CN103867152A - Manifold system for oil field and fracturing equipment group - Google Patents
Manifold system for oil field and fracturing equipment group Download PDFInfo
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- CN103867152A CN103867152A CN201410095406.2A CN201410095406A CN103867152A CN 103867152 A CN103867152 A CN 103867152A CN 201410095406 A CN201410095406 A CN 201410095406A CN 103867152 A CN103867152 A CN 103867152A
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Abstract
The invention provides a manifold system for an oil field and a fracturing equipment group. The manifold system for the oil field provided by the invention comprises a first pipeline terminal, a second pipeline terminal, at least two suction pumps, a suction main pipeline, at least two discharge pumps and a discharge main pipeline, wherein the first pipeline terminal is provided with a first pipe joint group and a first outlet, the second pipeline terminal is provided with a second pipe joint group and a first inlet, an inlet of each suction pump is communicated with the first outlet, the suction main pipeline is used for being communicated with a liquid inlet of a mixing tank, the discharge opening of each suction pump is respectively communicated with the suction main pipeline, an inlet of each discharge pump is respectively used for being communicated with a liquid outlet of the mixing tank, a discharge opening of each discharge pump is respectively communicated with the discharge main pipeline, and in addition, the discharge main pipeline is communicated with the first inlet. The manifold system for the oil field provided by the invention has the advantages that the requirements of large-scale fracturing construction can be met, and in addition, the equipment cost can be favorably reduced.
Description
Technical field
The present invention relates to fracturing unit field, more specifically, relate to a kind of oil field manifold system and fracturing unit group.
Background technology
Pressing crack construction operation is one of important means of transformation oil-gas reservoir, for low-permeability oil gas well, generally need to just can reach by means of fracturing work the object of stable yields and volume increase.Pressing crack construction work compound equipment generally comprises water tender, fracturing blender truck, manifold system and fracturing unit truck, manifold system is as the visual plant of fracturing work, play the liquid pumping in liquid supply vehicle is participated in to mixing fracturing fluid to the blending tank of fracturing blender truck, and the effect to fracturing unit truck plunger displacement pump by the fracturing fluid pumping making in blending tank.The scale of pressing crack construction increases day by day at present, and for improving pressing crack construction efficiency, a common fracturing blender truck is supplied fracturing fluids by manifold system to many fracturing unit trucks.
The typical structure of manifold system comprises two pipeline terminals, single suction pump and single excavationg pump, suction main road and discharge header road, on each pipeline terminal, be respectively arranged with union group, the union group of a pipeline terminal is for passing through pipeline communication with the water tank of water tender, the import of suction pump is communicated with this pipeline terminal, the floss hole of suction pump is communicated with suction main road, suction main road is for being connected with the blending tank of fracturing blender truck, so that water injects in blending tank; The import of excavationg pump is for being communicated with blending tank, discharge header road is communicated with the floss hole of excavationg pump, another pipeline terminal is communicated with discharge header road, the fracturing pump entrance of multiple fracturing unit trucks is communicated with this another pipeline terminal respectively by pipeline, so that in the fracturing pump of the fracturing fluid that in blending tank, mixing is good input fracturing unit truck.
Above-mentioned manifold system can meet the pressing crack construction demand of general scale, but in the time that pressing crack construction scale increases, need the fracturing unit truck operation simultaneously of more, the fracturing unit truck supply fracturing fluid that the manifold system that simultaneously needs to be equipped with larger discharge capacity is more, and current manifold system is limited to the power of suction pump and excavationg pump, maximum clear water discharge capacity is generally 16m
3/ min, the of the fracturing fluid maximum pump discharge after mixture proppant is also lower than 16m
3/ min, can not meet the demand of extensive pressing crack construction.At present, for making the discharge capacity of manifold system can meet the demand of extensive pressing crack construction, mainly can adopt in two ways: a kind of mode is that manifold system is configured to more suction pump and the excavationg pump of high standard, and more the suction pump of high standard and excavationg pump price with respect to the pump of common specification comparatively high, cause the significantly increase of equipment cost, affect the income of construction operation, and to configure the discharge capacity that more pump of high standard can increase be also limited; Another kind of mode is to increase to join a set of fracturing blender truck and manifold system, and the expense of fracturing blender truck is higher, and the impact of the costs and benefits on pressing crack construction is larger.
Therefore,, when how making the discharge capacity of manifold system meet extensive pressing crack construction demand, further reducing equipment cost is those skilled in the art's problem demanding prompt solutions.
Summary of the invention
An object of the present invention is to provide a kind of oil field manifold system, this oil field can meet the demand of extensive pressing crack construction by the discharge capacity of manifold system, and is conducive to reduce equipment cost.Another object of the present invention is to provide a kind of fracturing unit group of applying above-mentioned oil field manifold system.
A kind of oil field provided by the invention manifold system, comprising: be provided with the first pipeline terminal of the first union group, the first pipeline terminal has the first outlet; The second pipeline terminal that is provided with the second union group, the second pipeline terminal has the first entrance; At least two suction pumps, the import of each suction pump is communicated with the first outlet; Be used for the suction main road being communicated with the inlet of blending tank, the floss hole of each suction pump is communicated with suction main road respectively; At least two excavationg pumps, the import of each excavationg pump is respectively used to be communicated with the liquid outlet of blending tank; Discharge header road, the floss hole of each excavationg pump is communicated with discharge header road respectively, and discharge header road is communicated with the first entrance.
Further, the import of each suction pump and first exports on the passage being connected and is provided with the first valve; The second pipeline terminal has the second outlet, and the import of each suction pump and the second outlet are communicated with, and the import of each suction pump and second exports on the passage being connected and is provided with the second valve; On the passage that discharge header road is connected with the first entrance, be provided with the 3rd valve; The first pipeline terminal has the second entrance, and discharge header road is communicated with the second entrance, and is provided with the 4th valve on the passage that is connected with the second entrance of discharge header road.
Further, this oil field also comprises the branch road being connected between suction main road and discharge header road with manifold system, be provided with the 5th valve on branch road.
Further, on the passage that the floss hole of at least one suction pump is connected with suction main road, be provided with the 6th valve; On the passage that the floss hole of at least one excavationg pump is connected with discharge header road, be provided with the 7th valve.
Further, on the passage that the floss hole of each suction pump is connected with suction main road, be provided with the 6th valve; On the passage that the floss hole of each excavationg pump is connected with discharge header road, be provided with the 7th valve.
Further, on suction main road, be provided with the 9th valve, the downstream of the connector of the 9th valve in suction main road and branch road; On discharge header road, be provided with the tenth valve, the upstream of the connector of the tenth valve in discharge header road and branch road.
Further, the first pipeline terminal, the second pipeline terminal are connected with each suction pump by collector assembly; Collector assembly comprises: main line, the first liquid-in pipe being connected with main line respectively, the second liquid-in pipe and at least two drain pipes; The first liquid-in pipe is connected with the first outlet, and the first valve is arranged on the first liquid-in pipe; The second liquid-in pipe is connected with the second outlet, and the second valve is arranged on the second liquid-in pipe; The import of each drain pipe and each suction pump connects one to one.
Further, on the main line between adjacent two drain pipes, be provided with the 8th valve.
Oil field provided by the invention comprises at least two suction pumps and at least two excavationg pumps with manifold system, increase the discharge capacity of manifold system by the work compound of each suction pump and the work compound of each excavationg pump, like this, not only can meet the demand of more massive pressing crack construction, and each suction pump and excavationg pump can select the pump of common specification, contribute to reduce the equipment cost of manifold system.In addition, because suction pump and the excavationg pump quantity of manifold system are all no less than two, when the discharge capacity of manifold system is increased dramatically, a fracturing blender truck can provide fracturing fluid by this oil field for more fracturing unit trucks with manifold system, improve the bicycle work capacity of fracturing blender truck, can reduce the usage quantity of fracturing blender truck, contribute to reduce the equipment cost of pressing crack construction operation.
Another kind of oil field provided by the invention manifold system, comprising: be provided with the first pipeline terminal of the first union group, the first pipeline terminal has the first outlet; The second pipeline terminal that is provided with the second union group, the second pipeline terminal has the first entrance; At least two suction pumps, the import of each suction pump is communicated with the first outlet; Suction main road, the floss hole of each suction pump is communicated with suction main road respectively; Discharge header road, discharge header road is communicated with the first entrance; Branch road, is connected between suction main road and discharge header road.The finished product fracturing fluid that this oil field is applicable to be supplied by outside with manifold system directly flows to the operating mode of the first union group, increase by the work compound of each suction pump after the discharge capacity of manifold system, export to multiple fracturing unit trucks by the second union group, to meet the demand of more massive pressing crack construction, and each suction pump can select the pump of common specification, contribute to reduce the equipment cost of manifold system.
Fracturing unit group provided by the invention has fracturing blender truck, fracturing unit truck and above-mentioned oil field manifold system.
Brief description of the drawings
The accompanying drawing that forms a part of the present invention is used to provide a further understanding of the present invention, and schematic description and description of the present invention is used for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 has schematically shown the structure principle chart of the oil field manifold system that first embodiment of the invention provides, and for ease of understanding, also shows blending tank in figure;
Fig. 2 has schematically shown the structure principle chart of the oil field manifold system that second embodiment of the invention provides, and for ease of understanding, also shows blending tank in figure;
Fig. 3 has schematically shown the structure principle chart of the oil field manifold system that third embodiment of the invention provides, and for ease of understanding, also shows blending tank in figure;
Fig. 4 has schematically shown the stereochemical structure of the oil field manifold system that fourth embodiment of the invention provides;
Fig. 5 has schematically shown the structure principle chart of the oil field manifold system that fifth embodiment of the invention provides.
Detailed description of the invention
It should be noted that, in the situation that not conflicting, the feature in embodiment and embodiment in the application can combine mutually.Describe below with reference to the accompanying drawings and in conjunction with the embodiments the present invention in detail.
Show the structure principle chart of the oil field manifold system that first embodiment of the invention provides referring to Fig. 1, as shown in the figure, this for oil field manifold system (being also called for short below manifold system) at least comprise: the first pipeline terminal 1, the second pipeline terminal 2, at least two suction pumps 31, suction main road 41, at least two excavationg pumps 32, discharge header road 42.In Fig. 1, the black arrow on suction main road 41 and 42 sides, discharge header road is for representing the flow direction of this oil field manifold system under normal operation pattern, for ease of understanding, in Fig. 1, also show the blending tank 9 being used in conjunction with manifold system, blending tank 9 is for example the tank body of fracturing blender truck.It should be noted that, the normal operation pattern of manifold system refers to herein: suction pump 31, for pump water, is transported to the interior participation mixing of blending tank 9 fracturing fluid by water by suction main road 41; Excavationg pump 32 for by the fracturing fluid pumping of making in blending tank 9 to discharge header road 42, fracturing fluid flows to fracturing pump by discharge header road 42.
On the first pipeline terminal 1, be provided with the first union group 11 and the first outlet 12, wherein, the first union group 11 is for for example, being communicated with water source (water tank of water tender) by pipeline, and the water being entered in the first pipeline terminal 1 by the first union group 11 is discharged from the first outlet 12.
The quantity of suction pump 31 can be two, three or more, but should not be less than two, concrete number can be according to pressing crack construction scale selection.The import of each suction pump 31 is communicated with the first outlet 12, the floss hole of each suction pump 31 is communicated with suction main road 41 respectively, suction main road 41 is for being communicated with the inlet of blending tank 9, and suction main road 41 has the liquid outlet for being communicated with the inlet of blending tank 9.
The quantity of excavationg pump 32 can be two, three or more, but should not be less than two, concrete number can be according to pressing crack construction scale selection.The import of each excavationg pump 32 is respectively used to be communicated with the liquid outlet of blending tank 9, and the floss hole of each excavationg pump 32 is communicated with discharge header road 42 respectively, and the fracturing fluid that the interior mixing of blending tank 9 is good is pumped in discharge header road 42 by excavationg pump 32.
On the second pipeline terminal 2, be provided with the second union group 21 and the first entrance 23, discharge header road 42 is communicated with the first entrance 23, the second union group 21 is for being connected with fracturing pump by pipeline, fracturing fluid in discharge header road 42 is entered in the second pipeline terminal 2 by the first entrance 23, and flow out from the second union group 21, enter in fracturing pump and pressurize.
The oil field manifold system that first embodiment of the invention provides, because being provided with at least two suction pumps 31 and at least two excavationg pumps 32, increase the discharge capacity of this manifold system by the work compound of each suction pump 31 and the work compound of each excavationg pump 32, like this, not only can meet the demand of more massive pressing crack construction, and each suction pump 31 and excavationg pump 32 all can be selected the pump of common specification, improve the mode of manifold system discharge capacity by improving single suction pump and single discharge pump size compared to prior art, adopt the cost of multiple common specification pumps lower and larger to the raising of discharge capacity, contribute to reduce the equipment cost of manifold system.In addition, because suction pump 31 and excavationg pump 32 quantity of manifold system are all no less than two, when the discharge capacity of manifold system is increased dramatically, a fracturing blender truck can provide fracturing fluid for more fracturing unit trucks by this manifold system, improve the bicycle work capacity of fracturing blender truck, can reduce the usage quantity of fracturing blender truck, contribute to reduce the equipment cost of pressing crack construction operation.In addition; adopt at least two suction pumps 31 and excavationg pump 32, in the time carrying out pressing crack construction, even suction pump 31 or excavationg pump 32 unit disorderly closedowns; other pump housings still can work on, and have reduced suction pump 31 or excavationg pump 32 impacts of unit fault on pressing crack construction efficiency.
By finding out in Fig. 1, preferably, on suction main road 41 and discharge header road 42, be all connected with flow meter 7, on discharge header road 42, be also provided with densometer 8, for monitoring in real time water and of the fracturing fluid flow and of the fracturing fluid density.
In addition, for making this manifold system can also be applicable to the acidizing treatment pattern of pressing crack construction, this oil field also comprises the branch road 43 being connected between suction main road 41 and discharge header road 42 with manifold system, on branch road 43, be provided with the 5th valve 55, the 5th valve 55 is closed during in normal operation pattern in pipe-line system, in the time of acidizing treatment pattern, opens.The acidizing treatment pattern of pressing crack construction refers to: fracturing fluid is directly supplied to the union group of suction pump 31 correspondences by outside, blending tank 9 and excavationg pump 32 are not worked, fracturing fluid by suction pump 31 be pumped into suction main road 41 interior after, without blending tank 9 and excavationg pump 32, but directly enter in discharge header road 42 by branch road 43, then discharged by the union group of discharge header road 42 correspondences.
Preferably, on suction main road 41, be provided with the downstream of the connector of the 9th valve 59, the nine valves 59 in suction main road 41 and branch road 43; On discharge header road 42, be provided with the upstream of the connector of the tenth valve 510, the ten valves 510 in discharge header road 42 and branch road 43.The 9th valve 59 and the tenth valve 510 are opened during in normal operation pattern at manifold system, and water can be flowed in blending tank 9, and fracturing fluid can be discharged by discharge header road 42.The 9th valve 59 and the tenth valve 510 are closed during in acidizing treatment pattern at manifold system, avoid the fracturing fluid in suction main road 41 and discharge header road 42 to enter in blending tank 9.
The oil field that Fig. 2 shows second embodiment of the invention the to be provided structure principle chart of manifold system, is with the difference of above-mentioned the first embodiment: on the import of each suction pump 31 and the first outlet 12 passages that are connected, be provided with the first valve 51.The second pipeline terminal 2 has the second outlet 22, and the import of each suction pump 31 is communicated with the second outlet 22, and the import of each suction pump 31 is provided with the second valve 52 with on the second outlet 22 passages that are connected.On the passage that discharge header road 42 is connected with the first entrance 23, be provided with the 3rd valve 53.The first pipeline terminal 1 has the second entrance 13, and discharge header road 42 is communicated with the second entrance 13, and is provided with the 4th valve 54 on the passage that is connected with the second entrance 13 of discharge header road 42.Like this, by controlling the opening and closing state of the first valve 51, the second valve 52, the 3rd valve 53 and the 4th valve 54, the first pipeline terminal 1 can also be served as the terminal that fracturing fluid is discharged, the second pipeline terminal 2 can also be as the terminal being communicated with water source, and the first pipeline terminal 1 and the second pipeline terminal 2 can switch by practical function.
Particularly, when the first valve 51 and the 3rd valve 53 are closed, when the second valve 52 and the 4th valve 54 are opened, the second pipeline terminal 2 is as the terminal being communicated with water source or with the fracturing fluid of outside supply, liquid (fracturing fluid of water or outside supply) enters from the second union group 21, flows by entering the interior continuation in suction main road 41 after the second valve 52, suction pump 31; The first 1 of pipeline terminal is correspondingly as discharging of the fracturing fluid terminal, and the fracturing fluid in discharge header road 42 enters in the first pipeline terminal 1 by the 4th valve 54, discharges by the first union group 11.When the first valve 51 and the 3rd valve 53 are opened, when the second valve 52 and the 4th valve 54 are closed, flow direction when manifold system work is identical with above-mentioned the first embodiment, does not repeat them here.
In order to optimize the structure of manifold system, reduce the usage quantity of the first valve 51, the second valve 52, further reduce costs, preferably, by finding out in Fig. 2, the first pipeline terminal 1, the second pipeline terminal 2 are connected with each suction pump 31 by collector assembly 6.Collector assembly 6 comprises: main line 60, the first liquid-in pipe 61, the second liquid-in pipe 62 and at least two drain pipes 63 that are connected with main line 60 respectively.The first liquid-in pipe 61 is connected with the first outlet 12, and the first valve 51 is arranged on the first liquid-in pipe 61; The second liquid-in pipe 62 is connected with the second outlet 22, and the second valve 52 is arranged on the second liquid-in pipe 62; Each drain pipe 63 connects one to one with the import of each suction pump 31, and like this, the first valve 51 can adopt one, and the import and first that just can control each suction pump 31 exports the break-make of passage between 12; The second valve 52 can adopt one, and the import and second that just can control each suction pump 31 exports the break-make of passage between 22.
The oil field that Fig. 3 shows third embodiment of the invention the to be provided structure principle chart of manifold system, be with the difference of above-mentioned the second embodiment: on the passage that the floss hole of each suction pump 31 is connected with suction main road 41, be provided with the 6th valve 56, on the passage that the floss hole of each excavationg pump 32 is connected with discharge header road 42, be provided with the 7th valve 57, by controlling the unlatching of each the 6th valve 56 and Ge seven valves 57 or closing, and the suction pump 31 corresponding with each the 6th valve 56 and Ge seven valves 57, the startup of excavationg pump 32 or shutdown, each pump housing (suction pump 31 and excavationg pump 32) can be worked simultaneously the support of maximum pump discharge liquid is provided, also can provide compared with small displacement by some work, make the discharge capacity of manifold system adjustable, the discharge capacity that reaches manifold system can meet the demand of different pressing crack construction scales and the demand in the time of same pressing crack construction different work progress, and displacement control to manifold system when small displacement (displacement control) is especially more accurate, make of the fracturing fluid proportioning more accurate.
It should be noted that, in other embodiments, on the passage that can also only be connected with suction main road 41 at the floss hole of part (at least one) suction pump 31, be provided with the 6th valve 56, on the passage that partly floss hole of (at least one) excavationg pump 32 is connected with discharge header road 42, be provided with the 7th valve 57, can realize equally the adjustable effect of manifold system discharge capacity.
Preferably, in the present embodiment, on the main line 60 between adjacent two drain pipes 63, be provided with the 8th valve 58, like this, in the time that this manifold system of needs is worked with small displacement, by rationally controlling respectively the unlatching of the 8th valve 58 between every adjacent two drain pipes 63 or closing, liquid not entering part does not need in the import of the suction pump 31 starting, and reduces the corrosion of liquid to the suction pump 31 not starting.
The oil field that Fig. 4 shows fourth embodiment of the invention the to be provided stereochemical structure of manifold system, is with the difference of above-mentioned the 3rd embodiment; Suction pump 31 and excavationg pump 32 are two, and two suction pumps 31 can be worked simultaneously and also can be worked alone and backup each other, and two excavationg pumps 32 can be worked simultaneously and also can be worked alone and backup each other.Particularly, two suction pumps 31 and two excavationg pumps 32 can work to provide the liquid support of maximum pump discharge simultaneously, also only some work for example provides, compared with small displacement (only a suction pump 31 and an excavationg pump 32 are worked) simultaneously, make the discharge capacity of manifold system adjustable, to meet the demand of different pressing crack construction scales and the demand when the same pressing crack construction different work progress.And, even when any in any in pressing crack construction in two suction pumps 31 and/or two excavationg pumps 32 breaks down, by the on off operating mode of the each valve of reasonable control, another suction pump 31 and/or the excavationg pump 32 that do not break down still can normally be worked, the fracturing pump that continues as fracturing unit truck is carried fracturing fluid, like this, mutually redundant two suction pumps 31 and mutually redundant two excavationg pumps 32 have reduced suction pump 31, excavationg pump 32 impacts of unit fault on pressing crack construction efficiency.
The oil field that Fig. 5 shows fifth embodiment of the invention the to be provided structure principle chart of manifold system, as shown in the figure, this oil field comprises with manifold system: the first pipeline terminal 1, the first pipeline terminal 1 that is provided with the first union group 11 has the first outlet 12; The second pipeline terminal 2, the second pipeline terminals 2 that are provided with the second union group 21 have the first entrance 23; At least two suction pumps 31, the import of each suction pump 31 is communicated with the first outlet 12; Suction main road 41, the floss hole of each suction pump 31 is communicated with suction main road 41 respectively; Discharge header road 42, discharge header road 42 is communicated with the first entrance 23; Branch road 43, is connected between suction main road 41 and discharge header road 42.Dotted arrow in Fig. 5 is for representing the flow direction of this oil field manifold system duty.
Can find out with reference to Fig. 1, the difference of the present embodiment and the first embodiment is, suction main road 41 need not connect blending tank, also without the excavationg pump 32 being communicated with blending tank is set, suction main road 41 is directly connected by branch road 43 with discharge header road 42, the oil field of the present embodiment is equivalent to the acidizing treatment pattern of manifold system for the oil field of the first embodiment while work with manifold system, , the outer fracturing fluid that supplies is directly supplied to the first union group 11, increase by the work compound of each suction pump 31 after the discharge capacity of manifold system, discharge to flow to multiple fracturing unit trucks by the second union group 21, meet the demand of more massive pressing crack construction, and each suction pump can be selected the pump of common specification, contribute to reduce the equipment cost of manifold system.Preferably, suction main road 41, branch road 43 and discharge header road 42 can be integral type structure.
It should be noted that, the valve of the employing in various embodiments of the present invention all can adopt the valve of butterfly valve or other structures, and the actuator matching with valve can be for surging, pneumatic or other type of drive.
In sum, manifold system provided by the invention can reach following technique effect: each suction pump 31 and excavationg pump 32 can be worked simultaneously provides the support of maximum pump discharge liquid also can work alone, reduce suction pump or the impact of excavationg pump unit fault on pressing crack construction efficiency, and be convenient to the accurate control of small displacement; The first pipeline terminal 1 and the second pipeline terminal 2 switch operating mutually, be convenient to the equipment (for example waterr transporting vehicle equipment and fracturing unit truck equipment) that coordinates with the manifold system layout at Oil Field.
Fracturing unit group provided by the invention comprises fracturing blender truck, fracturing unit truck and above-mentioned oil field manifold system.The mulling equipment that this oil field can be arranged on fracturing blender truck, fracturing blender trailer, mulling sledge and other oil fracturing equipment with manifold system is upper, or is loaded on independent manifold transport vehicle.The oil field manifold system providing because of the embodiment of the present invention can reach above-mentioned technique effect, and application has the fracturing unit group of this manifold system also should possess corresponding technique effect, does not repeat them here.
These are only preferred embodiment of the present invention, in order to limit the present invention, within the spirit and principles in the present invention not all, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.
Claims (10)
1. an oil field manifold system, is characterized in that, comprising:
The first pipeline terminal (1) that is provided with the first union group (11), described the first pipeline terminal (1) has the first outlet (12);
The second pipeline terminal (2) that is provided with the second union group (21), described the second pipeline terminal (2) has the first entrance (23);
At least two suction pumps (31), the import of each described suction pump (31) is communicated with described the first outlet (12);
For and the suction main road (41) of the inlet connection of blending tank (9), the floss hole of each described suction pump (31) is communicated with described suction main road (41) respectively;
At least two excavationg pumps (32), the import of each described excavationg pump (32) is respectively used to be communicated with the liquid outlet of described blending tank (9);
Discharge header road (42), the floss hole of each described excavationg pump (32) is communicated with described discharge header road (42) respectively, and described discharge header road (42) is communicated with described the first entrance (23).
2. oil field according to claim 1 manifold system, is characterized in that,
On the passage that the import of each described suction pump (31) is connected with described the first outlet (12), be provided with the first valve (51);
Described the second pipeline terminal (2) has the second outlet (22), the import of each described suction pump (31) and described the second outlet (22) are communicated with, and the import of each described suction pump (31) and described second exports on (22) passage of being connected and is provided with the second valve (52);
On the passage that described discharge header road (42) is connected with described the first entrance (23), be provided with the 3rd valve (53);
Described the first pipeline terminal (1) has the second entrance (13), described discharge header road (42) is communicated with described the second entrance (13), and is provided with the 4th valve (54) on the passage that is connected with described the second entrance (13) of described discharge header road (42).
3. oil field according to claim 1 and 2 manifold system, is characterized in that, also comprises the branch road (43) being connected between described suction main road (41) and described discharge header road (42), is provided with the 5th valve (55) on described branch road (43).
4. oil field according to claim 1 and 2 manifold system, is characterized in that, is provided with the 6th valve (56) on the passage that the floss hole of suction pump described at least one (31) is connected with described suction main road (41); On the passage that the floss hole of excavationg pump described at least one (32) is connected with described discharge header road (42), be provided with the 7th valve (57).
5. oil field according to claim 4 manifold system, is characterized in that, is provided with described the 6th valve (56) on the passage that the floss hole of each described suction pump (31) is connected with described suction main road (41); On the passage that the floss hole of each described excavationg pump (32) is connected with described discharge header road (42), be provided with described the 7th valve (57).
6. oil field according to claim 3 manifold system, it is characterized in that, on described suction main road (41), be provided with the 9th valve (59), described the 9th valve (59) is the downstream with the connector of described branch road (43) in described suction main road (41); On described discharge header road (42), be provided with the tenth valve (510), described the tenth valve (510) is the upstream with the connector of described branch road (43) in described discharge header road (42).
7. oil field according to claim 2 manifold system, is characterized in that,
Described the first pipeline terminal (1), described the second pipeline terminal (2) are connected with each described suction pump (31) by collector assembly (6);
Described collector assembly (6) comprising: main line (60), the first liquid-in pipe (61) being connected with described main line (60) respectively, the second liquid-in pipe (62) and at least two drain pipes (63);
Described the first liquid-in pipe (61) is connected with described the first outlet (12), and described the first valve (51) is arranged on described the first liquid-in pipe (61);
Described the second liquid-in pipe (62) is connected with described the second outlet (22), and described the second valve (52) is arranged on described the second liquid-in pipe (62);
Each described drain pipe (63) connects one to one with the import of each described suction pump (31).
8. oil field according to claim 7 manifold system, is characterized in that, is positioned at and on the main line (60) between adjacent two drain pipes (63), is provided with the 8th valve (58).
9. an oil field manifold system, is characterized in that, comprising:
The first pipeline terminal (1) that is provided with the first union group (11), described the first pipeline terminal (1) has the first outlet (12);
The second pipeline terminal (2) that is provided with the second union group (21), described the second pipeline terminal (2) has the first entrance (23);
At least two suction pumps (31), the import of each described suction pump (31) is communicated with described the first outlet (12);
Suction main road (41), the floss hole of each described suction pump (31) is communicated with described suction main road (41) respectively;
Discharge header road (42), described discharge header road (42) is communicated with described the first entrance (23);
Branch road (43), is connected between described suction main road (41) and described discharge header road (42).
10. a fracturing unit group, is characterized in that, has the oil field manifold system described in any one in fracturing blender truck, fracturing unit truck and claim 1 to 9.
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CN104153755A (en) * | 2014-08-05 | 2014-11-19 | 成都西部石油装备有限公司 | Novel sand mixing skid and control system thereof |
CN105064974A (en) * | 2015-07-10 | 2015-11-18 | 三一重型能源装备有限公司 | Motionless mixing system and sand mixer truck |
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CN104153755A (en) * | 2014-08-05 | 2014-11-19 | 成都西部石油装备有限公司 | Novel sand mixing skid and control system thereof |
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CN112943205A (en) * | 2021-04-13 | 2021-06-11 | 烟台杰瑞石油装备技术有限公司 | Multifunctional equipment integrating sand mulling and fracturing functions |
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