CN1157917A - Talus quantitative evaluation instrument - Google Patents
Talus quantitative evaluation instrument Download PDFInfo
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- CN1157917A CN1157917A CN 96114143 CN96114143A CN1157917A CN 1157917 A CN1157917 A CN 1157917A CN 96114143 CN96114143 CN 96114143 CN 96114143 A CN96114143 A CN 96114143A CN 1157917 A CN1157917 A CN 1157917A
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- white light
- talus
- quantitative evaluation
- evaluation instrument
- photoelectric scanner
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- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
A quantitative evaluation instrument for rock core, used for logging in petroleum or geologic prospecting is composed of microcomputer, specimen box, photoelectric scanner and white light lamp. Said photoelectric scanner is connected to microcomputer. Said specimen box has said photoelectric scanner and white light lamp installed at its top, ultraviolet light source installed at its internal side, and specimen disk and table at its bottom. A scattering plate is arranged under white light lamp. It can quantitatively and automatically test and evaluate the percentage contents of sandstone, mudstone and oil-bearing rock, and oil bearing percentage with high precision and reliability.
Description
The present invention relates to optoelectronic scanning, methods such as image recognition belong to a kind of Talus quantitative evaluation instrument that uses in the petroleum geology exploration well logging.
Monitoring and record to well drilling detritus in the petroleum geology exploration are the effective means that intuitively reflects strata condition, so estimating landwaste is important and the key link in the petroleum geology exploration, sieve residue log is an important content of geological logging work, and the observation of chip sample, analysis are important channels finding hydrocarbon zone, interpretation and evaluation hydrocarbon zone.At present, in the sieve residue log process, the oiliness of chip sample and physical property have several different methods such as nuclear magnetic resonance technique, technique of geochemical logging, obtained effect preferably, but in chip sample sandstone, mud stone ratio, the oil bearing grade of oil-bearing sand extract is all estimated by the artificial visually examine, be confined to the working method of artificial experience type, the subjective factor of being estimated personnel influences greatly, and the repeatability and the comparability of data are poor, can not satisfy the requirement of oil-gas exploration work to geological logging.
Therefore, the well logging acquisition technique is to the reliability, practicality, the comparability that improve log data, and the increase information content is a target,, to robotization, is developed to comprehensive direction by single by manually to quantitatively by qualitative.But, also there is not the report of success from domestic and international information retrieval situation.Still the objective evaluation instrument that does not have petroleum geology exploration situ of drilling well landwaste at present both at home and abroad.
The object of the invention is to overcome the weakness of artificial visually examine's cuttings evaluation, and a kind of means that adopt optoelectronic scanning and image recognition are provided, and it is objective to make, the Talus quantitative evaluation instrument of exact evaluation data.
The present invention adopts following technical scheme:
Talus quantitative evaluation instrument is made up of microcomputer 1, sales kit (SK) 2, photoelectric scanner 3, white light 4, astigmatism plate 5, ultraviolet source 6, sample disc 7, photoelectric scanner 3 links to each other with microcomputer 1 usefulness cable 9, the top of sales kit (SK) 2 is equipped with photoelectric scanner 3 and white light 4, astigmatism plate 5 is installed below white light 4, installed inside at sales kit (SK) 2 has ultraviolet source 6, the below is placed with sample disc 7 and standard specimen platform 8, perhaps places specimen holder 11.
The present invention also adopts following technical scheme:
Four white lights 4, two ultraviolet sources 6 of installed inside are installed in the top of sales kit (SK) 2.Specimen holder 11 is made up of uviol lamp 12, test tube 14, tube seat frame 13 and plug 15, and uviol lamp 12 is housed on tube seat frame 13, and the top of tube seat frame 13 and uviol lamp 12 1 sides all have groove.
Description of drawings of the present invention is as follows:
Fig. 1 is a structural representation of the present invention;
Fig. 2 places the synoptic diagram of sample disc and standard specimen platform in sales kit (SK) for the present invention;
Fig. 3 places the specimen holder synoptic diagram for the present invention in sales kit (SK);
Fig. 4 is a specimen holder synoptic diagram of the present invention;
Fig. 5 is a specimen holder partial enlarged drawing of the present invention.
The present invention can improve the technical merit that landwaste is recorded into analysis, realize the quantitative automatic detection evaluation of sandstone, mud stone, oil-bearing sand percentage composition and oil-abundance in the chip sample, objective, accurate evaluating data is provided, improve reliability, practicality and the comparability of sieve residue log data, provide reliable basis for finding hydrocarbon zone and carrying out individual well multilayer oil reservoir interpretation and evaluation.
Below in conjunction with accompanying drawing in detail the present invention is described in detail.
Because the particle of mud stone, sandstone is formed different, surface roughness has very big difference, and reflection of light, scattering signatures are also had certain difference, for the identification of sandstone, mud stone provides foundation.In addition, the light transmission difference of the sandstone soak solution of a certain amount of different oil-abundances is for condition has been created in the detection of oil-abundance.In view of the above, for realizing the optics detection by quantitative of landwaste, the landwaste of cleaning can be put into sample disc, light with white light and selection wavelength throws light on, pass through video camera imaging, form the image digitazation file through analog to digital conversion, enter calculating and output result that Computerized image processing system carries out feature extraction, lithology identification and oil-containing percentage composition.
For the identification of sandstone, mud stone, main surface roughness difference according to sandstone, mud stone has different light reflectance signatures and discerns.To the calculating of chip sample sandstone, mud stone, oil-bearing sand percentage composition, by feature extraction, crosslinkedly cut apart that row calculates when calculating different lithology and accounting for the area (or number of picture elements) of image.
The present invention takes optoelectronic scanning and image recognition means.Chip sample throws light in the best way with white light 4 and ultraviolet source 6, is imaged on the receiving element of photoelectric scanner 3, the image appearance of chip sample is converted to the electric signal of a series of varying strengths by optoelectronic scanning.
Connect photoelectric scanner 3 and the electric signal of photoelectric scanner 3 is pressed colour system, point, row and the width of cloth, convert digital signal to, input microcomputer 1 with certain coding mode with the interface of microcomputer 1.Image identification system carries out pattern recognition process with the data decode of collecting to every width of cloth digital picture, exports the number percent and the oil-bearing sand extract oil bearing grade data of mud stone sandstone, oil-bearing sand at last.
Sample is loaded in the sample disc 7, sample disc 7 sizes are 180 * 215 * 10mm, there is white light 4 sample disc 7 tops, it is to use when according to the color of landwaste and brightness landwaste being carried out various proportion measurement, on the other standard specimen platform 8 of sample, be placed with standard model, measured together or measure in advance, its data are stored in the computing machine.Incandescent lamp is more more stable than daylight lamp, and adopting 4 bulbs is in order to make the illumination in the sample disc zone more even.For same purpose, under white light, also has a white light source astigmatism plate 5.Left and right sides above sample disc 7, ultraviolet source 6 is arranged, it is made up of fluorescent light and optical filter, the center of optical filter is 365 μ m by length, and the purpose of this light source is to excite oil-bearing sand, makes it to send fluorescence, the area of statistics light-emitting zone, thereby obtain the shared ratio of luminous landwaste, when mixing, this area ratio is volume ratio just.Sample according to mission requirements by white light or ultraviolet illumination after, its image will enter computing machine after an optoelectronic scanning device and interface digitizing, by computing machine data are carried out digital processing, first hardware is exactly photoelectric scanner 3 in this process, it is by the CCD charge-coupled image sensor, power supply, compositions such as camera lens adopt Japanese TP9001 type shooting and corresponding camera lens, Lu mating plate.The image that video camera forms needs could be used by computing machine after the interface digitizing, interface adopts the PV100 multimedia board, and it can be with image according to general bmp, and format digitalizations such as pcx are present in the hard disc of computer, in use, revert to that R.G.B. is promptly red, green, the image of Lan Yuanse.Interface board is inserted in the expansion slot of microcomputer 1.Microcomputer 1 is selected AST4/50d for use.
When determining the fluorescence radiation rank of oil-bearing sand chlorine part extract, use specimen holder 11, change sample disc 7 into specimen holder 11 this moment, the sample extract is loaded in the test tube 14, be placed in the tube seat of tube seat frame 13, the light of uviol lamp 12 illuminates sample through groove, the fluorescence that scatters, the groove through the top enters camera, and the attaching plug 15 of uviol lamp 12 links with the socket in the sales kit (SK) 2.
Claims (4)
1. a Talus quantitative evaluation instrument is by microcomputer (1), sales kit (SK) (2), photoelectric scanner (3), white light (4) astigmatism plate (5), ultraviolet source (6), sample disc (7) is formed, it is characterized in that: photoelectric scanner (3) links to each other with cable (9) with microcomputer (1), the top of sales kit (SK) (2) is equipped with photoelectric scanner (3) and white light (4), in the below of white light (4) astigmatism plate (5) is installed, installed inside at sales kit (SK) (2) has ultraviolet source (6), the below is placed with sample disc (7) and standard specimen platform (8), perhaps places specimen holder (11).
2. Talus quantitative evaluation instrument according to claim 1 is characterized in that the white light (4) of the top installation of sales kit (SK) (2) has four.
3. Talus quantitative evaluation instrument according to claim 1 is characterized in that, the ultraviolet source (6) of the installed inside of sales kit (SK) (2) has two.
4. Talus quantitative evaluation instrument according to claim 1, it is characterized in that specimen holder (11) is made up of uviol lamp (12), test tube (14), tube seat frame (13) and plug (15), uviol lamp (12) is installed on tube seat frame (13), and the top of tube seat frame (13) and uviol lamp (12) one sides have groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96114143 CN1157917A (en) | 1996-12-26 | 1996-12-26 | Talus quantitative evaluation instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 96114143 CN1157917A (en) | 1996-12-26 | 1996-12-26 | Talus quantitative evaluation instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1157917A true CN1157917A (en) | 1997-08-27 |
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ID=5121959
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 96114143 Pending CN1157917A (en) | 1996-12-26 | 1996-12-26 | Talus quantitative evaluation instrument |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1157917A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7616975B2 (en) | 2005-03-09 | 2009-11-10 | Lg Electronics Inc. | Folder type mobile phone |
| CN106351639A (en) * | 2016-09-20 | 2017-01-25 | 西安石油大学 | Comprehensive logging integrated device |
| CN110043252A (en) * | 2019-05-24 | 2019-07-23 | 电子科技大学 | A kind of rock debris image feature monitoring while drilling device |
| CN110057727A (en) * | 2019-04-17 | 2019-07-26 | 中国石油大学(华东) | A method of it is counted for landwaste content in sandy gravel materials |
-
1996
- 1996-12-26 CN CN 96114143 patent/CN1157917A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7616975B2 (en) | 2005-03-09 | 2009-11-10 | Lg Electronics Inc. | Folder type mobile phone |
| CN106351639A (en) * | 2016-09-20 | 2017-01-25 | 西安石油大学 | Comprehensive logging integrated device |
| CN110057727A (en) * | 2019-04-17 | 2019-07-26 | 中国石油大学(华东) | A method of it is counted for landwaste content in sandy gravel materials |
| CN110043252A (en) * | 2019-05-24 | 2019-07-23 | 电子科技大学 | A kind of rock debris image feature monitoring while drilling device |
| CN110043252B (en) * | 2019-05-24 | 2022-01-11 | 成都理工大学 | Rock debris image characteristic monitoring device while drilling |
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