A method for monitoring carbon dioxide in the atmospheric environment of highway engineering

A carbon dioxide and atmospheric environment technology, applied in measurement devices, air quality improvement, analysis of gas mixtures, etc., can solve the problems of reducing atmospheric environment monitoring costs, high construction costs, and expensive maintenance costs.

Active Publication Date: 2021-03-30
INST OF GEOLOGY & GEOPHYSICS CHINESE ACAD OF SCI +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

But for linear projects like highway projects or railway projects, which are hundreds of meters away and obviously cover the entire line of atmospheric environment monitoring points, not only the cost is high, but also the maintenance cost is very expensive. How can we develop a set of vehicle-mounted mobile devices and configure a The atmospheric carbon dioxide monitoring device used in engineering construction can carry out mobile environmental monitoring according to the degree and demand of environmental pollution, which will greatly reduce the cost of atmospheric environmental monitoring

Method used

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  • A method for monitoring carbon dioxide in the atmospheric environment of highway engineering

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Experimental program
Comparison scheme
Effect test

Embodiment

[0017] Embodiment: The carbon dioxide concentration monitoring method of highway engineering construction is as follows,

[0018] ① Close the first exhaust channel 13, the second exhaust channel 14, the air inlet 2, the first exhaust port 5 and the second exhaust port 10.

[0019] ② Turn on the data acquisition system and power supply system.

[0020] ③ Open the gas sampling port 1, so that the gas enters the carbon dioxide equipment chassis 3; after the infrared light-emitting element 11 emits light, the carbon dioxide gas undergoes light scattering, and the light-receiving element 4 receives the concentration information of the light-scattering gas through the absorbing plate 12, and transmits the data to the data acquisition The storage system can collect and store data after the data is stable.

[0021] ④ After the data collection is completed, close the gas sampling port 1, open the first exhaust channel 13, the carbon dioxide gas from the air inlet 2 enters the first ex...

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Abstract

The invention discloses a highway engineering atmospheric-environment carbon-dioxide monitoring method. The method is characterized in that a carbon-dioxide monitoring device is employed for highway engineering atmospheric-environment carbon-dioxide monitoring; The device comprises an air collection port (1), an air inlet (2), a carbon-dioxide equipment box (3), a light receiving element (4), a first air exhausting port (5), a first fan motor (6), a first air exhausting pipeline (7), a second air exhausting pipeline (8), a second fan motor (9), a second air exhausting port (10), an infrared illuminating element (11), an absorbing plate (12), a first air exhausting passage (13), a second air exhausting passage (14), a data collection storage system and a power supply system; and the first air exhausting pipeline (7) has an automatic filtering function. The method can realize a self-cleaning function of equipment under a condition of heavy carbon-dioxide pollution. Independent measurement of carbon-dioxide concentration can be carried out, and vehicle-mounted-mobile-type measurement of the carbon-dioxide concentration can also be carried out.

Description

technical field [0001] The invention relates to the fields of engineering construction and atmospheric environment protection, in particular to the field of highway engineering, and in particular to a method for monitoring carbon dioxide in the atmospheric environment of highway engineering. Background technique [0002] The construction of expressways will inevitably have direct or indirect impacts on the environment to a certain extent, especially it will change the continuity and integrity of the existing natural environment and destroy the ecological balance of natural environmental protection. By installing various atmospheric environment monitoring probes and systems during the project construction process, the environmental pollution caused by project construction can be effectively supervised. But for linear projects like highway projects or railway projects, which are hundreds of meters away and obviously cover the entire line of atmospheric environment monitoring p...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G01N33/00G01N15/06G01D21/02
CPCG01D21/02G01N15/06G01N33/004G01N2015/0693Y02A50/20
Inventor 李志清周应新钱正富汪永林侯建伟苗晟源吴尚峰曾维成
Owner INST OF GEOLOGY & GEOPHYSICS CHINESE ACAD OF SCI
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