CN113417618A - Automatic liquid supply manifold for fracturing construction - Google Patents
Automatic liquid supply manifold for fracturing construction Download PDFInfo
- Publication number
- CN113417618A CN113417618A CN202110592545.6A CN202110592545A CN113417618A CN 113417618 A CN113417618 A CN 113417618A CN 202110592545 A CN202110592545 A CN 202110592545A CN 113417618 A CN113417618 A CN 113417618A
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- main pipeline
- water
- butterfly valve
- branch
- water outlet
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- 239000007788 liquid Substances 0.000 title claims abstract description 74
- 238000010276 construction Methods 0.000 title claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 117
- 239000012530 fluid Substances 0.000 claims description 5
- 238000005259 measurement Methods 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 abstract 3
- 230000007306 turnover Effects 0.000 abstract 1
- 238000009434 installation Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000001502 supplementing effect Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000001802 infusion Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Images
Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/25—Methods for stimulating production
- E21B43/26—Methods for stimulating production by forming crevices or fractures
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/02—Valve arrangements for boreholes or wells in well heads
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B34/00—Valve arrangements for boreholes or wells
- E21B34/16—Control means therefor being outside the borehole
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/25—Methods for stimulating production
- E21B43/26—Methods for stimulating production by forming crevices or fractures
- E21B43/2607—Surface equipment specially adapted for fracturing operations
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Control Of Fluid Pressure (AREA)
Abstract
The invention provides an automatic liquid supply manifold for fracturing construction, and solves the technical problems that a liquid supply manifold in the prior art needs to manually open and close a valve and has high requirements on operators. It includes at least two sets of confession liquid manifold, wherein: at least two sets of confession liquid manifold end to end installs pressure transmitter in going out water branch road main line (4), pressure transmitter electricity is connected with the controller, the controller electricity is connected with power and remote computer, the controller still electricity is connected with main line control butterfly valve (6), branch road main line control butterfly valve (7) and business turn over water branch road control butterfly valve (5). The invention electrically and remotely controls each butterfly valve through the controller, realizes liquid level measurement through the pressure transmitter, realizes automatic control of fracturing liquid supply, saves manpower and improves efficiency and reliability.
Description
Technical Field
The invention relates to a liquid supply manifold, in particular to an automatic liquid supply manifold for fracturing construction.
Background
In the fracturing low-pressure liquid supply operation, a liquid supply manifold is usually used, for example, a fracturing construction low-pressure liquid supply manifold system of application number CN201620851747.2 and a low-pressure liquid supply manifold thereof comprise a main manifold, wherein the main manifold is a reducing manifold, and the flow cross section of the main manifold is reduced from one end to the other end; the larger end of the flow cross section of the main manifold is communicated with a liquid inlet manifold, and the liquid inlet manifold is provided with at least one liquid inlet; and a plurality of liquid outlets are formed in the peripheral pipe wall of the main manifold along the axial direction of the main manifold.
The opening and closing of the liquid supply manifold are realized by the action of a corresponding control valve on the liquid supply manifold; at present, a low-pressure liquid supply system adopts two layers of liquid tank groups, a main water inlet pipeline feeds water from an upper liquid tank group through a converging pipe, a field operator switches a manual valve between an upper liquid tank and a lower liquid tank to inject water to a lower layer tank group through observation of liquid levels of the liquid tanks, and finally a unified water inlet and outlet converging pipe enters the main pipeline; the manual opening and closing operation of the control valve on the liquid supply manifold on site has high requirements on operators and huge workload, and is easy to cause personal safety accidents; in addition, construction accidents and construction failures are frequently caused by misjudgment of the valve state in the manual operation process; the consequences of these construction accidents and failures are severe, and therefore manifolds that can be electrically operated and remotely automated are highly desirable.
Disclosure of Invention
The invention aims to provide an automatic liquid supply manifold for fracturing construction, and aims to solve the technical problems that a liquid supply manifold in the prior art needs to manually open and close a valve and has high requirements on operators. The technical effects that can be produced by the preferred technical scheme in the technical schemes provided by the invention are described in detail in the following.
In order to achieve the purpose, the invention provides the following technical scheme:
an automated feed manifold for fracturing operations, comprising at least two sets of feed manifolds, wherein:
each group of liquid supply manifolds comprises an upper water main pipeline and a water outlet main pipeline, and main pipeline control butterfly valves are arranged at two ends of the upper water main pipeline and the water outlet main pipeline; a water inlet branch main pipeline is communicated with the upper water main pipeline, a branch main pipeline control butterfly valve is installed at one end, close to the upper water main pipeline, of the water inlet branch main pipeline, and a water inlet and outlet branch control butterfly valve is also installed on the water inlet branch main pipeline; a branch main pipeline control butterfly valve is arranged at one end of the water outlet branch main pipeline close to the water outlet main pipeline, and a water inlet and outlet branch control butterfly valve is also arranged on the water outlet branch main pipeline;
the water outlet branch main pipeline is provided with a pressure transmitter, the pressure transmitter is electrically connected with a controller, the controller is electrically connected with a power supply and a remote computer, and the controller is also electrically connected with a main pipeline control butterfly valve, a branch main pipeline control butterfly valve and a water inlet and outlet branch control butterfly valve.
The water inlet branch main pipeline is provided with at least two inlets, and each inlet is provided with a water inlet and outlet branch control butterfly valve; the water outlet branch main pipeline is provided with at least two outlets, and each outlet is provided with a water inlet and outlet branch control butterfly valve.
The liquid supply manifold assembly comprises at least two groups of liquid supply manifolds, and is characterized by further comprising a square frame, wherein the at least two groups of liquid supply manifolds are arranged in the square frame.
The square frame is provided with a control box, and the controller is arranged in the control box.
The water outlet main pipeline, the water feeding main pipeline and the water outlet branch main pipeline are arranged at the bottom of the square frame, the water outlet main pipeline is located between the water feeding main pipeline and the water outlet branch main pipeline, and the water inlet branch main pipeline is located right above the water feeding main pipeline.
The invention can at least produce the following technical effects:
the controller is used for electrically and remotely controlling each butterfly valve, so that the problem of low efficiency of manual operation in the existing mode is solved; the liquid level measurement is realized through the pressure transmitter, and the problems of liquid level observation and manual valve switching by people are solved; the liquid supply pipe is integrated into the square frame, so that the field manifold installation is optimized, and the safety and the efficiency are improved; the fracturing liquid supply automatic control is realized, the manpower is saved, and the efficiency and the reliability are improved.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a front view of an embodiment of the present invention;
FIG. 3 is a top view of FIG. 2;
FIG. 4 is a side view of FIG. 2;
FIG. 5 is a control schematic of an embodiment of the present invention;
in the figure: 1-water supply main pipeline; 2-a main water outlet pipeline; 3-a main water inlet branch line; 4-main water outlet branch line; 5-inlet and outlet branch control butterfly valve; 6-main pipeline control butterfly valve; 7-branch main pipeline control butterfly valve; 8-control box.
Detailed Description
As shown in fig. 1-4, an automated feed manifold for fracturing operations includes at least two sets of feed manifolds, wherein:
each group of liquid supply manifolds comprises an upper water main pipeline 1 and a water outlet main pipeline 2, and main pipeline control butterfly valves 6 are respectively installed at two ends of the upper water main pipeline 1 and the water outlet main pipeline 2; a water inlet branch main pipeline 3 is communicated with the upper water main pipeline 1, a branch main pipeline control butterfly valve 7 is installed at one end, close to the upper water main pipeline 1, of the water inlet branch main pipeline 3, and a water inlet and outlet branch control butterfly valve 5 is also installed on the water inlet branch main pipeline 3; a water outlet branch main pipeline 4 is communicated with the water outlet main pipeline 2, a branch main pipeline control butterfly valve 7 is installed at one end, close to the water outlet main pipeline 2, of the water outlet branch main pipeline 4, and a water inlet and outlet branch control butterfly valve 5 is also installed on the water outlet branch main pipeline 4; one end of a water inlet and outlet branch control butterfly valve 5 on the water inlet branch main pipeline 3 is connected to an inlet of the water tank through a pipeline, one end of a water inlet and outlet branch control butterfly valve 5 on the water outlet branch main pipeline 4 is connected to an outlet of the water tank through a pipeline, and each water inlet branch main pipeline 3 and each water outlet branch main pipeline 4 are connected with a liquid tank group with the same installation height and the same liquid type;
the at least two groups of liquid supply manifolds are connected end to end, and a main pipeline at the head end controls the butterfly valve 6 to be in a normally closed state; the pressure transmitter is arranged in the main water outlet branch line 4, the liquid tanks connected with each main water outlet branch line 4 are unified into an upper layer liquid tank or a lower layer liquid tank, the liquid tanks on the same layer are communicated through the main water outlet branch line 4, all the liquid levels are at the same height, the pressure transmitter can accurately measure the liquid levels, and the grouping function of different liquid tanks is realized by connecting a plurality of liquid tanks on the same layer; the pressure transmitter is electrically connected with a controller, and the controller is electrically connected with a power supply and a remote computer to realize data transmission and remote control; the controller is also electrically connected with a main line control butterfly valve 6, a branch main line control butterfly valve 7 and a water inlet and outlet branch control butterfly valve 5, the power supply and the controller are connected with commercial power, and the opening and closing of an electric valve group consisting of the main line control butterfly valve 6, the branch main line control butterfly valve 7 and the water inlet and outlet branch control butterfly valve 5 are controlled in real time.
As an optional implementation mode, the water inlet branch main pipeline 3 is provided with five inlets, each inlet is provided with a water inlet and outlet branch control butterfly valve 5, and the water inlet and outlet branch control butterfly valves 5 on the water inlet branch main pipeline 3 are arranged in a straight line shape; the main water outlet branch pipeline 4 is provided with five outlets, and each outlet is provided with a water inlet and outlet branch control butterfly valve 5.
As an optional implementation mode, the liquid supply manifold assembly further comprises a square frame, and the at least two groups of liquid supply manifolds are installed in the square frame and integrated, so that the installation of the field manifolds is optimized, and the safety and the efficiency are improved.
As an alternative embodiment, the square frame is provided with a control box 8, and the controller is arranged in the control box 8.
As an optional implementation manner, the water outlet main line 2, the water feeding main line 1, and the water outlet branch main line 4 are disposed at the bottom of the square frame, the water outlet main line 2 is located between the water feeding main line 1 and the water outlet branch main line 4, and the water inlet branch main line 3 is located directly above the water feeding main line 1.
The working process of the invention is as follows:
in the stage of preparing fluid infusion in fracturing construction, a pressure transmitter transmits the measured liquid level height information to a controller, and the controller realizes data transmission with a remote computer through industrial internet; the remote computer processes the liquid level data of the plurality of groups of liquid supply pipes, and automatically opens and closes the corresponding electric valve groups according to the liquid supplementing requirement to realize remote liquid level control;
in the fracturing construction stage, according to liquid tanks with different heights and different liquid types, the grouping function of the liquid tanks is realized through the respective connection of different water inlet branch main pipelines 3 and different water outlet branch main pipelines 4; aiming at the liquid supply demand and the liquid cutting process at different stages, the controller and the remote computer realize data interaction with an instrument vehicle, a sand mixing truck and a fracturing pump, and realize automatic switching of an electric valve group at a water outlet end according to the demand, and linkage of the electric valve group at the water outlet end so as to meet the liquid supply demands at different fracturing stages;
meanwhile, the pressure transmitter transmits the measured liquid level height information of each tank group to the controller and the remote computer, and the automatic liquid level control is adopted to realize the linkage of the liquid supplementing pump, the blending vehicle and the electric valve group at the water inlet end so as to complete the automatic liquid supplementing function.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention.
Claims (5)
1. The utility model provides an automatic confession liquid manifold of fracturing construction which characterized in that: comprises at least two groups of liquid supply manifolds, wherein:
each group of liquid supply manifolds comprises a main water supply pipeline (1) and a main water outlet pipeline (2), and main pipeline control butterfly valves (6) are mounted at two ends of the main water supply pipeline (1) and the main water outlet pipeline (2); a water inlet branch main pipeline (3) is communicated with the water feeding main pipeline (1), a branch main pipeline control butterfly valve (7) is installed at one end, close to the water feeding main pipeline (1), of the water inlet branch main pipeline (3), and a water inlet and outlet branch control butterfly valve (5) is also installed on the water inlet branch main pipeline (3); a water outlet branch main pipeline (4) is communicated with the water outlet main pipeline (2), a branch main pipeline control butterfly valve (7) is installed at one end, close to the water outlet main pipeline (2), of the water outlet branch main pipeline (4), and a water inlet and outlet branch control butterfly valve (5) is also installed on the water outlet branch main pipeline (4);
the water outlet branch main pipeline is characterized in that the at least two groups of liquid supply manifolds are connected end to end, a pressure transmitter is installed in the water outlet branch main pipeline (4), the pressure transmitter is electrically connected with a controller, the controller is electrically connected with a power supply and a remote computer, and the controller is further electrically connected with a main pipeline control butterfly valve (6), a branch main pipeline control butterfly valve (7) and a water inlet and outlet branch control butterfly valve (5).
2. The automated fluid supply manifold for fracturing operations of claim 1, wherein: the water inlet branch main pipeline (3) is provided with at least two inlets, and each inlet is provided with a water inlet and outlet branch control butterfly valve (5); the water outlet branch main pipeline (4) is provided with at least two outlets, and each outlet is provided with a water inlet and outlet branch control butterfly valve (5).
3. The automated fluid supply manifold for fracturing operations of claim 1, wherein: the liquid supply manifold assembly comprises at least two groups of liquid supply manifolds, and is characterized by further comprising a square frame, wherein the at least two groups of liquid supply manifolds are arranged in the square frame.
4. The automated fluid supply manifold for fracturing operations of claim 3, wherein: the square frame is provided with a control box, and the controller is arranged in the control box.
5. The automated fluid supply manifold for fracturing operations of claim 1, wherein: the water outlet main pipeline (2), the water feeding main pipeline (1) and the water outlet branch main pipeline (4) are arranged at the bottom of the square frame, the water outlet main pipeline (2) is located between the water feeding main pipeline (1) and the water outlet branch main pipeline (4), and the water inlet branch main pipeline (3) is located right above the water feeding main pipeline (1).
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CN202110592545.6A CN113417618B (en) | 2021-05-28 | 2021-05-28 | Automatic liquid supply manifold for fracturing construction |
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CN202110592545.6A CN113417618B (en) | 2021-05-28 | 2021-05-28 | Automatic liquid supply manifold for fracturing construction |
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CN113417618B CN113417618B (en) | 2022-11-15 |
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Cited By (1)
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---|---|---|---|---|
CN114658406A (en) * | 2022-05-25 | 2022-06-24 | 四川宏华电气有限责任公司 | Multi-well-position fracturing manifold device |
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