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11/17/2022 2:34:00 AM [车辆-E.V.] 分享

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Experiments have shown that for specific high-voltage cables, it can often be tailored through the optimization of cross-section, temperature requirements, flexibility and shielding effect. Weight and cost savings can be demonstrated, and oversizing and excessive components can be avoided. Perfectly intricate design and use of high-quality materials, the result will be expensive cable costs. For more information about high voltage cables, please visit or search: https://www.omgevcable.com/Cases/ 


Optimization of cross-sectional area and temperature class:

The selection of cables is mostly based on the indicators of ambient temperature and transmission current. The most important properties in this regard are the "cable cross section" and the "heat resistance class of the material used for the cable".


Optimization of flexibility and shielding effect:

Cable design appearance and internal core effect, design the most suitable cable for the application: through different conductor specifications may lead to cost and weight increase, larger outer diameter. Of course, considering the highest possible load current and ambient temperature, it will lead to the use of large cross-section cables and high temperature resistant materials, such as organic fluorine or silicon materials. However, manufacturers use cable standards formulated by materials such as PVC or XLPE.


Determining the relationship between current and load ambient temperature is very meaningful from a technical and economic point of view. The periodic dynamic current peaks of the real drive should be considered, allowing a reasonable definition of the worst case load current and peak current.


To find out more about our range of electric vehicles, you can find more in our high voltage cable leaflet: https://www.omgevcable.com 


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11/17/2022 2:53:00 AM [车辆-E.V.] 分享

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The space available for cable routing in the vehicle deserves careful consideration. The need for tight bend radii in only one specific area of the vehicle results in increased flexibility requirements for the overall cable. Avoiding the problem of tight bends makes a lot of sense if it is possible to make small changes in the overall design.


The cable does not necessarily have to be the most flexible. The exact definition of the bending forces, combined with the structure and corresponding test equipment, enables the cable designer to create the most suitable design for the application. Especially for cables with larger cross-sections, substituting a more flexible or conventional structural design for a highly flexible design can significantly reduce costs.


Of course, the optimization of the shielding effect of the cable should be mentioned: a defined shielding effect in a certain frequency range is very necessary for the development of the cable. The shielding effect without information about the frequency is not very useful, which can lead to solutions with excessive dimensions and the use of expensive combined shielding, which is no longer necessary from a technical point of view.


Normally, theoretical calculations can be used to give an expected effect value for consideration in the development and design stage of electric vehicle cables. Then, the shielding effect of high-voltage cables is verified by means of tests in kind.


To learn more about our e-mobility product range, you can find more information in our High Voltage Cables leaflet. https://www.omgevcable.com/Cases/ 


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11/2/2022 3:48:00 AM [车辆-E.V.] 分享

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New energy vehicles in the industry market production and sales break new heights


At this stage, according to the car market demand share comparison, there is a desire to buy traditional fuel cars and new energy electric vehicles, however, with the various policies and preferences one after another, the choice of new energy electric car users gradually increased, the love of new energy vehicles rose, in sales and market share data can be reflected.


According to the material more. Compared with last month, local production and sales of new energy vehicles completed 755,000 units and 708,000 units respectively, an increase of 1.1 times and 93.9% respectively, with a market share of 27.1%. Among them, the production and sales of pure electric vehicles completed 578,000 and 539,000 units respectively, up 93.8% and 77.2% year-on-year; the production and sales of plug-in hybrid vehicles completed 177,000 and 169,000 units respectively, both up 1.8 times year-on-year; the production and sales of fuel cell vehicles completed 183 and 202 units respectively, up 18.1% and 16.8% year-on-year.


At the same time, the material mentioned that the local brand passenger cars sold a total of 1.166 million units, up 40.8% year-on-year, accounting for 50% of the total sales of passenger cars, with the share rising 2.9 percentage points year-on-year. Of course, in all the data, while growing the share.


Of course, electric vehicles have been developed for many years, and with more support, the level of industrialization and technical innovation ability and marketability of electric vehicles are rapidly increasing, becoming an excellent electric vehicle market, which can be said to be a great achievement.


If you want to know more about related EV Charging cable, please visit or search: https://www.omgevcable.com 


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