Supercritical water crude oil dissolution observation device and dissolution degree detection method

A supercritical water and observation device technology, applied in the field of energy and environment, can solve problems such as the inability to quickly and accurately determine the degree of dissolution of crude oil, and the inability to realize the visualization of the reactor, and achieve the effect of simple structure and easy operation

Pending Publication Date: 2020-09-22
XI AN JIAOTONG UNIV
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  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

At present, the temperature and pressure of supercritical water are high, and there are strict requirements on the materials of supercritical water reactors. Generally, a supercritical water reactor structure with a fully sea

Method used

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  • Supercritical water crude oil dissolution observation device and dissolution degree detection method
  • Supercritical water crude oil dissolution observation device and dissolution degree detection method
  • Supercritical water crude oil dissolution observation device and dissolution degree detection method

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Embodiment Construction

[0028] The present invention is described in further detail below in conjunction with accompanying drawing:

[0029] Such as figure 1 As shown, a crude oil dissolving observation device in supercritical water of the present invention comprises a reactor body 1 and a heating box 5, the middle of the reactor body 1 is a reaction chamber, and both sides of the reactor body 1 are provided with a possible connection to the reaction chamber. The viewing window, the viewing window is provided with a viewing mirror 3, the viewing mirror 3 is sealed and connected with the viewing window, and the reaction kettle body 1 is arranged in the heating box 5, and the box walls on both sides of the heating box 5 are equipped with The visible window on the reaction kettle body 1 is a coaxial light-transmitting hole, and a heat-insulating light-transmitting mirror is arranged in the light-transmitting hole, and a camera 11 coaxial with the light-transmitting hole is arranged on the outside of one...

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Abstract

The invention discloses a supercritical water crude oil dissolution observation device and a dissolution degree detection method. Visible windows communicated with a reaction cavity are formed in thetwo sides of a reaction kettle body. A visual mirror is arranged in the visual window to realize visualization of the reaction cavity of the reaction kettle body. Meanwhile, the heating box body is used for heating the reaction kettle body. Light holes coaxial with the visible window in the reaction kettle body are formed in the box body walls on the two sides of the heating box body. The reactioncondition in the reaction kettle body can be acquired through the camera to obtain a supercritical reaction image. A dissolving process image of the crude oil during the period that the water is heated from the normal temperature to the supercritical state can be obtained. Observation of dissolution of the crude oil in the supercritical water is achieved, the in-situ observation of the dissolution condition of the crude oil in the supercritical water in the heating process is obtained by comparing the gray values of the pixel points in the reaction image with the minimum gray value of the dissolution of the crude oil in the supercritical water, the method is simple, and the detection result is accurate.

Description

technical field [0001] The invention belongs to the field of energy and environment, and in particular relates to a crude oil dissolution observation device in supercritical water and a dissolution degree detection method. Background technique [0002] Petroleum is an important strategic material for all countries in the world. Industrial development, national defense construction and people's basic necessities of life are inseparable from petroleum. The consumption of global oil and gas resources is increasing, but the remaining conventional oil and gas resources are decreasing, which makes the demand for efficient crude oil extraction and development of unconventional oil and gas resources more and more important. When water reaches the supercritical state of 374°C and 22.1MPa, it has high solubility, high diffusivity and high reactivity. Supercritical water can be applied to the process of petroleum refining and unconventional oil and gas resource development. The dissol...

Claims

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Application Information

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IPC IPC(8): G01N21/84
CPCG01N21/84G01N2021/8405G01N2021/8411
Inventor 郭烈锦董宇赵秋阳谢天王晔春黄祖杰
Owner XI AN JIAOTONG UNIV
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