CN212003369U - Dual-fuel power driven fracturing truck and fracturing equipment set - Google Patents
Dual-fuel power driven fracturing truck and fracturing equipment set Download PDFInfo
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- CN212003369U CN212003369U CN202020884841.4U CN202020884841U CN212003369U CN 212003369 U CN212003369 U CN 212003369U CN 202020884841 U CN202020884841 U CN 202020884841U CN 212003369 U CN212003369 U CN 212003369U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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Abstract
The utility model discloses a dual fuel power drive fracturing unit truck and fracturing unit group, dual fuel power drive fracturing unit truck include the chassis, be provided with dual fuel engine, fuel cell, intake pipe collection system and fracturing pump on the chassis, the fuel cell with intake manifold system all with dual fuel engine connects, the fuel cell is used for holding liquid fuel and supplies with liquid fuel extremely dual fuel engine, intake manifold system be used for supplying with gaseous fuel extremely dual fuel engine, dual fuel engine is used for the drive the fracturing pump. The dual-fuel power driven fracturing truck can utilize the gas fuel of an oil production well site as the power of the engine, saves the use of liquid fuel diesel oil, fully utilizes the natural gas fuel of the oil production well site, and avoids the waste of energy.
Description
Technical Field
The utility model belongs to the technical field of energy exploitation equipment, especially, relate to a dual fuel power drive fracturing unit truck and fracturing unit group.
Background
The fracturing and acidizing construction operation is one of the important means for reforming oil and gas reservoirs, the fracturing construction is an effective method for forming sand filling cracks with enough size on a bottom stratum by injecting high-pressure fluid so as to increase the mobility of oil and gas and improve the oil and gas recovery ratio, the processes are completed through fracturing equipment, and one set of fracturing equipment comprises a plurality of fracturing trucks, at least one sand mixing truck, an instrument truck, a ground manifold and other auxiliary equipment.
At present, a diesel engine is generally used as power for a fracturing truck, power is transmitted to a fracturing pump through a gearbox/torque converter and a transmission shaft, a large amount of diesel oil needs to be consumed each year due to the power mode, the operation cost is increased, each fracturing unit needs to be matched with a refueling truck, and almost every fracturing layer or every two layers need to be filled with the diesel oil. The fracturing truck construction site is located the oil recovery well site, because the cost that this natural gas outwards carried is higher, leads to the oil recovery well site to empty the burning to drop tens of millions of cubic natural gas each year, has caused very big energy waste.
SUMMERY OF THE UTILITY MODEL
A primary object of the utility model is to provide a dual fuel power drive fracturing unit truck, this dual fuel power drive fracturing unit truck can utilize the natural gas of oil recovery well site, has reduced liquid fuel's use amount, has practiced thrift the energy.
Another object of the utility model is to provide a fracturing unit group, the fracturing truck of this fracturing unit group adopt dual fuel power drive, can utilize the natural gas in oil recovery well site, have reduced liquid fuel's use amount, have practiced thrift the energy.
The utility model discloses a realize through following technical scheme:
the utility model provides a first aspect provides a dual-fuel power-driven fracturing truck, which comprises a chassis, wherein a dual-fuel engine, a fuel tank, an air inlet pipe collecting system and a fracturing pump are arranged on the chassis;
the fuel tank and the air inlet manifold system are connected with the dual-fuel engine, the fuel tank is used for containing liquid fuel and supplying the liquid fuel to the dual-fuel engine, the air inlet manifold system is used for supplying gas fuel to the dual-fuel engine, and the dual-fuel engine is used for driving the fracturing pump.
As above, the dual-fuel power driven fracturing truck, the air inlet manifold system comprises air inlet pipelines which are arranged on the left side and the right side of the advancing direction of the fracturing truck, the air inlet pipelines are provided with quick connectors, and the quick connectors are used for being communicated with air inlets of external air supply manifolds.
The dual fuel powered frac car as described above further comprising a dual fuel control system for adjusting the volumetric ratio of the liquid fuel and the gaseous fuel entering the dual fuel engine.
As described above, the dual fuel power driven fracturing truck has the liquid fuel supply line provided on the fuel tank for delivering the liquid fuel to the dual fuel engine.
As the dual-fuel power driven fracturing truck is provided with the high-pressure cut-off electromagnetic valve, the pressure reducer, the low-pressure cut-off electromagnetic valve and the supercharger in sequence on the air inlet pipeline, the high-pressure cut-off electromagnetic valve is used for controlling the on-off of the pressure reducer, the low-pressure cut-off electromagnetic valve is used for controlling the on-off of the supercharger, and the dual-fuel control system is also used for controlling the on-off of the high-pressure cut-off electromagnetic valve and the low.
As the dual-fuel power driven fracturing truck, the liquid fuel is gasoline or diesel oil, and the gas fuel is natural gas.
As above dual fuel power drive fracturing unit truck still includes cooling system, cooling system includes heat dissipation box, fan and hydraulic motor, be provided with a plurality of coolant medium cooling tubes in the heat dissipation box, the fan is installed the below of radiator, hydraulic motor set up in the below of fan, hydraulic motor's output shaft with the center pin coaxial coupling of fan, hydraulic motor is used for the drive the fan rotates.
As above oil cooler, the dual-fuel engine is connected with the gearbox, the gearbox is connected with the transmission system, and the transmission system is connected with the fracturing pump.
The utility model discloses the second aspect provides a fracturing unit group, fracturing unit group includes as above dual fuel power drive fracturing unit truck.
The utility model discloses a dual fuel power drive fracturing unit truck includes the chassis, be provided with dual fuel engine on the chassis, the fuel cell, intake pipe converges system and fracturing pump, fuel cell and intake manifold system all are connected with dual fuel engine, the fuel cell holds liquid fuel and supplies with liquid fuel to dual fuel engine, intake manifold system supplies with gaseous fuel to dual fuel engine, dual fuel engine drive fracturing pump work, this dual fuel power drive fracturing unit truck can utilize the gaseous fuel of oil recovery well site as the power of engine, the use of liquid fuel diesel oil has been saved, make full use of the natural gas fuel of oil recovery well site, the waste of the energy has been avoided.
The utility model discloses a fracturing unit group includes foretell dual fuel power drive fracturing unit car, and this dual fuel power drive fracturing unit car can utilize the gaseous fuel in oil recovery well site as the power of engine, has saved the use of liquid fuel diesel oil, make full use of the natural gas fuel in oil recovery well site, avoided the waste of the energy.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are 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 structural view of a dual-fuel power-driven fracturing truck provided by an embodiment of the present invention at a viewing angle;
fig. 2 is a schematic structural view of the dual-fuel power driven fracturing truck provided by the embodiment of the present invention at another viewing angle;
fig. 3 is a schematic structural diagram of a dual-fuel power-driven fracturing truck at another viewing angle according to an embodiment of the present invention.
Description of reference numerals:
1-a chassis;
2-a dual fuel engine;
3-a fuel tank;
4-a fracturing pump;
5-an intake manifold system;
6-a heat dissipation system;
7-a gearbox;
8-a transmission system.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. 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.
In the description of the present invention, it is to be understood that the terms "comprises" and "comprising," and any variations thereof, as used herein, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
In the description of the present invention, it is to be understood that the terms "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, which are merely for convenience of description of the present invention and simplification of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
At present, a diesel engine is generally used as power of a fracturing truck, power is transmitted to a fracturing pump through a gearbox/torque converter and a transmission shaft, a large amount of diesel oil is consumed every year due to the power mode, operation cost is increased, a plurality of groups of fracturing trucks are matched, and the fracturing trucks are required to be filled with the diesel oil almost every time when one or two layers of fracturing are fractured; the fracturing truck construction site is positioned at an oil production well site, and as the cost for conveying the natural gas at the oil production well site outwards is high, tens of millions of cubes of natural gas can be discharged and burnt at the oil production well site every year, so that great waste is caused; the natural gas is used as clean energy, is uniformly mixed with air, is completely combusted, greatly reduces smoke dust in waste compared with diesel oil, and can reduce air pollution.
The utility model discloses provide a dual fuel power drive fracturing unit truck and fracturing unit group based on above problem.
The utility model provides a pair of fuel power drive fracturing unit truck and fracturing unit group introduces in detail below with concrete embodiment.
The first embodiment is as follows:
fig. 1 is a schematic structural view of a dual-fuel power-driven fracturing truck provided in an embodiment of the present invention at a viewing angle, fig. 2 is a schematic structural view of a dual-fuel power-driven fracturing truck provided in an embodiment of the present invention at another viewing angle, fig. 3 is a schematic structural view of a dual-fuel power-driven fracturing truck provided in an embodiment of the present invention at another viewing angle, please refer to fig. 1 to 3, the present embodiment provides a dual-fuel power-driven fracturing truck, the dual-fuel power-driven fracturing truck of the present embodiment includes a chassis 1, and a dual-fuel engine 2, a fuel tank 3, a fracturing pump 4 and an air intake manifold system 5 are provided on the chassis 1;
the fuel tank 3 and the intake manifold system 5 are connected to the dual fuel engine 2, the fuel tank 3 is used for containing liquid fuel and supplying the liquid fuel to the dual fuel engine 2, the intake manifold system 5 is used for supplying gas fuel to the dual fuel engine 2, and the dual fuel engine 2 is used for driving the fracturing pump 4. The dual-fuel engine 2 of the present embodiment can completely use liquid fuel as fuel, or can use gas fuel and liquid fuel mixed as fuel, and the dual-fuel engine 2 provides power for the fracturing pump 4.
The dual-fuel power-driven fracturing truck of the embodiment is a special vehicle for injecting high-pressure and large-discharge fracturing fluid into a well, fracturing a stratum and extruding a propping agent into a fracture.
The gas fuel is different from liquid fuels such as gasoline and diesel oil, and has high purity, high thermal efficiency, high gas temperature, and clean combustion.
The fracturing truck construction site is positioned at an oil production well site, and because the cost of outward conveying of natural gas at the oil production well site is high, tens of millions of cubes of natural gas can be discharged and burnt at the well site every year, so that great waste is caused; be provided with air intake manifold system 5 on this dual-fuel power driven fracturing unit truck chassis, natural gas passes through air intake manifold system 5 and inserts dual-fuel engine 2, uses the natural gas as dual-fuel engine 2's fuel, has not only reduced the use of diesel oil, still make full use of the natural gas fuel of well site, has avoided emptying the natural gas at will and has burnt, can produce huge economic benefits.
The dual-fuel engine of the embodiment takes the liquid fuel and the natural gas as the fuel, and as the carbon deposit is less after the natural gas is combusted, the natural gas can not dilute the lubricating oil after entering the dual-fuel engine 2, and the performance of the lubricating oil can not be damaged, so that the abrasion of parts of the dual-fuel engine is reduced, and the service life of the dual-fuel engine 2 is prolonged. In addition, the diesel oil or gasoline consumption is greatly reduced, so that the failure rate of an oil supply system is obviously reduced, the maintenance workload is reduced, and the shutdown loss caused by failure is reduced; and because the gas fuel and the air are mixed uniformly, the combustion is complete, the smoke dust in the waste gas is greatly reduced, and the contents of CO and NO are lower, thereby reducing the air pollution.
The dual-fuel power-driven fracturing truck comprises a chassis, wherein a dual-fuel engine, a fuel tank, an air inlet pipe collecting system and a fracturing pump are arranged on the chassis, the fuel tank and the air inlet pipe collecting system are both connected with the dual-fuel engine, the fuel tank contains liquid fuel and supplies the liquid fuel to the dual-fuel engine, the air inlet pipe collecting system supplies gas fuel to the dual-fuel engine, the dual-fuel engine drives the fracturing pump to work, the dual-fuel power-driven fracturing truck can utilize the gas fuel in an oil production well site as the power of the engine, the use of liquid fuel diesel oil is saved, the natural gas fuel in the oil production well site is fully utilized, and the waste of energy.
Further, the gas inlet manifold system 5 comprises gas inlet pipelines which are arranged on the left side and the right side of the advancing direction of the fracturing truck, quick connectors are arranged on the gas inlet pipelines and are used for being communicated with gas fuel supply pipelines. This embodiment all is provided with the pipeline of admitting air through the left and right both sides of advancing the direction before fracturing truck, and the dual-fuel engine 2 of being convenient for communicates with the natural gas supply line of oil recovery well site, all is provided with quick connector on the intake pipe, and this quick connector can be quick will recover the compressed natural gas's of well site air supply line switch-on.
Further, the dual fuel powered frac car of the present embodiment further includes a dual fuel control system for adjusting the ratio of the liquid fuel and the gaseous fuel entering the dual fuel engine 2. By providing a dual fuel control system, the technician can adjust the ratio of liquid fuel and gaseous fuel entering the dual fuel engine, in this embodiment, the dual fuel control system can control the volumetric ratio of natural gas and diesel entering the dual fuel engine.
Further, the fuel tank 3 is provided with the liquid fuel supply pipe for supplying the liquid fuel to the dual fuel engine 2.
Furthermore, the air inlet pipeline is provided with a high-pressure stop solenoid valve, a pressure reducer, a low-pressure stop solenoid valve and a supercharger, the high-pressure stop solenoid valve, the pressure reducer, the low-pressure stop solenoid valve and the supercharger are sequentially connected in series, the high-pressure stop solenoid valve is used for controlling the on-off of the pressure reducer, the low-pressure stop solenoid valve is used for controlling the on-off of the supercharger, the high-pressure stop solenoid valve and the low-pressure stop solenoid valve are both connected with the dual-fuel control system, and the dual-fuel control system is also used for controlling the on-off of. The pressure reducer in this embodiment is an adjusting device that reduces high-pressure gas to low-pressure gas and keeps the pressure and flow of the output gas stable and unchanged. The supercharger compresses gas to increase the intake air density of the fuel tank 3. The pressure of the natural gas conveyed from the oil production well site is reduced after being reduced through the pressure reducer, the pressure is increased to a controllable pressure range through the pressure reducer, the natural gas is conveyed to the fuel tank 3, the pressure reducer is controlled to work through controlling the high-pressure stop electromagnetic valve by the dual-fuel control system, and the pressure reducer is controlled to work through controlling the low-pressure stop electromagnetic valve by the dual-fuel control system. The present embodiment does not particularly limit the specific form of the pressure reducer and the supercharger.
In this embodiment, dual fuel power drive fracturing unit truck still includes cooling system 6, cooling system 6 includes the heat dissipation box, fan and hydraulic motor, be provided with a plurality of cooling medium cooling tubes in the heat dissipation box, the fan is installed in the below of radiator, hydraulic motor sets up in the below of fan, hydraulic motor's output shaft and the center pin coaxial coupling of fan for the driving fan rotates, thereby carry out the forced air cooling to the liquid of circulation in each cooling medium cooling tube in the heat dissipation box, fracturing unit cooling medium is including car platform engine cylinder liner water, well cold water, fuel, hydraulic oil and lubricating oil, various cooling medium get into the cooling medium cooling tube that corresponds separately in the heat dissipation box through different pipelines, get back to separately in the system after the forced air cooling, and so circulate.
In this embodiment, the dual-fuel engine 2 is connected to a transmission case 7, the transmission case 7 is connected to a transmission system 8, and the transmission system 8 is connected to the fracturing pump 4.
The dual-fuel power driven fracturing truck can utilize the gas fuel of an oil production well site as the power of the engine, so that the use of diesel oil is saved, and the waste of energy is avoided by fully utilizing the natural gas fuel of the well site.
Example two:
the present embodiment provides a fracturing equipment set that includes the dual fuel power driven fracturing truck of embodiment one. The fracturing equipment set further comprises at least one sand mixing truck, an instrument truck and manifold equipment, wherein the number of the dual-fuel power driven fracturing trucks can be one or more, in the construction process, after the sand mixing truck completes mixing of fracturing fluid, propping agent and various additives, the fracturing fluid, the propping agent and various additives are supplied to the dual-fuel power driven fracturing trucks through the manifold equipment, the fracturing trucks pressurize the mixed fluid, the mixed fluid is collected through the manifold equipment and then injected into the well bottom, and the instrument truck monitors the whole operation process and conducts construction analysis and recording.
The dual-fuel power driven fracturing truck comprises a chassis, wherein the chassis is provided with a dual-fuel engine, a fuel tank, an air inlet pipe collecting system and a fracturing pump;
the fuel tank and the air inlet manifold system are connected with the dual-fuel engine, the fuel tank is used for containing liquid fuel and supplying the liquid fuel to the dual-fuel engine, the air inlet manifold system is used for supplying gas fuel to the dual-fuel engine, and the dual-fuel engine is used for driving the fracturing pump.
The dual-fuel power-driven fracturing truck comprises a chassis, wherein a dual-fuel engine, a fuel tank, an air inlet pipe collecting system and a fracturing pump are arranged on the chassis, the fuel tank and the air inlet pipe collecting system are both connected with the dual-fuel engine, the fuel tank contains liquid fuel and supplies the liquid fuel to the dual-fuel engine, the air inlet pipe collecting system supplies gas fuel to the dual-fuel engine, the dual-fuel engine drives the fracturing pump to work, the dual-fuel power-driven fracturing truck can utilize the gas fuel in an oil production well site as the power of the engine, the use of liquid fuel diesel oil is saved, the natural gas fuel in the oil production well site is fully utilized, and the waste of energy.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (9)
1. The utility model provides a dual fuel power drive fracturing unit truck which characterized in that:
the dual-fuel engine comprises a chassis, wherein a dual-fuel engine, a fuel tank, an air inlet pipe collecting system and a fracturing pump are arranged on the chassis;
the fuel tank and the air inlet manifold system are connected with the dual-fuel engine, the fuel tank is used for containing liquid fuel and supplying the liquid fuel to the dual-fuel engine, the air inlet manifold system is used for supplying gas fuel to the dual-fuel engine, and the dual-fuel engine is used for driving the fracturing pump.
2. The dual fuel power driven fracturing truck of claim 1, wherein: the gas inlet manifold system comprises gas inlet pipelines which are arranged on the left side and the right side of the advancing direction of the fracturing truck, and the gas inlet pipelines are provided with quick-plug connectors which are communicated with a gas supply pipeline of gas fuel.
3. The dual fuel power driven fracturing truck of claim 2, wherein: also included is a dual fuel control system for adjusting the volumetric ratio of the liquid fuel and the gaseous fuel entering the dual fuel engine.
4. The dual fuel power driven fracturing truck of claim 1, wherein: the fuel tank is provided with a supply pipe for the liquid fuel for delivering the liquid fuel to the dual fuel engine.
5. The dual fuel power driven fracturing truck of claim 3, wherein: the dual-fuel control system is characterized in that a high-pressure stop electromagnetic valve, a pressure reducer, a low-pressure stop electromagnetic valve and a supercharger are sequentially arranged on the air inlet pipeline, the high-pressure stop electromagnetic valve is used for controlling the on-off of the pressure reducer, the low-pressure stop electromagnetic valve is used for controlling the on-off of the supercharger, and the dual-fuel control system is also used for controlling the on-off of the high-pressure stop electromagnetic valve and the low-.
6. The dual fuel power driven fracturing truck of any of claims 1 to 5, wherein: the liquid fuel is gasoline or diesel oil, and the gas fuel is natural gas.
7. The dual fuel power driven fracturing truck of claim 1, wherein: still include cooling system, cooling system includes heat dissipation box, fan and hydraulic motor, be provided with a plurality of coolant cooling tubes in the heat dissipation box, the fan is installed the below of heat dissipation box, hydraulic motor set up in the below of fan, hydraulic motor's output shaft with the center pin coaxial coupling of fan, hydraulic motor is used for the drive the fan rotates.
8. The dual fuel power driven fracturing truck of claim 1, wherein: the dual-fuel engine is connected with a gearbox, the gearbox is connected with a transmission system, and the transmission system is connected with the fracturing pump.
9. A fracturing kit, characterized in that it comprises a dual fuel powered fracturing truck as claimed in any of claims 1 to 8.
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| CN202020884841.4U CN212003369U (en) | 2020-05-22 | 2020-05-22 | Dual-fuel power driven fracturing truck and fracturing equipment set |
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| CN202020884841.4U CN212003369U (en) | 2020-05-22 | 2020-05-22 | Dual-fuel power driven fracturing truck and fracturing equipment set |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111456869A (en) * | 2020-05-22 | 2020-07-28 | 三一石油智能装备有限公司 | Dual-fuel power driven fracturing truck and fracturing equipment set |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111456869A (en) * | 2020-05-22 | 2020-07-28 | 三一石油智能装备有限公司 | Dual-fuel power driven fracturing truck and fracturing equipment set |
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