Hydrogen isotope on-line analysis micro-chromatography measurement and control system and control method thereof

A technology of hydrogen isotope, measurement and control system, applied in the field of microchromatography process control, can solve the problems of difficult remote operation, low degree of automation, radiation risk, etc., and achieves the effect of fast measurement speed, high degree of automation, and reduced radiation risk.

Pending Publication Date: 2021-07-30
MATERIAL INST OF CHINA ACADEMY OF ENG PHYSICS
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] In order to overcome the deficiencies of the prior art, the present invention provides a hydrogen isotope online analysis microchromatography measurement and control system and its control method, which solves the existing problems of the prior art, such as difficulty in remote operation, low versatility, low degree of automation, cumbersome operation, and radiation risks and other issues

Method used

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  • Hydrogen isotope on-line analysis micro-chromatography measurement and control system and control method thereof
  • Hydrogen isotope on-line analysis micro-chromatography measurement and control system and control method thereof
  • Hydrogen isotope on-line analysis micro-chromatography measurement and control system and control method thereof

Examples

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Embodiment 1

[0049] like Figure 1 to Figure 3 As shown, a hydrogen isotope online analysis microchromatography measurement and control system includes a host computer 1, an embedded processor 2, an analog input module 11, and a thermal conductivity detector 3 that are electrically connected in sequence. The embedded processor 2, The analog input module 11 and the thermal conductivity detector 3 are set at the field end of the hydrogen isotope gas to be measured, and the host computer 1 is set at the remote end.

[0050] The upper computer 1 is electrically connected with the embedded processor 2, and the upper computer 1 is used to run the application program, receive data remotely, send instructions, receive information from the embedded processor 2 and send instructions to the embedded processor 2; the embedded processor 2 Receive the signal processed and transmitted by the thermal conductivity detector 3 at the field end through the analog input module 11, and the analog input module 1...

Embodiment 2

[0068] like Figure 1 to Figure 3 As shown, as a further optimization of Embodiment 1, this embodiment includes all the technical features of Embodiment 1. In addition, this embodiment also includes the following technical features:

[0069] A control method of the hydrogen isotope online analysis microchromatography measurement and control system, comprising the following steps:

[0070] S1, setting the process control parameters of the embedded processor 2 through the host computer 1;

[0071] S2, the host computer 1 controls the thermal conductivity concentration detector 3 to collect the hydrogen isotope gas signal to be measured through the embedded processor 2;

[0072] S3, the upper computer 1 automatically analyzes the signal of the hydrogen isotope gas to be measured collected by the thermal conductivity concentration detector 3, and obtains the chromatographic peak data of the hydrogen isotope gas to be measured;

[0073] S4, the upper computer 1 calculates and dis...

Embodiment 3

[0081] On the basis of Example 1 and Example 2, this example provides a more specific example with on-line analysis of tritiated hydrogen isotope microchromatographic measurement and control, so as to illustrate the implementation process and beneficial effects of the present invention.

[0082] like Figure 1 to Figure 3 As shown, the system of the present invention is divided into two parts, one is the upper computer 1, which is located at the remote end, and is used to run the upper computer application program, and the upper computer 1 includes a human-computer interaction interface and an internal control program. The second is on-site hardware equipment, located at the measurement site, including, embedded processor 2, digital input and output module 12, analog input module 11, analog output module 13, solenoid valve 22, vacuum pump 23, temperature sensor 21, electronic pressure Controller 24 (abbreviated as EPC), temperature control meter 25, switching power supply; whe...

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Abstract

The invention discloses a hydrogen isotope on-line analysis micro-chromatography measurement and control system and a control method thereof. The system comprises an upper computer, an embedded processor, an analog quantity input module and a thermal conductivity concentration detector which are electrically connected in sequence, wherein the embedded processor, the analog quantity input module and the thermal conductivity concentration detector are arranged at the field end of hydrogen isotope gas to be detected; and the upper computer is arranged at a remote end. The problems that remote operation is difficult to achieve, universality is low, the automation degree is low, operation is troublesome, and radiation risks exist in the prior art are solved.

Description

technical field [0001] The invention relates to the technical field of microchromatography process control, in particular to a hydrogen isotope online analysis microchromatography measurement and control system and a control method thereof. Background technique [0002] Low temperature gas chromatography has obvious advantages in the analysis of isotopes. It has the advantages of simple technical equipment, low system construction cost, and online analysis. In particular, microchromatographs with high performance, fast speed, small volume, low power consumption and low material consumption can be widely used after modification for isotope and impurity gas analysis. [0003] Hydrogen isotopes protium, deuterium, and tritium have been widely used in modern industry, medical treatment, nuclear energy, and military affairs. The accurate and fast quantitative analysis technology of hydrogen isotope is very important for the application of hydrogen isotope. However, there is cur...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01N30/88G01N30/66G05B19/042
CPCG01N30/88G01N30/66G05B19/0423G01N2030/8804G01N2030/8868
Inventor 陈俊光安永涛姜飞张志胡俊陈军姚勇陈克琳
Owner MATERIAL INST OF CHINA ACADEMY OF ENG PHYSICS
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