CN214741221U - Single-well module voltage stabilizer of well head control panel - Google Patents
Single-well module voltage stabilizer of well head control panel Download PDFInfo
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- CN214741221U CN214741221U CN202121345354.1U CN202121345354U CN214741221U CN 214741221 U CN214741221 U CN 214741221U CN 202121345354 U CN202121345354 U CN 202121345354U CN 214741221 U CN214741221 U CN 214741221U
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Abstract
A wellhead control disk single well module voltage stabilizer includes: hydraulic oil device and the electrically controlled device who links to each other with the hydraulic oil device, wherein, the hydraulic oil device is equipped with: a plurality of control pipelines are respectively arranged on the plurality of single-well module pipelines; the ball valve, the first pressure gauge, the pressure switch, the regulating valve, the shutoff valve and the hydraulic oil tank are sequentially connected with the control pipeline through pipelines; the control pipeline is formed by connecting needle valves and check valves which are respectively arranged on a plurality of pipelines in parallel; the electric control device is provided with: the direct current power supply, the pressure switch auxiliary contact connected with the direct current power supply in series through a lead and an electric control loop formed by a coil of the solenoid valve of the shutoff valve. The utility model can not only reduce the workload of the operating personnel, but also improve the working efficiency of the operating personnel; moreover, the operation risk of the operator is avoided, and the operation safety of the operator is improved; meanwhile, the hydraulic oil of the single-well module is not influenced by the environment or the process temperature, and safe and stable pressure relief of the single-well module can be realized.
Description
Technical Field
The utility model belongs to the technical field of the offshore oil engineering, especially, relate to well head control panel individual well module voltage regulator device.
Background
At present, the safety valve of the Christmas tree of the offshore oil production platform is opened by utilizing a well head control panel which provides total hydraulic oil pressure and hydraulic oil control pressure of a single well for each single-well Christmas tree.
The single well module is provided with a check valve according to the actual situation of the site, so that the hydraulic oil pressure of other single well modules is prevented from being reduced when any single well module is abnormal. And at a low pressure, the pressure of the hydraulic oil of the single well is supplemented by the common module, and at a high pressure, the single well module can only hold the pressure at the high pressure because the check valve cannot return. Therefore, in normal operation, the hydraulic oil of the single-well module only can not be fed in and out. The offshore platform is open in working environment, and the hydraulic oil pressure can be obviously increased after high wind, overlarge temperature difference day and night and partial adjustment of a daily flow. The raised hydraulic oil pressure can cause the leakage of hydraulic oil of a safety valve of the Christmas tree, frequent jump and abrasion of the safety valve, oil leakage and oil leakage of a pipeline joint and the like according to different situations of field equipment; when the pressure is continuously increased and reaches the set value of the safety valve, the safety valve can be caused to jump, so that the hydraulic oil flows back to cause a phenomenon; and after the service life of part of safety valves is too long, the situation of no take-off or deviation of take-off values can occur, so that certain hidden danger exists.
In order to avoid equipment damage caused by overhigh hydraulic oil pressure, operators are required to frequently carry out hydraulic oil pressure relief on high-pressure single-well modules. However, the pressure relief work needs the cooperation of a plurality of persons, so the workload of field operators is greatly increased; and because the ascending operation is involved, the space of the field Christmas tree is narrow, and related signals need to be bypassed and isolated, logic turn-off protection is lacked in a short time and the like during pressure relief, so that great workload and partial potential safety hazards are brought to field operators.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a well head control panel individual well module voltage regulator device to when solving to highly compressed individual well module carry out the hydraulic oil pressure release, brought very big work load and partial potential safety hazard's technical problem for field operation personnel.
In order to achieve the above object, the utility model discloses a well head control panel individual well module voltage stabilizer's concrete technical scheme as follows:
a wellhead control disk single well module voltage stabilizer includes: hydraulic oil device and the electrically controlled device who links to each other with the hydraulic oil device, wherein, the hydraulic oil device is equipped with: a plurality of control pipelines are respectively arranged on the plurality of single-well module pipelines; the ball valve, the first pressure gauge, the pressure switch, the regulating valve, the shutoff valve and the hydraulic oil tank are sequentially connected with the control pipeline through pipelines; the control pipeline is formed by connecting needle valves and check valves which are respectively arranged on a plurality of pipelines in parallel;
the electric control device is provided with: the direct current power supply, the pressure switch auxiliary contact connected with the direct current power supply in series through a lead and an electric control loop formed by a coil of the solenoid valve of the shutoff valve.
Further, the normal pressure of the single well module is: 2000 psi.
Further, the regulating valve is a self-operated regulating valve; the self-operated regulating valve can release pressure of each connected single well module at any time and maintain the pressure before the valve of the self-operated regulating valve, so that the pressure is not too low; the released hydraulic oil flows back to the hydraulic oil tank; the setting value of the rear self-operated adjusting valve is slightly higher than the normal pressure value of the single well module and is set to 2100 psi.
Further, a second pressure gauge is arranged between the regulating valve and the shutoff valve; and bypass ball valves are also arranged on the loops at the two sides of the regulating valve and the shutoff valve.
Further, the set value of the pressure switch is lower than the set value of the single well module, and the set values are as follows: 2050 psi.
Further, the ball valve is used for manually isolating the pressure relief system and manually and forcibly relieving pressure.
Further, the needle valve is used for controlling the pressure relief flow rate of hydraulic oil of the single well module and the isolation of the single well module and the pressure stabilizing system; and when the needle valve is closed, the single-well module is completely isolated from the pressure stabilizing system.
The utility model discloses a well head control panel individual well module voltage regulator device has following advantage:
the utility model can not only reduce the workload of the operating personnel, but also improve the working efficiency of the operating personnel; moreover, the operation risk of the operators is avoided, and the operation safety of the operators is greatly improved; meanwhile, the hydraulic oil of the single-well module is not influenced by the environment or the process temperature, and after the pressure is abnormally increased, the safe and stable pressure relief of the single-well module can be realized.
Drawings
Fig. 1 is a schematic flow diagram of a hydraulic oil device in a module voltage stabilizer of the present invention;
fig. 2 is the electric principle schematic diagram of the electric control device in the single-well module voltage stabilizer of the utility model.
The notation in the figure is:
1. a needle valve; 2. a check valve; 3. a ball valve; 4. a first pressure gauge; 5. a pressure switch; 6. adjusting a valve; 7. a second pressure gauge; 8. closing the valve; 9. a bypass ball valve; 10. a hydraulic oil tank; A. the direct current power supply, the B and the pressure switch auxiliary contact; C. the valve solenoid coil is closed.
Detailed Description
In order to better understand the utility model discloses an aim at, structure and function, below combine the figure, it is right to the utility model relates to a well head control panel individual well module voltage regulator device does further detailed description.
As shown in fig. 1-2, the present invention includes: hydraulic oil device and the electrically controlled device who links to each other with the hydraulic oil device, wherein, the hydraulic oil device is equipped with: a plurality of control pipelines (three in the embodiment) are respectively arranged on the plurality of single-well module pipelines; the hydraulic control system comprises a ball valve 3, a first pressure gauge 4, a pressure switch 5, a regulating valve 6, a shut-off valve 8 and a hydraulic oil tank 10 which are sequentially connected with a control pipeline through pipelines; the control pipeline is formed by connecting needle valves 1 and check valves 2 which are respectively arranged on a plurality of (three in the embodiment) pipelines in parallel; the electric control device is provided with: the direct current power supply A, the pressure switch auxiliary contact B and the shutoff valve electromagnetic valve coil C are connected with the direct current power supply in series through conducting wires, the direct current power supply A is 24V, and the direct current power supply A is introduced according to actual conditions on site.
The normal pressure of the single well module is as follows: 2000 psi.
The regulating valve 6 is a self-operated regulating valve; the self-operated regulating valve can release pressure of each connected single well module at any time and maintain the pressure before the valve of the self-operated regulating valve, so that the pressure is not too low; the drained hydraulic oil flows back into the hydraulic oil tank 10.
The setting value of the self-operated adjusting valve is slightly higher than the normal pressure value of the single well module and is set to 2100 psi.
The pressure switch 5 judges that a large amount of internal leakage or other faults occur in the self-operated regulating valve when the valve front pressure of the self-operated regulating valve is lower than the set value of the pressure switch 5, so that the pressure is abnormally discharged; at this time, the outlet shutoff valve 8 and the electromagnetic valve power supply matched with the outlet shutoff valve are cut off through the control of the electric loop, the shutoff valve 8 is closed, so that the hydraulic oil can not continuously flow back to the hydraulic oil tank 10, the system is automatically stopped, and the normal pressure before the valve is maintained.
The set value of the pressure switch is lower than that of the single well module, and the set value is as follows: 2050 psi;
a second pressure gauge 7 is arranged between the regulating valve 6 and the shut-off valve 8; and bypass ball valves 9 are also arranged on the loops at both sides of the regulating valve 6 and the shutoff valve 8.
Hydraulic oil flows back to a hydraulic oil tank 10 and a matched manual bypass loop from a needle valve 1 through a check valve 2, a ball valve 3, a first pressure gauge 4, a pressure switch 5, a regulating valve 6, a second pressure gauge 7 and a shutoff valve 8.
The needle valve 1 has the following functions: the first step, the pressure relief flow rate of hydraulic oil of the single well module is controlled; secondly, the isolation of the single well module and the pressure stabilizing system is realized; thirdly, when all the needle valves 1 are closed, the single-well module is completely isolated from the pressure stabilizing system, and the single needle valve 1 is used for manually and independently discharging hydraulic oil of the individual single-well module for use.
The check valve 2 is used for avoiding chain shutoff caused by backflow of hydraulic oil of other single-well modules connected into the pressure stabilizing system through a pressure stabilizing system connection point when a single-well module connected into the pressure stabilizing system is closed or abnormal conditions such as safety valve leakage occur.
The first pressure gauge 4 and the second pressure gauge 7 are used for displaying the pressure in front of the regulating valve 6 and the pressure between the regulating valve and the shut-off valve in real time and are also used for reference during troubleshooting.
The ball valve 3 can manually isolate the pressure relief system and manually and forcibly relieve the pressure.
The utility model discloses before the first time of using, need to adjust pressure switch 5 and self-operated governing valve's setting value according to actual conditions, this project set scene actual conditions, confirm the setting value. The common module normal pressure is set at 2000psi, so the single well module normal pressure is 2000 psi. The set value of the low-pressure switch is lower than that of the single well module, and the set value is 2050 psi; the setting value of the self-operated adjusting valve is slightly higher than the normal pressure value of the single well module and is set to 2100 psi. When the pressure of the hydraulic oil rises to be above 2050psi, the shutoff valve 8 of the outlet is put into use, and the flow of the pressure relief system is conducted. When the hydraulic oil pressure rises to 2100psi, the self-operated regulating valve starts to stably release pressure, and the pressure before the valve is kept as follows: 2100 psi. When the pressure before the pressure relief system drops below 2050psi, the shutoff valve 8 is closed, and the pressure relief process is blocked.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be interpreted broadly, and may be, for example, a fixed connection, a detachable connection or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The needle valve, the check valve, the ball valve, the pressure gauge, the pressure switch, the regulating valve, the shutoff valve, the bypass ball valve, the hydraulic oil tank, the direct-current power supply, the pressure switch auxiliary contact and the shutoff valve electromagnetic valve coil are the prior art, and the unexplained technology is the prior art, so that the details are not repeated.
It is to be understood that the present invention has been described with reference to certain embodiments, and that various changes or equivalents may be substituted for elements thereof by those skilled in the art without departing from the spirit and scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from the essential scope thereof. Therefore, the present invention is not limited to the specific embodiments disclosed herein, and all embodiments falling within the scope of the claims of the present application are intended to be covered by the present invention.
Claims (7)
1. The utility model provides a well head control panel individual well module voltage regulator device which characterized in that includes: hydraulic oil device and the electrically controlled device who links to each other with the hydraulic oil device, wherein, the hydraulic oil device is equipped with: a plurality of control pipelines are respectively arranged on the plurality of single-well module pipelines; the ball valve, the first pressure gauge, the pressure switch, the regulating valve, the shutoff valve and the hydraulic oil tank are sequentially connected with the control pipeline through pipelines; the control pipeline is formed by connecting needle valves and check valves which are respectively arranged on a plurality of pipelines in parallel;
the electric control device is provided with: the direct current power supply, the pressure switch auxiliary contact connected with the direct current power supply in series through a lead and an electric control loop formed by a coil of the solenoid valve of the shutoff valve.
2. The pressure stabilizer for a wellhead control disc single well module as claimed in claim 1, wherein the normal pressure of the single well module is as follows: 2000 psi.
3. The wellhead control panel single well module pressure stabilizer of claim 1, characterized in that the regulating valve is a self-operated regulating valve; the self-operated regulating valve can release pressure of each connected single well module at any time and maintain the pressure before the valve of the self-operated regulating valve, so that the pressure is not too low; the released hydraulic oil flows back to the hydraulic oil tank; the setting value of the rear self-operated adjusting valve is slightly higher than the normal pressure value of the single well module and is set to 2100 psi.
4. The pressure stabilizing device for the single well module with the wellhead control panel as claimed in claim 1 or 3, wherein a second pressure gauge is installed between the regulating valve and the shutoff valve; and bypass ball valves are also arranged on the loops at the two sides of the regulating valve and the shutoff valve.
5. The wellhead control panel single well module pressure stabilizer of claim 1, wherein the pressure switch set value is lower than the single well module set value, the set values are: 2050 psi.
6. The apparatus of claim 1, wherein the ball valve is used for manual isolation and manual forced pressure relief of the pressure relief system.
7. The wellhead control panel single well module pressure stabilizing device according to claim 1, wherein the needle valve is used for controlling the pressure relief flow rate of hydraulic oil of the single well module and the isolation of the single well module from a pressure stabilizing system; and when the needle valve is closed, the single-well module is completely isolated from the pressure stabilizing system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121345354.1U CN214741221U (en) | 2021-06-17 | 2021-06-17 | Single-well module voltage stabilizer of well head control panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121345354.1U CN214741221U (en) | 2021-06-17 | 2021-06-17 | Single-well module voltage stabilizer of well head control panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214741221U true CN214741221U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121345354.1U Active CN214741221U (en) | 2021-06-17 | 2021-06-17 | Single-well module voltage stabilizer of well head control panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214741221U (en) |
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2021
- 2021-06-17 CN CN202121345354.1U patent/CN214741221U/en active Active
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