CN211549909U - Dish type photo-thermal Stirling power generation system for oil field - Google Patents
Dish type photo-thermal Stirling power generation system for oil field Download PDFInfo
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- CN211549909U CN211549909U CN202020188473.XU CN202020188473U CN211549909U CN 211549909 U CN211549909 U CN 211549909U CN 202020188473 U CN202020188473 U CN 202020188473U CN 211549909 U CN211549909 U CN 211549909U
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
- Y02E10/46—Conversion of thermal power into mechanical power, e.g. Rankine, Stirling or solar thermal engines
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Abstract
The utility model relates to a dish formula light and heat stirling power generation system is used in oil field, including solar heat collection device, oil field associated gas heat source device, stirling power generation facility and heat transfer working medium circulation pipeline, solar heat collection device turns into solar energy heat energy, oil field associated gas heat source device turns into oil field associated gas heat energy, the heat energy that solar heat collection device and oil field associated gas heat source device produced passes through heat transfer working medium circulation pipeline carry extremely stirling power generation facility, stirling power generation facility turns into the electric energy with heat energy, to the oil field heat supply of supplying power. The utility model discloses a power generation system is efficient, and the generated power is stable, can realize the combined heat and power generation to effectively utilize oil field associated gas.
Description
Technical Field
The utility model relates to an energy utilization field, concretely relates to dish formula light and heat stirling power generation system is used in oil field.
Background
With the global energy consumption becoming tense, people pay more and more attention to the environment. Energy shortage and environmental pollution have become important topics influencing people's lives and restricting social development, and all countries around the world strive to develop clean new energy. The oil field associated gas resource is relatively rich, the recycling of the associated gas is also emphasized due to the characteristics of high heat value and no pollution in combustion, the energy-saving effect is particularly obvious by utilizing the combined cooling heating and power technology of the associated gas, and the waste of the resource is greatly reduced. Meanwhile, solar energy is used as a clean, environment-friendly and infinite natural energy, the proportion of the solar energy in the energy types utilized by human beings becomes larger and larger, and the disc-type Stirling solar thermal power generation technology has the advantages of highest conversion efficiency, lowest emission and flexible arrangement, is favored in the field of photo-thermal power generation, and has good energy utilization efficiency and market development prospect.
The prior art adopts an internal combustion engine for generating power by associated gas in an oil field, which is influenced by gas source pressure and gas flow, the smaller the gas flow is, the lower the generating efficiency is, and the unstable output power is; the butterfly-type Stirling can only generate electricity on sunny days with the sun; and heat accumulation or afterburning of the system is difficult to realize because the position of the Stirling engine is not fixed (rotates along with the dish rack). The output power of the generator is easily affected by weather, and the sunshine intensity of the generator is constantly changed even in the daytime, so that the output electric energy is unstable, and the generator needs to be adjusted to be stable before being connected to a power grid.
Disclosure of Invention
To the technical problem of the low and unstable and heat energy loss of solar power system electricity generation of the little gas volume associated gas electricity generation gas internal-combustion engine generating efficiency among the prior art, the utility model provides an oil field is with dish formula light and heat stirling power generation system.
The utility model discloses a following technical scheme realizes:
the utility model provides an oil field is with dish formula light and heat stirling power generation system, includes solar heat collection device, oil field associated gas heat source device, stirling power generation facility and heat transfer working medium circulation pipeline, its characterized in that: the solar heat collection device converts solar energy into heat energy, the oilfield associated gas heat source device converts oilfield associated gas into heat energy, the heat energy generated by the solar heat collection device and the oilfield associated gas heat source device is transmitted to the Stirling power generation device through the heat transfer working medium circulation pipeline, and the Stirling power generation device converts the heat energy into electric energy to supply power to an oilfield regional power grid.
Furthermore, the Stirling power generation device comprises a radiator, the radiator is connected with the oilfield heat tracing system, and the waste heat of the Stirling power generation device is used for providing heat for the oilfield site.
Furthermore, a secondary heat exchanger is arranged between the radiator and the oilfield heat tracing system.
Further, the dish type photo-thermal Stirling power generation system for the oil field further comprises a heat storage device.
Furthermore, the heat storage device is a high-temperature heat storage device, the high-temperature heat storage device stores the heat energy provided by the heat transfer working medium circulation pipeline, and the Stirling power generation device converts the heat energy stored by the high-temperature heat storage device into electric energy to provide heat storage type power generation for an oil field regional power grid.
Furthermore, the heat storage device is a low-temperature water heat storage device, and the low-temperature water heat storage device is connected with the oilfield heat tracing system and provides heat for the oilfield site.
Furthermore, the heat storage device is a cross-season natural water body heat storage device which stores summer waste heat and provides heat for the oil field site in winter.
Further, the oil field associated gas heat source device is any one of an oil field associated gas incinerator or an oil field associated gas burner.
Further, the solar heat collection device provides heat energy for the Stirling power generation device in the sunshine period, and the oilfield associated gas heat source device provides heat energy for the Stirling power generation device in the non-sunshine period.
Furthermore, the radiator adopts the waste heat of the Stirling power generation device to carry out heat tracing on the oil tank and the oil field pipeline or carry out domestic heat supply on the oil field area.
The utility model discloses can realize the distributed utilization to the two kinds of energy of oil field associated gas and solar energy, avoid among the prior art dish formula stirling power generation facility can only generate electricity in fine day and daytime, its generating efficiency receives weather factor and sunshine intensity influence great, the technical problem of output extremely unstable.
In addition, compare in the prior art who additionally adds heat-retaining device in dish formula stirling power generation system, the utility model discloses not only having simplified power generation system and having constituteed, having reduced whole electric power system's installation maintenance cost, realized cogeneration simultaneously, utilize the high-efficient stirling electricity generation and the oil field heat tracing mode of low emission, both solved oil field winter heat tracing problem, also realized that non-illumination period stirling generating set utilizes the function that oil field associated gas heat source continues to stabilize the output electric energy.
Therefore, the utility model discloses not only make whole stirling generating system efficiency higher, the generated power is more stable, has realized stirling generating set's combined heat and power moreover, has carried out effective utilization to oil field associated gas, has avoided the energy extravagant, has practiced thrift electric power system manufacturing cost, greatly reduces the greenhouse gas emission and the air pollution that cause to the air emission of oil field associated gas. The oil field associated gas power supply and the solar power supply are combined and complemented, so that the whole power supply system is more flexible, efficient and stable, and not only can be used for supplying power or performing cogeneration to an oil field area.
Drawings
In order to illustrate the technical solution of the present invention more clearly, the drawings of the present invention will be briefly described below, and obviously, the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained without creative efforts.
FIG. 1: the utility model discloses dish formula light and heat stirling power generation system's schematic diagram is used in oil field 1.
FIG. 2: the utility model discloses dish formula light and heat stirling power generation system's schematic diagram is used in oil field 2.
To further clarify the structure and connection between the various components of the present invention, the following reference numerals are given and described:
1. a solar heat collection device; 2. a stirling power generation device; 3. a coolant storage tank; 4. an oilfield associated gas heat source device; 5. a cooler; 6. a secondary heat exchanger; 7. a flow sensor; 8. a booster pump; 9. a hot water storage tank; 10. a low-temperature water replenishing tank; 11. a two-position three-way electric valve; 12. an oilfield heat tracing system; 13. and (4) water replenishing.
Detailed Description
In order to further understand the inventive content of the present invention, the present invention will be described in more detail with reference to the following embodiments.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an illustrative embodiment," "an example," "a specific example," or "some examples" or the like mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The embodiment of the utility model provides an oil field is with dish formula light and heat stirling power generation system, including solar heat collection device, oil field associated gas heat source device, stirling power generation facility and heat transfer working medium circulation pipeline.
The solar heat collection device converts solar energy into heat energy and comprises a disc type condenser and a photo-thermal collector, wherein the disc type condenser comprises a disc type condenser lens, a sun tracking system, a basic pillar and a support system. The oil field associated gas heat source device converts oil field associated gas into heat energy, and the oil field associated gas heat source device is any one of an oil field associated gas incinerator or an oil field associated gas combustor. The Stirling power generation device is a plurality of distributed disc type photo-thermal Stirling power generation devices distributed in an oil field area. The heat transfer working medium circulation pipeline is internally provided with a reciprocating gas circulation working medium and comprises an expansion cavity, a compression cavity, a power piston, a gas distribution piston and a heat regenerator.
The heat energy generated by the solar heat collection device and the oilfield associated gas heat source device is transmitted to the Stirling power generation device through the heat transfer working medium circulation pipeline, and the Stirling power generation device converts the heat energy into electric energy to supply power to an oilfield regional power grid. Specifically, the solar heat collection device utilizes the disc-type condenser and the photo-thermal collector to heat the gas circulation working medium at a high temperature, or the heat transfer working medium circulation pipe enters the oilfield associated gas heat source device to heat the gas circulation working medium at a high temperature, and the high-temperature gas circulation working medium enters the Stirling engine to generate kinetic energy to drive the generator, so that the generation of the Stirling power generation device is realized.
The solar heat collection device provides heat energy for the Stirling power generation device in the sunshine period, and the oilfield associated gas heat source device provides heat energy for the Stirling power generation device in the non-sunshine period. Therefore, the Stirling power generation device can stably and efficiently supply power to the oilfield regional power grid both day and night, and the power generation efficiency of the Stirling power generation device can be unaffected by weather factors and sunlight intensity.
The utility model discloses an in one of them embodiment, stirling power generation facility includes the radiator, the radiator is connected with oil field heat tracing system, adopts stirling power generation facility's waste heat provides the heat to the oil field scene. Wherein the oilfield heat tracing system may be a hot water circulation system. Through the radiator, on the one hand can cool off stirling power generation facility, on the other hand also can realize the heating to oil field heat tracing hot water, realizes the cogeneration. The produced hot water is used for heat tracing of oil field on-site oil tanks or pipelines and can also provide on-site domestic hot water. The utility model discloses dish formula light and heat stirling power generation system for oil field can supply power alone, also can carry out the combined heat and power generation.
In one embodiment of the present invention, a secondary heat exchanger is disposed between the heat sink and the heat tracing system of the oil field. When the running temperature of the cooling water is higher, particularly when the temperature of the cooling water reaches over 130 ℃, the temperature of the hot water exchanged by the radiator can be matched with the specific requirement of oil field heat tracing by arranging the secondary heat exchanger for water-water heat exchange.
In one embodiment of the present invention, the disc type photo-thermal stirling power generation system for oil field may further include a heat storage device. The heat storage device can be a high-temperature heat storage device, the high-temperature heat storage device stores heat energy provided by the heat transfer working medium circulation pipeline, and the Stirling power generation device converts the heat energy stored by the high-temperature heat storage device into electric energy to provide heat storage type power generation for an oil field regional power grid. The heat storage device can be a low-temperature water heat storage device, and the low-temperature water heat storage device is connected with the oilfield heat tracing system and provides heat for the oilfield site. The heat storage device can be a cross-season natural water body heat storage device which stores summer waste heat and provides heat for the oil field site in winter.
Example 1
As shown in the attached drawing 2, the embodiment of the utility model provides an oil field is with dish formula light and heat stirling power generation system includes solar heat collection device 1, stirling power generation facility 2, coolant liquid storage water tank 3, oil field associated gas heat source device 4, cooler 5, second grade heat exchanger 6 and two tee bend motorised valves 11. In the sunshine period, the solar heat collection device 1 obtains solar energy, and the energy obtained by the solar heat collection device 1 is converted into electric energy by the Stirling power generation device 2, so that power is supplied to an oil field area power grid. In the non-sunshine period, the oil field associated gas heat source device 4 generates heat energy, and the heat energy generated by the oil field associated gas heat source device 4 is converted into electric energy by the Stirling power generation device 2. The Stirling power generation device 2 is provided with a radiator, and the secondary heat exchanger 6 can perform secondary heat exchange with hot water exchanged by the radiator.
Example 2
As shown in the attached drawing 2, compared with embodiment 1, the embodiment of the present invention provides a disc type photo-thermal stirling power generation system for oil field, which further comprises a heat storage device, wherein the heat storage device comprises a hot water storage tank 9 and a low temperature water replenishing tank 10, and a flow sensor 7 and a booster pump 8 are arranged between the heat storage device and the secondary heat exchanger 6. The oilfield heat tracing system 12 can perform heat tracing on the heat storage device through circulating hot water, and supplement the heat storage water of the heat storage device through the water supplementing port 13.
It is obvious that the above embodiments are only a part of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, those skilled in the art should also include various changes, modifications, substitutions and improvements without creative efforts to the embodiments.
Claims (10)
1. The utility model provides an oil field is with dish formula light and heat stirling power generation system, includes solar heat collection device, oil field associated gas heat source device, stirling power generation facility and heat transfer working medium circulation pipeline, its characterized in that: the solar heat collection device converts solar energy into heat energy, the oilfield associated gas heat source device converts oilfield associated gas into heat energy, the heat energy generated by the solar heat collection device and the oilfield associated gas heat source device is transmitted to the Stirling power generation device through the heat transfer working medium circulation pipeline, and the Stirling power generation device converts the heat energy into electric energy to supply power to the oilfield.
2. The oilfield disc-type photo-thermal Stirling power generation system according to claim 1, wherein: the Stirling power generation device comprises a radiator, the radiator is connected with an oil field heat tracing system, and the waste heat of the Stirling power generation device is used for providing heat for an oil field site.
3. The dish type photo-thermal stirling power generation system for the oil field according to claim 2, wherein: and a secondary heat exchanger is arranged between the radiator and the oilfield heat tracing system.
4. The oilfield disc-type photo-thermal Stirling power generation system according to claim 1, wherein: also comprises a heat storage device.
5. The oilfield disc-type photo-thermal Stirling power generation system according to claim 4, wherein: the heat storage device is a high-temperature heat storage device, the high-temperature heat storage device stores heat energy provided by the heat transfer working medium circulation pipeline, and the Stirling power generation device converts the heat energy stored by the high-temperature heat storage device into electric energy to provide heat storage type power generation for an oil field regional power grid.
6. The oilfield disc-type photo-thermal Stirling power generation system according to claim 4, wherein: the heat storage device is a low-temperature water heat storage device, and the low-temperature water heat storage device is connected with the oilfield heat tracing system and provides heat for the oilfield site.
7. The oilfield disc-type photo-thermal Stirling power generation system according to claim 4, wherein: the heat storage device is a cross-season natural water body heat storage device which stores summer waste heat and provides heat for an oil field site in winter.
8. The oilfield disc type photo-thermal Stirling power generation system according to any one of claims 1 to 7, wherein: the oil field associated gas heat source device is any one of an oil field associated gas incinerator or an oil field associated gas burner.
9. The oilfield disc type photo-thermal Stirling power generation system according to any one of claims 1 to 7, wherein: the solar heat collection device provides heat energy for the Stirling power generation device in the sunshine period, and the oilfield associated gas heat source device provides heat energy for the Stirling power generation device in the non-sunshine period.
10. The oilfield disc type photo-thermal Stirling power generation system according to any one of claims 2 or 3, wherein: the radiator adopts the waste heat of the Stirling power generation device to carry out heat tracing on the oil tank and the oil field pipeline or carry out domestic heat supply on the oil field area.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020188473.XU CN211549909U (en) | 2020-02-20 | 2020-02-20 | Dish type photo-thermal Stirling power generation system for oil field |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020188473.XU CN211549909U (en) | 2020-02-20 | 2020-02-20 | Dish type photo-thermal Stirling power generation system for oil field |
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| CN211549909U true CN211549909U (en) | 2020-09-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11955782B1 (en) | 2022-11-01 | 2024-04-09 | Typhon Technology Solutions (U.S.), Llc | System and method for fracturing of underground formations using electric grid power |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11955782B1 (en) | 2022-11-01 | 2024-04-09 | Typhon Technology Solutions (U.S.), Llc | System and method for fracturing of underground formations using electric grid power |
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