CN113109235A - System and method for testing water resistance performance of filter - Google Patents
System and method for testing water resistance performance of filter Download PDFInfo
- Publication number
- CN113109235A CN113109235A CN202110431812.1A CN202110431812A CN113109235A CN 113109235 A CN113109235 A CN 113109235A CN 202110431812 A CN202110431812 A CN 202110431812A CN 113109235 A CN113109235 A CN 113109235A
- Authority
- CN
- China
- Prior art keywords
- filter
- module
- testing
- water
- blocking performance
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 120
- 238000012360 testing method Methods 0.000 title claims abstract description 71
- 238000000034 method Methods 0.000 title claims abstract description 12
- 238000012545 processing Methods 0.000 claims abstract description 39
- 239000003595 mist Substances 0.000 claims abstract description 34
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 24
- 239000007921 spray Substances 0.000 claims abstract description 21
- 230000000903 blocking effect Effects 0.000 claims description 53
- 238000005303 weighing Methods 0.000 claims description 25
- 230000035699 permeability Effects 0.000 claims description 2
- 238000011056 performance test Methods 0.000 claims 1
- 238000005507 spraying Methods 0.000 description 18
- 238000005070 sampling Methods 0.000 description 7
- 230000008859 change Effects 0.000 description 6
- 239000002245 particle Substances 0.000 description 6
- 238000011156 evaluation Methods 0.000 description 4
- 238000004364 calculation method Methods 0.000 description 3
- 238000002485 combustion reaction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000001914 filtration Methods 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000009423 ventilation Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 239000008213 purified water Substances 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N15/082—Investigating permeability by forcing a fluid through a sample
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume or surface-area of porous materials
- G01N15/08—Investigating permeability, pore-volume, or surface area of porous materials
- G01N2015/084—Testing filters
Landscapes
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Testing Resistance To Weather, Investigating Materials By Mechanical Methods (AREA)
- Testing Of Devices, Machine Parts, Or Other Structures Thereof (AREA)
Abstract
The invention relates to the technical field of filter testing, in particular to a system and a method for testing the water resistance performance of a filter. The filter water-blocking performance testing system comprises a working condition adjusting module, a spray supplying module, an information collecting module and a data processing module; the working condition adjusting module is used for controlling parameters of air entering the filter water-blocking performance testing device; the spray supply module is used for supplying water mist for testing water resistance performance to the upstream of the filter; the information acquisition module is used for acquiring air parameters or filter parameters upstream or downstream of the filter; the data processing module is connected with the information acquisition module and used for processing the acquired parameters to obtain a result of the water resistance performance of the filter. The invention can be matched with a test structure to select a proper filter for the gas turbine.
Description
Technical Field
The invention relates to the technical field of filter testing, in particular to a system and a method for testing the water resistance performance of a filter.
Background
The gas turbine is a rotary power machine which takes continuously flowing gas as a working medium and converts heat energy into mechanical energy. Because the air is used as working medium, the quality and purity of the inlet air of the gas turbine are the precondition for effectively operating the gas turbine and improving the performance and reliability of the gas turbine. Before the air enters the gas turbine, it needs to be treated to remove impurities. The gas turbine air inlet system is generally arranged at the front part of the gas turbine as an indispensable guarantee system and mainly comprises a rain cover, an air inlet filtering system and other parts. The air inlet filtering system is an important component of an air inlet system of the combustion engine, determines the air inlet cleanliness of the combustion engine, and is an important guarantee system for safe and stable work of subsequent combustion engine components.
In the current gas turbine, how to select a proper filter is an important guarantee for improving the performance of the gas turbine.
Disclosure of Invention
The invention aims to provide a system and a method for testing the water resistance of a filter, which can realize the detection of the water resistance of the filter by collecting the parameters of air or the filter, and further select a proper filter to improve the performance of a gas turbine.
The embodiment of the invention is realized by the following steps:
in a first aspect, the invention provides a system for testing the water resistance of a filter, which comprises a working condition adjusting module, a spray supply module, an information acquisition module and a data processing module, wherein the spray supply module is used for supplying spray to the working condition adjusting module;
the working condition adjusting module is used for controlling parameters of air entering the filter water blocking performance testing device;
the spray supply module is used for supplying water mist for testing water resistance performance to the upstream of the filter;
the information acquisition module is used for acquiring air parameters at the upstream or the downstream of the filter or parameters of the filter when the water blocking performance of the filter is tested;
the data processing module is connected with the information acquisition module and used for processing the acquired parameters to obtain a result of the water resistance performance of the filter.
In an alternative embodiment, the condition adjusting module includes at least one of a temperature control unit, a humidity control unit, and a wind control unit.
In an alternative embodiment, the information acquisition module comprises a first weighing unit for measuring the weight of the filter before and after testing; and the second weighing unit is used for measuring the weight of the condensed water flowing out of the filter in the test process.
In an optional embodiment, the information collecting module includes:
a sampler for collecting the amount of mist upstream and downstream of the filter when the filter is being tested; and a humidity sensor for detecting the relative humidity of the air upstream and downstream of the filter while the filter is being tested.
In an optional embodiment, the information acquisition module further includes a flow rate statistic unit and a third weighing unit;
the flow rate statistic unit is connected with the spray supply module and is used for counting the spray amount input to the upstream of the filter by the spray supply module.
The third weighing unit is in signal connection with the data processing module;
the third weighing unit is used for measuring the weight of the condensed water of the filter before and after the test.
In an alternative embodiment, the flow statistic unit is a flow meter.
In an alternative embodiment, the parameter of the water resistance output by the data processing module comprises at least one of air volume, resistance and water permeability.
In an optional embodiment, the air conditioning system further comprises a feedback module, and the feedback module is configured to detect the air parameter adjusted by the operating condition adjusting module, and send the parameter to the data processing module.
In an optional implementation manner, the data processing module is connected with an alarm module, and when the parameter obtained by the feedback module is not matched with the parameter set by the working condition adjusting module, the data processing module controls the alarm module to alarm.
In a second aspect, the invention provides a method for testing water blocking performance of a filter, which comprises the steps of adjusting air to be filtered to a state of the filter in a using state through a working condition adjusting module, sampling parameters of the filter to be tested and parameters of the air before and after the filter is tested through an information acquisition module, and obtaining the water blocking performance of the filter according to sampled data.
The embodiment of the invention has the beneficial effects that:
the filter is arranged in the working condition environment through the working condition adjusting module, the filter under the working condition environment or the air parameters of the upstream and downstream of the filter are collected through the information acquisition module, the parameters transmitted by the information acquisition module are processed through the data processing module, the water blocking performance of the tested filter is finally obtained, and therefore the filter can be matched with a test structure to select a proper filter for the gas turbine.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
FIG. 1 is a schematic diagram of a water blocking performance testing system of a filter according to an embodiment of the present invention;
FIG. 2 is a reference diagram of a usage status of the horizontal filter water blocking performance testing system according to an embodiment of the present invention;
FIG. 3 is a reference diagram of a usage status of the water blocking performance testing system of the vertical filter according to the embodiment of the present invention;
FIG. 4 is a flowchart of a method for testing water-blocking performance of a filter according to an embodiment of the present invention;
fig. 5 is another flowchart of a method for testing water blocking performance of a filter according to an embodiment of the present invention.
Icon: 1-a fan; 2-temperature control section; 3-a nozzle box; 4-wet equilibrium stage; 5-spraying section; 6-a first sampling segment; 7-a filter; 8-a second sampling section; 9-circulating air pipes; 10-a spraying device; 11-a humidifying device; 12-atmospheric pressure sensor; 13-a third temperature and humidity sensor; 14-a first differential pressure transmitter; 15-a first temperature and humidity sensor; 16-a second differential pressure transmitter; 17-a second temperature and humidity sensor; 18-a flow meter; 19-a first sampler; 20-second sampler.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention. The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or the orientations or positional relationships that the products of the present invention are conventionally placed in use, and are only used for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Some embodiments of the present invention are described in detail below with reference to fig. 1-5. The embodiments described below and the features of the embodiments can be combined with each other without conflict.
In a first aspect, the present invention provides a system for testing water blocking performance of a filter, as shown in fig. 1, including a working condition adjusting module, a mist supply module, an information collecting module and a data processing module; the working condition adjusting module is used for controlling parameters of air entering the filter water-blocking performance testing device; the spray supply module is used for supplying water mist for testing the water resistance performance to the upstream of the filter; the information acquisition module is used for acquiring air parameters at the upstream of the filter 7 or the downstream of the filter 7 or parameters of the filter 7 when the water blocking performance of the filter is tested; the data processing module is connected with the information acquisition module and used for processing the acquired parameters to obtain a result of the water resistance performance of the filter.
In this embodiment, when selecting a suitable filter 7 for a gas turbine, the operating condition of the gas turbine needs to be considered first, and the water blocking performance of the filter 7 may be different under different operating conditions, so that the air during the test is adjusted to the air matching under the operating condition by the operating condition adjusting module, and then the water blocking performance of the filter 7 is tested by the filter water blocking performance testing device.
Specifically, in this embodiment, the filter water blocking performance testing system provided by the present invention is matched with the filter water blocking performance testing device.
Specifically, when the water blocking performance of the filter 7 is tested, the air is adjusted to be in an air state under the working condition through the working condition adjusting module, and then the test is started. During testing, water mist is sprayed to the upstream of the filter 7 through the mist supply module, air parameters such as water mist content and the like at the upstream of the filter 7 and the downstream of the filter 7 are collected through the information collection module, or parameters such as weight and the like of the filter 7 are collected, the collected information is sent to the data processing module, and the data processing module calculates according to the parameter information to finally obtain the water blocking performance of the filter 7.
Specifically, the calculation of the data processing module is mainly based on the parameter variations upstream and downstream of the filter 7, or the parameter variations of the filter 7 itself before and after the filtering.
Specifically, in the present embodiment, the spray supply module is a high-pressure fine mist device.
Specifically, in this embodiment, the operating condition adjusting module includes at least one of a temperature control unit, a humidity control unit and a wind control unit.
The temperature of the air is adjusted through the temperature control unit, the humidity of the air is adjusted through the humidity control unit, the flowing speed and the air supply volume of the air are adjusted through the air volume control unit, and then the parameters of the air can be matched with the air parameters under the working condition.
In this embodiment, as shown in fig. 2, the air volume control unit controls the rotation speed of the fan 1 to control the air volume, specifically, in this embodiment, the fan 1 is connected with a circulation air duct 9, and the other end of the circulation air duct 9 is connected with the tail end, so that the air during the test can be recycled, thereby improving the utilization rate of resources.
Specifically, the temperature control unit may be an evaporator, an electric heating rod, or the like provided in the temperature control section 2 of the filter water blocking performance testing apparatus.
Specifically, in this embodiment, the adjustable range of the temperature control unit is-15 ℃ to 35 ℃, and the control accuracy is ± 0.5 ℃.
Specifically, in the present embodiment, the humidity control unit may be at least one of an isothermal humidifier and an isenthalpic humidifier such as spray humidification.
In the present embodiment, a nozzle box 3 is further provided, and the amount of ventilation in the system is detected by the nozzle box 3.
Specifically, in the present embodiment, the detection of the ventilation amount can be calculated from the pressure difference between the inlet and outlet of the nozzle box 3.
In the present embodiment, the nozzle box 3 is used for detecting the air volume in the system, and a spraying section 5 and a wet balance section 4 are connected at the downstream of the nozzle box 3, wherein the wet balance section 4 is used for adjusting the wet balance of the air.
More specifically, in the embodiment, the adjustable range of the relative humidity of the air is 30-95%, and the relative humidity control precision is ± 5% RH.
More specifically, in the embodiment, the humidity control unit comprises a humidifying device 11, specifically, the humidifying device is a pressure spraying device, the particle size of the water mist particles of the pressure spraying device can be selected within the range of 20-40 microns, and the concentration of the water mist is selected fromAt 300-3The air volume per hour.
In this embodiment, the spraying device 10 is a high-pressure micro-spraying device, and the particle size of the water mist particles of the high-pressure micro-spraying device can be selected in the range of 5-15 microns.
The high-pressure micro-mist device and the pressure spraying device are matched together to realize 4.0-24.0g/m3The error of the concentration of the water mist is less than 10 percent through linear adjustment in the range.
In this embodiment, the required spray amount may be directly set for the operating condition adjusting module, and after the required spray amount is given, the water mist amounts upstream and downstream of the filter 7 are measured by the information collecting module, so as to calculate the water blocking rate.
In order to research the influence of different concentrations, fogging amount ranges and fogging particle diameters on the water resistance performance of a gas turbine filter, under the condition that a humidity control unit is matched with an air volume control unit, specifically, the humidification device 11 is matched with a spraying device 10, the spraying amount in a spraying section 5 is adjustable from 1-150kg/h, and the spraying particles can be converted from 3-15 micrometers to 20-40 micrometers.
In this embodiment, the amount of fogging may be adjusted by mixing steam and water.
The high-pressure ceramic plunger pump of the high-pressure micro-mist device can pressurize the purified water to 1-7 MPa, then the high-pressure water is conveyed to a special micro-mist nozzle through a high-pressure water pipe, and the high-pressure water is sprayed into the air in a 3-15 micron mist shape.
The high-pressure micro-mist device has the mist generating amount of 1-150kg/h and can be linearly adjusted, and the error of the concentration of the generated water mist is less than 10 percent. The water of the high-pressure micro-mist system is used in a sealed and non-recycled manner, so that the propagation of bacteria can not be caused.
The pressure spraying device increases the water pressure of a tap water pipeline to about 0.5MPa, and then the water is sprayed out through a special spray head to form a large amount of water mist of 20-40 microns.
In the embodiment, the mist generating amount of the pressure spraying device can be adjusted in a stepped manner, and the error of the concentration of the generated water mist is less than 10% when the pressure spraying device is matched with high-pressure micro mist.
In the present embodiment, an atmospheric pressure sensor 12 is also provided for detecting atmospheric pressure.
In this embodiment, the filter water blocking performance testing system may be horizontal, as shown in fig. 2, or vertical, as shown in fig. 3.
There are many ways to test the water resistance, and in the present invention, the following three ways are exemplified.
In the first test mode, the test was performed by the weight of the filter 7.
Specifically, in this embodiment, the information acquisition module includes a first weighing unit, and the first weighing unit is used for measuring the weight of the filter 7 before and after the test; and a second weighing unit for measuring the weight of the condensed water flowing out of the filter 7 during the test.
The first weighing unit weighs the filter 7 before and after testing, the second weighing unit weighs the weight of the condensed water of the filter 7 in the testing process, the data of the first weighing unit and the data of the second weighing unit are transmitted to the processing module, and the data processing module calculates the water blocking performance of the filter 7 according to the data transmitted by the first weighing unit and the second weighing unit received in unit time.
Specifically, the weights of the filter 7 before and after the test, which are weighed by the first weighing unit, are g1And g2The weight of the condensed water weighed by the second weighing unit is g3At this time, the water-blocking performance of the filter 7 is g2-g1+g3。
The larger the obtained numerical value is, the larger the water-blocking amount is, and the higher the water-blocking performance is.
In the second test mode, the moisture content before and after the filter 7 was measured.
Specifically, in this embodiment, the information acquisition module includes a sampler and a humidity sensor. Wherein the sampler is used for collecting the amount of water mist at the upstream of the filter and the amount of water mist at the downstream of the filter when the filter is tested, and the humidity sensor is used for detecting the relative humidity of the air at the upstream and downstream of the filter 7 when the filter 7 is tested.
In this embodiment, the relative humidity of the air before and after the test is collected by the sampler and the humidity sensor, and the water resistance performance is calculated according to the collected data.
Specifically, in this embodiment, before the air enters the filter 7, the air is detected by the first sampler 19 and the first temperature/humidity sensor 15 of the first sampling stage 6, and after the air is filtered by the filter 7, the air is detected by the second sampler 20 and the second temperature/humidity sensor 17 of the second sampling stage 8.
More specifically, in this embodiment, the amount of the mist collected by the first sampler 19 is a, the air humidity detected by the first temperature and humidity sensor 15 is b, the air volume in the first sampling section is c, the amount of the mist collected by the second sampler 20 is d, the air humidity detected by the second temperature and humidity sensor 17 is e, and the air volume in the second sampling section is f.
The water blocking performance of the present embodiment is to determine the absorption amount of the filter to the hydrosol, where the water mist amounts collected by the first sampler 19 and the second sampler 20 both include hydrosol.
Then, the calculation method of the water blocking performance at this time is as follows:
a-b×c-(d-e×f)。
in the third test mode, the change of the condensed water before and after passing through the filter 7.
Specifically, in this embodiment, the information acquisition module further includes a flow rate statistics unit and a third weighing unit; the flow rate statistic unit is connected with the working condition adjusting module and is used for detecting the water amount used by the filter 7 during humidity control before testing; the third weighing unit is in signal connection with the data processing module; the third weighing unit is used to measure the weight of the condensed water upstream of the filter 7 and to measure the weight of the condensed water downstream of the filter 7.
In the embodiment, the condensed water upstream and downstream of the filter 7 is weighed by the third weighing unit in the information acquisition module, and the weights are g respectively4And g5And the data processing module for transmitting data is receivedThe flow rate statistic unit counts the water amount g used in spraying6And finally, the calculation mode of the water resistance amount is as follows:
water resistance is g6-g4-g5。
In the present embodiment, the flow rate statistic unit is the flow meter 18, and the flow rate through the spraying device is counted in real time by the flow meter 18.
In an alternative embodiment, the parameter of the water resistance output by the data processing module comprises at least one of air volume, wind resistance and water resistance.
Specifically, when the evaluation parameter of the water blocking performance is the air volume, the larger the air volume change of the air inlet end and the air outlet end of the filter 7 is, the better the water blocking performance of the filter 7 is; when the evaluation parameter of the water resistance is wind resistance, the larger the change of the wind resistance of the air inlet end and the air outlet end of the filter 7 is, the better the water resistance of the filter 7 is; when the evaluation parameter of the water blocking performance is the water blocking amount, the larger the water blocking amount of the filter 7 is, the better the water blocking performance of the filter 7 is.
It should be noted that the evaluation parameter of the water blocking performance may be at least one of the air volume, the wind resistance and the water blocking amount, but is not limited to the above parameters, and may also be other parameters, for example, the wind pressure may also be detected, and the water blocking performance of the filter 7 is reflected by the change of the wind pressure, that is, the detected parameter change only needs to reflect the water blocking performance of the filter 7, and further, the water blocking capability of the filter 7 can be evaluated.
In the present embodiment, the first differential pressure transmitter 14 is provided below the nozzle box 3, the second differential pressure transmitter 16 is provided below the filter 7 to be tested, and the change in the differential pressure is detected by the differential pressure transmitters, whereby the water resistance of the filter 7 can be evaluated.
In an optional embodiment, the air conditioning system further comprises a feedback module, and the feedback module is used for detecting the air parameter adjusted by the working condition adjusting module and sending the parameter to the data processing module.
In this embodiment, feedback module includes temperature sensor, humidity transducer, wind speed sensor etc. and measures the air after operating mode adjusting module adjusts through temperature sensor, humidity transducer and wind speed sensor to data processing module is given to the data transmission who will measure, and data that detects feedback module through data processing module compares with operating mode adjusting module's preset data, can learn whether operating mode adjusting module's adjustment is accurate.
Specifically, in this embodiment, a third temperature and humidity sensor 13 is provided in the nozzle box 3, and the temperature of the air is detected by the third temperature and humidity sensor 13 and then fed back to the data processing module.
In an optional embodiment, the data processing module is connected with an alarm module, and when the parameters obtained by the feedback module are not matched with the parameters set by the working condition adjusting module, the data processing module controls the alarm module to alarm.
That is to say, after operating mode adjusting module adjusts, the feedback module detects the air parameter after the regulation, and data processing module compares the back with both data, and the result after comparing mismatches, and alarm module reports to the police this moment, reminds testing personnel to inspect and maintain testing arrangement or test system to guarantee the test accuracy of water blocking performance.
From the above, the present invention can test the following parameters:
| serial number | Detecting items | Unit of | Range of capability | Description of the |
| 1 | Weight of the measured object | g | 140～16000 | 0.1 |
| 2 | Concentration of water mist | g/ |
4～24 | |
| 3 | Amount of spray | kg/ |
1～150 | |
| 4 | Temperature of | ℃ | -15～35 | The control precision is +/-0.5 |
| 5 | Humidity | ％ | 30～95 | The control precision is +/-5 percent RH |
In a second aspect, the present invention provides a method for testing water blocking performance of a filter, as shown in fig. 4 and 5, the air to be filtered is adjusted to a state in which the filter 7 is in use by the operating condition adjusting module, parameters of the filter 7 to be tested and parameters of air upstream and downstream of the filter 7 are sampled by the information collecting module when the filter 7 is tested, and the water blocking performance of the filter 7 is obtained according to the sampled data.
The embodiment of the invention has the beneficial effects that:
arrange filter 7 in under the operating mode environment through operating mode adjusting module to filter 7 under the operating mode environment through the information acquisition module, or gather the air parameter of filter 7 upper reaches, the air parameter of filter 7 low reaches under the operating mode environment, the parameter that rethread data processing module carried the information acquisition module is handled, finally obtains the water blocking performance of filter 7 of test, and then can cooperate with the test structure, chooses suitable filter 7 for use for gas turbine.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and various modifications and changes will occur to those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A filter water blocking performance test system is characterized by comprising a working condition adjusting module, a spray supply module, an information acquisition module and a data processing module;
the working condition adjusting module is used for controlling working condition parameters of air entering the filter water blocking performance testing device;
the spray supply module is used for supplying water mist for testing water resistance performance to the upstream of the filter;
the information acquisition module is used for acquiring air parameters at the upstream or the downstream of the filter or parameters of the filter when the water blocking performance of the filter is tested;
the data processing module is connected with the information acquisition module and used for processing the acquired parameters to obtain a result of the water resistance performance of the filter.
2. The system for testing water blocking performance of a filter according to claim 1, wherein the operation condition adjusting module comprises at least one of a temperature control unit, a humidity control unit and a wind control unit.
3. The filter water blocking performance testing system of claim 1, wherein the information acquisition module comprises:
a first weighing unit for measuring the weight of the filter before and after testing; and the number of the first and second groups,
a second weighing unit for measuring the weight of the condensed water flowing out of the filter during the test.
4. The filter water blocking performance testing system of claim 1, wherein the information acquisition module comprises:
a sampler for collecting the amount of mist upstream and downstream of the filter when the filter is being tested; and the number of the first and second groups,
a humidity sensor for detecting the relative humidity of the air upstream and downstream of the filter while the filter is being tested.
5. The system for testing the water blocking performance of the filter according to claim 1, wherein the information acquisition module comprises a flow statistic unit and a third weighing unit;
the flow rate statistic unit is connected with the spray supply module and is used for counting the spray amount input to the upstream of the filter by the spray supply module;
the third weighing unit is in signal connection with the data processing module;
the third weighing unit is used for measuring the weight of the condensed water of the filter before and after the test.
6. The filter water blocking performance testing system of claim 5, wherein the flow statistic unit is a flow meter.
7. The system for testing water blocking performance of filter according to claim 1, wherein the parameter of water blocking performance outputted from the data processing module comprises at least one of air volume, resistance and water permeability.
8. The system for testing the water blocking performance of the filter as claimed in claim 1, further comprising a feedback module for detecting the air parameter adjusted by the operation condition adjusting module and sending the parameter to the data processing module.
9. The system for testing the water blocking performance of the filter according to claim 8, wherein an alarm module is connected to the data processing module, and when the parameters obtained by the feedback module are not matched with the parameters set by the working condition adjusting module, the data processing module controls the alarm module to alarm.
10. A method for testing the water blocking performance of a filter is characterized in that air to be filtered is adjusted to be in a state of the filter in a using state through a working condition adjusting module, parameters of the filter for testing and parameters of the air before and after the filter is tested are sampled through an information collecting module, and the water blocking performance of the filter is obtained according to sampled data.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110431812.1A CN113109235B (en) | 2021-04-21 | 2021-04-21 | System and method for testing water resistance performance of filter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110431812.1A CN113109235B (en) | 2021-04-21 | 2021-04-21 | System and method for testing water resistance performance of filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113109235A true CN113109235A (en) | 2021-07-13 |
| CN113109235B CN113109235B (en) | 2023-02-14 |
Family
ID=76719485
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110431812.1A Active CN113109235B (en) | 2021-04-21 | 2021-04-21 | System and method for testing water resistance performance of filter |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113109235B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114354234A (en) * | 2022-01-06 | 2022-04-15 | 中车青岛四方车辆研究所有限公司 | Water-blocking filter performance testing device and testing method |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150159603A1 (en) * | 2013-12-06 | 2015-06-11 | Bha Altair, Llc | Method and system for testing filter element performance |
| CN104949852A (en) * | 2015-06-30 | 2015-09-30 | 国电科学技术研究院 | On-site contrast test system and method for incoming air filtering system of gas turbine |
| CN106198350A (en) * | 2016-07-29 | 2016-12-07 | 北京京丰燃气发电有限责任公司 | A kind of gas turbine inlet air filtration device on-hook detecting system and determination method |
| CN106644494A (en) * | 2016-11-10 | 2017-05-10 | 南京电力设备质量性能检验中心 | Method and apparatus for evaluating moisture resistance of air intake filter of gas turbine |
| CN107144509A (en) * | 2017-05-17 | 2017-09-08 | 深圳朝伟达科技有限公司 | A kind of filter core performance measurement method of natural gas filtering separation equipment |
| CN206930439U (en) * | 2017-07-05 | 2018-01-26 | 中海石油气电集团有限责任公司 | A kind of gas turbine vertical air inlet air filtration test device |
| JP2019070360A (en) * | 2017-10-11 | 2019-05-09 | 東京電力ホールディングス株式会社 | Gas turbine intake air cooling method and gas turbine intake air cooling system |
| CN112414922A (en) * | 2020-12-09 | 2021-02-26 | 天津城建大学 | Ventilation is with air cleaner microbiological filtration performance evaluation laboratory bench |
-
2021
- 2021-04-21 CN CN202110431812.1A patent/CN113109235B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20150159603A1 (en) * | 2013-12-06 | 2015-06-11 | Bha Altair, Llc | Method and system for testing filter element performance |
| CN104949852A (en) * | 2015-06-30 | 2015-09-30 | 国电科学技术研究院 | On-site contrast test system and method for incoming air filtering system of gas turbine |
| CN106198350A (en) * | 2016-07-29 | 2016-12-07 | 北京京丰燃气发电有限责任公司 | A kind of gas turbine inlet air filtration device on-hook detecting system and determination method |
| CN106644494A (en) * | 2016-11-10 | 2017-05-10 | 南京电力设备质量性能检验中心 | Method and apparatus for evaluating moisture resistance of air intake filter of gas turbine |
| CN107144509A (en) * | 2017-05-17 | 2017-09-08 | 深圳朝伟达科技有限公司 | A kind of filter core performance measurement method of natural gas filtering separation equipment |
| CN206930439U (en) * | 2017-07-05 | 2018-01-26 | 中海石油气电集团有限责任公司 | A kind of gas turbine vertical air inlet air filtration test device |
| JP2019070360A (en) * | 2017-10-11 | 2019-05-09 | 東京電力ホールディングス株式会社 | Gas turbine intake air cooling method and gas turbine intake air cooling system |
| CN112414922A (en) * | 2020-12-09 | 2021-02-26 | 天津城建大学 | Ventilation is with air cleaner microbiological filtration performance evaluation laboratory bench |
Non-Patent Citations (1)
| Title |
|---|
| 范嘉?等: "燃机空气滤芯设计与综合性能测试", 《工程建设与设计》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114354234A (en) * | 2022-01-06 | 2022-04-15 | 中车青岛四方车辆研究所有限公司 | Water-blocking filter performance testing device and testing method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN113109235B (en) | 2023-02-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2534942C2 (en) | Detection of blockages and interruptions in aspirating smoke detector (asd) | |
| CN102563362A (en) | Compressed air system and intelligent pipe network leakage detecting method for same | |
| CN206020318U (en) | A kind of gas dew point analytical equipment | |
| CN109765154B (en) | Online calibration system and calibration method for PM2.5/PM10 light scattering particulate matter monitor | |
| CN205483934U (en) | Particulate matter measuring apparatu calibration system | |
| CN113109235B (en) | System and method for testing water resistance performance of filter | |
| CN105424105B (en) | Dust pelletizing system is responsible for air volume detecting method and on-line measuring device | |
| CN2784902Y (en) | Meter for on-line monitoring air leakage of steam turbine vacuum system | |
| CN109707659A (en) | A kind of blower on-line performance monitoring system and monitoring method | |
| CN103674630A (en) | Automatic-regulating discharged particulate matter dilution sampling device | |
| CN114778416B (en) | Microbial barrier testing system for breathable packaging material for medical instrument | |
| CN102133496A (en) | Dust filtering performance testing method and system of air filter for cab of vehicle on road | |
| CN106949957A (en) | It is a kind of to have the measurement apparatus for flowing silencer element acoustic characteristic and flow behavior under environment | |
| CN211292462U (en) | Aerosol particle collecting and sampling system | |
| CN210665422U (en) | Automatic zero calibration device for measuring particulate matters by laser scattering method | |
| CN201269796Y (en) | Scanning experiment platform for high-efficient filter | |
| CN112485036B (en) | Oil mist generating device for testing | |
| CN108051338A (en) | A kind of resistance testing and analysis system of air filter | |
| CN102486440B (en) | Flue gas inhalable particle automatic sampling instrument | |
| CN208334132U (en) | Minimum discharge flue gas particles concentration on-line monitoring device | |
| CN113250799B (en) | Backpressure data detection method, device and system | |
| CN109357899A (en) | Air-conditioning ventilation system performance detecting system | |
| CN108398278A (en) | A kind of resistance determination method of air filter | |
| CN214702702U (en) | Air flow test bed for gas turbine component | |
| CN212300877U (en) | Air compressor machine performance detecting system that dispatches from factory |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 100000, No. 30 East Third Ring Road, Chaoyang District, Beijing Applicant after: CHINA ACADEMY OF BUILDING RESEARCH Ltd. Applicant after: China Construction Research Technology Co.,Ltd. Address before: 100000, No. 30 East Third Ring Road, Chaoyang District, Beijing Applicant before: CHINA ACADEMY OF BUILDING RESEARCH Ltd. Applicant before: CABR TECHNOLOGY Co.,Ltd. |
|
| CB02 | Change of applicant information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Deng Gaofeng Inventor after: Guan Yunlong Inventor before: Deng Gaofeng Inventor before: Guan Yunlong Inventor before: Cui Kaili Inventor before: Zhang Wei Inventor before: Cheng Yao Inventor before: Wang Baoyan |
|
| CB03 | Change of inventor or designer information | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |