CN209672651U - Oil gas field energy utilization system - Google Patents
Oil gas field energy utilization system Download PDFInfo
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- CN209672651U CN209672651U CN201920367542.0U CN201920367542U CN209672651U CN 209672651 U CN209672651 U CN 209672651U CN 201920367542 U CN201920367542 U CN 201920367542U CN 209672651 U CN209672651 U CN 209672651U
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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- Y02T10/12—Improving ICE efficiencies
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Abstract
The utility model discloses a kind of oil gas field energy utilization systems, including water injecting pump, the utility model further includes gas engine group and UTILIZATION OF VESIDUAL HEAT IN mechanism, the UTILIZATION OF VESIDUAL HEAT IN mechanism includes that liquid UTILIZATION OF VESIDUAL HEAT IN unit and waste heat from tail gas utilize unit, the input terminal of the gas engine group connects gas source by the road, the output shaft of the gas engine is connect with the input terminal of the water injecting pump, the jacket water water outlet of the gas engine group is connect with the liquid UTILIZATION OF VESIDUAL HEAT IN unit, the offgas outlet of the gas engine group is connect with the waste heat from tail gas using unit.The oil gas field energy utilization system of the utility model using the above structure, cooperate heat exchanger, UTILIZATION OF VESIDUAL HEAT IN mechanism by using gas engine group, the efficient cascade utilization of natural gas energy resource is realized, comprehensive energy utilization rate is more than 95%, and it is energy-saving to be conducive to oil gas field.
Description
Technical field
The utility model relates to a kind of energy utilization technology more particularly to a kind of oil gas field energy utilization systems.
Background technique
The energy is the important motivity of world today's development, and International Energy Agency (IEA), american energy information administration (EIA), Europe are worn
The professional institutions such as gram (OPEC), Exxon Mobil, Chinese petroleum economics Institute for Research and Technology (ETRI), Norske Veritas all can every year
It issues global energy and looks forward to correlation report, totally think that three big features: trend 1: the energy are presented in future world energy development trend
Demand growth slows, but energy demand total amount is on the rise, Future 30 Years, and non-renewable energy speedup is far below the same period
Economic speedup, Energy Intensity will drop to 0.88 ton of mark oil, and decline 50% in than 2015, energy consumption declines 2% every year.2: energy lattice
Before office " four points of world ", world's non-renewable energy consumption structure tend to cleaning, low-carbon and diversification, and the speed that makes the transition will be faster than
Expection, to the year two thousand forty, in world wide, other rate of fuel consumption amounts are in increase situation in addition to coal, and oil gas still occupies master
Status is led, accounting is 55%, and accounting will be more than by clean energy resource by leading world energy sources demand growth, to the year two thousand fifty clean energy resource
54%.Trend 3: natural gas consumption center of gravity is shifting, and future world natural gas, which increases, will keep the average annual increasing of 1.4%-1.9%
Long ratio increased by 64% than 2015 to the year two thousand fifty natural gas demand.Have benefited from population growth, gas distributing system facility increasingly
Perfect, total energy optimization energy fast development and the promotion of air contaminant treatment, Natural Gas Industry of China will be chronically at gold
Period of expansion, 2015 to 2035, since industry, resident and power generation are to Natural Gas Demand rapid growth, Natural Gas In China disappeared
Expense speedup is expected to reach 5.8%, it is contemplated that for the year two thousand fifty Natural Gas In China consumption figure close to 7000 billion cubic meters, natural gas will be China
One of main body energy of Long-and Medium-term Development, the thus national successively issue gas utilization policy of multiple versions, Accelerating The Construction
It produces for storing up the big system of pin four, pushes the development of Gas Industry rapid coordination.
But Chinese main force oil gas field all enters the middle and later periods of exploitation, maintains oil and gas production by " tertiary oil recovery " technology, often
Year, oil gas field adopted a large amount of electric power of note technique consumption, wherein water filling accounting 32%-45%, gathering and transportation technology also consumes a large amount of natural gases use
In techniques heat tracing such as water mixing, hot wash etc., gas consumption is larger, and by taking the oil field of part as an example, Daqing oil field consumes about every year
14.5 hundred million sides, Liaohe Oil Field consume about 2,000,000,000 sides every year.These natural gases are mainly used for various heating furnaces, since heat medium contains
There are a large amount of calcium and magnesium ions and high molecular polymer, cause heating furnace fouling serious, exhaust gas temperature is excessively high, and the thermal efficiency is relatively low, causes
The waste of natural gas resource.
Utility model content
The purpose of the utility model is to provide a kind of oil gas field energy utilization systems, cooperate by using gas engine group
Heat exchanger, UTILIZATION OF VESIDUAL HEAT IN mechanism realize the efficient cascade utilization of natural gas energy resource, and comprehensive energy utilization rate is more than 95%, have
It is energy-saving conducive to oil gas field.
To achieve the above object, the utility model provides a kind of oil gas field energy utilization system, including water injecting pump, this reality
With it is novel further include gas engine group and UTILIZATION OF VESIDUAL HEAT IN mechanism, the UTILIZATION OF VESIDUAL HEAT IN mechanism include liquid UTILIZATION OF VESIDUAL HEAT IN unit and
Waste heat from tail gas utilizes unit, and the input terminal of the gas engine group connects gas source, the output of the gas engine by the road
Axis is connect with the input terminal of the water injecting pump, the jacket water water outlet of the gas engine group and the liquid UTILIZATION OF VESIDUAL HEAT IN list
The offgas outlet of member connection, the gas engine group is connect with the waste heat from tail gas using unit.
Preferably, the liquid UTILIZATION OF VESIDUAL HEAT IN unit includes the first liquid medium heat exchanger, the liquid medium heat exchanger
Input terminal connects the jacket water water outlet, and the liquid medium heat exchanger output end connects heating power output unit.
Preferably, the waste heat from tail gas includes second liquid media heat exchanger and heat pump, the second liquid using unit
The input terminal of media heat exchanger connects oilfield sewage, the output end of the second liquid media heat exchanger and the heat through suction pump
The low-temperature heat source of pump inputs termination, and the high temperature heat source input terminal of the heat pump is connected separately with the gas source and the tail gas goes out
Mouthful, the output end of the heat pump is connect with the heating power output unit.
Preferably, the heating power output unit includes for the third liquid medium heat exchanger of water mixing, for hot clean-up well
4th liquid medium heat exchanger is situated between for the 5th liquid medium heat exchanger of station heating and the 6th liquid for crude oil dehydration
Matter heat exchanger.
Preferably, between the first liquid medium heat exchanger and the heating power output unit and the second liquid be situated between
Desalination water source is connected with through desalination water pipe between matter heat exchanger and the heat pump.
Preferably, the heat pump output end is also connect with stand-by boiler.
Preferably, the gas source is the mixed gas of natural gas and air.
Preferably, the heat pump is smoke absorption formula heat pump.
The beneficial effects of the utility model include:
If 1, realizing thermodynamics Fischer-Tropsch circulation, inverse card circulation, thermal conduction study to adopt in note gathering and transportation technology in relation to theoretical and oil field
Water filling, water mixing, hot clean-up well, crude oil dehydration, the techniques such as Produced Liquid and crude oil heat tracing organic coupling, realize natural gas energy resource
Efficient cascade utilization, comprehensive energy utilization rate is more than 95%, and it is energy-saving to be conducive to oil gas field, increases oil gas equivalent；
2, the nearest utilization for realizing the energy, at heating power output mechanism quantity of heat given up to Oil Field water, heat supply half
Diameter is controlled in 1.5-2 kilometer range, effectively reduces thermal losses；
3, by utilizing waste heat, oil gas field production cost expenditure is reduced；
4, gas engine group output shaft is directly connected to output kinetic energy through gear-box and water injecting pump, instead of traditional motor
Water injecting pump is driven, outer purchase of electricity and power Transmission loss is effectively reduced, reduces the electric cost of oil gas field.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Detailed description of the invention
Fig. 1 is a kind of structural block diagram of oil gas field energy utilization system of the embodiments of the present invention.
Specific embodiment
Below with reference to attached drawing, the utility model will be further described, it should be noted that the present embodiment is with this skill
Premised on art scheme, the detailed implementation method and specific operation process are given, but the protection scope of the utility model is not
It is limited to the present embodiment.
Fig. 1 is a kind of structural block diagram of oil gas field energy utilization system of the embodiments of the present invention, as shown in Figure 1, this
The structure of utility model, including water injecting pump, the utility model further include gas engine group and UTILIZATION OF VESIDUAL HEAT IN mechanism, the waste heat
It include liquid UTILIZATION OF VESIDUAL HEAT IN unit and waste heat from tail gas using unit using mechanism, the input terminal of the gas engine group is by the road
Gas source is connected, the gas source is the mixed gas of natural gas and air, the output shaft of the gas engine and the water injecting pump
Input terminal connection, the jacket water water outlet of the gas engine group connect with the liquid UTILIZATION OF VESIDUAL HEAT IN unit, the liquid
Body UTILIZATION OF VESIDUAL HEAT IN unit includes the first liquid medium heat exchanger, and the liquid medium heat exchanger input terminal connects the jacket water and goes out
The mouth of a river, the liquid medium heat exchanger output end connect heating power output unit, the offgas outlet of the gas engine group and institute
Waste heat from tail gas is stated to connect using unit；The waste heat from tail gas includes second liquid media heat exchanger and heat pump using unit, wherein
The heat pump is smoke absorption formula heat pump, and the input terminal of the second liquid media heat exchanger connects oilfield sewage through suction pump,
The output end of the second liquid media heat exchanger and the low-temperature heat source of the heat pump are inputted and are terminated, the high temperature heat source of the heat pump
Input terminal is connected separately with the gas source and the offgas outlet, and the output end of the heat pump and the heating power output unit connect
It connects, the heat pump output end is also connect with stand-by boiler, guarantees that the thermostabilization of oil recovery station is reliable as emergency power heat source；Institute
Stating heating power output unit includes the third liquid medium heat exchanger for water mixing, the heat exchange of the 4th liquid medium for hot clean-up well
Device, the 5th liquid medium heat exchanger for station heating and the 6th liquid medium heat exchanger for crude oil dehydration, heating power are defeated
Unit is connected with DCS controller out, for field control heat output quantity and monitoring operating status, because of its connection type and principle
It is general knowledge known in this field, therefore this will not be repeated here, meanwhile, the first liquid medium heat exchanger and heating power output are single
Desalination water source is connected with through desalination water pipe between member and between the second liquid media heat exchanger and the heat pump.
The workflow of the utility model is as follows:
It is mixed into gas engine group work by combustion from the natural gas and air of gas distributing system, gas engine group is defeated
Shaft is directly connected to output kinetic energy through gear-box and water injecting pump, instead of traditional motor driven water injecting pump, effectively reduces outer
Purchase of electricity and power Transmission loss, reduce the electric cost of oil gas field, and 450-600 DEG C of the high temperature tail that gas engine generates
Gas and 90 DEG C or so jacket waters can be used as waste heat and are used；
The Land use systems of high-temperature tail gas are as follows: 35 DEG C of -60 DEG C of oilfield sewages drawn by suction pump or secondary settlement tank, before menstruation
After setting second liquid media heat exchanger, temperature reduces by 8 DEG C -10 DEG C, and then inputs heat pump as the low-temperature heat source of heat pump, while high
Warm tail gas and gas source enter heat pump as the driving heat source of heat pump, and access demineralized water and can produce 80 DEG C of -95 DEG C of hot mastications
Water, then by this hot mastication water import heating power output unit, hot mastication can be used for water mixing technique, hot clean-up well, heating and
The techniques such as crude oil dehydration；
Same 90 DEG C or so jacket waters and 70 DEG C or so of aftercooler hot water are through the first liquid medium heat exchanger and desalination
Water can produce 80 DEG C of -95 DEG C of hot mastication water, then this hot mastication water is imported heating power output unit, can be by hot mastication
For water mixing technique, hot clean-up well, heating and crude oil dehydration etc. techniques, while import stand-by boiler can be used as emergency heat source make
With.
Therefore, the oil gas field energy utilization system using the above structure of the utility model, by using gas engine
Group cooperation heat exchanger, UTILIZATION OF VESIDUAL HEAT IN mechanism, realize the efficient cascade utilization of natural gas energy resource, comprehensive energy utilization rate is more than
95%, it is energy-saving to be conducive to oil gas field.
Finally, it should be noted that above embodiments are only to illustrate the technical solution of the utility model rather than limit it
System, although the utility model has been described in detail with reference to the preferred embodiment, those skilled in the art should manage
Solution: it still can be with the technical solution of the present invention is modified or equivalently replaced, and these are modified or equally replace
Changing also cannot make modified technical solution be detached from the spirit and scope of the technical scheme of the present invention.
Claims (8)
1. a kind of oil gas field energy utilization system, including water injecting pump, it is characterised in that: further include gas engine group and waste heat benefit
With mechanism, the UTILIZATION OF VESIDUAL HEAT IN mechanism includes that liquid UTILIZATION OF VESIDUAL HEAT IN unit and waste heat from tail gas utilize unit, the gas engine
The input terminal of group connects gas source by the road, and the output shaft of the gas engine is connect with the input terminal of the water injecting pump, described
The jacket water water outlet of gas engine group is connect with the liquid UTILIZATION OF VESIDUAL HEAT IN unit, and the tail gas of the gas engine group goes out
Mouth is connect with the waste heat from tail gas using unit.
2. a kind of oil gas field energy utilization system according to claim 1, it is characterised in that: the liquid UTILIZATION OF VESIDUAL HEAT IN list
Member includes the first liquid medium heat exchanger, and the liquid medium heat exchanger input terminal connects the jacket water water outlet, the liquid
Body media heat exchanger output end connects heating power output unit.
3. a kind of oil gas field energy utilization system according to claim 2, it is characterised in that: the waste heat from tail gas utilizes list
Member includes second liquid media heat exchanger and heat pump, and the input terminal of the second liquid media heat exchanger connects oil field through suction pump
Sewage, the output end of the second liquid media heat exchanger and the low-temperature heat source of the heat pump are inputted and are terminated, the height of the heat pump
Temperature-heat-source input terminal is connected separately with the gas source and the offgas outlet, and the output end of the heat pump and heating power output are single
Member connection.
4. a kind of oil gas field energy utilization system according to claim 3, it is characterised in that: the heating power output unit packet
Include the third liquid medium heat exchanger for water mixing, for the 4th liquid medium heat exchanger of hot clean-up well, for station heating
5th liquid medium heat exchanger and the 6th liquid medium heat exchanger being dehydrated for crude oil.
5. a kind of oil gas field energy utilization system according to claim 3, it is characterised in that: first liquid medium changes
Through demineralized water between hot device and the heating power output unit and between the second liquid media heat exchanger and the heat pump
Pipe is connected with desalination water source.
6. a kind of oil gas field energy utilization system according to claim 3, it is characterised in that: the heat pump output end also with
Stand-by boiler connection.
7. a kind of oil gas field energy utilization system according to claim 1, it is characterised in that: the gas source be natural gas with
The mixed gas of air.
8. a kind of oil gas field energy utilization system according to claim 3, it is characterised in that: the heat pump is smoke absorption
Formula heat pump.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920367542.0U CN209672651U (en) | 2019-03-20 | 2019-03-20 | Oil gas field energy utilization system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920367542.0U CN209672651U (en) | 2019-03-20 | 2019-03-20 | Oil gas field energy utilization system |
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| Publication Number | Publication Date |
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| CN209672651U true CN209672651U (en) | 2019-11-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920367542.0U Active CN209672651U (en) | 2019-03-20 | 2019-03-20 | Oil gas field energy utilization system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113090228A (en) * | 2021-04-19 | 2021-07-09 | 大庆新特隆技术开发有限公司 | Quick thawing apparatus of beam-pumping unit well head |
-
2019
- 2019-03-20 CN CN201920367542.0U patent/CN209672651U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113090228A (en) * | 2021-04-19 | 2021-07-09 | 大庆新特隆技术开发有限公司 | Quick thawing apparatus of beam-pumping unit well head |
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