一种尿素泵台架测试方法及装置
By introducing a blower and a thermal imaging camera into the urea pump bench test system, simulating natural wind speed and monitoring the urea solution temperature and level in real time, and adjusting the heating power, the problem of large discrepancies between existing bench test results and actual conditions was solved, achieving more accurate urea pump testing.
CN120043792BActive Publication Date: 2026-07-17GREAT WALL MOTOR CO LTD
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- GREAT WALL MOTOR CO LTD
- Filing Date
- 2025-03-21
- Publication Date
- 2026-07-17
Smart Images
Figure CN120043792B_ABST
Abstract
本申请公开了一种尿素泵台架测试方法及装置，其中方法包括：根据预设测试条件控制尿素泵的加热模块进行加热；测试条件包括环境温度、加热功率、测试风速以及加热时间；基于测试风速，控制鼓风机向尿素箱鼓风；通过热成像相机获取尿素箱内的尿素液的温度信息；通过液位传感器，获取尿素箱内尿素液的液位信息；基于温度信息、液位信息以及尿素箱的形状，计算尿素箱内尿素液的液体解冻量；基于液体解冻量，输出测试条件对应的目标加热功率。通过在尿素泵台架测试系统中设置鼓风机，能够模拟车辆在不同运行速度下自然风对尿素箱的散热影响，从而使尿素泵台架测试结果更加贴合实际情况，减少仿真分析结果的误差。
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