CN204041062U - A kind of gas well gaslift plunger type down-hole pressure data radio transmission system - Google Patents
A kind of gas well gaslift plunger type down-hole pressure data radio transmission system Download PDFInfo
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- CN204041062U CN204041062U CN201420265156.8U CN201420265156U CN204041062U CN 204041062 U CN204041062 U CN 204041062U CN 201420265156 U CN201420265156 U CN 201420265156U CN 204041062 U CN204041062 U CN 204041062U
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Abstract
The utility model is a kind of gas well gaslift plunger type down-hole pressure data radio transmission system, and it comprises down-hole down-hole pressure monitoring device, wireless data retaking of a year or grade instrument; Down-hole down-hole pressure monitoring device comprises pressure monitoring module and data transmission module; Pressure monitoring module is electrically connected with described data transmission module; Wireless data retaking of a year or grade instrument comprises data readback module and described data transmission module; Data readback module and the electrical connection of described data transmission module; Down-hole down-hole pressure monitoring device is hollow structure, and wireless data retaking of a year or grade instrument lower seal is arranged in the down-hole pressure monitoring device of down-hole, and the data transmission module in the two is connected; Wireless data retaking of a year or grade instrument is promoted to well head by gaslift; The utility model can at fixed tubular column with when not adopting communication cable, realize gas well water pumping gas production and the retaking of a year or grade of down-hole pressure data wireless, and the long term monitoring of down-hole pressure can be carried out to the natural gas well, there is construction simple, convenient, and the advantage such as safety.
Description
Technical field
The utility model relates to a kind of underground survey equipment for petroleum gas field, particularly relates to a kind of gas well plunger type down-hole pressure data radio transmission system.
Background technology
Present stage, domestic gas field will obtain stable, reliable bottom pressure, the method generally applied adopts piano wire or oil pipe column to carry memory-type pressure meter to carry out gas well pressure test in down-hole, but there is certain defect in actual applications in the method, the test being mainly manifested in gas well down-hole pressure lack real-time, admission data not comprehensively, accurately, be difficult to the whole manufacturing process covering gas well.Traditional gas well plunger water pumping gas production technique, can only be single complete produce the middle and later periods yield poorly, the gas well water drainage-gas recovery technology requirement of fluid-carrying capability difference, manufacturing process down-hole pressure actual conditions can not be obtained simultaneously.
As shown in Figure 1, Chinese patent CN202152676U provides a kind of plunger assembly for gas well on-line measurement and plunger liquid discharging gas producing system, and it comprises instrument seating nipple assembly, plunger central tube, plunger sliding sleeve and vibration damper assembly; Instrument seating nipple assembly is positioned at the top of plunger assembly, and plunger central tube and plunger sliding sleeve form the main body of plunger assembly, and vibration damper assembly is positioned at the bottom of plunger assembly; The built-in measuring apparatus of instrument seating nipple assembly and communication module, during for gas well liquid loading, plunger assembly comes and goes between well head and shaft bottom, and the data constantly measured by the measuring apparatus of down-hole utilize communication module to reach ground for analysis by the mode of Wireless Data Transmission at well head.Plunger liquid discharging gas producing system comprises lubricator assembly, plunger; The built-in measuring apparatus of plunger and communication module, utilize communication module to reach the built-in communication module of lubricator assembly for the continuous data measured by the measuring apparatus of down-hole at well head.This system can adapt to produce the middle and later periods yield poorly, the gas well water drainage-gas recovery technology requirement of fluid-carrying capability difference, the on-line measurement demand of gas well continuous drainage gas production production and natural gas plunger lift well can be met.But for the process characteristic of technique of plunger gas lift, plunger is normally risen in gas well oil pipe, under, need to produce gate to gas well mouth to adjust accordingly, period will stop the normal production of gas well, after shaft collar adjustment, down-hole pressure change certainly will be affected, be difficult to record the actual pressure value of down-hole under normal production status; This technology can only record plunger and to go into the well the down-hole pressure in stage, and plunger assembly can not be placed in down-hole for a long time and carry out manufacturing process monitored over time, be difficult to for work measure and capability forecasting provide in time, comprehensive data foundation.
Utility model content
The utility model can only realize the problem of water pumping gas production, function singleness in order to solve the promptness of present stage gas well down-hole pressure monitoring, comprehensive poor, the work measure complex process of data and traditional plunger, provide a kind of gas well gaslift plunger type down-hole pressure data radio transmission system.
The technical solution of the utility model is as follows:
A kind of gas well gaslift plunger type down-hole pressure data radio transmission system, described system comprises down-hole pressure monitoring device and wireless data retaking of a year or grade instrument;
Described down-hole pressure monitoring device comprises pressure monitoring module and downhole hardware antenna 7; Described pressure monitoring module is electrically connected with downhole hardware antenna 7;
Described wireless data retaking of a year or grade instrument comprises signals collecting control module and retaking of a year or grade instrument antenna 12; Described signals collecting control module is electrically connected with described retaking of a year or grade instrument antenna 12;
Described downhole hardware antenna 7 is connected by electromagnetic coupled with described retaking of a year or grade instrument antenna 12, realizes the wireless transmission of down-hole pressure data.
Wireless data retaking of a year or grade instrument possesses downhole data retaking of a year or grade, downhole memory data dump and underground work optimum configurations three functions, all relies on and sets up wireless telecommunications to realize between down-hole pressure monitoring device.
Downhole hardware antenna 7 can need the concrete degree of depth of monitoring according to the condition of production and gas well, connect, and be lowered into any object degree of depth with oil pipe.
The effect of retaking of a year or grade instrument antenna 12 is that instruction signals collecting control module sent wirelessly sends to down-hole pressure monitoring device, and the down-hole pressure data that received well lower device antenna 7 sends.
Described down-hole pressure monitoring device comprises mechanical urceolus 1 and central tube 6;
Described downhole hardware antenna 7 is arranged on described central tube 6 bottom, and described mechanical urceolus 1 is socketed in described central tube 6 and described downhole hardware antenna 7 is outside, and described pressure monitoring module is arranged in the circumferential weld between described mechanical urceolus 1 and central tube 6;
The effect of machinery urceolus 1 realizes the seal protection to pressure monitoring module;
Described wireless data retaking of a year or grade instrument comprises plunger urceolus 8;
Described plunger urceolus inserts and is arranged on described central tube 6 inside, and described retaking of a year or grade instrument antenna 12 is arranged on described signals collecting control module bottom, and described plunger urceolus 8 socket is arranged on outside described signals collecting control module and described retaking of a year or grade instrument antenna 12;
The effect of plunger urceolus 8 has been water pumping gas production and protected data retaking of a year or grade module;
Described down-hole pressure monitoring device and described wireless data retaking of a year or grade instrument cooperating realize the wireless transmission of down-hole pressure, during closing well, it is inner that described wireless data retaking of a year or grade instrument comes downwards to described down-hole pressure monitoring device, and down-hole pressure data wirelessly transfer to described retaking of a year or grade instrument antenna 12 by described downhole hardware antenna 7; When driving a well, described wireless data retaking of a year or grade instrument is lifted to well head and reclaims by well inner high voltage gas, the collection of completed well downforce data and wireless read-back.
Described pressure monitoring module comprises the first high-temperature battery 3, pressure measxurement control circuit 4 and pressure sensor 5;
Described first high-temperature battery 3 is electrically connected with described pressure measxurement control circuit 4, for powering to described pressure measxurement control circuit 4;
The signal output part of described pressure sensor 5 is connected with the signal input part of described pressure measxurement control circuit 4, described pressure sensor 5 is for gathering pressure simulation signal, and pressure simulation signal amplifies and is converted to data signal preservation by described pressure monitoring control signal 4; The signal output part of pressure measxurement control circuit 4 is connected with the signal input part of described downhole hardware antenna 7.
Pressure measxurement control circuit 4 is controlled by scm software, down-hole pressure data are carried out to the long-term free of discontinuities collection of time at equal intervals, and the pressure data collected is stored in memory, pressure measxurement control circuit 4 is for providing normal data sampling required operating voltage during sampling work, during sampling interval, circuit dormancy voluntarily, can reduce battery power consumption;
Described signals collecting control module comprises the second high-temperature battery 9 and retaking of a year or grade control circuit 10;
Described second high-temperature battery 9 is electrically connected with described retaking of a year or grade control circuit 10, for powering to described retaking of a year or grade control circuit 10;
The control end of described retaking of a year or grade control circuit 10 is connected with the signal input part of described retaking of a year or grade instrument antenna 12; Send wireless telecommunications open command by described retaking of a year or grade control circuit 10 to described retaking of a year or grade instrument antenna 12, make described retaking of a year or grade instrument antenna 12 set up wireless telecommunications with downhole hardware antenna 7; Down-hole pressure data transfer to described downhole hardware antenna 7, retaking of a year or grade instrument antenna 12 and retaking of a year or grade control circuit 10 successively and preserve.
The effect of retaking of a year or grade control circuit 10 constantly sends wireless telecommunications open command to down-hole in mode at equal intervals, and control it and the retaking of a year or grade of wireless data communication laggard row data wireless set up by down-hole pressure monitoring device.
Scm software module is equipped with in pressure measxurement control circuit 4 and retaking of a year or grade control circuit 10.
The scm software module in charge of retaking of a year or grade control circuit 10 sends data readback instruction to pressure measxurement control circuit 4, be responsible for sending the sampling interval to pressure measxurement control circuit 4 is arranged and clear memory arranges instruction, realizes modifying to the sampling interval and clearing up memory.
The scm software module in charge of pressure measxurement control circuit 4 receives read-back order that retaking of a year or grade control circuit 10 sends, be responsible for receiving sampling interval that retaking of a year or grade control circuit 10 sends is arranged and clear memory arranges instruction.
In order to reach isolation mixing material, avoid the object of short circuit, described system also comprises first single core prap 13;
Described first single core prap 13 is arranged between described downhole hardware antenna 7 and described pressure measxurement control circuit 4;
Described first single core prap 13 is provided with sealing ring with the link of described pressure measxurement control circuit 4, and described first single core prap 13 is provided with seal rubber sleeve with the link of described downhole hardware antenna 7.
In order to reach isolation mixing material, avoid the object of short circuit, described system also comprises second single core prap 11;
Described second single core prap 11 is arranged between described retaking of a year or grade instrument antenna 12 and retaking of a year or grade control circuit 10;
Described second single core prap 11 is provided with sealing ring with the link of described retaking of a year or grade control circuit 10, and described second single core prap 11 is provided with seal rubber sleeve with the link of described retaking of a year or grade instrument antenna 12.
Described system also comprises damper 2;
Described damper 2 socket is arranged on described central tube 6 top;
Described plunger urceolus 8 top is variable-diameter structure, and described damper 2 supports the reducer at described plunger urceolus 8 top.
Described downhole hardware antenna 7 and retaking of a year or grade instrument antenna 12 difference 3 are SFF-50-3-1 radio frequency coaxial-cable, different according to electromagnetic radiation mode, can select any one in helical antenna, simple oscialltor antenna or tripole antenna.
1) helical antenna: outside single radio-frequency coaxial cable spirally overlaps around polyether-ether-ketone resin, pitch 5mm;
2) simple oscialltor antenna: single radio-frequency coaxial cable is positioned over outside polyether-ether-ketone resin cover with straight line, length 50mm;
3) tripole antenna: three radio frequency coaxial-cables are positioned over outside polyether-ether-ketone resin cover with 120 °, linearity interval symmetry, every root antenna length 50mm.
By wireless data retaking of a year or grade instrument and down-hole pressure monitoring device apart about 35 meters, down-hole pressure monitoring device connects above-mentioned three kinds of antenna structures respectively, carries out wireless data communications, and detection signal strength, record signal strength indication value as shown in table 1:
Table 1
| Antenna structure | Signal strength indication value | Communication party tropism |
| Helical antenna | 26 | Omnidirectional |
| Simple oscialltor antenna | 71 | There is directionality |
| Tripole antenna | 68 | Omnidirectional |
Can be found out by above-mentioned test, in three kinds of structural antennas, tripole antenna Effective Radiated Power is maximum, and wireless data transmission effect is best, and helical antenna Effective Radiated Power is minimum, and it is the poorest that wireless data sends effect.
Therefore, effect is sent in order to obtain good wireless data, described downhole hardware antenna 7 and retaking of a year or grade instrument antenna 12 are tripole antenna, namely adopt three radio frequency coaxial-cables to be positioned over outside polyether-ether-ketone resin cover with 120 degree, linearity interval symmetry, described in every root, the length of radio frequency coaxial-cable is 50mm.
In concrete enforcement,
Described plunger urceolus 8 is reducing cylindrical shell, and the reducer at described plunger urceolus 8 top is arranged on described damper 2.
Described system also comprises software processing system;
The wireless data retaking of a year or grade instrument of taking-up, at well head place, is connected with software processing system, carries out playback, conversion and data processing to the back read data in wireless data retaking of a year or grade instrument by described software processing Operation system setting.
Described first high-temperature battery 3 and the second high-temperature battery 9 are polymer High Temperature Lithium Cell, and rated voltage is 3.6V, rated current is 50mA, rated capacity is 6.2Ah, heatproof is 150 DEG C, external diameter is 25mm;
Power to circuit, circuit adopts the energy saver mode design of intermittent work, and normal sample operating current 6mA, resting state electric current 0.02mA, consider the consumption of discharge capacity of the cell 60% and control circuit under high temperature, battery can underground work more than 600 days.
The external diameter of described pressure sensor 5 is 16mm, and range and precision are 0 ~ 60Mpa ± 0.05%F.S, and heatproof is 150 DEG C, and null offset is ± 0.2mV, and sensitivity is 5 ~ 10mV/V, input impedance >=8K Ω, and power supply is 3 ~ 10V;
The skeleton external diameter of downhole hardware antenna 7 is Φ 84mm, thickness 5mm.
Operating principle of the present utility model is:
First, powered for pressure measxurement control circuit 4 by the first high-temperature battery 3 on ground, sampling interval duration is set, after control circuit self-inspection is intact, by mechanical urceolus 1 upper end upward, be connected to oil pipe lower end with entering the object degree of depth under oil pipe, start the collection of downhole data, pressure data collection is carried out by pressure sensor 5, the pressure simulation signal collected by pressure sensor 5 through the A/D converter of pressure measxurement control circuit 4 amplifies and is converted into data signal and is stored in memory in pressure measxurement control circuit 4, walks read-back order under wait.
When needs carry out retaking of a year or grade to downhole data, be that retaking of a year or grade control circuit 10 is powered on ground by the second high-temperature battery, arrange and select plunger type wireless data retaking of a year or grade instrument to go into the well parameter; Then throw wireless data retaking of a year or grade instrument from well head to go into the well, its dependence self gravitation falls to the damper 2 above down-hole pressure monitoring device; Pass through retaking of a year or grade instrument antenna 12 so that mode is constantly to down-hole transmission wireless telecommunications open command at equal intervals by retaking of a year or grade control circuit 10, after downhole hardware antenna 7 detects and receives command signal, wireless telecommunications are between the two set up; Start immediately to transmit data by downhole hardware antenna 7 to retaking of a year or grade instrument antenna 12, and by retaking of a year or grade control circuit 10 control by wireless retaking of a year or grade to data store in memory, after data are transmitted, wireless data retaking of a year or grade instrument is pushed to shaft mouth anti-blowout pipe by mine gas, caught by catcher, take out wireless data retaking of a year or grade instrument, and be connected to computer and carry out the playback of data, conversion and data processing; So far the overall process of a complete data acquisition, Wireless Data Transmission, data bearer, data readback and water pumping gas production is completed.
The utility model is in conjunction with traditional plunger water drainage-gas recovery technology, adopt advanced wireless data communication mode, can at fixed tubular column with when not adopting communication cable, removed for one time by wireless data retaking of a year or grade instrument, realize gas well water pumping gas production and the retaking of a year or grade of down-hole pressure data wireless, there is construction simple, convenient, and the advantage such as safety; Further, the utility model can carry out the long term monitoring of down-hole pressure to the natural gas well, monitoring time can cover the whole process of gas well liquid loading, the data of admission more comprehensively, complete and timely, can repeatedly read at any time.
Accompanying drawing explanation
Fig. 1 is plunger assembly of the prior art and plunger liquid discharging gas producing system architecture schematic diagram;
Fig. 2 is the structural representation of a kind of gas well gaslift plunger type down-hole pressure data radio transmission system of the present utility model;
Fig. 3 is down-hole pressure monitoring device structural representation of the present utility model;
Fig. 4 is the structural representation of wireless data retaking of a year or grade instrument of the present utility model;
Drawing reference numeral illustrates:
1-machinery urceolus; 2-damper; 3-first high-temperature battery; 4-pressure measxurement control circuit;
5-pressure sensor; 6-central tube; 7-downhole hardware antenna; 8-plunger urceolus;
9-second high-temperature battery; 10-retaking of a year or grade control circuit; The single core prap of 11-second;
12-retaking of a year or grade instrument antenna; The single core prap of 13-first;
Be described in more detail the utility model below in conjunction with the drawings and specific embodiments, protection domain of the present utility model is not limited to following detailed description of the invention.
Detailed description of the invention
As shown in Figure 2, Figure 3, Figure 4, a kind of gas well gaslift plunger type down-hole pressure data radio transmission system, described system comprises down-hole pressure monitoring device and wireless data retaking of a year or grade instrument;
Described down-hole pressure monitoring device comprises mechanical urceolus 1, central tube 6, pressure monitoring module and downhole hardware antenna 7;
Described mechanical urceolus 1 and central tube 6 are hollow cylinder; Described downhole hardware antenna 7 is arranged on described central tube 6 lower end, and described mechanical urceolus 1 is socketed in described central tube 6 and described downhole hardware antenna 7 is outside, and described pressure monitoring module is arranged in the circumferential weld between described mechanical urceolus 1 and central tube 6; Described pressure monitoring module is electrically connected with downhole hardware antenna 7;
The skeleton external diameter of downhole hardware antenna 7 is Φ 84mm, thickness 5mm;
Described pressure monitoring module comprises the first high-temperature battery 3, pressure measxurement control circuit 4 and pressure sensor 5;
Described first high-temperature battery 3 is electrically connected with described pressure measxurement control circuit 4, for powering to described pressure measxurement control circuit 4;
The signal output part of described pressure sensor 5 is connected with the signal input part of described pressure measxurement control circuit 4, described pressure sensor 5 is for gathering pressure simulation signal, and pressure simulation signal amplifies and is converted to data signal preservation by described pressure monitoring control signal 4; The signal output part of pressure measxurement control circuit 4 is connected with the signal input part of described downhole hardware antenna 7.
Described system also comprises first single core prap 13;
Described first single core prap 13 is arranged between described downhole hardware antenna 7 and described pressure measxurement control circuit 4;
Described first single core prap 13 is provided with sealing ring with the link of described pressure measxurement control circuit 4, and described first single core prap 13 is provided with seal rubber sleeve with the link of described downhole hardware antenna 7.
Described wireless data retaking of a year or grade instrument comprises plunger urceolus 8, signals collecting control module and retaking of a year or grade instrument antenna 12;
Described plunger urceolus 8 is hollow reducing cylindrical shell, and described plunger urceolus 8 socket is arranged on outside described signals collecting control module and described retaking of a year or grade instrument antenna 12;
Described plunger urceolus 8 top is positioned at described central tube 6 over top.
Described signals collecting control module comprises the second high-temperature battery 9 and retaking of a year or grade control circuit 10;
Described second high-temperature battery 9 is electrically connected with described retaking of a year or grade control circuit 10, for powering to described retaking of a year or grade control circuit 10;
The control end of described retaking of a year or grade control circuit 10 is connected with the signal input part of described retaking of a year or grade instrument antenna 12; Send wireless telecommunications open command by described retaking of a year or grade control circuit 10 to described retaking of a year or grade instrument antenna 12, make described retaking of a year or grade instrument antenna 12 set up wireless telecommunications with downhole hardware antenna 7; Down-hole pressure data transfer to described downhole hardware antenna 7, retaking of a year or grade instrument antenna 12 and retaking of a year or grade control circuit 10 successively and preserve.
The effect of retaking of a year or grade control circuit 10 constantly sends wireless telecommunications open command to down-hole in mode at equal intervals, and control it and the retaking of a year or grade of wireless data communication laggard row data wireless set up by down-hole pressure monitoring device.
Described system also comprises second single core prap 11;
Described second single core prap 11 is arranged between described retaking of a year or grade instrument antenna 12 and retaking of a year or grade control circuit 10;
Described second single core prap 11 is provided with sealing ring with the link of described retaking of a year or grade control circuit 10, and described second single core prap 11 is provided with seal rubber sleeve with the link of described retaking of a year or grade instrument antenna 12.
Described system also comprises damper 2;
Described damper 2 socket is arranged on described central tube 6 top;
The reducer at described plunger urceolus 8 top is arranged on described damper 2.
Described downhole hardware antenna 7 and retaking of a year or grade instrument antenna 12 difference 3 are SFF-50-3-1 radio frequency coaxial-cable, be specially tripole antenna, namely adopt three radio frequency coaxial-cables to be positioned over outside polyether-ether-ketone resin cover with 120 degree, linearity interval symmetry, described in every root, the length of radio frequency coaxial-cable is 50mm.
Described first high-temperature battery 3 and the second high-temperature battery 9 are polymer High Temperature Lithium Cell, and rated voltage is 3.6V, rated current is 50mA, rated capacity is 6.2Ah, heatproof is 150 DEG C, external diameter is 25mm;
Power to circuit, circuit adopts the energy saver mode design of intermittent work, and normal sample operating current 6mA, resting state electric current 0.02mA, consider the consumption of discharge capacity of the cell 60% and control circuit under high temperature, battery can underground work more than 600 days.
The external diameter of described pressure sensor 5 is 16mm, and range and precision are 0 ~ 60Mpa ± 0.05%F.S, and heatproof is 150 DEG C, and null offset is ± 0.2mV, and sensitivity is 5 ~ 10mV/V, input impedance >=8K Ω, and power supply is 3 ~ 10V.
Described downhole hardware antenna 7 is connected by electromagnetic coupled with described retaking of a year or grade instrument antenna 12; During closing well, it is inner that described wireless data retaking of a year or grade instrument comes downwards to described down-hole pressure monitoring device, and down-hole pressure data wirelessly transfer to described retaking of a year or grade instrument antenna 12 by described downhole hardware antenna 7; When driving a well, described wireless data retaking of a year or grade instrument is lifted to well head and reclaims by well inner high voltage gas, the collection of completed well downforce data and wireless read-back.
Technique scheme is a kind of embodiment of the present utility model, for those skilled in the art, on the basis that the utility model discloses application process and principle, be easy to make various types of improvement or distortion, and the structure be not limited only to described by the above-mentioned detailed description of the invention of the utility model, therefore previously described mode just preferably, and do not have restrictive meaning.
Claims (9)
1. a gas well gaslift plunger type down-hole pressure data radio transmission system, is characterized in that:
Described system comprises down-hole pressure monitoring device and wireless data retaking of a year or grade instrument;
Described down-hole pressure monitoring device comprises pressure monitoring module and downhole hardware antenna (7); Described pressure monitoring module is electrically connected with downhole hardware antenna (7);
Described wireless data retaking of a year or grade instrument comprises signals collecting control module and retaking of a year or grade instrument antenna (12); Described signals collecting control module is electrically connected with described retaking of a year or grade instrument antenna (12);
Described downhole hardware antenna (7) is connected by electromagnetic coupled with described retaking of a year or grade instrument antenna (12), realizes the wireless transmission of down-hole pressure data.
2. a kind of gas well gaslift plunger type down-hole pressure data radio transmission system according to claim 1, is characterized in that:
Described down-hole pressure monitoring device comprises mechanical urceolus (1) and central tube (6);
Described downhole hardware antenna (7) is arranged on described central tube (6) bottom, described mechanical urceolus (1) is socketed in described central tube (6) and described downhole hardware antenna (7) is outside, and described pressure monitoring module is arranged in the circumferential weld between described mechanical urceolus (1) and central tube (6);
Described wireless data retaking of a year or grade instrument comprises plunger urceolus (8);
Described plunger urceolus inserts and is arranged on described central tube (6) inside, described retaking of a year or grade instrument antenna (12) is arranged on described signals collecting control module bottom, and described plunger urceolus (8) socket is arranged on described signals collecting control module and described retaking of a year or grade instrument antenna (12) outside;
Described down-hole pressure monitoring device and described wireless data retaking of a year or grade instrument cooperating realize the wireless transmission of down-hole pressure, during closing well, it is inner that described wireless data retaking of a year or grade instrument comes downwards to described down-hole pressure monitoring device, and down-hole pressure data wirelessly transfer to described retaking of a year or grade instrument antenna (12) by described downhole hardware antenna (7); When driving a well, described wireless data retaking of a year or grade instrument is lifted to well head and reclaims by well inner high voltage gas, the collection of completed well downforce data and wireless read-back.
3. a kind of gas well gaslift plunger type down-hole pressure data radio transmission system according to claim 1 and 2, is characterized in that:
Described pressure monitoring module comprises the first high-temperature battery (3), pressure measxurement control circuit (4) and pressure sensor (5);
Described first high-temperature battery (3) is electrically connected with described pressure measxurement control circuit (4), for powering to described pressure measxurement control circuit (4);
The signal output part of described pressure sensor (5) is connected with the signal input part of described pressure measxurement control circuit (4), described pressure sensor (5) is for gathering pressure simulation signal, and pressure simulation signal amplifies and is converted to data signal preservation by described pressure monitoring control signal (4); The signal output part of pressure measxurement control circuit (4) is connected with the signal input part of described downhole hardware antenna (7).
4. a kind of gas well gaslift plunger type down-hole pressure data radio transmission system according to claim 1 and 2, is characterized in that:
Described signals collecting control module comprises the second high-temperature battery (9) and retaking of a year or grade control circuit (10);
Described second high-temperature battery (9) is electrically connected with described retaking of a year or grade control circuit (10), for powering to described retaking of a year or grade control circuit (10);
The control end of described retaking of a year or grade control circuit (10) is connected with the signal input part of described retaking of a year or grade instrument antenna (12); Send wireless telecommunications open command by described retaking of a year or grade control circuit (10) to described retaking of a year or grade instrument antenna (12), make described retaking of a year or grade instrument antenna (12) and downhole hardware antenna (7) set up wireless telecommunications; Down-hole pressure data transfer to described downhole hardware antenna (7), retaking of a year or grade instrument antenna (12) and retaking of a year or grade control circuit (10) successively and preserve.
5. a kind of gas well gaslift plunger type down-hole pressure data radio transmission system according to claim 3, is characterized in that:
Described system also comprises first single core prap (13);
Described first single core prap (13) is arranged between described downhole hardware antenna (7) and described pressure measxurement control circuit (4);
Described first single core prap (13) is provided with sealing ring with the link of described pressure measxurement control circuit (4), and described first single core prap (13) is provided with seal rubber sleeve with the link of described downhole hardware antenna (7).
6. a kind of gas well gaslift plunger type down-hole pressure data radio transmission system according to claim 4, is characterized in that:
Described system also comprises second single core prap (11);
Described second single core prap (11) is arranged between described retaking of a year or grade instrument antenna (12) and retaking of a year or grade control circuit (10);
Described second single core prap (11) is provided with sealing ring with the link of described retaking of a year or grade control circuit (10), and described second single core prap (11) is provided with seal rubber sleeve with the link of described retaking of a year or grade instrument antenna (12).
7. a kind of gas well gaslift plunger type down-hole pressure data radio transmission system according to claim 2, is characterized in that:
Described system also comprises damper (2);
Described damper (2) socket is arranged on described central tube (6) top;
Described plunger urceolus (8) top is variable-diameter structure, and described damper (2) supports the reducer at described plunger urceolus (8) top.
8. a kind of gas well gaslift plunger type down-hole pressure data radio transmission system according to claim 1 and 2, is characterized in that:
Described downhole hardware antenna (7) is helical antenna, wherein a kind of in simple oscialltor antenna or tripole antenna;
Described retaking of a year or grade instrument antenna (12) is helical antenna, wherein a kind of in simple oscialltor antenna or tripole antenna.
9. a kind of gas well gaslift plunger type down-hole pressure data radio transmission system according to claim 8, is characterized in that:
Described downhole hardware antenna (7) and retaking of a year or grade instrument antenna (12) are tripole antenna.
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| CN201420265156.8U CN204041062U (en) | 2014-05-23 | 2014-05-23 | A kind of gas well gaslift plunger type down-hole pressure data radio transmission system |
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| CN201420265156.8U CN204041062U (en) | 2014-05-23 | 2014-05-23 | A kind of gas well gaslift plunger type down-hole pressure data radio transmission system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104806229A (en) * | 2015-04-01 | 2015-07-29 | 西南石油大学 | Plunger gas-lift drainage/gas production logging system and control method thereof |
| CN105064983A (en) * | 2015-06-04 | 2015-11-18 | 中国石油化工股份有限公司 | Underground wireless pressure measurement system, pressure measurement electric switchgear thereof and data collection transceiver |
| CN106917607A (en) * | 2017-04-14 | 2017-07-04 | 北京金科龙石油技术开发有限公司 | A kind of automatic execution formula water drainage gas production device |
| CN107605464A (en) * | 2017-09-22 | 2018-01-19 | 中国石油集团西部钻探工程有限公司 | Gas well switch board control system and its control method |
| CN107989599A (en) * | 2017-12-28 | 2018-05-04 | 贵州航天凯山石油仪器有限公司 | The low-consumption wireless communication system and method for a kind of circuit die meter |
| CN110617060A (en) * | 2019-10-28 | 2019-12-27 | 贵州航天凯山石油仪器有限公司 | Method for realizing wireless transmission of instrument data in plunger well |
-
2014
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104806229A (en) * | 2015-04-01 | 2015-07-29 | 西南石油大学 | Plunger gas-lift drainage/gas production logging system and control method thereof |
| CN104806229B (en) * | 2015-04-01 | 2017-07-18 | 西南石油大学 | Plunger lift water pumping gas production production logging system and its control method |
| CN105064983A (en) * | 2015-06-04 | 2015-11-18 | 中国石油化工股份有限公司 | Underground wireless pressure measurement system, pressure measurement electric switchgear thereof and data collection transceiver |
| CN106917607A (en) * | 2017-04-14 | 2017-07-04 | 北京金科龙石油技术开发有限公司 | A kind of automatic execution formula water drainage gas production device |
| CN107605464A (en) * | 2017-09-22 | 2018-01-19 | 中国石油集团西部钻探工程有限公司 | Gas well switch board control system and its control method |
| CN107989599A (en) * | 2017-12-28 | 2018-05-04 | 贵州航天凯山石油仪器有限公司 | The low-consumption wireless communication system and method for a kind of circuit die meter |
| CN107989599B (en) * | 2017-12-28 | 2021-05-28 | 贵州航天凯山石油仪器有限公司 | Low-power-consumption wireless communication system and method for plunger pressure gauge |
| CN110617060A (en) * | 2019-10-28 | 2019-12-27 | 贵州航天凯山石油仪器有限公司 | Method for realizing wireless transmission of instrument data in plunger well |
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