CN203012558U - Airplane nacelle sealed cabin environment control system - Google Patents
Airplane nacelle sealed cabin environment control system Download PDFInfo
- Publication number
- CN203012558U CN203012558U CN 201220735240 CN201220735240U CN203012558U CN 203012558 U CN203012558 U CN 203012558U CN 201220735240 CN201220735240 CN 201220735240 CN 201220735240 U CN201220735240 U CN 201220735240U CN 203012558 U CN203012558 U CN 203012558U
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- cabin
- heat exchange
- fan
- cooling fan
- heat
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Abstract
The utility model discloses an airplane nacelle sealed cabin environment control system. An airplane nacelle sealed cabin is constituted by an inner cabin and an outer cabin. The inner cabin is an airtight cabin, and a part of the outer cabin, which is disposed on a front side of the inner cabin, is provided with a ram air input channel. A part of the outer cabin, which is disposed on a rear side of the inner cabin, is provided with a ram air output channel. A ram air flow channel is disposed in a space between the outer cabin and the inner cabin. A heat exchange system and a temperature sensor are disposed in the inner cabin, and an outer side of the outer cabin is provided with an intelligent controller. The heat exchange system comprises a cooling fan, a heat exchange fan, and an electric heater. A periphery of the cooling fan and a periphery of the heat exchange fan are provided with flow deflectors. The temperature sensor is connected with an input end of the intelligent controller, and the cooling fan, the heat exchange fan, and the electric heater are connected with an output end of the intelligent controller. The airplane nacelle sealed cabin environment control system has advantages of simple structure, novel, reasonable design, convenient realization, small occupied space, light weight, high heat exchange efficiency, good temperature adjustment effect, strong practicability, and convenient promotion as well as use.
Description
Technical field
The utility model relates to the airplane environment control technical field, especially relates to a kind of aircraft gondola pressurized capsule environmental control system.
Background technology
Along with the continuous expansion in aerospace applications field, the aircraft gondola of various uses continues to bring out.The instrument and equipment of some gondola need to be worked under specific pressure, temperature, humidity environment, therefore needs extra measure, and for example the gondola environmental control system guarantees that the environment in gondola meets the demands.
The aircraft gondola generally is suspended under fuselage or wing, and the environmental control system of carrier aircraft generally can't be taken into account the demand of gondola, so gondola can only adopt independently, and environmental control system provides working environment for specific installation.Adopt the difficulties such as the freestanding environment control system faces again narrow space, complex structure, Weight control is strict, power supply is nervous, gondola environment control system design is the vital task of various gondola designs.
Aircraft gondola environmental control system groundwork principle has at present: reverse pressure boosting type air circulation refrigerating system, vapor recycle refrigeration system.Reverse pressure boosting type air circulation refrigerating system needs the equipment such as turbine, pneumatic plant, time cooler; The vapor recycle refrigeration system needs the equipment such as compressor, condenser, evaporator, expansion valve; This two type systematic generally is applicable to the king-sized gondola of power consumption, but this two type systematics cost high, take up room large, weight is large, system complex, maintenance work are numerous and diverse, poor reliability.Aircraft gondola pressurized capsule is airtight air, can not realize air exchange, in the situation that do not use the complicated environmental control systems such as sweat cooling, liquid cooling system to realize that the adjustment in the cabin is a major challenge.
The utility model content
Technical problem to be solved in the utility model is for above-mentioned deficiency of the prior art, a kind of aircraft gondola pressurized capsule environmental control system is provided, it is simple in structure, and is rationally novel in design, and it is convenient to realize, take up room little, weight is little, and heat exchange efficiency is high, and adjustment is effective, practical, be convenient to promote the use of.
for solving the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of aircraft gondola pressurized capsule environmental control system, described aircraft gondola pressurized capsule is made of interior cabin and outer cabin, it is characterized in that: described interior cabin is air-tight cabin, the front side that is positioned at described cabin on described outer cabin is provided with the ram-air input channel, the rear side that is positioned at described cabin on described outer cabin is provided with the ram-air output channel, space between described outer cabin and interior cabin is the ram-air runner, inside, described interior cabin is provided with heat-exchange system, be used for the temperature sensor that internal cabin internal temperature detects and be used for the humidity sensor that internal cabin interior humidity detects, the described outer moisture signal that detects for the temperature signal that detects according to temperature sensor and humidity sensor that is provided with out of my cabin carries out the intelligent controller of Based Intelligent Control to heat-exchange system, described heat-exchange system comprises for interior cabin endogenous pyrogen heat is changed to the airborne cooling fan in interior cabin, be used for the air heat in interior cabin is exchanged to the heat exchange fan of cabin, interior cabin body wall face and the electric heater that heats for internal indoor environment by convection heat transfer, around described cooling fan and the heat exchange fan be provided with on every side fair water fin, described temperature sensor and humidity sensor all join with the input end of described intelligent controller, described cooling fan, heat exchange fan and electric heater all join with the output terminal of described intelligent controller.
Above-mentioned aircraft gondola pressurized capsule environmental control system, it is characterized in that: described cooling fan and heat exchange fan are speed adjustable fan, and described electric heater is the power-adjustable electric heater.
above-mentioned aircraft gondola pressurized capsule environmental control system, it is characterized in that: described intelligent controller comprises main controller module and the touch LCD screen that joins with main controller module, and be the power module of main controller module and touch LCD screen power supply, described temperature sensor and humidity sensor all join with the input end of described main controller module, the output terminal of described main controller module is connected to the cooling fan frequency converter that carries out frequency control for the motor to cooling fan, be used for the adjustable controlled constant current source that the heat exchanging fan carries out the heat exchange fan frequency converter of frequency control and is used to the electric heater power supply, the output terminal of the motor of described cooling fan and described cooling fan frequency converter joins, the output terminal of the motor of described heat exchange fan and described heat exchange fan frequency converter joins, described electric heater and described adjustable controlled constant current source join.
Above-mentioned aircraft gondola pressurized capsule environmental control system, it is characterized in that: described main controller module is the PLC module.
The utility model compared with prior art has the following advantages:
1, the utility model is simple in structure, and is rationally novel in design, and it is convenient to realize.
2, it is cooling that the utility model adopts ram-air, and interior low temperature ram-air out of my cabin brushes cabin, interior cabin external surface, is designed with heat exchange fan and fair water fin in interior cabin, and air-flow forms circulating current along circumferentially brushing interior cabin body inside surface; By inside and outside, interior cabin surface convection heat transfer with thermal source heat band deliver from vault body, when too low or humidity is too low when ram air temperature, can also be by the rotating speed of heat exchange fan in cabin in reducing, thereby reduction convection transfer rate, in reducing, the heat radiation of cabin body, regulate electric heater capacity simultaneously, makes in interior cabin temperature in range of control, heat exchange efficiency is high, and adjustment is effective.
3, interior cabin of the present utility model is air-tight cabin, is the ram-air runner between interior cabin and outer cabin, and the gas-tight design in interior cabin has guaranteed that the pressure in interior cabin and humidity are constant.
4, of the present utility modelly realize that cost is low, take up room little, weight is little, and the gondola pressurized capsule environment that is suitable for the mid power thermal source is controlled, and can provide stable working temperature for the gondola pressurized capsule, constant pressure, humidity environment.
5, of the present utility model practical, be convenient to promote the use of.
In sum, the utility model is simple in structure, and is rationally novel in design, and it is convenient to realize, takes up room little, and weight is little, and heat exchange efficiency is high, and adjustment is effective, and is practical, is convenient to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is one-piece construction schematic diagram of the present utility model.
Fig. 2 is the annexation schematic diagram of the utility model intelligent controller and other each several part.
Description of reference numerals:
1-outer cabin; 2-interior cabin; 3-ram-air input channel;
4-ram-air output channel; The 5-temperature sensor; The 6-intelligent controller;
6-1-main controller module; 6-2-touch LCD screen; 6-3-power module;
6-4-cooling fan frequency converter; 6-5-heat exchange fan frequency converter; 6-6-adjustable controlled constant current source;
7-cooling fan; 8-heat exchange fan; 9-electric heater;
10-fair water fin; 11-humidity sensor.
Embodiment
as shown in Figure 1, aircraft gondola pressurized capsule environmental control system described in the utility model, described aircraft gondola pressurized capsule is made of interior cabin 2 and outer cabin 1, described interior cabin 2 is air-tight cabin, the front side that is positioned at described cabin 2 on described outer cabin 1 is provided with ram-air input channel 3, the rear side that is positioned at described cabin 2 on described outer cabin 1 is provided with ram-air output channel 4, space between described outer cabin 1 and interior cabin 2 is the ram-air runner, 2 inside, described interior cabin are provided with heat-exchange system, be used for the temperature sensor 5 that internal cabin 2 internal temperatures detect and be used for the humidity sensor 11 that internal cabin 2 interior humidities detect, described outer cabin 1 is outside equipped with the moisture signal that detects for the temperature signal that detects according to temperature sensor 5 and humidity sensor 11 and heat-exchange system is carried out the intelligent controller 6 of Based Intelligent Control, described heat-exchange system comprises for interior cabin 2 endogenous pyrogen heats are changed to the airborne cooling fan 7 in interior cabin 2, be used for the air heat in interior cabin 2 is exchanged to the heat exchange fan 8 of interior cabin 2 cabin body wall faces and the electric heater 9 that heats for the interior environment in internal cabin 2 by convection heat transfer, around described cooling fan 7 and heat exchange fan 8 be provided with on every side fair water fin 10, described temperature sensor 5 and humidity sensor 11 all join with the input end of described intelligent controller 6, described cooling fan 7, heat exchange fan 8 and electric heater 9 all join with the output terminal of described intelligent controller 6.
In conjunction with Fig. 2, in the present embodiment, described cooling fan 7 and heat exchange fan 8 are speed adjustable fan, and described electric heater 9 is the power-adjustable electric heater.described intelligent controller 6 comprises main controller module 6-1 and the touch LCD screen 6-2 that joins with main controller module 6-1, and be the power module 6-3 of main controller module 6-1 and touch LCD screen 6-2 power supply, described temperature sensor 5 and humidity sensor 11 all join with the input end of described main controller module 6-1, the output terminal of described main controller module 6-1 is connected to the cooling fan frequency converter 6-4 that carries out frequency control for the motor to cooling fan 7, be used for the adjustable controlled constant current source 6-6 that heat exchanging fan 8 carries out the heat exchange fan frequency converter 6-5 of frequency control and is used to electric heater 9 power supplies, the output terminal of the motor of described cooling fan 7 and described cooling fan frequency converter 6-4 joins, the output terminal of the motor of described heat exchange fan 8 and described heat exchange fan frequency converter 6-5 joins, described electric heater 9 joins with described adjustable controlled constant current source 6-6.Particularly, described main controller module 6-1 is the PLC module.
Principle of work of the present utility model and the course of work are: ram-air enters the after-blow of ram-air runner from ram-air input channel 3 and strokes interior cabin 2 outside surfaces, the interior heat in interior cabin 2 is changed to ram-air, and outer cabin 1 External airflow field can be taken the ram-air of heat out of gondola from ram-air output channel 4 by the airflow injection effect.When the 2 endogenous pyrogen work of interior cabin, cooling fan 7 changes interior cabin 2 endogenous pyrogen heats to 2 air of interior cabin; Heat exchange fan 8 is worked simultaneously, and the air heat in interior cabin 2 is exchanged to interior cabin 2 cabin body wall faces by convection heat transfer, and interior cabin 2 cabin body wall face heats are pulled away with ram-air.in the whole course of work, in 5 pairs of temperature sensors, cabin 2 internal temperatures detect in real time and detected signal are exported to main controller module 6-1 in real time, in 11 pairs of humidity sensors, cabin 2 interior humidities detect in real time and detected signal are exported to main controller module 6-1 in real time, main controller module 6-1 controls touch LCD screen 6-2 interior cabin 2 internal temperatures and humidity is shown in real time, simultaneously, main controller module 6-1 with real-time detected temperatures and detect in real time humidity respectively with temperature threshold and the humidity threshold set by touch LCD screen 6-2 in advance, when the interior real-time detected temperatures in interior cabin 2 lower than temperature threshold or when detecting in real time humidity lower than the humidity threshold value, main controller module 6-1 reduces heat exchange fan 8 rotating speeds by heat exchange fan frequency converter 6-5, start electric heater 9, reduce heat radiation, the interior heat in cabin 2 in increasing, realize thermal equilibrium.In addition, main controller module 6-1 can also regulate the rotating speed of cooling fan 7 by cooling fan frequency converter 6-4, by controlling adjustable controlled constant current source 6-6, the output power of electric heater 9 is regulated.
The above; it is only preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; every any simple modification, change and equivalent structure of above embodiment being done according to the utility model technical spirit changes, and all still belongs in the protection domain of technical solutions of the utility model.
Claims (4)
1. aircraft gondola pressurized capsule environmental control system, described aircraft gondola pressurized capsule is made of interior cabin (2) and outer cabin (1), it is characterized in that: described interior cabin (2) is air-tight cabin, the front side that is positioned at described cabin (2) on described outer cabin (1) is provided with ram-air input channel (3), the rear side that is positioned at described cabin (2) on described outer cabin (1) is provided with ram-air output channel (4), space between described outer cabin (1) and interior cabin (2) is the ram-air runner, inside, described interior cabin (2) is provided with heat-exchange system, be used for the temperature sensor (5) that internal cabin (2) internal temperature detects and be used for the humidity sensor (11) that internal cabin (2) interior humidity detects, described outer cabin (1) is outside equipped with the moisture signal that detects for the temperature signal that detects according to temperature sensor (5) and humidity sensor (11) and heat-exchange system is carried out the intelligent controller (6) of Based Intelligent Control, described heat-exchange system comprises for interior cabin (2) endogenous pyrogen heat is changed to the airborne cooling fan in interior cabin (2) (7), be used for the air heat in interior cabin (2) is exchanged to the heat exchange fan (8) of cabin, interior cabin (2) body wall face and the electric heater (9) that heats for the interior environment in internal cabin (2) by convection heat transfer, around described cooling fan (7) and heat exchange fan (8) be provided with on every side fair water fin (10), described temperature sensor (5) and humidity sensor (11) all join with the input end of described intelligent controller (6), described cooling fan (7), heat exchange fan (8) and electric heater (9) all join with the output terminal of described intelligent controller (6).
2. according to aircraft gondola pressurized capsule environmental control system claimed in claim 1, it is characterized in that: described cooling fan (7) and heat exchange fan (8) are speed adjustable fan, and described electric heater (9) is the power-adjustable electric heater.
3. according to aircraft gondola pressurized capsule environmental control system claimed in claim 2, it is characterized in that: described intelligent controller (6) comprises main controller module (6-1) and the touch LCD screen (6-2) that joins with main controller module (6-1), and be the power module (6-3) of main controller module (6-1) and touch LCD screen (6-2) power supply, described temperature sensor (5) and humidity sensor (11) all join with the input end of described main controller module (6-1), the output terminal of described main controller module (6-1) is connected to the cooling fan frequency converter (6-4) that carries out frequency control for the motor to cooling fan (7), be used for the adjustable controlled constant current source (6-6) that heat exchanging fan (8) carries out the heat exchange fan frequency converter (6-5) of frequency control and is used to electric heater (9) power supply, the output terminal of the motor of described cooling fan (7) and described cooling fan frequency converter (6-4) joins, the output terminal of the motor of described heat exchange fan (8) and described heat exchange fan frequency converter (6-5) joins, described electric heater (9) joins with described adjustable controlled constant current source (6-6).
4. according to aircraft gondola pressurized capsule environmental control system claimed in claim 3, it is characterized in that: described main controller module (6-1) is the PLC module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220735240 CN203012558U (en) | 2012-12-27 | 2012-12-27 | Airplane nacelle sealed cabin environment control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220735240 CN203012558U (en) | 2012-12-27 | 2012-12-27 | Airplane nacelle sealed cabin environment control system |
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| Publication Number | Publication Date |
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| CN203012558U true CN203012558U (en) | 2013-06-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN 201220735240 Expired - Lifetime CN203012558U (en) | 2012-12-27 | 2012-12-27 | Airplane nacelle sealed cabin environment control system |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103940574A (en) * | 2013-09-30 | 2014-07-23 | 中国人民解放军国防科学技术大学 | Cooling device in free jet flow test cabin |
| CN104071327A (en) * | 2014-06-05 | 2014-10-01 | 江苏科技大学 | Parallel type temperature control system and control method for stratospheric airship |
| CN107837029A (en) * | 2016-09-20 | 2018-03-27 | 波音公司 | Hand dryer with the air-flow through management |
| CN111017198A (en) * | 2019-12-24 | 2020-04-17 | 中国航空工业集团公司西安飞机设计研究所 | Nacelle for controlling wing mixed laminar flow of high-altitude flight aircraft |
| CN113899576A (en) * | 2021-10-11 | 2022-01-07 | 江南造船(集团)有限责任公司 | Measuring device and measuring method for measuring convective heat transfer coefficient of ship cabin |
-
2012
- 2012-12-27 CN CN 201220735240 patent/CN203012558U/en not_active Expired - Lifetime
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103940574A (en) * | 2013-09-30 | 2014-07-23 | 中国人民解放军国防科学技术大学 | Cooling device in free jet flow test cabin |
| CN103940574B (en) * | 2013-09-30 | 2017-09-05 | 中国人民解放军国防科学技术大学 | A kind of free jet test pod cooling unit |
| CN104071327A (en) * | 2014-06-05 | 2014-10-01 | 江苏科技大学 | Parallel type temperature control system and control method for stratospheric airship |
| CN104071327B (en) * | 2014-06-05 | 2016-03-30 | 江苏科技大学 | The parallel temperature controlling system of stratospheric airship and control method |
| CN107837029A (en) * | 2016-09-20 | 2018-03-27 | 波音公司 | Hand dryer with the air-flow through management |
| US11129505B2 (en) | 2016-09-20 | 2021-09-28 | The Boeing Company | Hand dryer having managed air flow |
| CN107837029B (en) * | 2016-09-20 | 2022-03-08 | 波音公司 | Aircraft and method for drying hands in a lavatory |
| CN111017198A (en) * | 2019-12-24 | 2020-04-17 | 中国航空工业集团公司西安飞机设计研究所 | Nacelle for controlling wing mixed laminar flow of high-altitude flight aircraft |
| CN113899576A (en) * | 2021-10-11 | 2022-01-07 | 江南造船(集团)有限责任公司 | Measuring device and measuring method for measuring convective heat transfer coefficient of ship cabin |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130619 |
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| CX01 | Expiry of patent term |