CN201661287U - Formation acidizing treatment monitoring system - Google Patents

Abstract

The utility model provides a formation acidizing treatment monitoring system, which comprises a data acquisition module, a data processing module, a data analysis module, a monitoring module, a control module, and an acidizing treatment device, wherein the data acquisition module acquires data of the acidizing treatment device and transmits the data to the data processing module; the data processing module performs analog-to-digital conversion after receiving the data from the data acquisition module, and sends the obtained skin coefficient to the data analysis module after calculation; the data analysis module receives the skin coefficient sent by the data processing module and compares that with preset skin coefficient, and sends the judgment to the monitoring module and the control module; the monitoring module displays the judgment result; the control module sends directives to the acidizing treatment device after receiving the judgment result; and the acidizing treatment device performs acidizing treatment to the formation. The utility model adopts the data processing module and the data analysis module to perform automatic intelligent treatment to the acquired data, and displays the data through the monitoring module, thereby promoting man-machine interaction; and the control module is adopted to control the acidizing treatment device, thereby reducing human intervention and realizing the automatic acidizing treatment monitoring.

Description

A kind of formation acidizing is handled monitoring system

Technical field

The utility model relates to a kind of formation acidizing and handles monitoring system.

Background technology

The acidifying technology is the important technology of offshore oilfield volume increase.At present, because each stratum speciality difference causes carrying out the process of acidifying and the means of use have very big difference.In addition, in the acidification process, the judgement of acidification effect all has and significant effects efficient, the quality of acidification.But, because the personalization of acidification process is very strong at present, be difficult to take effective automation means that the acidification process is monitored, can only constantly artificially judge and Artificial Control, this just causes, and the acidification process efficiency is low, waste of manpower, and because operator's individual difference, the difference of technical level can cause the very big-difference of acidification process, result difference is just bigger, tends to badly influence the quality of acidification.At present the success rate of acidizing treatment is lower, and often generation need be consulted advanced techniques personnel even expert to on-the-spot situation about instructing, otherwise is difficult to the effect of increasing production of assurance acidizing treatment.

The utility model content

The technical problems to be solved in the utility model provides a kind of automation, intellectuality and can handle monitoring system by manually operated formation acidizing.

In order to address the above problem, the utility model provides a kind of formation acidizing to handle monitoring system, comprising:

Data acquisition module, described data acquisition module is gathered the transient data of acidification treater at interval according to setting-up time, and with the transfer of data that collects to data processing module;

Data processing module, described data processing module carries out analog-to-digital conversion after receiving the data that described data acquisition module sends, and calculating skin factor according to data after this conversion and default formula, the skin factor that this is calculated sends to data analysis module at last;

Data analysis module, described data analysis module receives the skin factor that described data processing module sends, and judges after comparing with default skin factor, then this judged result is sent to monitoring modular and control module with data mode;

Monitoring modular, described monitoring modular show after receiving the judged result that described data analysis module sends;

Control module, described control module receive after the judged result that described data analysis module sends to the acidification treater sending controling instruction, the action of control acidification treater;

Acidification treater, described acidification treater carries out acidification according to the instruction action that described control module sends to the stratum.

Further, described acidification treater comprises acid solution allotment case, the diesel engine that connects by pipeline and annotates sour pump that described notes acid pump moves by described diesel engine, and deployed acid solution in the described acid solution allotment case is injected the stratum by described pipeline.

Further, described data acquisition module comprises pump pressure sensor and the flow transmitter that is separately positioned on the sour pump discharge pipeline of described notes.

Further, described data processing module comprises AD conversion unit, function computing unit and output unit, wherein:

Described AD conversion unit carries out analog-to-digital conversion after receiving the instantaneous pump pressure of the sour pump of described notes that described pump pressure sensor and flow transmitter send and flow, and the data after will changing send to described function computing unit;

Described function computing unit calculates according to default formula after receiving the data that described AD conversion unit sends, and obtains skin factor, then this skin factor is sent to described output unit;

Output unit receives the skin factor that described function computing unit sends, and sends to described data analysis module by interface.

Further, described data analysis module comprises input block and comparing unit, wherein:

Described input block is imported skin factor and time relation delta data in advance according to the Different Strata characteristic, and these data are sent to described comparing unit;

Described comparing unit receives skin factor and the time relation delta data that skin factor that described output unit sends and described input block send, according to time-varying relationship, judge after comparing, and judged result is sent to described monitoring modular and control module respectively with data mode.

Further, described monitoring modular comprises that the described comparing unit of demonstration sends the display of data and the alarm that abnormal results is reported to the police.

Further, described control module comprises the output pump pressure by controlling the sour pump of the described diesel engine action described notes of control and the single-chip microcomputer of flow.

The utlity model has following advantage:

1, the utility model adopts data processing module and data analysis module, can carry out automatically the data of gathering, Intelligent treatment, and show by monitoring modular, promote man-machine interaction, also acidification treater is controlled by control module, reduce human intervention, realize the automation of acidification monitoring.

2, the utility model is simple, the automatization level height, and can satisfy the individual demand of stratum acidification.

Description of drawings

Below in conjunction with accompanying drawing embodiment of the present utility model is described further:

Fig. 1 shows a kind of formation acidizing of the utility model and handles the monitoring system structural representation.

The specific embodiment

As shown in Figure 1, the utility model comprises data acquisition module 1, data processing module 2, data analysis module 3, monitoring modular 4, control module 5 and acidification treater 6.Wherein:

Data acquisition module 1 is gathered the transient data of acidification treater 6 at interval according to setting-up time, and with the transfer of data that collects to data processing module 2;

Data processing module 2 carries out analog-to-digital conversion after receiving the data that data acquisition module 1 sends, and calculating skin factor according to data after this conversion and the default formula that obtains by the acidification expert system, the skin factor that this is calculated sends to data analysis module 3 at last;

Data analysis module 3 receives the skin factor that data processing module 2 sends, and compares with default skin factor, and judges, and then this judged result is sent to monitoring modular 4 and control module 5 with data mode;

Monitoring modular 4 shows after receiving the judged result that data analysis module 3 sends;

Control module 5 receives after the judged result that data analysis module 3 sends to acidification treater 6 sending controling instructions, 6 actions of control acidification treater;

Acidification treater 6 carries out acidification according to the instruction action that control module 5 sends to the stratum.

The utility model adopts data processing module 2 and data analysis module 3, can carry out automatically the data of gathering, Intelligent treatment, and show by monitoring modular 4, promote man-machine interaction, also control by 5 pairs of acidification treaters of control module, reduce human intervention, realize the automation of acidification monitoring.

In the utility model, acidification treater comprises acid solution allotment case 62, the diesel engine 63 that connects by pipeline 61 and annotates sour pump 64, annotate sour pump 64 and move, acid solution is allocated acid solution deployed in the case 62 carry out acidification by pipeline 61 injection stratum by diesel engine 63.This diesel engine 63 also can adopt motor in the real work.

In the actual acidification process, acid solution is used liquid such as hydrochloric acid, mud acid, organic acid, retarded acid, many hydracids always.According to the stratum difference, this acid solution allocating dosage, ratio all have difference, and the acid solution allotment is theoretical common definite according to laboratory test, practical work experience and acid stimulation, carries out real time record and perfect then in the utility model monitor procedure.

In the utility model, data acquisition module 1 comprises pump pressure sensor 11 and the flow transmitter 12 that is separately positioned on sour pump 64 outlet lines 61 of notes.Pump pressure sensor 11 is used for measuring the instantaneous pump pressure of outlet of annotating sour pump 64, and flow transmitter 12 is used for measuring the sour pump 64 outlet instantaneous deliveries of notes.

In the utility model, data processing module 2 comprises AD conversion unit 21, function computing unit 22 and output unit 23.Wherein:

AD conversion unit 21 carries out analog-to-digital conversion after receiving the instantaneous pump pressure of the notes acid pump 64 that pump pressure sensor 11 and flow transmitter 12 send and flow, and the data after will changing send to function computing unit 22;

Function computing unit 22 calculates according to default formula after receiving the data that AD conversion unit 21 sends, and obtains skin factor, then this skin factor is sent to output unit 23;

Output unit 23 receives the skin factor that function computing unit 22 sends, and sends to data analysis module 3 by interface.

In the utility model, function computing unit 22 mesocuticle design formulas are:

$S=\frac{1}{0.868}[\frac{b}{m}-\log \left(\frac{K}{{\mathrm{\φ\μc}}_t{r_w}^2}\right)+3.23]$

Wherein, S is a skin factor, C _tBe overall fluid loss coefficient, r _wWellbore radius, φ are rock porosities, and m is a slope, and b is an intercept.M and b can preestablish, and also can obtain according to formation testing.

In the utility model, data analysis module 3 comprises input block 31 and comparing unit 32.Wherein:

Input block 31 is according to acidifying theory and simulation softward, sets up the acidification expert system at oil deposit parameter, oilwell parameter and the technological parameter etc. of the concrete oil well of operation, and goes out skin factor data over time by this expert system analog computation.So import skin factor and time relation delta data in advance according to the Different Strata characteristic, and these data sent to comparing unit 32;

Comparing unit 32 receives skin factor and the time relation delta data that skin factor that output unit 23 sends and input block 31 send, according to time-varying relationship, judge after comparing, and judged result is sent to monitoring modular 4 and control module 5 respectively with data mode.

Input block 31 can carry out the artificial input data.Can import according to the actual formation situation temporarily, also can import the data that can call in advance by the acidification expert system, the method for calling corresponding data according to the actual formation condition is carried out the data input again.Input block 31 improves the man-machine interaction level, and helps the perfect in actual use and upgrading of the utility model.

In the utility model, monitoring modular 4 comprises display 41 and alarm 42, and display 41 shows the data that comparing unit 32 sends, and 42 pairs of abnormal resultses of alarm are reported to the police.

In the utility model, control module 5 comprises single-chip microcomputer 51, and single-chip microcomputer 51 is annotated the output pump pressure and the flow of sour pump 64 by the 63 action controls of control diesel engine.Single-chip microcomputer 51 with low cost, reliable in action, the maintenanceability height.

The utility model is simple, the automatization level height, and can satisfy the individual demand that dissimilar formation acidizings are handled.

In sum; it below only is preferred embodiment of the present utility model; be not to be used to limit protection domain of the present utility model; therefore; all any modifications of within spirit of the present utility model and principle, being done, be equal to replacement, improvement etc., all should be included within the protection domain of the present utility model.

Claims (7)

1. a formation acidizing is handled monitoring system, it is characterized in that, comprising:

Data acquisition module (1), described data acquisition module (1) is gathered the transient data of acidification treater (6) at interval according to setting-up time, and the transfer of data that collects is arrived data processing module (2);

Data processing module (2), described data processing module (2) carries out analog-to-digital conversion after receiving the data that described data acquisition module (1) sends, and calculating skin factor according to data after this conversion and default formula, the skin factor that this is calculated sends to data analysis module (3) at last;

Data analysis module (3), described data analysis module (3) receives the skin factor that described data processing module (2) sends, judge after comparing with default skin factor, then this judged result is sent to monitoring modular (4) and control module (5) with data mode;

Monitoring modular (4), described monitoring modular (4) show after receiving the judged result that described data analysis module (3) sends;

Control module (5), described control module (5) receive after the judged result that described data analysis module (3) sends to acidification treater (6) sending controling instruction, control acidification treater (6) action;

Acidification treater (6), described acidification treater (6) carries out acidification according to the instruction action that described control module (5) sends to the stratum.

2. formation acidizing as claimed in claim 1 is handled monitoring system, it is characterized in that: described acidification treater (6) comprises acid solution allotment case (62), the diesel engine (63) that connects by pipeline (61) and annotates sour pump (64), the sour pump of described notes (64) moves by described diesel engine (63), and acid solution deployed in the described acid solution allotment case (62) is injected the stratum by described pipeline (61).

3. formation acidizing as claimed in claim 2 is handled monitoring system, and it is characterized in that: described data acquisition module (1) comprises pump pressure sensor (11) and the flow transmitter (12) that is separately positioned on the sour pump of described notes (64) outlet line (61).

4. formation acidizing as claimed in claim 3 is handled monitoring system, and it is characterized in that: described data processing module (2) comprises AD conversion unit (21), function computing unit (22) and output unit (23), wherein:

Described AD conversion unit (21) carries out analog-to-digital conversion after receiving the instantaneous pump pressure of the sour pump of described notes (64) that described pump pressure sensor (11) and flow transmitter (12) send and flow, and the data after will changing send to described function computing unit (22);

Described function computing unit (22) calculates according to default formula after receiving the data that described AD conversion unit (21) sends, and obtains skin factor, then this skin factor is sent to described output unit (23);

Output unit (23) receives the skin factor that described function computing unit (22) sends, and sends to described data analysis module (3) by interface.

5. formation acidizing as claimed in claim 4 is handled monitoring system, it is characterized in that: described data analysis module (3) comprises input block (31) and comparing unit (32), wherein:

Described input block (31) is imported skin factor and time relation delta data in advance according to the Different Strata characteristic, and these data are sent to described comparing unit (32);

Described comparing unit (32) receives skin factor and the time relation delta data that skin factor that described output unit (23) sends and described input block (31) send, according to time-varying relationship, judge after comparing, and judged result is sent to described monitoring modular (4) and control module (5) respectively with data mode.

6. formation acidizing as claimed in claim 5 is handled monitoring system, it is characterized in that: described monitoring modular (4) comprises and shows data display equipment (41) that described comparing unit (32) sends and to the abnormal results alarm (42) of reporting to the police.

7. formation acidizing as claimed in claim 5 is handled monitoring system, it is characterized in that: described control module (5) comprises by the output pump pressure of controlling described diesel engine (63) the action control sour pumps of described notes (64) and the single-chip microcomputer (51) of flow.

Images