CN105089796A - Rotating vane type efficient noise-reduction air filtering device for gas turbine - Google Patents
Rotating vane type efficient noise-reduction air filtering device for gas turbine Download PDFInfo
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- CN105089796A CN105089796A CN201510529249.6A CN201510529249A CN105089796A CN 105089796 A CN105089796 A CN 105089796A CN 201510529249 A CN201510529249 A CN 201510529249A CN 105089796 A CN105089796 A CN 105089796A
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Abstract
The invention belongs to the technical field of gas turbines, and discloses a rotating vane type efficient noise-reduction air filtering device for a gas turbine. The rotating vane type efficient noise-reduction air filtering device comprises a coarse-efficiency filtering unit and a self-cleaning filter. The coarse-efficiency filtering unit and the self-cleaning filter are arranged in a gas inlet channel of the gas turbine in a spaced mode. The self-cleaning filter comprises a plurality of filter barrels arranged in the gas inlet channel vertically, and the filter barrels are provided with reverse blowing pipes communicated with an external compressed air source through a pipeline. Each filter barrel comprises a filter barrel framework which is composed of an outer metal mesh layer and an inner metal mesh layer, and each outer metal mesh layer and the corresponding inner metal mesh layer form the corresponding cylindrical filter barrel framework with three faces surrounded; a filter layer is arranged between each outer metal mesh layer and the corresponding inner metal mesh layer, and flow guiding bars are obliquely arranged on the inner metal mesh layers; a noise reduction module is arranged at the rear end of the pipeline.
Description
Technical field
The invention belongs to gas turbine technology field, be specifically related to a kind of blade-rotation high-efficient noise-reducing air filter for gas turbine, the present invention can also be used for the air purification filter of other field.
Background technique
Gas turbine be a kind of using the gas of continuous-flow as working medium the thermal power transfer rotary power machinery that is mechanical work.In the main flow of air and combustion gas, primarily of this three large parts composition gas turbine cycle of gas compressor, firing chamber and combustion gas turbine.
Gas compressor sucks air from ambient atmosphere environment, and compresses step by step through axial-flow compressor and make it supercharging, simultaneously humidity of the air also corresponding raising; Pressurized air is pressed to firing chamber and the combustion gas of fuel mix production High Temperature High Pressure sprayed into; And then enter into turbine expansion work, promote turbine and drive gas compressor High Rotation Speed together with outer load rotor, the chemical energy achieving gas and liquid fuel is mechanical energy, and exports electric work.
The inlet stream of gas turbine blower and the combustion air of gas turbine must carry out purified treatment before being introduced into gas compressor.Modal is adopt the fabric filter of machinery to purify above-mentioned air inlet, and the corrosive and dirty particle of preventing belt enters gas compressor and turbine, thus prevents corrosion and the breakage of equipment, and the workload reducing cleaning and keep in repair.Gas turbine for the production of the energy needs a large amount of combustion airs, therefore, even the impurity of trace all can cause in use producing a large amount of sediments, so require filtration combustion air as far as possible effectively.
Prior art all adopts the cartridge filter of low efficient filter and self-cleaning filter to carry out filtration, purification, such as application number be 200810234512.9 patent of invention disclose a kind of hook type air filter cartridge, comprise the dividing plate in filtration barrel body and casing, the wherein vent of filtration barrel body upper end on casing internal partition, interior annular facade is connected with at least two to be spaced and the parallel hook plate protruded from above annular top surface, vent edge on casing internal partition is shaped with the breach suitable with hook plate, when hook plate is headed in breach, it is lower to the upper surface flush with casing internal partition, the lower surface of seal ring and casing internal partition is fitted, filtration barrel body upper end spiral-lock has the upper fixed cover of annular, and its lower end spiral-lock has the lower fixed cover of closed filtration barrel body lower end surface, the inside and outside annular facade that the inside and outside circle edge that the annular surface of upper fixed cover also has circular top plane and annularly pushes up plane bends, circular top plane is fixedly connected with seal ring, hook plate waits point interval along the ring week of upper fixed cover, the profile of hook plate is the C shape that integrally bending becomes arc, and breach is arc, and the lower edge of hook plate C shape epimere is formed with hypotenuse, and hypotenuse and horizontal plane angle 5-15 to be spent.
Application number be 200820039421.5 utility model patent disclose one more core type energy-saving air cartridge filter, be made up of upper and lower end cap and the inside and outside protecting wire net of tubular, filter core is contained in tubular protecting wire net, the upper and lower end cap liner inner end cap of filter cylinder, upper and lower inner end cap and the inside and outside protecting wire net of tubular are fixed at the upper and lower end of air filtration cartridge respectively, and filter core is placed in inside and outside tubular between protecting wire net, the shape of cartridge filter and filter core is cylindrical tube, conic tube, elliptical cylinder.
Application number be 201110246200.1 patent of invention disclose a kind of detachable air filter cartridge, comprise upper cover and lower cover, interior Mild Steel Expanded Sheets and outer Mild Steel Expanded Sheets are arranged between upper cover and lower cover, filter core is arranged between interior Mild Steel Expanded Sheets and outer Mild Steel Expanded Sheets, on cover and be provided with sealing gasket, ringwise, the inward flange of upper cover is provided with in-flanges to upper cover, the outward edge of upper cover is provided with flanging, and the inner side of in-flanges is symmetrically arranged with at least two locking lugs; Lower cover is rounded, and the outward edge of lower cover is provided with lower cover flange, and the central authorities of lower cover are provided with sphere projection, and the center of lower cover is provided with mounting hole, and the sphere projection of lower cover is connected with locking screw, locking screw quantity and position corresponding with locking lug; Be provided with sealing gasket between upper cover and filter core, be provided with lower seal pad between lower cover and filter core, upper cover and lower cover are by locking screw and lock the two ends that upper sealing gasket and lower seal pad to be pressed on filter core, interior Mild Steel Expanded Sheets and outer Mild Steel Expanded Sheets by lug.Filter core, interior Mild Steel Expanded Sheets and outer Mild Steel Expanded Sheets are cylindrical shape.Filter core, interior Mild Steel Expanded Sheets and outer Mild Steel Expanded Sheets are cone barrel type.
Application number be 201120108628.5 utility model patent disclose a kind of air filter cartridge for fan, comprise cylindrical skeleton, the end face of skeleton covers top board, and circumferential surface and the end face of skeleton are coated with filter cloth cover.
Application number be 201420050148.1 utility model patent disclose a kind of gas mould blower cartridge filter, comprise cylindrical shell, one end of cylindrical shell is provided with filter screen, cylindrical shell is made up of the filtration grating that many are left gap each other, cylindrical shell is also provided with fixing bolt, the suction port end of cylindrical shell is provided with guide pipe, and guide pipe is inclined upwardly into 60 ° to 90 °; Spacing between filtration grating on cylindrical shell is 3-5mm.Sieves strip adoption metal bar or plastic strip are made.
But existing filtrating equipment also exists the problem of soundproof effect difference.
Summary of the invention
The present invention also exists the problem of soundproof effect difference in order to solve existing filtrating equipment, and provides a kind of blade-rotation high-efficient noise-reducing air filter for gas turbine, can carry out noise reduction process, reduce the pollution to environment to air-flow.
For solving the problems of the technologies described above, the technical solution adopted in the present invention is:
A kind of blade-rotation high-efficient noise-reducing air filter for gas turbine, comprise thick effect filtrating equipment and self-cleaning filter, described thick effect filtrating equipment and self-cleaning filter interval be arranged in the gas-entered passageway of gas turbine, described self-cleaning filter comprises multiple cartridge filter in gas-entered passageway that is arranged above and below, described cartridge filter is equipped with the anti-blowpipe be communicated with external compressed air source through pipeline, described anti-blowpipe is arranged in the gas-entered passageway of cartridge filter rear end, described anti-blowpipe is connected with flow guide device, described flow guide device is arranged between cartridge filter and anti-blowpipe, described cartridge filter comprises cartridge filter skeleton, described cartridge filter skeleton is made up of outer metal net layer and interior metal net layer, described outer metal net layer and interior metal net layer form three around tubular cartridge filter skeleton, filter layer is provided with between described outer metal net layer and interior metal net layer, described interior metal net layer is provided with water guiding strip, and described water guiding strip is inclined on interior metal net layer, it is characterized in that, the rear end of described pipeline is provided with noise reduction module, described noise reduction module comprises cylindrical shell, the inlet end of described cylindrical shell is provided with air induction mast, the outer race of described air induction mast is provided with fiber acoustic tube, the barrel of described air induction mast and fiber acoustic tube all offers some through holes, the interlaced layout of through hole in the through hole of described air induction mast and fiber acoustic tube, the rear end of described air induction mast is provided with noise elimination module, described noise elimination module comprises two the first noise elimination modules and at least one second noise elimination module, described second noise elimination modular spacing be arranged between two first noise elimination modules, described first noise elimination module comprises two piece of first plumbous fiber sound absorption plate, is provided with the first glass wool layer between two first plumbous fiber sound absorption plate.
Described second noise elimination module comprises two piece of second plumbous fiber sound absorption plate, is provided with the second glass wool layer and layer of polystyrene foam between two second plumbous fiber sound absorption plate.
Described first plumbous fiber sound absorption plate and the second plumbous fiber sound absorption plate evenly offer some through holes.
Described first noise elimination module and the second noise elimination module are S shape.
Also be provided with spiral deflector in described air induction mast, the through hole on air induction mast barrel is opened between adjacent spiral deflector.
The outer race of described fiber acoustic tube is provided with arc plate.
The true dip direction of described water guiding strip is towards cloth gas port.
The length that described water guiding strip extends interior metal net layer increases gradually along with Hand of spiral.
Described water guiding strip offers vent.
Described flow guide device is conical, and the summit of described flow guide device contacts with anti-blowpipe, and the bottom surface of described flow guide device is towards cartridge filter, and the center line of the center line of described flow guide device and the center line of anti-blowpipe and cartridge filter on the same line.
Described thick effect filtrating equipment comprises the low efficient filter that connecting rod and polylith are arranged above and below, the upper end thereof of each low efficient filter is in gas-entered passageway, the other end of each low efficient filter is all hinged on same connecting rod, the bottom surface being positioned at gas-entered passageway low efficient filter is bottom hinged with the cylinder or oil hydraulic cylinder that can stretch, and the other end of described cylinder or oil hydraulic cylinder is hinged on the bottom in gas-entered passageway.
Described low efficient filter through connecting rod rotating shaft together with rod hinge connection.
The periphery of described low efficient filter is coated with sealed frame.
Sealing gasket is provided with between described low efficient filter and sealed frame.
Described connecting rod offers pin shaft hole, and described connecting rod rotating shaft, through described pin shaft hole and rod hinge connection, is provided with rubber elasticity block between pin shaft hole and connecting rod rotating shaft.
Compared with prior art, the present invention has following beneficial effect:
Blade-rotation high-efficient noise-reducing air filter for gas turbine of the present invention, comprise thick effect filtrating equipment and self-cleaning filter, described thick effect filtrating equipment and self-cleaning filter interval be arranged in the gas-entered passageway of gas turbine, described self-cleaning filter comprises multiple cartridge filter in gas-entered passageway that is arranged above and below, described cartridge filter is equipped with the anti-blowpipe be communicated with external compressed air source through pipeline, described anti-blowpipe is arranged in the gas-entered passageway of cartridge filter rear end, described anti-blowpipe is connected with flow guide device, described flow guide device is arranged between cartridge filter and anti-blowpipe, described cartridge filter comprises cartridge filter skeleton, described cartridge filter skeleton is made up of outer metal net layer and interior metal net layer, described outer metal net layer and interior metal net layer form three around tubular cartridge filter skeleton, filter layer is provided with between described outer metal net layer and interior metal net layer, described interior metal net layer is provided with water guiding strip, and described water guiding strip is inclined on interior metal net layer, the rear end of described pipeline is provided with noise reduction module, described noise reduction module comprises cylindrical shell, the inlet end of described cylindrical shell is provided with air induction mast, the outer race of described air induction mast is provided with fiber acoustic tube, the barrel of described air induction mast and fiber acoustic tube all offers some through holes, the interlaced layout of through hole in the through hole of described air induction mast and fiber acoustic tube, the rear end of described air induction mast is provided with noise elimination module, described noise elimination module comprises two the first noise elimination modules and at least one second noise elimination module, described second noise elimination modular spacing be arranged between two first noise elimination modules, described first noise elimination module comprises two piece of first plumbous fiber sound absorption plate, is provided with the first glass wool layer between two first plumbous fiber sound absorption plate, the present invention, by arranging noise reduction module, carries out repeatedly noise reduction process, thus plays the effect of noise reduction, reduces the pollution of NOISE ON ENVIRONMENT.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention, and wherein, the direction of arrow represents the traffic direction of air-flow;
Fig. 2 is the structural representation of cartridge filter of the present invention;
Plan view structural representation when Fig. 3 is low efficient filter device of the present invention unlatching (low efficient filter work);
Side view structural representation when Fig. 4 is low efficient filter device of the present invention unlatching (low efficient filter work);
Structural representation when Fig. 5 is low efficient filter device of the present invention closedown (low efficient filter does not work);
Fig. 6 is the connection diagram of connecting rod of the present invention and connection rotating shaft;
Fig. 7 is the structural representation of noise reduction module of the present invention;
Fig. 8 is the structural representation of the first noise elimination module of the present invention;
Fig. 9 is the structural representation of the second noise elimination module of the present invention;
Mark in figure: 1, gas-entered passageway, 2, thick effect filtrating equipment, 3, self-cleaning filter, 4, cartridge filter, 5, flow guide device, 6, pipeline, 7, anti-blowpipe, 8, water mist separator, 9, outer metal net layer, 10, filter layer, 11, interior metal net layer, 12, water guiding strip, 13, vent, 14, low efficient filter, 15, connecting rod, 16, cylinder, 17, sealed frame, 18, rubber elasticity block, 19, connecting rod rotating shaft, 20, noise reduction module, 21, cylindrical shell, 22, air induction mast, 23, spiral deflector, 24, fiber acoustic tube, 25, arc plate, 26, first noise elimination module, 27, second noise elimination module, 28, first plumbous fiber sound absorption plate, 29, first glass wool layer, 30, through hole, 31, second plumbous fiber sound absorption plate, 32, second glass wool layer, 33, layer of polystyrene foam.
Embodiment
Below in conjunction with embodiment, the invention will be further described, and described embodiment is only the present invention's part embodiment, is not whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making other embodiments used obtained under creative work prerequisite, belongs to protection scope of the present invention.
Composition graphs 1 and Fig. 2, blade-rotation high-efficient noise-reducing air filter for gas turbine of the present invention, comprise thick effect filtrating equipment 2 and self-cleaning filter 3, in the gas-entered passageway 1 being arranged on gas turbine at described thick effect filtrating equipment 2 and self-cleaning filter 3 interval, described self-cleaning filter 3 comprises multiple cartridge filter 4 in gas-entered passageway 1 that is arranged above and below, described cartridge filter 4 is equipped with the anti-blowpipe 7 be communicated with external compressed air source through pipeline 6, described anti-blowpipe 7 is arranged in the gas-entered passageway 1 of cartridge filter 4 rear end, anti-blowpipe 7 is connected with flow guide device 5, flow guide device 5 is arranged between cartridge filter 4 and anti-blowpipe 7, described cartridge filter 4 comprises cartridge filter skeleton, described cartridge filter skeleton is made up of outer metal net layer 9 and interior metal net layer 11, described outer metal net layer 9 and interior metal net layer 11 form three around tubular cartridge filter skeleton, filter layer 10 is provided with between described outer metal net layer 9 and interior metal net layer 11, described interior metal net layer 11 is provided with water guiding strip 12, and described water guiding strip 12 is inclined on interior metal net layer 11, the rear end of described pipeline 6 is provided with noise reduction module 20, described noise reduction module comprises cylindrical shell 21, the inlet end of described cylindrical shell 12 is provided with air induction mast 22, the outer race of described air induction mast 22 is provided with fiber acoustic tube 24, the barrel of described air induction mast 22 and fiber acoustic tube 24 all offers some through holes, the interlaced layout of through hole in the through hole of described air induction mast 22 and fiber acoustic tube 24, the rear end of described air induction mast 22 is provided with noise elimination module, described noise elimination module comprises two first noise elimination modules 26 and at least one second noise elimination module 27, described second noise elimination module 27 interval be arranged between two first noise elimination modules 26, described first noise elimination module 26 comprises two piece of first plumbous fiber sound absorption plate 28, is provided with the first glass wool layer 29 between two first plumbous fiber sound absorption plate 28, the present invention, by arranging noise reduction module, carries out repeatedly noise reduction process, thus plays the effect of noise reduction, reduces the pollution of NOISE ON ENVIRONMENT.
Described second noise elimination module 27 comprises two piece of second plumbous fiber sound absorption plate 31, is provided with the second glass wool layer 32 and layer of polystyrene foam 33 between two second plumbous fiber sound absorption plate 31.
Described first plumbous fiber sound absorption plate 28 and the second plumbous fiber sound absorption plate 31 evenly offer some through holes 30.
As a kind of preferred mode of the present invention, described first noise elimination module 26 and the second noise elimination module 27 are in S shape.
Also be provided with spiral deflector 23 in described air induction mast 22, the through hole on air induction mast 22 barrel is opened between adjacent spiral deflector 23.By arranging spiral deflector 23, air-flow can be distributed uniformly in air induction mast 21, improve the effect of noise elimination noise reduction further.
The outer race of fiber acoustic tube 24 of the present invention is provided with arc plate 25, by arc plate 25, air-flow is delivered to stably the noise elimination module of rear end, improves flow distribution evenness, ensures the effect of the noise elimination noise reduction of follow-up noise elimination module.
First the air that the present invention enters in gas-entered passageway filters through thick effect filtrating equipment 2, then filtered by the cartridge filter 4 of self-cleaning filter 3, the present invention by being provided with water guiding strip 12 on interior metal net layer 11, pressurized air is incorporated into uniformly on filter layer 10 under the effect of water guiding strip 12, make the filter layer 10 of whole cartridge filter 4 can both carry out filtration, purification to air, thus improve filter efficiency.
The suction port towards cartridge filter 4 that water guiding strip 12 of the present invention tilts, makes the air entered in cartridge filter 4 can be introduced directly on water guiding strip 12, improves the ability of water guiding strip 12 distributed air, thus improves filter efficiency of the present invention.
The present invention can be disperseed the pressurized air that anti-blowpipe 7 sprays by flow guide device 5, improves blowback effect.Preferably, described flow guide device 5 is conical, the summit of described flow guide device 5 contacts with anti-blowpipe 7, and the bottom surface of described flow guide device 5 is towards cartridge filter 4, and the center line of the described center line of flow guide device 5 and the center line of anti-blowpipe and cartridge filter on the same line.By flow guide device 5 is set to taper shape, pressurized air can be disperseed uniformly along the outer round surface of flow guide device 5, cartridge filter 4 all directions can both be jetted, improve the effect of blowback further, improve the working life of cartridge filter.
As a kind of preferred mode of the present invention, the length that water guiding strip 12 extends interior metal net layer 11 increases gradually along with Hand of spiral, the ability of water guiding strip 12 air distribution can be improved further, water guiding strip 12 before and after making can both distribute air, makes whole filter layer 10 to carry out filtration, purification.
Water guiding strip 12 of the present invention offers vent 13, is convenient to the mobility improving air, thus improves the filtering effect of filter layer 10.
Composition graphs 3, Fig. 4 and Fig. 5, thick effect filtrating equipment 2 comprises the low efficient filter 14 that connecting rod 15 and polylith are arranged above and below, the upper end thereof of each low efficient filter 14 is in gas-entered passageway 1, the other end of each low efficient filter 14 is all hinged on same connecting rod 15, the bottom surface being positioned at gas-entered passageway 1 low efficient filter 14 is bottom hinged with the cylinder 16 or oil hydraulic cylinder that can stretch, and the other end of cylinder 16 or oil hydraulic cylinder is hinged on the bottom in gas-entered passageway 1.One end of each low efficient filter 14 is hinged in gas-entered passageway, and the other end is hinged with connecting rod 15, and the low efficient filter 14 being positioned at lower end is hinged with cylinder 16 or oil hydraulic cylinder, makes each low efficient filter 14 can rotate thus form the structure of blade-rotation.When needs low efficient filter 14 works time (haze weather, catkin weather etc.), the setting (with reference to accompanying drawing 3 and Fig. 4) that each low efficient filter 14 tilts slightly imitates filtration in the gas-entered passageway 1 of gas turbine, coarse filtration is carried out to the air entered, filter out large particle thus protect self-cleaning filter, improving the working life of self-cleaning filter 3; In time not needing low efficient filter 14 to work, connecting rod 15 moves up and drives each low efficient filter 14 to rotate until horizontal position (with reference to accompanying drawing 5) under the effect of cylinder 16 or oil hydraulic cylinder, there is between neighbouring low efficient filter 14 passage of air flowing, directly utilize self-cleaning filter 3 to filter.Thus realize to decide opening and closing low efficient filter 14 according to weather, solve the impact of the filter layer 10 not using low efficient filter 14 on self-cleaning filter 3, avoid the impact of Long-Time Service low efficient filter 14 on gas handling system crushing simultaneously.
The present invention is simultaneously arranged in gas-entered passageway 1, is controlled the opening and closing of low efficient filter 14 by cylinder 16 or oil hydraulic cylinder, without the need to artificial unloading and installation, reduces labour cost.
The present invention by manually carrying out the flexible of control cylinder or oil hydraulic cylinder, also can arrange air quality probe and detecting air quality, and the SC sigmal control cylinder 16 of air quality probe or the flexible of oil hydraulic cylinder, improve practicability of the present invention.Cylinder 16 of the present invention or oil hydraulic cylinder also can be replaced with the shrinking structure of mechanical structure, as long as can realize Telescopic, all belong to protection scope of the present invention.
With reference to Fig. 6, as the mode of a kind of selection of the present invention, low efficient filter 14 is hinged through connecting rod rotating shaft 19 and connecting rod 15.Connecting rod 15 offers pin shaft hole, connecting rod rotating shaft 19 through described pin shaft hole and connecting rod 15 hinged, be provided with rubber elasticity block 18 between pin shaft hole and connecting rod rotating shaft 19, thus realize the sealing between connecting rod 15 and connecting rod rotating shaft 19.
The periphery of low efficient filter 14 of the present invention is coated with sealed frame 17, improves the effect of sealing, thus improves airfiltering efficiency.
Further, sealing gasket is provided with between low efficient filter 14 and sealed frame 17.
Being equipped with water mist separator 8 in the gas-entered passageway 1 of thick effect filtrating equipment 2 front end of the present invention, for carrying out water smoke separation to the air entered, ensureing the humidity of filtered air.
Wherein low efficient filter 14, cylinder 16, oil hydraulic cylinder and water mist separator 8 belong to prior art products, and those skilled in the art can understand and understand, and does not repeat them here.
Claims (10)
1. for the blade-rotation high-efficient noise-reducing air filter of gas turbine, comprise thick effect filtrating equipment and self-cleaning filter, described thick effect filtrating equipment and self-cleaning filter interval be arranged in the gas-entered passageway of gas turbine, described self-cleaning filter comprises multiple cartridge filter in gas-entered passageway that is arranged above and below, described cartridge filter is equipped with the anti-blowpipe be communicated with external compressed air source through pipeline, described anti-blowpipe is arranged in the gas-entered passageway of cartridge filter rear end, described anti-blowpipe is connected with flow guide device, described flow guide device is arranged between cartridge filter and anti-blowpipe, described cartridge filter comprises cartridge filter skeleton, described cartridge filter skeleton is made up of outer metal net layer and interior metal net layer, described outer metal net layer and interior metal net layer form three around tubular cartridge filter skeleton, filter layer is provided with between described outer metal net layer and interior metal net layer, described interior metal net layer is provided with water guiding strip, and described water guiding strip is inclined on interior metal net layer, it is characterized in that, the rear end of described pipeline is provided with noise reduction module, described noise reduction module comprises cylindrical shell, the inlet end of described cylindrical shell is provided with air induction mast, the outer race of described air induction mast is provided with fiber acoustic tube, the barrel of described air induction mast and fiber acoustic tube all offers some through holes, the interlaced layout of through hole in the through hole of described air induction mast and fiber acoustic tube, the rear end of described air induction mast is provided with noise elimination module, described noise elimination module comprises two the first noise elimination modules and at least one second noise elimination module, described second noise elimination modular spacing be arranged between two first noise elimination modules, described first noise elimination module comprises two piece of first plumbous fiber sound absorption plate, is provided with the first glass wool layer between two first plumbous fiber sound absorption plate.
2. the blade-rotation high-efficient noise-reducing air filter for gas turbine according to claim 1, it is characterized in that, described second noise elimination module comprises two piece of second plumbous fiber sound absorption plate, is provided with the second glass wool layer and layer of polystyrene foam between two second plumbous fiber sound absorption plate.
3. the blade-rotation high-efficient noise-reducing air filter for gas turbine according to claim 2, is characterized in that, described first plumbous fiber sound absorption plate and the second plumbous fiber sound absorption plate evenly offer some through holes.
4. the blade-rotation high-efficient noise-reducing air filter for gas turbine according to claim 3, is characterized in that, described first noise elimination module and the second noise elimination module are S shape.
5., according to the arbitrary described blade-rotation high-efficient noise-reducing air filter for gas turbine of claim 1-4, it is characterized in that, be also provided with spiral deflector in described air induction mast, the through hole on air induction mast barrel is opened between adjacent spiral deflector.
6. the blade-rotation high-efficient noise-reducing air filter for gas turbine according to claim 5, it is characterized in that, the outer race of described fiber acoustic tube is provided with arc plate.
7. the blade-rotation high-efficient noise-reducing air filter for gas turbine according to claim 6, it is characterized in that, the true dip direction of described water guiding strip is towards cloth gas port.
8. the blade-rotation high-efficient noise-reducing air filter for gas turbine according to claim 7, is characterized in that, the length that described water guiding strip extends interior metal net layer increases gradually along with Hand of spiral.
9. the blade-rotation high-efficient noise-reducing air filter for gas turbine according to claim 8, is characterized in that, described water guiding strip offers vent.
10. the blade-rotation high-efficient noise-reducing air filter for gas turbine according to claim 9, it is characterized in that, described flow guide device is conical, the summit of described flow guide device contacts with anti-blowpipe, the bottom surface of described flow guide device is towards cartridge filter, and the center line of the center line of described flow guide device and the center line of anti-blowpipe and cartridge filter on the same line.
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| CN201510529249.6A CN105089796A (en) | 2015-08-26 | 2015-08-26 | Rotating vane type efficient noise-reduction air filtering device for gas turbine |
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| CN201510529249.6A CN105089796A (en) | 2015-08-26 | 2015-08-26 | Rotating vane type efficient noise-reduction air filtering device for gas turbine |
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| CN204344281U (en) * | 2014-11-28 | 2015-05-20 | 成都博世德能源科技股份有限公司 | For the blade-rotation air filtering apparatus of gas turbine |
| CN205025594U (en) * | 2015-08-26 | 2016-02-10 | 成都博世德能源科技股份有限公司 | A change leaf formula high efficiency and fall air filter that makes an uproar for gas turbine |
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