CN203668317U - Sewage waste heat utilization device of oil field united station - Google Patents
Sewage waste heat utilization device of oil field united station Download PDFInfo
- Publication number
- CN203668317U CN203668317U CN201420038601.7U CN201420038601U CN203668317U CN 203668317 U CN203668317 U CN 203668317U CN 201420038601 U CN201420038601 U CN 201420038601U CN 203668317 U CN203668317 U CN 203668317U
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- Prior art keywords
- heat pump
- water
- oil
- sewage
- outlet
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- 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.)
- Expired - Lifetime
Links
- 239000010865 sewage Substances 0.000 title claims abstract description 26
- 239000002918 waste heat Substances 0.000 title claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 62
- 238000001816 cooling Methods 0.000 claims abstract description 14
- 239000003381 stabilizer Substances 0.000 claims description 11
- 239000000945 filler Substances 0.000 claims description 9
- 239000006200 vaporizer Substances 0.000 claims description 9
- 239000002002 slurry Substances 0.000 claims description 4
- 230000000630 rising effect Effects 0.000 claims description 3
- 230000018044 dehydration Effects 0.000 abstract description 6
- 238000006297 dehydration reaction Methods 0.000 abstract description 6
- 238000010438 heat treatment Methods 0.000 abstract description 5
- 239000006096 absorbing agent Substances 0.000 abstract description 3
- 238000010521 absorption reaction Methods 0.000 abstract description 3
- 238000000605 extraction Methods 0.000 abstract description 3
- 238000005516 engineering process Methods 0.000 abstract description 2
- 239000000446 fuel Substances 0.000 abstract description 2
- 238000011084 recovery Methods 0.000 abstract description 2
- 238000010792 warming Methods 0.000 abstract 6
- 230000006641 stabilisation Effects 0.000 abstract 2
- 238000011105 stabilization Methods 0.000 abstract 2
- 239000003921 oil Substances 0.000 description 18
- 239000000243 solution Substances 0.000 description 18
- 239000007788 liquid Substances 0.000 description 13
- 239000012530 fluid Substances 0.000 description 9
- 239000010779 crude oil Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 6
- AMXOYNBUYSYVKV-UHFFFAOYSA-M lithium bromide Chemical compound [Li+].[Br-] AMXOYNBUYSYVKV-UHFFFAOYSA-M 0.000 description 4
- 239000002351 wastewater Substances 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 239000000284 extract Substances 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 229940059936 lithium bromide Drugs 0.000 description 2
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 238000009834 vaporization Methods 0.000 description 2
- 230000008016 vaporization Effects 0.000 description 2
- 241000237983 Trochidae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 235000009508 confectionery Nutrition 0.000 description 1
- 239000002826 coolant Substances 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000001351 cycling effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 239000003345 natural gas Substances 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000004062 sedimentation Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
- 230000032258 transport Effects 0.000 description 1
Images
Abstract
The utility model discloses a sewage waste heat utilization device of an oil field united station. The sewage waste heat utilization device comprises a stuffing water knockout drum, a sewage tank, an output sewage pump, a stabilization tower, a settling tank set, a warming heat pump and a cooling tower, wherein an oil outlet of the stuffing water knockout drum is connected with an absorber oil inlet of the warming heat pump, an oil outlet of the absorber is connected with an oil inlet of the stabilization tower, a hot sewage outlet of the output sewage pump is respectively connected with a generator water inlet of the warming heat pump and an evaporator water inlet, a generator water outlet and an evaporator water outlet are respectively connected with a hot sewage return pipe, a condenser water inlet of the warming heat pump is connected with a water outlet pipe of the cooling tower, and a condenser water outlet of the warming heat pump is connected with a return pipe of the cooling tower. According to the sewage waste heat utilization device, in the premise of achieving oil dehydration of the oil field united station, the absorption type warming heat pump technology is utilized to recovery heat in oil extraction sewage, so that fuel consumed for heating oil to dehydrate the oil in the oil field united station is reduced or replaced.
Description
Technical field
The utility model relates to a kind of residual heat using device, especially a kind of comprehensive waste-heat utilizing device of field joint stations oil extraction-generated waste water.
Background technology
The crude oil liquid that enters field joint stations is first separated to most of sewage in crude oil in Water Tank through filler water trap, again remaining crude oil liquid is heated to process furnace to then suitable temperature enters or stabilizer tower dewaters, now moisture lower than 5% in crude oil liquid.Fill with dehydration through sedimentations at different levels again and separate, make in crude oil liquid water content lower than 2%.Oil process furnace is received in existing joint station dehydration need consume substantial oil or Sweet natural gas, and the sewerage heat energy that is about 50 ℃ of left and right producing in oil recovery process is very huge, is not used effectively at present.
Utility model content
The purpose of this utility model is to overcome above-mentioned deficiency and a kind of field joint stations sewage waste heat utilizing device little, that can utilize oil extraction-generated waste water heat energy that consumes energy is provided.
The utility model is taked following technical measures: a kind of field joint stations sewage waste heat utilizing device, comprise filler water trap, Water Tank, outer defeated sump pump, stabilizer tower, slurry tank group, also comprise intensification heat pump, cooling tower, the oil outlet of described filler water trap is connected with the resorber oiler of intensification heat pump, and resorber oil outlet is connected with stabilizer tower oiler; The hot sewage outlet of outer defeated sump pump is connected with producer water inlet, the vaporizer water inlet of intensification heat pump respectively, and producer water outlet, vaporizer water outlet are connected with hot sewage return water pipe respectively; The condenser water inlet of intensification heat pump is connected with cooling tower rising pipe, and the condenser water outlet of intensification heat pump is connected with cooling tower return water pipe.
For reaching better heats, the resorber oil outlet of described intensification heat pump is connected with the second intensification heat pump oiler, and the second intensification heat pump is using high-temperature geothermal water as hot drive source, and the oil outlet of the second intensification heat pump is connected with described stabilizer tower oiler.
The beneficial effects of the utility model are, meeting under the prerequisite of field joint stations fluid dehydration, take absorption intensification heat pump techniques, reclaim the heat in oil extraction-generated waste water, reduce or replace in joint station and heat the fuel of fluid consumption for realizing fluid dehydration.Compared with prior art, there is the investment of reduction, reduce energy consumption, save mass energy, and be conducive to the advantages such as environmental protection.
Accompanying drawing explanation
Fig. 1 is the utility model intensification heat pump structure schematic diagram.
Fig. 2 is the utility model dehydrating of crude oil processing flow chart.
Embodiment
Below in conjunction with accompanying drawing, the utility model is described in further detail.
As shown in the figure, a kind of field joint stations sewage waste heat utilizing device, comprise filler water trap 1, Water Tank 8, outer defeated sump pump 11, stabilizer tower 4, slurry tank group 5, also comprise intensification heat pump 2, cooling tower 12, the oil outlet of described filler water trap 1 is connected with the resorber oiler 21 of intensification heat pump 2, and resorber oil outlet 22 is connected with stabilizer tower 4 oilers; The hot sewage outlet of outer defeated sump pump 11 is connected with producer water inlet 23, the vaporizer water inlet 25 of intensification heat pump 2 respectively, and producer water outlet 24, vaporizer water outlet 26 are connected with hot sewage return water pipe 13 respectively; The condenser water inlet 27 of intensification heat pump 2 is connected with cooling tower rising pipe 14, and the condenser water outlet 28 of intensification heat pump 2 is connected with cooling tower return water pipe 15.
When intensification heat pump 2 is worked, the heat that absorbs low-temperature heat source from the low-temperature cold water of condenser in vaporizer is vaporized, and the water vapor of generation is gone to resorber.In resorber, be pumped into the resorber liquid distributor of high pressure by solution from the bromize lithium concentrated solution of solution heat exchanger, now solution is in hypersaturated state, in addition the strong absorptive of self, within the very short time of arrival liquid distributor and landing, absorb a large amount of water vapors state that reaches capacity, form an obvious heating zone at absorber overhead shell side, become the highest temperature zone of whole absorption cycle system herein.Falling liquid film process afterwards, solution gas-liquid two-phase is all the time in dynamic balance state, and film droping heat-transfer becomes the impellent that absorbs mass transfer process, and mass transfer has played strengthening effect to conducting heat.Solution temperature declines from top to bottom, and concentration reduces, and finally forms dilute solution and enters solution heat exchanger.In pipe, heat medium water and the outer solution countercurrent flow of pipe, obtain the temperature rise of design code, then carries available heat and do further to utilize.Bromize lithium dilute solution through solution heat exchanger with carry out after thermal exchange from the bromize lithium concentrated solution of producer, enter producer through throttling valve, due to pressure decreased, just there is part vaporization at producer liquid distributor place, reach rapidly vapor-liquid equilibrium, there is an obvious cooling area at producer top shell side, reach the minimum temperature in producer, the same with resorber of ensuing falling liquid film flow process, but more obvious than resorber, dilute solution absorbs from the heat of vaporization in pipe concentrated, conduct heat and promote mass transfer, mass transfer enhancement conducts heat, lithium-bromide solution concentration raises from top to bottom, temperature raises, forming strong solution enters after solution heat exchanger heat exchange, pumping into resorber recycles, the vapor temperature producing can be similar to the corresponding temperature of saturation of arithmetical av of thinking producer shell side top and bottom lithium bromide concentration, after deriving by upper opening, enter condenser condenses.In condenser, water vapour is condensed into water as refrigerant, and water as refrigerant is sent to vaporizer through cryogenic fluid pump, starts again new circulation.
The utility model utilizes the hot sewage of 45 ℃-65 ℃ of field joint stations as the driving heat source of intensification heat pump 2, enters respectively producer and vaporizer in intensification heat pump, and release of heat makes solution explosive evaporatoin wherein, the outer defeated re-injection of sewage after heat exchange.Solution in resorber absorbs water vapour liberated heat makes the low temperature fluid of 40 ℃-55 ℃ heat to the design temperature of 70 ℃-80 ℃, realizes fluid dehydration.The heat of condensation producing in condenser is taken away by cooling tower 12.Raise in envrionment temperature; temperature of cooling water is during higher than 23 ℃; the temperature that can extract lower 10 meters-30 meters of part earth's surface reaches the shallow ground water of 12 ℃-15 ℃; or extract temperature and do not carry out moisturizing higher than the surface water of 23 ℃; and control coolant water temperature not higher than 23 ℃, to meet the normal heat exchange of intensification heat pump 2.
For reaching better heats, the resorber oil outlet 22 of described intensification heat pump 2 is connected with the oiler of the second intensification heat pump 3, the second intensification heat pump 3 is using high-temperature geothermal water as hot drive source, and the oil outlet of the second intensification heat pump 3 is connected with described stabilizer tower 4 oilers.
The utility model is in the time of application, the crude oil liquid of producing that recovers the oil enters after joint station, first carry out preliminary hydro-extraction through filler water trap 1, most of sewage in fluid is separated in Water Tank 8, and then successively after oil removing pot group 9, surge tank 10, the hot drive source through outer defeated sump pump 11 as intensification heat pump 2.Crude oil liquid carries out after preliminary hydro-extraction through filler water trap 1, enters stabilizer tower 4 and dewaters, then dewater through slurry tank group 5 after intensification heat pump 2, the second intensification heat pump 3, and now water content has entered oil tank 6 lower than 2% fluid, outwards transports through outer transfer pump 7.
The utility model not only, for heating fluid, can also be used to heating cycling use of water, extracts after the heat energy in oil extraction-generated waste water, for heating system.
Claims (2)
1. a field joint stations sewage waste heat utilizing device, comprise filler water trap, Water Tank, outer defeated sump pump, stabilizer tower, slurry tank group, it is characterized in that also comprising intensification heat pump, cooling tower, the oil outlet of described filler water trap is connected with the resorber oiler of intensification heat pump, and resorber oil outlet is connected with stabilizer tower oiler; The hot sewage outlet of outer defeated sump pump is connected with producer water inlet, the vaporizer water inlet of intensification heat pump respectively, and producer water outlet, vaporizer water outlet are connected with hot sewage return water pipe respectively; The condenser water inlet of intensification heat pump is connected with cooling tower rising pipe, and the condenser water outlet of intensification heat pump is connected with cooling tower return water pipe.
2. field joint stations sewage waste heat utilizing device according to claim 1, the resorber oil outlet that it is characterized in that described intensification heat pump is connected with the second intensification heat pump oiler, the second intensification heat pump is using high-temperature geothermal water as hot drive source, and the oil outlet of the second intensification heat pump is connected with described stabilizer tower oiler.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420038601.7U CN203668317U (en) | 2014-01-22 | 2014-01-22 | Sewage waste heat utilization device of oil field united station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420038601.7U CN203668317U (en) | 2014-01-22 | 2014-01-22 | Sewage waste heat utilization device of oil field united station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203668317U true CN203668317U (en) | 2014-06-25 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420038601.7U Expired - Lifetime CN203668317U (en) | 2014-01-22 | 2014-01-22 | Sewage waste heat utilization device of oil field united station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203668317U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422320A (en) * | 2015-12-22 | 2016-03-23 | 中石化节能环保工程科技有限公司 | Oil field distributed energy utilization method and system used by same |
-
2014
- 2014-01-22 CN CN201420038601.7U patent/CN203668317U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105422320A (en) * | 2015-12-22 | 2016-03-23 | 中石化节能环保工程科技有限公司 | Oil field distributed energy utilization method and system used by same |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170724 Address after: 257000 south of Heping Street, Hekou District, Dongying City, Shandong Province, west of Hekou two or three mine Patentee after: SHANDONG SHENGLI TONGHAI GROUP DONGYING TIANLAN ENERGY SAVING TECHNOLOGY CO.,LTD. Address before: 257000 science and Technology Information Center of cogeneration power supply center, Shengli Oilfield, Zibo Road, Dongying District, Dongying, Shandong 204, China Patentee before: Liu Chongjiang |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140625 |