CN205638443U - Engineering parameter of deep water drilling string is along with boring measuring device - Google Patents

Engineering parameter of deep water drilling string is along with boring measuring device Download PDF

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Publication number
CN205638443U
CN205638443U CN201521054433.1U CN201521054433U CN205638443U CN 205638443 U CN205638443 U CN 205638443U CN 201521054433 U CN201521054433 U CN 201521054433U CN 205638443 U CN205638443 U CN 205638443U
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China
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drill string
module
measurement
engineering parameter
deep water
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CN201521054433.1U
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Inventor
连志龙
周英操
蒋宏伟
霍宗强
杨尧焜
李牧
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China National Petroleum Corp
CNPC Engineering Technology R&D Co Ltd
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China National Petroleum Corp
CNPC Drilling Research Institute Co Ltd
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Abstract

The utility model provides an engineering parameter of deep water drilling string is along with boring measuring device, the device contains: drive on the top, drilling string, measurement nipple joint, a data transmission module and the 2nd data transmission module, the top is driven and is used for providing drilling string drive power, measure the nipple joint top with the top is driven continuously, measure the nipple joint bottom with the drilling string links to each other for gather the engineering parameter of drilling string in drilling process, a data transmission module respectively with measure the nipple joint with the 2nd data transmission module links to each other, is used for providing measure the nipple joint with data communication between the 2nd data transmission module, the 2nd data transmission module is used for real -time supervision real -time prewarning and analysis processes are carried out to the operating condition of drilling string to the engineering parameter of drilling string.

Description

The engineering parameter measurement-while-drilling device of deep water drill string
Technical field
This utility model relates to offshore oil natural gas and gathers field, the engineering parameter measurement-while-drilling device of a kind of deep water drill string can monitored drill string state in real time in drilling process.
Background technology
Deep water drill string force state is sufficiently complex and severe.The chance mechanism of the marine environment load such as top wind-engaging, wave, ocean current and tide and the synergy of platform motion, cause drill string and marine riser coupling contact;Bottom drill bit is by the contact force of active force, the borehole wall and the drill string on stratum;Additionally, also there is fluid structurecoupling power between drilling fluid and drill string, cause drillstring motion abnormal state complicated.Drill string would generally produce skew (peak excursion distance is more than 100 meters), vibrate, waves etc. the compound movement of multi-form.In order to improve science and the safety of Offshore Operation, grasp stress and the characteristics of motion of deep water drill string, need drilling liquid pressure and temperature etc. in engineering parameter the pressure of the drill, moment of torsion, moment of flexure, displacement, rotating speed and the drill string of collection deep water drill string.
At present, the method for the engineering parameter obtaining deep water drill string can be divided into ground (or nearly well head) collection indirectly, ground directly gathers and down-hole directly gathers three kinds.Wherein, the method that ground gathers indirectly is the most commonly used due to low cost, but accuracy is inadequate.Such as, the measurement to drill string torque is mainly carried out on wellhead assembly or motor shaft, it is impossible to accurately record the actual torque of drill string.To parameters such as drill stem buckling stress and displacements, the method that ground gathers indirectly cannot record especially.The direct acquisition method in down-hole has the advantages that accuracy is high, but cannot obtain the engineering parameter by the serious upper drilling string of marine environment loading effect, and due to underground survey device work under bad environment, service fee is high, thus fails to be generalizable.In the world, the StringSense system of national oil well company can collecting part drilling engineering parameter the most on the ground, specifically include pressure and vibration parameters etc. in moment of torsion, pressure, drilling speed, moment of flexure, drill string, but the kinematic parameter displacement that deep water drill string is important cannot be collected.Owing to deep water drill string is linked together with drilling platforms by drill string heaving movement compensation device, the vertical displacement of drill string is not Tong Bu with the vertical displacement of drilling platforms, therefore the motion of drilling platforms cannot can not represent the motion on deep water drill string top.Top displacement and other engineering parameter of development of new measurement apparatus test deep water drill string is needed badly for this.
Utility model content
This utility model purpose be to provide a kind of can be with the measurement-while-drilling system of the engineering parameters such as drilling liquid pressure in tension and compression stress, moment of torsion, moment of flexure, displacement, rotating speed, vibration parameters and the drill string on measurement while drilling deep water drill string top and temperature.
For reaching above-mentioned purpose, this utility model specifically provides the engineering parameter measurement-while-drilling device of a kind of deep water drill string, and described device comprises: top is driven, drill string, measurement pipe nipple, first data transmission module and the second data transmission module;Described top is driven for providing described drill string driving force;Described measurement pipe nipple top is driven with described top and is connected, and is connected with described drill string bottom described measurement pipe nipple, for gathering the engineering parameter of drill string in drilling process;Described first data transmission module is connected with described measurement pipe nipple and described second data transmission module respectively, for providing the data communication between described measurement pipe nipple and described second data transmission module;Described second data transmission module, for the engineering parameter of the described drill string of monitoring in real time, carries out real-time early warning and analyzing and processing to the duty of drill string.
In the engineering parameter measurement-while-drilling device of above-mentioned deep water drill string, preferably, described device also comprises navigation module, described navigation module communicates to connect, for obtaining the displacement data of described drill string and exporting with described first data transmission module, described measurement pipe nipple and described second data transmission module respectively.
In the engineering parameter measurement-while-drilling device of above-mentioned deep water drill string, it is preferred that described measurement pipe nipple comprises test main shaft, locating module, communication module, memorizer, processing module and measurement module;Described test main shaft is hollow tubular shaft;Described locating module is arranged on described test main shaft and coordinates composition ALIGN (the most dynamic base station variable baseline positioning and directing technology) direction-finding system with described navigation module, for being processed the displacement data monitoring drill string in real time by direction finding and resolving;Described measurement module is arranged on described test main shaft, for gathering the engineering parameter of drill string;Described processing module is connected with described locating module, described communication module, described memorizer and described measurement module respectively, stores to described memorizer and by described communication module output extremely described second data transmission module after being processed by the engineering parameter of described displacement data and described drill string.
In the engineering parameter measurement-while-drilling device of above-mentioned deep water drill string, it is preferred that described measurement module comprises inertial sensor combination board and pressure transducer;Described inertial sensor combination board is for gathering the three-dimensional navigation information of described drill string;Described pressure transducer is for measuring the force value of the drilling fluid in described test main shaft.
In the engineering parameter measurement-while-drilling device of above-mentioned deep water drill string, preferably, described test main shaft is provided with shoe cream room and cavity, rubber separation sleeve it is provided with in described cavity, described shoe cream room is connected with drilling fluid in drill string by described rubber separation sleeve, and described pressure transducer obtains the force value of described drilling fluid by force value in the described shoe cream room of measurement.
In the engineering parameter measurement-while-drilling device of above-mentioned deep water drill string, it is preferred that described measurement module also comprises tension and compression foil gauge and moment of torsion foil gauge;Described tension and compression foil gauge and described moment of torsion foil gauge are for measuring the tension and compression stress data of described drill string, moment of flexure data and torque data.
In the engineering parameter measurement-while-drilling device of above-mentioned deep water drill string, it is preferred that described tension and compression foil gauge and described moment of torsion foil gauge are made up of the combination of described resistance strain gage.
In the engineering parameter measurement-while-drilling device of above-mentioned deep water drill string, it is preferred that described measurement module also comprises temperature sensor, described temperature sensor is arranged in described test main shaft, for measuring the temperature value of the drilling fluid in described test main shaft.
In the engineering parameter measurement-while-drilling device of above-mentioned deep water drill string, it is preferred that described inertial sensor combination board also comprises navigation receiver module, acceleration transducer and gyroscope;Described gyroscope is for measuring the displacement data of described drill string;Described acceleration transducer is for measuring rotary speed data and the acceleration information of described drill string;Described navigation receiver module is for the displacement data receiving the described drill string of described navigation module output as predetermined period the displacement data surveyed according to gyroscope described in described displacement data correction.
In the engineering parameter measurement-while-drilling device of above-mentioned deep water drill string, it is preferred that described measurement pipe nipple also comprises a plurality of power module, waterproof sealing door and water proof switch;Described power module is for providing electric energy for described measurement pipe nipple;Described waterproof sealing door is used for placing described power module;Described water proof switch is used for controlling described power module on and off.
Advantageous Effects of the present utility model is:
1, the status information on deep water drill string top can be monitored by this utility model comprehensively and effectively in real time, drilling engineer is helped to grasp the actual working state of drill string, anticipation down hole problem in time, effectively adjust wellbore construction measure, prevent deep water drill string under the influence of deepwater environment load, complex accident occurring.
2, this utility model utilizes the interspace Differential GPS Technology of high accuracy and inertial navigation technology, can measure the top displacement of deep water drill string continuously and stably, and displacement accuracy can reach sub-meter grade.
3, this utility model uses GNSS double frequency direction finding and gyroscope inertial navigation technology, can be with the rotating speed of non-cpntact measurement drill string, and which does not destroy the globality of drill string, safe and reliable.
4, the data transfer mode of this utility model system selects WiFi technology, and field conduct is convenient, it is possible to achieve real time data acquisition and display.
5, whole system simple in construction, it is easy to install and change, is suitable for batch, producing in serial form.
Accompanying drawing explanation
Accompanying drawing described herein is used for providing being further appreciated by of the present utility model, constitutes the part of the application, is not intended that restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the engineering parameter measurement-while-drilling device structural representation of deep water drill string provided by the utility model;
Fig. 2 is measurement pipe nipple structural representation provided by the utility model;
Fig. 3 is the A-A generalized section of measurement pipe nipple provided by the utility model;
Fig. 4 is the B-B generalized section of measurement pipe nipple provided by the utility model.
Reference
1-deepwater drilling platform;2-derrick;3-drives on top;4-drill string;5-marine riser;6-marine riser motion compensation unit;7-measures pipe nipple;8-navigation module;9-first data transmission module;10-the second data transmission module.
7-1-tests main shaft;7-2-tests crust of the device;7-3-processing module;7-4-GNSS board;7-5-GNSS antenna;7-6-MEMS inertial sensor combination board;7-7-tension and compression ess-strain sheet;7-8-moment of torsion foil gauge;7-9-strain gauge circuit board;7-10-pressure transducer;7-11-temperature sensor;7-12-memorizer;7-13-power module;7-14-O-ring seal;7-15-Wi-Fi module;7-16-Wi-Fi antenna;7-17-screw;7-18-bolt;7-19-rubber separation sleeve;7-20-power module cartridge;7-21-waterproof sealing door;7-22-water proof switch;7-23-square hole;7-24-cover plate.
Detailed description of the invention
For making the purpose of this utility model embodiment, technical scheme and advantage clearer, below in conjunction with embodiment and accompanying drawing, this utility model is described in further details.Here, schematic description and description of the present utility model is used for explaining this utility model, but it is not intended as restriction of the present utility model.
As it is shown in figure 1, this utility model specifically provides the engineering parameter measurement-while-drilling device of a kind of deep water drill string, described device comprises: 3, drill string 4, measurement pipe nipple 7, first data transmission module 9 and the second data transmission module 10 are driven in top;Described top drives 3 for providing described drill string 4 driving force;Described measurement pipe nipple 7 top is driven 3 with described top and is connected, and is connected with described drill string 4 bottom described measurement pipe nipple 7, for gathering the engineering parameter of drill string 4 in drilling process;Described first data transmission module 9 is connected with described measurement pipe nipple 7 and described second data transmission module 10 respectively, the data communication between described measurement pipe nipple 7 and described second data transmission module 10;Described second data transmission module 10, for the engineering parameter of the described drill string 4 of monitoring in real time, carries out real-time early warning and analyzing and processing to the duty of drill string 4.
In the above-described embodiments; the engineering parameter measurement-while-drilling device of deep water drill string provided by the utility model can be as shown in Figure 1; it is erected on deepwater drilling platform 1 by derrick 2; bottom drill string uses marine riser 5 to protect, and this marine riser 5 is connected with deepwater drilling platform 1 by marine riser motion compensation unit 6.Wherein said derrick 2, deepwater drilling platform 1, marine riser 5 and marine riser motion compensation unit 6 are all more ripe prior art, are not describing in detail at this.
In this utility model one preferred embodiment, described device also comprises navigation module 8, described navigation module 8 communicates to connect with described first data transmission module 9, described measurement pipe nipple 7 and described second data transmission module 10 respectively, for obtaining the displacement data of described drill string 4 and exporting;Described second data transmission module 10 monitors the displacement parameter of described deep water drill string in real time according to described displacement data.
From above-described embodiment, in the engineering parameter measurement-while-drilling device of deep water drill string provided herein, measure the collecting device that pipe nipple 7 is the multidirectional engineering parameter of actual acquisition drill string, as in figure 2 it is shown, wherein said measurement pipe nipple specifically comprises test main shaft 7-1, locating module 7-4, communication module 7-15, memorizer 7-12, processing module 7-3 and measurement module;Described test main shaft 7-1 is hollow tubular shaft;Described locating module 7-4 is arranged on described test main shaft 7-1 and coordinates composition ALIGN (the most dynamic base station variable baseline positioning and directing technology) direction-finding system with described navigation module, for being processed the displacement data monitoring drill string in real time by direction finding and resolving;Described measurement module is arranged on described test main shaft 7-1, for gathering the engineering parameter of drill string;Described processing module 7-3 is connected with described locating module 7-4, described communication module 7-15, described memorizer 7-12 and described measurement module respectively, stores to described memorizer 7-12 and by described communication mould 7-15 block output extremely described second data transmission module after being processed by the engineering parameter of described displacement data and described drill string.It is the dynamical system in existing deep water drill string device and drill string that described top is driven with described drill string, to this end, it is not limited by this utility model at this.
In the above-described embodiments, described measurement pipe nipple also comprises a plurality of power module 7-13, waterproof sealing door 7-21 and water proof switch 7-22;Described power module 7-13 is for providing electric energy for described measurement pipe nipple;Described waterproof sealing door 7-21 is used for placing described power module 7-13;Described water proof switch 7-22 is used for controlling described power module 7-13 on and off.
In the above-described embodiments, described measurement module comprises inertial sensor combination board 7-6, pressure transducer 7-10 and temperature sensor 7-11;Described inertial sensor combination board 7-6 is for gathering the three-dimensional navigation information of described drill string;Described pressure transducer 7-10 is for measuring the force value of the drilling fluid in described test main shaft;Described temperature sensor 7-11 is arranged in described test main shaft 7-1, for measuring the temperature value of the drilling fluid in described test main shaft 7-1.It is provided with shoe cream room and cavity in described test main shaft 7-1, rubber separation sleeve 7-19 it is provided with in described cavity, described shoe cream room is connected with drilling fluid in drill string by described rubber separation sleeve 7-19, and described pressure transducer 7-10 obtains the force value of described drilling fluid by force value in the described shoe cream room of measurement.
In this utility model one preferred embodiment, described inertial sensor combination board 7-6 also comprises navigation receiver module, acceleration transducer and gyroscope;Described gyroscope is for measuring the displacement data of described drill string;Described acceleration transducer is for measuring rotary speed data and the acceleration information of described drill string;Described navigation receiver module is for the displacement data receiving the described drill string of described navigation module output as predetermined period the displacement data surveyed according to gyroscope described in described displacement data correction.
Wherein, described measurement module also comprises tension and compression foil gauge and moment of torsion foil gauge;Described tension and compression foil gauge and described moment of torsion foil gauge are for measuring the tension and compression stress data of described drill string, moment of flexure data and torque data;Described tension and compression foil gauge and described moment of torsion foil gauge are made up of the combination of described resistance strain gage;Tension and compression stress data and torque data can be recorded respectively by described tension and compression foil gauge and described moment of torsion foil gauge, then be obtained by tension and compression foil gauge and below equation as moment of flexure data:
W = K * ( ϵ max - Σ i = 1 8 ∈ i 8 ) ;
The sensitivity coefficient of each resistance strain gage is K, and during measuring, the strain of i-th resistance strain gage is εi, wherein the strain of drill string maximum for εmax, the moment of flexure data of drill string are W.
In this utility model one preferred embodiment, measure pipe nipple and can include testing the modules such as main shaft, test crust of the device, GNSS (GLONASS) board and antenna, MEMS (MEMS) inertial sensor combination board, Wi-Fi module and antenna, resistance strain gage, pressure transducer, temperature sensor, measurement processing circuit board, memorizer and power supply.Wherein, GNSS board is used for measuring deep water drill string top high-precision coordinate value, and then asks for the top displacement of deep water drill string.MEMS inertial sensor combination board can provide stable deep water drill string top three-D displacement, acceleration and rotary speed information, and especially when when GNSS signal instability, this board can provide stable, continuous print three-dimensional navigation information.Test device main shaft is pasted with and organizes resistance strain gage more, form multiple electric bridge, be connected with the measuring circuit plate on protection bridge, for measuring tension and compression stress, moment of flexure and the moment of torsion of drill string.Having a cavity at test device main shaft, centre rubber separation sleeve separates, and connects with drilling fluid in drill string, while connecting with shoe cream room.Drilling hydraulic force transducer connects with corresponding shoe cream room, is used for measuring drilling liquid pressure.It is pasted with temperature sensor in test main shaft, is used for measuring drilling fluid temperature.This pipe nipple is designed with many Battery packs box, therefore can place plurality of groups of storage batteries, it is possible to provides sufficient power supply for whole measurement pipe nipple, and changes conveniently.Measuring can be at test main shaft top processing conical internal thread in pipe nipple, bottom processing conical external screw thread, then the connection top, top of described test main shaft is driven protection joint, and bottom connects drill string.
Engineering parameter measurement-while-drilling device for clearer explanation deep water provided by the utility model drill string, below as a example by real work equipment, above-described embodiment is elaborated, refer to shown in Fig. 1, the engineering parameter measurement-while-drilling device of deep water drill string provided by the utility model specifically can include measuring pipe nipple 7, navigation module 8, first data transmission module 9 and the second data transmission module 10, and these equipment collectively constitute the engineering parameter measurement-while-drilling device of a complete deep water drill string of Data-Link.Wherein, measure the top of pipe nipple 7 drive with top 3 be connected, bottom is connected with drill string 4, the engineering parameter of the drill string such as drilling liquid pressure and temperature in collection the pressure of the drill, moment of torsion, moment of flexure, displacement, rotating speed and drill string in drilling process.First data transmission module 9 is for for measuring the communication offer WLAN data transport service between pipe nipple 7 and navigation module 8 and the second data transmission module 10.Navigation module 8 be arranged on drilling platforms relative to surrounding commanding elevation at, it is set to dynamic base station, WADGPS technology is utilized to improve the positioning precision of self, ALIGN direction-finding system is formed with GNSS (GLONASS) board, use the most dynamic base station variable baseline positioning and directing technology (ALIGN) to obtain high-precision measurement pipe nipple location coordinate information, then can solve the displacement and rotating speed obtaining measuring pipe nipple further.Second data transmission module 10 serves as the host computer of the engineering parameter measurement-while-drilling device of deep water drill string, for display in real time and the engineering parameter of monitoring drill string, drill string engineering state is carried out real-time early warning and analyzing and processing.
At deep water drill string engineering parameter measurement-while-drilling device provided by the utility model, a complete deep water drill string engineering parameter measurement-while-drilling device of Data-Link is collectively constituted by measuring the equipment such as pipe nipple, navigation module, communication module and management module, it is possible not only to gather and the engineering parameter of storage deep water drill string, and management module measurement data can being transmitted directly on drilling platforms by wireless communication technology, display in real time and monitoring drill string engineering parameter, ancillary works technical staff understands and grasp the practical working situation of deep water drill string in time.
Refer to shown in Fig. 2 to Fig. 4, above-mentioned measurement pipe nipple 7 mainly can be measured sensor etc. by test main shaft 7-1, test crust of the device 7-2 and relevant drill string engineering parameter and form again.Test main shaft 7-1 main body cuts zigzag pin block, can be with the test seamless cooperation of crust of the device 7-2, it is possible to bear certain moment of torsion.Additionally, test main shaft 7-1 and test crust of the device 7-2 is drilled with 12 screw 7-17, it is attached by bolt 7-18.The bottom of test crust of the device 7-2, equipped with O-ring seal 7-14, with test main shaft 7-1 elastic conjunction, had both been played sealing function, had been not subject to again moment of torsion and axial force, the impact ensureing to test the stress state not device under test shell 7-2 of main shaft 7-1 with this.
Processing module 7-3 is to measure the control centre of pipe nipple 7, is connected with locating module 7-4, measurement module, memorizer 7-12, communication module 7-15 and power module 7-13 etc..Processing module 7-3 to sensor acquisition each in device to information focus on, different sensor informations is encoded respectively, respectively it it is deposited in memorizer 7-12 and is transferred to communication module 7-15, first data transmission module 9 is sent the signal to again by the Wi-Fi antenna 7-16 of communication module 7-15, first data transmission module 9 transmits signals to manage module 10 further, shows in real time and interpretation process in management module 10.Otherwise, also can assign various instruction by management module 10 to processing module 7-3, control signals collecting time and the frequency acquisition etc. of each sensor.
Wherein, locating module 7-4 is can GNSS board;Communication module 7-15 can be Wi-Fi module;First data transmission module 9 can be wireless Wi-Fi router;Measurement module specifically can comprise: MEMS inertial sensor combination board 7-6, strain gauge circuit board 7-9, pressure transducer 7-10, temperature sensor 7-11.
In the above-described embodiments, locating module 7-4 i.e. GNSS board 7-4 is arranged on the upper inside wall of test crust of the device 7-2, the external GNSS antenna 7-5 being symmetrically distributed on the shoulder of test main shaft both sides, collectively constitutes the most dynamic base station variable baseline positioning and directing with satellite navigation movement station 8 and measures system.The two-frequency signal of GPS, GLONASS, BDS can be used to carry out direction finding simultaneously for GNSS board 7-4 and RTK resolves, and uses the most dynamic base station variable baseline positioning and directing technology (ALIGN) the monitoring displacement on drill string top, rotating speed in real time and turns to.
MEMS inertial sensor combination board 7-6 is directly installed on test main shaft 7-1.MEMS inertial sensor combination board 7-6 is built with GNSS receiver, acceleration transducer and gyroscope, it is provided that deep water drill string top three-D displacement, acceleration and the rotary speed information of continuous-stable.When GNSS board 7-4 cannot receive satellite navigation signals, it is possible to use MEMS inertial sensor combination board 7-6 provide three-dimensional inertial navigation information.
Tension and compression ess-strain sheet 7-7 and moment of torsion foil gauge 7-8 is pasted onto on test main shaft 7-1, along testing main shaft 7-1 surface 0~360 ° of expansion, and totally 8 groups, as shown in Figure 2 and Figure 4.According to mechanics of materials tension and compression and torsion measuring principle, the bonding method of tension and compression ess-strain sheet uses the method for 0 ° and 90 ° two kinds of angle combinations foil gauges, and the bonding method of moment of torsion foil gauge uses the method for ± 45 ° of two kinds of angle combinations foil gauges.
Moment of flexure then by tension and compression foil gauge measurement to displacement be analyzed after calculate obtain.Concrete grammar is as follows: in the 8 groups of tension and compression foil gauges measuring pipe nipple, it is assumed that the sensitivity coefficient of each foil gauge is K, and during measurement while drilling, the strain of i-th tension and compression foil gauge is εi, wherein strain maximum for εmax, then moment of flexure can approximate as follows and try to achieve:
W = K * ( ϵ max - Σ i = 1 8 ∈ i 8 ) ;
Pressure transducer 7-10 is arranged on test main shaft 7-1, as in figure 2 it is shown, it has an oil pressure sensing hole, by oil pocket, is connected with being exposed to the rubber separation sleeve of annular space in drill string, thus records annular pressure.Pressure transducer 7-10 is connected with processing module 7-3, is uniformly processed by the single-chip microcomputer that the drilling hydraulic force signal recorded passes in processing module 7-3.Temperature sensor 7-11 is affixed directly to test on main shaft 7-1, and its holding wire is connected with processing module 7-3, directly the temperature signal collected can be passed to processing module 7-3.
Measure pipe nipple 7 and can design 3 power module cartridges.Power module cartridge 7-20 installs waterproof sealing door 7-21 and is equipped with knob control switch, and switch is convenient.Memorizer 7-12 and power module 7-13 is stored in power module cartridge 7-20, and the power module of configuration can be that measurement apparatus provides sufficient power supply, easy to loading and unloading.Meanwhile, configure waterproof power switch 7-22, for controlling the conducting of power module and processing module 7-3.
The assemble flow measuring pipe nipple 7 is as follows:
1) test main shaft 7-1 and test crust of the device 7-2 is processed.
2) on test main shaft 7-1, paste tension and compression ess-strain sheet 7-7, moment of torsion foil gauge 7-8 and temperature sensor 7-11, MEMS inertial sensor combination board 7-6, GNSS antenna 7-5 and Wi-Fi antenna 7-16 is installed.Rubber separation sleeve 7-19 is installed, injects hydraulic oil, pressure transducer 7-10 is installed.
3) on test crust of the device 7-2, installation process module 7-3, GNSS board 7-4, strain gauge circuit board 7-9, Wi-Fi module and O-ring seal 7-14.
4) test crust of the device 7-2 set is received on test main shaft 7-1, at each screw 7-17, bolt 7-18 be installed and tighten.
5) by square hole 7-23, GNSS board 7-4, MEMS inertial sensor combination board 7-6, strain gauge circuit board 7-9, pressure transducer 7-10, temperature sensor 7-11, memorizer 7-12, Wi-Fi module 7-15 and power module 7-13 are connected to processing module 7-3.GNSS antenna 7-5 is connected to GNSS board 7-4.Wi-Fi antenna 7-16 is connected to Wi-Fi module 7-15.Then, cover plate 7-24 is installed on square hole 7-23, tightens with screw, make test main shaft 7-1 and test crust of the device 7-2 fully seal.
6) in each power module cartridge, 7-20 is respectively mounted power source module.Storage card is installed in the card Tuoli of memorizer 7-12.Power module cartridge 7-20 installs waterproof sealing door 7-21 and tightens knob control switch.Waterproof power switch 7-22 is installed.
Advantageous Effects of the present utility model is:
1, the status information on deep water drill string top can be monitored by this utility model comprehensively and effectively in real time, drilling engineer is helped to grasp the actual working state of drill string, anticipation down hole problem in time, effectively adjust wellbore construction measure, prevent deep water drill string under the influence of deepwater environment load, complex accident occurring.
2, this utility model utilizes the interspace Differential GPS Technology of high accuracy and inertial navigation technology, can measure the top displacement of deep water drill string continuously and stably, and displacement accuracy can reach sub-meter grade.
3, this utility model uses GNSS double frequency direction finding and gyroscope inertial navigation technology, can be with the rotating speed of non-cpntact measurement drill string, and which does not destroy the globality of drill string, safe and reliable.
4, the data transfer mode of this utility model system selects Wi-Fi technology, and field conduct is convenient, it is possible to achieve real time data acquisition and display.
5, whole system simple in construction, it is easy to install and change, is suitable for batch, producing in serial form.
Particular embodiments described above; the purpose of this utility model, technical scheme and beneficial effect are further described; it is it should be understood that; the foregoing is only specific embodiment of the utility model; it is not used to limit protection domain of the present utility model; all within spirit of the present utility model and principle, any modification, equivalent substitution and improvement etc. done, within should be included in protection domain of the present utility model.

Claims (10)

1. the engineering parameter measurement-while-drilling device of a deep water drill string, it is characterised in that described device comprises: top is driven, drill string, measurement pipe nipple, first data transmission module and the second data transmission module;
Described top is driven for providing described drill string driving force;
Described measurement pipe nipple top is driven with described top and is connected, and is connected with described drill string bottom described measurement pipe nipple, for gathering the engineering parameter of drill string in drilling process;
Described first data transmission module is connected with described measurement pipe nipple and described second data transmission module respectively, for providing the data communication between described measurement pipe nipple and described second data transmission module;
Described second data transmission module, for the engineering parameter of the described drill string of monitoring in real time, carries out real-time early warning and analyzing and processing to the duty of drill string.
The engineering parameter measurement-while-drilling device of deep water drill string the most according to claim 1, it is characterized in that, described device also comprises navigation module, described navigation module communicates to connect, for obtaining the displacement data of described drill string and exporting with described first data transmission module, described measurement pipe nipple and described second data transmission module respectively.
The engineering parameter measurement-while-drilling device of deep water drill string the most according to claim 2, it is characterised in that described measurement pipe nipple comprises test main shaft, locating module, communication module, memorizer, processing module and measurement module;
Described test main shaft is hollow tubular shaft;
Described locating module is arranged on described test main shaft and coordinates composition ALIGN direction-finding system with described navigation module, for being processed the displacement data monitoring drill string in real time by direction finding and resolving;
Described measurement module is arranged on described test main shaft, for gathering the engineering parameter of drill string;
Described processing module is connected with described locating module, described communication module, described memorizer and described measurement module respectively, stores to described memorizer and by described communication module output extremely described second data transmission module after being processed by the engineering parameter of described displacement data and described drill string.
The engineering parameter measurement-while-drilling device of deep water drill string the most according to claim 3, it is characterised in that described measurement module comprises inertial sensor combination board and pressure transducer;
Described inertial sensor combination board is for gathering the three-dimensional navigation information of described drill string;
Described pressure transducer is for measuring the force value of the drilling fluid in described test main shaft.
The engineering parameter measurement-while-drilling device of deep water drill string the most according to claim 4, it is characterized in that, described test main shaft is provided with shoe cream room and cavity, rubber separation sleeve it is provided with in described cavity, described shoe cream room is connected with drilling fluid in drill string by described rubber separation sleeve, and described pressure transducer obtains the force value of described drilling fluid by force value in the described shoe cream room of measurement.
The engineering parameter measurement-while-drilling device of deep water drill string the most according to claim 4, it is characterised in that described measurement module also comprises tension and compression foil gauge and moment of torsion foil gauge;Described tension and compression foil gauge and described moment of torsion foil gauge are for measuring the tension and compression stress data of described drill string, moment of flexure data and torque data.
The engineering parameter measurement-while-drilling device of deep water drill string the most according to claim 6, it is characterised in that described tension and compression foil gauge and described moment of torsion foil gauge are made up of resistance strain gage paste composition.
The engineering parameter measurement-while-drilling device of deep water drill string the most according to claim 3, it is characterized in that, described measurement module also comprises temperature sensor, and described temperature sensor is arranged in described test main shaft, for measuring the temperature value of the drilling fluid in described test main shaft.
The engineering parameter measurement-while-drilling device of deep water drill string the most according to claim 4, it is characterised in that described inertial sensor combination board also comprises navigation receiver module, acceleration transducer and gyroscope;
Described gyroscope is for measuring the displacement data of described drill string;
Described acceleration transducer is for measuring rotary speed data and the acceleration information of described drill string;
Described navigation receiver module is for the displacement data receiving the described drill string of described navigation module output as predetermined period the displacement data surveyed according to gyroscope described in described displacement data correction.
The engineering parameter measurement-while-drilling device of deep water drill string the most according to claim 3, it is characterised in that described measurement pipe nipple also comprises a plurality of power module, waterproof sealing door and water proof switch;
Described power module is for providing electric energy for described measurement pipe nipple;
Described waterproof sealing door is used for placing described power module;
Described water proof switch is used for controlling described power module on and off.
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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106884648A (en) * 2015-12-16 2017-06-23 中国石油天然气集团公司 The engineering parameter measurement-while-drilling device of deep water drill string
CN108278081A (en) * 2017-01-05 2018-07-13 通用电气公司 The rotary steerable drilling system and method controlled based on out-of-balance force measurement
CN109798102A (en) * 2018-12-25 2019-05-24 中国石油集团长城钻探工程有限公司 Engineering parameter measurement and risk monitoring and control system based on the interpolation Return Law
CN112832747A (en) * 2020-12-24 2021-05-25 山东科技大学 Inner-outer ring nested type pressure-torsion sensor elastomer structure and sensing element sealing method

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106884648A (en) * 2015-12-16 2017-06-23 中国石油天然气集团公司 The engineering parameter measurement-while-drilling device of deep water drill string
CN106884648B (en) * 2015-12-16 2023-10-31 中国石油天然气集团公司 Engineering parameter measurement while drilling device for deep water drill string
CN108278081A (en) * 2017-01-05 2018-07-13 通用电气公司 The rotary steerable drilling system and method controlled based on out-of-balance force measurement
CN109798102A (en) * 2018-12-25 2019-05-24 中国石油集团长城钻探工程有限公司 Engineering parameter measurement and risk monitoring and control system based on the interpolation Return Law
CN112832747A (en) * 2020-12-24 2021-05-25 山东科技大学 Inner-outer ring nested type pressure-torsion sensor elastomer structure and sensing element sealing method
CN112832747B (en) * 2020-12-24 2023-01-24 山东科技大学 Inner-outer ring nested type pressure-torsion sensor elastomer structure and sensing element sealing method

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