Detection device for synthesizing and decomposing gas hydrate

A detection device and natural gas technology, applied in the direction of fuel oil testing, material inspection products, etc., can solve the problems of small volume, hydrate cannot be quickly taken out for combustion, analysis or further research, and cannot simulate the formation and decomposition of natural gas hydrate, etc., to achieve system Low cost, fast and convenient pressurization and pressure maintenance, and the effect of meeting the requirements of high-precision experiments

Inactive Publication Date: 2009-06-10
DALIAN UNIV OF TECH
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Problems solved by technology

The volume of the currently used reactor is generally too small, and it is difficult to apply in the research of gas storage capacity and thermal stability of natural gas hydrate, and cannot simulate the formation and decomposition of natural gas hydrate in porous media in real permafrost regions
In addition, the small reactor cannot be opened quickly, and the synthesized hydrate cannot be quickly taken out for combustion, analysis or further research

Method used

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  • Detection device for synthesizing and decomposing gas hydrate
  • Detection device for synthesizing and decomposing gas hydrate
  • Detection device for synthesizing and decomposing gas hydrate

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Experimental program
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Embodiment Construction

[0026] figure 1 Shown is the block diagram of the working principle of the detection device, and its working process is as follows: the gas is distributed by the gas distribution system to obtain the gas required for the experiment simulation, pressurized by the natural gas pressurization system, and then input into the reactor, the water supply system supplies distilled water to the reactor, and the reaction The kettle is placed in the ethylene glycol bath of the constant temperature bath temperature control system for temperature control, and the working parameters such as temperature and pressure signals during the reaction process are collected and analyzed in real time by the computer data acquisition system.

[0027] figure 2 The system diagram of the detection device is shown, and the following will be explained according to the system shown in the diagram:

[0028] (1) The working process of the cold storage and ethylene glycol bath temperature control system is as f...

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Abstract

A detection device of natural gas hydrate synthesis and decompose, belongs to the field of natural gas hydrate basic physical property measurement, comprising a reaction vessel, a temperature control groove, a refrigeratory, a natural gas distribution system, a natural gas supercharging system, a water supply system and a computer data acquisition system, wherein the temperature control groove, the supercharging system and the water supply system are arranged in the refrigeratory, the reaction vessel is arranged in the temperature control groove. The gas distribution system requires the component gas to enter the reaction vessel after supercharging by the supercharging system, the water supply system supplies water to the reaction vessel, the computer data acquisition system acquires detection data. The invention has the advantages that: the natural gas distribution system fast arranges each kind of mixed gas; the refrigeratory and a bath temperature control system realizes fast temperature control and accurate control; the natural gas supercharging system supercharges fast and conveniently; the data acquisition system has data storage, real time data and image analysis software support, which plays a guide role in reserve forecast and exploration of natural gas hydrate.

Description

technical field [0001] The invention relates to a detection device for synthesis and decomposition of natural gas hydrate, which belongs to the field of basic physical property measurement of natural gas hydrate. Background technique [0002] Today, with the increasingly prominent energy problems in the world, natural gas hydrate, as a new type of clean energy, has received extensive attention. Natural gas hydrate is a widely distributed, large-scale, high-energy-density, clean, shallow-buried, untapped energy pool on the earth, which has extremely important energy value and environmental significance. Natural gas hydrate is known as the crown of new energy in the 21st century, which shows that governments and scientific and technological experts of various countries attach importance to it. Although the survey and research on gas hydrate in my country started relatively late, the research on marine gas hydrate conducted by the China Geological Survey has made remarkable pr...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01N33/22
Inventor 宋永臣杨明军刘瑜穆海林刘卫国
Owner DALIAN UNIV OF TECH
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