cell stack is the core component of the fuel cell system, which decides the power performance and cost of the engine. A fuel cell stack with higher specific power will realize higher automotive power. Furthermore, higher specific power will reduce the cost of fuel cell stacks. These factors will accelerate the coming of commercialization era of the fuel cell vehicles. |
| 7 | Distributed Electric Drive System Technology | Distributed electric drive systems usually adopt multiple in-wheel or wheel-hub motors instead of the centralized drive system of traditional electric vehicles. With advantages of short powertrain, high efficiency, compact structure, convenient chassis layout, distributed electric drive systems create a great development space for vehicle modularized and serial development and interior design, can significantly improve vehicle active safety, driving performance and energy efficiency through electronic control technologies, such as torque vectoring control, hybrid brake strategy and so on. |
| 8 | Wireless Charging Technology for Electric Vehicles | Wireless charging technology for electric vehicles can charge an electric vehicle in a non-contact manner based on electromagnetic induction principle. The application of this technology is usually to install two coupling coils on the ground end and the vehicle end, and the transmission of energy from the transmitting end to the receiving end is realized by the magnetic field coupling between the two coils. The wireless charging of the electric vehicle avoids the direct electrical connection between the vehicle charger and the ground terminal power source, and has the characteristics of easy operation, high safety and strong environmental adaptability. |
