CN204532178U - Intelligent drilling fluid quantity judging device and intelligent overflow and lost circulation early warning system - Google Patents
Intelligent drilling fluid quantity judging device and intelligent overflow and lost circulation early warning system Download PDFInfo
- Publication number
- CN204532178U CN204532178U CN201520146740.6U CN201520146740U CN204532178U CN 204532178 U CN204532178 U CN 204532178U CN 201520146740 U CN201520146740 U CN 201520146740U CN 204532178 U CN204532178 U CN 204532178U
- Authority
- CN
- China
- Prior art keywords
- drilling fluid
- value
- overflow
- liquid measure
- judging device
- 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.)
- Expired - Fee Related
Links
- 238000005553 drilling Methods 0.000 title claims abstract description 138
- 239000012530 fluid Substances 0.000 title claims abstract description 73
- 238000002347 injection Methods 0.000 claims abstract description 23
- 239000007924 injection Substances 0.000 claims abstract description 23
- 239000007788 liquid Substances 0.000 claims description 54
- 238000000034 method Methods 0.000 claims description 21
- 230000008569 process Effects 0.000 claims description 11
- 230000001174 ascending effect Effects 0.000 claims description 7
- 238000007599 discharging Methods 0.000 claims description 7
- 230000005540 biological transmission Effects 0.000 claims description 5
- 230000003321 amplification Effects 0.000 claims description 3
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 3
- 238000012544 monitoring process Methods 0.000 description 19
- 230000008859 change Effects 0.000 description 18
- 238000010586 diagram Methods 0.000 description 16
- 238000005259 measurement Methods 0.000 description 9
- 230000007306 turnover Effects 0.000 description 7
- 230000008014 freezing Effects 0.000 description 6
- 238000007710 freezing Methods 0.000 description 6
- 238000009434 installation Methods 0.000 description 6
- 239000000203 mixture Substances 0.000 description 6
- 125000004122 cyclic group Chemical group 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 230000001186 cumulative effect Effects 0.000 description 4
- 230000015572 biosynthetic process Effects 0.000 description 3
- 238000010276 construction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000011148 porous material Substances 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 238000007726 management method Methods 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000004308 accommodation Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 238000011022 operating instruction Methods 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000003756 stirring Methods 0.000 description 1
- 239000000725 suspension Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Landscapes
- Examining Or Testing Airtightness (AREA)
Abstract
The utility model provides a device and overflow and lost circulation intelligent early warning system are judged to drilling fluid volume intelligence, wherein, the device is judged to drilling fluid volume intelligence includes: the injection flowmeter is arranged in the drilling fluid injection pipe and used for measuring a first flow value of the injected drilling fluid; the discharge flowmeter is arranged in the drilling fluid discharge pipe and used for measuring a second flow value of the discharged drilling fluid; the data acquisition unit is connected with the injection flowmeter and the discharge flowmeter and is used for acquiring the first flow value measured by the injection flowmeter and the second flow value measured by the discharge flowmeter in real time; and the singlechip is connected with the data acquisition unit and is used for outputting an indication signal when judging that the difference between the first flow value and the second flow value is greater than a preset threshold value. The device can timely and accurately discover the overflow or lost circulation condition, and avoid or reduce accidents such as well drilling overflow or blowout.
Description
Technical field
The utility model relates to drilling well industry well control safety monitoring technology, particularly relates to the equipment of middle a kind of Real-Time Monitoring drilling fluid amount change, is exactly specifically a kind of drilling well liquid measure intelligent judging device and overflow and leakage intelligent early-warning system.
Background technology
In Process of Oil Well Drilling, overflow and leakage belong to multiple accident, and when formation pore pressure is greater than bottom pressure, the liquid in formation pore can immerse in well, cause mud pit level to rise and cause overflow; If there is leakage channel and certain spatial accommodation in stratum, or when well liquid column pressure is greater than formation pore pressure, then can there is leakage phenomenon.The generation of overflow and leakage can bring very large economic loss to drillng operation, and as easy as rolling off a logly causes contingency to cause casualties.
Therefore, prevent well kick and leakage from being one of important content of well control work.At present, the main tool preventing well kick and leakage from using comprehensively combines well instrument and drilling parameter measuring instrument, because rate of discharge is changed to basis to measure jar liquid surface, causes one side forecast data delayed, not in time; On the other hand existing measuring apparatus precision is low, and error of measured data is large, can not meet overflow and accurately measure and and the requirement of alarm.Therefore, drilling team can only take people's work area hilllock to observe the mode combined with measurement and prevent well kick and blowout, so not only consumes a large amount of manpower, and effect is also remarkable, is difficult to meet wellbore construction security needs.
In order to solve the problem, occur that a kind of China Patent Publication No. is the intelligent control method for drilling well overflow and leakage of CN101725327B, because this method for supervising only detects the change that liquid level (amount) filled with by monitoring drilling fluid, drilling liquid change is simultaneously revealed by mud again, add water, dosing, be communicated with between tank with tank or block, the impact of the stirring of agitator and the factors such as drilling fluid pot volume is large, this method for supervising can not accurately judge, Timeliness coverage overflow and circulation problems, still can not meet overflow accurately to measure and and the requirement of alarm.
Thus, oil field field of oil drilling needs one badly can accurately measuring well overflow and leakage, and and the device of alarm.
Utility model content
The utility model provides a kind of drilling well liquid measure intelligent judging device and overflow and leakage intelligent early-warning system, inject at drilling fluid respectively and discharge pipe installs flow meter, utilize the data on flows on data acquisition unit record two flow meters, the situation of change of the size Real-Time Monitoring drilling fluid turnover well head of the data on flows on two flow meters is compared by single-chip microcomputer, and then judge whether overflow or leakage occur, and then trigger alarm device is reported to the police, native system can find overflow or leakage situation in time, accurately.Creeping into, in cyclic process, Real-Time Monitoring is carried out in the drilling fluid amount change by flow meter to injecting, when discharging well head, and when injecting delivery flow difference and exceeding predetermined value, instrument automatic alarm, finds overflow or leakage situation in time, accurately for policymaker.Operator can take treatment measures in time, avoids or reduces the accidents such as drilling complexity situation, bit freezing, blowout.
Drilling well liquid measure intelligent judging device of the present utility model, comprising: inject flow meter, be arranged in drilling fluid ascending pipe, for measuring the first-class value injecting drilling fluid; Discharge currents gauge, is arranged in drilling fluid discharge pipe, for measuring the second value of discharging drilling fluid; Data acquisition unit, is connected with described injection flow meter and described discharge currents gauge, for the described second value of the described first-class value and described discharge currents flowmeter measurement that inject flowmeter survey described in Real-time Collection; Single-chip microcomputer, is connected with described data acquisition unit, exports an index signal during for judging that the difference of described first-class value and described second value is greater than a predetermined threshold value.
Overflow of the present utility model and leakage intelligent early-warning system, comprising: multiple drilling well liquid measure intelligent judging device, terminal and warning device.Each described drilling well liquid measure intelligent judging device comprises: inject flow meter, be arranged in drilling fluid ascending pipe, for measuring the first-class value injecting drilling fluid; Discharge currents gauge, is arranged in the vertical conduit of discharge drilling fluid, for measuring the second value of discharging drilling fluid; Data acquisition unit, is connected with described injection flow meter and described discharge currents gauge, for the described second value of the described first-class value and described discharge currents flowmeter measurement that inject flowmeter survey described in Real-time Collection; Single-chip microcomputer, is connected with described data acquisition unit, exports an index signal during for judging that the difference of described first-class value and described second value is greater than a predetermined threshold value.Terminal, is connected with multiple described drilling well liquid measure intelligent judging device, for receiving the described index signal that described single-chip microcomputer exports; Warning device, is connected with described terminal, sends alarm signal during for receiving described index signal.
The utility model provides a kind of drilling well liquid measure intelligent judging device and overflow and leakage intelligent early-warning system, each installation flow meter on discharge pipe is injected respectively at drilling fluid, the data on flows of recycling data acquisition unit Real-time Collection two cmf records, and the situation of change of the size Real-Time Monitoring drilling fluid turnover well head of the data on flows on two flow meters is compared by single-chip microcomputer, and then judge whether overflow or leakage occur, thus trigger alarm device is reported to the police, and can find overflow or leakage situation in time, accurately.Specifically, creeping into, in cyclic process, Real-Time Monitoring is carried out by the change of flow meter to drilling well liquid measure when injection, discharge well head, when injecting delivery flow difference and exceeding predetermined value, instrument automatic alarm, find overflow or leakage situation in time, accurately for policymaker, operator can take treatment measures in time, avoids or reduces the accidents such as drilling complexity situation, bit freezing, blowout.
It is to be understood that above-mentioned general description and following detailed description of the invention are only exemplary and illustrative, its can not limit the utility model for advocate scope.
Accompanying drawing explanation
Appended accompanying drawing is below a part for manual of the present utility model, and it depicts example embodiment of the present utility model, and appended accompanying drawing is used for principle of the present utility model is described together with the description of manual.
The composition frame chart of a kind of drilling well liquid measure intelligent judging device that Fig. 1 provides for the utility model embodiment;
The block diagram of the embodiment one of the single-chip microcomputer of a kind of drilling well liquid measure intelligent judging device that Fig. 2 provides for the utility model embodiment;
The block diagram of the embodiment two of the single-chip microcomputer of a kind of drilling well liquid measure intelligent judging device that Fig. 3 provides for the utility model embodiment;
The block diagram of the embodiment three of the single-chip microcomputer of a kind of drilling well liquid measure intelligent judging device that Fig. 4 provides for the utility model embodiment
The composition frame chart of the embodiment one of a kind of overflow that Fig. 5 provides for the utility model embodiment and leakage intelligent early-warning system;
The composition frame chart of the embodiment two of a kind of overflow that Fig. 6 provides for the utility model embodiment and leakage intelligent early-warning system;
The application schematic diagram of the actual environment one of a kind of drilling well liquid measure intelligent judging device that Fig. 7 provides for the utility model embodiment;
The application schematic diagram of the actual environment two of a kind of drilling well liquid measure intelligent judging device that Fig. 8 provides for the utility model embodiment;
The application schematic diagram of the actual environment one of a kind of overflow that Fig. 9 provides for the utility model embodiment and leakage intelligent early-warning system;
The application schematic diagram of the actual environment two of a kind of overflow that Figure 10 provides for the utility model embodiment and leakage intelligent early-warning system;
The application schematic diagram of the actual environment three of a kind of overflow that Figure 11 provides for the utility model embodiment and leakage intelligent early-warning system.
Reference numeral illustrates:
1 drilling fluid ascending pipe 2 pit shaft
VERTICAL TUBE 4 drilling fluid discharge horizontal pipe discharged by 3 drilling fluids
5 drilling fluid transfer tube 6 slush pumps
100 drilling well liquid measure intelligent judging device
10 inject flow meter 20 discharge currents gauge
30 data acquisition unit 40 single-chip microcomputers
41 microprocessor 42 bus boards
43 light-emitting diode display 44 keyboards
200 terminal 300 warning devices
L indicator lamp group
310 green indicating lamp 320 yellow indicator lamps
330 red leds
Detailed description of the invention
Clearly understand for making the object of the utility model embodiment, technical scheme and advantage, below by with accompanying drawing and describe the spirit clearly demonstrating the utility model institute disclosure in detail, any art technician is after the embodiment understanding the utility model content, when can by the technology of the utility model content institute teaching, be changed and modify, it does not depart from spirit and the scope of the utility model content.
Schematic description and description of the present utility model for explaining the utility model, but not as to restriction of the present utility model.In addition, in drawings and the embodiments use element/component that is identical or like numerals will to be used to represent identical or similar portions.
About " first " used herein, " second " ... Deng, the not special meaning of censuring order or cis-position, is also not used to limit the utility model, and it is only in order to distinguish the element or operation that describe with constructed term.
About direction used herein term, such as: upper and lower, left and right, front or rear etc., be only the direction with reference to accompanying drawing.Therefore, the direction term of use is used to illustrate and is not used for limiting this creation.
About " comprising " used herein, " comprising ", " having ", " containing " etc., be open term, namely mean including but not limited to.
About used herein " and/or ", comprise the arbitrary of described things or all combine.
About term used herein " roughly ", " about " etc., in order to modify any can the quantity of microvariations or error, but this slight variations or error can't change its essence.Generally speaking, the scope of the microvariations that this type of term is modified or error can be 20% in some embodiments, can be 10% in some embodiments, can be 5% or other numerical value in some embodiments.It will be understood by those skilled in the art that the aforementioned numerical value mentioned can adjust according to actual demand, not as limit.
About word used herein (terms), apart from especially indicate outside, usually have each word use in this area, this application content in the usual meaning in special content.Some in order to the word that describes the application by lower or discuss in the other places of this manual, to provide those skilled in the art about guiding extra in the description of the application.
The composition frame chart of a kind of drilling well liquid measure intelligent judging device that Fig. 1 provides for the utility model embodiment, as shown in Figure 1, described drilling well liquid measure intelligent judging device comprises injects flow meter 10, discharge currents gauge 20, data acquisition unit 30 and single-chip microcomputer 40, wherein, injecting flow meter 10 is arranged in drilling fluid ascending pipe, injects flow meter 10 for measuring the first-class value injecting drilling fluid; Discharge currents gauge 20 is arranged in drilling fluid discharge pipe, and discharge currents gauge 20 discharges the second value of drilling fluid for measuring; Data acquisition unit 30 is connected with described injection flow meter 10 and described discharge currents gauge 20, the described second value that data acquisition unit 30 is measured for the described first-class value and described discharge currents gauge 20 injecting flow meter 10 measurement described in Real-time Collection; Single-chip microcomputer 40 is connected with described data acquisition unit 30, exports an index signal when single-chip microcomputer 40 is for judging that the difference of described first-class value and described second value is greater than a predetermined threshold value.
See Fig. 1, inject at drilling fluid respectively, each installation flow meter on discharge pipe, the data on flows of recycling data acquisition unit 30 Real-time Collection two cmf records, and be delivered to single-chip microcomputer 40 in real time, single-chip microcomputer 40 is by comparing the situation of change of the relation Real-Time Monitoring drilling fluid turnover well head of the flow value on two flow meters, and then output index signal, can be timely, find overflow or leakage situation accurately, timely for policymaker, find overflow or leakage situation accurately, operator can take treatment measures in time, avoid or reduce drilling complexity situation, bit freezing, the accidents such as blowout.
In a specific embodiment of the present utility model, injecting flow meter 10 is arranged in the VERTICAL TUBE of drilling fluid discharge pipe, drilling fluid discharge pipe comprises VERTICAL TUBE and horizontal tube, in VERTICAL TUBE, drilling fluid is full state, injection flow meter 10 can accurately measure flow value when drilling fluid is discharged, and improves the precision of drilling well liquid measure intelligent judging device.
Refer again to Fig. 1, in a specific embodiment of the present utility model, described injection flow meter 10 is the ultrasonic flowmeter that time difference method and Doppler method automatically switch; Described discharge currents gauge 20 is contactless multichannel flow meter.Namely the ultrasonic flowmeter that time difference method and Doppler method automatically switch is applicable to the liquid being full of airtight full packages road, is applicable to again the liquid flow measurement containing solid suspension and bubble; Contactless multichannel flow meter is applicable to the on-line proving of fluid flow in various industry spot and patrols and examines measurement, has the features such as certainty of measurement is high, uniformity good, powered battery, simple to operate, easy to carry, volume is little.Fully take into account the particularity of drilling well industry, the precise monitoring of drilling fluid amount change can be realized.
The block diagram of the embodiment one of the single-chip microcomputer of a kind of overflow that Fig. 2 provides for the utility model embodiment and leakage intelligent early-warning device, as shown in Figure 2, described single-chip microcomputer 40 comprises microprocessor 41 and bus board 42, bus board 42 is connected with described microprocessor 41, and bus board 42 is for sending out described first-class value and described second value wireless mode.
With reference to Fig. 2, single-chip microcomputer 40 can be field programmable gate array (FPGA), digital signal processor (DSP), special IC (ASIC) etc., and the utility model is not as limit.Bus board 42 is for sending described first-class value and described second value, flow value can be sent by wired mode or wireless mode, wired mode can be cable, optical fiber, twisted-pair feeder etc., wireless mode can be mobile radio communication, WIFI, WLAN etc., and the utility model is not as limit.Injection, discharge currents value can send out in real time, accurately can measure the change of drilling well liquid measure, and alarm, save manpower, meet wellbore construction security needs.
In a specific embodiment of the present utility model, described bus board 42 comprises remote data transmission MODBUS board (not indicating in figure) further, and remote data transmission MODBUS board is used for carrying out filter and amplification, anti-interference process to data-signal.Send again after filter and amplification, anti-interference process are carried out to data-signal, avoid distortion or loss in signals transmission, the precision of the test improved further.
The block diagram of the embodiment two of the single-chip microcomputer of a kind of overflow that Fig. 3 provides for the utility model embodiment and leakage intelligent early-warning device, as shown in Figure 3, described single-chip microcomputer 40 also comprises light-emitting diode display 43, light-emitting diode display 43 is connected with described microprocessor 41, and light-emitting diode display 43 is for showing described first-class value and described second value in real time.Wherein, described first-class value comprises the first instantaneous delivery value and the first cumulative flow value; Described second value comprises the second instantaneous delivery value and the second cumulative flow value
With reference to Fig. 3, light-emitting diode display 43 is the described first-class value of display and described second value in real time, i.e. light-emitting diode display 43 display the first instantaneous delivery value, the first cumulative flow value, the second instantaneous delivery value and the second cumulative flow value in real time, can for Field Force's viewing, drilling well liquid measure can be observed whether exception occurs within the very first time, further increase the reliability of overflow and leakage intelligent early-warning device.
The block diagram of the embodiment three of the single-chip microcomputer of a kind of overflow that Fig. 4 provides for the utility model embodiment and leakage intelligent early-warning device, as shown in Figure 4, described single-chip microcomputer also comprises keyboard 44, keyboard 44 is connected with described microprocessor 41, keyboard 44 arrange in bus board 42 and light-emitting diode display 43 one or two.
With reference to Fig. 4, administrative staff can write the driver of each unit in single-chip microcomputer 40 by keyboard 44, to the selection space that user is larger, improve the range of application of the utility model overflow and leakage intelligent early-warning device.
The composition frame chart of the embodiment one of a kind of overflow that Fig. 5 provides for the utility model embodiment and leakage intelligent early-warning system, with reference to Fig. 5, described overflow and leakage intelligent early-warning system comprise: multiple drilling well liquid measure intelligent judging device 100, terminal 200 and warning device 300; Wherein, each described drilling well liquid measure intelligent judging device 100) comprise further and inject flow meter 10, discharge currents gauge 20, data acquisition unit 30 and single-chip microcomputer 40.Injecting flow meter 10 is arranged in drilling fluid ascending pipe, injects flow meter 10 for measuring the first-class value injecting drilling fluid; Discharge currents gauge 20 is arranged in the vertical conduit of discharge drilling fluid, and discharge currents gauge 20 discharges the second value of drilling fluid for measuring; Data acquisition unit 30 is connected with described injection flow meter 10 and described discharge currents gauge 20, the described second value that data acquisition unit 30 is measured for the described first-class value and described discharge currents gauge 20 injecting flow meter 10 measurement described in Real-time Collection; Single-chip microcomputer 40 is connected with described data acquisition unit 30, exports an index signal when single-chip microcomputer 40 is for judging that the difference of described first-class value and described second value is greater than a predetermined threshold value.Terminal 200 is connected with multiple described drilling well liquid measure intelligent judging device 100, the described index signal that terminal 200 exports for receiving described single-chip microcomputer 40; Warning device 300 is connected with described terminal 200, sends alarm signal when warning device 300 is for receiving described index signal.
With reference to Fig. 5, each installation flow meter on drilling fluid injection, discharge pipe respectively, utilize the data on flows of data acquisition unit Real-time Collection two cmf records, single-chip microcomputer is by comparing the situation of change of the size Real-Time Monitoring drilling fluid turnover well head of the flor rate data value on two flow meters, and then judge whether overflow or leakage occur, and export index signal to terminal 200, index signal is sent to warning device 300 by terminal 200 again, thus trigger alarm device is reported to the police, and can find overflow or leakage situation in time, accurately.Specifically, creeping into, in cyclic process, Real-Time Monitoring is carried out by the change of flow meter to the drilling well liquid measure of injection, discharge well head, when injection, delivery flow difference exceed predetermined value, early warning system automatic alarm, find overflow or leakage situation in time, accurately for policymaker, operator can take treatment measures in time, avoids or reduces the accidents such as drilling complexity situation, bit freezing, blowout.
The composition frame chart of the embodiment two of a kind of overflow that Fig. 6 provides for the utility model embodiment and leakage intelligent early-warning system, as shown in Figure 6, described warning device 300 comprises the indicator lamp group L that many groups correspond to described single-chip microcomputer 40, often organizes described indicator lamp group and comprises green indicating lamp 310, yellow indicator lamp 320 and red led 330.
See Fig. 6, described index signal comprises leakage index signal, overflow index signal and normal index signal, and wherein, green indicating lamp 310 represents normal, yellow indicator lamp 320 represents leakage (leakage), and red led 330 represents overflow (blowout).Described single-chip microcomputer 40 exports leakage index signal when judging that the difference that described first-class value deducts described second value is greater than described predetermined threshold value, and described yellow indicator lamp is lighted, and shows that drilling fluid is missed (leakage); Described single-chip microcomputer 40 exports overflow index signal when judging that the difference that described second value deducts described first-class value is greater than described predetermined threshold value, and described red led is lighted, and shows drilling fluid generation overflow (blowout); Described single-chip microcomputer 40 exports normal index signal when judging that the difference of described first-class value and described second value is less than or equal to described predetermined threshold value, and described green indicating lamp is lighted, and shows that drilling well liquid measure is normal.
An above-mentioned just embodiment of the present utility model, in other embodiments, described warning device 300 can also by different auditory tone cues drilling well administrative staff, and can also pass through acousto-optic hint administrative staff, the utility model is not as limit simultaneously.Warning device of the present utility model is simple and reliable, is applicable to drillng operation environment, can ensure that policymaker finds overflow or leakage situation in time, accurately.
The application schematic diagram of the actual environment one of a kind of drilling well liquid measure intelligent judging device that Fig. 7 provides for the utility model embodiment, as shown in Figure 7, drilling well liquid measure intelligent judging device comprises injects flow meter 10, discharge currents gauge 20, data acquisition unit 30 and single-chip microcomputer 40.In the utility model one embodiment, inject flow meter 10 and be arranged in standpipe 1, slush pump 6 injects drilling fluid by standpipe 1 in well; Discharge currents gauge 20 is arranged in the vertical conduit 3 between blowout preventer top and well head; Drilling fluid flows out from standpipe 1 bottom, and after moistening drilled soil, under the effect of pit shaft 2 pressure, enter in vertical conduit 3, vertical conduit 3 can be the pipe of inner sleeve standpipe 1, and the utility model is not as limit; Then drilling fluid enters horizontal duct 4, is finally drawn in standpipe 1 by slush pump 6, forms a circulation.
The application schematic diagram of the actual environment two of a kind of drilling well liquid measure intelligent judging device that Fig. 8 provides for the utility model embodiment, see Fig. 8, the difference of Fig. 8 and Fig. 7 is, drilling fluid flow in a container and (even flow into and dig in what a hole in advance from horizontal duct 4, the utility model is not as limit), after slush pump 6 inhales drilling fluid by a flexible pipe in container, inject standpipe 1 and form a circulation, overflow or leakage situation can be dealt with by a containers store drilling fluid, when there is overflow, be unlikely to drilling fluid sinuous flow everywhere, even blowout, when there is leakage, be unlikely to do not have drilling fluid can supply to inject, the reliability of guarantee system.
The application schematic diagram of the actual environment one of a kind of overflow that Fig. 9 provides for the utility model embodiment and leakage intelligent early-warning system, as shown in Figure 9, described overflow and leakage intelligent early-warning system comprise: multiple drilling well liquid measure intelligent judging device 100, terminal 200 and warning device 300, drilling well liquid measure intelligent judging device 100 is identical with the drilling well liquid measure intelligent judging device in Fig. 7, repeats no more herein.Terminal 200 is connected with multiple described drilling well liquid measure intelligent judging device 100, the described index signal that terminal 200 exports for receiving described single-chip microcomputer 40; Warning device 300 is connected with described terminal 200, sends alarm signal when warning device 300 is for receiving described index signal.
With reference to Fig. 9, each installation flow meter on each drilling fluid injection, discharge pipe respectively, utilize the data on flows of data acquisition unit Real-time Collection two cmf records, single-chip microcomputer is by comparing the size of the flor rate data value on two flow meters, with the situation of change of Real-Time Monitoring drilling fluid turnover well head, and then judge whether overflow or leakage occur, and export index signal to terminal 200, index signal is sent to warning device 300 by terminal 200 again, thus trigger alarm device is reported to the police, and can find overflow or leakage situation in time, accurately.Specifically, creeping into, in cyclic process, Real-Time Monitoring is carried out by the change of flow meter to the drilling well liquid measure of injection, discharge well head, when injection, delivery flow difference exceed predetermined value, early warning system automatic alarm, find overflow or leakage situation in time, accurately for policymaker, operator can take treatment measures in time, avoids or reduces the accidents such as drilling complexity situation, bit freezing, blowout.Utilize a terminal 200 and warning device 300 can monitor the drilling well liquid measure situation of multiple drilling well, achieve centralized watch, save manpower.
The application schematic diagram of the actual environment two of a kind of overflow that Figure 10 provides for the utility model embodiment and leakage intelligent early-warning system, the different of Figure 10 and Fig. 9 are, multiple single-chip microcomputer 40 wirelessly transmits data to terminal 200, the utility model does not specifically limit communication, as long as can reach the utility model object.Adopt communication, save winding displacement, reduce costs further, be applicable to field drillng operation.
The application schematic diagram of the actual environment three of a kind of overflow that Figure 11 provides for the utility model embodiment and leakage intelligent early-warning system, the different of Figure 11 and Figure 10 are, horizontal duct 4 has two, all can discharging drilling fluid, now container is made into annular proper, and this implements in a novel specific embodiment, and container is the annular ditch around well head, for holding turnover drilling fluid, the utility model is not as limit.
In addition, described terminal 50 can based on WINDOWS platform, the proprietary a set of complete Chinese configuration software of terminal 50 builds monitoring system, realizes in real time and historical data curve display, optimum configurations, warning and storage real time data, forms DCS system with single-chip microcomputer.By intelligent algorithm, according to technique and image data, analyses and prediction, provide overflow and the leakage early warning information of on-the-spot drilling well, have self-test and the simulation test function of software.
Further, complete Chinese configuration software builds monitoring system based on WINDOWS platform, for Fast Construction and the configuration software generating Monitor Computer Control System, can run on the operating systems such as MICROSOFT WINDOWS95/98/ME/NT/2000.On-site data gathering, real-time and historical data process, warning and security mechanism, Row control, animation display, trend curve and the function such as report output and enterprise supervision network can be completed.
Further, configuration software has the outstanding features such as easy and simple to handle, visual good, maintainable strong, high-performance, high reliability, the fields such as petrochemical industry, steel industry, power system, water treatment, Environmental Monitoring, machine-building, communications and transportation, energy and raw material, agricultural automation, Aero-Space are successfully applied to, through the long-term actual motion at various scene, system stability is reliable.
Further, the basic function system that terminal 50 has manages: user's login, priority assignation, user management, window management, password amendment, user exit.Main window is used for: data acquisition with show in real time; Data window is used for: the real-time form display of data; Curves Window is used for: data real-time curve shows; Form window: data statistics form and output; Device window is used for: equipment opens/stops, Signal Pretreatment; Signal transacting is used for: carry out range, scale conversion to the signal gathered; Alert process is used for: report to the police and record to data bound; Tool window is used for: provide copy editor, for log recording; Help window is used for: regarding system software function and operating instruction; System windows is used for: software for display copyright, exploitation and service hotline.
Concrete operation step of the present utility model comprises: (1) turn on pump, normally creep into, and circulation of drilling fluid normally observes discharge currents gauge afterwards, opens a whole set of intelligent early-warning device after flow meter reading to be discharged is stable; (2) data of collection are transferred to single-chip microcomputer by data acquisition module by the reading of injecting flow meter and discharge currents gauge, are then transferred to terminal by the wireless transmission function of bus board; (3) terminal judges reading.If it is normal equal or close to discharge currents gauge reading warning device to inject meter readings; If inject meter readings to be greater than discharge currents gauge reading, warning device carries out leakage and reports to the police, and at this moment needs sleeve pipe perhaps to have leak source, needs leak stopping; If inject meter readings to be less than discharge currents gauge reading, warning device carries out overflow warning, at this moment needs to increase drilling fluid density and carries out kill-job operation.
The utility model provides a kind of overflow and leakage intelligent early-warning device, inject at drilling fluid respectively, each installation flow meter on discharge pipe, utilize the data on flows of data acquisition unit Real-time Collection two cmf records, single-chip microcomputer is by comparing the situation of change of the size Real-Time Monitoring drilling fluid turnover well head of the flor rate data value on two flow meters, and then judge whether overflow or leakage occur, then overflow or leakage situation are sent to terminal with the form of index signal, terminal is reported to the police according to index signal trigger alarm device, can be timely, find overflow or leakage situation accurately.Specifically, creeping into, in cyclic process, Real-Time Monitoring is carried out by the change of flow meter to drilling well liquid measure when injection, discharge well head, when injecting, discharging well head flow difference and exceed predetermined value, instrument automatic alarm, find overflow or leakage situation in time, accurately for policymaker, operator can take treatment measures in time, avoids or reduces the accidents such as drilling complexity situation, bit freezing, blowout.
The utility model at least also has following effective effect:
1. the utility model carries out Real-Time Monitoring by flow meter to into and out of drilling fluid amount change during well head, when passing in and out well head flow difference and exceeding predetermined value, and instrument automatic alarm, for policymaker in time, accurately, find overflow or leakage amount;
2. the utility model utilizes the mode being arranged through network wireless Signal transmissions of single-chip microcomputer, is communicated to computer through data acquisition, simple and reliable, is applicable to the needs of situ of drilling well;
3. injection flow meter of the present utility model is arranged between slush pump and standpipe, and discharge currents gauge is arranged on the vertical conduit between blowout preventer top and well head, and easy for installation, simple to operate, stable performance, measurement are accurate.
The foregoing is only the schematic detailed description of the invention of the utility model, under the prerequisite not departing from design of the present utility model and principle, the equivalent variations that any those skilled in the art makes and amendment, all should belong to the scope of the utility model protection.
Claims (10)
1. a drilling well liquid measure intelligent judging device, is characterized in that, described drilling well liquid measure intelligent judging device comprises:
One injects flow meter (10), is arranged in drilling fluid ascending pipe, for measuring the first-class value injecting drilling fluid;
One discharge currents gauge (20), is arranged in drilling fluid discharge pipe, for measuring the second value of discharging drilling fluid;
One data acquisition unit (30), be connected with described injection flow meter (10) and described discharge currents gauge (20), for injecting described first-class value that flow meter (10) measures and the described second value that described discharge currents gauge (20) is measured described in Real-time Collection; And
One single-chip microcomputer (40), is connected with described data acquisition unit (30), exports an index signal during for judging that the difference of described first-class value and described second value is greater than a predetermined threshold value.
2. drilling well liquid measure intelligent judging device as claimed in claim 1, it is characterized in that, discharge currents gauge (20), is arranged in the VERTICAL TUBE of drilling fluid discharge pipe.
3. drilling well liquid measure intelligent judging device as claimed in claim 1, is characterized in that, the ultrasonic flowmeter that described injection flow meter (10) is automatically switched for time difference method and Doppler method; Described discharge currents gauge (20) is contactless multichannel flow meter.
4. drilling well liquid measure intelligent judging device as claimed in claim 1, it is characterized in that, described single-chip microcomputer (40) comprising:
One microprocessor (41); And
One bus board (42), is connected with described microprocessor (41), for described first-class value and described second value wirelessly being sent out.
5. drilling well liquid measure intelligent judging device as claimed in claim 4, it is characterized in that, described bus board (42) comprises further:
One remote data transmission MODBUS board, for carrying out filter and amplification, anti-interference process to data-signal.
6. drilling well liquid measure intelligent judging device as claimed in claim 4, it is characterized in that, described single-chip microcomputer (40) also comprises:
One light-emitting diode display (43), is connected with described microprocessor (41), for showing described first-class value and described second value in real time.
7. drilling well liquid measure intelligent judging device as claimed in claim 4, it is characterized in that, described single-chip microcomputer (40) also comprises:
One keyboard (44), is connected with described microprocessor (41), one or two for arranging in bus board (42) and light-emitting diode display (43).
8. overflow and a leakage intelligent early-warning system, is characterized in that, described overflow and leakage intelligent early-warning system comprise:
Multiple drilling well liquid measure intelligent judging device (100);
Each described drilling well liquid measure intelligent judging device (100) comprising:
One injects flow meter (10), is arranged in drilling fluid ascending pipe, for measuring the first-class value injecting drilling fluid;
One discharge currents gauge (20), is arranged in the vertical conduit of discharge drilling fluid, for measuring the second value of discharging drilling fluid;
One data acquisition unit (30), be connected with described injection flow meter (10) and described discharge currents gauge (20), for injecting described first-class value that flow meter (10) measures and the described second value that described discharge currents gauge (20) is measured described in Real-time Collection; And
One single-chip microcomputer (40), is connected with described data acquisition unit (30), exports an index signal during for judging that the difference of described first-class value and described second value is greater than a predetermined threshold value;
One terminal (200), is connected with multiple described drilling well liquid measure intelligent judging device (100), for receiving the described index signal that described single-chip microcomputer (40) exports; And
One warning device (300), being connected with described terminal (200), sending alarm signal during for receiving described index signal.
9. overflow as claimed in claim 8 and leakage intelligent early-warning system, is characterized in that, described warning device (300) comprises the indicator lamp group (L) that many groups correspond to described single-chip microcomputer (40),
Often organize described indicator lamp group and comprise a green indicating lamp (310), a yellow indicator lamp (320) and a red led (330).
10. overflow as claimed in claim 8 and leakage intelligent early-warning system, it is characterized in that, described terminal (200) is based on WINDOWS platform.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520146740.6U CN204532178U (en) | 2015-03-16 | 2015-03-16 | Intelligent drilling fluid quantity judging device and intelligent overflow and lost circulation early warning system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201520146740.6U CN204532178U (en) | 2015-03-16 | 2015-03-16 | Intelligent drilling fluid quantity judging device and intelligent overflow and lost circulation early warning system |
Publications (1)
Publication Number | Publication Date |
---|---|
CN204532178U true CN204532178U (en) | 2015-08-05 |
Family
ID=53746201
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201520146740.6U Expired - Fee Related CN204532178U (en) | 2015-03-16 | 2015-03-16 | Intelligent drilling fluid quantity judging device and intelligent overflow and lost circulation early warning system |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN204532178U (en) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106609661A (en) * | 2015-10-26 | 2017-05-03 | 中石化石油工程技术服务有限公司 | A drilling fluid flow detection device and method |
CN108729868A (en) * | 2018-05-25 | 2018-11-02 | 中国海洋石油集团有限公司 | A kind of deep sea drilling overflow and leakage monitoring method |
CN108868687A (en) * | 2017-05-15 | 2018-11-23 | 中国石油化工股份有限公司 | A kind of method of leak-proof leak-stopping |
WO2019241980A1 (en) * | 2018-06-22 | 2019-12-26 | Hydril USA Distribution LLC | Method and apparatus for early detection of kicks |
CN111749633A (en) * | 2020-06-24 | 2020-10-09 | 中国石油天然气集团有限公司 | Continuous tripping and drilling overflow and leakage monitoring method |
-
2015
- 2015-03-16 CN CN201520146740.6U patent/CN204532178U/en not_active Expired - Fee Related
Cited By (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106609661A (en) * | 2015-10-26 | 2017-05-03 | 中石化石油工程技术服务有限公司 | A drilling fluid flow detection device and method |
CN108868687A (en) * | 2017-05-15 | 2018-11-23 | 中国石油化工股份有限公司 | A kind of method of leak-proof leak-stopping |
CN108868687B (en) * | 2017-05-15 | 2020-08-11 | 中国石油化工股份有限公司 | Leakage-proof and plugging method |
CN108729868A (en) * | 2018-05-25 | 2018-11-02 | 中国海洋石油集团有限公司 | A kind of deep sea drilling overflow and leakage monitoring method |
WO2019241980A1 (en) * | 2018-06-22 | 2019-12-26 | Hydril USA Distribution LLC | Method and apparatus for early detection of kicks |
CN111749633A (en) * | 2020-06-24 | 2020-10-09 | 中国石油天然气集团有限公司 | Continuous tripping and drilling overflow and leakage monitoring method |
CN111749633B (en) * | 2020-06-24 | 2022-08-12 | 中国石油天然气集团有限公司 | Continuous tripping and drilling overflow and leakage monitoring method |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN204532178U (en) | Intelligent drilling fluid quantity judging device and intelligent overflow and lost circulation early warning system | |
CN202108504U (en) | Flow difference well kick well leakage forecasting system | |
CN202866782U (en) | Well drilling well control parameter intelligent monitoring system | |
CN103470202B (en) | The online comprehensive monitoring of overflow and method for early warning in oil gas well drilling process | |
MX2015001078A (en) | Monitoring, diagnosing and optimizing gas lift operations. | |
CN111537025A (en) | Water-soil interface rationalization monitoring devices and reservoir area hydro-fluctuation belt monitoring system based on same | |
CN202531137U (en) | Automatic measuring, regulating and monitoring separated layer injection water distributor | |
CN202230595U (en) | Multichannel data acquisition system used for vibrating wire transducers | |
CN203347844U (en) | Hydrological dynamic monitoring and alarming system for coal mine | |
CN102692931A (en) | Monitoring system and monitoring method for liquid level of fire-fighting high-altitude water tank for tunnel | |
CN105114055A (en) | Test method for transport simulation of pulverized coal mined and output from coal-bed gas well | |
CN203335066U (en) | Ground monitoring device for early overflow and leakage | |
CN112798316A (en) | Comprehensive performance test system of development machine | |
CN201037415Y (en) | Kick and circulation loss monitoring system | |
CN209761416U (en) | Intelligent monitoring and early warning system for drilling liquid level | |
CN208183704U (en) | The safety pre-warning system in tunnel portal slope construction stage | |
CN105927195A (en) | Intelligent chemical adding method for natural gas well and system for realizing method | |
CN201152171Y (en) | Drilling mud integral parameter measuring equipment | |
CN102748006B (en) | Underground work remote supervision system | |
CN204374737U (en) | Water source well management control system | |
CN204591261U (en) | A kind of oil drilling ultrasonic liquid level monitoring device | |
CN106050307A (en) | Spontaneous emission portable tunnel construction safe early-warning system and method | |
CN204511424U (en) | Non-contact type ultrasonic level monitoring system under a kind of oil well | |
CN107989602B (en) | Underground fracturing data wireless transmission device | |
CN105840178A (en) | On-line monitoring system and method for dissolution cavity of salt cavern storage |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150805 |
|
CF01 | Termination of patent right due to non-payment of annual fee |