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Physical simulation experiment oil sand processing device and processing method

A technology of physical simulation and treatment method, applied in mechanical dehydration/demulsification, petroleum industry, teaching model, etc., can solve the problems of slow oil sand treatment efficiency, affecting large-scale physical simulation experiments, low efficiency, etc., and achieves short cycle time , Improve the effect of maximum utilization and high efficiency

Pending Publication Date: 2020-05-05
CHINA NAT OFFSHORE OIL CORP +1
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

At present, the oil sand treatment efficiency of large-scale physical simulation experiments is slow and low, which greatly affects the conduct of large-scale physical simulation experiments, and the research focus is mainly on the performance improvement of chemical agents, and the comprehensive consideration of factors such as cost and environmental requirements is insufficient

Method used

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  • Physical simulation experiment oil sand processing device and processing method
  • Physical simulation experiment oil sand processing device and processing method

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0065] This embodiment 1 provides a physical simulation experiment oil sand treatment device, the outlet of the booster pump 1 is connected with the sand filling model 2 through a pipeline, the inlet of the booster pump 1 is connected with an extraction agent storage device, and the booster pump 1. The oil sand in the sand packing model is sprayed with extractant through the pipeline;

[0066] The sand filling model 2 is communicated with the settling container 3, and the mixture of sand particles and crude oil washed by the extractant in the sand filling model 2 enters the settling container 3, and the settling container 3 can mix solids such as sand particles and liquids such as crude oil and extractant separated;

[0067] The settling vessel 3 is communicated with the oil-water separator 4, and the liquid obtained by solid-liquid separation in the settling vessel 3 enters the oil-water separator 4, and the oil-water separator 4 is also provided with an opening for adding to...

Embodiment 2

[0070] The oil sand treatment device for the physical simulation experiment in Example 1 is used to process the oil sand in the physical simulation experiment, and recover the oil, sand and oil washing water used in the experiment.

[0071] The experimental sand treatment steps are as follows:

[0072] a. The extractant kerosene is introduced into the sand filling model 2 through the booster pump 1, and the oil sand is sprayed with cluster water. The mixture of washed down sand grains, extractant and crude oil in the sand filling model 2 is introduced into the settling container 3;

[0073] The content of sand filling model 2 is 100kg of oil sand, containing 10% oil, and 125L of extractant is used in step 1.

[0074] b. After the mixture completely enters the settling vessel 3, it passes through the gravity settling method in the settling vessel 3 to complete the solid-liquid separation. Get the sand for the experiment.

[0075] c, the liquid obtained by filtering in the se...

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Abstract

The invention provides a physical simulation experiment oil sand processing device and processing method. The method includes the following steps that a, an extraction agent is sprayed on and washes oil sand in a model used for physical simulation experiments; b, solid-liquid separation is conducted on the oil sand washed away through the extraction agent; c, oil washing water and a thickened oiltype surface active agent are added in liquid obtained after solid-liquid separation in the step b, the mixture stands still after being evenly mixed, oil-water separation is conducted, and the oil washing water and the oil which can be repeatedly used are obtained; d, the oil washing water and the thickened oil type surface active agent are added in solid obtained after solid-liquid separation inthe step b to conduct sand washing, drying and sand separation are conducted after sand washing, and sand which can be repeatedly used and is used for experiments is obtained. The experiment oil sandprocessing device comprises a booster pump, a sand filling model, a sedimentation container, an oil-water separator and a sand grain storage container. By means of the method and the device, efficient processing of the oil sand can be achieved, cyclic utilization of other resources can also be achieved, and maximized utilization of experiment consumables is further improved.

Description

technical field [0001] This article relates to the field of petrochemical technology, and is a physical simulation experiment oil sand treatment device and treatment method, especially a large-scale physical simulation experiment oil sand treatment process. Background technique [0002] In the process of oilfield development, it is very necessary to verify the process method and optimize the process parameters through large-scale physical simulation experiments, so as to guide the actual oilfield development test. However, there are problems in large-scale physical simulation experiments, such as the large volume of the model, which makes it difficult to take out the oil sand and separate the oil sand, which seriously affects the repetition of large-scale physical simulation experiments, and even makes the experiment impossible to continue. Therefore, how to solve the problem of oil sand treatment in large-scale physical simulation experiments plays an important role in oilf...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): E21B43/34E21B47/00G09B25/00C10G1/04C10G33/06
CPCC10G1/045C10G33/06E21B43/34E21B47/00G09B25/00
Inventor 刘义刚孙永涛宋宏志邹剑周法元孙玉豹张华林涛刘海涛林旭
Owner CHINA NAT OFFSHORE OIL CORP
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