CN204152494U - Mobile integrated optical fiber temperature and pressure are with surveying electric ignition device - Google Patents
Mobile integrated optical fiber temperature and pressure are with surveying electric ignition device Download PDFInfo
- Publication number
- CN204152494U CN204152494U CN201420610362.8U CN201420610362U CN204152494U CN 204152494 U CN204152494 U CN 204152494U CN 201420610362 U CN201420610362 U CN 201420610362U CN 204152494 U CN204152494 U CN 204152494U
- Authority
- CN
- China
- Prior art keywords
- pillar
- optical fiber
- superhigh temperature
- pressure
- optical cable
- 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.)
- Active
Links
Abstract
The utility model provides a kind of mobile integrated optical fiber temperature and pressure with surveying electric ignition device, mainly comprise pillar (2), continuous-tube (5), superhigh temperature optical cable (6), fibre optic compression sensor (7), fixed head (8), fluid sealant (9), magnesia (10), resistance wire (11) and wire (12), continuous-tube (5) end side is provided with pillar end socket (1) and perforating pillar (2), superhigh temperature optical cable (6) inside is provided with superhigh temperature optical fiber (4), and the end of superhigh temperature optical cable (6) is connected with fibre optic compression sensor (7).The utility model has compact conformation, and igniting, thermometric, pressure measurement are in one, and a tubing string operation realizes whole ignition process and temperature and pressure monitoring, and construction is simple, the advantage that service efficiency is high.
Description
Technical field
The utility model relates to portable optical fiber temperature and pressure required in a kind of combustion in situ development process with surveying integrated electric ignition device, the integrated integrating device of this device, while realizing combustion in situ igniting, the needs of overall process pressure monitoring in oil reservoir electric ignition overall process temperature monitoring and pit shaft can be met.
Background technology
China is the important production base of viscous crude, and heavy oil production accounts for 20% of China's total output, and current most of block is in the steam injection development later stage, and exploitation difficulty increases, and it is a kind of effective means that fireflood technology is taken over development scheme as it.The air dielectric heating that fireflood oil well oil recovery electric ignition technology mainly utilizes downhole electric heater to be injected on ground, and make it and the crude oil generation oxidation reaction in oil reservoir, reach self-ignition point after-combustion, and temperature and pressure monitoring technology excellent of oil layer section is the key of electric ignition success during electric ignition.
Chinese patent 201320112187.5 describes the electric ignition of a kind of combustion in situ rolling-up type and monitoring system, the monitoring of this igniter to igniter outlet air temperature utilizes to be achieved with the single thermocouple monitoring system of the independence entered under tubing string, with entering under tubing string, temperature monitoring system site construction technology is complicated, construction cost is high, and because tubing string is fixed, then can not realize the well temperature section in oil reservoir longitudinal direction and pressure monitoring in ignition process.
Summary of the invention
The deficiency of well down-hole electric igniter device existence is burnt in order to overcome existing oil field, the utility model provides a kind of mobile integrated optical fiber temperature and pressure with surveying electric ignition device, by threading poling, cold-drawn undergauge, the techniques such as weld, realize heating, thermometric, pressure measurement, isometrical continuous-tube is in the mobile integrated electric igniter device of one, mainly comprise pillar 2, continuous-tube 5, superhigh temperature optical cable 6, fibre optic compression sensor 7, fixed head 8, fluid sealant 9, magnesia 10, resistance wire 11 and wire 12, continuous-tube 5 end side is provided with pillar end socket 1 and perforating pillar 2, superhigh temperature optical cable 6 inside is provided with superhigh temperature optical fiber 4, the end of superhigh temperature optical cable 6 is connected with fibre optic compression sensor 7.Continuous-tube 5 is for removing loading force, the pressure-bearing of electric igniter; Wire 12 adds hot air for electric energy transmitting to resistance wire 11 heating, and magnesia 10 is for insulation and heat transfer; Fixed head 8 is for fixing magnesia 10; Superhigh temperature optical fiber 4 is for distributed temperature section under monitor well; Fibre optic compression sensor 7 for Real-Time Monitoring by the steam injection stressor layer heated.
The utility model achieves oil reservoir electric ignition heating and operates with the integrated of temperature and pressure monitoring technology, reduces site operation difficulty.Meanwhile, the overall process of combustion in situ ignition process, full pit shaft distributed temperature monitoring and oil layer section pressure monitoring can be realized.Monitored by the temperature and pressure of ignition process, thus directly judge that oil reservoir lights situation, make to burn ignition process and construct more simple and convenient, efficiency is higher.
accompanying drawing illustrates:
Fig. 1 is cross-sectional view of the present utility model.
Fig. 2 is the A-A structural representation before the utility model undergauge.
Wherein 1 pillar end socket, 2 perforating pillars, 3 through holes, 4 superhigh temperature optical fiber, 5 continuous-tubes, 6 superhigh temperature optical cables, 7 fibre optic compression sensors, 8 fixed heads, 9 fluid sealants, 10 magnesia, 11 resistance wires, 12 wires.
detailed description of the invention:
As Fig. 1 and Fig. 2, present embodiments providing a kind of mobile integrated optical fiber temperature and pressure with surveying electric ignition device, resistance wire 11 and wire 12 being aligned, and by the butt welding of one end joint, forms a metallic combination line.Then by the metallic combination line that superhigh temperature optical cable 6 becomes with resistance wire 11 and wire 12 welding resistance, all penetrate together in the hole of magnesia 10 correspondence of oven dry.Then by one end undergauge of continuous-tube 5, and its above-mentioned magnesia 10 is penetrated in continuous-tube 5, reserve the superhigh temperature optical cable 6 of certain length in the outside of continuous-tube 5 one end, after all penetrating, by its continuous-tube 5 end pressing tongs undergauge.Using continuous-tube 5 undergauge end as traction end, after repeatedly cold-drawn undergauge and annealing meet the requirements of wire diameter, caliber and length, adopt immersion test and measure break-make and the insulating properties of metallic combination line, using break-make and the decay of optical time domain reflectometer test superhigh temperature optical cable 6.Again Shape correction is carried out to its two ends, sealing after process, two of electric igniter after undergauge resistance wires 11 are welded together, pour into dry magnesia 10 and compacting, be connected with fibre optic compression sensor 7 by shorter superhigh temperature optical cable 6 end, perforating pillar 2 is enclosed within superhigh temperature optical cable 6 and fibre optic compression sensor 7, be connected with the continuous-tube 5 after undergauge, pillar end socket 1 is connected with perforating pillar 2, and fibre optic compression sensor 7 can be one, also can be branched.
As shown in Figure 1, mobile integrated optical fiber temperature and pressure are provided with pillar end socket 1 and perforating pillar 2 with continuous-tube 5 one end surveying electric ignition device, inside perforate pillar 2, radial direction is provided with superhigh temperature optical fiber 4, superhigh temperature optical cable 6, fibre optic compression sensor 7, fixed head 8, resistance wire 11, wire 12 successively, and its annular space is filled with magnesia 10; Perforating pillar 2 is provided with several through hole 3.
During work, continuous pipe tripping device is utilized to enter target zone by under portable electric ignition device, switch on power, wire 12 is utilized to make its work to resistance wire 11 energising, the air that heating pit shaft injects, by to superhigh temperature optical fiber 4 Real-Time Monitoring, realize oil layer section distributed temperature and the monitoring of whole Underground Distributed temperature profile.Meanwhile, by Real-Time Monitoring fibre optic compression sensor 7, realize by the Real-Time Monitoring of steam injection stressor layer heated.
Claims (2)
1. mobile integrated optical fiber temperature and pressure are with surveying electric ignition device, mainly comprise pillar (2), continuous-tube (5), fixed head (8), fluid sealant (9), magnesia (10), resistance wire (11) and wire (12), continuous-tube (5) end side is provided with pillar end socket (1) and perforating pillar (2), it is characterized in that: described electric ignition device also comprises super superhigh temperature optical cable (6) and fibre optic compression sensor (7), superhigh temperature optical cable (6) inside is provided with superhigh temperature optical fiber (4), the end of superhigh temperature optical cable (6) is connected with fibre optic compression sensor (7).
2. electric ignition device according to claim 1, is characterized in that: described perforating pillar (2) is provided with several through hole (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420610362.8U CN204152494U (en) | 2014-10-20 | 2014-10-20 | Mobile integrated optical fiber temperature and pressure are with surveying electric ignition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420610362.8U CN204152494U (en) | 2014-10-20 | 2014-10-20 | Mobile integrated optical fiber temperature and pressure are with surveying electric ignition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204152494U true CN204152494U (en) | 2015-02-11 |
Family
ID=52510619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420610362.8U Active CN204152494U (en) | 2014-10-20 | 2014-10-20 | Mobile integrated optical fiber temperature and pressure are with surveying electric ignition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204152494U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111980684A (en) * | 2019-05-05 | 2020-11-24 | 中国石油天然气股份有限公司 | Continuous tube temperature and pressure monitoring optical cable and manufacturing method thereof |
-
2014
- 2014-10-20 CN CN201420610362.8U patent/CN204152494U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111980684A (en) * | 2019-05-05 | 2020-11-24 | 中国石油天然气股份有限公司 | Continuous tube temperature and pressure monitoring optical cable and manufacturing method thereof |
| CN111980684B (en) * | 2019-05-05 | 2023-09-26 | 中国石油天然气股份有限公司 | Coiled tubing temperature and pressure monitoring optical cable and manufacturing method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103147733B (en) | The electric ignition of combustion in situ rolling-up type and monitoring system | |
| CN106801598B (en) | Device and method for burning mixed-phase superheated steam underground | |
| CN203285413U (en) | Rolling type electric ignition and monitoring system for combustion of oil in situ | |
| CN101539011B (en) | Fire flood eclectic ignition device | |
| CN106884638A (en) | A kind of In Situ Heating method of coal bed gas heating exploitation | |
| CN102979493B (en) | Gas injection system for combustion of oil in-situ under super-critical pressure and gas injection method thereof | |
| CN104196509A (en) | Fireflooding moving type high-temperature electric ignition process pipe | |
| CN103835689B (en) | Oil reservoir electrical heating oil extracting appts and using method thereof | |
| CN204627576U (en) | The portable layering electric ignition of fireflood and monitoring process pipe string | |
| CN205743888U (en) | A kind of Mobile underground electric ignition and the same examining system of optical fiber temperature and pressure | |
| CN103953321B (en) | Inclined shaft combustion in situ continuous pipe electric ignition tubing string and ignition method | |
| CN107288583B (en) | Series-type variable pitch downhole fluid electric heater | |
| CN105781490A (en) | Microwave well flushing device for production well and well flushing method of microwave well flushing device | |
| CN204152494U (en) | Mobile integrated optical fiber temperature and pressure are with surveying electric ignition device | |
| CN202273667U (en) | Fire-driven no-cable type electric ignition tube column | |
| CN205743889U (en) | Burn oil field Mobile underground electric ignition and optical fiber temperature measurement system | |
| CN104265256A (en) | In-situ combustion electric ignition device | |
| CN213597941U (en) | Downhole steam heating device and steam injection pipe column | |
| CN204283390U (en) | The portable high-temperature electric igniting process tubular column of a kind of fireflood | |
| CN206380112U (en) | A kind of high-temperature ignition cable | |
| CN106761639B (en) | Combustion in situ electric igniter and monitoring system | |
| CN203847085U (en) | Inclined shaft oil in-situ combustion layer continuous tube electric ignition tubular column | |
| CN106499377A (en) | Electric ignition system | |
| CN210195724U (en) | Oil shale electric heating's tubular column | |
| CN109184648B (en) | Movable electric igniter |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |