CN208966329U - A kind of nonflowing well formation testing well head display device - Google Patents
A kind of nonflowing well formation testing well head display device Download PDFInfo
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- CN208966329U CN208966329U CN201821738321.1U CN201821738321U CN208966329U CN 208966329 U CN208966329 U CN 208966329U CN 201821738321 U CN201821738321 U CN 201821738321U CN 208966329 U CN208966329 U CN 208966329U
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Abstract
The utility model is a kind of nonflowing well formation testing well head display device, and gas content and type in nonflowing well stratum can accurately be shown and described.The present apparatus includes that pressure surveys gas application assembly and volume survey gas application assembly, and the gas meter that pressure surveys the transparent survey pressure cylinder of gas application assembly and volume surveys gas application assembly is both secured in container case；Pressure surveys gas application assembly and returns out process equipped with the gentle body of air inlet process, and air inlet process and gas are returned out and connected between process by air valve three；Gas meter is connect by air inlet pipe with the air valve five that pressure surveys gas application assembly, and the escape pipe three of gas meter is connect with gas detecting instrument.When the range of gas vent pressure in the well in the test oil pipe of tested oil well is between 0-40KPa, it is determined as nonflowing well, it is able to use pressure and surveys the test of gas application assembly, volume survey gas application assembly be used for well in gas vent pressure 4-30KPa Pressure Curve in Oil Testing Well, it is provided with force data, for production service.
Description
Technical field
The utility model relates to the display of well head gas during petroleum industry Oil testing and metering device, especially one
Kind nonflowing well formation testing well head display device, can accurately be shown and described gas content and kind in nonflowing well stratum
Class.
Background technique
It is existing according to petroleum industry relevant criterion SY/T 6013-2009 " oil test data admission specification " 4.11.4.1.4(test
H) the requirement of clause in data needs to enroll " ground display description (containing oil pressure, casing pressure) " data during formation testing well test.
The description of flowing well ground display at present is usually to be performed such that when formation testing exploratory well has oil/gas show, and be produced from
After spray, three phase separator and open flow process are connected in flowing well well head, oil and gas and water is carried out from counting respectively by three phase separator
The yield for measuring oil gas water describes crude oil, the gas and water yield feelings of pretest exploration activity well by the yield of oil gas water after metering
Condition.
Gas shows that power goes out to understand stratum in the well that the display description of nonflowing well ground is mainly come out by well head
The case where oil gas water.Currently, such as not self-spray, scene is all made of cotton yarn, sebific duct, bucket as tool during test drives a well
It observes, under normal circumstances, cotton yarn is dipped in upper water, wrap survey gas sebific duct one, survey gas sebific duct other end is placed in bucket,
Site operation personnel shows situation, Lai Jiliang in water surface depth below and bubbling outlet by sebific duct in observation and metering bucket
The borehole pressure of Pressure Curve in Oil Testing Well.Above-mentioned viewing tool is very simple and crude and lack of standardization, and operation is also inconvenient, affects sight to a certain extent
It is examining and measure as a result, reducing the authenticity of in-situ data.It is easy to be populated with malicious pernicious gas in metal bucket simultaneously, exist certain
Security risk.
For many years, the nonflowing well in Pressure Curve in Oil Testing Well wants more more, ground gas display description inaccuracy more than flowing well
The problem of it is very universal, need to improve.
Summary of the invention
The purpose of the utility model is to provide a kind of nonflowing well formation testing well head display devices, with realizing nonflowing well
The ground display function of layer test, makes it facilitate operation, improves the working efficiency and work of the display description of nonflowing well ground gas
Make quality, improve the authenticity of in-situ data, preferably serves production.
The technical solution of the utility model is: a kind of nonflowing well formation testing well head display device includes that pressure is surveyed gas and answered
Gas application assembly is surveyed with assembly and volume, pressure surveys the transparent survey pressure cylinder of gas application assembly and the gas meter of volume survey gas application assembly
It is both secured in container case；Pressure surveys gas application assembly and returns out process equipped with the gentle body of air inlet process, and air inlet process one end passes through
Oil pipe is connect, the lower end port of the metal eudiometer of the other end is submerged in transparent survey pressure cylinder with test for gas pipeline and test strobe
Clear water in, gas return out process one end escape pipe one be located at it is transparent survey pressure cylinder inner cavity top, the other end escape pipe two with
Gas detecting instrument connection, air inlet process and gas are returned out and are connected between process by air valve three；Gas meter passes through air inlet pipe and pressure
The strong air valve five for surveying gas application assembly connects, and the escape pipe three of gas meter is connect with gas detecting instrument.
Compared with existing display apparatus and method, the significant using effect of the utility model is: the utility model is shown
Showing device will in gas flow guiding in well to two independent metering outfits, be that pressure surveys gas application assembly and volume is surveyed gas and answered respectively
It with assembly, can be measured respectively by pressure method and volumetric method, accurately to describe ground display feature.Pressure surveys gas application assembly
Using pressure method, Pressure Curve in Oil Testing Well that is too small applied to gas in well, not being available gas meter metering.This pressure surveys gas application assembly
It is mainly made of transparent survey pressure cylinder and metal eudiometer, clear water is added in transparent survey pressure cylinder, by metal eudiometer in clear water
In depth and obtain the pressure of gas in well.Volume surveys gas application assembly using volumetric method, the gas dosing dress used
Setting is gas meter, obtains the total amount of stratum output oil gas water by gas volume in metering well.Oil pipe is tested in the utility model
Nozzle connect using double public variable buckle connectors with test strobe and gas pipeline, double public affairs variable buckle connectors with test oil pipe and test strobe it
Between sealed using sealing element, realize two sets independent operations and air emptying function using assembly.Package unit favorable sealing property, can
By gas flow guiding in well to lower air port, the property of gas in well is implemented using combustible gas detector and H2S detector, together
When ensure the personal safety of operator.
When the range of gas vent pressure in the well in the test oil pipe of tested oil well is between 0-40KPa, determine
For nonflowing well, it is able to use pressure and surveys the test of gas application assembly, volume surveys gas application assembly for gas vent pressure in well
In the Pressure Curve in Oil Testing Well of 4-30KPa.Gas in nonflowing well well can be observed by the present apparatus to show, produce the fast of measure for lower step
Speed is formulated and is provided with force data, significantly shortens the formation testing period, improves individual well timeliness, reduces formation testing cost.Due to this dress
Favorable sealing property is set, can not only can guarantee the safety of operator, but also energy by gas flow guiding in well to lower wind direction position measurement
Monitor toxic and harmful gas.Therefore for economy, safety, social benefit etc., the utility model all has to be made well
With effect and application prospect.
Detailed description of the invention
Fig. 1 is the structure and operation principle schematic diagram of the utility model.
Specific embodiment
The utility model is described in detail below in conjunction with attached drawing, not limits the protection scope of the utility model.It is as described below to be only
The preferred embodiment of the utility model, other use the equivalence changes of the utility model, should belong to the protection of the utility model
Range.
Referring to Fig. 1, a kind of nonflowing well formation testing well head display device includes that pressure surveys gas application assembly and volume survey
Gas application assembly, the gas meter 21 that pressure surveys the transparent survey pressure cylinder 23 of gas application assembly and volume surveys gas application assembly are both secured to hold
In device case 25；Pressure surveys gas application assembly and returns out process equipped with the gentle body of air inlet process, and air inlet process one end passes through 6 He of gas pipeline
Oil pipe 3 is connect test strobe 5, the lower end port of the metal eudiometer 11 of the other end is submerged in transparent survey pressure cylinder 23 with test
In clear water, the escape pipe 1 that gas returns out process one end is located at the escape pipe two on transparent survey 23 inner cavity top of pressure cylinder, the other end
19 connect with gas detecting instrument, and air inlet process and gas are returned out and connected between process by air valve 3 13；Gas meter 21 by into
Tracheae 20 is connect with the air valve 5 15 that pressure surveys gas application assembly, and the escape pipe 3 22 of gas meter 21 is connect with gas detecting instrument.
The air inlet process is additionally provided with sealing shroud 8, air valve 1, air valve 2 12 and tee tube, and sealing shroud 8 is sealed in transparent
It surveys between the sealing cover 18 and metal eudiometer 11 of pressure cylinder 23, is fixed by fastening bolt 9 and metal eudiometer 11, air valve 2 12
The upper end for being fixed on metal eudiometer 11 is connect with tee tube, the another two nozzle of tee tube respectively with air valve 1 and air valve three
13 connections, the other end of air valve 1 are connect with gas pipeline 6 and test strobe 5, are also filled between test strobe 5 and test oil pipe 3
There are double public variable buckle connectors 4.
The gas returns out process and is additionally provided with air valve 6 16, four-way pipe, air valve 4 14 and air valve 5 15, escape pipe 1
Upper end is successively connect with air valve 6 16, four-way pipe, air valve 4 14 and escape pipe 2 19, the nozzle of four-way pipe two sides respectively with air valve
3 13 and air valve 5 15 connect.
The top of the transparent sealing cover 18 for surveying pressure cylinder 23 and gas meter 21 is exposed from the top cover of container case 25, outlet
Pipe 2 19 and gas pipeline 6 are bend pipes, and volume surveys the air inlet pipe 20 of gas application assembly and escape pipe 3 22 is also bend pipe.
The transparent cylinder for surveying pressure cylinder 23 is equipped with depth of water scale, the depth of water scale and starts from scratch from top to bottom label,
That is, the depth of digital representation is gradually increased from top to bottom, transparent 23 cylinder lower end of survey pressure cylinder is fixed by fixing seat 24
In the bottom of container case 25, metal eudiometer 11 is inserted into the transparent clear water surveyed in pressure cylinder 23, its insertion depth is set in 0-
Between 40cm, pressure survey the gas test pressure that can satisfy of gas application assembly in 0-4KPa range, transparent survey pressure cylinder 23
Depth of water scale is after calibration, every 10cm represents 1KPa.
The air valve 1, air valve 2 12, air valve 3 13, air valve 4 14, the aisle spare of air valve 5 15 and air valve 6 16 are equal
Greater than the aisle spare of double public variable buckle connectors 4 and test strobe 5, the internal diameter of double public affairs variable buckle connectors 4 and test strobe 5 is all larger than gas
The internal diameter of pipeline 6 guarantees that gas no longer throttles after coming out from test strobe 5 in well.
The air valve 1, air valve 2 12, air valve 3 13, air valve 4 14, air valve 5 15 and air valve 6 16 be copper valve, its
Anti-pressure ability is 1.6MPa, and the anti-pressure ability of gas pipeline 6 is 0.9MPa, and the anti-pressure ability of 6 both ends pipe joint of gas pipeline is
The operating pressure of 0.8MPa, gas meter 21 are set in 0.5-30KPa.All air valves, gas pipeline 6, tee tube, four-way pipe and tracheae
The anti-pressure ability of wire terminal is above the operating pressure of gas meter 21.
The also fixed LED illumination lamp 10 in the outside of the container case 25, for being used when night test.
The gas detecting instrument is combustible gas detector and H2S detector.
A kind of application method of nonflowing well formation testing well head display device is:
A, then first deep slotting metal eudiometer 11 gradually above mentions metal eudiometer 11, and the self-spray for measuring tested oil well becomes
Gesture, to guarantee safe operation；
B, when the range of gas vent pressure in the well in the test oil pipe 3 of tested oil well is between 0-40KPa,
It is determined as nonflowing well, is able to use pressure and surveys the test of gas application assembly, at this time closing air valve 3 13 and air valve 5 15, allows in well
Gas enters transparent survey pressure cylinder 23 by gas pipeline 6 and metal eudiometer 11 and returns out from escape pipe 1 and escape pipe 2 19,
Pressure surveys the Pressure Curve in Oil Testing Well that gas application assembly is used for well inner outlet gas pressure intensity range 0-40KPa, if it is determined that then makes for flowing well
Description method is shown with the ground of existing flowing well；
C, volume survey gas application assembly be used for well in gas vent pressure 4-30KPa Pressure Curve in Oil Testing Well, when tested oil well
Test oil pipe 3 in well in gas vent pressure be greater than 4KPa when, metal eudiometer 11 be inserted into water in transparent survey pressure cylinder 23
Below face when 40cm, air valve 2 12, air valve 6 16 and air valve 4 14 are closed at this time, and gas in well is allowed to pass through gas pipeline 6, air valve one
7, tee tube, air valve 3 13, four-way pipe, air valve 5 15 and air inlet pipe 20 enter gas meter 21 and return out from escape pipe 3 22；
D, no matter gas application assembly is surveyed using pressure or surveys the pressure of gas in gas application assembly testing well using volume
Power will make escape pipe 2 19 and the mouth at a disadvantage of escape pipe 3 22, to guarantee safe operation.
In use, being closed first by half envelope flashboard 2 of well head double ram type preventer 1, making its sealing test oil pipe 3, will survey
The upper end of formation testing pipe 3 connect with test strobe 5 by double public variable buckle connectors 4 and ensures to seal, can be according to Yield selection in well
It surveys gas application assembly using pressure or surveys gas application assembly using volume and test.
The embodiment described above is only exemplary embodiments, but the utility model is not limited only to these embodiments, ability
The technical staff in domain can make modification under the spirit and enlightenment without departing from the utility model.Aspect disclosed herein may
In the presence of many changes, combination and modification, and all in the scope of the utility model, therefore, protection scope is not limited only to above
Explanation.
Claims (9)
1. a kind of nonflowing well formation testing well head display device, characterized in that survey gas application assembly including pressure and volume is surveyed
Gas application assembly, the gas meter (21) that pressure surveys the transparent survey pressure cylinder (23) of gas application assembly and volume surveys gas application assembly are fixed
In container case (25)；Pressure surveys gas application assembly and returns out process equipped with the gentle body of air inlet process, and air inlet process one end passes through gas
Oil pipe (3) are connect, the lower end port of the metal eudiometer (11) of the other end is submerged in test for pipeline (6) and test strobe (5)
Transparent to survey in the clear water in pressure cylinder (23), the escape pipe one (17) that gas returns out process one end is located at transparent survey pressure cylinder (23) inner cavity
Top, the other end escape pipe two (19) connect with gas detecting instrument, air inlet process and gas return out and pass through gas between process
Valve three (13) connection；Gas meter (21) is connect by air inlet pipe (20) with the air valve five (15) that pressure surveys gas application assembly, gas meter
(21) escape pipe three (22) is connect with gas detecting instrument.
2. a kind of nonflowing well formation testing well head display device as described in claim 1, characterized in that the air inlet process is also
Equipped with sealing shroud (8), air valve one (7), air valve two (12) and tee tube, sealing shroud (8) is sealed in the close of transparent survey pressure cylinder (23)
It covers between (18) and metal eudiometer (11), fixed by fastening bolt (9) and metal eudiometer (11), air valve two (12) is solid
The upper end for being scheduled on metal eudiometer (11) is connect with tee tube, the another two nozzle of tee tube respectively with air valve one (7) and air valve
Three (13) connection, the other end of air valve one (7) are connect with gas pipeline (6) and test strobe (5), in test strobe (5) and test
Double public variable buckle connectors (4) are also equipped between oil pipe (3).
3. a kind of nonflowing well formation testing well head display device as claimed in claim 2, characterized in that the gas, which returns out, to flow
Journey is additionally provided with air valve six (16), four-way pipe, air valve four (14) and air valve five (15), the upper end of escape pipe one (17) successively with air valve
Six (16), four-way pipe, air valve four (14) and escape pipe two (19) connection, the nozzle of four-way pipe two sides respectively with air valve three (13) and
Air valve five (15) connection.
4. a kind of nonflowing well formation testing well head display device as claimed in claim 3, characterized in that the transparent survey pressure cylinder
(23) top of sealing cover (18) and gas meter (21) is exposed from the top cover of container case (25), escape pipe two (19) and tracheae
Line (6) is bend pipe, and volume surveys the air inlet pipe (20) of gas application assembly and escape pipe three (22) is also bend pipe.
5. a kind of nonflowing well formation testing well head display device as described in claim 1 or 4, characterized in that the transparent survey
The cylinder of pressure cylinder (23) is equipped with depth of water scale, the depth of water scale and starts from scratch from top to bottom label, transparent survey pressure cylinder (23) cylinder
Body lower end is fixed on the bottom of container case (25) by fixing seat (24), and metal eudiometer (11) is inserted into transparent survey pressure cylinder (23)
Clear water in, its insertion depth is set between 0-40cm, pressure surveys the gas test pressure that can satisfy of gas application assembly and exists
0-4KPa range, the transparent depth of water scale surveyed on pressure cylinder (23) is after calibration, every 10cm represents 1KPa.
6. a kind of nonflowing well formation testing well head display device as claimed in claim 4, characterized in that the air valve one (7),
Air valve two (12), air valve three (13), air valve four (14), air valve five (15) and air valve six (16) aisle spare be all larger than double public become
The internal diameter of the aisle spare of buckle joint (4) and test strobe (5), double public affairs variable buckle connectors (4) and test strobe (5) is all larger than tracheae
The internal diameter of line (6).
7. a kind of nonflowing well formation testing well head display device as described in claim 1, characterized in that the air valve one (7),
Air valve two (12), air valve three (13), air valve four (14), air valve five (15) and air valve six (16) anti-pressure ability be 1.6MPa,
The anti-pressure ability of gas pipeline (6) is 0.9MPa, and the anti-pressure ability of gas pipeline (6) both ends pipe joint is 0.8MPa, gas meter (21)
Operating pressure be set in 0.5-30KPa.
8. a kind of nonflowing well formation testing well head display device as described in claim 1, characterized in that the container case (25)
The also fixed LED illumination lamp (10) in outside.
9. a kind of nonflowing well formation testing well head display device as claimed in claim 8, characterized in that the gas detecting instrument
Device is combustible gas detector and H2S detector.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201821738321.1U CN208966329U (en) | 2018-10-25 | 2018-10-25 | A kind of nonflowing well formation testing well head display device |
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| CN201821738321.1U CN208966329U (en) | 2018-10-25 | 2018-10-25 | A kind of nonflowing well formation testing well head display device |
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| CN208966329U true CN208966329U (en) | 2019-06-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109083636A (en) * | 2018-10-25 | 2018-12-25 | 中石化石油工程技术服务有限公司 | A kind of nonflowing well formation testing well head display device and its application method |
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2018
- 2018-10-25 CN CN201821738321.1U patent/CN208966329U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109083636A (en) * | 2018-10-25 | 2018-12-25 | 中石化石油工程技术服务有限公司 | A kind of nonflowing well formation testing well head display device and its application method |
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