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A method for testing the functional reliability of charging equipment

A technology of charging equipment and testing methods, which is applied in the fields of environment/reliability testing, climate sustainability, electric vehicle charging technology, etc., and can solve problems such as easy accumulation of dust in graphics processing modules, damage to graphics processing modules, etc.

Active Publication Date: 2022-06-07
SHUNDE POLYTECHNIC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] In the process of graphics processing, the graphics processing module inside the charging pile needs to process a large number of graphics, which generates heat quickly. The traditional graphics processing module is not convenient for both sealing protection and heat dissipation. To ensure the graphics processing module During heat dissipation, due to heat generation and heat dissipation, the graphics processing module is easy to accumulate dust, and in order to efficiently dissipate heat, the graphics processing module is easily affected by external factors such as water stains, dust, fog, and collisions without protection. Dealing with module damage

Method used

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  • A method for testing the functional reliability of charging equipment
  • A method for testing the functional reliability of charging equipment
  • A method for testing the functional reliability of charging equipment

Examples

Experimental program
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Embodiment

[0039] A method for testing functional reliability of charging equipment, comprising the following steps:

[0040] S1. Use the finite state machine FSM to generate a formal model;

[0041] S2. Use the graphical description SDL / GR to list the formal description;

[0042] S3. Generate functional test items from the FSM formal model and formal description.

[0043] see Figure 1-2 , the graphical description in S2 includes a charging pile 1 and a graphics processing module 8, a control processor 2 is fixedly installed on one side of the charging pile 1, a protective casing 3 is fixedly installed on the bottom of the charging pile 1, and both sides of the protective casing 3 are fixed There is a connecting block 4, a fan 5 is installed on one side of the connecting block 4, the upper surface of the protective shell 3 is covered with a protective plate 6, and the lower surface of the protective plate 6 and the upper end of the wall of the protective shell 3 are provided with an i...

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Abstract

The invention discloses a method for testing the functional reliability of charging equipment, which belongs to the technical field of charging pile charging testing. When the scheme is running, the graphics processing module will emit heat, and the heat will cause the expansion air bag to expand. The buoyancy force exerted by the liquid on the foam board is greater than the pressure exerted by the protective board, the connecting rod and the connecting frame on the foam board. The expansion of the expansion air bag will first drive the foam board to squeeze the extrusion air bag. At the same time, The coolant inside the extruded airbag enters the inside of the cooling copper plate through the elastic seal, and directly conducts heat conduction and cooling on the graphics processing module. At this time, the internal environment of the protective shell is still in a state of heating due to the lack of heat circulation, and the expansion of the airbag is in the process of expanding in the next stage. During the process, the protective plate will be driven to rise. When the protective plate is separated from the protective shell, the infrared sensor and the control processor will turn on the fan to accelerate the heat circulation inside the protective shell and cool down.

Description

technical field [0001] The invention relates to the technical field of charging test of charging piles, and more particularly, to a method for testing the functional reliability of charging equipment. Background technique [0002] In practical applications, due to the differences in development implementation methods and approaches of different charging pile manufacturers, the device cannot ensure safe and reliable communication when it finally realizes communication, which not only prolongs the development cycle but also wastes human and financial resources. For this reason, the compliance test of the protocol is aimed at verifying the communication interface. It is implemented by verifying whether the data flow on the communication link is consistent with the corresponding standard conditions, such as frame format, bit sequence, signal form, information address and error handling. The main purpose is to realize the realization of various manufacturers. The interoperability...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G01R31/00
CPCG01R31/003Y02T90/16
Inventor 邓霞李景照蔡泽凡
Owner SHUNDE POLYTECHNIC