Indoor fidelity sampling, storage and analysis device and method based on deep well sampling
An analysis device and fidelity technology, which is applied in the direction of sampling, measuring devices, and analysis materials, etc., can solve the problems of no sample fidelity, sampling pressure and temperature cannot be maintained, quantitative standards, etc., to ensure the degree of sampling fidelity, Improve sample fidelity and avoid contamination
An analysis device and fidelity technology, which is applied in the direction of sampling, measuring devices, and analysis materials, etc., can solve the problems of no sample fidelity, sampling pressure and temperature cannot be maintained, quantitative standards, etc., to ensure the degree of sampling fidelity, Improve sample fidelity and avoid contamination
CN103712834BActive Publication Date: 2016-01-20INST OF ROCK & SOIL MECHANICS CHINESE ACAD OF SCI
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[0042] The technical solution of the present invention will be described in further detail below in conjunction with the accompanying drawings.
[0043] figure 1 The situation of two-point sampling is described, and the realization of multi-point sampling only needs to add various modules on this basis. One point of the sampling system includes a high-pressure gas source system 110, a fidelity sampling system 120, an instant decompression analysis system 130, a fidelity sample storage system 140, a chemical online analysis system 150, a waste water and gas treatment system 160, and an insulation system; The system includes a fidelity sampling system 120, an instant decompression analysis system 130, a fidelity sample storage system 140, a chemical online analysis system 150 and a heat preservation system. In the two sampling systems, the fidelity sampling system, the real-time decompression analysis system, the fidelity sample storage system, and the chemical online analysis ...
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The invention discloses an indoor truth-preserving sampling, sample storage and analysis device based on deep well sampling. The device comprises a high-pressure gas source system and a truth-preserving sampling system which is connected with the high-pressure gas source system and used for collecting a formation fluid sample, wherein the truth-preserving sampling system is respectively connected with an immediate decompression analysis system for performing online analysis on the formation fluid sample, a truth-preserving sample storage system for performing undisturbed preservation on a fluid in the formation fluid sample and a chemical online analysis system for monitoring and analyzing the formation fluid sample, and the truth-preserving sampling system, the immediate decompression analysis system, the truth-preserving sample storage system and the chemical online analysis system are connected with a waste water and waste gas treatment system. The invention further comprises an indoor truth-preserving sampling, sample storage and analysis method based on the deep well sampling. The method disclosed by the invention has the advantages of easiness in operation, and simplicity and convenience in operation; and modular integration is adopted, all modules are independent mutually, mutual interference of various samples can be avoided, and multi-formation and multi-position simultaneous sampling can be further realized.
Description
technical field [0001] The invention relates to the field of fidelity sampling of deep well formation fluids, in particular to an indoor fidelity sampling, storage and analysis device based on deep well sampling, and also to a method for indoor fidelity sampling, storage and analysis based on deep well sampling, which is applicable to The sampling of deep well fluid samples can also be used for sampling under various high temperature and high pressure. Background technique [0002] With oil and gas extraction, CO 2 The development of geological storage technology, energy and waste geological storage technology, deep environmental monitoring and other fields is extremely important for the study of formation temperature and pressure, fluid composition, fluid electrochemistry and the change trend in the underground environment. In order to accurately study the nature and composition of subsurface fluids, fidelity sampling technology must be used to collect subsurface fluid sam...
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Patent Timeline
20 Jan 2016
Publication
CN103712834B
- IPC
- G01N1/26; G01N33/00; E21B49/08
- Inventors
- 魏宁; 李小春