Rapid response automobile carbon emission detection device

By integrating ultraviolet differential absorption spectroscopy, non-dispersive infrared absorption, and electrochemical detection modules into a portable case design, the problems of slow response speed, low accuracy, and poor portability in existing technologies are solved, achieving rapid and high-precision carbon emission detection, suitable for outdoor applications in multiple scenarios.

CN224286707UActive Publication Date: 2026-05-26KAIJIANG COUNTY LIAN MOTOR VEHICLE INSPECTION CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
KAIJIANG COUNTY LIAN MOTOR VEHICLE INSPECTION CO LTD
Filing Date
2025-09-18
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

Existing vehicle carbon emission testing devices suffer from slow response speed, low detection accuracy, and poor portability, making it difficult to meet the needs of roadside spot checks and mobile testing, and are easily affected by environmental factors.

Method used

It adopts a portable case design and integrates an ultraviolet differential absorption spectroscopy detection module, a non-dispersive infrared absorption detection module, and an electrochemical detection module. Combined with an environmental parameter acquisition module and a data processing unit, it guides the exhaust gas flow through a spiral blade to achieve rapid response and high-precision detection.

Benefits of technology

It achieves rapid response (≤6s) and high accuracy (±1.5%) carbon emission detection, making it suitable for outdoor use in multiple scenarios and meeting the requirements for portability and stability.

✦ Generated by Eureka AI based on patent content.

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Abstract

The utility model discloses a quick response automobile carbon emission detection device, and relates to the technical field of automobile detection equipment, the quick response automobile carbon emission detection device comprises a portable box, the front end of the portable box is provided with an operation display screen, two ends of the portable box are rotatably provided with two groups of concave handles, the other side of the portable box is provided with an air inlet pipe in a penetrating manner, and the air inlet pipe is provided with an air outlet. And a second frame plate is mounted in the portable box. According to the utility model, the ultraviolet differential absorption spectrum detection module, the non-dispersive infrared absorption detection module and the electrochemical detection module are arranged to respectively detect different gas components in automobile exhaust, so that the response time of the ultraviolet differential absorption spectrum detection module to NO and NO is shortened, the detection response speed is greatly improved, and the rapid detection requirement is met; and meanwhile, the compensation and correction functions of the environmental parameter acquisition module and the data processing unit are combined, so that the detection precision is effectively improved.
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