In 2017, the domestic market for new energy vehicles grew rapidly. The annual sales exceeded 700,000 units, a year-on-year increase of over 50%. Among them, the sales of pure electric passenger cars exceeded 400,000, becoming the main sales force for new energy vehicles. It is not difficult to see in the data that the concept of people's automobile consumption is gradually changing, and the advantages of green environmental protection and low cost in the later period make the pure electric vehicles more and more attractive. The online auto market has sorted out the new car plans of major auto companies in 2018 and found that 27 models of pure electric vehicles will be available, of which over half are SUV models.
Volkswagen New e-Golf
Highlights: Build on MQB Platform
The e-Golf is a pure electric compact car that Volkswagen will market on March 1 this year. The new car is based on the Volkswagen MQB platform and is powered by a power system consisting of a lithium-ion battery pack (capacity of 35.8 kWh) and a motor. The motor has a maximum power of 100 kW, a peak torque of 290 Nm, and an acceleration time of 0-100 km/h of 9.6 s. Mileage 255km. In addition, the new e-Golf is equipped with a 12.3-inch digital LCD dashboard, automatic pre-collision warning system, blind spot monitoring, ACC adaptive cruise and so on.
BMW new BMW i3
Highlights: New Performance Edition models
The i3 is a pure electric two-box sedan under the BMW i brand and is currently sold domestically in imported form. The biggest change in the i3 in the mid-term revision is the addition of the performance version model i3s. Compared with the regular model, the new model is more powerful, with a maximum motor power of 137kW and a maximum torque of 269Nm, which are 11kW and 20Nm respectively. In addition, the new BMW i3, which will be launched this year, adds two colors of Melbourne Red and Royal Blue.
Jaguar I-PACE
Highlights: 0-100km/h acceleration only takes 4s
I-PACE is Jaguar’s first pure electric vehicle to be launched in China, positioning a high-performance compact SUV based on the eDM electric vehicle platform. The new car is equipped with two motors, the maximum power of 294kW, peak torque 700Nm, 0-100km/h acceleration only 4s. The new car is equipped with a 90kWh liquid-cooled lithium-ion battery. In a 50kW DC charging environment, it takes only 90 minutes to fully charge 80% of the power, and it is fully charged in about two hours.
Guangzhou Automobile Toyota SUV
Highlights: Suspension Body Design
Last year at Guangzhou Auto Show, GAC Toyota announced the E Concept electric concept car. GAC Toyota announced that it will launch a pure electric vehicle this year, or based on this concept car. The new car uses a two-color body design, the overall shape is relatively young. The B, C, and D pillars on the side of the car body were treated with smoked black to create the visual effect of a suspended roof. Power news, the current manufacturer has not announced.
FAW Toyota compact car
Highlights: Two-color body design
At the 15th Guangzhou Auto Show in 2017, FAW Toyota announced a compact electric vehicle. The new car is based on Tianjin FAW Junpai A70E, with a two-color body design. In terms of power, FAW Toyota's pure electric sedan can be equipped with the same power system as the Junpai A70E. The maximum power of the motor is 80kW and the peak torque is 228Nm. The maximum cruising range is expected to exceed 200km.
Geely New Imperial EV
Highlights: Life increased to 400km
The Emgrand EV300 is an electric car launched by Geely in March 2017. According to Geely’s plan, the new Dorsett EV will be launched this year. At last year's iNTEC technology brand launch conference, Geely proposed that the cruising range of each model of its FE pure electric platform in 2018 will be increased to 400km, and energy consumption per 100km will be reduced to 13kWh.
Roewe Ei5
Highlights: Endurance mileage 301km
Ei5 is Roewe's upcoming pure electric wagon, which was released last year at the Guangzhou Auto Show. The new vehicle is equipped with the same power system as the ERX5, consisting of a three-element lithium-ion battery pack and a motor with a maximum power of 85 kW and a maximum torque of 255 Nm. According to the information from the Ministry of Industry and Information Technology, the Roewe Ei5 is equipped with two power systems, and the maximum cruising range is 301km. With its fast-charging system, the Roewe Ei5 can be filled with 80% of electricity in 40 minutes.
Southeast DX3 EV
Highlights: Range 310km
DX3 EV is a small pure electric SUV that will be launched by Southeast Automotive and was officially released at the 15th Guangzhou Auto Show in 2017. The appearance of the new car basically continues the design of the cash DX3, and the EV logo is added at the details. In terms of power, the DX3 EV is equipped with a battery pack and an electric motor with a maximum power of 90 kW. The cruising range is 310 km. Under this power bail, the maximum speed can reach 130km/h.
Baowo BXi7
Highlights: 0-100km/h acceleration only takes 6.5s
The BXi7 is a pure electric medium-sized SUV that will be launched soon by the Baowo brand and was officially released at the Shanghai Auto Show held in April 2017. The power system carried on the new car consists of a ternary nickel-cobalt-manganese-manganese-lithium battery pack and a permanent magnet synchronous motor with a maximum power of 89 kW and a peak torque of 195 Nm. The maximum speed of Baowo BXi7 reaches 195km/h and the cruising range is 230km.
Hanton X5 EV
Highlights: Front face added drop design elements
The X5 EV is a pure electric SUV based on the Hutton X5 and will be officially launched this year. The appearance of the new car has generally continued the design of the petrol model, and the “drip†design element added to the front face has become a major highlight of the new car. In terms of power, the Hantec X5 EV is equipped with a lithium-ion battery pack with a capacity of 129Ah and a permanent magnet synchronous motor with a maximum power of 95kW and a peak torque of 260Nm.
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The laser cladding process involves melting the cobalt-based alloy powder using a high-energy laser beam and depositing it onto a substrate to form a protective coating. This coating helps to enhance the surface properties of the substrate, such as hardness, wear resistance, and corrosion resistance.
Some common cobalt-based alloy powders used in laser cladding include:
1. Stellite: This is a well-known cobalt-chromium-tungsten alloy that offers excellent wear and corrosion resistance. It is often used in applications where high temperatures and abrasive environments are present, such as in oil and gas drilling tools, valves, and pump components.
2. Tribaloy: Tribaloy alloys are cobalt-based alloys that contain varying amounts of chromium, molybdenum, and silicon. They are known for their exceptional high-temperature strength and resistance to galling, making them suitable for applications in the aerospace, petrochemical, and power generation industries.
3. Haynes alloys: Haynes alloys are nickel-cobalt-chromium-molybdenum alloys that offer excellent high-temperature strength, oxidation resistance, and corrosion resistance. They are commonly used in applications where extreme heat and corrosive environments are present, such as in gas turbines and chemical processing equipment.
These cobalt-based alloy powders are available in various particle sizes and can be tailored to meet specific application requirements. They can be used with different laser cladding techniques, such as powder-fed laser cladding or blown powder laser cladding, depending on the desired coating thickness and properties.
Overall, cobalt-based alloy powders for laser cladding provide enhanced surface properties and improved performa
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