CN208778103U - Air intake filter - Google Patents
Air intake filter Download PDFInfo
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- CN208778103U CN208778103U CN201820685189.6U CN201820685189U CN208778103U CN 208778103 U CN208778103 U CN 208778103U CN 201820685189 U CN201820685189 U CN 201820685189U CN 208778103 U CN208778103 U CN 208778103U
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- 238000001914 filtration Methods 0.000 claims abstract description 179
- 239000002245 particle Substances 0.000 claims abstract description 40
- 150000003839 salts Chemical class 0.000 claims abstract description 32
- 239000007787 solid Substances 0.000 claims abstract description 13
- 239000007788 liquid Substances 0.000 claims abstract description 7
- 238000004140 cleaning Methods 0.000 claims abstract description 4
- 238000013461 design Methods 0.000 claims abstract description 4
- 239000000706 filtrate Substances 0.000 claims description 9
- 239000003365 glass fiber Substances 0.000 claims description 7
- 238000002386 leaching Methods 0.000 claims description 5
- 239000004745 nonwoven fabric Substances 0.000 claims description 5
- 238000000746 purification Methods 0.000 claims description 4
- 239000012209 synthetic fiber Substances 0.000 claims description 4
- 229920002994 synthetic fiber Polymers 0.000 claims description 4
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- 239000004743 Polypropylene Substances 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 3
- 229910052799 carbon Inorganic materials 0.000 claims description 3
- 239000002131 composite material Substances 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- -1 polypropylene Polymers 0.000 claims description 3
- 229920001155 polypropylene Polymers 0.000 claims description 3
- 239000003595 mist Substances 0.000 claims description 2
- 230000001914 calming effect Effects 0.000 claims 1
- 239000011152 fibreglass Substances 0.000 claims 1
- 230000007797 corrosion Effects 0.000 abstract description 8
- 238000005260 corrosion Methods 0.000 abstract description 8
- 239000007789 gas Substances 0.000 description 39
- 239000002184 metal Substances 0.000 description 11
- 238000002485 combustion reaction Methods 0.000 description 4
- 238000001514 detection method Methods 0.000 description 4
- 239000000567 combustion gas Substances 0.000 description 3
- 238000009833 condensation Methods 0.000 description 3
- 230000005494 condensation Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000015572 biosynthetic process Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 238000007791 dehumidification Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000000565 sealant Substances 0.000 description 2
- 238000003786 synthesis reaction Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 241000531229 Caryopteris x clandonensis Species 0.000 description 1
- 241000238631 Hexapoda Species 0.000 description 1
- 239000003570 air Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
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- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000011068 loading method Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- 238000007254 oxidation reaction Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Landscapes
- Filtering Materials (AREA)
- Filtering Of Dispersed Particles In Gases (AREA)
Abstract
The utility model discloses a kind of air intake filters, the by-pass filtration section of dehumidifying and primary filtration is carried out to the air of entrance including the fixation particle of interior liquid of the partial size greater than 5 μm and partial size greater than 5 μm for filtering air, middle partial size is greater than 1 μm of salt fog particle and the secondary filtration section of the solid particle greater than 1 μm and for filtering air the three-stage filtration section of middle mould and small salt fog particle for filtering air, by-pass filtration section, secondary filtration section and three-stage filtration section are successively arranged from inlet end to outlet side to ensure that the air cleaning degree into gas turbine meets design requirement.The air intake filter of the utility model, being filtered out drop, salt fog particle, solid particle and the mould in air by the by-pass filtration section from inlet end to outlet side, secondary filtration section and three-stage filtration section successively arranged from ensures pure into being air-dried for compressor, avoids moist, salt fog and mould from entering in gas turbine and causes corrosion failure to body.
Description
Technical field
The utility model relates to filter device fields, particularly, are related to a kind of net for the air inlet progress to gas turbine
Change the air intake filter of filtering.
Background technique
Gas turbine is a kind of rotary power for useing a continuous flowing gas as a working medium and thermal energy being converted to mechanical work
It is mechanical.In the main flow of air and gas, combustion gas mainly consist of compressor, combustion chamber and gas turbine
Turbine circulation.
Air inlet, that is, gas turbine combustion air of gas compressor in gas turbine must carry out before being introduced to the compressor
For purified treatment to prevent the corrosion and breakage of equipment, gas turbine used to produce energy needs a large amount of combustion air, because
This it requires that setting inlet air filtration fills even micro impurity can all cause to generate a large amount of deposits in use
It sets air filtration purification.It is empty especially for the gas turbine of the installations such as offshore area, Island, offshore work platform
Blue mist content is high in gas, and the partial size of salt fog particle is in 1 μm of -5 μ m, with strong corrosivity, and because with water droplets,
So that article is easy to produce the problems such as mould breeds, if not filtration, purification completely if moist and salt fog gas turbine is caused by force
Strong corrosion oxidation, mould growth etc. destroy.Therefore for the combustion of the installations such as offshore area, Island, offshore work platform
The air intake filter that gas-turbine uses must be provided with a filter layer and filter the air.
The air intake filter that existing gas turbine uses is for offshore area, Island, offshore work platform etc.
A large amount of salt fog particles in the air in area can not filter completely, and still some salt fog particle enters inside gas turbine internally
The metal and the coat of metal in portion cause to corrode.
Utility model content
The utility model provides a kind of air intake filter, to solve the inlet air filtration dress that existing gas turbine uses
The humidity and salt fog that can not filter marine environment completely are set, the technology for being subject to erosion damage inside gas turbine is caused to be asked
Topic
The utility model provides a kind of air intake filter, net for carrying out to the air for entering gas compressor in gas turbine
Change filtering, there is the inlet end being in communication with the outside and the outlet side being connected to the air inlet of gas compressor in gas turbine, air inlet
Filter device includes that interior liquid of the partial size greater than 5 μm and partial size are greater than 5 μm of fixation particle to entrance for filtering air
Air dehumidify with the by-pass filtration section of primary filtration, middle partial size is greater than 1 μm of salt fog particle and partial size for filtering air
The secondary filtration section of solid particle greater than 1 μm and for filtering air three-stage filtration of middle mould and small salt fog particle
Section, by-pass filtration section, secondary filtration section and three-stage filtration section are successively arranged from inlet end to outlet side to ensure to enter combustion gas wheel
The air cleaning degree of machine meets design requirement.
Further, by-pass filtration section, secondary filtration section and three-stage filtration section three constitute whole knot by composite assembly
Structure, between by-pass filtration section output end end face and secondary filtration section input terminal end face and secondary filtration section output end end face and
Using sealed connection between three-stage filtration section input terminal end face.
Further, by-pass filtration section include the first shell, the dehumidifier in the first shell and be set to dehumidifier
Output end and the low efficient filter being connect with the inner wall of the first shell；Low efficient filter includes connecting with the inner wall of the first shell
The first outline border for connecing, be layed in the strainer of the first outline border both ends of the surface and be filled in the first outline border and strainer be formed by it is interior intracavitary
Synthetic fibers and/or glass fibre filtrate and/or carbon leaching material.
Further, secondary filtration section includes second housing, medium effeciency filter and the first connection framework, the first connection frame
The connection of the inner wall of frame and second housing, muti-piece medium effeciency filter are circumferentially and/or radial close to being arranged in second housing simultaneously
It is connected and fixed by the first connection framework as overall structure；Medium effeciency filter includes multiple filter bags, and filter bag is fine using synthesis
Dimensional filter bag and/or glass fibre filter bag, the opening of filter bag are connected with the second connection framework, and multiple filter bags pass through
Second connection framework is connected as overall structure.
Further, three-stage filtration section includes third shell, high efficiency particulate air filter and third connection framework, and third connects frame
Frame is connect with the inner wall of third shell, and muti-piece high efficiency particulate air filter is circumferentially and/or radial close to being arranged in third shell simultaneously
It is connected and fixed by third connection framework as overall structure；High efficiency particulate air filter includes the second outline border, is layed in the second outline border both ends
The non-woven fabrics in face and it is filled in the second outline border and non-woven fabrics is formed by interior intracavitary superfine polypropylene fiber filtering and/or super
Thin glass fiber filtrate.
Further, the filter screen for stopping bulk sundries is equipped on the input terminal end face of by-pass filtration section.
Further, it is additionally provided on the input terminal of by-pass filtration section for blocking big drop and making air even into mistake
Filter the rain cover in device；Rain cover includes muti-piece baffle, and the inclination of muti-piece baffle is laid on the input terminal of by-pass filtration section.
Further, air intake filter further includes connecting bend and intake muffler, and one end of intake muffler passes through
Connecting bend is connect with three-stage filtration section output end end face seal, the compressor of the other end of intake muffler and gas turbine into
Port is tightly connected.
Further, air intake filter further includes being connected to secondary filtration section and/or three-stage filtration section and being used to detect
Pressure-detecting device of the air by pressure difference before and after secondary filtration section and/or three-stage filtration section；The output of air intake filter
End is equipped with the temperature-detecting device of the air themperature for detecting output.
The utility model has the following beneficial effects:
The air intake filter of the utility model, by by by-pass filtration section, secondary filtration section and three-stage filtration Duan Youjin
Gas end is successively arranged to outlet side, passes through by-pass filtration section first for drop and partial size the consolidating greater than 1 μm in air greater than 5 μm
Body particulate leaching is met the requirements with the humidity for guaranteeing air, also avoids liquid while alleviating the filtering load of secondary filtration section
Filtrate in drop damage secondary filtration section and three-stage filtration section, then the salt fog for being 1-5 μm by a large amount of partial sizes by secondary filtration section
The solid particle greater than 5 μm that particle and solid particle and a small amount of by-pass filtration Duan Wei are filtered out intercepts, finally by three-level mistake
Filter the salt fog for being greater than 1 μm that small salt fog particle and mould and a small amount of secondary filtration Duan Wei of the section by partial size less than 1 μm filter out
Particle intercepts, so that it is guaranteed that it is pure into being air-dried for compressor, avoid moist, salt fog and mould from entering right in gas turbine
Metal and the coat of metal cause corrosion failure.
Other than objects, features and advantages described above, there are also other purposes, feature and excellent for the utility model
Point.Below with reference to figure, the utility model is described in further detail.
Detailed description of the invention
The attached drawing constituted part of this application is used to provide a further understanding of the present invention, the utility model
Illustrative embodiments and their description are not constituteed improper limits to the present invention for explaining the utility model.In attached drawing
In:
Fig. 1 is the structural schematic diagram of the preferred embodiment in the utility model.
Marginal data:
1, rain cover；2, by-pass filtration section；3, secondary filtration section；4, three-stage filtration section；5, connecting bend；6, intake noise reduction
Device；7, pressure-detecting device；8, temperature-detecting device.
Specific embodiment
The embodiments of the present invention are described in detail below in conjunction with attached drawing, but the utility model can be by following
The multitude of different ways for limiting and covering is implemented.
Fig. 1 is the structural schematic diagram of the preferred embodiment in the utility model.
As shown in Figure 1, the air intake filter of the present embodiment, for being carried out to the air for entering gas compressor in gas turbine
Purification filtering has the inlet end being in communication with the outside and the outlet side being connected to the air inlet of gas compressor in gas turbine, into
Gas filter device includes that interior liquid of the partial size greater than 5 μm and partial size are greater than 5 μm of fixation particle to entrance for filtering air
Air carry out dehumidifying and primary filtration by-pass filtration section 2, for filtering air in partial size be greater than 1 μm of salt fog particle and grain
The secondary filtration section 3 of solid particle of the diameter greater than 1 μm and for filtering air the three-level mistake of middle mould and small salt fog particle
Section 4 is filtered, by-pass filtration section 2, secondary filtration section 3 and three-stage filtration section 4 are successively arranged from inlet end to outlet side to ensure to enter
The air cleaning degree of gas turbine meets design requirement.The air intake filter of the utility model, by by by-pass filtration section
2, secondary filtration section 3 and three-stage filtration section 4 are successively arranged from inlet end to outlet side, pass through by-pass filtration section 2 first for air
In drop greater than 5 μm and partial size filter out greater than 1 μm of solid particle and met the requirements with the humidity for guaranteeing air, alleviate two
The filtrate in drop disturbances secondary filtration section 3 and three-stage filtration section 4 is also avoided while the filtering load of grade fillter section 3, then
A large amount of partial sizes are not filtered out for 1-5 μm of salt fog particle and solid particle and a small amount of by-pass filtration section 2 by secondary filtration section 3
Greater than 5 μm solid particle intercept, small salt fog particle and mould finally by three-stage filtration section 4 by partial size less than 1 μm
And the salt fog particle greater than 1 μm that a small amount of secondary filtration section 3 does not filter out intercepts, so that it is guaranteed that being air-dried into compressor
It is pure, it avoids moist, salt fog and mould from entering in gas turbine and corrosion failure is caused to metal and the coat of metal.
By-pass filtration section 2, secondary filtration section 3 and 4 three of three-stage filtration section constitute overall structure, level-one by composite assembly
Between 3 input terminal end face of 2 output end end face of fillter section and secondary filtration section and 3 output end end face of secondary filtration section and three-level
Using sealed connection between 4 input terminal end face of fillter section.Optionally, 2 output end end face of by-pass filtration section, secondary filtration section 3 are defeated
Enter end face, 3 output end end face of secondary filtration section and 4 input terminal end face of three-stage filtration section and is equipped with flange panel.Two pieces of methods
It further include the gasket fitted closely by bolt and flange panel between blue panel.By flange panel and gasket by level-one
Fillter section 2, secondary filtration section 3 and three-stage filtration section 4 seal against each other connection, so that dust be prevented to be inhaled into from the junction of flange
In device.Optionally, the output end of by-pass filtration section 2 protrudes into the input terminal of secondary filtration section 3, the output end of by-pass filtration section 2
Sealant is equipped between the input terminal of secondary filtration section 3, by multiple connectors by the output end and second level of by-pass filtration section 2
The input terminal of fillter section 3 connects.The output end of secondary filtration section 3 protrudes into the input terminal of three-stage filtration section 4, secondary filtration section 3
Sealant is equipped between output end and the input terminal of three-stage filtration section 4, by multiple connectors by the output end of by-pass filtration section 2
It is connect with the input terminal of secondary filtration section 3.Pass through group by by-pass filtration section 2, secondary filtration section 3 and 4 three of three-stage filtration section
Be merged dress and constitute overall structure, be convenient for fragmented transport, reduce occupied space when transport, and it is easy to disassemble after tieed up
Shield.
By-pass filtration section 2 includes the first shell, the dehumidifier in the first shell and is set to dehumidifier output end simultaneously
The low efficient filter being connect with the inner wall of the first shell；Low efficient filter includes first connect with the inner wall of the first shell
Outline border, the strainer for being layed in the first outline border both ends of the surface and be filled in the first outline border and strainer to be formed by interior intracavitary synthesis fine
Dimension and/or glass fibre filtrate and/or carbon leaching material.Dehumidifier can remove for dehumidification by condensation device, adsorption moisture eliminator or heating
Wet device.Preferably, dehumidifier uses dehumidification by condensation device, and dehumidifying while will not increase the temperature of air, it is ensured that will not in device
There is high temperature or causes surface corrosion in metal surface condensation of water film.
Secondary filtration section 3 includes second housing, medium effeciency filter and the first connection framework, the first connection framework and second
The inner wall of shell connects, and muti-piece medium effeciency filter is circumferentially and/or radial close to being arranged in second housing and by first
Connection framework is connected and fixed as overall structure.Optionally, medium effeciency filter is pocket type medium effeciency filter, plate and frame medium air filtration
One or more combinations of device, iris type medium effeciency filter.In the present embodiment, medium effeciency filter use filter efficiency for
The pocket type medium effeciency filter of 85%-95%.The contact area of pocket type medium effeciency filter and air is big and enters the sky in filter
Gas velocity is low, and it is high that air can come into full contact with therefore filter efficiency with filtrate.Medium effeciency filter includes multiple for synthetic fibers or glass
The filter bag of glass fibre structure and the second connection framework being connect with the opening of multiple filter bags.The air inlet of the utility model
Filter device, by the way that muti-piece medium effeciency filter is circumferentially and/or radial close to being arranged in secondary filtration section 3, it is ensured that enter
Air in secondary filtration section 3 can be filtered across medium effeciency filter, so that salt fog particle a large amount of in air be removed.
Three-stage filtration section 4 includes third shell, high efficiency particulate air filter and third connection framework, third connection framework and third
The inner wall of shell connects, and muti-piece high efficiency particulate air filter is circumferentially and/or radial close to being arranged in third shell and pass through third
Connection framework is connected and fixed as overall structure；High efficiency particulate air filter includes the second outline border, the nonwoven for being layed in the second outline border both ends of the surface
Cloth and it is filled in the second outline border and non-woven fabrics is formed by interior intracavitary superfine polypropylene fiber filtering and/or superfine glass is fine
Tie up filtrate.High efficiency particulate air filter uses HEBA high efficiency particulate air filter.HEBA high efficiency particulate air filter is for 0.1 μm -0.3 μm of molecule
Filter efficiency can reach 99.9%.By the way that muti-piece high efficiency particulate air filter is circumferentially and/or radial close to being arranged in three-stage filtration section 4
It is interior, it is ensured that be filtered into the air in three-stage filtration section 4 across high efficiency particulate air filter, thus by salt small in air
Mist particle and mould removal.
The filter screen for stopping bulk sundries is equipped on the input terminal end face of by-pass filtration section 2.It is hindered by filter screen
The biggish sundries such as gear leaf, insect are inhaled into air intake duct.
It is additionally provided on the input terminal of by-pass filtration section 2 for blocking big drop and making air even into filter device
Rain cover 1；Rain cover 1 includes muti-piece baffle, and the inclination of muti-piece baffle is laid on the input terminal of by-pass filtration section 2.By anti-
Canopy 1 is by big liquid droplets intercept in air, and extraneous air enters inlet air filtration under the guide functions of muti-piece baffle and fills
In setting, it is ensured that the uniformity that air enters improves filter effect, avoid the air capacity of regional area cause greatly filter loading compared with
Height, reduced service life.
Air intake filter further includes connecting bend 5 and intake muffler 6, and one end of intake muffler 6 passes through connecting bending
First 5 connect with the 4 output end end face seal of three-stage filtration section, the other end of intake muffler 6 and the compressor air inlet machine of gas turbine
Mouth is tightly connected.Since very big noise can be generated when air is in the compressor for being inhaled into gas turbine, disappeared by air inlet
Sound device 6 reduces noise intensity.
Air intake filter further includes being connected to secondary filtration section 3 and/or three-stage filtration section 4 and for detecting air process
The pressure-detecting device 7 of 4 front and back pressure difference of secondary filtration section 3 and/or three-stage filtration section；The output end of air intake filter is equipped with
For detecting the temperature-detecting device 8 of the air themperature of output.By the detection of pressure-detecting device 7 by before secondary filtration section 3
4 front and back pressure difference of pressure difference and three-stage filtration section afterwards, judges the filtering situation of secondary filtration section 3 and three-stage filtration section 4, if pressure
Power difference is excessive, illustrates that the filter core blockage ratio in filter is more serious and needs replacing filter core, illustrates fillter section if pressure difference is too small
It is damaged in the presence of leakage or filter core.It is filtered by dehumidifying filter in by-pass filtration section 2 by the detection of temperature-detecting device 8
Whether the temperature of air meets the requirements.
It further include the gas detection channel being connected to the output end of air intake filter.It will be passed through by gas detection channel
By-pass filtration section 2, secondary filtration section 3 and three-stage filtration section 4 are completed to detect in filtered air delivery to gas-detecting device
Whether the humidity and salt fog content of air meet the requirement of clean level.The then operation of stopping gas turbine if it does not meet the requirements,
Repair and maintenance is carried out to air intake filter, until completing by by-pass filtration section 2, secondary filtration section 3 and three-stage filtration section 4
Air after filter meets purity requirements.
The gas turbine of the present embodiment, including above-mentioned air intake filter.By above-mentioned air intake filter by sucking
Drop, solid particle, salt fog particle and mould in air filter out, and are conformed to the air purity ensured in gas turbine
It asks, avoids moist, salt fog and mould from entering in gas turbine and corrosion failure is caused to metal and the coat of metal, extend combustion gas wheel
The service life of machine.
It can be seen from the above description that the above embodiments of the present invention realizes following technical effect:
The air intake filter of the utility model, by by by-pass filtration section, secondary filtration section and three-stage filtration Duan Youjin
Gas end is successively arranged to outlet side, passes through by-pass filtration section first for drop and partial size the consolidating greater than 1 μm in air greater than 5 μm
Body particulate leaching is met the requirements with the humidity for guaranteeing air, also avoids liquid while alleviating the filtering load of secondary filtration section
Filtrate in drop damage secondary filtration section and three-stage filtration section, then the salt fog for being 1-5 μm by a large amount of partial sizes by secondary filtration section
The solid particle greater than 5 μm that particle and solid particle and a small amount of by-pass filtration Duan Wei are filtered out intercepts, finally by three-level mistake
Filter the salt fog for being greater than 1 μm that small salt fog particle and mould and a small amount of secondary filtration Duan Wei of the section by partial size less than 1 μm filter out
Particle intercepts, so that it is guaranteed that it is pure into being air-dried for compressor, avoid moist, salt fog and mould from entering right in gas turbine
Metal and the coat of metal cause corrosion failure.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (9)
1. a kind of air intake filter, for carrying out purification filtering to the air for entering gas compressor in gas turbine, have with it is outer
The inlet end of boundary's connection and the outlet side being connected to the air inlet of gas compressor in gas turbine,
It is characterized in that,
The air intake filter includes the fixation that interior liquid of the partial size greater than 5 μm and partial size are greater than 5 μm for filtering air
To carry out to the air of entrance, the by-pass filtration section (2) of dehumidifying and primary filtration, middle partial size is greater than 1 μm to grain for filtering air
The secondary filtration section (3) of the solid particle of salt fog particle and partial size greater than 1 μm and for filtering air middle mould and small salt
The three-stage filtration section (4) of mist particle,
The by-pass filtration section (2), the secondary filtration section (3) and the three-stage filtration section (4) from inlet end to outlet side according to
Secondary arrangement is to ensure that the air cleaning degree into gas turbine meets design requirement.
2. air intake filter according to claim 1, which is characterized in that
The by-pass filtration section (2), the secondary filtration section (3) and three-stage filtration section (4) three pass through composite assembly structure
Integral structure,
Between by-pass filtration section (2) the output end end face and the secondary filtration section (3) input terminal end face and the second level
Using sealed connection between fillter section (3) output end end face and the three-stage filtration section (4) input terminal end face.
3. air intake filter according to claim 1, which is characterized in that the by-pass filtration section (2) includes outside first
Shell, the dehumidifier in first shell and the inner wall set on the dehumidifier output end and with first shell
The low efficient filter of connection；
The low efficient filter includes the first outline border connecting with the inner wall of first shell, is layed in first outline border
The strainer of both ends of the surface and it is filled in first outline border and the strainer is formed by interior intracavitary synthetic fibers and/or glass
Fiber filtering and/or carbon leaching material.
4. air intake filter according to claim 1, which is characterized in that
The secondary filtration section (3) includes second housing, medium effeciency filter and the first connection framework, first connection framework
It is connect with the inner wall of the second housing, medium effeciency filter described in muti-piece is circumferentially and/or radial close to being arranged in described the
It is connected and fixed in two shells and by first connection framework as overall structure；
The medium effeciency filter includes multiple filter bags, and the filter bag uses synthetic fibers filter bag and/or glass fibre mistake
Filter bag, the opening of the filter bag are connected with the second connection framework, and multiple filter bags pass through second connection framework
It is connected as overall structure.
5. air intake filter according to claim 1, which is characterized in that
The three-stage filtration section (4) includes third shell, high efficiency particulate air filter and third connection framework, the third connection framework
It is connect with the inner wall of the third shell, muti-piece high efficiency particulate air filter is circumferentially and/or radial close to being arranged in outside the third
It is connected and fixed in shell and by the third connection framework as overall structure；
The high efficiency particulate air filter includes the second outline border, the non-woven fabrics for being layed in the second outline border both ends of the surface and is filled in described
Second outline border and the non-woven fabrics are formed by interior intracavitary superfine polypropylene fiber filtering and/or ultra-fine fibre glass filtrate.
6. air intake filter according to any one of claim 1 to 5, which is characterized in that
The filter screen for stopping bulk sundries is equipped on the input terminal end face of the by-pass filtration section (2).
7. air intake filter according to any one of claim 1 to 5, which is characterized in that
It is additionally provided on the input terminal of the by-pass filtration section (2) for blocking big drop and making air even into the filtering
Rain cover (1) in device；The rain cover (1) includes muti-piece baffle, and the muti-piece baffle inclination is laid in the level-one mistake
On the input terminal for filtering section (2).
8. air intake filter according to any one of claim 1 to 5, which is characterized in that the air intake filter
Further include connecting bend (5) and intake muffler (6), one end of the intake muffler (6) by the connecting bend (5) with
Three-stage filtration section (4) the output end end face seal connection, the other end of the intake muffler (6) and calming the anger for gas turbine
Machine air inlet is tightly connected.
9. air intake filter according to any one of claim 1 to 5, which is characterized in that the air intake filter
It further include being connected to the secondary filtration section (3) and/or the three-stage filtration section (4) and for detecting air by the second level
The pressure-detecting device (7) of pressure difference before and after fillter section (3) and/or the three-stage filtration section (4)；The air intake filter
Output end is equipped with the temperature-detecting device (8) of the air themperature for detecting output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820685189.6U CN208778103U (en) | 2018-05-09 | 2018-05-09 | Air intake filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820685189.6U CN208778103U (en) | 2018-05-09 | 2018-05-09 | Air intake filter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208778103U true CN208778103U (en) | 2019-04-23 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820685189.6U Active CN208778103U (en) | 2018-05-09 | 2018-05-09 | Air intake filter |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111085050A (en) * | 2019-12-27 | 2020-05-01 | 乔治洛德方法研究和开发液化空气有限公司 | Air filtering device and filtering method for air compressor |
| CN111120106A (en) * | 2019-12-24 | 2020-05-08 | 株洲航发动科南方燃气轮机有限公司 | High-power gas turbine generator set and operation method |
| USD1027682S1 (en) | 2021-09-30 | 2024-05-21 | Carrier Corporation | Refrigerant detection sensor housing |
| US12253457B2 (en) | 2021-09-30 | 2025-03-18 | Carrier Corporation | Environmental enclosure for a transport gas sensor |
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2018
- 2018-05-09 CN CN201820685189.6U patent/CN208778103U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111120106A (en) * | 2019-12-24 | 2020-05-08 | 株洲航发动科南方燃气轮机有限公司 | High-power gas turbine generator set and operation method |
| CN111120106B (en) * | 2019-12-24 | 2021-07-30 | 株洲航发动科南方燃气轮机有限公司 | High-power gas turbine generator set and operation method |
| CN111085050A (en) * | 2019-12-27 | 2020-05-01 | 乔治洛德方法研究和开发液化空气有限公司 | Air filtering device and filtering method for air compressor |
| USD1027682S1 (en) | 2021-09-30 | 2024-05-21 | Carrier Corporation | Refrigerant detection sensor housing |
| US12253457B2 (en) | 2021-09-30 | 2025-03-18 | Carrier Corporation | Environmental enclosure for a transport gas sensor |
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