CN104405364A - Method and device for evaluating production characteristics of oil well - Google Patents
Method and device for evaluating production characteristics of oil well Download PDFInfo
- Publication number
- CN104405364A CN104405364A CN201410571889.9A CN201410571889A CN104405364A CN 104405364 A CN104405364 A CN 104405364A CN 201410571889 A CN201410571889 A CN 201410571889A CN 104405364 A CN104405364 A CN 104405364A
- Authority
- CN
- China
- Prior art keywords
- continuous mapping
- oil well
- pump
- pressure
- pip
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
Abstract
The invention provides a method and a device for evaluating production characteristics of an oil well. The method and the device for evaluating the production characteristics of the oil well are applied in the technical field of oil and gas exploitation. The method comprises the following steps of confirming a group of pump setting depth sequence; confirming flowing bottomhole pressure according to an inflow performance relationship curve of the oil well under the condition of assigning oil well productivity; aiming at each pump setting depth in the pump setting depth sequence, and carrying out the following operation: calculating pump suction inlet pressure corresponding to the pump setting depth; calculating pump discharge pressure corresponding to the pump setting depth; calculating a required pump pressure difference corresponding to the pump setting depth; respectively building function relationships among the pump setting depth, the pump suction inlet pressure, the pump discharge pressure and the pump pressure difference; evaluating the production characteristics of the oil well by utilizing the function relationships among the pump setting depth, the pump suction inlet pressure, the pump discharge pressure and the pump pressure difference. The method and the device comprehensively consider the performance characteristics of oil storage, fluids and a well shaft, so that the production characteristics can be evaluated helpfully on the oil well whole system.
Description
Technical field
The present invention relates to oil-gas mining technical field, particularly, relate to a kind of oil well production evaluating characteristics and device.
Background technology
Oil gas is two basic flow process of oil-gas mining from oil reservoir inflow shaft bottom and flowing in the wellbore, although they have different flowing laws in itself, but be two processes be mutually connected in process of production, the kinetic characteristic of oil gas respectively in oil reservoir and pit shaft has deep research both at home and abroad, the flow process flowing into shaft bottom from oil reservoir can describe with oil well inflow performance, and the flow process in oil gas pit shaft can describe by multiphase pipe flow rule.
When oil reservoir energy is sufficient, can utilize the energy of oil reservoir itself by oil gas by oil reservoir and wellbore lift to ground, now oil well can blowing; When oil reservoir energy is lower, just needs lifting equipment to increase energy and oil gas is given rise to ground from shaft bottom.
Artificially lifted well is made up of two parts: oil reservoir-pit shaft part and lifting equipment part, as everyone knows, the lifting equipments such as electric submersible pump, screw pump, jet pump have corresponding equipment characteristic working curve (such as output-differential pressure curve, output-power curve), and this kind of characteristic working curve can reflect the ability to work of lifting equipment part; But just current domestic and foreign literature is recorded, and does not also have the characteristic working curve of concentrated expression oil reservoir-pit shaft and lifting equipment entirety to study.
The characteristic working curve of comprehensive study reflection oil reservoir-pit shaft and lifting equipment entirety has very important significance for oil-gas mining, such as, after completion, can oil well blowing, blowing ability has how many, as can not blowing, different output needs lifting equipment to provide how many energy, and these characteristics can utilize the characteristic working curve of concentrated expression oil reservoir-pit shaft and lifting equipment entirety to analyze.
Summary of the invention
The main purpose of the embodiment of the present invention is to provide a kind of oil well production evaluating characteristics and device, is existingly only limitted to lifting equipment part for the characteristic research of Production Wells to overcome, and does not carry out the defect studied for whole well system.
To achieve these goals, the embodiment of the present invention provides a kind of oil well production evaluating characteristics, comprising:
Determine one group of lower-continuous mapping sequence, in described lower-continuous mapping sequence, each lower-continuous mapping is more than or equal to the hydrostatic level degree of depth of oil well and is less than or equal in oil reservoir dark;
Under the condition of specifying oil well output, according to the inflow performance relationship curve determination flowing bottomhole pressure (FBHP) of oil well;
Proceed as follows for each lower-continuous mapping in described lower-continuous mapping sequence: according to dark in this lower-continuous mapping, oil reservoir and described flowing bottomhole pressure (FBHP), application multiphase pipe flow formulae discovery PIP; According to the well head pressure of this lower-continuous mapping and oil well, application multiphase pipe flow formulae discovery pump discharge pressure; Calculate the difference of described PIP and pump discharge pressure, the required pump pressure obtaining this lower-continuous mapping corresponding is poor;
Poor according to the PIP of each lower-continuous mapping and correspondence thereof in described lower-continuous mapping sequence, pump discharge pressure, required pump pressure, set up the functional relation between lower-continuous mapping and PIP, pump discharge pressure, required pump pressure difference respectively;
Utilize the functional relation between described lower-continuous mapping and PIP, pump discharge pressure, required pump pressure difference, the industry characteristics of oil well are evaluated.
Accordingly, the present invention also provides a kind of oil well production apparatus for evaluating characteristics, comprising:
Sequence determination module, for determining one group of lower-continuous mapping sequence, in described lower-continuous mapping sequence, each lower-continuous mapping is more than or equal to the hydrostatic level degree of depth of oil well and is less than or equal in oil reservoir dark;
Flowing bottomhole pressure (FBHP) determination module, under the condition of specifying oil well output, according to the inflow performance relationship curve determination flowing bottomhole pressure (FBHP) of oil well;
Computing module, for proceeding as follows for each lower-continuous mapping in described lower-continuous mapping sequence: according to dark in this lower-continuous mapping, oil reservoir and described flowing bottomhole pressure (FBHP), application multiphase pipe flow formulae discovery PIP; According to the well head pressure of this lower-continuous mapping and oil well, application multiphase pipe flow formulae discovery pump discharge pressure; Calculate the difference of described PIP and pump discharge pressure, the required pump pressure obtaining this lower-continuous mapping corresponding is poor;
Functional relation sets up module, poor for the PIP according to each lower-continuous mapping and correspondence thereof in described lower-continuous mapping sequence, pump discharge pressure, required pump pressure, set up the functional relation between lower-continuous mapping and PIP, pump discharge pressure, required pump pressure difference respectively;
Evaluation module, for utilizing the functional relation between described lower-continuous mapping and PIP, pump discharge pressure, required pump pressure difference, evaluates the industry characteristics of oil well.
By means of technique scheme, the present invention is based on and characterize oil gas flows into shaft bottom inflow performance relationship curve from oil reservoir, and characterize the multiphase pipe flow rule of oil gas flow behavior in the wellbore, establish the functional relation between lower-continuous mapping and PIP, pump discharge pressure, required pump pressure difference, according to above-mentioned functional relation, can evaluate the industry characteristics of oil well easily, compared to prior art, the present invention has considered the operating characteristic of oil reservoir, fluid and pit shaft, contributes to evaluating industry characteristics from oil well total system.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the schematic flow sheet of oil well production evaluating characteristics provided by the invention;
Fig. 2 is the curved line relation between lower-continuous mapping provided by the invention and PIP, pump discharge pressure, required pump pressure difference;
Fig. 3 is the curved line relation between the lower-continuous mapping that provides of the embodiment of the present invention and required pump pressure difference;
Fig. 4 be the embodiment of the present invention provide employing two kinds of different inner diameters oil pipes time lower-continuous mapping and required pump pressure difference between curved line relation;
Fig. 5 is the structured flowchart of oil well production apparatus for evaluating characteristics provided by the invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, be clearly and completely described the technical scheme in the embodiment of the present invention, obviously, described embodiment is only the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
The invention provides a kind of oil well production evaluating characteristics, as shown in Figure 1, comprising:
Step S11, determines one group of lower-continuous mapping sequence, and in described lower-continuous mapping sequence, each lower-continuous mapping is more than or equal to the hydrostatic level degree of depth of oil well and is less than or equal in oil reservoir dark.
Concrete, for a certain oil well, with dark in span in its hydrostatic level degree of depth and oil reservoir, using a fixed step size as interval, a series of lower-continuous mapping can be determined.During concrete enforcement, interval in lower-continuous mapping sequence between each lower-continuous mapping is less, then result of calculation gets over the industry characteristics of energy actual response oil well, but amount of calculation also can be larger, therefore, when determining the interval in lower-continuous mapping sequence between each lower-continuous mapping, choosing comprehensively result of calculation accuracy and amount of calculation size is needed.
In order to following description is convenient, in following content, lower-continuous mapping sequence is with (H
1, H
2, H
3, H
n) represent, wherein, H
nrepresent lower-continuous mapping, N is natural number, and N>=1.
Step S12, under the condition of specifying oil well output, according to the inflow performance relationship curve of oil well, determines flowing bottomhole pressure (FBHP).
Concrete, inflow performance relationship curve have recorded the relation between oil well output and flowing bottomhole pressure (FBHP), therefore under the condition of specifying oil well output, can determine corresponding flowing bottomhole pressure (FBHP) according to inflow performance relationship curve.In following content, flowing bottomhole pressure (FBHP) is with P
wfrepresent.
Step S13, carries out following steps S131 ~ step S133 for each lower-continuous mapping in described lower-continuous mapping sequence:
Step S131, according to dark in this lower-continuous mapping, oil reservoir and described flowing bottomhole pressure (FBHP), application multiphase pipe flow formulae discovery PIP.
Concrete, set pump depth H
ncorresponding PIP is P
inN, then lower-continuous mapping sequence (H
1, H
2, H
3, H
n) corresponding PIP sequence is (P
in1, P
in2, P
in3, P
inN).
In this step, application multiphase pipe flow formulae discovery lower-continuous mapping H
ncorresponding PIP P
inN, concrete formula is as follows:
In formula 1, g is acceleration of gravity, unit m
2/ s; ρ
mfor the liquid-tight degree of well, unit K g/m
3; θ is hole angle, unit rad; f
mfor friction factor; v
mfor well flow velocity, unit m/s; D is pipe aperture, unit m; Z is well bore depth measurement, unit m; H
perfdark in oil reservoir, unit m.
Step S132, according to the well head pressure of this lower-continuous mapping and oil well, application multiphase pipe flow formulae discovery pump discharge pressure.
In this step, the well head pressure of oil well can be determined in advance, if the well head pressure of oil well is P
t, lower-continuous mapping H
ncorresponding pump discharge pressure is P
outN, then lower-continuous mapping sequence (H
1, H
2, H
3, H
n) corresponding pump discharge pressure sequence is (P
out1, P
out2, P
out3, P
outN).
In this step, application multiphase pipe flow formulae discovery lower-continuous mapping H
ncorresponding pump discharge pressure P
outN, concrete formula is as follows:
In formula 2, each meaning of parameters is see each meaning of parameters in aforementioned formula 1.
Step S133, calculates the difference of described PIP and pump discharge pressure, and the required pump pressure obtaining this lower-continuous mapping corresponding is poor.
Set pump depth H
ncorresponding required pump pressure difference is △ P
n, then lower-continuous mapping sequence (H
1, H
2, H
3, H
n) corresponding required pump pressure difference sequence is (△ P
1, △ P
2, △ P
3, △ P
n), and △ P
n=P
inN-P
outN.
Step S14, poor according to the PIP of each lower-continuous mapping and correspondence thereof in described lower-continuous mapping sequence, pump discharge pressure, required pump pressure, set up the functional relation between lower-continuous mapping and PIP, pump discharge pressure, required pump pressure difference respectively.
Concrete, this step is according to the lower-continuous mapping sequence (H determined in step S13
1, H
2, H
3, H
n) and PIP sequence (P
in1, P
in2, P
in3, P
inN) between corresponding relation, set up the functional relation between lower-continuous mapping and PIP, according to the lower-continuous mapping sequence (H determined in step S13
1, H
2, H
3, H
n) and pump discharge pressure sequence (P
out1, P
out2, P
out3, P
outN) between corresponding relation, set up the functional relation between lower-continuous mapping and pump discharge pressure, according to the lower-continuous mapping sequence (H determined in step S13
1, H
2, H
3, H
n) and required pump pressure difference sequence (△ P
1, △ P
2, △ P
3, △ P
n) between corresponding relation, set up the functional relation between lower-continuous mapping and required pump pressure difference.
Three kinds of functional relations of above-mentioned foundation can represent in a variety of forms, such as formula form, curve form etc.In order to indicate above-mentioned functional relation more intuitively, in a kind of preferred embodiment, these three kinds of functional relations all represent with curve form.Such as in two-dimensional coordinate system, take lower-continuous mapping as abscissa, with required pump pressure difference for ordinate, the curved line relation that lower-continuous mapping is corresponding with required pump pressure difference can be obtained, similar, take lower-continuous mapping as abscissa, taking PIP as ordinate, can obtain the curved line relation that lower-continuous mapping is corresponding with PIP, take lower-continuous mapping as abscissa, with pump discharge pressure for ordinate, the curved line relation that lower-continuous mapping is corresponding with pump discharge pressure can be obtained.
Preferably, as shown in Figure 2, the present invention can also take lower-continuous mapping as abscissa, and pressure is ordinate, obtains the curved line relation between lower-continuous mapping and PIP, pump discharge pressure, required pump pressure difference simultaneously.
Step S15, utilizes the functional relation between described lower-continuous mapping and PIP, pump discharge pressure, required pump pressure difference, evaluates the industry characteristics of oil well.
Concrete, because above-mentioned three kinds of functional relations are based on characterizing the inflow performance relationship curve of oil gas from oil reservoir inflow shaft bottom, and characterize that the multiphase pipe flow rule that flows in the wellbore of oil gas sets up, therefore above-mentioned three kinds of functional relations from concentrated expression system the industry characteristics of oil well, and then utilize above-mentioned three kinds of functional relations to evaluate oil well production characteristic on the whole.
Concrete, utilize the functional relation between described lower-continuous mapping and PIP, pump discharge pressure, required pump pressure difference, the industry characteristics of oil well are evaluated, can comprise: determine the lower-continuous mapping needed for oil well blowing, optimizing pipe string internal diameter, the energy of oil well self can be made full use of, reduce energy consumption, improve the system effectiveness etc. of lifting well.
Calculate lower-continuous mapping and required pump pressure difference function relation for certain oil well below, and utilize the industry characteristics of this functional relation to this oil well to evaluate.Calculating parameter is as follows: pit shaft is vertical, and strata pressure 24MPa, well depth 2500m, pipe aperture 0.062m, oil pipe external diameter 0.073m, tubing anchor, moisture content is 0, relative oil density 0.8, natural gas relative density 0.75 etc.
Be illustrated in figure 3 this oil well under appointment production conditions, curved line relation between its lower-continuous mapping and required pump pressure difference, known by this figure, when lower-continuous mapping is greater than 1500m, required pump pressure difference, from the occasion of becoming negative value, namely can carry out blowing by appointment output when lower-continuous mapping is greater than this oil well of 1500m.Therefore, the lower-continuous mapping utilizing the present invention to calculate and required pump pressure difference function relation, can realize determining that suitable lower-continuous mapping is to realize the blowing of oil well fast.
Be illustrated in figure 4 this oil well under appointment production conditions, when adopting the oil pipe of two kinds of different inner diameters (being respectively 74mm and 62mm), curved line relation between its lower-continuous mapping and required pump pressure difference, known by this figure, when lower-continuous mapping is less than 1150m, the required pump pressure difference that the oil pipe of 74mm internal diameter is corresponding is less, and when lower-continuous mapping is greater than 1150m, the required pump pressure difference that the oil pipe of 62mm internal diameter is corresponding is less.In line with the selection principle of low energy consumption, when lower-continuous mapping is less than 1150m, the oil pipe of preferred 74mm internal diameter, when lower-continuous mapping is greater than 1150m, the oil pipe of preferred 62mm internal diameter.Therefore, the lower-continuous mapping utilizing the present invention to calculate and required pump pressure difference function relation, can select the oil pipe of best internal diameter fast by pump pressure difference needed for the oil pipe that contrasts different inner diameters is when same lower-continuous mapping.
Accordingly, the present invention also provides a kind of oil well production apparatus for evaluating characteristics, and as shown in Figure 5, this device comprises:
Sequence determination module 51, for determining one group of lower-continuous mapping sequence, in described lower-continuous mapping sequence, each lower-continuous mapping is more than or equal to the hydrostatic level degree of depth of oil well and is less than or equal in oil reservoir dark;
Flowing bottomhole pressure (FBHP) determination module 52, under the condition of specifying oil well output, according to the inflow performance relationship curve determination flowing bottomhole pressure (FBHP) of oil well;
Computing module 53, for proceeding as follows for each lower-continuous mapping in described lower-continuous mapping sequence: according to dark in this lower-continuous mapping, oil reservoir and described flowing bottomhole pressure (FBHP), application multiphase pipe flow formulae discovery PIP; According to the well head pressure of this lower-continuous mapping and oil well, application multiphase pipe flow formulae discovery pump discharge pressure; Calculate the difference of described PIP and pump discharge pressure, the required pump pressure obtaining this lower-continuous mapping corresponding is poor;
Functional relation sets up module 54, poor for the PIP according to each lower-continuous mapping and correspondence thereof in described lower-continuous mapping sequence, pump discharge pressure, required pump pressure, set up the functional relation between lower-continuous mapping and PIP, pump discharge pressure, required pump pressure difference respectively;
Evaluation module 55, for utilizing the functional relation between described lower-continuous mapping and PIP, pump discharge pressure, required pump pressure difference, evaluates the industry characteristics of oil well.
Oil well production apparatus for evaluating characteristics shown in Fig. 5 realizes based on identical invention thought with the oil well production evaluating characteristics shown in Fig. 1, and its detailed description of the invention can refer to the aforementioned introduction to oil well production evaluating characteristics, repeats no more herein.
The present invention is based on and characterize oil gas flows into shaft bottom inflow performance relationship curve from oil reservoir, and characterize the multiphase pipe flow rule of oil gas flow behavior in the wellbore, establish the functional relation between lower-continuous mapping and PIP, pump discharge pressure, required pump pressure difference, according to above-mentioned functional relation, can evaluate the industry characteristics of oil well easily, compared to prior art, the present invention has considered the operating characteristic of oil reservoir, fluid and pit shaft, contributes to evaluating industry characteristics from oil well total system.
Above-described specific embodiment; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only specific embodiments of the invention; the protection domain be not intended to limit the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (6)
1. an oil well production evaluating characteristics, is characterized in that, comprising:
Determine one group of lower-continuous mapping sequence, in described lower-continuous mapping sequence, each lower-continuous mapping is more than or equal to the hydrostatic level degree of depth of oil well and is less than or equal in oil reservoir dark;
Under the condition of specifying oil well output, according to the inflow performance relationship curve determination flowing bottomhole pressure (FBHP) of oil well;
Proceed as follows for each lower-continuous mapping in described lower-continuous mapping sequence: according to dark in this lower-continuous mapping, oil reservoir and described flowing bottomhole pressure (FBHP), application multiphase pipe flow formulae discovery PIP; According to the well head pressure of this lower-continuous mapping and oil well, application multiphase pipe flow formulae discovery pump discharge pressure; Calculate the difference of described PIP and pump discharge pressure, the required pump pressure obtaining this lower-continuous mapping corresponding is poor;
Poor according to the PIP of each lower-continuous mapping and correspondence thereof in described lower-continuous mapping sequence, pump discharge pressure, required pump pressure, set up the functional relation between lower-continuous mapping and PIP, pump discharge pressure, required pump pressure difference respectively;
Utilize the functional relation between described lower-continuous mapping and PIP, pump discharge pressure, required pump pressure difference, the industry characteristics of oil well are evaluated.
2. method according to claim 1, is characterized in that, the functional relation between described lower-continuous mapping and PIP, pump discharge pressure, required pump pressure difference all represents with curve form.
3. method according to claim 2, it is characterized in that, the described functional relation utilized between described lower-continuous mapping and PIP, pump discharge pressure, required pump pressure difference, the industry characteristics of oil well are evaluated, specifically comprises: determine the lower-continuous mapping needed for oil well blowing, optimizing pipe string internal diameter.
4. an oil well production apparatus for evaluating characteristics, is characterized in that, comprising:
Sequence determination module, for determining one group of lower-continuous mapping sequence, in described lower-continuous mapping sequence, each lower-continuous mapping is more than or equal to the hydrostatic level degree of depth of oil well and is less than or equal in oil reservoir dark;
Flowing bottomhole pressure (FBHP) determination module, under the condition of specifying oil well output, according to the inflow performance relationship curve determination flowing bottomhole pressure (FBHP) of oil well;
Computing module, for proceeding as follows for each lower-continuous mapping in described lower-continuous mapping sequence: according to dark in this lower-continuous mapping, oil reservoir and described flowing bottomhole pressure (FBHP), application multiphase pipe flow formulae discovery PIP; According to the well head pressure of this lower-continuous mapping and oil well, application multiphase pipe flow formulae discovery pump discharge pressure; Calculate the difference of described PIP and pump discharge pressure, the required pump pressure obtaining this lower-continuous mapping corresponding is poor;
Functional relation sets up module, poor for the PIP according to each lower-continuous mapping and correspondence thereof in described lower-continuous mapping sequence, pump discharge pressure, required pump pressure, set up the functional relation between lower-continuous mapping and PIP, pump discharge pressure, required pump pressure difference respectively;
Evaluation module, for utilizing the functional relation between described lower-continuous mapping and PIP, pump discharge pressure, required pump pressure difference, evaluates the industry characteristics of oil well.
5. device according to claim 4, is characterized in that, the functional relation between described lower-continuous mapping and PIP, pump discharge pressure, required pump pressure difference all represents with curve form.
6. device according to claim 5, is characterized in that, described evaluation module specifically for: determine the lower-continuous mapping needed for oil well blowing, optimizing pipe string internal diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410571889.9A CN104405364B (en) | 2014-10-23 | 2014-10-23 | A kind of evaluation method and device for oil well production characteristics |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410571889.9A CN104405364B (en) | 2014-10-23 | 2014-10-23 | A kind of evaluation method and device for oil well production characteristics |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104405364A true CN104405364A (en) | 2015-03-11 |
| CN104405364B CN104405364B (en) | 2017-06-13 |
Family
ID=52643020
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410571889.9A Active CN104405364B (en) | 2014-10-23 | 2014-10-23 | A kind of evaluation method and device for oil well production characteristics |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104405364B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106097132A (en) * | 2016-07-08 | 2016-11-09 | 中国石油天然气股份有限公司 | The determination method and device of stratified reservoir lower-continuous mapping |
| CN109899051A (en) * | 2017-12-07 | 2019-06-18 | 中国石油天然气股份有限公司 | The evaluation criterion of oil well rig determines method, apparatus and storage medium |
| CN112392459A (en) * | 2019-08-14 | 2021-02-23 | 中国石油天然气股份有限公司 | Method and device for determining production characteristics of electric submersible plunger pump well |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2011812C1 (en) * | 1990-07-02 | 1994-04-30 | Ключников Андрей Иванович | Method of test of production of oil well fitted with well pump |
| WO2010135636A2 (en) * | 2009-05-22 | 2010-11-25 | Baker Hughes Incorporated | Apparatus and method for modeling well designs and well performance |
| CN101906966A (en) * | 2010-07-16 | 2010-12-08 | 中国石油天然气股份有限公司 | Method and device for forecasting reservoir yield |
| WO2012033880A1 (en) * | 2010-09-08 | 2012-03-15 | Direct Drivehead, Inc. | System and method for controlling fluid pumps to achieve desired levels |
| CN103498663A (en) * | 2013-09-26 | 2014-01-08 | 中国石油天然气股份有限公司 | Method and device for determining swabbing technological parameters of sucker-rod pump lifting system |
| CN103510940A (en) * | 2013-09-27 | 2014-01-15 | 中国石油天然气股份有限公司 | Mechanical producing well working condition comprehensive diagnostic analysis method and device |
| CN103670348A (en) * | 2013-12-25 | 2014-03-26 | 中国石油天然气股份有限公司 | Evaluation method and device for oil well production characteristics |
-
2014
- 2014-10-23 CN CN201410571889.9A patent/CN104405364B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2011812C1 (en) * | 1990-07-02 | 1994-04-30 | Ключников Андрей Иванович | Method of test of production of oil well fitted with well pump |
| WO2010135636A2 (en) * | 2009-05-22 | 2010-11-25 | Baker Hughes Incorporated | Apparatus and method for modeling well designs and well performance |
| CN101906966A (en) * | 2010-07-16 | 2010-12-08 | 中国石油天然气股份有限公司 | Method and device for forecasting reservoir yield |
| WO2012033880A1 (en) * | 2010-09-08 | 2012-03-15 | Direct Drivehead, Inc. | System and method for controlling fluid pumps to achieve desired levels |
| CN103498663A (en) * | 2013-09-26 | 2014-01-08 | 中国石油天然气股份有限公司 | Method and device for determining swabbing technological parameters of sucker-rod pump lifting system |
| CN103510940A (en) * | 2013-09-27 | 2014-01-15 | 中国石油天然气股份有限公司 | Mechanical producing well working condition comprehensive diagnostic analysis method and device |
| CN103670348A (en) * | 2013-12-25 | 2014-03-26 | 中国石油天然气股份有限公司 | Evaluation method and device for oil well production characteristics |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106097132A (en) * | 2016-07-08 | 2016-11-09 | 中国石油天然气股份有限公司 | The determination method and device of stratified reservoir lower-continuous mapping |
| CN106097132B (en) * | 2016-07-08 | 2019-06-11 | 中国石油天然气股份有限公司 | The determination method and device of stratified reservoir lower-continuous mapping |
| CN109899051A (en) * | 2017-12-07 | 2019-06-18 | 中国石油天然气股份有限公司 | The evaluation criterion of oil well rig determines method, apparatus and storage medium |
| CN109899051B (en) * | 2017-12-07 | 2022-05-10 | 中国石油天然气股份有限公司 | Evaluation criterion determining method and device for oil well equipment and storage medium |
| CN112392459A (en) * | 2019-08-14 | 2021-02-23 | 中国石油天然气股份有限公司 | Method and device for determining production characteristics of electric submersible plunger pump well |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104405364B (en) | 2017-06-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103670348B (en) | A kind of oil well production evaluating characteristics and device | |
| CN103510940B (en) | Mechanical oil well operating mode integrated diagnosing and analyzing method and device | |
| CN105569635B (en) | A kind of horizontal well produced fluid cross section technical matters tubing string and test method | |
| CN104895560B (en) | A kind of deep water test wellbore pressure, temperature field simulation and Hydrate Prediction method | |
| CN103498663B (en) | A kind of sucker rod pump hoisting system pumping technological parameter defining method and device | |
| US20160160478A1 (en) | Selective extraction of fluids from subsurface wells | |
| CN108278104B (en) | Oil well interval pumping method for low-permeability oil field | |
| CN105464644B (en) | A kind of well head pressure monitoring method and control system | |
| CN101696626B (en) | Multifunctional physical model test device of horizontal well | |
| CN104504611B (en) | A kind of determining gas well whether the method for hydrops and its hydrops degree | |
| CA2903330C (en) | Apparatus and method for determining fluid interface proximate an electrical submersible pump and operating the same in response thereto | |
| RU2513942C2 (en) | Gas well operation method | |
| CN104405364A (en) | Method and device for evaluating production characteristics of oil well | |
| CN102587887B (en) | Forecasting method for gas well condition | |
| CN204312052U (en) | Water plugging and profile controlling construction parameter online monitoring system | |
| CN104265185B (en) | A kind of three grades of tubing string design methods and device | |
| RU136483U1 (en) | PUMPING INSTALLATION FOR SIMULTANEOUSLY SEPARATE WORKING DOWNLOAD IN TWO LAYERS | |
| CN112211626B (en) | Optimization method for productivity well testing test type of heterogeneous gas reservoir gas well | |
| CN107339096A (en) | A kind of quick groundwater prospecting method of horizontal well | |
| CN104405346A (en) | Hydraulic sand jet perforation choke manifold | |
| CN204283373U (en) | A kind of hydraulic jet perforation choke manifold | |
| CN107358042B (en) | Method for calculating efficiency of thick oil-doped pumping well system | |
| CN108627436B (en) | Method for predicting water inflow of underground water seal oil depot based on construction dynamic monitoring data | |
| CN203347790U (en) | Concentric type mounting structure of water pumping test pipeline | |
| CN110644985A (en) | Simple water pumping device for hydrogeological exploration and water pumping test method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |