CN116223087B - Low-temperature tuyere condensation and airflow tissue test system and test method - Google Patents
Low-temperature tuyere condensation and airflow tissue test system and test method Download PDFInfo
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- CN116223087B CN116223087B CN202310522828.2A CN202310522828A CN116223087B CN 116223087 B CN116223087 B CN 116223087B CN 202310522828 A CN202310522828 A CN 202310522828A CN 116223087 B CN116223087 B CN 116223087B
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- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
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- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
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Abstract
The application relates to the field of performance test of air conditioning systems, in particular to a low-temperature tuyere condensation and airflow organization test system, which comprises the following components: the environment room; the first air conditioning unit is used for supplying air to the environment room and adjusting air parameters in the environment room; the second air conditioning unit is used for providing low-temperature wind to be tested for the environment room; a radiation temperature maintaining structure; and the testing instrument is used for detecting the condensation phenomenon and the airflow structure of the low-temperature air port. Based on the above test system, the corresponding low-temperature tuyere condensation and airflow organization test methods are also respectively disclosed, and the test methods are respectively that the first air conditioning unit, the second air conditioning unit and the radiation temperature maintenance structure are matched to control and regulate various parameters between the air supply parameters and the indoor temperature environment, so that the realization of the simulation environment can be conveniently and accurately realized, the problem that the traditional simulation environment realization process is not stable and accurate enough is solved, the condensation phenomenon and airflow organization of the low-temperature tuyere can be more accurately tested, and the accuracy of the test result is improved.
Description
Technical Field
The application relates to the technical field of performance test of a low-temperature tuyere, in particular to a system and a method for testing condensation and airflow organization of the low-temperature tuyere.
Background
The low-temperature air supply is widely applied to the air conditioning system, the air supply temperature is generally not more than 11 ℃, and the temperature difference between the low-temperature air and the indoor air is relatively large, so that the cooling effect is more excellent under the condition of the same air supply quantity compared with the air supply of the traditional air conditioning system, the equipment volume and the pipeline diameter of the air conditioning system can be reduced to a certain extent, the occupied area of a building can be effectively reduced, and the investment and the running cost are reduced.
The quality of the low-temperature tuyere air supply is determined by two important reference parameters. Firstly, an airflow structure is adopted, and too low air supply temperature easily causes falling of cold air, so that the cold air is unevenly distributed, and then the indoor airflow structure is changed, so that the comfort of indoor personnel is affected; secondly, the phenomenon of air port condensation is easy to occur in the low-temperature air port with larger temperature difference, so that the indoor humidity and even the water dripping phenomenon of the low-temperature air port are caused. And the air flow structure and the condensation phenomenon of the low-temperature air port generally need to be observed and recorded through air supply experiments of multiple simulation working conditions to obtain a series of simulation experiment data, so that the air supply quality of the low-temperature air port is evaluated.
The basic principle for testing the condensation and the air flow structure of the low-temperature air port at present is to manufacture an environment room for simulating a use scene, then to introduce low-temperature air with different parameters such as air quantity, temperature, humidity and the like into the environment room, observe the air flow structure condition and the condensation phenomenon of the low-temperature air port in the environment room, and finally determine the air flow structure and the condensation phenomenon of the low-temperature air with different parameters corresponding to different results.
However, in implementing the simulation usage field Jing Shi, in order to ensure accuracy and stability of the observation result, it is required to ensure that parameters such as temperature and humidity in the environment are maintained in a stable region, and at present, a common practice is to introduce a simulation wind into the environment to implement the simulation usage field, but the simulation wind itself has a certain flow velocity, which inevitably affects the airflow organization in the environment, so that it is difficult to ensure stability of each parameter in the environment, and thus the test result is not accurate enough, and the obtained experimental data is not professional enough for some experimental places with higher requirements.
Disclosure of Invention
In order to solve the technical problems, the application provides a low-temperature tuyere condensation and air flow organization testing system and a testing method, which can reduce the influence on the environment as much as possible when simulating a use scene, and ensure the parameter stability in the environment in the testing process, thereby effectively improving the accuracy of air flow organization and condensation testing.
In order to achieve the above purpose, the technical scheme of the application is as follows:
in a first aspect, the application discloses a low temperature tuyere condensation and air flow tissue test system, comprising:
the environment room;
the first air conditioning unit is used for supplying air to the environment room and adjusting air parameters in the environment room;
the second air conditioning unit is used for providing low-temperature wind to be tested for the environment room;
a radiation temperature maintaining structure;
and the testing instrument is used for detecting airflow tissues and the condensation phenomenon of the low-temperature air port.
According to the technical scheme, the first air conditioning unit and the radiation temperature maintenance structure are cooperatively matched to realize a simulated use scene in the environment, when the environment is tested, the first air conditioning unit and the radiation temperature maintenance structure work together to adjust parameters such as temperature, humidity and the like in the environment to a region to be tested in an initial state, then the first air conditioning unit is closed, namely, a convection type heat transfer mode is closed, the maintenance of the temperature in the environment is realized by only using the radiation temperature maintenance structure, the second air conditioning unit is started to introduce low-temperature wind into the environment, the test can be completed, the influence of the convection type heat transfer mode on the air in the environment is reduced to the greatest extent while the test efficiency is ensured, and the accuracy of various tests of the low-temperature air port is ensured.
As an alternative embodiment of the application, the radiation temperature maintenance structure comprises a radiation water wall or a heating lamp post or a combination thereof which are arranged in an environment room, and the radiation water wall is internally circulated with regulating water.
As one optional embodiment of the application, the testing instrument comprises a visual monitoring component, a temperature and humidity detecting component and a wind speed measuring component, and further comprises a terminal, wherein the visual monitoring component, the temperature and humidity detecting component and the wind speed measuring component are electrically connected with the terminal and used for outputting a testing result to the terminal.
By means of the technical scheme, the test data can be accurately transmitted to the terminal in real time, the test data is ensured to be recorded quickly and stably, and the accuracy of the test data is improved.
As one optional embodiment of the application, the application further comprises a test vehicle, wherein the test vehicle is provided with a height adjusting component, the test instrument is arranged on the height adjusting component, and the test vehicle is set as a remote control vehicle.
According to the technical scheme, the height adjusting assembly and the test vehicle can drive the test instrument to freely move in each position of the horizontal area and the vertical area between environments, and the position of the test instrument is adjusted according to different test requirements, so that very accurate test data are obtained, automatic control can be realized in the whole process, manual entering between environments is not needed, influence on the environments is further reduced, and accuracy of test results is guaranteed.
As one optional embodiment of the application, an air supply suspended ceiling is arranged at the top in the environment room, a plurality of air supply plates are detached from the bottom surface of the air supply suspended ceiling, an air outlet of the first air conditioning unit is connected with a static pressure box, and the static pressure box is connected with the air supply suspended ceiling to supply air to the environment room.
According to the technical scheme, the air supply plate can be provided with different aperture sizes, and the air supply process with different efficiency can be realized when the first air conditioning unit supplies air indoors, so that the use environment is better simulated, and the air supply plate can be disassembled under some conditions, so that the air supply process with the maximum efficiency is realized, and the indoor environment simulation is realized rapidly.
As one optional embodiment of the application, the air supply suspended ceiling is arranged in an environment room in a lifting manner, a lifting assembly for driving the air supply suspended ceiling to lift is arranged at the top of the environment room, a low-temperature air port is arranged in the environment room, the low-temperature air port is connected with an air outlet of a second air conditioning unit through a hose, and the static pressure box is connected with the air supply suspended ceiling through a hose.
Realize above-mentioned technical scheme, first, adopt hose connection to make the position of low temperature wind gap change at will according to the test demand to realize the multiple spot test in the environment, further guarantee the accuracy of test result, also can make things convenient for the air current organization of test instrument to low temperature wind gap air-out simultaneously, second, the air supply furred ceiling can realize the convenient regulation of direction of height, thereby make operating personnel can change low temperature wind gap more conveniently, and can realize the change of air supply height, in order to adapt to different test demands in a flexible way.
As one optional embodiment of the application, the first air conditioning unit is arranged in an environment room, is set to be a combined air treatment unit and further comprises a smoke generator, and the smoke generator is arranged at an air outlet position of the first air conditioning unit.
In a second aspect, the application discloses a low-temperature tuyere air flow organization testing method, which is based on the low-temperature tuyere condensation and air flow organization testing system and comprises the following steps:
a, installing a first air conditioning unit, a second air conditioning unit, a low-temperature air port and a terminal between manufacturing environments, and placing a test vehicle and a test instrument and electrically connecting the test vehicle and the terminal;
step b, starting the first air conditioning unit, the radiation temperature maintenance structure and the second air conditioning unit so that all parameters in the environment space reach an analog value interval quickly;
c, observing all parameters in the environment in the terminal, and when the simulation parameters in the environment reach a set simulation value interval, closing the first air conditioning unit, and continuing to operate the radiation temperature maintenance structure to keep the temperature parameters in the environment stable;
d, opening a smoke generator, observing the air-out airflow of the low-temperature air port and the airflow structure in the environment, and measuring and recording the airflow structure condition in the environment in a period of time by a measuring instrument;
and e, repeating the steps b-d, wherein the second air conditioning unit in the step d provides parameters such as the air quantity and the temperature of the low-temperature air and the position of the low-temperature air port in each repetition process, and carries out different adjustment on the temperature between environments to finally obtain the performance parameters of the low-temperature air port.
In the step d, the operator selects a plurality of test points, and operates the test vehicle to drive the test instrument to different test points for testing, wherein after the test vehicle moves, the operator needs to wait for a period of time for the air flow to be stable and then carry out test data statistics.
In a third aspect, the application also discloses a low-temperature tuyere condensation test method, which is based on the low-temperature tuyere condensation and airflow tissue test system and comprises the following steps of;
step m, manufacturing an environment room;
step n, setting various air parameters of a simulated scene at a terminal, starting a first air conditioning unit, and selecting an air supply plate with a slightly smaller aperture to reduce convection influence;
step o, starting a second air conditioning unit, setting air supply parameters of a low-temperature air port, supplying air into the environment room through the low-temperature air port until the test instrument tests that all parameters in the environment room reach parameters of a simulation scene, and controlling the second air conditioning unit by a process terminal to adjust output power in real time so as to stabilize parameters in the environment room;
and p, observing whether condensation occurs after the low-temperature tuyere is operated for a period of time.
And q, repeating the steps m-p, wherein the second air conditioning unit provides parameters such as the air quantity, the temperature and the like of low-temperature air in each repetition process, and adjusts the temperature and the humidity between environments to finally obtain the anti-condensation performance of the low-temperature air port.
In summary, the present application includes at least one of the following beneficial technical effects:
1. by matching the first air conditioning unit with the radiation temperature maintenance structure, various parameters in the environment are controlled and regulated, compared with the traditional method of introducing regulating wind into the environment, the influence of convection can be reduced on the basis of ensuring the regulating efficiency, and thus the accuracy of a test result is improved as much as possible;
2. the position of the low-temperature air port can be changed at will and the test result can be measured repeatedly, and the accuracy of the test result is further ensured by using the terminal to count data in time;
3. through the cooperation of terminal and test instrument and air conditioning unit, can make the test process more rigorous, data are more accurate in time to can adapt to different test demands better.
Drawings
In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a block diagram mainly showing the overall principle of the test system in example 1;
FIG. 2 is a schematic view for showing a ceiling structure in embodiment 1;
FIG. 3 is a block diagram mainly showing a test vehicle in example 1;
FIG. 4 is a structural view for showing a raising component in embodiment 1;
FIG. 5 is a flow chart for showing the air flow organization test in example 2;
FIG. 6 is a flow chart for showing the low temperature dew test in example 3.
Reference numerals: 1. the environment room; 2. a first air conditioning unit; 3. a second air conditioning unit; 4. a radiation temperature maintaining structure; 41. a radiant water wall; 411. heating the water tank; 412. a refrigerating unit; 42. a heat-generating lamppost; 5. a test instrument; 51. a visual monitoring component; 52. a temperature and humidity detection assembly; 53. a wind speed measurement assembly; 6. a terminal; 7. a test carriage; 8. an elevation adjustment assembly; 81. a vertical rod; 82. sleeving a piece; 83. a fixing bolt; 9. air supply suspended ceiling; 91. a wind delivery plate; 10. a static pressure box; 11. a low temperature tuyere; 121. an air supply detection assembly; 13. a concave groove; 14. a locking bolt; 15. a smoke generator; 161. a cross beam; 162. a trolley; 163. a rope.
Detailed Description
The application is described in further detail below with reference to fig. 1-6.
Example 1
The embodiment of the application discloses a low-temperature tuyere condensation and airflow structure testing system which comprises an environment room 1, wherein the environment room 1 is formed by splicing double-sided color steel polyurethane board lock catches with the thickness of 80-120mm, the splicing mode adopts the existing common dislocation seamless lap joint, and the splicing part is provided with neutral silicone sealant to realize the sealing of the environment room 1.
Referring to fig. 1 and 2, be equipped with first air conditioning unit 2 in the environment room 1, first air conditioning unit 2 adopts combination formula air handling unit in this embodiment, the stability performance of air-out, the regulation performance is convenient all more outstanding, first air conditioning unit 2 is used for letting in temperature, humidity adjustable regulation wind in the environment room 1, 1 top is equipped with air supply furred ceiling 9 in the environment room, air supply furred ceiling 9 can be by many horizontal and vertical steelframe concatenation constitution, thereby form the joint groove of a plurality of fretwork on air supply furred ceiling 9, all can install an air supply board 91 on every joint groove, the edge joint of air supply board 91 is in the joint inslot, the operator can walk on air supply furred ceiling 9 in order to realize convenient dismantlement and the maintenance of air supply board 91, the air outlet of first air conditioning unit 2 is connected with static pressure case 10, the air outlet of static pressure case 10 passes through the hose intercommunication with air supply furred ceiling 9. The air supply furred ceiling 9 is the lifting assembly that can wholly go up and down in 1 between the environment, be equipped with at the top in 1 between the environment and be used for driving air supply furred ceiling 9 to go up and down, lifting assembly is including setting up the crossbeam 161 at 1 top between the environment and a plurality of dollies 162 of setting on crossbeam 161, all be equipped with rope 163 and air supply furred ceiling 9 top fixed connection on every dolly 162, the air supply of not co-altitude can be provided to the air supply furred ceiling 9 that goes up and down, thereby improve the homogeneity of the flow of air, can realize the air supply process of different homogeneity when making first air conditioning unit 2 send wind to indoor, can simulate service environment better, thereby can select for use in a flexible way according to the test demand, the accuracy of improvement test.
Referring to fig. 1, the radiation temperature maintaining structure 4 is further used for adjusting parameters of the room 1, the radiation temperature maintaining structure 4 is used for maintaining the temperature in the room 1, the radiation temperature maintaining structure 4 comprises a radiation water wall 41 arranged on the inner wall of the room 1 or a heating lamp post 42 arranged in the room 1 or a combination thereof, in this embodiment, the radiation water wall 41 and the heating lamp post 42 are arranged, and the radiation temperature maintaining structure is flexibly selected according to the situation. The radiation water wall 41 is arranged on the wall body with two opposite surfaces in the environment room 1, the heating lamp post 42 is respectively provided with one at four corners, one or both of the heating lamp posts can be used together during use, other arrangement modes can be adopted in other embodiments, the radiation water wall 41 internally circulates through the adjustable water, specifically, a refrigerating unit 412 is arranged outside the environment room 1, the refrigerating unit 412 is communicated with a heating water tank 411, the heating water tank 411 is communicated with a pipeline in the radiation water wall 41 and flows back into the refrigerating unit 412, an electric heating coil is arranged in the heating water tank 411 so as to realize the heating treatment of water, and the refrigerating unit 412 is matched to realize the control and circulation of different water temperatures. In other alternative embodiments, the radiant temperature maintenance structure 4 may also be a floor heating or wall heating system utilizing the heat transfer principles.
In the actual test use process, when the simulation use scene in the environment room 1 needs to be controlled, the efficiency of the first air conditioning unit 2 for simulating the environment is higher, but the convection influence is exerted on the air flow in the environment room 1, the efficiency of the radiation temperature maintenance structure 4 for simulating the environment is relatively lower, but the influence on the air flow organization in the environment room 1 is almost eliminated, so that different tests can be flexibly performed by selecting the first air conditioning unit 2 and the radiation temperature maintenance structure 4.
Referring to fig. 2, the low-temperature tuyere condensation and air flow organization testing system further comprises a second air conditioning unit 3, wherein the second air conditioning unit 3 is used for providing low-temperature air to be tested with different parameters for the environment room 1. The low-temperature air port 11 is arranged in the environment room 1, the low-temperature air port 11 is connected with the air outlet of the second air conditioning unit 3 through a hose, the end part of the hose penetrates through the air supply suspended ceiling 9, the low-temperature air port 11 is arranged at the end part of the hose, the air supply suspended ceiling 9 can be lifted, the maintenance of the low-temperature air port 11 is convenient, the use convenience is improved, the air supply detection assembly 121 is arranged in the hose, the air supply detection assembly 121 comprises an orifice plate flowmeter and a temperature sensor, the air supply detection assembly 121 can also be a venturi tube or a pitot tube when the air quantity is tested in other alternative embodiments, the air supply detection assembly 121 is used for testing the air quantity, the pressure loss and the air supply temperature of low-temperature air supply, the air supply detection assembly 121 is electrically connected with the PCB board of the second air conditioning unit 3, and signals can be fed back to the terminal 6, so that the air supply temperature, the humidity and the air quantity can be adjusted in real time, and the accuracy of air supply parameters can be guaranteed, and the air parameters in the environment room 1 can be better maintained in a stable simulation interval.
Referring to fig. 2, in this embodiment, the hose is configured as a corrugated tube that can be deformed and shaped at will, so that the low-temperature tuyere 11 can be conveniently stopped at any position, and when testing, the low-temperature tuyere 11 is conveniently stopped at different positions to improve the accuracy of the test result of the air flow structure of the outlet of the low-temperature tuyere 11 and the air flow structure inside the environment room 1, and further includes a smoke generator 15, wherein the smoke generator 15 is arranged at the air outlet position of the second air conditioning unit 3, and when the second air conditioning unit 3 sends in low-temperature air, the smoke generated by the smoke generator 15 is blown into the environment room 1 together, and the air flow structure of the low-temperature air is distributed in the environment room 1, so that an operator can primarily and obviously observe the air flow structure condition.
Referring to fig. 1, 3 and 4, the low-temperature tuyere condensation and air flow organization testing system further comprises a testing instrument 5, the testing instrument 5 is used for detecting condensation phenomena and air flow organization of the low-temperature tuyere 11, the testing instrument 5 comprises a visual monitoring component 51, a temperature and humidity detecting component 52 and an air speed measuring component 53, and further comprises a terminal 6 for analyzing and processing testing results, in this embodiment, the terminal 6 is a computer terminal, and the visual monitoring component 51, the temperature and humidity detecting component 52 and the air speed measuring component 53 are electrically connected with the terminal 6 and are used for outputting the testing results to the terminal 6. Still include test car 7, be provided with on the test car 7 and heighten subassembly 8, thereby test instrument 5 sets up the test point that can change vertical direction on heightening subassembly 8. The height-adjusting assembly 8 comprises a plurality of vertical rods 81 which are vertically arranged, a sleeve member 82 sleeved on the outer side of the vertical rods 81 and a fixing bolt 83 which is in threaded fit with the sleeve member 82, wherein a concave groove 13 is formed in the sleeve member 82, the concave groove 13 is internally used for clamping and placing the test instrument 5, and the sleeve member 82 is further provided with a locking bolt 14 for fixing the test instrument 5. In other alternative embodiments, the height adjusting assembly 8 may be configured as a linear module, and the motor in the linear module may be electrically connected to the terminal 6 to achieve the function of automatically controlling the height. The visual monitoring component 51 is set as a high-definition CCD camera, the temperature and humidity detecting component 52 includes a temperature and humidity detector, and in other alternative embodiments, the visual monitoring component may be a temperature sensor and a humidity sensor, and the wind speed measuring component 53 is a wind speed measuring instrument.
Example 2
Referring to fig. 5, a method for testing the air flow structure of a low-temperature tuyere disclosed by the application is based on the above-mentioned low-temperature tuyere condensation and air flow structure testing system, and comprises the following steps:
step a, manufacturing an environment room 1, mounting a first air conditioning unit 2, a second air conditioning unit 3, a low-temperature air port 11 and a terminal 6, placing a test vehicle 7 and a test instrument 5, and communicating corresponding pipelines and circuits;
step b, starting the first air conditioning unit 2, the radiation temperature maintaining structure 4 and the second air conditioning unit 3, wherein the air supply plate 91 is large in aperture or can be directly disassembled from the air supply plate 91 at the moment, so that all parameters in the environment room 1 quickly reach an analog value interval, when the temperature needs to be raised, the first air conditioning unit 2 is used for introducing hot air into the environment room 1, the refrigerating unit 412 does not work, the heating water tank 411 is used for introducing circulating heating water into the radiation water wall 41, the heating lamp post 42 is started, when the temperature needs to be lowered, the first air conditioning unit 2 is used for introducing cold air into the environment room 1, the refrigerating unit 412 is used for introducing circulating cold water into the radiation water wall 41, and the heating lamp post 42 is closed, so that the required analog value is quickly reached;
c, observing various parameters in the environment room 1 at the terminal 6, and when the simulation parameters in the environment room 1 reach the set simulation values, closing the first air conditioning unit 2, and continuing to operate the radiation temperature maintenance structure 4 to keep the temperature parameters in the environment room 1 stable;
step d, opening a smoke generator 15, observing the air-out air flow of the low-temperature air port 11 and the air flow structure in the environment room 1, and measuring and recording the air flow structure condition in the environment room 1 within a period of time;
and e, repeating the steps b-d, wherein in each repetition process, the second air conditioning unit 3 provides parameters such as the air volume and the temperature of the low-temperature air and the position of the low-temperature air port 11, and adjusts the temperature of the environment 1 differently, so as to finally obtain the performance parameters of the low-temperature air port 11.
In addition, the test vehicle 7 adopts a remote control vehicle, an operator selects a plurality of test points, and the test vehicle 7 is operated to drive the test instrument 5 to different test points for testing, wherein after the test vehicle 7 moves, a period of time is required to wait for the stable air flow and then test data statistics is carried out.
In the method, the air flow organization of the low-temperature air port 11 can be tested without guaranteeing the humidity parameter in the environment room 1, so that the temperature in the environment room 1 can be well maintained by utilizing the radiation temperature maintenance structure 4 after the temperature parameter in the environment room 1 reaches the analog value range, the influence of low Wen Fengshi convection of the second air conditioning unit 3 on indoor ventilation is avoided, and the accuracy of a test result is greatly guaranteed.
Example 3
Referring to fig. 6, a low temperature tuyere condensation test method according to the present application is based on the low temperature tuyere condensation and air flow organization test system in embodiment 1, and includes the following steps;
step m, manufacturing an environment room 1;
step n, setting a parameter range of a simulation scene in the terminal 6, starting the first air conditioning unit 2, and selecting an air supply plate 91 with a slightly smaller aperture to reduce the influence of convection;
step o, starting the second air conditioning unit 3 while the step n is performed, setting air supply parameters of the low-temperature air port 11, typically temperature, air quantity or humidity, supplying air into the room 1 through the low-temperature air port 11, adjusting the set parameters of the first air conditioning unit 2 until each parameter in the room 1 reaches a simulated environment parameter, and controlling the second air conditioning unit 3 by the process terminal 6 to adjust output power in real time so as to stabilize the parameters in the room 1;
step p, observing whether condensation phenomenon occurs after the low-temperature tuyere 11 is operated for a period of time;
and q, repeating the steps m-p, wherein the second air conditioning unit 3 provides parameters such as the air quantity and the temperature of low-temperature air and adjusts the temperature and the humidity of the environment 1 in each repetition process, and finally obtaining the anti-condensation performance of the low-temperature air port 11.
Wherein, in step p, the air flow condition of the low-temperature air port 11 is photographed by the visual monitoring assembly 51 and recorded.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (6)
1. A low temperature tuyere condensation and air flow tissue test system, comprising:
an environment room (1);
the first air conditioning unit (2) is used for supplying air to the environment room (1) and adjusting air parameters in the environment room (1); the system comprises a first air conditioning unit (3), a second air conditioning unit (3), a smoke generator (15) and a control unit, wherein the first air conditioning unit (2) is arranged in an environment room (1), the first air conditioning unit (2) is set to be a combined air treatment unit, and the smoke generator (15) is arranged at the air outlet of the first air conditioning unit (3);
the radiation temperature maintenance structure (4), the radiation temperature maintenance structure (4) comprises radiation water walls (41) or heating lamp posts (42) or a combination thereof which are arranged in the environment room (1), and the radiation water walls (41) are internally circulated with adjusting water;
the test instrument (5) is used for detecting airflow tissues and condensation phenomena of the low-temperature air port (11);
still include test car (7), be equipped with on test car (7) and heighten subassembly (8), the test instrument sets up on heightening subassembly (8), test car (7) are established to the remote control car.
2. The cryogenic tuyere condensation and air flow organization testing system according to claim 1, wherein: the testing instrument (5) comprises a visual monitoring assembly (51), a temperature and humidity detecting assembly (52) and a wind speed measuring assembly (53), and further comprises a terminal (6), wherein the visual monitoring assembly (51), the temperature and humidity detecting assembly (52) and the wind speed measuring assembly (53) are electrically connected with the terminal (6) and used for outputting a testing result to the terminal (6).
3. The cryogenic tuyere condensation and air flow organization testing system according to claim 1, wherein: the top in environment room (1) is equipped with air supply furred ceiling (9), air supply furred ceiling (9) bottom surface is dismantled there are polylith air supply board (91), the air outlet of first air conditioning unit (2) is connected with static pressure case (10), air supply furred ceiling (9) are connected to static pressure case (10) to the interior air supply of environment room (1).
4. The low temperature tuyere condensation and air flow organization testing system according to claim 3, wherein: the air supply suspended ceiling (9) is arranged in the environment room (1) in a lifting mode, a lifting assembly used for driving the air supply suspended ceiling (9) to lift is arranged at the top in the environment room (1), a low-temperature air port (11) is arranged in the environment room (1), the low-temperature air port (11) is connected with an air outlet of the second air conditioning unit (3) through a hose, and the static pressure box (10) is connected with the air supply suspended ceiling (9) through a hose.
5. A method for testing the air flow structure of a low-temperature air port, which is based on the low-temperature air port condensation and air flow structure testing system as claimed in any one of claims 1 to 4, and is characterized by comprising the following steps:
a, manufacturing an environment room (1), installing a first air conditioning unit (2), a second air conditioning unit (3), a low-temperature air port (11) and a terminal (6), and placing a test vehicle (7) and a test instrument (5) and electrically connecting with the terminal (6);
step b, starting the first air conditioning unit (2), the radiation temperature maintenance structure (4) and the second air conditioning unit (3) so that various parameters in the environment room (1) can reach an analog value interval rapidly;
c, observing all parameters in the environment room (1) at the terminal (6), and closing the first air conditioning unit (2) when the simulation parameters in the environment room (1) reach a set simulation value interval, and continuously operating the radiation temperature maintenance structure (4) to keep the temperature parameters in the environment room (1) stable and the wind speed in a test range;
step d, opening a smoke generator (15), observing the air flow of the low-temperature air port (11) and the air flow structure in the environment room (1), and measuring and recording the air flow structure condition in the environment room (1) in a period of time by a measuring instrument (5);
step e, repeating the steps b-d, wherein in each repetition process, the second air conditioning unit (3) provides parameters such as the air quantity and the temperature of the low-temperature air and the position of the low-temperature air port (11), and adjusts the temperature of the environment room (1) differently, so as to finally obtain the performance parameters of the low-temperature air port (11);
in the step d, an operator selects a plurality of test points, the test vehicle (7) is operated to drive the test instrument (5) to different test points for testing, and after the test vehicle (7) moves, a period of time is needed to wait for the stable air flow and then test data statistics is carried out.
6. A method for testing the condensation of a low-temperature tuyere, which is based on the low-temperature tuyere condensation and airflow organization testing system as claimed in any one of claims 1-4, and is characterized by comprising the following steps of;
step m, manufacturing an environment room (1);
step n, setting various air parameters of a simulated scene at a terminal (1), starting a first air conditioning unit (2), and selecting an air supply plate (91) with a slightly smaller aperture to reduce convection influence;
step o, starting a second air conditioning unit (3), setting air supply parameters of a low-temperature air port (11), supplying air into the environment room (1) through the low-temperature air port (11) until the test instrument (5) tests that all parameters in the environment room (1) reach parameters of a simulation scene, and controlling the second air conditioning unit (3) by a process terminal (6) in real time to adjust output power so as to stabilize the parameters of the environment room (1);
step p, observing whether condensation occurs after the low-temperature tuyere (11) operates for a period of time;
and q, repeating the steps m-p, wherein the second air conditioning unit (3) provides parameters such as the air quantity and the temperature of low-temperature air and adjusts the temperature and the humidity of the room (1) in each repetition process, and finally obtaining the anti-condensation performance of the low-temperature air port (11).
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101813553A (en) * | 2010-04-13 | 2010-08-25 | 上海理工大学 | Visual testing device and method for air distribution |
| CN107328545A (en) * | 2017-06-16 | 2017-11-07 | 南京师范大学 | A kind of environmental chamber for simulating outdoor working condition |
| CN207350490U (en) * | 2017-06-27 | 2018-05-11 | 沈阳工业大学 | A kind of cold air distribution energy-saving air conditioning system |
| CN112432802A (en) * | 2020-11-26 | 2021-03-02 | 中家院（北京）检测认证有限公司 | Method and system for performing performance test on air conditioner standard machine |
| CN115014704A (en) * | 2022-06-01 | 2022-09-06 | 中建三局第一建设安装有限公司 | Environment simulation system and environment simulation method |
| CN218917998U (en) * | 2022-08-25 | 2023-04-25 | 刘明天 | Multifunctional building internal environment simulation device |
-
2023
- 2023-05-10 CN CN202310522828.2A patent/CN116223087B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101813553A (en) * | 2010-04-13 | 2010-08-25 | 上海理工大学 | Visual testing device and method for air distribution |
| CN107328545A (en) * | 2017-06-16 | 2017-11-07 | 南京师范大学 | A kind of environmental chamber for simulating outdoor working condition |
| CN207350490U (en) * | 2017-06-27 | 2018-05-11 | 沈阳工业大学 | A kind of cold air distribution energy-saving air conditioning system |
| CN112432802A (en) * | 2020-11-26 | 2021-03-02 | 中家院（北京）检测认证有限公司 | Method and system for performing performance test on air conditioner standard machine |
| CN115014704A (en) * | 2022-06-01 | 2022-09-06 | 中建三局第一建设安装有限公司 | Environment simulation system and environment simulation method |
| CN218917998U (en) * | 2022-08-25 | 2023-04-25 | 刘明天 | Multifunctional building internal environment simulation device |
Non-Patent Citations (1)
| Title |
|---|
| 低温送风条件下风管及风口凝露实验研究;张智力;上海市制冷学会2011年学术年会论文集;第463-466页 * |
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