CN113294211A - Micro-pressure air energy recovery device - Google Patents
Micro-pressure air energy recovery device Download PDFInfo
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- CN113294211A CN113294211A CN202110554965.5A CN202110554965A CN113294211A CN 113294211 A CN113294211 A CN 113294211A CN 202110554965 A CN202110554965 A CN 202110554965A CN 113294211 A CN113294211 A CN 113294211A
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- 238000011084 recovery Methods 0.000 title claims abstract description 26
- 238000000926 separation method Methods 0.000 claims description 10
- 230000001133 acceleration Effects 0.000 claims description 6
- 238000001914 filtration Methods 0.000 claims description 6
- 230000008030 elimination Effects 0.000 claims description 5
- 238000003379 elimination reaction Methods 0.000 claims description 5
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 238000004064 recycling Methods 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 11
- 230000008569 process Effects 0.000 abstract description 9
- 239000007789 gas Substances 0.000 description 27
- 239000000463 material Substances 0.000 description 6
- 238000000855 fermentation Methods 0.000 description 4
- 230000004151 fermentation Effects 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 239000010865 sewage Substances 0.000 description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 3
- 230000030279 gene silencing Effects 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 239000001301 oxygen Substances 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 239000003124 biologic agent Substances 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
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- 239000010687 lubricating oil Substances 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000036284 oxygen consumption Effects 0.000 description 1
- 241001148471 unidentified anaerobic bacterium Species 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D15/00—Adaptations of machines or engines for special use; Combinations of engines with devices driven thereby
- F01D15/10—Adaptations for driving, or combinations with, electric generators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D17/00—Regulating or controlling by varying flow
- F01D17/10—Final actuators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
- F01D25/30—Exhaust heads, chambers, or the like
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
- F01D9/00—Stators
- F01D9/02—Nozzles; Nozzle boxes; Stator blades; Guide conduits, e.g. individual nozzles
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
- G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
- G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
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- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
- Wind Motors (AREA)
Abstract
The invention discloses a micro-pressure air energy recovery device, which comprises: an air inlet pipe; the air inlet pipe is communicated with the quick-closing switching valve; the air volume adjusting valve is communicated with the quick-closing switching valve and is also communicated with a first connecting pipe, and the first connecting pipe is communicated with a generator set; the quick-closing switching valve is also communicated with an exhaust pipe; the quick-closing switching valve comprises a first air outlet and a second air outlet, the first air outlet is communicated with the air volume adjusting valve, the second air outlet is communicated with the exhaust pipe, and only one of the first air outlet and the second air outlet is in an opening state. The technical scheme of the invention can utilize the compressed air discharged by other process flows to the maximum efficiency and save energy.
Description
Technical Field
The invention relates to the technical field of air energy utilization equipment, in particular to a micro-pressure air energy recovery device.
Background
In the fermentation industry and the biological agent industry with larger oxygen consumption, a large amount of compressed air is needed, and the exhaust of the compressed air is exhausted under pressure because a certain pressure is needed in the tank body for process activities.
At present, the only effective utilization of the compressed air discharged from the tail end of the technical process in the industry is the oxygen exposure operation of sewage treatment, and the residual pressure of the compressed air and the residual oxygen content in the compressed air are utilized to kill anaerobic bacteria in the sewage. However, the application is limited, the usage amount of the compressed air for sewage treatment is limited, the tail gas of the compressed air used for sewage treatment in the fermentation industry only accounts for less than one third of the discharge amount according to statistics, and the rest two thirds of the compressed air is discharged in vain, so that a great amount of energy is wasted.
Disclosure of Invention
The invention mainly aims to provide a micro-pressure air energy recovery device, and aims to solve the technical problem of large energy waste caused by the existing discharge of compressed air.
In order to achieve the above object, the present invention provides a micro-pressure air energy recovery device, comprising:
the air inlet pipe is used for inputting micro-pressure air;
the air inlet pipe is communicated with the quick-closing switching valve;
the air volume adjusting valve is communicated with the quick-closing switching valve and is also communicated with a first connecting pipe, and the first connecting pipe is communicated with a generator set;
the quick-closing switching valve is also communicated with an exhaust pipe;
the quick-closing switching valve comprises a first air outlet and a second air outlet, the first air outlet is communicated with the air volume regulating valve, and the quick-closing switching valve is provided with a first state that the first air outlet is communicated with the air volume regulating valve and a second state that the second air outlet is communicated with the exhaust pipe.
Optionally, the quick-closing switching valve includes a valve body and a valve core, the first air outlet and the second air outlet are disposed on the valve body, and the valve core is rotatably connected inside the valve body to selectively open one of the first air outlet and the second air outlet.
Optionally, the valve core includes an air duct, the air duct forms an opening area and a shielding area, when the opening area coincides with the first air outlet or the second air outlet, air flows, and when the shielding area coincides with the first air outlet or the second air outlet, air flow stops.
Optionally, a filtering structure is arranged in the air volume adjusting valve.
Optionally, the filtering structure includes a plurality of windward baffles, the quick-closing switching valve is disposed in the air volume adjusting valve, and the first air outlet is disposed toward the windward baffles.
Optionally, the top and the bottom of the inner wall of the air volume adjusting valve are both provided with the windward baffles, and the adjacent windward baffles are arranged alternately.
Optionally, an air accelerator is further disposed between the first connecting pipe and the generator set.
Optionally, the air accelerator comprises an accelerating channel, the accelerating channel comprises an inlet and an outlet, the cross-sectional area of the accelerating channel is gradually reduced in the direction from the inlet to the outlet, the ratio of the cross-sectional area of the inlet to the cross-sectional area of the outlet is 13-16, and the length of the accelerating channel is 43-65 mm.
Optionally, the power generating unit comprises a turbine, the turbine comprises a moving blade, and the moving blade expansion degree interval is between 1.2 and 1.5.
Optionally, the exhaust pipe is communicated with an evacuation separation tank, the inner wall of the evacuation separation tank is uniformly provided with a plurality of silencing pieces along the axial direction, one side of each silencing piece is connected to the inner wall, and the other side of each silencing piece is arranged towards the axial direction of the evacuation separation tank;
and/or the quick-closing switching valve is communicated with the exhaust pipe through a second connecting pipe, and the generator set is also communicated with the exhaust pipe.
According to the technical scheme, the quick-closing switching valve is arranged on the air inlet pipe and is respectively communicated with the generator set and the discharge pipe, the valve core is rotated to facilitate switching of the flow direction of gas, when the recovery device breaks down, the valve core is rotated to switch the compressed gas into the discharge pipe, and the production process of the original compressed gas can be guaranteed not to be affected. The realization of this technical scheme can carry out effectual recovery with the compressed air's that originally discharges kinetic energy, and the rate of recovery can reach more than eighty percent. The method can greatly reduce the power consumption of production enterprises with fermentation processes, increase the benefits of the enterprises, and make great contribution to reducing the carbon emission of the society.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that 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 according to the structures shown in the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an embodiment of a micro-pressure air energy recovery device according to the present invention;
FIG. 2 is a schematic structural diagram of an embodiment of the micro-pressure air energy recovery device of the present invention;
FIG. 3 is a schematic structural view of an embodiment of an air volume adjusting valve and a quick-closing switching valve according to the present invention;
FIG. 4 is a schematic structural view of an embodiment of a valve cartridge of the quick-closing switching valve of the present invention;
FIG. 5 is a schematic view of the structure of the air accelerator of the present invention in cooperation with a rotor blade;
FIG. 6 is a schematic view of the acceleration channel structure of the present invention;
FIG. 7 is a schematic view of a rotor blade according to the present invention.
The reference numbers illustrate:
the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.
In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
In addition, if there is a description of "first", "second", etc. in an embodiment of the present invention, the description of "first", "second", etc. is for descriptive purposes only and is not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the meaning of "and/or" appearing throughout includes three juxtapositions, exemplified by "A and/or B" including either A or B or both A and B. In addition, technical solutions between various embodiments may be combined with each other, but must be realized by a person skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination should not be considered to exist, and is not within the protection scope of the present invention.
The invention provides a micro-pressure air energy recovery device.
In an embodiment of the present invention, as shown in fig. 1 to 6, the micro-pressure air energy recovery apparatus includes:
the air inlet pipe 1 is used for inputting micro-pressure air;
the air inlet pipe 1 is communicated with the quick-closing switching valve 2;
the air volume adjusting valve 3 is communicated with the quick-closing switching valve 2, the air volume adjusting valve 3 is also communicated with a first connecting pipe 5, and the first connecting pipe 5 is communicated with a generator set 6;
the quick-closing switching valve 2 is also communicated with an exhaust pipe 4;
the quick-closing switching valve 2 comprises a first air outlet 221 and a second air outlet 222, the first air outlet 221 is communicated with the air volume adjusting valve 3, and the quick-closing switching valve 2 has a first state that the first air outlet 221 is communicated with the air volume adjusting valve 3 and a second state that the second air outlet 222 is communicated with the exhaust pipe 4.
The technical scheme of the invention is to recycle some compressed gas discharged by industrial production, in the embodiment, one end of a gas inlet pipe 1 is connected with equipment for discharging the compressed gas by the industrial production, the compressed gas enters a quick-closing switching valve 2 of the recovery device through the gas inlet pipe 1, and then the flow direction of the compressed gas is controlled through the quick-closing switching valve 2. The direction of flow includes the direct discharge and genset 6 direction, wherein genset 6 is the mechanism that generates electricity using compressed gas.
In a specific implementation process, when the quick-closing switching valve 2 is in the first state, the first air outlet 221 is in an open state, the quick-closing switching valve is communicated with the air volume adjusting valve 3, the second air outlet 222 is in a closed state, and compressed air enters the air volume adjusting valve 3 through the first air outlet 221 and then enters the generator set 6 through the air volume adjusting valve 3; when the quick-closing switching valve 2 is in the second state, the middle second gas outlet 222 is in the open state, the first gas outlet 221 is in the closed state, and the compressed gas enters the gas exhaust pipe 4 through the second gas outlet 222 and is exhausted.
According to the technical scheme, the quick-closing switching valve 2 is arranged in the air inlet pipe 1, the quick-closing switching valve 2 is respectively communicated with the generator set 6 and the discharge pipe, the valve core 21 is rotated to facilitate switching of the flow direction of gas, when the recovery device breaks down, the valve core 21 is rotated to switch the compressed gas into the exhaust pipe 4, and the production process of the original compressed gas can be guaranteed not to be affected. The realization of this technical scheme can carry out effectual recovery with the compressed air's that originally discharges kinetic energy, and the rate of recovery can reach more than eighty percent. The method can greatly reduce the power consumption of production enterprises with fermentation processes, increase the benefits of the enterprises, and make great contribution to reducing the carbon emission of the society.
In the present technical solution, in the quick-closing switching valve 2, when the first air outlet 221 is closed, the second air outlet 222 is in an open state, and the gas circulates through the second air outlet 222; when the first air outlet 221 is opened, the second air outlet 222 is in a closed state, and the air flows through the first air outlet 221.
Optionally, the quick-closing switching valve 2 includes a valve body 22 and a valve core 21, the first air outlet 221 and the second air outlet 222 are opened on the valve body 22, and the valve core 21 is rotatably connected inside the valve body 22 to selectively open one of the first air outlet 221 and the second air outlet 222.
When the valve core 21 is rotated and the valve core 21 blocks the second air outlet 222, the first air outlet 221 of the valve body 22 and the air volume adjusting valve 3 are in a conducting state, and the gas flows to the generator set through the air volume adjusting valve 3 to generate power; when the valve element 21 is further rotated and the valve element 21 blocks the first air outlet 221, the second air outlet 222 of the valve body 22 is in a communication state with the exhaust pipe, and the gas is exhausted through the exhaust pipe.
Further, the valve body 21 includes an air guide cylinder. The air duct is provided with an opening area 211 and a shielding area 212, when the opening area 211 is overlapped with the first air outlet 221 or the second air outlet 222, the air flows, and when the shielding area 212 is overlapped with the first air outlet 221 or the second air outlet 222, the air flow stops.
In this embodiment, the air duct of the valve body 22 is cylindrical, the valve core 21 further includes a rotating shaft therein, a hollow support is connected between the rotating shaft and the blocking piece 212, two open areas 211 and two blocking areas 212 are provided, specifically, the hollow support divides the air duct of the valve body 22 into four parts, wherein two adjacent parts are the open areas 211, and the other two adjacent parts are the blocking areas 212. Thus, when the generator set 6 is in a power generation state, one opening area 211 of the valve core 21 is communicated with the first air outlet 221 of the air duct of the valve body 22, at this time, the air inlet pipe 1 is communicated with the generator set 6 to realize power generation by using compressed gas, and at this time, one shielding area 212 of the valve core 21 blocks the second air outlet 222, and the air inlet pipe 1 is stopped to be communicated with the exhaust pipe 4; rotating the valve core 21, wherein the other opening area 211 of the valve core 21 is communicated with the second air outlet 222 of the air guide cylinder of the valve body 22, at this time, the air inlet pipe 1 is communicated with the air outlet pipe 4 to realize air exhaust, the other shielding area 212 of the valve core 21 blocks the first air outlet 221, the air inlet pipe 1 is stopped to be communicated with the generator set 6, and the generator set 6 is in a stop state; when switching is required, it is sufficient to rotate the valve body 22 in reverse, thereby enabling quick switching.
Optionally, a filtering device is arranged in the air volume adjusting valve 3.
In this embodiment, filter equipment can be network structure, blocks the material that carries in the gas, avoids getting into generating set.
Further, the present embodiment proposes another specific structure of the filter device. The filtering structure comprises a plurality of windward baffles 31, the quick-closing switching valve 2 is arranged in the air volume regulating valve 3, and the first air outlet 221 is arranged towards the windward baffles 31.
Furthermore, the windward baffles 31 are arranged at the top and the bottom of the inner wall of the air volume adjusting valve 3, and the adjacent windward baffles 31 are arranged alternately.
In a specific implementation process, the structure of the air volume adjusting valve 3 is a cylindrical structure or a cubic structure, and the like, and is not limited in the technical scheme. In the present embodiment, the air volume adjusting valve 3 has a square structure as an example. Specifically, pipeline connectors are respectively arranged at two ends of the air volume adjusting valve 3, and the two pipeline connectors are respectively communicated with the exhaust pipe 4 and the first connecting pipe 5. The quick-closing switching valve 2 is installed at one end of the air volume adjusting valve 3, the first air outlet 221 faces the direction of a pipeline connecting port communicated with the first connecting pipe 5, and the second air outlet 222 faces the pipeline connecting port communicated with the exhaust pipe 4. The windward baffles 31 are arranged between the first air outlet 221 and the pipeline connecting port of the first connecting pipe 5, and one windward baffle 31 of the two adjacent windward baffles 31 is arranged on the top surface of the air volume adjusting valve 3, and the other windward baffle 31 is arranged on the bottom surface and is alternately arranged according to the rule. In the specific implementation process, the compressed gas can be doped with materials, when the compressed gas passes through the windward baffle 31, the materials are ejected after impacting the windward baffle 31, and under the action of impact force and the gravity of the materials, the materials can be blocked between the windward baffles 31, so that the materials are prevented from entering the generator set 6 to cause damage.
Optionally, an air accelerator is further disposed between the first connecting pipe 5 and the generator set 6.
Further, the air accelerator comprises an accelerating channel 9, the accelerating channel comprises an inlet and an outlet, the cross-sectional area of the accelerating channel 9 is gradually reduced in the direction from the inlet to the outlet, the ratio of the cross-sectional area of the inlet to the cross-sectional area of the outlet is 13-16, and the length of the accelerating channel is 43-65 mm.
In the implementation process, the discharge of the compressed air has a tail pressure of 30-150 kpa, the tail pressure of 30-150 kpa needs to be fully utilized, and the pressure energy needs to be efficiently converted into the kinetic energy, namely the compressed air needs to be accelerated in the air accelerator more efficiently. The inlet of the air accelerating channel is the direction of the compressed air entering the air accelerator, and the outlet of the air accelerating channel is the direction of the compressed air exiting the air accelerator. According to the pressure of the compressed air used, as shown in fig. 6, when the inlet of the acceleration channel is S1 and the outlet is S2, the convergence ratio is S1/S2 is 13-16, the convergence ratio of the inlet to the outlet is controlled to 13-16, and the convergence length is controlled to 43-65 mm, so as to obtain the optimal speed.
Optionally, the power unit 6 comprises a turbine comprising moving blades 61, and the expanse of the moving blades 61 is between 1.2 and 1.5.
In the concrete implementation process, after the compressed air is accelerated by the air accelerator, the speed of the compressed air reaches 300 m/s-500 m/s, the kinetic energy of the compressed air at the speed is converted into the mechanical energy of the turbine as much as possible, the kinetic energy is required to be converted in the moving blades 61 of the turbine, the linear shape of the moving blades 61 of the turbine has the greatest influence, and the turbine moving blades with the turbine moving blade expansion degree of 1.2-1.5 are selected according to the circumferential speed when the turbine moving blades rotate and the absolute speed of the compressed air, so that most kinetic energy of the compressed air in the moving blades is converted into the rotating mechanical energy to generate electricity, and the compressed air is utilized to the maximum extent. Specifically, as shown in fig. 7, when the inlet of the turbine rotor blade is S3 and the outlet is S4, the expansion ratio S3/S4 is 1.2 to 1.5.
Optionally, the quick-closing switching valve 2 is communicated with the exhaust pipe 4 through a second connecting pipe 7, and the generator set 6 is also communicated with the exhaust pipe 4.
The second connecting pipe 7 is connected between the quick-closing switching valve 2 and the exhaust pipe 4, the generator set 6 is communicated with the exhaust pipe 4, a small amount of compressed air flows out after the generator set 6 utilizes the compressed air, and then the compressed air can be discharged through the exhaust pipe 4.
Optionally, the exhaust pipe 4 is communicated with an evacuation separation tank 8, the inner wall of the evacuation separation tank 8 is uniformly provided with a plurality of muffling sheets 81 along the axis direction, one side of each muffling sheet 81 is connected to the inner wall, and the other side of each muffling sheet 81 is arranged towards the axis direction of the evacuation separation tank 8;
and/or the quick-closing switching valve 2 is communicated with the exhaust pipe 4 through a second connecting pipe 7, and the generator set 6 is also communicated with the exhaust pipe 4.
The second connecting pipe 7 is connected between the quick-closing switching valve 2 and the exhaust pipe 4, the generator set 6 is communicated with the exhaust pipe 4, a small amount of compressed air flows out after the generator set 6 utilizes the compressed air, and then the compressed air can be discharged through the exhaust pipe 4.
The compressed air produces noise when discharged, and in this embodiment, the exhaust pipe 4 is connected to the evacuation separator tank 8 at the rear to eliminate noise. Specifically, evacuation knockout drum 8 is the vertical jar body that sets up on ground, and open-top 211 sets up, and the vertical noise elimination piece 81 that sets up of inner wall, noise elimination piece 81 are rectangular sheet structure, and one side is connected with the inner wall, and the opposite side is towards axle center direction.
In addition, in the specific implementation process, the generator set 6 further includes a mechanical energy transmission shaft, a coupling, a bearing, a lubricating oil system, an instrument system, a control system, and the like, which are all devices for ensuring that mechanical energy is converted into electrical energy.
From this, among the compressed air recovery unit that this technical scheme provided, compressed air gets into fast closed switch valve 2 by intake pipe 1, and fast closed switch valve 2 controls the flow direction of air current, wherein, flows to generating set 6: first air outlet 221, air volume control valve 3 (windward baffle 31), first connecting pipe 5, generator set 6 (turbine), exhaust pipe 4, directly to exhaust pipe 4: second outlet 222, second connecting pipe 7, exhaust pipe 4, and the gas discharged into exhaust pipe 4 from both lines is discharged through evacuation separation tank 8.
The above description is only an alternative embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. A micropressure air energy recovery device, characterized by comprising:
the air inlet pipe is used for inputting micro-pressure air;
the air inlet pipe is communicated with the quick-closing switching valve;
the air volume adjusting valve is communicated with the quick-closing switching valve and is also communicated with a first connecting pipe, and the first connecting pipe is communicated with a generator set;
the quick-closing switching valve is also communicated with an exhaust pipe;
the quick-closing switching valve comprises a first air outlet and a second air outlet, the first air outlet is communicated with the air volume regulating valve, and the quick-closing switching valve is provided with a first state that the first air outlet is communicated with the air volume regulating valve and a second state that the second air outlet is communicated with the exhaust pipe.
2. The recovery apparatus for micropressure air energy according to claim 1, wherein the quick-closing switching valve comprises a valve body and a valve core, the first air outlet and the second air outlet are formed in the valve body, and the valve core is rotatably connected to the inside of the valve body to selectively open one of the first air outlet and the second air outlet.
3. The micro-pressure air energy recovery device according to claim 2, wherein the valve core comprises an air guide cylinder, the air guide cylinder is provided with an opening area and a shielding area, when the opening area is overlapped with the first air outlet or the second air outlet, the air flows through, and when the shielding area is overlapped with the first air outlet or the second air outlet, the air flow stops.
4. The recycling apparatus for minute-pressure air energy as claimed in claim 1, wherein said air volume adjusting valve is provided with a filtering structure therein.
5. The recovery apparatus of micropressure air energy according to claim 4, wherein the filtering structure comprises a plurality of windward baffles, the quick-closing switching valve is disposed in the air volume adjusting valve, and the first air outlet is disposed toward the windward baffles.
6. The recycling apparatus for air energy according to claim 5, wherein the top and bottom of the inner wall of said air volume adjusting valve are provided with said windward baffles, and the adjacent windward baffles are arranged alternately.
7. The micro-pressure air energy recovery device as claimed in claim 1, wherein an air accelerator is further provided between the first connection pipe and the generator set.
8. The recovery apparatus of air energy under micropressure according to claim 7, wherein the air accelerator comprises an acceleration channel, the acceleration channel comprises an inlet and an outlet, the cross-sectional area of the acceleration channel is tapered in the direction from the inlet to the outlet, wherein the ratio of the cross-sectional area of the inlet to the cross-sectional area of the outlet is between 13 and 16, and the length of the acceleration channel is between 43 and 65 mm.
9. The micro-pressure air energy recovery device according to claim 8, wherein the generator set comprises a turbine, the turbine comprises a moving blade, and the moving blade has an expansion degree interval of 1.2-1.5.
10. The micro-pressure air energy recovery device according to claim 1, wherein the exhaust pipe is communicated with an evacuation separation tank, a plurality of noise elimination sheets are uniformly arranged on the inner wall of the evacuation separation tank along the axial direction, one side of each noise elimination sheet is connected to the inner wall, and the other side of each noise elimination sheet is arranged towards the axial direction of the evacuation separation tank;
and/or the quick-closing switching valve is communicated with the exhaust pipe through a second connecting pipe, and the generator set is also communicated with the exhaust pipe.
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| CN202110554965.5A CN113294211B (en) | 2021-05-20 | 2021-05-20 | Micro-pressure air energy recovery device |
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| CN202110554965.5A CN113294211B (en) | 2021-05-20 | 2021-05-20 | Micro-pressure air energy recovery device |
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| CN117927867A (en) * | 2024-03-21 | 2024-04-26 | 中齐能源科技有限公司 | Micro-pressure air energy recovery device |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| US20020001523A1 (en) * | 2000-06-30 | 2002-01-03 | Seiji Tsuru | Air compressor and method of operating the same |
| CN104343727A (en) * | 2013-07-30 | 2015-02-11 | 三电有限公司 | Centrifugal air blower and vehicle-mounting air-conditioning apparatus comprising same |
| CN105264197A (en) * | 2013-02-06 | 2016-01-20 | 韩承周 | Magnetic drive type air charging device |
| CN214887250U (en) * | 2021-05-20 | 2021-11-26 | 中齐能源科技有限公司 | Micro-pressure air energy recovery device |
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| JPH0874729A (en) * | 1994-07-05 | 1996-03-19 | Toshitaka Yasuda | Method for converting gravity acting on flow of fluid into kinetic energy and device thereof |
| US20020001523A1 (en) * | 2000-06-30 | 2002-01-03 | Seiji Tsuru | Air compressor and method of operating the same |
| CN105264197A (en) * | 2013-02-06 | 2016-01-20 | 韩承周 | Magnetic drive type air charging device |
| CN104343727A (en) * | 2013-07-30 | 2015-02-11 | 三电有限公司 | Centrifugal air blower and vehicle-mounting air-conditioning apparatus comprising same |
| CN214887250U (en) * | 2021-05-20 | 2021-11-26 | 中齐能源科技有限公司 | Micro-pressure air energy recovery device |
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| CN117927867A (en) * | 2024-03-21 | 2024-04-26 | 中齐能源科技有限公司 | Micro-pressure air energy recovery device |
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| CN113294211B (en) | 2024-05-31 |
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