CN204002768U - A kind of temperature and pressure test macro of SAGD - Google Patents
A kind of temperature and pressure test macro of SAGD Download PDFInfo
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- CN204002768U CN204002768U CN201420429624.0U CN201420429624U CN204002768U CN 204002768 U CN204002768 U CN 204002768U CN 201420429624 U CN201420429624 U CN 201420429624U CN 204002768 U CN204002768 U CN 204002768U
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Abstract
The utility model discloses a kind of temperature and pressure test macro of SAGD, comprise switch board two parts composition on down-hole thermometric compressed steel cable and ground, its power module outlet is connected with electrical heating module input with down-hole thermometric compressed steel cable respectively, down-hole thermometric compressed steel cable output is connected with temperature, pressure transmitter input, analogue collection module input goes out end with temperature, pressure transmitter and temperature pick up respectively and is connected, analogue collection module output is connected with CPU input, CPU output is connected with the input of electrical heating module with RS232-485 communication converter with display screen respectively, RS232-485 communication converter output is connected with the input of temperature monitoring terminal, described down-hole thermometric compressed steel cable is to be arranged in armour cable and to form being respectively equipped with the thermocouple temperature measurement cable of temperature thermocouple and pressure measurement diaphragm and conducting pressure capillary tube.The temperature and pressure of different depth under the accurate measuring well of the utility model, the utmost point is beneficial to be applied.
Description
Technical field
The utility model relates to thermometric pressure measuring system under a kind of oil well, particularly relates to a kind of temperature and pressure test macro of SAGD.
Background technology
SAGD (Steam Assisted Gravity Drainage, be called for short SAGD) be a cutting edge technology of the super viscous crude of exploitation, its principle is to inject continuously high temperature, high-quality steam to steam injection well, first grow vapor chamber, vapor chamber upwards and side move, with the crude oil generation interchange of heat in oil reservoir, heating oil reservoir also keeps certain formation pressure, and the crude oil of heating and steam condensate (SC) are let out a kind of oil production method of output in producing well below by Action of Gravity Field.The method has that recovery ratio is high, gas oil ratio is high and reduces between well and disturb, avoid altering the advantages such as logical between too early well, in the field of petroleum exploitation of China by a large amount of application.
The important technological parameters of SAGD technology is the temperature and pressure of each point steam under control well.Existing thermometric pressure measuring system is perishable, very easily damage, application life is short, cannot monitor constantly the temperature and pressure of oil well different depth, affect decision-making section and analyze and study the dynamic process of downhole temperature, pressure distribution, be difficult to realize to Oil Well Working monitoring and adjustment.
Summary of the invention
The utility model is exactly in order to solve the problems of the technologies described above, and provide a kind of temperature and pressure that can monitor in time SAGD oil well different depth, realizing well recovery complete period temperature and pressure monitors continuously, and it is not fragile to reach thermometric pressure measuring system, can permanently be arranged at the temperature and pressure test macro of a kind of SAGD of down-hole.
To achieve these goals, the technical scheme of the utility model technical solution problem is:
A kind of temperature and pressure test macro of SAGD, comprise the down-hole thermometric compressed steel cable of downhole data collection and switch board two parts composition on ground, its structure is as follows: power module outlet is connected with electrical heating module input with down-hole thermometric compressed steel cable respectively, down-hole thermometric compressed steel cable output is connected with temperature, pressure transmitter input, analogue collection module input goes out end with temperature, pressure transmitter and temperature pick up respectively and is connected, analogue collection module output is connected with CPU input, CPU output is connected with the input of electrical heating module with RS232-485 communication converter with display screen respectively, RS232-485 communication converter output is connected with the input of temperature monitoring terminal, described down-hole thermometric compressed steel cable is to be arranged in armour cable and to form being respectively equipped with the thermocouple temperature measurement cable of temperature thermocouple and pressure measurement diaphragm and conducting pressure capillary tube.
Described temperature, pressure transmitter is made up of temperature transmitter and pressure transmitter.
Described CPU is CPU226.
Described display screen is touching display screen.
Described power module adopt solar energy or external power source or at any time in internal cell charging any one or more than one.
Described temperature monitoring terminal is computer.
The top of described control cabinet and bottom are respectively equipped with rain cover and fixed support.
The utility model compared with prior art, owing to having adopted less down-hole thermometric compressed steel cable, as 1.9in integral joint tubing, even can use the more test oil pipe of minor diameter, save more space and install for more bigbore oil well pump, save material, in addition owing to adopting stainless steel armour cable, anticorrosive, reach thermometric pressure measuring system not fragile, can permanently be arranged at down-hole.The utility model is simple and reasonable, use safety, reliable, and the accurately temperature and pressure of different depth under measuring well, make oil field can monitor constantly the production temperature and pressure of oil well, can grasp in time the production status of oil well, thereby can carry out corresponding constructure scheme to production well in time, have good economic benefit and social benefit, the utmost point is beneficial to be applied.
Brief description of the drawings
Fig. 1 is the structural representation of the utility model temperature and pressure test macro;
Fig. 2 is the down-hole thermometric compressed steel cable structure schematic diagram of the utility model temperature and pressure test macro.
Major part in figure: control cabinet 1, rain cover 101, fixed support 102, CPU 2, temperature monitoring terminal 3, RS232-485 communication converter 4, electrical heating module 5, display screen 6, temperature pick up 7, analogue collection module 8, temperature, pressure transmitter 9, temperature transmitter 901, pressure transmitter 902, down-hole thermometric compressed steel cable 10, temperature thermocouple 1001, pressure measurement diaphragm 1002, power module 11, thermocouple temperature measurement cable 12, conducting pressure capillary tube 13.
Detailed description of the invention
Below in conjunction with specific embodiment, the utility model is further elaborated, but protection domain of the present utility model is not limited by specific embodiment, is as the criterion with claims.In addition, under the prerequisite without prejudice to technical solutions of the utility model, within any change that those of ordinary skill in the art that the utility model is done easily realize or change all will fall into claim scope of the present utility model.
Embodiment 1:
As Fig. 1, shown in 2, a kind of temperature and pressure test macro of SAGD, comprise the down-hole thermometric compressed steel cable of downhole data collection and switch board two parts composition on ground, analogue collection module 8 adopts Siemens EM231 module, its structure is as follows: power module 11 outputs are connected with electrical heating module 5 inputs with down-hole thermometric compressed steel cable 10 respectively, down-hole thermometric compressed steel cable 10 outputs are connected with temperature, pressure transmitter 9 inputs, analogue collection module 8 inputs are connected with temperature pick up 7 outputs with temperature, pressure transmitter 9 respectively, analogue collection module 8 outputs are connected with CPU input, CPU output is connected with the input of electrical heating module 5 with RS232-485 communication converter 4 with display screen 6 respectively, RS232-485 communication converter 4 outputs are connected with the input of temperature monitoring terminal 3, described down-hole thermometric compressed steel cable 10 is to be arranged at formation in armour cable 14 by being respectively equipped with the thermocouple temperature measurement cable 12 of temperature thermocouple 1001 and pressure measurement diaphragm 1002 and the conducting pressure capillary tube 13 of two, above-mentioned armour cable 14 is stainless steel armour cable.
Above-mentioned temperature, pressure transmitter 9 is made up of temperature transmitter 901 and pressure transmitter 902.
Above-mentioned CPU is CPU226.
Above-mentioned display screen 6 is touching display screen.
Above-mentioned power module 11 adopts solar energy and external power source.
Above-mentioned temperature monitoring terminal 3 is computer.
The top of above-mentioned control cabinet 1 and bottom are respectively equipped with rain cover 101 and fixed support 102.
Operating principle of the present utility model is as follows:
Down-hole thermometric compressed steel cable 10 is lowered in the test oil pipe of oil well, temperature thermocouple 1001 in down-hole thermometric compressed steel cable 10 and pressure measurement diaphragm 1002 record temperature and the pressure of oil well, and be connected with pressure transmitter 902 with the temperature transmitter 901 in temperature, pressure transmitter 9 respectively by compensating wire, to record temperature and pressure signal change and send into the current signal of the 4-20mA of standard through the signal conversion of temperature, pressure transmitter 9, then input analog amount acquisition module 8, analogue collection module 8 converts the analog data of collection to digital data and is sent in CPU226, CPU226 is connected with display screen 6 by communication port (COM port or COM device or COM1), show constantly temperature and the pressure of oil well, the communication port (COM0 mouth) of CPU226 is connected with computer 3 by RS232-485 communication converter 4, 485 signals of CPU226 are changed 232 signal input computers 3 by RS232-485 communication converter 4, the computer of realizing oil well temperature and pressure shows.
Temperature pick up 7 is measured the temperature in control cabinet 1, and is sent in analogue collection module 8, then is imported in CPU226 by analogue collection module 8, in the time that the temperature recording is spent lower than Celsius 5, controls electric boiling plate 5 start heating by CPU226; In the time collecting control cabinet temperature and spend higher than Celsius 10, control electric boiling plate 5 by CPU226 and stop heating.
The different depth that temperature thermocouple 1001 and pressure measurement diaphragm 1002 are tested by needs, can multiple points for measuring temperature and Duo Gen conducting pressure capillary tube 13 be set on thermocouple temperature measurement cable 12, and field fabrication is contained in the inside of down-hole thermometric compressed steel cable 10 simultaneously.
The technical indicator the utlity model has and performance:
Pressure measurement range: 0～15MPa, precision: 1 ‰;
Pressure measxurement is counted: 2～3 points;
Temperature measurement range: 0～400 DEG C, precision: ± 1 DEG C;
Temperature survey is counted: 2～12 points;
Data collection cycle: 5min(is adjustable);
Down-hole stream time: >=12 months;
Test armour cable: external diameter: 18mm;
Length: 500～2000m;
Down-hole thermometric compressed steel cable and switch board all need not be safeguarded under normal circumstances.
Claims (7)
1. the temperature and pressure test macro of a SAGD, comprise the down-hole thermometric compressed steel cable of downhole data collection and switch board two parts composition on ground, it is characterized in that structure is as follows: power module (11) output is connected with electrical heating module (5) input with down-hole thermometric compressed steel cable (10) respectively, down-hole thermometric compressed steel cable (10) output is connected with temperature, pressure transmitter (9) input, analogue collection module (8) input is connected with temperature pick up (7) output with temperature, pressure transmitter (9) respectively, analogue collection module (8) output and CPU(2) input is connected, CPU(2) output is connected with the input of electrical heating module (5) with RS232-485 communication converter (4) with display screen (6) respectively, RS232-485 communication converter (4) output is connected with the input of temperature monitoring terminal (3), described down-hole thermometric compressed steel cable (10) is to be arranged at formation in armour cable (14) by being respectively equipped with the thermocouple temperature measurement cable (12) of temperature thermocouple (1001) and pressure measurement diaphragm (1002) and the conducting pressure capillary tube (13) of at least one.
2. the temperature and pressure test macro of a kind of SAGD according to claim 1, is characterized in that described temperature, pressure transmitter (9) is made up of temperature transmitter (901) and pressure transmitter (902).
3. the temperature and pressure test macro of a kind of SAGD according to claim 1, is characterized in that described CPU(2) be CPU226.
4. the temperature and pressure test macro of a kind of SAGD according to claim 1, is characterized in that described display screen (6) is touching display screen.
5. the temperature and pressure test macro of a kind of SAGD according to claim 1, it is characterized in that described power module (11) adopt solar energy or external power source or at any time in internal cell charging any one or more than one.
6. the temperature and pressure test macro of a kind of SAGD according to claim 1, is characterized in that described temperature monitoring terminal (3) is for computer.
7. the temperature and pressure test macro of a kind of SAGD according to claim 1, is characterized in that top and the bottom of described control cabinet (1) is respectively equipped with rain cover (101) and fixed support (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420429624.0U CN204002768U (en) | 2014-07-31 | 2014-07-31 | A kind of temperature and pressure test macro of SAGD |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420429624.0U CN204002768U (en) | 2014-07-31 | 2014-07-31 | A kind of temperature and pressure test macro of SAGD |
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| Publication Number | Publication Date |
|---|---|
| CN204002768U true CN204002768U (en) | 2014-12-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420429624.0U Ceased CN204002768U (en) | 2014-07-31 | 2014-07-31 | A kind of temperature and pressure test macro of SAGD |
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| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088627A (en) * | 2014-07-31 | 2014-10-08 | 克拉玛依天兴泰石油科技有限公司 | Temperature and pressure testing system with steam assisting gravity in oil drainage |
-
2014
- 2014-07-31 CN CN201420429624.0U patent/CN204002768U/en not_active Ceased
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104088627A (en) * | 2014-07-31 | 2014-10-08 | 克拉玛依天兴泰石油科技有限公司 | Temperature and pressure testing system with steam assisting gravity in oil drainage |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| IW01 | Full invalidation of patent right | ||
| IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20170605 Decision number of declaring invalidation: 32348 Granted publication date: 20141210 |