CN218624353U - Electronic power generation integral type gas energy storage oil feeding system - Google Patents
Electronic power generation integral type gas energy storage oil feeding system Download PDFInfo
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- CN218624353U CN218624353U CN202222595910.1U CN202222595910U CN218624353U CN 218624353 U CN218624353 U CN 218624353U CN 202222595910 U CN202222595910 U CN 202222595910U CN 218624353 U CN218624353 U CN 218624353U
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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
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/16—Mechanical energy storage, e.g. flywheels or pressurised fluids
Abstract
The utility model relates to an energy storage system technical field discloses a gaseous energy storage oil feeding system of electronic electricity generation integral type, oil feeding system includes first branch road, second branch road, third isolating valve, fourth isolating valve, apical axis device, compressor side main equipment, turbine side main equipment and electronic electricity generation all-in-one. The utility model discloses the oil supply to apical axis device, compressor side and turbine side main equipment and electric power generation all-in-one adopts one set of oil feeding system, and energy storage operating mode and power generation operating mode homoenergetic can satisfy the operation of safety and stability, and compressor side main equipment and turbine side main equipment can independently operate the oil supply, also can operate the oil supply simultaneously, reduce the complexity of oil feeding system, can adapt to various operating mode operation; the oil supply system is provided with an auxiliary lubricating oil pump, and when the energy storage working condition and the power generation working condition run simultaneously, the main lubricating oil pump and the auxiliary lubricating oil pump also work simultaneously, so that the oil supply amount and the oil pressure are increased.
Description
Technical Field
The utility model relates to an energy storage system technical field specifically is a gaseous energy storage oil feeding system of electronic power generation integral type.
Background
The main rotating equipment in the compressed gas energy storage system is a compressor, a turbine, a motor, a generator and the like, and partial systems are also provided with one or more gear boxes considering the difference of rotating speed. In order to save equipment cost, the motor and the generator are integrated and controlled by disengaging the clutch. Each rotating equipment can be provided with a plurality of bearings, and at the moment, in order to lubricate the bearings and take away heat generated in the running process of the equipment, an oil supply system can be arranged to supply lubricating oil with parameters meeting requirements to each rotating equipment. Meanwhile, in order to prevent the shaft from bending after the unit is stopped, jacking oil can be provided for each bearing during starting and stopping and is used for jacking each bearing.
A plurality of oil supply systems are adopted for supplying oil to more rotating equipment in the conventional energy storage system, so that the complexity of system control can be increased, and the purchase cost of the equipment is saved. Considering that the energy storage working condition and the power generation working condition of the compressed gas energy storage system have working states of simultaneous operation and non-simultaneous operation when the compressed gas energy storage system operates normally, a set of oil supply system is designed to supply oil to the side equipment of the compressor (including the compressor, the gear box and the like), the side of the turbine (including the turbine, the gear box and the like) and the electric power generation all-in-one machine respectively so as to meet the oil supply requirements of different working conditions.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a gaseous energy storage oil feeding system of electronic power generation integral type for solve above-mentioned technical problem.
The purpose of the utility model can be realized by the following technical scheme:
an electric power generation integrated gas energy storage and oil supply system comprises a first branch, a second branch, a third isolation valve, a fourth isolation valve, a top shaft device, a compressor side main device, a turbine side main device and an electric power generation integrated machine;
the upstream end of second branch road is connected the low reaches end of first branch road, the low reaches of second branch road forms a plurality of branches, a plurality of branches respectively with compressor side main equipment turbine side main equipment with the electronic electricity generation all-in-one is connected, the upper reaches of third isolating valve are connected on the apical axis device, the low reaches of third isolating valve are connected on the compressor side main equipment, the upper reaches of fourth isolating valve are connected on the apical axis device, the low reaches of fourth isolating valve are connected on the turbine side main equipment, electronic electricity generation all-in-one pass through the pipeline with the apical axis device intercommunication.
Preferably, the second branch comprises a pressure regulating valve, an energy accumulator, a first isolating valve, a second isolating valve and an all-in-one machine oil supply branch;
the upstream of the energy accumulator is connected to the pressure regulating valve, the downstream end of the energy accumulator is respectively communicated with the oil inlet of the first isolating valve, the oil inlet of the second isolating valve and the upstream end of the oil supply branch of the all-in-one machine, and the upstream end of the oil supply branch of the all-in-one machine is connected between the first isolating valve and the second isolating valve; the downstream end of the first isolation valve is connected to the main equipment at the compressor side, the downstream end of the second isolation valve is connected to the main equipment at the turbine side, and the downstream end of the oil supply branch of the integrated machine is connected to the integrated electric power generation machine.
Preferably, the first branch comprises a lubricating oil tank, a main lubricating oil pump, a cold oil assembly and a duplex filter, the main lubricating oil pump is mounted on the lubricating oil tank, and an oil inlet of the main lubricating oil pump is communicated with the interior of the lubricating oil tank; the main lubricating oil pump is connected to the upstream of the cold oil assembly, the downstream of the cold oil assembly is connected with the duplex filter, and the downstream of the duplex filter is communicated with the inlet of the pressure regulating valve.
Preferably, the first branch further comprises an auxiliary lubricating oil pump, the auxiliary lubricating oil pump is installed on the lubricating oil tank, an oil inlet of the auxiliary lubricating oil pump is communicated with the inside of the lubricating oil tank, and an oil outlet of the auxiliary lubricating oil pump is connected to the upstream of the cold oil assembly.
Preferably, the oil supply system still includes direct current accident oil pump, direct current accident oil pump is installed on the lubricating oil tank, direct current accident oil pump's downstream end is connected on the second is branched way, and be in between energy storage ware and the first isolating valve, direct current accident oil pump's upstream end is connected in the lubricating oil tank, constitute the direct current branch road.
Preferably, the upstream end of the top shaft device is connected to the second branch and is located between the downstream end of the direct current branch and the first isolation valve.
Preferably, the oil cooler assembly comprises two oil coolers and an oil cooler switching valve, each oil cooler is connected to the same side of the upper chamber and the lower chamber of the oil cooler switching valve respectively, and the two oil coolers are connected to two sides of the oil cooler switching valve in parallel.
Preferably, the downstream of the main lubricating oil pump and the downstream of the auxiliary lubricating oil pump are both communicated with an oil inlet of the oil cooler switching valve.
Preferably, the duplex filter includes two oil filters and two filter switching valves, the two oil filters are connected in parallel to the two filter switching valves, an upstream end of one filter switching valve communicates with an oil outlet of the oil cooler switching valve, and a downstream end of the other filter switching valve is connected to the pressure regulating valve.
Preferably, the bottom of the inner cavity of the lubricating oil tank is obliquely arranged, and the main lubricating oil pump, the auxiliary lubricating oil pump and the direct-current accident oil pump are all arranged on one side of the lubricating oil tank with the high bottom of the inner cavity.
The utility model has the advantages that:
1. the utility model discloses the oil supply to apical axis device, compressor side and turbine side main equipment and electric power generation all-in-one adopts one set of oil feeding system, and energy storage operating mode and power generation operating mode homoenergetic can satisfy the operation of safety and stability, and compressor side main equipment and turbine side main equipment can independently operate the oil supply, also can operate the oil supply simultaneously, reduce the complexity of oil feeding system, can adapt to various operating mode operation;
2. the oil supply system of the utility model can reduce the cost required by the system under the condition of meeting the oil quantity required by the energy storage system, and controls the oil supply of each equipment operation by controlling each switching valve and each isolation valve, thereby meeting the lubricating oil quantity required by each equipment under the energy storage working condition and the power generation working condition;
3. the utility model discloses oil feeding system sets up supplementary lubricating-oil pump, and when energy storage operating mode and electricity generation operating mode were moved simultaneously, main lubricating-oil pump and supplementary lubricating-oil pump also worked simultaneously, increased fuel feeding capacity and oil pressure, and oil feeding system still sets up direct current accident oil pump, starts when lubricating oil pressure caused the unit emergency shutdown for oil feeding system fuel feeding.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the oil supply system of the present invention.
In the figure: 1. a lubricating oil tank; 2. a main lubrication pump; 3. an auxiliary lubrication pump; 4. a direct current emergency oil pump; 5. an oil cooler; 6. an oil filter; 7. a pressure regulating valve; 8. an accumulator; 9. a first isolation valve; 10. a second isolation valve; 11. a third isolation valve; 12. a fourth isolation valve; 13. a jack shaft device; 14. a compressor side master device; 15. a turbine-side main device; 16. an electric power generation all-in-one machine; 17. a switching valve of an oil cooler; 18. an oil filter switching valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
As shown in fig. 1, the embodiment of the utility model provides a gas energy storage oil supply system of electronic power generation integral type, including lubricating-oil tank 1, main lubrication oil pump 2, supplementary lubrication oil pump 3, direct current accident oil pump 4, two oil coolers 5, two oil filters 6, pressure regulating valve 7, energy storage ware 8, first isolation valve 9, second isolation valve 10, third isolation valve 11, fourth isolation valve 12, apical axis device 13, compressor side main equipment 14, turbine side main equipment 15, electronic power generation all-in-one 16, oil cooler diverter valve 17, two oil filter diverter valves 18.
The two oil coolers 5 and the oil cooler switching valve 17 form an oil cooling assembly, each oil cooler 5 is connected to the same side of the upper chamber and the lower chamber of the oil cooler switching valve 17 respectively, the two oil coolers 5 are connected to two sides of the oil cooler switching valve 17 in parallel, the parallel oil coolers 5 have the advantage of small oil pressure reduction in the operation process, and meanwhile, the parallel oil coolers are convenient to isolate, do not influence maintenance in the working process, and can be used for repairing one group in the operation process.
The main lubricating oil pump 2 and the auxiliary lubricating oil pump 3 are both installed on the lubricating oil tank 1, the lubricating oil in the lubricating oil tank 1 is pumped out for supplying oil to the system, the downstream of the main lubricating oil pump 2 and the auxiliary lubricating oil pump 3 is communicated with an oil inlet of the oil cooler switching valve 17, the lubricating oil pumped out is sent into the cooling oil assembly for cooling, during normal work, oil supply is carried out through the main lubricating oil pump 2, the auxiliary lubricating oil pump 3 can be switched to supply oil when the main lubricating oil pump 2 breaks down, and stable operation of the system is guaranteed.
The two oil filters 6 are connected in parallel at two sides of two oil filter switching valves 18 to form a duplex filter, the duplex filter is provided with two oil passages, the two oil passages are controlled to be communicated by the low-cost oil filter switching valves 18, the two oil passages can be simultaneously communicated or closed, and can also be in a state of being communicated with one another, the upstream of one oil filter switching valve 18 is communicated with an oil outlet of an oil cooler switching valve 17, the downstream of the other oil filter switching valve 18 is connected with a pressure regulating valve 7, and the pressure regulating valve 7 is used for regulating the pressure of passing lubricating oil so as to enable the pressure of the passing lubricating oil to meet the oil supply pressure requirement of a system.
The lubricating oil tank 1, the main lubricating oil pump 2, the auxiliary lubricating oil pump 3, the two oil coolers 5, the two oil filters 6, the oil cooler switching valve 17 and the two oil filter switching valves 18 constitute a first branch for feeding lubricating oil into the system.
The upstream of the energy accumulator 8 is connected to the pressure regulating valve 7, the upstream of the first isolation valve 9 and the upstream of the second isolation valve 10 are both connected with the downstream of the energy accumulator 8 to form a second branch, the second branch comprises at least one pressure regulating valve 7, one energy accumulator 8, one first isolation valve 9 and one second isolation valve 10, the energy accumulator 8 is used for stabilizing the lubricating oil pressure, when the main lubricating oil pump 2 stops running, the oil pressure will drop at the moment of starting the auxiliary lubricating oil pump 3 or at the moment of switching the two oil coolers 5 and the two oil filters 6, and at the moment, an air bag in the energy accumulator 8 immediately expands by means of the pressure of buffer nitrogen, so that the lubricating oil pressure is kept stable. The downstream of the first isolation valve 9 is connected to the compressor side main device 14, the downstream of the second isolation valve 10 is connected to the turbine side main device 15, at least one all-in-one machine oil supply branch is further arranged on the second branch, the all-in-one machine oil supply branch is arranged between the first isolation valve 9 and the second isolation valve 10, the downstream of the all-in-one machine oil supply branch is connected to the electric power generation all-in-one machine 16, when a plurality of rotating bearings and other components exist in the electric power generation all-in-one machine 16, a plurality of all-in-one machine oil supply branches can be introduced, and oil supply efficiency is improved.
According to different working states of working conditions, the first isolation valve 9 and the second isolation valve 10 are opened or closed to control the oil supply direction, and then the energy storage working condition and the power generation working condition are controlled to supply oil simultaneously or singly. The compressor side main device 14 includes a compressor, a gear box, and the like, and the turbine side main device 15 includes a turbine, a gear box, and the like, and by combining the functions of a generator and a motor to form the integrated motor/generator 16, not only can the equipment cost be reduced, but also the equipment floor space can be saved. Lubricating oil is respectively sent into a compressor side main device 14, a turbine side main device 15 and an electric power generation all-in-one machine 16 from a first isolation valve 9, a second isolation valve 10 and an all-in-one machine oil supply branch, and is supplied to rotating devices such as a compressor, a gear box, a turbine and the electric power generation all-in-one machine 16, so that the functions of lubrication, cooling, rust prevention, cleaning, sealing, buffering, friction reduction and the like are achieved, the operation efficiency of the devices is improved, and the service life of the devices is prolonged.
The direct current accident oil pump 4 is installed on the lubricating oil tank 1 to form a direct current branch, the direct current branch at least comprises one direct current accident oil pump 4, the upstream of the direct current accident oil pump 4 is communicated with the inside of the lubricating oil tank 1, the downstream of the direct current accident oil pump 4 is connected to a second branch and is located between the energy accumulator 8 and the first isolation valve 9, and when the lubricating oil pressure is low to cause the emergency stop of the unit, the direct current accident oil pump 4 is started to supply oil to the oil supply system in an emergency mode.
The piping of the third isolation valve 11 constitutes a third branch comprising at least one third isolation valve 11, the upstream of the third isolation valve 11 being connected to the head shaft arrangement 13 and the downstream of the third isolation valve 11 being connected to the compressor side main unit 14 for supplying high pressure oil to the rotating equipment on the compressor side main unit 14.
The lines of the fourth isolating valve 12 form a fourth branch, which includes at least one fourth isolating valve 12, the upstream of the fourth isolating valve 12 being connected to the top shaft arrangement 13, and the downstream of the fourth isolating valve 12 being connected to the turbine-side main unit 15 for supplying high-pressure oil to the rotating equipment on the turbine-side main unit 15.
The top shaft device 13 is communicated with the electric power generation all-in-one machine 16 through a pipeline, the upstream of the top shaft device 13 is connected to a second branch and is positioned between the direct current branch and the first isolating valve 9, and lubricating oil enters the top shaft device 13 through the second branch; the jacking shaft device 13 is used for providing high-pressure oil to form a static-pressure oil film between the rotor and the bearing oil bag, forcibly jacking the rotor, avoiding dry friction between a journal and a bearing bush in the low-rotation-speed process of the unit, reducing turning moment and effectively protecting the rotor and the bearing; meanwhile, the tile is prevented from being rolled at low speed in the process of reducing the stop rotating speed of the unit.
Lubricating-oil tank 1's bottom slope sets up, and the lower one side in bottom that debris such as dregs of fat removed along the inclined plane deposits, and main lubricating-oil pump 2, supplementary lubricating-oil pump 3 and direct current accident oil pump 4 are all installed in the higher one side in lubricating-oil tank 1's bottom, and effectual reduction system blocks's risk improves the smoothness degree of fuel feeding.
The energy storage working condition is defined as that the electric power generation all-in-one machine 16 drives the compressor to compress gas and store energy, and the power generation working condition is defined as that high-temperature and high-pressure gas enters the turbine to do work and drives the electric power generation all-in-one machine 16 to generate power.
Before the system operates, the system operation working condition should be determined, and the electric power generation all-in-one machine 16 needs to supply oil no matter the energy storage working condition or the power generation working condition. When the energy storage working condition and the power generation working condition are different, the lubricating oil is injected into the lubricating oil tank 1 (namely one of a compressor and a turbine works normally), the main lubricating oil pump 2 and the auxiliary lubricating oil pump 3 can be ensured to pump the lubricating oil normally, the main lubricating oil pump 2 is opened to supply the lubricating oil to the oil supply system, and the lubricating oil is sequentially treated by the cold oil assembly and the duplex filter for cooling and filtering; when the lubricating oil passes through the oil cooling assembly, the flow direction of the lubricating oil in the two oil coolers 5 is switched through the control of the oil cooler switching valve 17, and when the lubricating oil passes through the duplex filter, the flow direction of the lubricating oil between the two oil filters 6 is controlled through the oil filter switching valve 18; in the process, two oil coolers 5 and two oil filters 6 are used for standby, lubricating oil passing through a duplex filter passes through a pressure regulating valve 7, oil is injected into an energy accumulator 8 for energy storage after pressure regulation, then the lubricating oil enters an electric power generation integrated machine 16 through an integrated machine oil supply branch, when the single working condition works, a first isolation valve 9 and a second isolation valve 10 are in an open state and another closed state, when the first isolation valve 9 is opened, the lubricating oil passes through the first isolation valve 9 to supply oil to a compressor side main device 14, and when the second isolation valve 10 is opened, the lubricating oil passes through the second isolation valve 10 to supply oil to a turbine side main device 15. The head shaft device 13 takes oil from the second branch, directly supplies oil to the electric power generation all-in-one machine 16, and respectively supplies oil to the compressor side main device 14 and the turbine side main device 15 by controlling the third isolation valve 11 and the fourth isolation valve 12.
When the energy storage working condition and the power generation working condition work simultaneously, namely the compressor is used for absorbing the electric quantity generated by the turbine, the power generated by the turbine is smaller than the power consumed by the compressor, the generated electricity is not connected to the internet, all the rotating equipment and the electric power generation all-in-one machine 16 of the main equipment 14 at the compressor side and the main equipment 15 at the turbine side need oil, the auxiliary lubricating oil pump 3 is started, the oil cooler switching valve 17 and the oil filter switching valve 18 are arranged at the 0 position, at the time, all the outlets of the oil cooler switching valve 17 and the oil filter switching valve 18 and the first isolation valve 9, the second isolation valve 10, the third isolation valve 11 and the fourth isolation valve 12 are in an open state, and oil supply is operated simultaneously, so that the oil quantity and the oil pressure needed by the system are met.
In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "above," and "over" a second feature may mean that the first feature is directly above or obliquely above the second feature, or that only the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., 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 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 foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (10)
1. The electric power generation integrated gas energy storage and oil supply system is characterized by comprising a first branch, a second branch, a third isolating valve (11), a fourth isolating valve (12), a top shaft device (13), compressor side main equipment (14), turbine side main equipment (15) and an electric power generation integrated machine (16);
the upstream end of second branch road is connected the downstream end of first branch road, the low reaches of second branch road forms a plurality of branch roads, a plurality of branch roads respectively with compressor side main equipment (14), turbine side main equipment (15) with electric power generation all-in-one (16) are connected, the upper reaches of third isolating valve (11) are connected on apical axis device (13), the low reaches of third isolating valve (11) are connected on compressor side main equipment (14), the upper reaches of fourth isolating valve (12) are connected on apical axis device (13), the low reaches of fourth isolating valve (12) are connected on turbine side main equipment (15), electric power generation all-in-one (16) through the pipeline with apical axis device (13) intercommunication.
2. The electric power generation integrated gas energy storage and oil supply system of claim 1, wherein the second branch comprises a pressure regulating valve (7), an accumulator (8), a first isolation valve (9), a second isolation valve (10) and an all-in-one oil supply branch;
the upstream of the energy accumulator (8) is connected to the pressure regulating valve (7), the downstream end of the energy accumulator (8) is respectively communicated with the oil inlet of the first isolating valve (9), the oil inlet of the second isolating valve (10) and the upstream end of the integrated machine oil supply branch, and the upstream end of the integrated machine oil supply branch is connected between the first isolating valve (9) and the second isolating valve (10); the downstream end of the first isolation valve (9) is connected to the compressor side main device (14), the downstream end of the second isolation valve (10) is connected to the turbine side main device (15), and the downstream end of the oil supply branch of the all-in-one machine is connected to the electric power generation all-in-one machine (16).
3. The integrated electric power generation and gas energy storage and oil supply system as claimed in claim 2, wherein the first branch comprises a lubricating oil tank (1), a main lubricating oil pump (2), a cold oil assembly and a duplex filter, the main lubricating oil pump (2) is mounted on the lubricating oil tank (1), and an oil inlet of the main lubricating oil pump (2) is communicated with the inside of the lubricating oil tank (1); the main lubricating oil pump (2) is connected to the upstream of the cold oil assembly, the downstream of the cold oil assembly is connected with the duplex filter, and the downstream of the duplex filter is communicated with an inlet of the pressure regulating valve (7).
4. The electric-power-generation integrated gas energy-storage oil supply system as claimed in claim 3, wherein the first branch further comprises an auxiliary lubricating oil pump (3), the auxiliary lubricating oil pump (3) is installed on the lubricating oil tank (1), an oil inlet of the auxiliary lubricating oil pump (3) is communicated with the interior of the lubricating oil tank (1), and an oil outlet of the auxiliary lubricating oil pump (3) is connected to the upstream of the cold oil assembly.
5. An electric power generation integrated gas energy storage and oil supply system as claimed in claim 3 or 4, characterized in that the oil supply system further comprises a direct current accident oil pump (4), the direct current accident oil pump (4) is installed on the lubricating oil tank (1), the downstream end of the direct current accident oil pump (4) is connected to the second branch and is located between the energy accumulator (8) and the first isolation valve (9), and the upstream end of the direct current accident oil pump (4) is connected to the lubricating oil tank (1) to form a direct current branch.
6. An electric power generation integrated gas energy storage and oil supply system according to claim 5, wherein the upstream end of the top shaft device (13) is connected to the second branch and is located between the downstream end of the direct current branch and the first isolation valve (9).
7. The electric power generation integrated gas energy storage and oil supply system of claim 5, wherein the oil cooling assembly comprises two oil coolers (5) and an oil cooler switching valve (17), each oil cooler (5) is connected to the same side of the upper chamber and the lower chamber of the oil cooler switching valve (17), and the two oil coolers (5) are connected to two sides of the oil cooler switching valve (17) in parallel.
8. An electric power generation integrated gas energy storage and oil supply system as claimed in claim 7, characterized in that the downstream of the main lubricating oil pump (2) and the auxiliary lubricating oil pump (3) are communicated with the oil inlet of an oil cooler switching valve (17).
9. An electric-power-generation integrated gas energy-storage oil supply system according to claim 5, wherein the duplex filter includes two oil filters (6) and two filter switching valves (18), the two oil filters (6) are connected in parallel to the two filter switching valves (18), an upstream end of one filter switching valve (18) communicates with an oil outlet of the oil cooler switching valve (17), and a downstream end of the other filter switching valve (18) is connected to the pressure regulating valve (7).
10. The integrated electric power generation gas energy storage and oil supply system as claimed in claim 5, wherein the bottom of the inner cavity of the lubricating oil tank (1) is obliquely arranged, and the main lubricating oil pump (2), the auxiliary lubricating oil pump (3) and the direct current accident oil pump (4) are all installed on the high side of the bottom of the inner cavity of the lubricating oil tank (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222595910.1U CN218624353U (en) | 2022-09-29 | 2022-09-29 | Electronic power generation integral type gas energy storage oil feeding system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222595910.1U CN218624353U (en) | 2022-09-29 | 2022-09-29 | Electronic power generation integral type gas energy storage oil feeding system |
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| Publication Number | Publication Date |
|---|---|
| CN218624353U true CN218624353U (en) | 2023-03-14 |
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Family Applications (1)
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|---|---|---|---|
| CN202222595910.1U Active CN218624353U (en) | 2022-09-29 | 2022-09-29 | Electronic power generation integral type gas energy storage oil feeding system |
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| CN (1) | CN218624353U (en) |
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- 2022-09-29 CN CN202222595910.1U patent/CN218624353U/en active Active
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