CN205422705U - Shaft bottom, Gas transmission pipeline hydrops volume are confirmed, foaming agent supply control system - Google Patents
Shaft bottom, Gas transmission pipeline hydrops volume are confirmed, foaming agent supply control system Download PDFInfo
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- CN205422705U CN205422705U CN201521097986.5U CN201521097986U CN205422705U CN 205422705 U CN205422705 U CN 205422705U CN 201521097986 U CN201521097986 U CN 201521097986U CN 205422705 U CN205422705 U CN 205422705U
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Abstract
The utility model provides a shaft bottom, gas transmission pipeline hydrops volume are confirmed, foaming agent supply control system. This shaft bottom hydrops volume definite system is including confirming device, accounting device and setting up the pressure sensor in sleeve pipe or oil pipe outlet department, intercommunication at the bottom of sleeve pipe or oil pipe and the natural gas well, a pressure sensor is used for measuring the pressure of sleeve pipe or oil pipe outlet department to to press force information to send for accounting device, accounting device is used for calculating the standard difference of pressure to send standard difference for confirming the device, confirm that the device is used for confirming the hydrops volume at the bottom of the natural gas well according to standard difference. Through the utility model discloses can improve natural gas well prodelta clay liquid measure detection accuracy.
Description
Technical field
This utility model relates to natural gas extraction and transportation art, particularly relates to a kind of shaft bottom, gas pipeline hydrops amount determines, foaming agent supply control system.
Background technology
In natural gas extraction, being usually present substantial amounts of hydrops at the bottom of the natural gas well, there is certain resistance to the output of natural gas in hydrops, when the resistance produced is excessive, it will has a strong impact on natural gas and exports from shaft bottom.In order to ensure that the natural gas smooth delivery of power in shaft bottom is to ground, it usually needs inject foaming agent to shaft bottom, under the effect of foaming agent, the density of hydrops reduces, thus hydrops can be easy to be carried over shaft bottom in the course of conveying of natural gas.But, current exploitation personnel cannot accurately know at the bottom of the natural gas well in the number of hydrops amount, thus cause the supply control accuracy of foaming agent relatively low.
Additionally, in natural gas carries, owing to containing substantial amounts of hydrops from the natural gas gathered out at the bottom of the natural gas well, add gas pipeline relief intensity bigger, hydrops in natural gas is easy to assemble at the recess of gas pipeline, thus affects the transfer efficiency of gas pipeline.At present, people cannot accurately know the hydrops situation of gas pipeline, timing gas pipeline can only be carried out pigging leads to ball.
Utility model content
This utility model provides a kind of shaft bottom hydrops amount to determine system, the problem relatively low to solve hydrops amount accuracy in detection at the bottom of the current natural gas well.
This utility model also provides for a kind of foaming agent supply control system, to solve the problem that foaming agent supply control accuracy is relatively low in natural gas extraction at present.
This utility model also provides for a kind of gas pipeline hydrops amount and determines system, to solve the problem that gas pipeline conducting situation accuracy in detection is relatively low in natural gas carries at present.
First aspect according to this utility model embodiment, a kind of shaft bottom hydrops amount is provided to determine system, including determining device, calculating device and be arranged on first pressure transducer in sleeve pipe or oil pipe exit, described sleeve pipe or oil pipe and connect at the bottom of the described natural gas well；Described first pressure transducer is for measuring described sleeve pipe or the pressure in oil pipe exit, and described pressure information is sent to described calculating device；
Described calculating device is for calculating the standard deviation of described pressure, and is sent to described standard deviation described determine device；Described determine that device is for according to described standard deviation, determining the hydrops amount at the bottom of the described natural gas well.
Second aspect according to this utility model embodiment, a kind of foaming agent supply control system is provided, including controlling device, determining device, calculate device, be arranged on first pressure transducer in sleeve pipe or oil pipe exit, described sleeve pipe or oil pipe connect at the bottom of the described natural gas well；Described first pressure transducer is for measuring described sleeve pipe or the pressure in oil pipe exit, and described pressure information is sent to described calculating device；
Described calculating device is for calculating the standard deviation of described pressure, and is sent to described standard deviation described determine device；Described determine that device, for according to described standard deviation, determines the hydrops amount at the bottom of the described natural gas well, and described hydrops amount information is sent to described control device；Described control device is for according to described hydrops amount, controlling the supply of foaming agent.
The third aspect according to this utility model embodiment, it is provided that a kind of gas pipeline hydrops amount determines system, including determining device, calculating device and the second pressure transducer being arranged on gas pipeline；Described second pressure transducer is for detecting the pressure information on gas pipeline, and described pressure information is sent to described calculating device；
Described calculating device is for calculating the standard deviation of described pressure, and is sent to described standard deviation described determine device；Described determine that device is for according to described standard deviation, determining the hydrops amount in described gas pipeline.
The beneficial effects of the utility model are:
1, this utility model is after the pressure in detection sleeve pipe or oil pipe exit, calculate the standard deviation of this pressure, and determine the hydrops amount at the bottom of the natural gas well according to this standard deviation, owing to standard deviation can reflect the amplitude fluctuations situation of pressure, and the pressure fluctuations amplitude in sleeve pipe or oil pipe exit can reflect the number of shaft bottom hydrops amount, can improve hydrops amount accuracy in detection at the bottom of the natural gas well thereby through this utility model；
2, this utility model by controlling the supply of foaming agent according to the shaft bottom hydrops amount accurately detected, can improve the degree of accuracy that foaming agent supply controls；
3, this utility model is after the pressure of detection gas pipeline, calculate the standard deviation of this pressure change, and the hydrops amount in gas pipeline is determined according to this standard deviation, owing to standard deviation can reflect the amplitude fluctuations situation of pressure, gas pipeline hydrops amount accuracy in detection can be improved thereby through this utility model, and how much based on gas pipeline hydrops amount, gas pipeline can be cleaned in time, thereby may be ensured that natural gas transfer efficiency.
Accompanying drawing explanation
Fig. 1 is the application scenarios schematic diagram that application this utility model embodiment realizes natural gas extraction and conveying；
Fig. 2 is the embodiment block diagram that this utility model shaft bottom hydrops amount determines system；
Fig. 3 is another embodiment flow chart that this utility model shaft bottom hydrops amount determines method；
Fig. 4 is another embodiment block diagram of this utility model foaming agent supply control system；
Fig. 5 is an embodiment flow chart of this utility model foaming agent supply control method；
Fig. 6 is the embodiment block diagram that this utility model gas pipeline hydrops amount determines system；
Fig. 7 is the enlarged diagram of a-quadrant in this utility model Fig. 1；
Fig. 8 is the embodiment flow chart that this utility model gas pipeline hydrops amount determines method.
Detailed description of the invention
For the technical scheme making those skilled in the art be more fully understood that in this utility model embodiment, and it is understandable to enable the above-mentioned purpose of this utility model embodiment, feature and advantage to become apparent from, below in conjunction with the accompanying drawings technical scheme in this utility model embodiment is described in further detail.
In description of the present utility model, unless otherwise prescribed and limit, it should be noted that term " connects ", " connection " should be interpreted broadly, such as, can be to be mechanically connected or electrical connection, can also be the connection of two element internals, can be to be joined directly together, it is also possible to be indirectly connected to by intermediary, for the ordinary skill in the art, the concrete meaning of above-mentioned term can be understood as the case may be.
See Fig. 1, realize the application scenarios schematic diagram of natural gas extraction and conveying for application this utility model embodiment.In Fig. 1, oil pipe 101 can be sleeved in sleeve pipe 102, oil pipe 101 can connect through ground 103 with at the bottom of the natural gas well 104 with sleeve pipe 102, foaming agent feedway 105 can be connected with sleeve pipe 102 by supply valve 106, the exit of oil pipe 101 is connected with gas-distributing pipe road 108 by the first control valve 107, the side of giving vent to anger in gas-distributing pipe road 108 is connected with the side of gas pipeline 110 by the 3rd control valve 109, and the other end of gas pipeline 107 is connected with supercharger 111.
See Fig. 2, an embodiment block diagram of system is determined for this utility model shaft bottom hydrops amount, this system can include determining that device 210, calculates device 220 and be arranged on first pressure transducer 230 in sleeve pipe 102 or oil pipe 101 exit, wherein this first pressure transducer 230 can measure this sleeve pipe 102 or the pressure in oil pipe 101 exit, and is sent to this pressure information calculate device 220；Calculate device 220 and can calculate the standard deviation of this pressure, and be sent to determine device 210 by this standard deviation；Determine that device can determine the hydrops amount at the bottom of the natural gas well according to this standard deviation.
In the present embodiment, when the hydrops at the bottom of the natural gas well builds up, natural gas conveying can be produced bigger resistance, so that the pressure in shaft bottom raises, now the pressure in sleeve pipe and oil pipe exit is because of the fluctuation by the interference of shaft bottom hydrops；When hydrops at the bottom of the natural gas well is gradually taken out of shaft bottom, the pressure in shaft bottom can decline, and now casing pressure declines, and the pressure in oil pipe exit rises.As can be seen here, the pressure in sleeve pipe and oil pipe exit can reflect the number of shaft bottom hydrops amount indirectly.It has been investigated that, the standard deviation of sleeve pipe and oil pipe outlet pressure is the biggest, represents the biggest by the interference of shaft bottom hydrops, and shaft bottom hydrops amount is the most, wherein calculates device and can calculate sleeve pipe and the standard deviation of oil pipe outlet pressure according to below equationX represents the pressure detected,Representing the meansigma methods of pressure detected, n represents the number of times of pressure detecting:
In order to more accurately determine shaft bottom hydrops amount, determine and device can be previously stored with hydrops amount data base, this hydrops amount data base can include standard deviation information and the hydrops amount information corresponding with standard deviation information.Determine that device is after receiving standard deviation, the standard deviation that can this be received compares with each standard deviation in hydrops amount data base, when finding the standard deviation identical with the standard deviation that this receives in hydrops amount data base, using hydrops amount corresponding for the standard deviation that finds in hydrops amount data base as the hydrops amount at the bottom of the natural gas well.
As seen from the above-described embodiment, this utility model is after the pressure in detection sleeve pipe or oil pipe exit, calculate the standard deviation of this pressure, and determine the hydrops amount at the bottom of the natural gas well according to this standard deviation, owing to standard deviation can reflect the amplitude fluctuations situation of pressure, and the pressure fluctuations amplitude in sleeve pipe or oil pipe exit can reflect the number of shaft bottom hydrops amount, can improve hydrops amount accuracy in detection at the bottom of the natural gas well thereby through this utility model.
Seeing Fig. 3, determine an embodiment flow chart of method for this utility model shaft bottom hydrops amount, the method may comprise steps of:
Step 301, measure and the sleeve pipe connected at the bottom of the natural gas well or the pressure in oil pipe exit.
Step 302, calculate the standard deviation of the pressure measured.
In the present embodiment, sleeve pipe or the standard deviation of oil pipe outlet pressure can be calculated according to below equationWherein x represents the pressure detected,Represent the meansigma methods of the pressure detected, the number of times of n expression pressure detecting:
Step 303, according to this standard deviation, determine the hydrops amount at the bottom of the natural gas well.
In the present embodiment, hydrops amount data base can be initially set up, so that this hydrops amount data base includes hydrops amount information and the standard deviation corresponding with this hydrops amount information, after the standard deviation calculating the pressure measured, can search hydrops amount information corresponding with this standard deviation in these hydrops amount data, and using the hydrops amount that finds out as the hydrops amount at the bottom of the natural gas well.
In the optional implementation of one, after calculating standard deviation, the standard deviation that can this be calculated compares with each standard deviation in hydrops amount data base, when finding the standard deviation identical with the standard deviation that this calculates in hydrops amount data base, using hydrops amount corresponding for the standard deviation that finds in hydrops amount data base as the hydrops amount at the bottom of the natural gas well.
As seen from the above-described embodiment, this utility model is after the pressure in detection sleeve pipe or oil pipe exit, calculate the standard deviation of this pressure, and determine the hydrops amount at the bottom of the natural gas well according to this standard deviation, owing to standard deviation can reflect the amplitude fluctuations situation of pressure, and the pressure fluctuations amplitude in sleeve pipe or oil pipe exit can reflect the number of shaft bottom hydrops amount, can improve hydrops amount accuracy in detection at the bottom of the natural gas well thereby through this utility model.
See Fig. 4, an embodiment block diagram for this utility model foaming agent supply control system, this system can control device 410, determines device 420, calculating device 430 and be arranged on first pressure transducer 440 in sleeve pipe 102 or oil pipe 101 exit, wherein this first pressure transducer 440 may be used for measuring sleeve pipe 102 or the pressure in oil pipe 101 exit, and is sent to this pressure information calculate device 430；Calculate device 430 and may be used for calculating the standard deviation of this pressure, and be sent to determine device 420 by this standard deviation；Determine that device 420 may be used for according to this standard deviation, determine the hydrops amount at the bottom of the natural gas well, and be sent to this hydrops amount information control device 410；Control device 410 to may be used for, according to this hydrops amount, controlling the supply of foaming agent.
In the present embodiment, calculate device and can calculate sleeve pipe and the standard deviation of oil pipe outlet pressure according to below equationX represents the pressure detected,Representing the meansigma methods of pressure detected, n represents the number of times of pressure detecting:
In order to more accurately determine shaft bottom hydrops amount, determine and device can be previously stored with hydrops amount data base, this hydrops amount data base can include standard deviation information and the hydrops amount information corresponding with standard deviation information.Determine that device is after receiving standard deviation, this standard deviation received can be compared with each standard deviation in hydrops amount data base respectively, when finding the standard deviation identical with the standard deviation that this receives in hydrops amount data base, using hydrops amount corresponding for the standard deviation that finds in hydrops amount data base as the hydrops amount at the bottom of the natural gas well.
Additionally, in order to more accurately determine foaming agent supply rule, control device can be previously stored with foaming agent supply rule database, this foaming agent supply rule database can include hydrops amount information and the foaming agent corresponding with this hydrops amount information supply rule.Control device after receiving hydrops amount information, the hydrops amount received can be compared with each hydrops amount in foaming agent supply rule database respectively, when finding foaming agent supply corresponding to the hydrops amount received with this in foaming agent supply rule database and being regular, using the foaming agent found supply rule as the foaming agent supply rule being provided to sleeve pipe.Hereafter, control device and can control the supply valve of foaming agent according to this foaming agent supply rule.Wherein, this foaming agent supply rule can include the quantity delivered of foaming agent, supply cycle etc..
As seen from the above-described embodiment, this utility model is after the pressure in detection sleeve pipe or oil pipe exit, calculate the standard deviation of this pressure, and determine the hydrops amount at the bottom of the natural gas well according to this standard deviation, owing to standard deviation can reflect the amplitude fluctuations situation of pressure, and the pressure fluctuations amplitude in sleeve pipe or oil pipe exit can reflect the number of shaft bottom hydrops amount, can improve hydrops amount accuracy in detection at the bottom of the natural gas well thereby through this utility model.It addition, this utility model by controlling the supply of foaming agent according to the shaft bottom hydrops amount accurately detected, the degree of accuracy that foaming agent supply controls can be improved.
See Fig. 5, for an embodiment flow chart of this utility model foaming agent supply control method.The method may include that
Step 501, measure and the sleeve pipe connected at the bottom of the natural gas well or the pressure in oil pipe exit.
Step 502, calculate the standard deviation of this pressure.
In the present embodiment, sleeve pipe or the standard deviation of oil pipe outlet pressure can be calculated according to below equationWherein x represents the pressure detected,Represent the meansigma methods of the pressure detected, the number of times of n expression pressure detecting:
Step 503, according to standard deviation, determine the hydrops amount at the bottom of the natural gas well.
In the present embodiment, hydrops amount data base can be initially set up, so that this hydrops amount data base includes hydrops amount information and the standard deviation corresponding with this hydrops amount information, after the standard deviation calculating the pressure measured, can search hydrops amount information corresponding with this standard deviation in these hydrops amount data, and using the hydrops amount that finds out as the hydrops amount at the bottom of the natural gas well.
In the optional implementation of one, after calculating standard deviation, the standard deviation that can this be calculated compares with each standard deviation in hydrops amount data base, when finding the standard deviation identical with the standard deviation that this calculates in hydrops amount data base, using hydrops amount corresponding for the standard deviation that finds in hydrops amount data base as the hydrops amount at the bottom of the natural gas well.
Step 504, according to hydrops amount, control the supply of foaming agent.
In the present embodiment, foaming agent supply rule database can be initially set up, this foaming agent supply rule database can include hydrops amount information and the foaming agent corresponding with this hydrops amount information supply rule.After determining the hydrops amount at the bottom of the natural gas well, foaming agent supply rule corresponding with this hydrops amount in foaming agent supply rule database can be first looked for out, then according to the foaming agent supply rule found out, control the supply valve of foaming agent.
As seen from the above-described embodiment, this utility model is after the pressure in detection sleeve pipe or oil pipe exit, calculate the standard deviation of this pressure, and determine the hydrops amount at the bottom of the natural gas well according to this standard deviation, owing to standard deviation can reflect the amplitude fluctuations situation of pressure, and the pressure fluctuations amplitude in sleeve pipe or oil pipe exit can reflect the number of shaft bottom hydrops amount, can improve hydrops amount accuracy in detection at the bottom of the natural gas well thereby through this utility model.It addition, this utility model by controlling the supply of foaming agent according to the shaft bottom hydrops amount accurately detected, the degree of accuracy that foaming agent supply controls can be improved.
See Fig. 6, determine an embodiment block diagram of system for this utility model gas pipeline hydrops amount.This system can include determining that device 610, calculates device 620 and the second pressure transducer 630 being arranged on gas pipeline, wherein this second pressure transducer 630 may be used for detecting the pressure information on gas pipeline, and is sent to this pressure information calculate device 620；Calculate device 620 and may be used for calculating the standard deviation of this pressure, and be sent to determine device 630 by this standard deviation；Determine that device 630 may be used for, according to this standard deviation, determining the hydrops amount in gas pipeline.
In the present embodiment, as shown in Figure 7, owing to the side of gas pipeline is connected with supercharger, opposite side connects with the gas transmission side in gas-distributing pipe road, and under the effect of supercharger, the pressure of the side being connected with supercharger with gas pipeline is held essentially constant, thus the pressure fluctuations amplitude that gas pipeline is connected this side with gas-distributing pipe road can reflect the number of hydrops amount in gas pipeline indirectly.It has been investigated that, in gas pipeline, the standard deviation of pressure is the biggest then represents that in gas pipeline, hydrops amount is the most.Wherein, calculate device and can calculate the standard deviation of gas pipeline upward pressure according to below equationX represents the pressure detected,Representing the meansigma methods of pressure detected, n represents the number of times of pressure detecting:
In order to more accurately determine the hydrops amount in gas pipeline, determine and device can be previously stored with hydrops amount data base, this hydrops amount data base can include standard deviation information and the hydrops amount information corresponding with standard deviation information.Determine that device is after receiving standard deviation, this standard deviation received can be compared with each standard deviation in hydrops amount data base respectively, when finding the standard deviation identical with the standard deviation that this receives in hydrops amount data base, using hydrops amount corresponding for the standard deviation that finds in hydrops amount data base as the hydrops amount in gas pipeline.
As seen from the above-described embodiment, this utility model is after the pressure of detection gas pipeline, calculate the standard deviation of this pressure, and the hydrops amount in gas pipeline is determined according to this standard deviation, owing to standard deviation can reflect the amplitude fluctuations situation of pressure, and the pressure fluctuations amplitude on gas pipeline can reflect the number of hydrops amount in gas pipeline, gas pipeline hydrops amount accuracy in detection can be improved thereby through this utility model, and it is how much based on gas pipeline hydrops amount, gas pipeline can be cleaned in time, thereby may be ensured that natural gas transfer efficiency.
See Fig. 8, determine an embodiment block diagram of method for this utility model gas pipeline hydrops amount.The method may comprise steps of:
Pressure on step 801, detection gas pipeline.
Step 802, calculate the standard deviation of this pressure.
In the present embodiment, the standard deviation of gas pipeline upward pressure can be calculated according to below equationWherein x represents the pressure detected,Represent the meansigma methods of the pressure detected, the number of times of n expression pressure detecting:
Step 803, according to this standard deviation, determine the hydrops amount of gas pipeline.
In the present embodiment, the method can pre-build hydrops amount data base, can include standard deviation information and the hydrops amount information corresponding with standard deviation information in this hydrops amount data base.After calculating standard deviation, this standard deviation calculated can be compared with each standard deviation in hydrops amount data base respectively, when finding the standard deviation identical with the standard deviation that this calculates in hydrops amount data base, using hydrops amount corresponding for the standard deviation that finds in hydrops amount data base as the hydrops amount in gas pipeline.
As seen from the above-described embodiment, this utility model is after the pressure of detection gas pipeline, calculate the standard deviation of this pressure, and the hydrops amount in gas pipeline is determined according to this standard deviation, owing to standard deviation can reflect the amplitude fluctuations situation of pressure, and the pressure fluctuations amplitude on gas pipeline can reflect the number of hydrops amount in gas pipeline, gas pipeline hydrops amount accuracy in detection can be improved thereby through this utility model, and it is how much based on gas pipeline hydrops amount, gas pipeline can be cleaned in time, thereby may be ensured that natural gas transfer efficiency.
In the description of this specification, the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means that the specific features, structure, material or the feature that combine this embodiment or example description are contained at least one embodiment of the present utility model or example.In this manual, the schematic representation to above-mentioned term is not necessarily referring to identical embodiment or example.And, the specific features of description, structure, material or feature can combine in any one or more embodiments or example in an appropriate manner.
Those skilled in the art, after considering description and putting into practice utility model disclosed herein, will readily occur to other embodiment of the present utility model.The application is intended to any modification of the present utility model, purposes or adaptations, and these modification, purposes or adaptations are followed general principle of the present utility model and include the undocumented common knowledge in the art of this utility model or conventional techniques means.Description and embodiments is considered only as exemplary, and true scope of the present utility model and spirit are pointed out by claim below.
It should be appreciated that this utility model is not limited to precision architecture described above and illustrated in the accompanying drawings, and various modifications and changes can carried out without departing from the scope.Scope of the present utility model is only limited by appended claim.
Claims (7)
1. a shaft bottom hydrops amount determines system, it is characterised in that includes determining device, calculates device and be arranged on first pressure transducer in sleeve pipe or oil pipe exit, described sleeve pipe or oil pipe and connect with at the bottom of the natural gas well；Described first pressure transducer is for measuring described sleeve pipe or the pressure in oil pipe exit, and described pressure information is sent to described calculating device；
Described calculating device is for calculating the standard deviation of described pressure, and is sent to described standard deviation described determine device；Described determine that device is for according to described standard deviation, determining the hydrops amount at the bottom of the described natural gas well.
System the most according to claim 1, it is characterised in that described determine device for searching hydrops amount information corresponding with described standard deviation in hydrops amount data base, and using the hydrops amount that finds out as the hydrops amount at the bottom of the described natural gas well.
3. a foaming agent supply control system, it is characterised in that including controlling device, determine device, calculate device, be arranged on first pressure transducer in sleeve pipe or oil pipe exit, described sleeve pipe or oil pipe connect with at the bottom of the natural gas well；Described first pressure transducer is for measuring described sleeve pipe or the pressure in oil pipe exit, and described pressure information is sent to described calculating device；
Described calculating device is for calculating the standard deviation of described pressure, and is sent to described standard deviation described determine device；Described determine that device, for according to described standard deviation, determines the hydrops amount at the bottom of the described natural gas well, and described hydrops amount information is sent to described control device；Described control device is for according to described hydrops amount, controlling the supply of foaming agent.
System the most according to claim 3, it is characterised in that described determine device for finding out hydrops amount information corresponding with described standard deviation in hydrops amount data base, and using the hydrops amount that finds out as the hydrops amount at the bottom of the described natural gas well.
System the most according to claim 3, it is characterised in that described control device is for finding out foaming agent supply rule corresponding with described hydrops amount in foaming agent supply rule database, and according to described foaming agent supply rule, controls the supply valve of foaming agent.
6. a gas pipeline hydrops amount determines system, it is characterised in that include determining device, calculating device and the second pressure transducer being arranged on gas pipeline；Described second pressure transducer is for detecting the pressure information on gas pipeline, and described pressure information is sent to described calculating device；
Described calculating device is for calculating the standard deviation of described pressure, and is sent to described standard deviation described determine device；Described determine that device is for according to described standard deviation, determining the hydrops amount in described gas pipeline.
System the most according to claim 6, it is characterised in that described determine device for finding out hydrops amount corresponding with described standard deviation in conducting situation data base, and using the hydrops amount that finds out as the hydrops amount in described gas pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521097986.5U CN205422705U (en) | 2015-12-25 | 2015-12-25 | Shaft bottom, Gas transmission pipeline hydrops volume are confirmed, foaming agent supply control system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521097986.5U CN205422705U (en) | 2015-12-25 | 2015-12-25 | Shaft bottom, Gas transmission pipeline hydrops volume are confirmed, foaming agent supply control system |
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| CN205422705U true CN205422705U (en) | 2016-08-03 |
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| CN201521097986.5U Expired - Fee Related CN205422705U (en) | 2015-12-25 | 2015-12-25 | Shaft bottom, Gas transmission pipeline hydrops volume are confirmed, foaming agent supply control system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113931621A (en) * | 2020-07-14 | 2022-01-14 | 中国石油天然气股份有限公司 | Method and device for determining gas well accumulated liquid information and storage medium |
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2015
- 2015-12-25 CN CN201521097986.5U patent/CN205422705U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113931621A (en) * | 2020-07-14 | 2022-01-14 | 中国石油天然气股份有限公司 | Method and device for determining gas well accumulated liquid information and storage medium |
| CN113931621B (en) * | 2020-07-14 | 2023-08-22 | 中国石油天然气股份有限公司 | Method, device and storage medium for determining gas well hydrops information |
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Granted publication date: 20160803 Termination date: 20161225 |