CN218235186U - Air turbine system - Google Patents
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- CN218235186U CN218235186U CN202221529726.0U CN202221529726U CN218235186U CN 218235186 U CN218235186 U CN 218235186U CN 202221529726 U CN202221529726 U CN 202221529726U CN 218235186 U CN218235186 U CN 218235186U
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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
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Abstract
The utility model provides an air turbine system, which comprises an air source, a first output end and a second output end; the air inlet of the high-pressure air turbine is communicated to the first output end; the air inlet of the low-pressure first air turbine and the air inlet of the low-pressure second air turbine are communicated to a second output end; the air outlet of the high-pressure air turbine is also respectively communicated with the air inlet of the low-pressure first air turbine and the air inlet of the low-pressure second air turbine. The regulating valve is arranged on a path where the air source, the high-pressure air turbine, the low-pressure first air turbine and the low-pressure second air turbine are communicated with each other. The connection relation among the high-pressure air turbine, the low-pressure first air turbine and the low-pressure second air turbine is switched by adjusting the adjusting valve, so that the operation in various combination modes is realized, the air flow passing through the air turbine is adjusted to adapt to the change of the total enthalpy drop of the system, and the air turbine system is ensured to maintain sufficient power output.
Description
Technical Field
The utility model relates to a compressed air energy storage field especially relates to an air turbine system that can adapt to air supply pressure and change by a wide margin.
Background
Compressed air energy storage is an electrical energy storage technology. In the low ebb period of the power grid load, the air is compressed and stored in large-capacity closed spaces such as salt pits, mines, air storage tanks and the like by using electric energy, and in the high ebb period of the power grid load, the compressed air is released to enter an air turbine to expand and do work to drive a generator to generate electricity, so that the peak clipping and ebb filling of the power grid are realized, and the consumption capacity of the power grid on new energy is improved.
The enclosed space for storing compressed air is a fixed volume system. If the air storage volume is limited, in the process of releasing the compressed air, along with the outflow of the air, the air storage pressure is gradually reduced, the total enthalpy drop of the system is gradually reduced, the output power of the air turbine is gradually reduced, and the requirement of output cannot be met. Therefore, aiming at a compressed air energy storage system with limited air storage volume, the problem of how to maintain sufficient power output when the air source pressure of the air turbine is reduced is solved, and the key of the system for stable operation is provided.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides an air turbine system that can adapt to air supply pressure and change by a wide margin, when air supply pressure changes, through switching the relation of connection between the three cylinder, realizes the operation of multiple compound mode, adjusts the air flow that flows through air turbine to the change of adaptation system total enthalpy drop ensures that air turbine system maintains sufficient power output all the time.
To achieve the above objects, the present invention provides an air turbine system including an air source including a first output and a second output for releasing compressed air. And the air inlet of the high-pressure air turbine is communicated to the first output end. The air inlet of the low-pressure first air turbine and the air inlet of the low-pressure second air turbine are communicated to the second output end, and the air outlet of the high-pressure air turbine is communicated with the air inlet of the low-pressure first air turbine and the air inlet of the low-pressure second air turbine respectively.
The regulating valve is arranged on a path where the air source, the high-pressure air turbine, the low-pressure first air turbine and the low-pressure second air turbine are communicated with each other, and the regulating valve is regulated to switch the connection relation among the high-pressure air turbine, the low-pressure first air turbine and the low-pressure second air turbine.
According to the utility model discloses an embodiment, the governing valve includes high pressure air inlet valve and high pressure adjusting valve, locates in proper order on the route of first output intercommunication high pressure air turbine's air inlet for the flow that the air conditioning air supply got into high pressure air turbine. And the high-pressure exhaust valve is arranged on a path of the air outlet of the high-pressure air turbine communicated with the air inlet of the low-pressure air turbine, and is used for adjusting the exhaust flow of the high-pressure air turbine entering the low-pressure air turbine. And the high-pressure bypass valve is arranged on a path of the air outlet of the high-pressure air turbine communicated with the air inlet of the low-pressure second air turbine and used for adjusting the exhaust flow of the high-pressure air turbine into the low-pressure second air turbine. And the low-pressure air inlet valve is arranged on the path of the second output end and is used for regulating the flow of an air source entering the low-pressure first air turbine and the low-pressure second air turbine. The first regulating valve is arranged on an air inlet path of the low-pressure first air turbine and used for regulating the flow entering the low-pressure first air turbine. And the second regulating valve is arranged on the air inlet path of the low-pressure second air turbine and used for regulating the flow entering the low-pressure second air turbine.
According to the utility model discloses an embodiment, high-pressure air turbine's gas outlet, low pressure air turbine's gas outlet and low pressure air turbine's No. two gas outlets all communicate with the atmosphere, and wherein, still be equipped with high-pressure evacuation valve on high-pressure air turbine's the route of gas outlet and atmosphere intercommunication to control high-pressure air turbine's exhaust.
According to the utility model discloses an embodiment, through adjusting the governing valve in order to switch the relation of connection between high-pressure air turbine, the air turbine of low pressure and the air turbine of low pressure No. two, including closing high-pressure evacuation valve, low pressure air inlet valve and No. two adjusting valve, open all the other valves, compressed air gets into high-pressure air turbine, the expansion work of air turbine of low pressure No. one, and high-pressure air turbine and the operation of establishing ties of air turbine of low pressure, and the zero power of air turbine of low pressure is exerted.
Or the high-pressure exhaust valve and the high-pressure bypass valve are closed, the other valves are opened, compressed air enters the high-pressure air turbine, the low-pressure first air turbine and the low-pressure second air turbine to do work through expansion, and the high-pressure air turbine, the low-pressure first air turbine and the low-pressure second air turbine are operated in parallel.
According to the utility model discloses an embodiment, air turbine system still includes high pressure heat exchanger, locates on the route of first output intercommunication high pressure air turbine's air inlet for the compressed air of first output of heating. And the low-pressure heat exchanger is arranged on a path communicated with the second output end and is used for heating the compressed air output by the second output end or the exhaust gas of the high-pressure air turbine.
According to the embodiment of the utility model, high-pressure air turbine, a low pressure air turbine and No. two low pressure air turbines include an at least rotor respectively, and high-pressure air turbine's rotor, a low pressure air turbine's rotor and No. two low pressure air turbine's rotor loop through the coupling joint and form the series shafting.
According to the utility model discloses an embodiment, this series shafting is not gone into to the rotor of No. two air turbines of low pressure, adopts the branch axle to arrange.
According to the utility model discloses an embodiment, air turbine system includes an at least generator, and the series shafting that high-pressure air turbine's rotor, the rotor of the first air turbine of low pressure and the rotor of the second air turbine of low pressure are constituteed passes through the shaft coupling and is connected with the generator.
Or when the rotor of the low-pressure second air turbine adopts split-shaft arrangement, the rotor is separately connected with a generator through a coupler.
According to the utility model discloses an embodiment, pass through the tube coupling between air supply, high-pressure air turbine, the first air turbine of low pressure and the second air turbine of low pressure.
Compared with the prior art, the utility model provides an air turbine system has following beneficial effect at least:
(1) The utility model can adapt to the large-amplitude change of air source pressure, when the air source pressure changes, the operation of various combination modes is realized by switching the connection relation among three cylinders, the flow passing through the air turbine is adjusted to adapt to the change of the total enthalpy drop of the system, the air turbine system is ensured to maintain enough power output all the time, and the fluctuation of the load of the power grid is avoided;
(2) When the air source pressure is sufficient, the low-pressure second air turbine can be in a zero-output state, and one exhaust from the high-pressure air turbine is used as cooling air to take away heat generated by the blast of the low-pressure second air turbine so as to prevent the temperature of the low-pressure second air turbine from exceeding a safety value. Because the exhaust temperature of the high-pressure air turbine is lower, the required cooling air flow can be effectively reduced, and the loss of the system output is reduced;
(3) Because the utility model discloses an air turbine system has the ability that adapts to air supply pressure and change by a wide margin, then the airtight space of storage compressed air can suitably control required gas storage volume, to the gas storage unit that uses gas holder, artifical cave etc. needs the processing cost, this system is favorable to reducing initial investment.
Drawings
The above and other objects, features and advantages of the present invention will become more apparent from the following description of the embodiments of the present invention with reference to the accompanying drawings, in which:
FIG. 1 schematically illustrates an air turbine system according to an embodiment of the present invention;
FIG. 2 schematically illustrates a flow diagram of a method of using an air turbine system according to an embodiment of the present invention.
[ description of reference ]
1-air source; 2-a first output; 3-a second output; 4-a high pressure air turbine; 5-low pressure air turbine number one; 6-low pressure second air turbine; 7-a high pressure intake valve; 8-high pressure regulating valve; 9-high pressure exhaust valve; 10-a high pressure bypass valve; 11-a low pressure inlet valve; 12-a regulating valve; 13-second regulating valve; 14-high pressure evacuation valve; 15-high pressure heat exchanger; 16-a low pressure heat exchanger; 17-a generator.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
As shown in fig. 1, an embodiment of the present invention provides an air turbine system including an air supply 1 including a first output 2 and a second output 3 for releasing compressed air. A high-pressure air turbine 4, the inlet of which high-pressure air turbine 4 is connected to the first output 2. The low-pressure first air turbine 5 and the low-pressure second air turbine 6 are communicated with the second output end 3 respectively through an air inlet of the low-pressure first air turbine 5 and an air inlet of the low-pressure second air turbine 6. The air outlet of the high-pressure air turbine 4 is also respectively communicated with the air inlet of the low-pressure first air turbine 5 and the air inlet of the low-pressure second air turbine 6.
And a regulating valve which can be provided on a path where the air source 1, the high pressure air turbine 4, the low pressure first air turbine 5, and the low pressure second air turbine 6 communicate with each other, wherein the regulating valve is regulated to switch a connection relationship among the high pressure air turbine 4, the low pressure first air turbine 5, and the low pressure second air turbine 6.
Specifically, the regulating valves may include, for example, a high-pressure intake valve 7, a high-pressure regulating valve 8, a high-pressure exhaust valve 9, a high-pressure bypass valve 10, a low-pressure intake valve 11, a regulating valve number one 12, and a regulating valve number two 13. The high-pressure intake valve 7 and the high-pressure regulating valve 8 are sequentially disposed on a path where the first output end 2 is communicated with an air inlet of the high-pressure air turbine 4, and are used for regulating the flow rate of the air source 1 entering the high-pressure air turbine 4.
The high-pressure exhaust valve 9 is disposed on a path where an air outlet of the high-pressure air turbine 4 communicates with an air inlet of the low-pressure air turbine 5, and is used for adjusting the flow rate of exhaust gas of the high-pressure air turbine 4 entering the low-pressure air turbine 5.
The high-pressure bypass valve 10 is disposed on a path where the outlet of the high-pressure air turbine 4 communicates with the inlet of the low-pressure air turbine 6, and is used for adjusting the flow rate of the exhaust gas from the high-pressure air turbine 4 entering the low-pressure air turbine 6.
The low-pressure air inlet valve 11 is arranged on a path of the second output end 3 communicated with the air inlet of the low-pressure first air turbine 5 and the air inlet of the low-pressure second air turbine 6, and is used for adjusting the flow of the air source 1 entering the low-pressure first air turbine 5 and the low-pressure second air turbine 6.
A first regulating valve 12 is provided in an intake path of the low pressure first air turbine 5 for regulating a flow rate into the low pressure first air turbine 5.
A second control valve 13 is arranged in the intake path of the low-pressure second air turbine 6 for controlling the flow into the low-pressure second air turbine 6.
In particular, the high-pressure inlet valve 7 and the high-pressure regulating valve 8 can be combined, for example, into one valve, which can both control the flow and close or open a switch.
Alternatively, the first adjustment valve 12 and the second adjustment valve 13 may be set as two-way valves or other valves that control the flows of two paths at the same time, but not limited thereto.
Further, the air outlet of the high pressure air turbine 4, the air outlet of the low pressure air turbine 5 and the air outlet of the low pressure air turbine 6 are all communicated with the atmosphere, wherein a high pressure emptying valve 14 is further arranged on a path of the air outlet of the high pressure air turbine 4 communicated with the atmosphere to control the exhaust of the high pressure air turbine 4.
In the embodiment of the present invention, the control valve is adjusted to switch the connection relationship between the high pressure air turbine 4, the low pressure air turbine 5, and the low pressure air turbine 6.
Specifically, the high-pressure emptying valve 14, the low-pressure air inlet valve 11 and the second adjusting valve 13 are closed, the high-pressure air inlet valve 7, the high-pressure adjusting valve 8, the high-pressure air outlet valve 9, the high-pressure bypass valve 10 and the first adjusting valve 12 are opened, compressed air enters the high-pressure air turbine 4 and the low-pressure first air turbine 5 to perform expansion work, one exhaust of the high-pressure air turbine 4 is used for cooling the low-pressure second air turbine 6, the high-pressure air turbine 4 and the low-pressure first air turbine 5 operate in series, and the low-pressure second air turbine 6 has zero output.
The high-pressure exhaust valve 9 and the high-pressure bypass valve 10 are closed, the high-pressure intake valve 7, the high-pressure regulating valve 8, the low-pressure intake valve 11, the first regulating valve 12, the second regulating valve 13 and the high-pressure exhaust valve 14 are opened, compressed air enters the high-pressure air turbine 4, the low-pressure first air turbine 5 and the low-pressure second air turbine 6 to expand and do work, and the high-pressure air turbine 4, the low-pressure first air turbine 5 and the low-pressure second air turbine 6 operate in parallel.
In the embodiment of the present invention, a high pressure heat exchanger 15 is disposed on the path of the air inlet of the first output end 2 connected to the high pressure air turbine 4 for heating the compressed air output from the first output end 2, and a low pressure heat exchanger 16 is disposed on the path of the air inlet of the second output end 3 connected to the first low pressure air turbine 5 and the second low pressure air turbine 6 for heating the compressed air output from the second output end 3 or the exhaust of the high pressure air turbine 4.
In an embodiment of the present invention, the high pressure air turbine 4, the low pressure first air turbine 5 and the low pressure second air turbine 6 may include at least one rotor, and the rotor of the high pressure air turbine 4, the rotor of the low pressure first air turbine 5 and the rotor of the low pressure second air turbine 6 are coupled to form a series shafting. Alternatively, the rotors of the low-pressure second air turbine 6 may be arranged in a split-shaft arrangement instead of being connected in series with the shafting.
In the embodiment of the present invention, the series shafting formed by the rotor of the high pressure air turbine 4, the rotor of the low pressure first air turbine 5, and the rotor of the low pressure second air turbine 6 is connected to the generator 17 through the shaft coupling.
In the embodiment of the present invention, when the rotor of the low-pressure second air turbine 6 is arranged in a split-shaft manner, it is connected to a generator through a coupling.
In the embodiment of the present invention, the air source 1, the high pressure air turbine 4, the low pressure first air turbine 5, and the low pressure second air turbine 6 are connected to each other by a pipeline.
As shown in FIG. 2, an embodiment of the present invention provides a method of using an air turbine system according to the above, including the following steps S1-S2.
S1, when the pressure of an air source 1 is sufficient, a high-pressure emptying valve 14, a low-pressure air inlet valve 11 and a second adjusting valve 13 are in a closed state, a high-pressure air inlet valve 7, a high-pressure adjusting valve 8, a high-pressure exhaust valve 9, a high-pressure bypass valve 10 and a first adjusting valve 12 are in an open state, and compressed air output by a first output end 2 enters a high-pressure air turbine 4 to do work through expansion after being heated by a high-pressure heat exchanger 15. One exhaust of the high-pressure air turbine 4 is heated by the low-pressure heat exchanger 16 and then enters the low-pressure air turbine 5 to perform expansion work. The other exhaust gas of the high-pressure air turbine 4 is introduced as cooling air into the low-pressure air turbine 6, and removes heat generated by the blast of the low-pressure air turbine 6. The exhaust gas of the low-pressure first air turbine 5 and the low-pressure second air turbine 6 is discharged to the atmosphere. At this time, the high-pressure air turbine 4 and the low-pressure first air turbine 5 are in a series operation state, the low-pressure second air turbine 6 is in a zero-output state, and the flow rate flowing through the air turbines is matched with the total enthalpy drop of the system, so that sufficient power is ensured to be generated.
And S2, when the pressure of the air source 1 is reduced, opening the low-pressure air inlet valve 11 and the second regulating valve 13, closing the high-pressure bypass valve 10, gradually closing the high-pressure exhaust valve 9 in the process of opening the low-pressure air inlet valve 11, and gradually opening the high-pressure emptying valve 14. The compressed air output by the first output end 2 is heated by the high-pressure heat exchanger 15 and then enters the high-pressure air turbine 4 to do work through expansion. The compressed air output by the second output end 3 is heated by the low-pressure heat exchanger 16 and then enters the low-pressure first air turbine 5 and the low-pressure second air turbine 6 to do work through expansion. The exhaust gases of the high-pressure air turbine 4, the low-pressure air turbine 5 and the low-pressure air turbine 6 are discharged into the atmosphere. At this time, the high-pressure air turbine 4, the low-pressure first air turbine 5, and the low-pressure second air turbine 6 are in a parallel operation state, and the flow rate flowing through the air turbines matches with the total enthalpy drop of the system, so that sufficient power is ensured to be generated.
When the pressure of the air source 1 is sufficient, if the low-pressure second air turbine 6 is arranged in a split-shaft mode, the low-pressure second air turbine 6 is not required to be put into operation. The high-pressure bypass valve 10 is in a closed state, all exhaust gas of the high-pressure air turbine 4 is heated by the low-pressure heat exchanger 16 and then enters the low-pressure first air turbine 5 to perform expansion work, and the high-pressure air turbine 4 and the low-pressure first air turbine 5 are in a serial operation state.
To sum up, the embodiment of the present invention provides an air turbine system and an operation method thereof, the system includes: the system comprises an air source 1, a high-pressure air turbine 4, a low-pressure first air turbine 5, a low-pressure second air turbine 6 and a regulating valve. The connection states of the high-pressure air turbine 4, the low-pressure first air turbine 5 and the low-pressure second air turbine 6 are switched by adjusting the closing and opening of the adjusting valve so as to adapt to the change of the total enthalpy drop of the system and ensure that the air turbine system always maintains enough power output.
The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. The terms "comprises," "comprising," and the like, as used herein, specify the presence of stated features, steps, operations, and/or components, but do not preclude the presence or addition of one or more other features, steps, operations, or components.
Similarly, in the previous description of exemplary embodiments of the invention, various features of the invention are sometimes grouped together in a single embodiment, figure, or description thereof for the purpose of streamlining the disclosure and aiding in the understanding of one or more of the various inventive aspects. Reference to the description of the terms "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., means 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.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to implicitly indicate the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
The above-mentioned embodiments, further detailed description of the objects, technical solutions and advantages of the present invention, it should be understood that the above-mentioned embodiments are only specific embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalent substitutions, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. An air turbine system, comprising:
an air source (1) comprising a first output (2) and a second output (3) for releasing compressed air;
a high-pressure air turbine (4), an air inlet of the high-pressure air turbine (4) being connected to the first output (2);
the air inlet of the low-pressure first air turbine (5) and the air inlet of the low-pressure second air turbine (6) are communicated to the second output end (3), and the air outlet of the high-pressure air turbine (4) is communicated with the air inlet of the low-pressure first air turbine (5) and the air inlet of the low-pressure second air turbine (6) respectively;
the regulating valve is arranged on a path where the air source (1), the high-pressure air turbine (4), the low-pressure first air turbine (5) and the low-pressure second air turbine (6) are communicated with each other;
wherein the connection relationship among the high pressure air turbine (4), the low pressure air turbine (5), and the low pressure air turbine (6) is switched by adjusting the regulating valve.
2. The air turbine system of claim 1, wherein the regulator valve comprises:
the high-pressure air inlet valve (7) and the high-pressure adjusting valve (8) are sequentially arranged on a path of the first output end (2) communicated with the air inlet of the high-pressure air turbine (4) and are used for adjusting the flow of the air source (1) entering the high-pressure air turbine (4);
the high-pressure exhaust valve (9) is arranged on a path of an air outlet of the high-pressure air turbine (4) communicated with an air inlet of the low-pressure first air turbine (5) and is used for adjusting the flow of exhaust gas of the high-pressure air turbine (4) entering the low-pressure first air turbine (5);
the high-pressure bypass valve (10) is arranged on a path of an air outlet of the high-pressure air turbine (4) communicated with an air inlet of the low-pressure second air turbine (6) and is used for adjusting the flow of exhaust gas of the high-pressure air turbine (4) entering the low-pressure second air turbine (6);
the low-pressure air inlet valve (11) is arranged on a path of the second output end (3) communicated with an air inlet of the first low-pressure air turbine (5) and an air inlet of the second low-pressure air turbine (6) and used for adjusting the flow of the air source (1) entering the first low-pressure air turbine (5) and the second low-pressure air turbine (6);
a first regulating valve (12) provided in an intake path of the low-pressure first air turbine (5) for regulating a flow rate into the low-pressure first air turbine (5);
and the second regulating valve (13) is arranged on the air inlet path of the low-pressure second air turbine (6) and is used for regulating the flow entering the low-pressure second air turbine (6).
3. The air turbine system as claimed in claim 1, characterized in that the outlet of the high-pressure air turbine (4), the outlet of the low-pressure air turbine (5) and the outlet of the low-pressure air turbine (6) are each connected to the atmosphere, wherein a high-pressure emptying valve (14) is also provided in the path of the outlet of the high-pressure air turbine (4) connected to the atmosphere in order to control the exhaust of the high-pressure air turbine (4).
4. The air turbine system of claim 1, further comprising:
the high-pressure heat exchanger (15) is arranged on a path of the first output end (2) communicated with an air inlet of the high-pressure air turbine (4) and used for heating the compressed air output by the first output end (2);
the low-pressure heat exchanger (16) is arranged on a path of the second output end (3) communicated with the air inlet of the first low-pressure air turbine (5) and the air inlet of the second low-pressure air turbine (6) and used for heating the compressed air output by the second output end (3) or the exhaust gas of the high-pressure air turbine (4).
5. The air turbine system as claimed in claim 1, characterized in that the high-pressure air turbine (4), the low-pressure first air turbine (5) and the low-pressure second air turbine (6) each comprise at least one rotor, and the rotor of the high-pressure air turbine (4), the rotor of the low-pressure first air turbine (5) and the rotor of the low-pressure second air turbine (6) are connected in sequence by a coupling to form a tandem shafting.
6. The air turbine system according to claim 5, wherein the rotors of the low-pressure air turbine number two (6) are not strung into the tandem shafting, but are arranged in split-shaft fashion.
7. The air turbine system as claimed in claim 6, characterized in that the air turbine system comprises at least one generator, the series shafting consisting of the rotor of the high-pressure air turbine (4), the rotor of the low-pressure air turbine (5) and the rotor of the low-pressure air turbine (6) being connected to the generator (17) by means of a coupling;
or when the rotor of the low-pressure second air turbine (6) is arranged in a split-shaft mode, the rotor is independently connected with a generator through a coupler.
8. The air turbine system as claimed in claim 1, characterized in that the air supply (1), the high-pressure air turbine (4), the low-pressure air turbine (5) and the low-pressure air turbine (6) are connected by a line.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202221529726.0U CN218235186U (en) | 2022-06-16 | 2022-06-16 | Air turbine system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202221529726.0U CN218235186U (en) | 2022-06-16 | 2022-06-16 | Air turbine system |
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| CN218235186U true CN218235186U (en) | 2023-01-06 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114991886A (en) * | 2022-06-16 | 2022-09-02 | 北京全四维动力科技有限公司 | Air turbine system and method of operating the same |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114991886A (en) * | 2022-06-16 | 2022-09-02 | 北京全四维动力科技有限公司 | Air turbine system and method of operating the same |
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