CN201756955U - Associated gas recovering and processing apparatus for low gas oil ratio oil platform - Google Patents
Associated gas recovering and processing apparatus for low gas oil ratio oil platform Download PDFInfo
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- CN201756955U CN201756955U CN2010201597680U CN201020159768U CN201756955U CN 201756955 U CN201756955 U CN 201756955U CN 2010201597680 U CN2010201597680 U CN 2010201597680U CN 201020159768 U CN201020159768 U CN 201020159768U CN 201756955 U CN201756955 U CN 201756955U
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- gas
- oil
- natural gas
- cooler
- fuel
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Abstract
The utility model discloses an associated gas recovering and processing apparatus for low gas oil ratio oil platform, comprising a fuel gas cooler, a fuel gas scrubber connected with the fuel gas cooler, a filter connected to the upper end of the fuel gas scrubber, a fuel gas heater connected with the filter, and a natural gas generator set connected with the fuel gas heater. With the technical solution proposed, the fuel consumption of a crude oil machine saves total 1935 cubic meter of per year. The utility model utilizes natural gas generated by low gas oil ratio oil fields to generate power, which combined to the grid with the power generated by a crude oil main power station, thereby reducing the fuel consumption of the crude oil main power station, effective utilizing natural gas generated by low gas oil ratio oil fields, reducing direct discharge of harmful natural gas, and protecting environment.
Description
Technical field
The utility model relates to the offshore oil production field, particularly a kind of recycling and processing device of associated gas of oil field platform of low gas-oil ratio.
Background technology
At present marine low gas-oil ratio oil field because institute's producing natural gas amount is little, utilizes the cost height, takes by the torch emptying CO that directly burns always
2The perhaps direct emptying of natural gas.Natural gas is not utilized effectively like this, or the direct emptying of natural gas brings environment pollution, greenhouse effect, and is unfavorable to environmental protection.
A newly-built Lufeng 13-2 drilling well production platform (DPP) is used to exploit the crude oil in 13-2 oil field, Lufeng, and the oil field is positioned at basin, South China Sea the mouth of the Zhujiang River, apart from the about 210km in the southeast, Hong Kong, and the about 130m of marine site, place, the oil field depth of water.The gas production year by year in oil field sees Table 1, and its gas production is very low as can be seen from Table 1, can only do main electrical power plant fuel with crude oil according to research conclusion, because Lufeng 13-2 oilfield wellhead temperature is higher, PROCESS FOR TREATMENT does not need to heat again in addition.So associated gas does not have used part, according to directly emptying of environmental requirement, burning back emptying does not simultaneously meet the requirement of energy-saving and emission-reduction yet.How making full use of oil field low yield associated gas is exactly a thorny problem.
13-2 oil field, table 1 Lufeng gas production
| Time | Gas production (x10 4Sm 3/d) |
| 2011 | 0.42 |
| 2012 | 1.03 |
| 2013 | 0.85 |
| 2014 | 0.49 |
| 2015 | 0.31 |
| 2016 | 0.23 |
| 2017 | 0.15 |
| 2018 | 0.1 |
| 2019 | 0.06 |
| 2020 | 0.03 |
| 2021 | 0.02 |
| 2022 | 0.01 |
| 2023 | 0.01 |
The utility model content
The purpose of this utility model is to provide a kind of recycling and processing device of associated gas of oil field platform of low gas-oil ratio, can solve above-mentioned natural gas and not be utilized effectively and cause environmental pollution problems.
The recycling and processing device of the associated gas of the oil field platform of the low gas-oil ratio that the utility model provides comprises cooler, the washer that is connected with described cooler, the strainer that is connected with the upper end of described washer, the heater that is connected with described strainer, the natural gas generator that is connected with described heater.
Further, above-mentioned recycling and processing device also comprises the closed drain tank that is connected with the lower end of described washer.
Above-mentioned connection all is to connect by pipeline.
Above-mentioned fuel gas cooler can be a brine cooler.
Above-mentioned natural gas generator can be one or more, and concrete generator quantity can have compliance preferably to the associated gas change of production according to the combination of oil field needs; Equipment becomes modularization, is convenient to resettlement and recycling.
Must control gas temperature for better, the utility model is equipped with temperature pick up 7 on the pipeline between cooler 1 and the washer 2, temperature pick up 7 is sent to Central Control Room on the platform of oil field with the temperature signal of fuel gas, the operator sees that the temperature indication back of Central Control Room by regulating the flow size of inlet seawater, guarantees that the gas temperature in the pipeline maintains 40 ℃ of setting values.
The utility model also is equipped with temperature and passes device 8 on the pipeline between heater 4 and the natural gas generator 5, temperature pick up 8 is sent to Central Control Room on the platform of oil field with the temperature signal of fuel gas, after the operator sees the temperature indication of Central Control Room, by regulating the flow size of heat medium, guarantee that the gas temperature in the pipeline maintains 55 ℃ of setting values.
Further, also be provided with liquid level sensor 9 on washer 2, liquid level sensor 9 passes to Central Control Room on the platform of oil field with liquid level signal, and the operator can be according to indication, and the aperture of regulating 2 times end switch of washer guarantees that the washer liquid level maintains the position of setting.
Further, on the pipeline between temperature controller 8 and the natural gas generator 5, also be provided with flow meter 10, can write down the gas flow that comes out in the heater 4, so that the operation platform number of regulator generator.
Cooler in the utility model, washer, strainer, heater all are the equipment that fuel gas is handled that is used for of the prior art.
Natural gas generator in the utility model is the mini gas generator, and its main feature is as follows:
1. operational reliability height, fault rate is low, and maintenance cost is low;
2. need not standbyly, can move continuously;
3. unit quantity can have compliance preferably to the associated gas change of production according to the combination of oil field needs;
4. equipment becomes modularization, is convenient to resettlement and recycling.
Adopt above technical scheme, savable crude oil machine fuel consumption can reach 1935m
3/ year.The natural gas power that is produced from the marine low gas-oil ratio oil field of the utility model utilization.The natural gas generating is generated electricity with the crude oil main electrical power plant and is realized being incorporated into the power networks, and reduces the crude oil consumption amount of crude oil main electrical power plant, has realized effective utilization of low gas-oil ratio oil field institute producing natural gas, reduces the direct discharging of natural gas, protects environment better.
Description of drawings
Fig. 1 is the schematic diagram of recycling and processing device in the utility model.
The specific embodiment
The utility model is described in further detail below in conjunction with specific embodiment, but the utility model is not limited to following examples.
Among the following embodiment, if no special instructions, be conventional method.
The recycling and processing device of the associated gas of the oil field platform of embodiment 1, low gas-oil ratio
The recycling and processing device of the associated gas of the oil field platform of the low gas-oil ratio that the utility model provides as shown in Figure 1, comprises cooler 1, washer 2, strainer 3, heater 4 and natural gas generator 5.Cooler in the utility model is brine cooler preferably.
Wherein, the arrival end of washer 2 is connected by pipeline with the port of export of cooler 1, the arrival end of strainer 3 is connected by pipeline with the port of export at the top of washer 2, the arrival end of heater 4 is connected by pipeline with the port of export of strainer 3, and the arrival end of natural gas generator 5 is connected by pipeline with the port of export of heater 4.
Further, recycling and processing device of the present utility model also comprises a closed drain tank 6, and closed drain tank 6 is connected by the pipeline that has switch with the lower end of washer 2.
Must control gas temperature for better, the utility model is equipped with temperature pick up 7 on the pipeline between cooler 1 and the washer 2, temperature pick up 7 is sent to Central Control Room on the platform of oil field with the temperature signal of fuel gas, the operator sees that the temperature indication back of Central Control Room by regulating the flow size of inlet seawater, guarantees that the gas temperature in the pipeline maintains 40 ℃ of setting values.
The utility model also is equipped with temperature and passes device 8 on the pipeline between heater 4 and the natural gas generator 5, temperature pick up 8 is sent to Central Control Room on the platform of oil field with the temperature signal of fuel gas, after the operator sees the temperature indication of Central Control Room, by regulating the flow size of heat medium, guarantee that the gas temperature in the pipeline maintains 55 ℃ of setting values.
Further, also be provided with liquid level sensor 9 on washer 2, liquid level sensor 9 passes to Central Control Room on the platform of oil field with liquid level signal, and the operator can be according to indication, and the aperture of regulating 2 times end switch of washer guarantees that the washer liquid level maintains the position of setting.
Further, on the pipeline between temperature controller 8 and the natural gas generator 5, also be provided with flow meter 10, can write down the gas flow that comes out in the heater 4, so that the operation platform number of regulator generator.
During concrete the use, as long as the port of export of the production separator on the arrival end of fuel gas cooler and the drilling well production platform is linked to each other, isolated gas is cooled to 40 ℃ through brine cooler in the crude Treatment system, enter washer then and carry out Oil-gas Separation, make the heavy ends cold junction so that in washer, separate, liquid in the combustion gas is separated by mist eliminator, drain into closed drain tank, gas after being washed enters strainer and removes diameter greater than 5 μ m drops, before using for turbine, heater via is heated to 55 ℃, to satisfy the requirement of natural gas generator to temperature and dew point.
Embodiment 2, the savable former oil mass of recycling and processing device of the present utility model
1, the natural gas power acc power is adjusted:
According to oil field gas production (table 1) year by year, but but initial estimate goes out the generated output such as the following table 2 of natural gas generator.
But the generated output of table 2. natural gas generator
2, the saved oil mass of crude oil machine is adjusted:
But the generated output of turbine is the savable generated output of crude oil machine, and it is as shown in table 3 to calculate the former oil mass that the crude oil machine can save every year in view of the above.
The savable crude oil machine of table 3. fuel consumption
The embodiment of the above is one of case study on implementation of the present utility model; be not to limit practical range of the present utility model with this; so the equivalence that all shapes according to the utility model, structure and principle are done changes, and all should be encompassed in the protection domain of the present utility model.
Claims (6)
1. the recycling and processing device of the associated gas of an oil field platform is characterized in that: comprise cooler, the washer that is connected with described cooler, the strainer that is connected with the upper end of described washer, the heater that is connected with described strainer, the natural gas generator that is connected with described heater.
2. device as claimed in claim 1 is characterized in that: described recycling and processing device also comprises the closed drain tank that is connected with the lower end of described washer.
3. device as claimed in claim 1 or 2 is characterized in that: described connection all is to connect by pipeline.
4. device as claimed in claim 1 or 2 is characterized in that: described cooler is a brine cooler.
5. device as claimed in claim 3 is characterized in that: described cooler is a brine cooler.
6. device as claimed in claim 1 or 2 is characterized in that: the platform number of natural gas generator is one or more.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201597680U CN201756955U (en) | 2010-04-13 | 2010-04-13 | Associated gas recovering and processing apparatus for low gas oil ratio oil platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201597680U CN201756955U (en) | 2010-04-13 | 2010-04-13 | Associated gas recovering and processing apparatus for low gas oil ratio oil platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201756955U true CN201756955U (en) | 2011-03-09 |
Family
ID=43644227
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201597680U Expired - Lifetime CN201756955U (en) | 2010-04-13 | 2010-04-13 | Associated gas recovering and processing apparatus for low gas oil ratio oil platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201756955U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105178913A (en) * | 2015-08-05 | 2015-12-23 | 李宾飞 | Natural gas power generation electric heating wax removing and preventing device based on skin effect and application thereof |
| CN107558959A (en) * | 2017-09-22 | 2018-01-09 | 吉敏 | A kind of accompanying gas with crude oil recycle device |
-
2010
- 2010-04-13 CN CN2010201597680U patent/CN201756955U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105178913A (en) * | 2015-08-05 | 2015-12-23 | 李宾飞 | Natural gas power generation electric heating wax removing and preventing device based on skin effect and application thereof |
| CN107558959A (en) * | 2017-09-22 | 2018-01-09 | 吉敏 | A kind of accompanying gas with crude oil recycle device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Patentee after: China National Offshore Oil Corporation Patentee after: CNOOC Research Institute Address before: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Patentee before: China National Offshore Oil Corporation Patentee before: CNOOC Research Center |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee after: CNOOC research institute limited liability company Patentee after: China Offshore Oil Group Co., Ltd. Address before: 100010 Beijing, Chaoyangmen, North Street, No. 25, No. Co-patentee before: CNOOC Research Institute Patentee before: China National Offshore Oil Corporation |
|
| CP01 | Change in the name or title of a patent holder | ||
| CX01 | Expiry of patent term |
Granted publication date: 20110309 |
|
| CX01 | Expiry of patent term |