CN207864058U - Fracturing device gas turbine and fracturing device - Google Patents
Fracturing device gas turbine and fracturing device Download PDFInfo
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- CN207864058U CN207864058U CN201721751553.6U CN201721751553U CN207864058U CN 207864058 U CN207864058 U CN 207864058U CN 201721751553 U CN201721751553 U CN 201721751553U CN 207864058 U CN207864058 U CN 207864058U
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- transmission shaft
- annular casing
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- fracturing device
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Abstract
The utility model discloses a kind of fracturing device gas turbines, it includes the annular casing positioned at outer shroud, power transmission shaft is set at the axle center of annular casing, the front end of annular casing is air flow inlet, the tail end of annular casing is air stream outlet, combustion chamber of the setting for carrying out burning supercharging to inflow stream in annular casing, power transmission shaft is equipped with the power turbine for being pressurized output close to the tail end of annular casing, level-one supercharging transmission shaft and the two-stage supercharging transmission shaft for being pressurized to internal gas flow are also set up in annular casing, level-one is pressurized transmission shaft and two-stage supercharging driving sleeve is set to outside power transmission shaft and is coaxially arranged with power transmission shaft.Effectively improve the air-flow operating condition inside gas turbine annular casing so that the overall dimensions of gas turbine can reduce, and enable power transmission shaft meet wide scope working speed regulating power, meet the work requirements of fracturing device.
Description
Technical field
The utility model is related to pressure break equipment fields, particularly, are related to a kind of fracturing device gas turbine.In addition, this
Utility model further relates to a kind of fracturing device including above-mentioned gas turbine.
Background technology
Pressure break equipment is main at present or pattern using fracturing unit truck (combustion engine powered), fracturing unit truck to it is high-power,
Multi-functional, automation and seriation direction are developed.It is conventionally used to the internal combustion engine of pressure break equipment power, when its power is more than 3300HP
After, the parameters such as appearance and size, weight have been unable to meet entrucking requirement, and therefore, pressure break equipment will be sent out to bigger power direction
Zhan Shi is badly in need of the lighter power plant of volume smaller, weight.Have since aero-engine derivation type gas turbine is congenital high
Power to weight ratio, certainly will replace internal combustion engine become massive hydraulic fracturing equipment power.
However, existing gas turbine can not directly apply on pressure sled (vehicle), main cause is as follows：
1, unreasonable due to structure in the case where power is met the requirements, lead to oversized, preponderance, it cannot
Meet the general requirement of pressure break sled (vehicle).
2, since existing gas turbine is mainly used in power generation or Mechanical Driven.In power field, rotating speed immobilizes
Or fluctuation range very little (mains frequency fixation causes)；In terms of Mechanical Driven, it is mainly used for large-scale compressor boost gas,
When combustion engine designs due to architectural characteristic, the range of speeds very little of combustion engine work, in other no regulator drive equipment
In the case of, it is not suitable for pressure break sled (vehicle) yet.
Currently, according to the requirement of shale gas fracturing unit truck operation technique, in the case of other no accessory drive equipment, also
It does not use and successfully develops the fracturing unit for using gas turbine as power plant.
Utility model content
The utility model provides a kind of fracturing device gas turbine and fracturing device, to solve existing pressure vehicle
Power plant cannot be satisfied the technical issues of significant power demands such as shale exploitation.
The technical solution adopted in the utility model is as follows：
One side according to the present utility model provides a kind of fracturing device gas turbine, for being used as fracturing device
Actuating unit, gas turbine includes the annular casing positioned at outer shroud, and power transmission shaft, annular are arranged at the axle center of annular casing
The front end of casing is air flow inlet, and the tail end of annular casing is air stream outlet, in annular casing setting for inflow stream into
The combustion chamber of row burning supercharging, power transmission shaft are equipped with the power turbine for being pressurized output, ring close to the tail end of annular casing
Level-one supercharging transmission shaft and the two-stage supercharging transmission shaft for being pressurized to internal gas flow, level-one supercharging are also set up in shape casing
Transmission shaft and two-stage supercharging driving sleeve are set to outside power transmission shaft and are coaxially arranged with power transmission shaft.
Further, level-one is pressurized transmission shaft between two-stage supercharging transmission shaft and power transmission shaft, and level-one supercharging passes
Level-one charging turbine is arranged close to air flow inlet side setting level-one compressor rotor, close to air stream outlet side in moving axis；Two-stage supercharging
It is located at level-one compressor rotor on transmission shaft two-stage compressor rotor is arranged later, two level is arranged before level-one charging turbine
Charging turbine.
Further, level-one compressor rotor is axial-flow compressor rotor.
Further, two-stage compressor rotor is centrifugal-flow compressor rotor.
Further, annular casing corresponds to first asthma of the setting for balancing internal gas flow pressure at level-one compressor rotor
Shake vent valve.
Further, annular casing corresponds to second asthma of the setting for balancing internal gas flow pressure at two-stage compressor rotor
Shake vent valve.
Further, combustion chamber includes the annular flame tube being set in annular casing and is fired for being supplied to annular flame tube
The annular fuel pipe of material.
Further, it is sprayed circumferentially arranged with multiple for injecting fuel into the fuel in annular flame tube on annular fuel pipe
Mouth.
Another aspect according to the present utility model also provides a kind of fracturing device, above-mentioned combustion gas is arranged on fracturing device
Turbine.
Further, the power transmission shaft of gas turbine connects fracturing pump through gear-box, clutch.
The utility model has the advantages that：
The utility model fracturing device gas turbine, by being arranged for increasing to internal gas flow in annular casing
The level-one supercharging transmission shaft and two-stage supercharging transmission shaft of pressure, and primary transmission axis is sheathed on secondary drive shaft outside power transmission shaft
And be coaxially arranged with power transmission shaft, to effectively improve the air-flow operating condition inside gas turbine annular casing, make
The overall dimensions of gas turbine can reduce, and enable power transmission shaft meet wide scope working speed adjusting energy
Power meets the work requirements of fracturing device.
Other than objects, features and advantages described above, the utility model also has other purposes, feature and excellent
Point.Below with reference to accompanying drawings, the utility model is described in further detail.
Description of the drawings
The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model
Illustrative embodiments and their description are not constituted improper limits to the present invention for explaining the utility model.In attached drawing
In：
Fig. 1 is the structural schematic diagram of the preferred embodiment in the utility model fracturing device gas turbine.
Reference sign：
1, annular casing；1A, air flow inlet；1B, air stream outlet；
2, power transmission shaft；
3, combustion chamber；
4, power turbine；
5, level-one is pressurized transmission shaft；
6, two-stage supercharging transmission shaft；
7, level-one compressor rotor；
8, level-one charging turbine；
9, two-stage compressor rotor；
10, two-stage supercharging turbine.
Specific implementation mode
It should be noted that in the absence of conflict, the features in the embodiments and the embodiments of the present application can phase
Mutually combination.The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
Referring to Fig.1, the preferred embodiment of the utility model provides a kind of fracturing device gas turbine, for as pressure
The actuating unit of device is split, which includes the annular casing 1 positioned at outer shroud, and power is arranged at the axle center of annular casing 1
The front end of transmission shaft 2, annular casing 1 is air flow inlet 1A, and the tail end of annular casing 1 is air stream outlet 1B, is set in annular casing 1
The combustion chamber 3 for carrying out burning supercharging to inflow stream is set, power transmission shaft 2 is equipped with close to the tail end of annular casing 1 and is used for
It is pressurized the power turbine 4 of output, the level-one supercharging transmission shaft 5 for being pressurized to internal gas flow is also set up in annular casing 1
And two-stage supercharging transmission shaft 6, level-one is pressurized transmission shaft 5 and two-stage supercharging transmission shaft 6 is sheathed on outside power transmission shaft 2 and and power
Transmission shaft 2 is coaxially arranged.
When work, using gas as working medium, the auxiliary of the booster body by burning supercharging and internal setting increases gas turbine
Pressure effect is lower to drive 2 high speed rotation of power transmission shaft, to realize the purpose that fuel energy is converted to mechanical kinetic energy.This implementation
Example in annular casing 1 by being arranged level-one supercharging transmission shaft 5 and two-stage supercharging transmission for being pressurized to internal gas flow
Axis 6, and primary transmission axis 5 is sheathed on outside power transmission shaft 2 with secondary drive shaft 6 and is coaxially arranged with power transmission shaft 2, from
And effectively improve the air-flow operating condition inside gas turbine annular casing so that the overall dimensions of gas turbine can contract
It is small, and enable power transmission shaft meet wide scope working speed regulating power, meet the work requirements of fracturing device.
In the present embodiment, level-one is pressurized transmission shaft 5 between two-stage supercharging transmission shaft 6 and power transmission shaft 2, and level-one increases
Press transmission shaft 5 that level-one charging turbine is set close to the sides air flow inlet 1A setting level-one compressor rotor 7, close to the sides air stream outlet 1B
8；It is located at level-one compressor rotor 7 on two-stage supercharging transmission shaft 6 two-stage compressor rotor 9 is arranged later, is located at level-one supercharging whirlpool
Setting two-stage supercharging turbine 10 before wheel 8.
Preferably, level-one compressor rotor 7 is axial-flow compressor rotor, and two-stage compressor rotor 9 is centrifugal calms the anger
Machine rotor, by the cooperation of axial-flow compressor rotor and centrifugal-flow compressor rotor, greatly improve through air flow inlet 1A into
The pressure of the incoming entered is distributed, and meets the wider regulating power of gas turbine working speed.
Preferably, annular casing 1 corresponds to first asthma of the setting for balancing internal gas flow pressure at level-one compressor rotor 7
It shakes vent valve and/or annular casing 1 corresponds to the second surge being arranged at two-stage compressor rotor 9 for balancing internal gas flow pressure
Vent valve.By the way that the first surge vent valve and/or the second surge vent valve is arranged, can further improve inside annular casing 1
Stream pressure distribution, be conducive to improve gas turbine working performance.
In the present embodiment, combustion chamber 3 includes the annular flame tube being set in annular casing 1 and is used to supply to annular flame tube
Answer the annular fuel pipe of fuel.Preferably, it is used to inject fuel into annular flame tube circumferentially arranged with multiple on annular fuel pipe
Interior fuel nozzle.
Another aspect according to the present utility model, also provides a kind of fracturing device, and the present embodiment fracturing device is fracturing unit truck
Or pressure break is prized, and the gas turbine of above-described embodiment is arranged on fracturing device.The power transmission shaft 2 of gas turbine through gear-box,
Clutch connects fracturing pump, to realize the power drive through gas turbine to fracturing pump.
From above description it is known that the present embodiment in annular casing by being arranged for increasing to internal gas flow
The level-one supercharging transmission shaft and two-stage supercharging transmission shaft of pressure, and primary transmission axis is sheathed on secondary drive shaft outside power transmission shaft
And be coaxially arranged with power transmission shaft, to effectively improve the air-flow operating condition inside gas turbine annular casing, make
The overall dimensions of gas turbine can reduce, and enable power transmission shaft meet wide scope working speed adjusting energy
Power meets the work requirements of fracturing device.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (10)
1. a kind of fracturing device gas turbine, for the actuating unit as fracturing device, the gas turbine includes being located at
The annular casing (1) of outer shroud, setting power transmission shaft (2) at the axle center of the annular casing (1), the annular casing (1)
Front end is air flow inlet (1A), and the tail end of the annular casing (1) is air stream outlet (1B), setting in the annular casing (1)
Combustion chamber (3) for carrying out burning supercharging to inflow stream, the power transmission shaft (2) is close to the annular casing (1)
Tail end is equipped with the power turbine (4) for being pressurized output, which is characterized in that is also set up for internal in the annular casing (1)
Level-one that portion's air-flow is pressurized supercharging transmission shaft (5) and two-stage supercharging transmission shaft (6), the level-one supercharging transmission shaft (5) and
The two-stage supercharging transmission shaft (6) is sheathed on the power transmission shaft (2) outside and is set with the power transmission shaft (2) coaxial line
It sets.
2. fracturing device gas turbine according to claim 1, which is characterized in that
The level-one supercharging transmission shaft (5) is between the two-stage supercharging transmission shaft (6) and the power transmission shaft (2), institute
Level-one supercharging transmission shaft (5) is stated close to the side the air flow inlet (1A) setting level-one compressor rotor (7), close to the air-flow to go out
The mouth side (1B) setting level-one charging turbine (8)；It is located at the level-one compressor rotor (7) on the two-stage supercharging transmission shaft (6)
Setting two-stage compressor rotor (9), the setting two-stage supercharging turbine (10) before the level-one charging turbine (8) later.
3. fracturing device gas turbine according to claim 2, which is characterized in that
The level-one compressor rotor (7) is axial-flow compressor rotor.
4. fracturing device gas turbine according to claim 2, which is characterized in that
The two-stage compressor rotor (9) is centrifugal-flow compressor rotor.
5. fracturing device gas turbine according to claim 2, which is characterized in that
First for balancing internal gas flow pressure is set at the corresponding level-one compressor rotor (7) of annular casing (1)
Surge vent valve.
6. fracturing device gas turbine according to claim 5, which is characterized in that
Second for balancing internal gas flow pressure is set at the corresponding two-stage compressor rotor (9) of annular casing (1)
Surge vent valve.
7. fracturing device gas turbine according to any one of claims 1 to 6, which is characterized in that
The combustion chamber (3) includes the annular flame tube being set in the annular casing (1) and is used for the annular flame tube
Supply the annular fuel pipe of fuel.
8. fracturing device gas turbine according to claim 7, which is characterized in that
Circumferentially arranged with multiple for injecting fuel into the fuel nozzle in the annular flame tube on the annular fuel pipe.
9. a kind of fracturing device, gas turbine as described in any of the claims 1 to 8 is set on the fracturing device.
10. fracturing device according to claim 9, which is characterized in that
The power transmission shaft (2) of the gas turbine connects fracturing pump through gear-box, clutch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721751553.6U CN207864058U (en) | 2017-12-15 | 2017-12-15 | Fracturing device gas turbine and fracturing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721751553.6U CN207864058U (en) | 2017-12-15 | 2017-12-15 | Fracturing device gas turbine and fracturing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207864058U true CN207864058U (en) | 2018-09-14 |
Family
ID=63469106
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721751553.6U Active CN207864058U (en) | 2017-12-15 | 2017-12-15 | Fracturing device gas turbine and fracturing device |
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| Country | Link |
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| CN (1) | CN207864058U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109854378A (en) * | 2019-04-08 | 2019-06-07 | 沈阳建筑大学 | A kind of turbofan with mode tuning ability |
| CN113266467A (en) * | 2021-06-09 | 2021-08-17 | 上海尚实能源科技有限公司 | Engine structure with ultrahigh pressure ratio |
-
2017
- 2017-12-15 CN CN201721751553.6U patent/CN207864058U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109854378A (en) * | 2019-04-08 | 2019-06-07 | 沈阳建筑大学 | A kind of turbofan with mode tuning ability |
| CN109854378B (en) * | 2019-04-08 | 2023-10-24 | 沈阳建筑大学 | Turbofan engine with mode adjustment capability |
| CN113266467A (en) * | 2021-06-09 | 2021-08-17 | 上海尚实能源科技有限公司 | Engine structure with ultrahigh pressure ratio |
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