CN114705472B - Ventilator wind power control test tool platform and using method - Google Patents
Ventilator wind power control test tool platform and using method Download PDFInfo
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- CN114705472B CN114705472B CN202210634050.XA CN202210634050A CN114705472B CN 114705472 B CN114705472 B CN 114705472B CN 202210634050 A CN202210634050 A CN 202210634050A CN 114705472 B CN114705472 B CN 114705472B
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/008—Subject matter not provided for in other groups of this subclass by doing functionality tests
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/72—Wind turbines with rotation axis in wind direction
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Abstract
The invention discloses a ventilator wind power control test tool platform and a using method thereof, and relates to the technical field of ventilation test. In the invention: an inner simulation cavity is formed on one side of the fan installation partition plate and one side of the heat absorption partition plate, an outer simulation cavity is formed on the other side of the fan installation partition plate and the other side of the heat absorption partition plate, the fan is installed on the fan installation partition plate, and the sealed cabin is provided with a ventilation connecting pipe which is communicated with the inner simulation cavity and the outer simulation cavity. The sealed cabin is fixedly provided with a heating module, an external temperature sensing module, an exhaust air pressure valve and an air inlet air pressure valve which are positioned in the external simulation cavity, the sealed cabin is fixedly provided with an internal temperature sensing module and a temperature adjusting pipe fitting which are positioned in the internal simulation cavity, the internal simulation cavity is internally provided with a substrate moving in a directional mode, and the substrate is provided with a testing assembly right opposite to the ventilator and a distance sensing module for sensing and detecting the moving distance of the testing assembly. The invention is convenient for simulating test and judging the ventilation efficiency of the ventilator in the use environment of actual workshops and factories.
Description
Technical Field
The invention relates to the technical field of ventilation testing, in particular to a ventilator wind power control testing tool platform and a using method thereof.
Background
The ventilator is installed in the workshop and the workshop area to ventilate the workshop and the workshop. After the ventilator is manufactured, a ventilation test is carried out on the ventilator, and the ventilation effect of the ventilator under various environments is tested. When the ventilation effect of the ventilator is tested, the gas flow velocity sensor is generally directly arranged on the air outlet side of the ventilator to measure the air outlet quantity and speed, but in the actual use environment of the ventilator, the temperature inside a workshop or a factory is different from the outside air temperature, so that the actual ventilation effect of the ventilator is influenced. How to test and judge the ventilation strength, efficiency and the like of the ventilator in the use environment of an actual workshop and a factory environment becomes a project which needs quality inspection after the manufacturing and processing of the ventilator are finished.
Disclosure of Invention
The technical problem to be solved by the invention is to provide a ventilator wind power control test tool platform and a use method, so that the ventilation efficiency of the ventilator in the use environment of the actual workshop and factory environment can be conveniently judged through simulation test.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention provides a ventilator wind power control test tool platform which comprises a sealed cabin, wherein a fan installation clapboard and a heat absorption clapboard which are vertically connected are arranged in the sealed cabin, an inner simulation cavity is formed on one side of the fan installation clapboard and the heat absorption clapboard, an outer simulation cavity is formed on the other side of the fan installation clapboard and the heat absorption clapboard, a ventilator is installed on the fan installation clapboard, and a ventilation connecting pipe for communicating the inner simulation cavity with the outer simulation cavity is arranged in the sealed cabin. The sealed cabin is fixedly provided with a heating module, an external temperature sensing module, an exhaust air pressure valve and an air inlet air pressure valve which are positioned in the external simulation cavity, the sealed cabin is fixedly provided with an internal temperature sensing module and a temperature adjusting pipe fitting which are positioned in the internal simulation cavity, the internal simulation cavity is internally provided with a substrate moving in a directional mode, and the substrate is provided with a testing assembly right opposite to the ventilator and a distance sensing module for sensing and detecting the moving distance of the testing assembly.
As an optimal technical scheme of the wind power control test tool platform of the ventilator, the invention comprises the following steps: the ventilation connecting pipe is provided with a proportional valve for controlling ventilation volume, the airflow conduction direction of the exhaust air pressure valve is the outside of the sealed cabin, and the airflow conduction direction of the intake air pressure valve is the external simulated cavity of the sealed cabin.
As an optimal technical scheme of the wind power control test tool platform of the ventilator, the invention comprises the following steps: the temperature adjusting pipe is located between the heat absorption partition plate and the base plate and comprises a liquid inlet pipe and a liquid return pipe, wherein the liquid inlet pipe is adjacent to the base plate side, and the liquid return pipe is adjacent to the heat absorption partition plate side.
As an optimal technical scheme of the wind power control test tool platform of the ventilator, the invention comprises the following steps: a group of guide rails is fixedly arranged in the inner simulation cavity, and the base plate is installed on the guide rails at fixed points through positioning bolts.
As an optimal technical scheme of the wind power control test tool platform of the ventilator, the invention comprises the following steps: the base plate is fixedly provided with a fixed guide frame, the fixed guide frame is movably provided with a slide rod, one side end of the slide rod is provided with a test contact plate right opposite to the ventilator, the other side end of the slide rod is provided with a limiting distance measuring plate right opposite to the distance sensing module, and the slide rod is sleeved with a spring positioned between the fixed guide frame and the test contact plate.
The invention provides a use method of a fan wind power control test tool platform, which comprises the following steps:
(1) the ventilator to be tested is installed at the position of the fan installation partition plate, the system starts the heating module, the proportional valve of the ventilation connecting pipe is closed, the external temperature sensing module monitors the ambient temperature in the external simulation cavity in real time, and the internal temperature sensing module detects the ambient temperature in the internal simulation cavity in real time. (2) The heat absorption partition board absorbs heat radiation energy of the heating module, meanwhile, the temperature adjusting pipe is started, and according to the temperature of the outer simulation cavity monitored by the outer temperature sensing module, the temperature in the inner simulation cavity is adjusted to the temperature of the inner simulation cavity correspondingly matched with the temperature of the outer simulation cavity. (3) When the temperature of the outer simulation cavity and the temperature of the inner simulation cavity are in a matching relation preset by a system, the proportional valve of the ventilation connecting pipe is opened, the ventilator is started, the air outlet side of the ventilator exerts pressure on the testing contact plate of the testing assembly, the testing contact plate moves after being pressed, and the distance sensing module senses and detects the displacement degree of the testing contact plate when being pressed. (4) When the air pressure in the outer simulation cavity is higher than the exhaust pressure threshold of the exhaust air pressure valve, the exhaust air pressure valve is pressed to be opened, and the internal high pressure of the outer simulation cavity is released to the outside of the sealed cabin; when the air pressure in the outer simulation cavity is lower than the air inlet pressure threshold value of the air inlet pressure valve, the air inlet pressure valve is pressed to be opened, and the low pressure in the outer simulation cavity is supplemented from the outside of the sealed cabin. (5) The system analyzes the information of the airflow force generated by the ventilator under the corresponding internal and external environment temperatures according to the elastic coefficient of the spring and the parameter of the distance change between the test contact plate and the air outlet side of the ventilator.
Wherein, the system is preset with an external simulation cavity temperature parameter set
Set of simulation chamber temperature parameters
If so, the outer simulated cavity temperature parameter set and the simulated cavity temperature parameter set have a unique corresponding relationship:
。
compared with the prior art, the invention has the beneficial effects that:
according to the invention, by establishing a homologous thermal radiation environment, the correlation of factors between the workshop and the external environment is simulated, and the ventilation test is carried out on the ventilator under the corresponding environmental conditions by taking the mapping relation between the actual internal temperature of the workshop and the external environment temperature as a reference, so that the whole ventilation effect of the ventilator is tested and analyzed, and the judgment of the standard reaching condition of the ventilation strength of the ventilator is facilitated.
Drawings
Fig. 1 is a schematic structural diagram of a ventilator wind power control test tool platform.
Fig. 2 is a schematic view of the ventilation machine of the present invention during a ventilation test (the air pressure is released to the outside by the air pressure valve for air discharge).
Fig. 3 is a schematic view of the ventilator of the present invention during a ventilation test (with the inlet air pressure valve supplementing the air pressure inward).
Fig. 4 is a partially enlarged structural diagram of a portion a in fig. 3.
Figure 5 is a schematic view (side view) of the fan of the present invention as it creates an air flow impingement pressure on the test assembly.
Description of reference numerals:
1-sealing the cabin; 2, installing a partition plate on the fan; 3, a ventilator; 4-a heat absorbing separator; 5-an inner simulation cavity; 6-simulating a cavity outside; 7-a vent connecting pipe; 8-a proportional valve; 9-heating the module; 10-an external temperature sensing module; 11-exhaust gas pressure valve; 12-an intake air pressure valve; 13-internal temperature sensing module; 14-temperature regulating pipe fitting, 1401-heat absorbing material layer, 1402-liquid inlet pipe and 1403-liquid return pipe; 15-a guide rail; 16-a substrate; 17-fixing a guide frame; 18-a slide bar; 19-a test contact plate; 20-limiting ranging plate; 21-a spring; 22-a distance sensing module; 23-positioning bolt.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Example one
Referring to fig. 1 to 5, the main structural features of the platform of the wind power control testing tool for the ventilator according to the present invention are as follows:
the sealed cabin 1: a fan installation partition plate 2 and a heat absorption partition plate 4 are arranged in the sealed cabin, so that an inner simulation cavity 5 and an outer simulation cavity 6 are formed, the periphery of the sealed cabin 1 is of an integral structure, a detachable or turnover cover plate can be arranged on the upper side of the sealed cabin, and sealing strips are arranged at the positions where the cover plate is connected with lower side vertical plates (such as the heat absorption partition plate 4 and the fan installation partition plate 2).
Fan installation baffle 2: the ventilator 3 is installed at the position of the fan installation partition plate 2, and the fan installation partition plate 2 is provided with an installation position for installing the ventilator 3.
The heat absorption clapboard 4: the heat absorption partition plate 4 is made of alloy materials with good heat conductivity, the heat absorption partition plate 4 conducts heat radiated by the heating module 9 to the inner simulation cavity 5 quickly, and meanwhile, the heating module 9 heats the outer simulation cavity 6, so that the temperature change characteristics of the inner simulation cavity 5 and the outer simulation cavity 6 are close to the temperature change characteristics of an actual workshop and an actual external environment.
The air vent connecting pipe 7: the ventilation connecting pipe 7 is provided with a proportional valve 8, and the proportional valve 8 can be set in proportion according to the air circulation condition of a workshop and the workshop to the outside so as to simulate the normal state air circulation state of the workshop environment.
A heating module 9: the heating module 9 heats the external simulation cavity 6 and the heat absorption partition plate 4, the heat absorption partition plate 4 transfers heat to the internal simulation cavity 5, the temperature in the internal simulation cavity 5 is accumulated and increased, and the simulation characteristic which is relatively close to the correlation of the temperature of the real external environment and the temperature of the workshop environment is formed by a radiation heating mode with a heat source.
External temperature sensing module 10: sensing monitors the real-time temperature in the outer simulation chamber 6.
Exhaust gas pressure valve 11: when the air pressure in the outer simulation cavity 6 is heated and increased and is higher than a certain threshold value, the exhaust air pressure valve 11 is opened outwards under the high pressure, and the high air pressure in the outer simulation cavity 6 is released.
Intake air pressure valve 12: when the air pressure in the external simulation cavity 6 is cooled and reduced and is lower than a certain threshold value, the air inlet air pressure valve 12 is opened inwards under the low pressure, and the air pressure is supplemented to the external simulation cavity 6 from the outside.
Internal temperature sensing module 13: sensing monitors the real-time temperature in the inner simulation chamber 5.
Temperature-regulating pipe member 14: temperature regulation pipe fitting 14 includes feed liquor pipe 1402, returns liquid pipe 1403, and feed liquor pipe 1402 is close to test component, inside temperature sensing module 13, can carry out effectual temperature compensation to test component, reduces the temperature parameter error that leads to because of environmental simulation unfavorable factor. The outer surface of the temperature adjusting pipe member 14 is coated with a heat absorbing material layer, so that heat exchange is performed more efficiently.
Guide rail 15: the two guide rails 15 are arranged on the bottom plate of the inner simulation cavity 5.
In the testing assembly:
substrate 16: the base plate 16 is installed on the guide rail 15 in an oriented manner, and after the base plate 16 is moved to a designated position, the positioning bolts 23 on both sides of the bottom of the base plate 16 can be tightened to firmly fix the position of the base plate 16. Through adjusting the position of base plate 16 on guide rail 15, can adjust the test distance between 3 air outlets of test assembly and ventilation blower to obtain more comprehensive, accurate ventilation parameter information.
Fixing the guide frame 17: the fixed guide frame 17 is fixedly arranged on the upper side of the base plate 16, a through hole structure is arranged on the fixed guide frame 17, and the sliding rod 18 is horizontally arranged at the position of the through hole structure.
The slide bar 18: the front side end of the slide bar 18 is provided with a test contact plate 19, the rear side end of the slide plate is provided with a limit distance measuring plate 20, the slide bar 18 is provided with a spring 21, and the spring 21 is positioned between the test contact plate 19 and the fixed guide frame 17.
Test contact plate 19: after the ventilator 3 is activated, the air flow presses against the test contact plate 19, and the test contact plate 19 compresses the spring 21 and moves backwards.
Limiting and ranging plate 20: when the test contact plate 19 is compressed by the air flow and moves backwards, the limit distance measuring plate 20 moves backwards synchronously, and the distance sensing module 22 senses and detects the movement displacement of the limit distance measuring plate 20.
Example two
The invention relates to a use method of a fan wind power control test tool platform, which comprises the following specific contents:
firstly, a ventilator 3 to be tested is installed, and the ventilator 3 is installed at the position of a fan installation partition plate 2. After the whole sealed cabin 1 is installed, the system starts to start the heating module 9, and simultaneously the proportional valve 8 of the ventilation connecting pipe 7 is closed. The external temperature sensing module 10 monitors the ambient temperature in the external simulation chamber 6 in real time, and the internal temperature sensing module 13 detects the ambient temperature in the internal simulation chamber 5 in real time.
And secondly, heating the heat absorption partition plate 4 by the heating module 9, quickly transmitting heat radiation energy absorbed by the heat absorption partition plate 4 to the inner simulation cavity 5, starting the temperature adjusting pipe fitting 14, and adjusting the temperature in the inner simulation cavity 5 to the temperature of the inner simulation cavity 5 correspondingly matched with the temperature of the outer simulation cavity 6 according to the temperature of the outer simulation cavity 6 monitored by the outer temperature sensing module 10.
And thirdly, when the temperature of the outer simulation cavity 6 and the temperature of the inner simulation cavity 5 are in a preset matching relation of the system, opening a proportional valve of the ventilation connecting pipe 7, starting the ventilator 3, pressing the air outlet side of the ventilator 3 to a test contact plate 19 of the test assembly, moving the test contact plate 19 after being pressed, and sensing and detecting the displacement degree of the test contact plate 19 generated by pressing by the distance sensing module 22.
The system presets the relationship between the temperature of the outer simulation cavity 6 and the temperature of the inner simulation cavity 5 as parameters: presetting of external simulation cavity 6 temperature parameter set in system
Inner simulation cavity 5 temperature parameter set
If the temperature parameter set of the outer simulation cavity 6 and the temperature parameter set of the inner simulation cavity 5 have a unique corresponding relationship:
. The relation between the temperature of the outer simulation cavity 6 and the temperature parameter of the inner simulation cavity 5 can be used for carrying out data acquisition on the spot, temperature sensors are arranged in a workshop environment and an external environment which need to be installed, and after actual relevant temperature parameters are obtained, the temperature sensors are preset in a system.
In addition, in the outer simulation cavity 6, when the air pressure in the outer simulation cavity 6 is higher than the exhaust pressure threshold of the exhaust air pressure valve 11, the exhaust air pressure valve 11 is pressed to be opened, and the internal high pressure of the outer simulation cavity 6 is released to the outside of the sealed cabin 1; when the air pressure in the outer simulation cavity 6 is lower than the air inlet pressure threshold value of the air inlet air pressure valve 12, the air inlet air pressure valve 12 is pressed to be opened, and the internal low pressure of the outer simulation cavity 6 is supplemented from the outside of the sealed cabin 1.
Fourthly, the system analyzes the airflow force information generated by the ventilator 3 under the corresponding internal and external environment temperatures according to the elastic coefficient of the spring 21 and the distance change parameter of the test contact plate 19 and the air outlet side of the ventilator 3.
EXAMPLE III
In the invention, the temperature correlation mapping relation between the inner simulation cavity 5 and the outer simulation cavity 6 is maintained, the guide rail 15, the substrate 16, the testing component and the like can be arranged in the outer simulation cavity 6, the air outlet side of the ventilator 3 is arranged in the outer simulation cavity 6, the ventilator 3 blows air towards the outer simulation cavity 6, the blowing effect of the ventilator 3 on the air flow ventilating from the workshop environment to the outside is tested, and the blowing effect of the ventilator 3 on the air flow blowing from the outside to the workshop and the blowing effect of the air flow blowing from the workshop to the outside are tested in an all-around way.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. The utility model provides a ventilation blower wind-force control test fixture platform which characterized in that: the device comprises a sealed cabin (1), wherein a fan installation clapboard (2) and a heat absorption clapboard (4) which are vertically connected are arranged in the sealed cabin (1), an inner simulation cavity (5) is formed on one side of the fan installation clapboard (2) and the heat absorption clapboard (4), an outer simulation cavity (6) is formed on the other side of the fan installation clapboard (2) and the heat absorption clapboard (4), a ventilator (3) is installed on the fan installation clapboard (2), a ventilation connecting pipe (7) for communicating the inner simulation cavity (5) with the outer simulation cavity (6) is arranged in the sealed cabin (1), and a proportional valve (8) for controlling ventilation volume is arranged in the ventilation connecting pipe (7); the sealed cabin (1) is fixedly provided with a heating module (9), an external temperature sensing module (10), an exhaust air pressure valve (11) and an air inlet air pressure valve (12) which are positioned in the external simulation cavity (6), the sealed cabin (1) is fixedly provided with an internal temperature sensing module (13) and a temperature adjusting pipe fitting (14) which are positioned in the inner simulation cavity (5), a substrate (16) moving directionally is arranged in the inner simulation cavity (5), the temperature adjusting pipe (14) is positioned between the heat absorption clapboard (4) and the substrate (16), the temperature regulating pipe (14) comprises a liquid inlet pipe (1402) and a liquid return pipe (1403), wherein the liquid inlet pipe (1402) is adjacent to the substrate (16) side, the liquid return pipe (1403) is adjacent to the heat absorption clapboard (4) side, the base plate (16) is provided with a test component right opposite to the ventilator (3) and a distance sensing module (22) for sensing and detecting the moving distance of the test component; base plate (16) fixed mounting has fixed leading truck (17), fixed leading truck (17) movable mounting has slide bar (18), slide bar (18) one side end is equipped with just to test contact board (19) of ventilation blower (3), slide bar (18) another side is equipped with just to spacing range finding board (20) of distance sensing module (22), wherein, slide bar (18) cover is equipped with and is located spring (21) between fixed leading truck (17) and test contact board (19).
2. The fan wind power control test tool platform according to claim 1, characterized in that: the air flow conducting direction of the exhaust air pressure valve (11) is the outside of the sealed cabin (1), and the air flow conducting direction of the intake air pressure valve (12) is the outer simulated cavity (6) of the sealed cabin (1).
3. The ventilator wind power control test tool platform according to claim 1, characterized in that: a group of guide rails (15) are fixedly arranged in the inner simulation cavity (5), and the base plate (16) is fixedly arranged on the guide rails (15) through positioning bolts (23).
4. A use method of a fan wind power control test tool platform is characterized in that the fan wind power control test tool platform of any one of claims 1 to 3 is adopted, and the method comprises the following steps: (1) the method comprises the following steps that a ventilator (3) to be tested is installed at a fan installation partition plate (2), a system starts a heating module (9), a proportional valve (8) of a ventilation connecting pipe (7) is closed, an external temperature sensing module (10) monitors the ambient temperature in an external simulation cavity (6) in real time, and an internal temperature sensing module (13) detects the ambient temperature in an internal simulation cavity (5) in real time; (2) the heat absorption partition plate (4) absorbs heat radiation energy of the heating module (9), meanwhile, the temperature adjusting pipe fitting (14) is started, and according to the temperature of the outer simulation cavity (6) monitored by the outer temperature sensing module (10), the temperature in the inner simulation cavity (5) is adjusted to the temperature of the inner simulation cavity (5) which is correspondingly matched with the temperature of the outer simulation cavity (6); (3) when the temperature of the outer simulation cavity (6) and the temperature of the inner simulation cavity (5) are in a preset matching relation of a system, a proportional valve of the ventilation connecting pipe (7) is opened, the ventilator (3) is started, the air outlet side of the ventilator (3) applies pressure to a test contact plate (19) of the test assembly, the test contact plate (19) moves backwards after being pressed, and the distance sensing module (22) senses and detects the displacement degree of the test contact plate (19) caused by the pressure; (4) when the air pressure in the outer simulation cavity (6) is higher than the exhaust pressure threshold of the exhaust air pressure valve (11), the exhaust air pressure valve (11) is pressed to open, and the internal high pressure of the outer simulation cavity (6) is released to the outside of the sealed cabin (1); when the air pressure in the outer simulation cavity (6) is lower than the air inlet pressure threshold of the air inlet pressure valve (12), the air inlet pressure valve (12) is pressed to be opened, and the internal low pressure of the outer simulation cavity (6) is supplemented from the outside of the sealed cabin (1); (5) the system analyzes the information of the airflow force generated by the ventilator (3) under the corresponding internal and external environment temperature according to the elastic coefficient of the spring (21) and the distance variation parameter of the test contact plate (19) and the air outlet side of the ventilator (3).
5. The use method of the ventilator wind power control test tool platform according to claim 4, characterized in that: the temperature of the external simulation cavity (6) is preset in the system to be in the temperature parameter relation with the temperature of the internal simulation cavity (5), and the temperature parameter set of the external simulation cavity (6) is preset in the system
Inner simulation cavity (5) temperature parameter set
And then the temperature parameter set of the outer simulation cavity (6) and the temperature parameter set of the inner simulation cavity (5) have a unique corresponding relation:
。
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| CN202210634050.XA CN114705472B (en) | 2022-06-07 | 2022-06-07 | Ventilator wind power control test tool platform and using method |
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| CN115614311B (en) * | 2022-11-23 | 2023-02-28 | 四川省鼓风机制造有限责任公司 | Wind power testing device for ventilator |
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