CN2401693Y - Energy source temp. potential converting type heater by utilizing waste heat of reinjected waste water in oil production - Google Patents
Energy source temp. potential converting type heater by utilizing waste heat of reinjected waste water in oil production Download PDFInfo
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- CN2401693Y CN2401693Y CN 99244041 CN99244041U CN2401693Y CN 2401693 Y CN2401693 Y CN 2401693Y CN 99244041 CN99244041 CN 99244041 CN 99244041 U CN99244041 U CN 99244041U CN 2401693 Y CN2401693 Y CN 2401693Y
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Abstract
The utility model relates to an energy source temperature potential converting type heating device by utilizing waste heat of reinjected recycle sewage in oil production. The utility model is composed of a low-temperature heat source absorber 2, a low-pressure steam absorber 3, a high-temperature steam generator 4, a heat conductive oil furnace 5 and a high-temperature condensation heat releasing device 6, wherein, a sewage reinjection main line 1 is connected with a heat exchange port of the low-temperature heat source absorber 2 of a waste heat energy source converting loop; a high-temperature hot water heating circulation loop is connected with a raw water jacket heating furnace 10 of the waste heat energy source converting loop through a heat exchange outlet of the high-temperature condensation heat releasing device 6; the waste heat energy source converting loop is also provided with a solution circulation loop. The utility model causes low potential heat energy to be converted to high-temperature potential waste heat so as to increase the utilization rate of energy sources, and has the advantages of energy saving and low cost because high-temperature heat energy is conveyed to a heating device so as to replace an oil-burning water jacket heating furnace.
Description
The utility model relates to low-temperature heat source and utilizes technology, is the oil recovery return water waste heat energy potential temperature change type heater that is used for oil exploitation.
When the lower formation production oil of permeability, adopt take out factory generally in the oil recovery manufacturing process to oil-bearing stratum flooding, the oil water mixture displacement in the oil reservoir to the producing well position, is given rise to ground by extracting device of oil again.For saving the water source, usually adopt return water, be about to isolated water re-injection in the production, this return water has uniform temperature (50 ℃～60 ℃), the discharge of sewage of re-injection very big (day flow quantity incomparably more than) in addition, the waste heat energy is very big, but because temperature is lower, does not also have effective utilization methods.On the other hand, the oil recovery multi-purpose station is to make back the oil water mixture of factory finish separation, some links in explained hereafter need heating, at present mostly adopt the water batch heater of the different burn crude of power to finish the technology of heating, nature, this production technology will consume a large amount of function sources that has, thereby cost for oil production is raise.
The utility model provides a kind of low-temperature heat source that makes full use of at above-mentioned two kinds of situations, and is energy-saving and cost-reducing, reduces the oil recovery return water waste heat energy potential temperature change type heater of cost for oil production.
The utility model adopts following technical scheme: oil recovery return water waste heat energy potential temperature change type heater comprises: low-temperature heat source absorber 2, low-pressure steam absorber 3, high-temperature steam generator 4, heat-conducting oil furnace 5, high temperature condensation radiator 6 and former water batch heater group 10, warm source absorber 2 heat exchange mouths during produced-water reinjection main line 1 and waste heat energy conversion loop are low are connected, the heat exchange outlet of high-temperature-hot-water heat cycles loop by high temperature condensation radiator 6 links to each other the solution circulation loop that is attached thereto in addition with former water batch heater group 10 in the waste heat energy conversion loop in waste heat energy conversion loop.
In waste heat energy conversion loop, ganged up low-temperature heat source absorber 2, low-pressure steam absorber 3, high-temperature steam generator 4 and high temperature condensation radiator 6, heat-conducting oil furnace 5 has been installed on high-temperature steam generator 4.
In waste heat energy conversion loop, also be serially connected with choke valve 7 and choke valve 8.
The pipeline of connection is arranged between low-pressure steam absorber 3 and high-temperature steam generator 4, solution force (forcing) pump 9 is installed on pipeline.
Heat exchange mouth at high temperature condensation radiator 6 has the pipeline that is communicated with former water batch heater group 10, and circulating hot-water pump 11 is installed on the pipeline.
The defeated main line 12 of heating collection is communicated with former water batch heater group 10 heat exchange mouths.
The low level that the utility model can contain sewage is warm to be extracted and in addition potential temperature conversion, makes low potential temperature waste heat energy source be converted to high potential temperature waste heat energy source, and high potential temperature heat energy is sent into heater, and to replace combustion crude oil water batch heater, energy conservation reduces production costs.
The utility model description of drawings is as follows:
Fig. 1 is an oil recovery return water waste heat energy potential temperature change type heater structural representation;
Fig. 2 is the high-temperature steam generator structural representation;
Fig. 3 is the heat-conducting oil furnace structural representation.
Describe the utility model in detail below in conjunction with embodiment:
Oil recovery return water waste heat energy potential temperature change type heater has three closed circuits, i.e. the conversion loop of the waste heat energy (heat absorption, exothermic process); Solution circulation loop and high-temperature-hot-water heat cycles loop.In waste heat energy conversion loop, the high-temperature high-pressure refrigerant steam of being sent out device 4 generations by high-temperature vapour carries out condensation and emits heat becoming liquid in high temperature condensation radiator 6, the liquid that becomes low-temp low-pressure through choke valve 8 absorbs low potential temperature waste heat heat-source energy then in low-temperature heat source absorber 2, flash to steam and enter in the low-pressure steam absorber 3 again and absorbed by solution loop.Low-temperature heat source absorber 2 is communicated with 1 heat exchange of produced-water reinjection main line, with the heat recovery in the return water.In solution loop, weak solution in the high-temperature steam generator 4 (solvent that the cold-producing medium resultant is low) enters in the low-pressure steam absorber 3 through choke valve 7, under the situation of low pressure, absorb the low-pressure steam and the heat release that produce in the low-temperature heat source absorber 2 of low potential temperature, thereby form concentrated solution (being rich in the solution of working medium), this solution improves pressure by solution pressure pump 9 and sends back in the high-temperature steam generator 4, under the effect of heat-conducting oil furnace 5 heating, make it boiling, the part cold-producing medium is just separated the refrigerant vapour that becomes HTHP and is entered waste heat energy conversion loop again, and the circulation of carrying out in high temperature condensation radiator 6 is next time conducted heat.
Under above two circuit cycle effects, the conversion in high temperature condensation radiator 6 that low-temperature heat energy in the sewage is not stopped is carried, and with condition of high temperature release heat, make and produce high-temperature-hot-water (90-100C) in the heat release interchanger, send into former water batch heater group by circulating hot-water pump 11, the defeated well effluent of collection in the defeated main line 12 of heating collection is heated finish the waste heat heat cycles.In the course of work of above-mentioned three closed circuits, only need pay the mechanical energy of heating heat, driving solution force (forcing) pump 9 and the hot water circulator 11 of heat transfer oil heater 5, just can make low-temperature heat source transmit heat to high temperature heat source, realize the return water afterheat utilization, reached energy saving purposes.
The utility model high temperature condensation radiator 6, low-temperature heat source absorber 2 and low-pressure steam absorber 3 adopt common plate exchanger, in the shell 41 of high-temperature steam generator 4 solution uniform device 42 is installed, pin coil pipe group 43 is housed below solution uniform device 42, on shell 41, has circulation solution access 44 and conduction oil and recycle inlet 45.Heat-conducting oil furnace 5 structures such as common fuel oil heating, bottom are combustion chamber 51, and pin coil pipe group 52 is equipped with on top.
Claims (6)
1. an oil recovery return water waste heat energy potential temperature change type heater comprises: low-temperature heat source absorber (2), low-pressure steam absorber (3), high-temperature steam generator (4), heat-conducting oil furnace (5), high temperature condensation radiator (6) and former water batch heater group (10) 0, it is characterized in that: warm source absorber (2) the heat exchange mouth during produced-water reinjection main line (1) and waste heat energy conversion loop are low is connected, the heat exchange outlet of high-temperature-hot-water heat cycles loop by high temperature condensation radiator (6) links to each other the solution circulation loop that is attached thereto in addition with former water batch heater group (10) in the waste heat energy conversion loop in waste heat energy conversion loop.
2. oil recovery return water waste heat energy potential temperature change type heater according to claim 1, it is characterized in that: in waste heat energy conversion loop, ganged up low-temperature heat source absorber (2), low-pressure steam absorber (3), high-temperature steam generator (4) and high temperature condensation radiator (6), heat-conducting oil furnace (5) is installed on high-temperature steam generator (4).
3. according to claim 1,2 described oil recovery return water waste heat energy potential temperature change type heaters, it is characterized in that: in waste heat energy conversion loop, also be serially connected with choke valve (7) and choke valve (8).
4. oil recovery return water waste heat energy potential temperature change type heater according to claim 1 is characterized in that: the pipeline of connection is arranged between low-pressure steam absorber (3) and high-temperature steam generator (4), solution force (forcing) pump (9) is installed on pipeline.
5. oil recovery return water waste heat energy potential temperature change type heater according to claim 1, it is characterized in that: the heat exchange mouth at high temperature condensation radiator (6) has the pipeline that is communicated with former water batch heater group (10), and circulating hot-water pump (11) is installed on the pipeline.
6. according to claim 1,5 described oil recovery return water waste heat energy potential temperature change type heaters, it is characterized in that: the defeated main line (12) of heating collection is communicated with former water batch heater group (10) heat exchange mouth.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99244041 CN2401693Y (en) | 1999-09-03 | 1999-09-03 | Energy source temp. potential converting type heater by utilizing waste heat of reinjected waste water in oil production |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99244041 CN2401693Y (en) | 1999-09-03 | 1999-09-03 | Energy source temp. potential converting type heater by utilizing waste heat of reinjected waste water in oil production |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2401693Y true CN2401693Y (en) | 2000-10-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99244041 Expired - Fee Related CN2401693Y (en) | 1999-09-03 | 1999-09-03 | Energy source temp. potential converting type heater by utilizing waste heat of reinjected waste water in oil production |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2401693Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100439846C (en) * | 2004-12-10 | 2008-12-03 | 贵阳铝镁设计研究院 | Method and equipment for applicating smoke residued heat of rotating kilm |
| CN101864926A (en) * | 2009-04-20 | 2010-10-20 | 山东胜利职业学院 | Equipment and process for heating output crude oil by using oil field produced water heat pump |
| CN105239980A (en) * | 2015-10-22 | 2016-01-13 | 中国石油大学(华东) | Novel hot water-flooding and chemical-flooding injection-production process |
-
1999
- 1999-09-03 CN CN 99244041 patent/CN2401693Y/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100439846C (en) * | 2004-12-10 | 2008-12-03 | 贵阳铝镁设计研究院 | Method and equipment for applicating smoke residued heat of rotating kilm |
| CN101864926A (en) * | 2009-04-20 | 2010-10-20 | 山东胜利职业学院 | Equipment and process for heating output crude oil by using oil field produced water heat pump |
| CN105239980A (en) * | 2015-10-22 | 2016-01-13 | 中国石油大学(华东) | Novel hot water-flooding and chemical-flooding injection-production process |
| CN105239980B (en) * | 2015-10-22 | 2017-11-17 | 中国石油大学(华东) | A kind of hot water flooding+chemical flooding injection-production technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |