CN110219628A - A kind of novel flue gas oil recovery by heating equipment - Google Patents
A kind of novel flue gas oil recovery by heating equipment Download PDFInfo
- Publication number
- CN110219628A CN110219628A CN201810173847.8A CN201810173847A CN110219628A CN 110219628 A CN110219628 A CN 110219628A CN 201810173847 A CN201810173847 A CN 201810173847A CN 110219628 A CN110219628 A CN 110219628A
- Authority
- CN
- China
- Prior art keywords
- flue gas
- heat
- outlet
- entrance
- waste heat
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 title claims abstract description 76
- 239000003546 flue gas Substances 0.000 title claims abstract description 76
- 238000011084 recovery Methods 0.000 title claims abstract description 28
- 238000010438 heat treatment Methods 0.000 title claims abstract description 18
- 239000007789 gas Substances 0.000 claims abstract description 47
- 239000002918 waste heat Substances 0.000 claims abstract description 26
- 238000000034 method Methods 0.000 claims abstract description 21
- 238000004064 recycling Methods 0.000 claims abstract description 18
- 238000001816 cooling Methods 0.000 claims abstract description 16
- 238000002156 mixing Methods 0.000 claims abstract description 15
- 238000000746 purification Methods 0.000 claims abstract description 14
- 238000001914 filtration Methods 0.000 claims abstract description 13
- 230000001105 regulatory effect Effects 0.000 claims abstract description 13
- 235000019504 cigarettes Nutrition 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 239000002912 waste gas Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 4
- 230000000638 stimulation Effects 0.000 description 4
- 230000007797 corrosion Effects 0.000 description 3
- 238000005260 corrosion Methods 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 2
- 239000003814 drug Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000002803 fossil fuel Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000003139 buffering effect Effects 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005183 dynamical system Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B37/00—Methods or apparatus for cleaning boreholes or wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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
- E21B43/16—Enhanced recovery methods for obtaining hydrocarbons
- E21B43/24—Enhanced recovery methods for obtaining hydrocarbons using heat, e.g. steam injection
Landscapes
- 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)
- Exhaust Gas After Treatment (AREA)
Abstract
The invention discloses a kind of novel flue gas oil recovery by heating equipment, including waste heat to recycle heat-exchange system, flue gas pressure charging system, cooling system, purification filtering system, gas mixing system and flow regulating control system.Waste heat recycling heat-exchange system entrance is connected to the flue gas outlet of engine；Flue gas pressure charging system is connect with engine, and flue gas pressure charging system is connect with waste heat recycling heat-exchange system；The outlet of waste heat recycling heat-exchange system is connected with cooling system, purification filtering system in turn；The entrance of gas mixing system is connect with the second procedure outlet of waste heat recycling heat-exchange system and the outlet of flue gas pressure charging system respectively；The entrance of flow regulating control system is connect with flue gas pressure charging system, and outlet recycles heat-exchange system with waste heat respectively and gas mixing system is connect.The flue gas that it is generated using engine in self power system, recycling can increase production oil producing operation, not only save flue gas generating device, and realize reusing of energy source and zero waste gas emission.
Description
Technical field
The present invention relates to exhaust-gas treatment and oil recovery technique fields, and in particular to a kind of novel flue gas oil recovery by heating equipment.
Background technique
Currently, oil field flue gas flooding technology is widely used in oil extraction in oil field stimulation work, but routine techniques needs
Individual flue gas generating device (such as boiler), purification device, cooling device, supercharging device (such as Diesel Driven pressurization are provided
Machine) etc., the power original part of these devices not only needs to consume a large amount of fossil fuels, generates high-temperature gas pollutant, and structure
More huge, process flow is complex.It there is no at present and be seen in the document in relation to using engine stack gas heating power pouring oil production
Report.
Summary of the invention
It the purpose of the present invention is to defect of the existing technology, provides a kind of structurally reasonable, realizes that the energy is sharp again
With with zero waste gas emission, efficiently, the low engine stack gas oil recovery by heating stimulation work equipment of energy-saving and environmental protection, use cost.
The technical scheme is that a kind of novel flue gas oil recovery by heating equipment, including
Waste heat recycles heat-exchange system, and the first pass entrance of the waste heat recycling heat-exchange system passes through the flue of pipeline and engine
Gas outlet；
The power end of flue gas pressure charging system, the flue gas pressure charging system is connect with engine power output, the flue gas pressurization
The exhanst gas outlet of system is connect by pipeline with the second procedure entrance that waste heat recycles heat-exchange system；
Cooling system, the first pass of entrance and waste heat the recycling heat-exchange system of the cooling system, which exports, to be connected；
The outlet of purification filtering system, the entrance and cooling system of the purification filtering system connects；
Gas mixing system, the entrance of the gas mixing system respectively with waste heat recycling heat-exchange system second procedure outlet and
The outlet of flue gas pressure charging system connects；
The entrance of flow regulating control system, the flow regulating control system is connected by the outlet of pipeline and flue gas pressure charging system
It connects, the one outlet of the flow regulating control system is connected by the second procedure entrance that pipeline and waste heat recycle heat-exchange system
It connects, another outlet of the flow regulating control system is connect by pipeline with gas mixing system.
The flue gas outlet of the engine recycles the first pass of heat-exchange system by three-way control valve with waste heat respectively
Entrance is connected to outside air.
Muffler is installed on the pipeline that the three-way control valve is connected to outside air.
The waste heat recycling heat-exchange system is heat recovery heat exchanger.
The flue gas pressure charging system is flue gas supercharger.
The cooling system is cooler, and the purification filtering system is filter, and the gas mixing system is gas
Mixer.
The flow regulating control system is threeway ratio adjusting valve.
The present invention compared with prior art, has the advantage that the cigarette generated using engine in self power system
Road gas obtains high temperature, high pressure flue gas after UTILIZATION OF VESIDUAL HEAT IN, purification filtering and pressurization, is used for oil-field thick-oil viscosity reduction, solubilising, solution
The oil fields heating power pouring oil production stimulation works such as the stifled, displacement of reservoir oil, snaking, wax removal, not only save flue gas generating device, and structure is closed
Reason, and the double goal of reusing of energy source and zero waste gas emission is realized, realize CO2Gas is sealed up for safekeeping, and greenhouse effect is reduced
It answers.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the invention；
In figure: 1, flue gas supercharger, 2, engine, 3, three-way control valve, 4, muffler, 5, heat recovery heat exchanger, 6, cooling
Device, 7, gas mixer, 8, filter, 9, electric proportional-regulation valve, 51, first pass entrance, 52, first pass outlet, 53,
Second procedure entrance, 54, second procedure outlet.
Specific embodiment
Here is that the present invention is further described in conjunction with the accompanying drawings and embodiments.
Referring to Fig.1, a kind of novel flue gas oil recovery by heating equipment, including waste heat recycling heat-exchange system, flue gas pressure charging system,
Cooling system, purification filtering system, gas mixing system and flow regulating control system.
Flue gas pressure charging system is mainly made of flue gas supercharger 1, flue atmospheric pressure highest can be pressurized to 50Mpa, should
Flue gas supercharger 1 should select the sour gas corrosion of resistance to flue gas；
Waste heat recycling heat-exchange system is mainly made of heat recovery heat exchanger 5, and heat recovery heat exchanger 5 is tank structure, interior
Hot coil is replaced, is primarily used to buffering flue gas stream, while supplying for high-temperature flue gas and pressurized low temperature flue air lift
Heat exchange unit, the pressurization effluent gas temperature after exchanging heat can be increased to 300 DEG C or more, while high-temperature flue gas is cooled down, drop
The low energy consumption of subsequent cooling system；Heat recovery heat exchanger 5 include first pass entrance 51, first pass outlet 52,
Second procedure entrance 53 and second procedure outlet 54, first pass entrance 51 is connected to the flue gas outlet of engine 2, high temperature cigarette
Road gas is entered after heat exchange by first pass entrance 51 and enters cooler 6, the pressurization of flue gas supercharger 1 through first pass outlet 52
Flue gas is entered after heat exchange by second procedure entrance 53 and enters gas mixer 7 through second procedure outlet 54.
The main component of dynamical system is engine 2, by combustion of fossil fuels, is provided for flue gas supercharger 1 dynamic
Power, while the Litters such as high-temperature flue gas are generated, it can be controlled by the flue gas outlet of engine 2 through three-way control valve 3, and pass through
Atmosphere is discharged into after 4 noise reduction of muffler, or the low temperature flue gas generated through heat recovery heat exchanger 5 with flue gas pressure charging system changes
Heat, finally achievable high/low temperature flue gas note well switching.
Cooling system is mainly made of cooler 6, water cooling medium or air, and the entrance of cooler 6 passes through pipeline and the
The connection of one process outlet 52, the flue gas after high temperature is exchanged heat are cooled to 100 DEG C hereinafter, increasing for subsequent purification filtering and flue gas
Pressure system provides required temperature condition.
For purification filtering system mainly by water removal, oil removing, except the filter 8 of particle forms, the entrance of filter 8 passes through pipeline
It is connect with the outlet of cooler 6, the outlet of filter 8 is connect by pipeline with flue gas supercharger 1, is mentioned for flue gas supercharger 1
For clean flue gas.
Gas mixing system is mainly made of gas mixer 7, is primarily used to mixing high temperature and low temperature flue gas, together
When can also add medicament to reduce corrosion of the acid flue gas to steam injecting pipe, realize final mixed gas stabilization,
Even discharge reaches the good displacement of reservoir oil, viscosity reduction, de-plugging, wax removal effect.
Flow regulating control system is mainly made of electric proportional-regulation valve 9, i.e., the entrance of electric proportional-regulation valve 9 is logical
Piping is connect with the outlet of flue gas supercharger 1, and the one outlet of electric proportional-regulation valve 9 is exchanged heat by pipeline and waste heat recycling
The second procedure entrance 53 of device 5 connects, another outlet of electric proportional-regulation valve 9 is connect by pipeline with gas mixer 7, this
The product flue-gas flow rate and enter gas mixer that the needs that sample can enter heat recovery heat exchanger 5 by proportion adjustment exchange heat
7 low temperature flue throughput accurately controls the temperature of final outlet gas.
Specific process flow and syntagmatic are as follows: engine 2 is that flue gas supercharger 1 provides power, while generating height
Warm flue gas can enter heat recovery heat exchanger 5 through three-way control valve 3, be pressurized the pressurized flue gas of unit 1 with flue gas
Heat exchange can also enter 4 outlet atmosphere of muffler through three-way control valve 3；Effluent gas temperature after exchanging heat can be increased to 300 DEG C
More than, gas mixer 7 is then entered through pipeline by second procedure outlet 54；Through first-class after the cooling of flue gas heat exchange simultaneously
Journey outlet 52 enters coolers 6, temperature can be down to 100 DEG C hereinafter, subsequently into water removal, oil removing, except the filter 8 of particle, warp
Enter sulfur resistive flue gas supercharger 1 after purification filtering, reach 50MPa after pressurization, gas mixing is entered by electric proportional-regulation valve 9
Device 7；Due to adding threeway ratio adjusting valve 9 between 5 pipeline of flue gas supercharger 1 and heat recovery heat exchanger, ratio can be passed through
Control enters the high-temperature flue throughput of the required heat exchange of heat recovery heat exchanger 5 and enters the low temperature cigarette of gas mixer 8
Road throughput controls the temperature being finally vented.It, can be in gas in order to reduce corrosion of the sour gas to steam injecting pipe in flue gas
Medicament is added in mixer 7.
The present invention infuses well oil recovery by heating using engine stack gas as gas source, not only realizes exhaust gas recycling, but also
It solves the problem of environmental pollution of engine stack gas outlet generation, realizes CO2Gas is sealed up for safekeeping, is reduced greenhouse effects and is utilized
Engine stack gas waste-heat final products gas not only realizes the recycling of the energy, and generate high temperature, high pressure
Flue gas has the oil fields oil recovery by heating stimulation work such as oil well reducing thick oil viscosity, solubilising, de-plugging, the displacement of reservoir oil, snaking, wax removal good
Effect of increasing production.
The present invention is not limited to above-mentioned embodiments, within the knowledge of those skilled in the art, may be used also
To make a variety of changes without departing from the purpose of the present invention, the content after variation still falls within protection scope of the present invention.
Claims (7)
1. a kind of novel flue gas oil recovery by heating equipment, it is characterised in that: including
Waste heat recycles heat-exchange system, and the first pass entrance of the waste heat recycling heat-exchange system passes through the flue of pipeline and engine
Gas outlet；
The power end of flue gas pressure charging system, the flue gas pressure charging system is connect with engine power output, the flue gas pressurization
The exhanst gas outlet of system is connect by pipeline with the second procedure entrance that waste heat recycles heat-exchange system；
Cooling system, the first pass of entrance and waste heat the recycling heat-exchange system of the cooling system, which exports, to be connected；
The outlet of purification filtering system, the entrance and cooling system of the purification filtering system connects；
Gas mixing system, the entrance of the gas mixing system respectively with waste heat recycling heat-exchange system second procedure outlet and
The outlet of flue gas pressure charging system connects；
The entrance of flow regulating control system, the flow regulating control system is connected by the outlet of pipeline and flue gas pressure charging system
It connects, the one outlet of the flow regulating control system is connected by the second procedure entrance that pipeline and waste heat recycle heat-exchange system
It connects, another outlet of the flow regulating control system is connect by pipeline with gas mixing system.
2. a kind of novel flue gas oil recovery by heating equipment according to claim 1, it is characterised in that: the cigarette of the engine
Gas outlet in road recycles the first pass entrance of heat-exchange system with waste heat respectively by three-way control valve and outside air is connected to.
3. a kind of novel flue gas oil recovery by heating equipment according to claim 2, it is characterised in that: the three-way control valve
Muffler is installed on the pipeline being connected to outside air.
4. a kind of novel flue gas oil recovery by heating equipment according to claim 1, it is characterised in that: the waste heat recycling is changed
Hot systems are heat recovery heat exchanger.
5. a kind of novel flue gas oil recovery by heating equipment according to claim 1, it is characterised in that: flue gas pressurization system
System is flue gas supercharger.
6. a kind of novel flue gas oil recovery by heating equipment according to claim 1, it is characterised in that: the cooling system is
Cooler, the purification filtering system are filter, and the gas mixing system is gas mixer.
7. a kind of novel flue gas oil recovery by heating equipment according to claim 1, it is characterised in that: the flow adjusts control
System processed is threeway ratio adjusting valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810173847.8A CN110219628B (en) | 2018-03-02 | 2018-03-02 | Flue gas thermal oil extraction equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810173847.8A CN110219628B (en) | 2018-03-02 | 2018-03-02 | Flue gas thermal oil extraction equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110219628A true CN110219628A (en) | 2019-09-10 |
| CN110219628B CN110219628B (en) | 2024-04-09 |
Family
ID=67822058
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810173847.8A Active CN110219628B (en) | 2018-03-02 | 2018-03-02 | Flue gas thermal oil extraction equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110219628B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2755778C1 (en) * | 2021-02-20 | 2021-09-21 | федеральное государственное бюджетное образовательное учреждение высшего образования «Санкт-Петербургский горный университет» | Method for control of asphalt-resin-paraffin deposits formation in lift pipes during gaslift operation of wells |
| CN113756768A (en) * | 2021-09-03 | 2021-12-07 | 中石化石油机械股份有限公司三机分公司 | Flue gas high-pressure gas injection oil displacement and oil field production equipment |
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| RU2755778C1 (en) * | 2021-02-20 | 2021-09-21 | федеральное государственное бюджетное образовательное учреждение высшего образования «Санкт-Петербургский горный университет» | Method for control of asphalt-resin-paraffin deposits formation in lift pipes during gaslift operation of wells |
| CN113756768A (en) * | 2021-09-03 | 2021-12-07 | 中石化石油机械股份有限公司三机分公司 | Flue gas high-pressure gas injection oil displacement and oil field production equipment |
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| Publication number | Publication date |
|---|---|
| CN110219628B (en) | 2024-04-09 |
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