CN214541155U - Environment control system of aviation simulator - Google Patents
Environment control system of aviation simulator Download PDFInfo
- Publication number
- CN214541155U CN214541155U CN202120943199.7U CN202120943199U CN214541155U CN 214541155 U CN214541155 U CN 214541155U CN 202120943199 U CN202120943199 U CN 202120943199U CN 214541155 U CN214541155 U CN 214541155U
- Authority
- CN
- China
- Prior art keywords
- air
- air supply
- control system
- supply hose
- distribution box
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Air Conditioning Control Device (AREA)
Abstract
The utility model discloses an environmental control system of an aviation simulator, which comprises an air conditioning device, a main air supply hose, an air volume distribution box, a plurality of branch air supply hoses and a middle-effect filter; the air conditioning equipment is connected with the air distribution box through the main air supply hose, the plurality of branch air supply hoses are connected in parallel on the air distribution box, and the medium efficiency filter is arranged between the air conditioning equipment and the main air supply hose. The utility model discloses a found many branches amount of wind control system to satisfy the requirement of aviation simulator to different regional different cold volumes of difference and amount of wind distribution.
Description
Technical Field
The utility model belongs to air conditioner ventilation field, concretely relates to air simulator's environmental control system.
Background
The aviation full-motion simulator is a man-machine closed-loop control system which is copied in a one-to-one correspondence mode according to aircraft cabins of specific manufacturers, models and series and takes a pilot as a core. The system mainly comprises a cabin system, a visual system, a motion system, an instructor platform system, a flight performance simulation system and auxiliary systems (a sound system, an environmental control system and the like). The flight simulator can simulate the full envelope, any scene and any attitude of the airplane and is mainly used for flight simulation training of pilots.
The environment control system of the aviation simulator mainly completes temperature regulation and air supply in a simulator cabin (an engineering simulator, a training simulator and the like), and meets the requirements of test cabin equipment and sports personnel on the environmental temperature and the air quality in the test cabin. The environmental control system mainly includes: industrial air conditioning equipment, an air supply system, an air volume distribution system, an air purification system and a condensed water collecting and discharging system. The space plane of the aviation simulator is about twenty-three squares, and is generally divided into four areas: the visual cabin, the cockpit and the rear room body, four independent spaces of projector platform cabin and equipment cabinet, very many airborne test equipment will be installed in the space, normally 3 ~ 6 pilots or engineer carry out work in this space for a long time still, every independent space is to the form of air outlet, and air current distribution, air velocity, noise etc. all have different requirements respectively, have proposed the demand that not only the temperature, more important also the requirement of air cleanliness factor to the air of sending into the cabin simultaneously. The reliability of the environment control system is the first, and the simulator requires that the simulator can be started to work after the environment control system works normally.
The current environmental control system has the following problems:
1. the required wind pressure of distal end air outlet department is adopted in order to satisfy to current under-deck tuber pipe that has ring accuse system, adopts the mode of progressively reducing, for example, pipeline size diameter adopts the sectional type to arrange, reduces to 75mm by 100mm to further reduce to 50mm, this kind of tuber pipe is because the undersize, can satisfy the required wind pressure of distal end air outlet, but is difficult to guarantee the large-traffic demand of distal end air outlet department.
2. An air supply system in an engine room of the existing simulator environment control system is connected with each air outlet in a parallel and serial combination mode, and in the process of connecting the air supply system to a far-end air outlet in series, airflow is gradually divided, the flow is gradually reduced, and the required air volume at the far-end air outlet is difficult to achieve.
3. In the prior art, the visual imaging part adopts the soft film imaging, so that the visual cabin has no requirement on the temperature in the cabin, and cold air is not required to be sent for cooling, so that the environmental control system of the simulator adopts a simple serial design on the pipeline design and performs balance calculation according to a water conservancy system of a conventional air supply system. However, with the development of the visual technology, the visual imaging part is currently made of a hard reflecting screen, the reflecting screen is formed by processing and splicing a plurality of screens, the imaging quality can be ensured at a certain temperature, the imaging quality is not distorted or deformed due to overhigh temperature or uneven temperature in the visual chamber, the temperature in the visual chamber must be adjusted by conveying cold air into the visual chamber, and the visual chamber has large space and large required cold air volume, and the visual chamber area is at the farthest end of an air supply system.
Disclosure of Invention
The utility model provides an air simulator's environmental control system can solve the intake little, can't provide the required cold tolerance of cooling for the view cabin, is difficult to guarantee imaging quality's problem.
In order to realize the technical effect, the technical scheme of the utility model is so realized.
The embodiment of the utility model provides an environmental control system of an aviation simulator, which comprises an air conditioning device, a main air supply hose, an air volume distribution box, a plurality of branch air supply hoses and a middle-effect filter; the air conditioning equipment is connected with the air distribution box through the main air supply hose, the plurality of branch air supply hoses are connected in parallel on the air distribution box, and the medium efficiency filter is arranged between the air conditioning equipment and the main air supply hose.
In the embodiment provided by the utility model, the air volume distribution box is provided with a main pipeline interface and a plurality of air supply hose interfaces with different sizes; the main pipeline interface is connected with a main air supply hose, and the air supply hose interface is connected with a branch air supply hose. The air volume distribution box comprises: the air conditioner comprises an outer box body, an inner box body, sound-absorbing cotton, a microporous sound-absorbing plate, an outer heat-insulating layer and an air volume adjusting valve; the air volume regulating valve is connected with the branch air supply hose through an air supply hose connector. And heat insulation layers are arranged on the outer sides of the main air supply hose and the branch air supply hoses.
Compared with the prior art, the utility model 1, the environmental control system adopts the parallel connection mode, can meet the air quantity requirement of each area, and is not influenced by the distance of air supply;
2. the whole environment control system air supply hose and the partial pressure box adopt a noise reduction design, so that the air flow conveying noise of the air supply system is reduced;
3. all air pipes of the environment control system are designed to be insulated, so that condensed water is prevented from being generated when the temperature difference between the environment temperature and the air supply temperature is too large, and the loss of cold energy in an air supply hose is avoided;
4. a medium-efficiency filter is added in the system to improve the quality of air sent into the cabin;
5. the method comprises the following steps of (1) independently calculating the requirements of different areas in a cabin by using an air volume distribution algorithm, and reasonably distributing air sent into the cabin by combining an independently designed air volume distribution box;
6. the air distribution box adopts the design of sound-absorbing cotton, a micropore sound-absorbing plate and external heat insulation, and integrates an air quantity proportional valve into the air distribution box, so that the air distribution box has the characteristics of heat insulation, noise reduction, air supply distance increase, small volume, high integration level, high reliability and proportional air quantity output of each air outlet.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an environmental control system in the prior art.
Fig. 2 is a schematic view of the structural distribution of the environmental control system according to the embodiment of the present invention.
Fig. 3 is a schematic view of the air distribution box structure of the environmental control system of the embodiment of the present invention.
Detailed Description
The present invention is further described in detail below with reference to the drawings so that those skilled in the art can implement the invention with reference to the description.
It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.
As shown in fig. 1, the PVC pipe adopted in the prior art as the branch air pipe has the following disadvantages:
1. the required wind pressure of distal end air outlet department is adopted in order to satisfy to current under-deck tuber pipe that has ring accuse system, adopts the mode of progressively reducing, for example, pipeline size diameter adopts the sectional type to arrange, reduces to 75mm by 100mm to further reduce to 50mm, this kind of tuber pipe is because the undersize, can satisfy the required wind pressure of distal end air outlet, but is difficult to guarantee the large-traffic demand of distal end air outlet department.
2. As the original system adopts a 50mm air pipe in order to meet the requirement of air supply pressure of a far-end air port, the air pipe ruler is small, the air speed in the pipeline reaches more than 15m/s, the adopted pipeline has no noise reduction function, the noise of the whole system is overlarge, and the noise generated in an air supply hose is transmitted into a simulation cabin and exceeds 70 db;
3. the original system PVC air pipe has no heat preservation function, and when the ambient temperature and the air supply temperature in the pipe exceed 15 ℃, condensed water can be generated. There are many cables, sensors, computers and other electrical equipment in the installation space of the simulation cabin air pipe, and the condensed water may cause damage and electrical failure of the equipment.
The utility model provides a distribution method and environmental control system of many branches of amount of wind of environmental control system can solve and exist not enoughly among the prior art.
The following describes in detail the distribution method of the multi-branch air volume of the environmental control system and the environmental control system provided by the embodiments of the present invention through specific embodiments and application scenarios thereof with reference to the accompanying drawings.
As shown in fig. 2, the utility model provides an environmental control system of an aviation simulator, which comprises an air conditioning device 1, a main air supply hose 2, an air volume distribution box 3, a plurality of branch air supply hoses 13 and a middle effect filter; air conditioning equipment 1 is connected with air distribution box 3 through main air supply hose 2, a plurality of air supply hoses 13 connect in parallel on the air distribution box 3, the medium efficiency filter sets up between air conditioning equipment 1 and the main air supply hose 2, main air supply hose 2 all is equipped with the heat preservation with a air supply hose 13 outside.
The air volume distribution box 3 is provided with a plurality of air supply hose connectors 4 with different sizes, and the air supply hose connectors 4 are connected with air supply hoses 13. The size of the air supply hose interface is determined according to the refrigeration/heat quantity, the air quantity and the air pressure of the air conditioner and the cold/heat quantity required by each area.
Further, as shown in fig. 3, a schematic structural diagram of an air distribution box according to an embodiment of the present invention includes a main pipe interface 14 connected to an air conditioning device and 10 air supply hose interfaces 4 (only 5 are shown in the figure, and the other 5 are on the other two sides). The main air supply hose 2 is connected to the main pipe joint 14.
Optionally, in the embodiment provided by the utility model, the air distribution box includes: the air conditioner comprises an outer box body, an inner box body, sound-absorbing cotton, a microporous sound-absorbing plate, an outer heat-insulating layer and an air volume adjusting valve (not shown in the figure); the air volume regulating valve is connected with the branch air supply hose through an air supply hose connector.
It can be understood that the plurality of air supply hoses are respectively connected with the view cabin air outlet 9 located in the view cabin 5, the projector cabin air outlet 10 located in the projector cabin 6, the cockpit and rear room air outlets 11 located in the cockpit and rear room 7, and the equipment cabinet air outlet 12 located in the equipment cabin 8.
The utility model also provides a distribution method of the many branches of amount of wind of environmental control system, including following step:
s100: firstly, calculating the on-way resistance of the air supply pipeline under different air quantities, different air pressures, different forms and different lengths according to the roughness of the air supply pipeline;
s300: secondly, calculating the cold/heat quantity required by different areas and the total refrigeration/heat quantity of the air conditioning equipment of the environmental control system according to the use environment and the user requirement of the aviation simulator, the space size of different areas and the data of cold/heat load;
s400: then, calculating the total wind pressure required by the environmental control system according to the cold/heat quantity required by each area of the aviation simulator, the air refreshing times required by the ventilation of the environmental control system, the air port form and quantity and the air pipe layout;
and finally, calculating the number and the size of air supply hose connectors on the air conditioning equipment according to the cold/heat quantity required by each area and the on-way resistance of the air supply hose, determining the size of the air volume adjusting valve according to the number of air ports of the air supply hose and the size of an air pipe, and adjusting the opening degree of the air volume adjusting valve according to the installation position of the air volume adjusting valve.
The air supply pipeline comprises an inner rubberized fabric layer, a heat preservation layer and an outer rubberized fabric layer which are sequentially arranged from inside to outside, the air supply hose is of a double-spiral structure, and the double-spiral structure comprises an inner spiral layer arranged between the inner rubberized fabric layer and the heat preservation layer and an outer spiral layer arranged on the outer side of the outer rubberized fabric layer;
the inner spiral layer is of a first spiral circular ring cylindrical spiral structure, and the outer spiral layer is of a second spiral circular ring cylindrical spiral structure.
The cold/heat load quantity Q comprises the cold load quantity of the electronic equipment, the heat load quantity of a building maintenance structure, the heat dissipation quantity of a human body and the fresh air heat load quantity.
Further, in the embodiment provided by the present invention, the calculation of the cooling load of the electronic device is:
wherein n1 is the installation factor; the ratio of the designed shaft power to the installation power of the electronic equipment can be generally 0.7 to 0.9;
n2 is load power; the ratio of the average actual power consumption of the electronic equipment to the designed shaft power is determined according to the actual running condition of the equipment, and can be generally 0.5-0.8;
n3 is a simultaneous use coefficient; the ratio of installed power to total power used by the electronic devices in the room at the same time. According to the equipment use condition in the process, all the electronic equipment are in all working states when the simulator works, so that the coefficient is 1;
n is the rated power of the electronic equipment;
further, in an embodiment provided by the present invention, the building maintenance structure heat load is calculated as:
wherein, K is the building maintenance structure heat load coefficient, the utility model provides an embodiment adopts 200W/m2And the value changes according to different environments,
and S is the surface area of the external maintenance structure.
Further, in the embodiment provided by the present invention, the heat dissipation of the human body is related to various factors such as sex, age, clothes, labor intensity and surrounding environment conditions. The latent heat and convective heat emitted by the human body directly form the instantaneous cooling load, while the heat emitted by radiation will form the lagging cooling load. In actual calculation, human body heat dissipation can be based on adult men, and is called a clustering coefficient, wherein the coefficient takes into consideration the proportion of various people. The calculation of the human body heat dissipation capacity is as follows:
wherein q is the heat dissipation capacity of adult men at different room temperatures and labor properties, and is 134W/person (room temperature is 25 ℃, and the adult men are under slight movement);
n is the total number of people in the room;
n' is a clustering coefficient and takes a value of 1.
Further, in the embodiment provided by the utility model, introduce the inboard fresh air in the air conditioning unit and be the key of the good cabin air quality of guarantee. The cooling capacity required for reducing the temperature of fresh air from 35 ℃ to 16 ℃ is as follows: the fresh wind-heat load capacity is calculated as:
wherein C is the air specific heat capacity, in the embodiment of the utility model, the air specific heat capacity is 1.003 kJ/(kg. DEG C), and the specific heat capacity of air changes along with the temperature and pressure changes;
ρ: air density, in the embodiment of the present invention, 20 ℃ is adopted, and the air density is 1.205kg/m for cultivation under 1atm, and changes with temperature and pressure;
Δ t: a temperature change value;
v: the volume of air.
The total heat load in the cabin is formed according to the four heat sources, namely
Qt=Q1+Q2+Q3+Q4
According to the law of conservation of energy, the required refrigerating capacity in the simulated cockpit is calculated. The final cold requirement can be calculated by considering the heat insulation of the cabin body and generally according to the 10 percent redundancy consideration.
The utility model discloses a design flow does:
1. in order to ensure the accuracy of the calculated data, the roughness of different air supply hoses adopted by the environment control system is firstly measured, and then the on-way resistance of the air supply pipeline under different air quantities, different air pressures and different forms is calculated;
2. determining the total air volume of the environmental control system according to the space size of the simulator and the air refreshing rate requirement of the simulator;
3. calculating refrigeration/heat of the air conditioning equipment of the environmental control system of the simulator according to the using environment of the simulator, user requirements, and data of space sizes and cold and heat loads of different areas;
4. determining the layout of an air supply hose of an environmental control system according to the conditions of spatial layout, built-in layout and simulator working site layout in a simulator; calculating the total wind pressure of the environmental control system according to the data of the first step by combining the form and the number of the air ports of each area and the layout of the air pipes (the size, the length and the shape after installation of all the air pipes);
5. determining the air volume distribution proportion of the system according to the data of 3, and designing the size of the air volume distribution box, as shown in FIG. 3;
6. manufacturing and adjusting an air volume distribution proportion valve according to the air volume distribution proportion, and installing the air volume distribution valve in an air volume distribution box;
7. the equipment, the main air pipe, the air distribution box, the branch air pipes and the air ports are connected together, and an environment-friendly control system capable of controlling the air quantity of the multiple branches is completed.
Examples
For example: the total volume of the cabin measured by a certain simulator design drawing is 88.2m3The environment maximum temperature is 35 ℃, and the temperature in the cabin is required to be 16 ℃. Wherein the volume of each region is: view cabin 48m3Projector cabinet 7.8m3Cockpit and rear room 23.4m39m of equipment cabinet3Maintenance of structure surface area outside each zone: view cabin 40.469m2Projector bay 2.644m213m of cockpit and rear room23.051m equipment cabinet2。
The cold/heat load quantity Q comprises the cold load quantity of the electronic equipment, the heat load quantity of a building maintenance structure, the heat dissipation quantity of a human body and the fresh air heat load quantity.
Further, in the embodiment provided by the present invention, the calculation of the cooling load of the electronic device is:
wherein n1 is the installation factor; the ratio of the designed shaft power to the installation power of the electronic equipment can be generally 0.7 to 0.9;
n2 is load power; . The ratio of the average actual power consumption of the electronic equipment to the designed shaft power is determined according to the actual running condition of the equipment, and can be generally 0.5-0.8;
n3 is a simultaneous use coefficient; the ratio of installed power to total power used by the electronic devices in the room at the same time. According to the equipment use condition of the technological process;
n is the rated power of the electronic equipment;
cockpit and rear room body
=1000×0.8×0.7×1.2=672W。
Equipment cabinet
=1000×0.8×0.7×1.6=896W。
Projector platform cabin
=1000×0.8×0.7×1.4=784W。
The total of the above is as follows: 2.352 KW.
Further, in an embodiment provided by the present invention, the building maintenance structure heat load is calculated as:
wherein, K is the building maintenance structure heat load coefficient, the utility model provides an embodiment adopts 200W/m2And the value changes according to different environments,
and S is the surface area of the external maintenance structure.
View cabin 40.469m2Projector bay 2.644m213m of cockpit and rear room23.05m equipment cabinet2。
View cabin
=8.094KW。
Projector platform cabin
=0.528KW。
Cockpit and rear room body
=2.6KW。
Equipment cabinet
=0.61KW。
The total of the above is as follows: 11.832 KW.
Further, in the embodiment provided by the present invention, the heat dissipation of the human body is related to various factors such as sex, age, clothes, labor intensity and surrounding environment conditions. The latent heat and convective heat emitted by the human body directly form the instantaneous cooling load, while the heat emitted by radiation will form the lagging cooling load. In actual calculation, human body heat dissipation can be based on adult men, and is called a clustering coefficient, wherein the coefficient takes into consideration the proportion of various people. The calculation of the human body heat dissipation capacity is as follows:
wherein q is the heat dissipation capacity of adult men at different room temperature and labor properties, 134W/person, (room temperature 25 ℃, under light activity);
n is the total number of people in the room;
n' is a clustering coefficient and takes a value of 1.
Cockpit and rear room =134 × 5= 670W.
The total of the above is as follows: 0.67 KW.
Further, in the embodiment provided by the utility model, introduce the inboard fresh air in the air conditioning unit and be the key of the good cabin air quality of guarantee. The cooling capacity required for reducing the temperature of fresh air from 35 ℃ to 16 ℃ is as follows: the fresh wind-heat load capacity is calculated as:
wherein C is the air specific heat capacity, in the embodiment of the utility model, the air specific heat capacity adopts 1.003 kJ/(kg. DEG C), and the specific heat capacity of air changes along with the temperature and pressure changes;
ρ: air density, in the embodiment of the present invention, 20 ℃ is adopted, and the air density is 1.205kg/m for cultivation under 1atm, and changes with temperature and pressure;
Δ t: a temperature change value;
v: the volume of air.
The maximum ambient temperature is 35 ℃ and the temperature in the cabin is required to be 16 ℃. Wherein the volume of each region is: view cabin 48m3Projector cabinet 7.8m3Cockpit and rear room 23.4m39m of equipment cabinet3(ii) a The air refresh rate was 30 times/h.
View pod =1.003 × 48 × 30 × 1.205 × 19=9.186KW
Projector bay =1.003 × 7.8 × 30 × 1.205 × 19=1.493KW
Cockpit and rear room =1.003 × 23.4 × 30 × 1.205 × 19=4.478KW
Equipment cabinet =1.003 × 9 × 30 × 1.205 × 19=1.722KW
Totaling: 16.879KW
The total heat load in the cabin is formed according to the four heat sources, namely
Qt=Q1+Q2+Q3+Q4=31.733KW
According to the law of conservation of energy, the required refrigerating capacity in the simulated cockpit is calculated. Considering the heat insulation of the cabin, the final cold requirement can be calculated to be about 35KW generally according to 10% redundancy consideration.
Volume of each area: view cabin 48m3Projector cabinet 7.8m3Cockpit and rear room 23.4m39m of equipment cabinet3(ii) a The air refreshing rate is 30 times/h, the calculation result is 10% air volume loss, and the calculation result is as follows:
air volume of each area:
view cabin 48m3×30=1440m3×1.1≈1600m3。
Projector cabinet 7.8m3×30=234m3×1.1≈260m3。
Cockpit and rear room body 23.4m3×30=702m3×1.1≈780m3。
Equipment cabinet 9m3×30=234m3×1.1≈300m3。
The total air volume is as follows: 2940m3。
And then, the number of the air ports and the size of the air pipes in each area can be determined according to design parameters (recommended air pipe size and wind speed) and the layout of the simulator, and the following table shows that:
| region(s) | Wind speed range of tuyere | Air volume range of single air port | Air duct dimension specification | Tuyere type |
| |
6~9m/s | 200~450m3/h | 160mm | Bearing floor tuyere |
| |
7~10m/s | 100~250m3/h | 100mm | 50-100 mm nozzle |
| Cockpit and |
3~5m/s | 200~450m3/h | 160mm | Double-layer shutter closable air |
| Equipment cabinet | ||||
| 5~8m/s | 200~450m3/h | 100mm | 50-100 mm nozzle |
Then, calculating the air pressure of the system according to the determined size of the air pipe and the on-way resistance;
and finally, the refrigeration power, the air volume, the air pressure, the air volume of each region and the energy of each branch pipe required by the environment control system are calculated.
While embodiments of the invention have been disclosed above, it is not limited to the applications listed in the description and the embodiments. It can be applicable to various and be fit for the utility model discloses a field completely. Additional modifications will readily occur to those skilled in the art. The invention is therefore not to be limited to the specific details and illustrations shown and described herein, without departing from the general concept defined by the claims and their equivalents.
Claims (7)
1. An environmental control system of an aviation simulator is characterized by comprising air conditioning equipment, a main air supply hose, an air volume distribution box, a plurality of branch air supply hoses and a medium efficiency filter;
the air conditioning equipment is connected with the air distribution box through the main air supply hose, the plurality of branch air supply hoses are connected in parallel on the air distribution box, and the medium efficiency filter is arranged between the air conditioning equipment and the main air supply hose.
2. The environmental control system of an aviation simulator as defined in claim 1, wherein the air distribution box is provided with a main pipeline interface and a plurality of air supply hose interfaces with different sizes;
the main pipeline interface is connected with a main air supply hose, and the air supply hose interface is connected with a branch air supply hose.
3. The environmental control system of an aviation simulator of claim 2, wherein the air distribution box comprises: outer box, inner box, inhale the sound cotton.
4. The environmental control system of an aviation simulator of claim 2, wherein the air distribution box comprises: micropore acoustical panel.
5. The environmental control system of an aviation simulator of claim 2, wherein the air distribution box comprises: an outer insulating layer.
6. The environmental control system of an aviation simulator of claim 2, wherein the air distribution box comprises: an air volume adjusting valve;
the air volume regulating valve is connected with the branch air supply hose through an air supply hose connector.
7. The environmental control system of an aviation simulator as defined in claim 2, wherein the main air supply hose and the branch air supply hoses are provided with insulating layers on the outer sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120943199.7U CN214541155U (en) | 2021-05-06 | 2021-05-06 | Environment control system of aviation simulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120943199.7U CN214541155U (en) | 2021-05-06 | 2021-05-06 | Environment control system of aviation simulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214541155U true CN214541155U (en) | 2021-10-29 |
Family
ID=78276268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120943199.7U Active CN214541155U (en) | 2021-05-06 | 2021-05-06 | Environment control system of aviation simulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214541155U (en) |
-
2021
- 2021-05-06 CN CN202120943199.7U patent/CN214541155U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US10823447B2 (en) | System and method for controlling a blower of an energy recovery ventilator in response to internal air pressure | |
| CN103574863A (en) | Indoor unit of air conditioner | |
| US6725914B2 (en) | Double duct changeover HVAC system | |
| CN105674390A (en) | Dynamic hydraulic balance adjusting method for centralized heating system | |
| CN113175718A (en) | Multi-branch air quantity distribution method of environment control system and environment control system | |
| CN214541155U (en) | Environment control system of aviation simulator | |
| CN112325422A (en) | Subway station public area environmental control system | |
| JP7290936B2 (en) | air conditioning system | |
| CN204902068U (en) | Divide ionization computer lab air conditioning unit | |
| CN110057002B (en) | Novel air conditioner end device | |
| CN207035432U (en) | A kind of flexible duct supply air system for raised flooring space | |
| CN205372790U (en) | Combined -type air conditioning machine system | |
| CN108377631A (en) | Floor air supply data center air conditioning system integrated with T-shaped tree-shaped air supply pipeline system | |
| CN206959224U (en) | A kind of Air Conditioning Facilities based on the integrated race's blocks of BIM | |
| CN113148096A (en) | Air supply system and air supply method of ship air conditioner | |
| CN104976722B (en) | A kind of disintegration air conditioner in machine room unit | |
| CN217357302U (en) | High-grade flight training simulator air conditioner ventilation subsystem pipeline system | |
| CN208387152U (en) | Floor air supply data center air conditioning system integrated with T-shaped tree-shaped air supply pipeline system | |
| CN107270449A (en) | A kind of Air Conditioning Facilities based on the integrated race's blocks of BIM | |
| CN107548264B (en) | Intelligent refrigeration system | |
| CN113268796A (en) | Automatic model selection algorithm for heating ventilation air conditioning system equipment | |
| CN111912061A (en) | Air conditioning system for subway station | |
| CN210893714U (en) | IDFC independent fresh air conditioner module test verification simulation system | |
| CN205652328U (en) | A air conditioning unit for thin film type LNG ship containment system | |
| Shah et al. | Duct Designing in Air Conditioning System and Its Impact on System Performance |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |