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Power Pack for electric buses

A bus, electric technology, applied in the field of vehicle manufacturing, can solve the problems of affecting performance and life, low charging efficiency, etc., to achieve the effect of ensuring safety, high charging efficiency, and good heat conduction

Active Publication Date: 2014-09-10
WANXIANG 123 CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The present invention mainly aims at the problem that the charging efficiency of the electric vehicle power supply module is low when the temperature is too high or too low, which affects the performance and life, and proposes a power pack for electric buses with the functions of heat dissipation, heating and heat preservation

Method used

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Examples

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Embodiment Construction

[0019] The present invention will be further described below in conjunction with the drawings and specific embodiments.

[0020] A power pack for electric buses, see figure 1 , Including a rectangular parallelepiped battery box 1, and six power modules 4 arranged in two rows and three columns inside the battery box 1. Air inlets 6 are provided on one side of the outer wall on the left and right sides of the battery box 1, An air outlet 11 is provided on the other side, and the air inlet 6 is such as image 3 As shown, it is composed of two horizontal channels and three longitudinal channels, and the positions of the longitudinal channels correspond to the gap positions on the left and right sides of the power module 4, that is, the longitudinal channels on both sides correspond to the gap between the power module 4 and the battery box 1, and the middle The longitudinal channel corresponds to the gap between the two rows of battery boxes 1; the horizontal channel communicates with...

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Abstract

The invention discloses a power Pack for electric buses. The power Pack includes a battery box and a plurality of power modules arranged inside the battery box. For the left side outer wall and the right side outer wall of the battery box, one side is provided with an air inlet duct, and the other side is provided with an air outlet duct. The air inlet duct is communicated with the inside of the battery box through ventilation holes on the battery box, and is equipped with a plurality of air inlets for the external air to enter. The air outlet duct is also communicated with the inside of the battery box through the ventilation holes on the battery box, and is equipped with a plurality of air outlets, which is provided with fans for blowing air outward. The inner wall of the battery box is provided with a thermal radiation resistant coating and a heat insulation cotton layer from outside in. The power modules are located inside the heat insulation cotton layer, and the bottoms of the power modules are equipped with battery heating modules. Directed at the problem that use of an electric vehicle power module in an environment with a too high or too low temperature can influence the performance and life, the invention puts forward the electric bus power Pack with heat dissipation, heating and thermal insulation functions.

Description

Technical field [0001] The invention relates to the technical field of vehicle manufacturing, in particular to a power pack for electric buses. Background technique [0002] With the increasingly severe energy situation and the gradual strengthening of people's awareness of environmental protection, power modules and power systems used in electric vehicles and other fields have been continuously developed and improved. In view of the current continuous promotion and use of electric vehicles, considering the limitations of the power supply system in high or low temperature conditions and the reliability of the use of batteries, the heat dissipation and heating functions of the power supply have attracted more and more attention. Therefore, people try to solve the problem of heat dissipation and heating of the power module by improving some battery pack equipment. For example, the patent authorization announcement number is CN202009061U, the authorization announcement date is Octob...

Claims

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Application Information

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IPC IPC(8): H01M2/10H01M10/625H01M10/613H01M10/6563B60L11/18H01M50/204H01M50/244H01M50/249
CPCY02T10/7005H01M2220/20H01M50/20Y02T10/70Y02E60/10
Inventor 尉国钢何亚飞
Owner WANXIANG 123 CO LTD
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