CN110987758A - Filter core test system - Google Patents
Filter core test system Download PDFInfo
- Publication number
- CN110987758A CN110987758A CN201911260838.3A CN201911260838A CN110987758A CN 110987758 A CN110987758 A CN 110987758A CN 201911260838 A CN201911260838 A CN 201911260838A CN 110987758 A CN110987758 A CN 110987758A
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- China
- Prior art keywords
- back flushing
- mounting part
- filter element
- testing system
- air inlet
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- 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
-
- 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
Abstract
The invention provides a filter element testing system, comprising: a test channel; the filter element mounting assembly is arranged in the test channel and comprises a first mounting part, a second mounting part and a third mounting part which are sequentially arranged according to the airflow direction, and the first mounting part, the second mounting part and the third mounting part are respectively used for detachably mounting a filter element; the back flushing system comprises a back flushing air source, a back flushing pipeline and a back flushing control valve which is arranged on the back flushing pipeline and controls the back flushing pipeline to be switched on and off, one end of the back flushing pipeline is connected with the back flushing air source, and the other end of the back flushing pipeline extends to the second mounting part and the third mounting part; the monitoring control system comprises a controller, a display, an air inlet parameter acquisition unit and a filtering parameter acquisition unit. Through configuring a plurality of filter cores with different models, the air quality in different regions is subjected to filtration test, and the filter cores suitable for the gas turbines in different regions can be selected in a contrast manner to be configured, so that the model of the filter core with reasonability and better quality is selected.
Description
Technical Field
The invention relates to a filter element testing system, in particular to a testing system for type selection of a gas turbine filter element.
Background
With the development of the power generation industry of gas turbines, the use requirement of the domestic gas turbine power generation industry on filter elements is higher and higher. The air supply for the air inlet system of the gas turbine with high cleanness requirement is necessary for ensuring the long-term safe operation of the gas turbine, and the reliability of the filtering performance of the air supply is crucial to the whole production process.
As the climate characteristics and the air quality of different regions in China are different, the filter element configuration of the gas inlet system of the gas turbine needs to be selected according to the air quality condition of the region where the power plant is located, at present, the method or information in the aspect is less, foreign experience is usually used for reference, but the climate characteristics and the air quality of foreign regions are greatly different from those of the country.
Therefore, a need exists for a test system that allows for proper configuration of the filter element and selection of filter element types.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, an object of the present invention is to provide a filter cartridge that solves the problem of the prior art that it is difficult to select filter cartridges for different climates.
To achieve the above and other related objects, the present invention provides a method comprising:
the test channel is divided into an air inlet section, a test section and an air outlet section according to the airflow direction; the filter element mounting assembly is arranged in the test section and comprises a first mounting part, a second mounting part and a third mounting part which are sequentially arranged according to the airflow direction, and the first mounting part, the second mounting part and the third mounting part are respectively used for detachably mounting a filter element; the back flushing system comprises a back flushing air source, a back flushing pipeline and a back flushing control valve which is arranged on the back flushing pipeline and controls the back flushing pipeline to be switched on and off, one end of the back flushing pipeline is connected with the back flushing air source, and the other end of the back flushing pipeline extends to the second mounting part and the third mounting part and is used for being connected with filter elements arranged on the second mounting part and/or the third mounting part; the monitoring control system comprises a controller, a display, an air inlet parameter acquisition unit and a filtering parameter acquisition unit, wherein the air inlet parameter acquisition unit is used for acquiring the parameter values of gas entering the air inlet section, the filtering parameter acquisition unit comprises a plurality of groups of collectors arranged in the test section corresponding to each filter element, each group of collectors correspondingly acquire the parameter values of the gas filtered by one filter element, and the air inlet parameter acquisition unit, all the collectors and the back flushing control valve are connected with the controller and the display.
Preferably, the intake air parameter acquisition unit includes a humidity sensor, a temperature sensor, and a pressure sensor.
Preferably, each set of collectors comprises a pressure transmitter and a particle counter.
Preferably, a grid net and a dehumidification louver are arranged in the air inlet section.
Preferably, the inlet end of the air inlet section is provided with a rain cover.
Preferably, the cartridge testing system further comprises a support frame supporting the testing channel.
Preferably, a damping device is arranged on the bracket at the position where the test channel is arranged.
Preferably, the filter core test system still includes the container body, the support is located in the container body, just be equipped with a plurality ofly side by side on the support the test passage.
Preferably, a flowmeter and an induced draft fan are arranged in the air outlet section.
Preferably, the controller is in signal connection with a remote control system.
As described above, one of the present invention has the following advantageous effects:
(1) the test section of the test channel is provided with three installation parts, three stages of filter elements can be sequentially installed, so that the filter element test system can perform the arrangement and the type selection of the three stages of filter elements, and the second installation part and the third installation part are both connected with a back flushing pipeline, so that a back flushing filter cylinder can be arranged on the second installation part and the third installation part, and the setting of different filter element positions is completed;
(2) the controller is matched with various parameter acquisition units to work, can collect and store various important data in the operation process of the filter element testing system, can automatically control the acquisition, processing, storage and transmission of the data, and can be additionally provided with a display panel so as to visualize the real-time state of each filter element through the display panel;
(3) the controller is in signal connection with the remote control system, so that data acquired in the controller can be transmitted to a remote computer in real time, the risk of losing operation data can be reduced, the filter element test system can be detected, controlled and troubleshooting can be carried out on the remote computer in real time, the operation and maintenance cost of equipment is effectively reduced, and the processing capacity of the operation and maintenance data is improved;
(4) the filter element testing system can also be internally provided with a plurality of groups of testing channels, tests are carried out on a plurality of different filter element configurations at the same time, and a local controller and a remote control system are matched, so that the overall testing efficiency can be improved, filter elements of different manufacturers and different styles can be compared under the same working condition, and a professional can conveniently analyze and select different filter element products and configurations;
(5) the filter element type selection method has the advantages that the filter element types which are reasonable and superior can be selected by configuring a plurality of filter elements with different types and carrying out filter test on the air quality in different regions and comparing and selecting the filter elements of the system of the gas turbine which are suitable for different regions;
(6) the reasonable selection of the model of the filter element not only can play a better air filtering effect, but also can provide clean air quality for the gas turbine; the service life of the filter element can be prolonged, the operation and maintenance cost is reduced, the filter element is more economical to use, meanwhile, rich filter element type selection experience can be accumulated, and powerful technical support is provided for a gas turbine project.
Drawings
Fig. 1 is an electrical control schematic of a cartridge testing system.
Fig. 2 is a schematic view of a testing channel structure of a filter element testing system.
1 rain cover
2 grid net
3 dehumidifying louver
4 first mounting part
5 second mounting part
6 blowback nozzle
7 third mounting part
8 transition section
9 flow meter
10 connecting pipe
11 induced draft fan
12 electric machine
13 control cabinet
14 third channel measuring point
15 back-blowing control main valve
16 second channel test point
17 blowback pipeline
18 first channel measurement point
19 blowback air source
20 humidity sensor
21 temperature sensor
22 pressure sensor
23 first pressure transmitter
24 second pressure transmitter
25 third pressure transmitter
26 particle counter
27 blowback control valve
28 second blowback branch
29 third blowback branch
Detailed Description
The embodiments of the present invention are described below with reference to specific embodiments, and other advantages and effects of the present invention will be easily understood by those skilled in the art from the disclosure of the present specification. The invention is capable of other and different embodiments and of being practiced or of being carried out in various ways, and its several details are capable of modification in various respects, all without departing from the spirit and scope of the present invention.
The technical solution of the present invention will be described in detail with reference to specific examples.
As shown in fig. 1, the present invention provides a cartridge testing system comprising: the test channel is divided into an air inlet section 101, a test section 102 and an air outlet section 103 according to the airflow direction; the filter element mounting assembly is arranged in the testing section 102 and comprises a first mounting part 4, a second mounting part 5 and a third mounting part 7 which are sequentially arranged according to the airflow direction, and the first mounting part 4, the second mounting part 5 and the third mounting part 7 are respectively used for detachably mounting a filter element; the back flushing system comprises a back flushing air source 19, a back flushing pipeline 17 and a back flushing control main valve 15 which is arranged on the back flushing pipeline and controls the on-off of the back flushing pipeline, one end of the back flushing pipeline 17 is connected with the back flushing air source 19, and the other end of the back flushing pipeline extends to the second mounting part 5 and the third mounting part 7 and is used for being connected with filter elements arranged on the second mounting part 5 and/or the third mounting part 7; the monitoring control system comprises a controller, a display, an air inlet parameter acquisition unit and a filtering parameter acquisition unit, wherein the air inlet parameter acquisition unit is used for acquiring the parameter values of gas entering the air inlet section, the filtering parameter acquisition unit comprises a plurality of groups of collectors arranged in the test section corresponding to each filter element, each group of collectors correspondingly acquire the parameter values of the gas filtered by one filter element, and the air inlet parameter acquisition unit, all the collectors and the back flushing control valve are connected with the controller and the display.
The test channel of the filter element test system is provided with three installation parts, three stages of filter elements can be sequentially installed, so that the filter element test system can perform the arrangement and the type selection of the three stages of filter elements, and the second installation part 5 and the third installation part 7 are respectively provided with the second back blowing branch 28 and the third back blowing branch 29, so that the back blowing filter cylinder can be arranged on the second installation part 5 and the third installation part 7, and the setting of different filter element positions is completed; the controller is matched with various parameter acquisition units to work, can collect and store various important data in the operation process of the filter element testing system, and can automatically control the acquisition, processing, storage and transmission of the data; the filter element type selection method has the advantages that the filter element types which are reasonable and superior can be selected by configuring a plurality of filter elements with different types and carrying out filter test on the air quality in different regions and comparing and selecting the filter elements of the system of the gas turbine which are suitable for different regions; the reasonable selection of the model of the filter element not only can play a better air filtering effect, but also can provide clean air quality for the gas turbine; the service life of the filter element can be prolonged, the operation and maintenance cost is reduced, the filter element is more economical to use, meanwhile, rich filter element type selection experience can be accumulated, and powerful technical support is provided for a gas turbine project.
Specifically, as shown in fig. 2, the air inlet section 101 of the testing channel in the filter core testing system of the present embodiment may be provided with a grid net 2 and a dehumidifying louver 3, air with dust flows into the air inlet section from the air inlet, passes through the grid net 2 and the dehumidifying louver 3, the grid net 2 prevents foreign objects from entering the channel, the dehumidifying louver 3 removes air humidity, and then passes through the testing section 102. In for preventing that the rainwater directly gets into test channel, this embodiment still is equipped with rain-proof cover 1 at test channel's import tip.
Install the one-level filter core respectively in the three installation department that above-mentioned test section set up then carry out each parameter acquisition, learn this kind of filter core and arrange the condition of combination filtered air, then better filter core at different levels tests, can contrast and learn different filter cores and arrange the filtration condition to current air. A first stage filter element is arranged in the first mounting part 4, a second stage filter element is arranged in the second mounting part 5, and a third stage filter element is arranged in the third mounting part 7, wherein the second stage filter element can be a back flushing filter element, and the third stage filter element is a static filter element; or the second-stage filter element is a static filter element, and the third-stage filter element is a back flushing filter element; or other filter elements, which are not limited in kind based on the above-described test channel. Because of second installation department and third installation department all are equipped with blowback pipeline 17, consequently second level filter core and tertiary filter core all can be the blowback filter core.
The air outlet section 103 in this embodiment is composed of a transition section 8 connected to the test section 102, a flowmeter 9, a connecting pipe 10, and an induced draft fan 11.
The flow direction of the test channel gas in this embodiment is: air with dust flows into the air inlet section 101 from an air inlet, passes through the grid net 2 and the dehumidification shutter 3, the grid net 2 prevents foreign matters from entering a channel, the dehumidification shutter 3 removes air humidity, then passes through the test section 102, the air sequentially passes through the first-stage filter element, the second-stage filter element and the third-stage filter element, and the air flows into the air outlet section 103 after being filtered by the third-stage filter element. Above-mentioned give vent to anger and be equipped with flowmeter 9 and draught fan 11 in the section 101, the draught fan 11 of the section 103 department of giving vent to anger accelerates the air flow, and then promotes filtration efficiency, flowmeter 9 is used for testing air outlet department air mass flow.
In the back flushing system in this embodiment, one end of the back flushing pipeline 17 is connected to the back flushing air source 19, the other end of the back flushing pipeline 17 is provided with a second back flushing branch 28 extending to the second installation part 5, and a third back flushing branch 29 extending to the third installation part 7, and the back flushing system is respectively used for connecting to the filter cores arranged on the second installation part 5 and the third installation part 7, wherein the third back flushing branch 29 is provided with a back flushing control valve 27, when the second-stage filter core and the third-stage filter core select the back flushing filter core, the back flushing system is in an operating state, the filter cores can be cleaned without disassembling the device, and further the filtering efficiency is improved.
In order to obtain various parameters and know the difference between the filtered gas and the gas before filtering, the air inlet parameter acquisition unit in the embodiment is arranged at the air inlet and comprises a humidity sensor 20, a temperature sensor 21 and a pressure sensor 22, and the air inlet parameter acquisition unit is used for testing the parameters of humidity, temperature, pressure and the like of the air entering the filter element testing device and is convenient to compare with the parameter values of the subsequent filtered gas.
In this embodiment, each filter element is provided with a first test channel point 18 corresponding to the first-stage filter element, a second test channel point 16 corresponding to the second-stage filter element, a third test channel point 14 corresponding to the third-stage filter element, and each group of collectors is provided at each filter element, which may include a particle counter 26 and a pressure transmitter provided at each test channel point, respectively, a first pressure transmitter 23 corresponding to the first-stage filter element, a second pressure transmitter 24 corresponding to the second-stage filter element, and a third pressure transmitter 25 corresponding to the third-stage filter element, and is configured to test the air pressure difference of each filter element and the flow rate of gas in the test channel, so as to provide detailed data support for the analysis of technical parameters of the filter element, such as performance and service life, by the relevant professionals.
In order to facilitate installation and positioning, the filter element testing system in the embodiment further comprises a support for supporting the testing channels, the support is used for installing the plurality of testing channels, the plurality of testing channels are assembled together side by side, and meanwhile, different filter elements are configured in a contrasting manner, so that a suitable filter element of the air inlet system can be selected more scientifically and reasonably.
The shock absorption device is arranged on the support, so that the influence of vibration generated in the operation process of equipment such as the induced draft fan 11 on other parts can be reduced.
The controller can be arranged in an electrical cabinet, the electrical cabinet supplies power to all elements in the monitoring and controlling system, and the power supply of the electrical cabinet is connected with the outside through an aviation plug.
The controller of this embodiment is a local control system, which can control each component in the test channel according to a program or an instruction; the controller can also store the real-time data acquired by the air inlet parameter acquisition unit and the filtering parameter acquisition unit, so that the controller can know the pressure difference of each filter element and the flow rate of gas in the test channel, the temperature, humidity and air cleanliness of the local environment and the cleanliness of the filtered air, provide detailed data support for analysis of technical parameters of the performance, service life and the like of the filter element by related professionals and facilitate real-time remote control of the related professionals.
The controller of the embodiment can be in signal connection with a remote control system, and can be remotely connected to a computer or a mobile phone through a network so as to realize the control of the test device at a remote end, the real-time check and backup of operation data, and the analysis and troubleshooting of abnormal items in the operation process.
In the embodiment, the filter element testing system can be pre-installed in a container in a factory and debugged, and then the container transport vehicle is used for moving the whole device to a place where a test is needed, so that the installation and debugging work in a test field is simplified. This embodiment is at test passage's the form that the inlet and outlet air door design was opened for manual, was closed, its inboard fixed mounting has grid net 2, in the in-process of testing arrangement transportation will advance, the air outlet is closed, the protection filter core, filter core testing arrangement operation in-process, open and fix and advance, the air outlet door can be with the shrouding transform to rain-proof cover 1, there are two rectangle trompils in the both sides of air outlet, this rectangle opening can form the siphon effect under the condition of airing exhaust, thereby can be with the hot-air suction in the testing arrangement, thereby realize the protection to the inside electrical equipment of testing arrangement at the operation in-process.
In summary, according to the filter element testing system, the filter elements with different models are configured to perform the filtration test on the air quality in different areas, and the gas turbines suitable for different areas can be selected for system filter element configuration in comparison, so that a reasonable and better filter element model is selected, the service life of the filter element is prolonged, the operation and maintenance cost is reduced, and the use of the filter element is more economical. Therefore, the invention effectively overcomes various defects in the prior art and has high industrial utilization value.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the invention. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. A filter cartridge testing system, comprising: the testing channel is divided into an air inlet section (101), a testing section (102) and an air outlet section (103) according to the flow direction of the air flow; the filter element mounting assembly is arranged in the testing section (102), and comprises a first mounting part (4), a second mounting part (5) and a third mounting part (7) which are sequentially arranged according to the airflow direction, and the first mounting part (4), the second mounting part (5) and the third mounting part (7) are respectively used for detachably mounting a filter element; the back flushing system comprises a back flushing air source (19), a back flushing pipeline (17) and a back flushing control main valve (15) which is arranged on the back flushing pipeline and controls the on-off of the back flushing pipeline, one end of the back flushing pipeline (17) is connected with the back flushing air source (19), and the other end of the back flushing pipeline (17) extends to the second mounting part (5) and the third mounting part (7) and is used for being connected with a filter element arranged on the second mounting part and/or the third mounting part; the monitoring control system comprises a controller, a display, an air inlet parameter acquisition unit and a filtering parameter acquisition unit, wherein the air inlet parameter acquisition unit is used for acquiring the parameter values of gas entering the air inlet section, the filtering parameter acquisition unit comprises a plurality of groups of collectors arranged in the test section corresponding to each filter element, each group of collectors correspondingly acquire the parameter values of the gas filtered by one filter element, and the air inlet parameter acquisition unit, all the collectors and the back flushing control valve are connected with the controller and the display.
2. A filter cartridge testing system as recited in claim 1, wherein: the air inlet parameter acquisition unit comprises a humidity sensor (20), a temperature sensor (21) and a pressure sensor (22).
3. A filter cartridge testing system as recited in claim 1, wherein: each set of collectors includes a pressure transmitter and a particle counter (26).
4. A filter cartridge testing system as recited in claim 1, wherein: the air inlet section is internally provided with a grid net (2) and a dehumidifying shutter (3).
5. A filter cartridge testing system as recited in claim 1, wherein: the inlet end of the air inlet section is provided with a rain cover (1).
6. A filter cartridge testing system as recited in claim 1, wherein: the cartridge testing system also includes a support that supports the test channel.
7. A filter cartridge testing system as recited in claim 6, wherein: and a damping device is arranged at the position of the support where the test channel is arranged.
8. A filter cartridge testing system as recited in claim 6, wherein: the filter element testing system further comprises a container body, the support is arranged in the container body, and the support is provided with a plurality of testing channels side by side.
9. A filter cartridge testing system as recited in claim 1, wherein: and a flowmeter (9) and an induced draft fan (11) are arranged in the air outlet section.
10. A filter cartridge testing system as recited in claim 1, wherein: the controller is connected with the remote control system through signals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911260838.3A CN110987758A (en) | 2019-12-10 | 2019-12-10 | Filter core test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911260838.3A CN110987758A (en) | 2019-12-10 | 2019-12-10 | Filter core test system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110987758A true CN110987758A (en) | 2020-04-10 |
Family
ID=70092123
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911260838.3A Pending CN110987758A (en) | 2019-12-10 | 2019-12-10 | Filter core test system |
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| CN (1) | CN110987758A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112557073A (en) * | 2020-11-19 | 2021-03-26 | 飞潮（无锡）过滤技术有限公司 | High-temperature flue gas single-tube filter element test platform and application thereof |
| CN112577873A (en) * | 2020-11-06 | 2021-03-30 | 上海鲁玟科学仪器有限公司 | Filter core bubbling test device |
| CN112901598A (en) * | 2021-01-29 | 2021-06-04 | 上海电气燃气轮机有限公司 | Gas turbine hydraulic actuating mechanism testing method, electronic terminal and storage medium |
| CN113623077A (en) * | 2021-09-16 | 2021-11-09 | 四川村田机械制造股份有限公司 | Automatic cleaning device for filter element of gas inlet system of gas turbine |
-
2019
- 2019-12-10 CN CN201911260838.3A patent/CN110987758A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112577873A (en) * | 2020-11-06 | 2021-03-30 | 上海鲁玟科学仪器有限公司 | Filter core bubbling test device |
| CN112577873B (en) * | 2020-11-06 | 2023-02-10 | 上海鲁玟科学仪器有限公司 | Filter core bubbling test device |
| CN112557073A (en) * | 2020-11-19 | 2021-03-26 | 飞潮（无锡）过滤技术有限公司 | High-temperature flue gas single-tube filter element test platform and application thereof |
| CN112901598A (en) * | 2021-01-29 | 2021-06-04 | 上海电气燃气轮机有限公司 | Gas turbine hydraulic actuating mechanism testing method, electronic terminal and storage medium |
| CN113623077A (en) * | 2021-09-16 | 2021-11-09 | 四川村田机械制造股份有限公司 | Automatic cleaning device for filter element of gas inlet system of gas turbine |
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