CN210422568U - Gas field cluster well site rotation metering gas collection device and system - Google Patents
Gas field cluster well site rotation metering gas collection device and system Download PDFInfo
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- CN210422568U CN210422568U CN201921163624.XU CN201921163624U CN210422568U CN 210422568 U CN210422568 U CN 210422568U CN 201921163624 U CN201921163624 U CN 201921163624U CN 210422568 U CN210422568 U CN 210422568U
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Abstract
The utility model belongs to the technical field of gas field cluster well site measurement, concretely relates to gas field cluster well site is by turns measurement gas collection device and system. The utility model discloses make full use of multichannel rotation flow valve realizes that the measurement flow of different gas wells switches, only sets up 1 flowmeter and can satisfy the measurement requirement of all gas wells, can realize long-range rotation measurement and switch, and the high-low pressure of every well promptly cuts off and the defeated long-range shutoff outside of whole well site, and the flow is simple, and equipment is few, can realize unmanned on duty, remote control, the manual work site operation and the management point that have significantly reduced have reduced the engineering investment, satisfy the requirement of the gas well fine-grained management.
Description
Technical Field
The utility model belongs to the technical field of gas field cluster well site measurement, concretely relates to gas field cluster well site is by turns measurement gas collection device and system.
Background
At present, ancient natural gas wells developed in a downhole throttling mode increasingly adopt a construction mode of a cluster well site. The number of gas wells in a cluster well field reaches up to 23 at present, and is usually more than 2. Each cluster well site mainly adopts a mode of respectively metering single wells, each well is provided with a flowmeter, the flow is complex, the number of equipment and valve pipes is large, and the field installation workload is large; or the whole well site is provided with one path of total measurement, so that the separate measurement of each gas well cannot be carried out, the liquid production amount cannot be mastered, and the requirements of on-site fine management, process simplification and low-cost development cannot be met.
For example, 12 kinds of clusters such as H2, H4, C1H2, C1H4, C1H5, C1H6, C2H2, C2H5, C3H3, C4H3 and C9H5 are adopted for development and construction of a certain block of a certain gas field. Each well site sets up integrated intelligent flowmeter, measures the individual well natural gas, and 2 ~ 4 wells share 1 flowmeter in the cluster well, can't master the concrete gas production rate of every individual well, more can't master the liquid production volume.
SUMMERY OF THE UTILITY MODEL
The utility model provides a gas field cluster well site is with measurement gas collection device and system by turns, aim at provide one kind can satisfy the requirement to every well individual measurement, and can optimize and simplify well site process flow to the demand to gas well dynamic management, the fine management of adaptation.
In order to achieve the above object, the utility model adopts the following technical scheme:
a gas field cluster well site alternate metering gas collection device comprises
The multi-way alternate flow valve is provided with a plurality of input ports and two output ports and adopts an electric multi-way alternate flow valve;
the valve groups are at least provided with two groups, and the output end of each valve group is respectively connected with different input ports of the multi-way alternate flow valve;
the input end of the metering unit is connected with one output port of the multi-channel alternate flow valve;
the input end of the external output unit is connected with the other output port of the multi-way alternate flow valve, and the output end of the external output unit is connected with a pipeline output by the metering system;
and the control unit is in electric signal connection with the multi-channel alternate flow valve, the metering unit and the valve group.
The device also comprises a sixth ball valve; the input end of the sixth ball valve is connected to a pipeline for connecting the metering unit and the output unit, and the sixth ball valve is an electric ball valve; the sixth ball valve is in electric signal connection with the control unit.
The input end of the sixth ball valve is also connected with a fifth ball valve, and the fifth ball valve adopts an electric ball valve; the fifth ball valve is in electric signal connection with the control unit.
The valve group comprises a well site high-low pressure emergency cut-off valve, a check valve and a first ball valve, wherein the check valve is connected between the well site high-low pressure emergency cut-off valve and the first ball valve, and the output end of the first ball valve is connected with the input port of the multi-way alternate flow valve; and the input end of the high-low pressure emergency cut-off valve of the well site is connected with a gas production tree of the gas well.
The first ball valve is a manual or electric ball valve; the electric first ball valve is in electric signal connection with the control unit.
The metering unit comprises a second ball valve, a third ball valve and a flowmeter; the flow meter is connected between the second ball valve and the third ball valve; the input end of the second ball valve is connected with the output port of the multi-way alternate flow valve; the output end of the third ball valve is connected with the output end of the sixth ball valve; the second ball valve and the third ball valve adopt electric ball valves; the second ball valve and the third ball valve are in electric signal connection with the control unit.
The flowmeter adopts a single-phase meter or a multi-phase flowmeter.
The output end of the output unit is connected with a fourth ball valve, and the fourth ball valve adopts an electric ball valve; the fourth ball valve is in electric signal connection with the control unit.
A gas field cluster well site alternate measurement gas collection system comprises a gas field cluster well site alternate measurement gas collection device; the input end of a valve group of the gas field cluster well site alternate metering gas collecting device is connected with the output end of a gas well gas production tree, and the output end of a sixth ball valve of the gas field cluster well site alternate metering gas collecting device is connected with an off-well site gas production pipeline; the number of the groups of the valve group is matched with the number of the well heads of the gas field cluster well.
Has the advantages that:
the utility model makes full use of the multi-way alternate flow valve to realize the switching of the metering flows of different gas wells, can meet the metering requirements of all gas wells by only arranging 1 flow meter, and can realize the remote alternate metering switching; the high-low pressure emergency cut-off of each well and the remote cut-off of the output of the whole well site have simple flow and less equipment, can realize unattended operation and remote control, greatly reduces manual field operation and management points, reduces engineering investment and meets the requirement of fine management of the gas well.
The above description is only an overview of the technical solution of the present invention, and in order to clearly understand the technical means of the present invention and to implement the technical solution according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic view of a 3-well cluster well of the present invention;
FIG. 2 is a schematic view of the well site metering gas collection process of the present invention, which is exemplified by a 3-well cluster well.
In the figure: 1-a first gas well gas production tree; 2-a second gas well gas production tree; 3-third gas well gas production tree; 4-multi-way alternate flow valves; 5-a metering unit; 6-an external transmission unit; 7-a well site high-low pressure emergency cut-off valve; 8-a check valve; 9-a first ball valve; 10-a second ball valve; 11-a third ball valve; 12-a fourth ball valve; 13-a fifth ball valve; 14 a sixth ball valve; 15-a flow meter; 16-valve group.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The first embodiment is as follows:
1-2, a gas field cluster well site alternate metering gas collection device comprises
The multi-way alternate flow valve 4 is provided with a plurality of input ports and two output ports, and the multi-way alternate flow valve 4 is an electric multi-way alternate flow valve;
the valve groups 16 are at least provided with two groups, and the output end of each valve group is respectively connected with different input ports of the multi-way alternate flow valve 4;
the input end of the metering unit 5 is connected with one output port of the multi-way alternate flow valve 4;
the input end of the external output unit 6 is connected with the other output port of the multi-way alternate flow valve 4, and the output end of the external output unit 6 is connected with a pipeline output by the metering unit 5;
and the control unit is in electric signal connection with the multi-way alternate flow valve 4, the metering unit 5 and the valve group 16.
Preferably a sixth ball valve 14; the input end of the sixth ball valve 14 is connected to a pipeline for connecting the metering unit 5 and the output unit 6, and the sixth ball valve 14 is an electric ball valve; the sixth ball valve 14 is in electrical signal connection with the control unit.
During actual use, each gas well is firstly connected into the multi-way alternate flow valve 4 through the valve group 16, the internal structure of the multi-way alternate flow valve 4 is divided into a metering pipeline cavity and a production pipeline cavity, the gas wells to be metered independently enter the metering pipeline cavity and the other gas wells to be mixed by fully utilizing the internal structure of the valve after being connected into the gas wells, the gas wells enter the production pipeline cavity after being mixed, the metering unit 5 is connected to the outlet of the metering cavity, the production pipeline cavity is connected with the output unit 6, and finally the two gas wells are converged and then enter a well site gas production pipeline through the sixth ball valve 14 to be conveyed to a downstream station. The control unit remotely controls the multi-way alternate flow valve 4 to realize that different gas wells respectively enter the metering pipeline cavity and the production pipeline cavity; the control unit remotely controls the sixth ball valve 14 to realize the remote emergency cut-off of the whole cluster well site gas production pipeline. The control unit in this embodiment is implemented by using a computer in the related art.
2-14 inlets of the multi-way alternate flow valve 4 can be arranged according to the actual conditions of different well site well numbers, the alternate metering requirements of 2-14 gas wells are met, and the outlet of the multi-way alternate flow valve 4 is only 2, so that the metering and production requirements are met; cut-off ball valves are arranged at the front and the rear of the valve, so that the valve can be conveniently cut off during maintenance and replacement.
The utility model makes full use of the multi-way alternate flow valve 4 to realize the switching of the metering flows of different gas wells, can meet the metering requirements of all gas wells by only arranging 1 flow meter, and can realize the remote alternate metering switching; the high-low pressure emergency cut-off of each well and the remote cut-off of the output of the whole well site have simple flow and less equipment, can realize unattended operation and remote control, greatly reduces manual field operation and management points, reduces engineering investment and meets the requirement of fine management of the gas well.
Example two:
1-2, a gas field cluster well site rotation metering gas collecting device is different from the first embodiment in that: the valve group 16 comprises a wellsite high-low pressure emergency cut-off valve 7, a check valve 8 and a first ball valve 9, the check valve 8 is connected between the wellsite high-low pressure emergency cut-off valve 7 and the first ball valve 9, and the output end of the first ball valve 9 is connected with the input port of the multi-way alternate flow valve 4; and the input end of the well site high-low pressure emergency cut-off valve 7 is connected with a gas well gas production tree.
In actual use, a check valve 8 is provided upstream of the inlet line ball valve of the multi-way reversing flow valve 4 in order to prevent other gas well lines from flowing back into the line through the inlet of the multi-way reversing flow valve.
The high-low pressure emergency cut-off valve 7 is arranged at the upstream of an inlet pipeline of the check valve 8, and aims to prevent the upstream and downstream pressure from exceeding a set high-low pressure value and realizing automatic emergency cut-off, so that the aims of closing a gas well and protecting downstream pipelines and equipment are fulfilled.
The first ball valve 9 is arranged at the downstream of the outlet pipeline of the check valve 8 and at the upstream of the inlet pipeline of the multi-channel alternate flow valve 4, so that the production state of the gas well can be fully realized.
In order to ensure the safety and continuous stability of production, the design pressure of the high-low pressure emergency stop valve 7 and an upstream pipeline is 25MPa, and the design pressure of a downstream valve and a pipeline is 6.3 MPa.
Example three:
according to a rotation metering gas collecting device for a gas field cluster well site shown in fig. 2, the difference from the second embodiment is that: the first ball valve 9 is a manual or electric ball valve; the electric first ball valve 9 is in electric signal connection with the control unit.
In actual use, when the first ball valve 9 and the manual ball valve are adopted, the gas well to which the first ball valve belongs can be manually opened and closed, and the production state of the gas well can be manually controlled on site; when the first ball valve 9 adopts an electric ball valve, remote control can be realized; the manual or electric ball valve is adopted, and can be selected at will according to the requirement.
Example four:
1-2, a gas field cluster well site rotation metering gas collecting device is different from the first embodiment in that: the metering unit 5 comprises a second ball valve 10, a third ball valve 11 and a flow meter 15; the flow meter 15 is connected between the second ball valve 10 and the third ball valve 11; the input end of the second ball valve 10 is connected with the output port of the multi-way alternate flow valve 4; the output end of the third ball valve 11 is connected with the output end of a sixth ball valve 14; the second ball valve 10 and the third ball valve 11 are electric ball valves; the second ball valve 10 and the third ball valve are in electrical signal connection with the control unit.
In practical use, the metering unit 5 can realize the yield metering of all gas wells in a well site by adopting the technical scheme, and meets the requirements of daily production management data recording, water drainage and gas production measure making and fine analysis of the gas wells.
Example five:
according to a rotation metering gas collecting device for a gas field cluster well site shown in fig. 2, the difference from the fourth embodiment is that: the flow meter 15 adopts a single-phase meter or a multi-phase meter.
In practical use, the flowmeter 15 can be a single-phase flowmeter or a multiphase flowmeter, and can meet the requirement of field moisture measurement by selecting single-phase flow measurement, and can meet the requirement of gas-liquid two-phase measurement by selecting the multiphase flowmeter.
When the metering unit 5 adopts single-phase metering timing, the yield metering of the gas well gas production can be realized, and the single-phase metering can meet the gas production metering requirement of the gas well with small liquid production amount; by adopting the multiphase meter, gas production and liquid production of the gas well can be respectively measured, and the measurement requirements on the liquid production and the gas production of the gas well with large liquid production can be met.
During practical use, the specific model of the flowmeter can be selected according to engineering practice, for example, a single-phase flowmeter can be selected from a pore plate flowmeter, an intelligent precession flowmeter and the like, and a multiphase flowmeter can be selected from a nameplate moisture pore plate flowmeter, a Hammer multiphase flowmeter and the like.
Example six:
1-2, a gas field cluster well site rotation metering gas collecting device is different from the first embodiment in that: the output end of the output unit 6 is connected with a fourth ball valve 12, and the fourth ball valve 12 is an electric ball valve; the fourth ball valve 12 is in electrical signal connection with the control unit.
In actual use, the fourth ball valve 12 is an electric ball valve, and the production and closing of the output unit 6 can be controlled through the control unit, so that labor is saved.
Example seven:
1-2, a gas field cluster well site rotation metering gas collecting device is different from the first embodiment in that: the input end of the sixth ball valve 14 is also connected with a fifth ball valve 13, and the fifth ball valve 13 is an electric ball valve; the fifth ball valve 13 is in electrical signal connection with the control unit.
In practical use, the fifth ball valve 13 is an access valve for reserving an upstream wellsite pipeline incoming gas, and the control unit connected with the fifth ball valve 13 through an electric signal realizes that the upstream wellsite incoming gas is mixed with the wellsite incoming gas under the condition of no-fire operation of the wellsite and then is conveyed to a downstream gas production main pipe.
Example eight:
1-2, a gas field cluster well site rotation metering gas collecting device is different from the first embodiment in that: a sixth ball valve 14; the input end of the sixth ball valve 14 is connected to a pipeline for connecting the metering unit 5 and the output unit 6, and the sixth ball valve 14 is an electric ball valve; the sixth ball valve 14 is in electrical signal connection with the control unit; the valve group 16 comprises a wellsite high-low pressure emergency cut-off valve 7, a check valve 8 and a first ball valve 9, the check valve 8 is connected between the wellsite high-low pressure emergency cut-off valve 7 and the first ball valve 9, and the output end of the first ball valve 9 is connected with the input port of the multi-way alternate flow valve 4; the first ball valve 9 is an electric ball valve; the electric first ball valve 9 is in electric signal connection with the control unit; the metering unit 5 comprises a second ball valve 10, a third ball valve 11 and a flow meter 15; the flow meter 15 is connected between the second ball valve 10 and the third ball valve 11; the input end of the second ball valve 10 is connected with the output port of the multi-way alternate flow valve 4; the output end of the third ball valve 11 is connected with the output end of a sixth ball valve 14; the second ball valve 10 and the third ball valve 11 are electric ball valves; the second ball valve 10 and the third ball valve are in electric signal connection with the control unit; the flowmeter 15 adopts a single-phase or multi-phase flowmeter; the output end of the output unit 6 is connected with a fourth ball valve 12, and the fourth ball valve 12 is an electric ball valve; the fourth ball valve 12 is in electrical signal connection with the control unit; the input end of the sixth ball valve 14 is also connected with a fifth ball valve 13, and the fifth ball valve 13 is an electric ball valve; the fifth ball valve 13 is in electrical signal connection with the control unit.
In actual use, the utility model makes full use of the multi-way alternate flow valve to realize the switching of the metering flows of different gas wells, and only 1 flow meter is arranged to meet the metering requirements of all gas wells, thereby realizing the remote alternate metering switching; the utility model discloses a control unit realizes the high-low pressure of every well and promptly cuts off and the defeated long-range shutoff of the outer of whole well site to electronic valve's remote control, and the flow is simple, and equipment is few, can realize unmanned on duty, and remote control has significantly reduced manual work site operation and management point, has reduced the engineering investment, has satisfied the requirement of gas well fine-grained management.
Example nine:
1-2, a gas field cluster well site alternating metering gas collection system comprising a gas field cluster well site alternating metering gas collection device; the input end of a valve group 16 of the gas field cluster well site alternate metering gas collecting device is connected with the output end of a gas well gas production tree, and the output end of a sixth ball valve 14 of the gas field cluster well site alternate metering gas collecting device is connected with an off-well site gas output pipeline; the number of the groups of the valve group 16 is matched with the number of the wellheads of the gas field cluster well.
This embodiment is illustrated with a 3-well cluster well. In practical use, the output ends of the first gas well gas production tree 1, the second gas well gas production tree 2 and the third gas well gas production tree 3 are respectively connected with a valve group 16, the valve group 16 is respectively connected with the multi-way alternate circulating valve 4, and then the sixth ball valve 14 is connected with a well site gas production pipeline and conveyed to a downstream station.
The utility model discloses make full use of the multichannel circulation valve of taking turns, realize that the measurement flow of different gas wells switches, only set up 1 flowmeter and can satisfy the measurement requirement of all gas wells, can realize long-range measurement switching of taking turns, the high-low pressure of every well promptly cuts off with the defeated long-range shutoff outside of whole well site, the flow is simple, and equipment is few, can realize unmanned on duty, remote control, the manual work site operation and the management point that have significantly reduced have reduced the engineering investment, satisfy the requirement of the gas well fine-grained management.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
In the case of no conflict, a person skilled in the art may combine the related technical features in the above examples according to actual situations to achieve corresponding technical effects, and details of various combining situations are not described herein.
The foregoing is illustrative of the preferred embodiments of the present invention, and the present invention is not to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein. Any simple modification, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention all fall within the scope of the technical solution of the present invention.
Claims (8)
1. The utility model provides a gas field cluster well site rotates measurement gas collection device which characterized in that: comprises that
The multi-way alternate flow valve (4), the multi-way alternate flow valve (4) is provided with a plurality of input ports and two output ports, and the multi-way alternate flow valve (4) adopts an electric multi-way alternate flow valve;
the valve banks (16) are at least provided with two groups, and the output end of each valve bank is respectively connected with different input ports of the multi-way alternate flow valve (4);
the input end of the metering unit (5) is connected with one output port of the multi-way alternate flow valve (4);
the input end of the output unit (6) is connected with the other output port of the multi-channel alternate flow valve (4), and the output end of the output unit (6) is connected to a pipeline output by the metering unit (5);
and the control unit is in electric signal connection with the multi-channel alternate flow valve (4), the metering unit (5) and the valve group (16).
2. The gas field cluster well site rotation metering gas collection device of claim 1, wherein: also comprises a sixth ball valve (14); the input end of a sixth ball valve (14) is connected to a pipeline connected with the metering unit (5) and the output unit (6), and the sixth ball valve (14) adopts an electric ball valve; the sixth ball valve (14) is in electric signal connection with the control unit.
3. The apparatus of claim 2, wherein the gas field cluster well site alternate metering gas collection system comprises: the input end of the sixth ball valve (14) is also connected with a fifth ball valve (13), and the fifth ball valve (13) adopts an electric ball valve; the fifth ball valve (13) is in electric signal connection with the control unit.
4. The gas field cluster well site rotation metering gas collection device of claim 1, wherein: the valve bank (16) comprises a wellsite high-low pressure emergency cut-off valve (7), a check valve (8) and a first ball valve (9), the check valve (8) is connected between the wellsite high-low pressure emergency cut-off valve (7) and the first ball valve (9), and the output end of the first ball valve (9) is connected with the input port of the multi-way alternate flow valve (4); the input end of the well site high-low pressure emergency cut-off valve (7) is connected with a gas well gas production tree.
5. The apparatus of claim 4, wherein the gas field cluster well site alternate metering gas collection system comprises: the first ball valve (9) adopts a manual or electric ball valve; the electric first ball valve (9) is in electric signal connection with the control unit.
6. The gas field cluster well site rotation metering gas collection device of claim 1, wherein: the metering unit (5) comprises a second ball valve (10), a third ball valve (11) and a flow meter (15); the flow meter (15) is connected between the second ball valve (10) and the third ball valve (11); the input end of the second ball valve (10) is connected with the output port of the multi-way alternate flow valve (4); the output end of the third ball valve (11) is connected with the output end of a sixth ball valve (14); the second ball valve (10) and the third ball valve (11) adopt electric ball valves; the second ball valve (10) and the third ball valve (11) are in electric signal connection with the control unit; the flowmeter (15) adopts a single-phase meter or a multiphase flowmeter.
7. The gas field cluster well site rotation metering gas collection device of claim 1, wherein: the output end of the output unit (6) is connected with a fourth ball valve (12), and the fourth ball valve (12) adopts an electric ball valve; the fourth ball valve (12) is in electric signal connection with the control unit.
8. A gas field cluster well site rotation measurement gas collection system which characterized in that: comprising a gas field cluster wellsite shift metering gas collection device as claimed in any one of claims 1 to 7; the input end of a valve group (16) of the gas field cluster well site alternate metering gas collection device is connected with the output end of a gas well gas production tree, and the output end of a sixth ball valve (14) of the gas field cluster well site alternate metering gas collection device is connected with an off-well site gas production pipeline; the number of the groups of the valve group (16) is matched with the number of the well heads of the gas field cluster well.
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| CN201921163624.XU CN210422568U (en) | 2019-07-23 | 2019-07-23 | Gas field cluster well site rotation metering gas collection device and system |
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| CN201921163624.XU CN210422568U (en) | 2019-07-23 | 2019-07-23 | Gas field cluster well site rotation metering gas collection device and system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110242250A (en) * | 2019-07-23 | 2019-09-17 | 西安长庆科技工程有限责任公司 | Gas collecting apparatus and system are measured in a kind of field rotation of gas field cluster well |
| RU2778918C1 (en) * | 2022-02-10 | 2022-08-29 | Общество с ограниченной ответственностью "НИКАПЕТРОТЭК" | Device for measuring the flow rate of oil wells at group metering installations and method for its use |
-
2019
- 2019-07-23 CN CN201921163624.XU patent/CN210422568U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110242250A (en) * | 2019-07-23 | 2019-09-17 | 西安长庆科技工程有限责任公司 | Gas collecting apparatus and system are measured in a kind of field rotation of gas field cluster well |
| CN110242250B (en) * | 2019-07-23 | 2024-09-17 | 西安长庆科技工程有限责任公司 | Gas field cluster well field rotation metering gas collection device and system |
| RU2778918C1 (en) * | 2022-02-10 | 2022-08-29 | Общество с ограниченной ответственностью "НИКАПЕТРОТЭК" | Device for measuring the flow rate of oil wells at group metering installations and method for its use |
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Effective date of registration: 20201027 Address after: 710018 Shaanxi province Xi'an Weiyang road Fengcheng four Changqing building Patentee after: XI'AN CHANGQING TECHNOLOGY ENGINEERING Co.,Ltd. Patentee after: CHINA NATIONAL PETROLEUM Corp. Address before: 710018 Shaanxi province Xi'an Weiyang road Fengcheng four Changqing building Patentee before: XI'AN CHANGQING TECHNOLOGY ENGINEERING Co.,Ltd. |
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