CN101454204B - Oxygen supply system for generating oxygen from cabin air inan aircraft - Google Patents
Oxygen supply system for generating oxygen from cabin air inan aircraft Download PDFInfo
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- CN101454204B CN101454204B CN200780019496.5A CN200780019496A CN101454204B CN 101454204 B CN101454204 B CN 101454204B CN 200780019496 A CN200780019496 A CN 200780019496A CN 101454204 B CN101454204 B CN 101454204B
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- HNPSIPDUKPIQMN-UHFFFAOYSA-N dioxosilane;oxo(oxoalumanyloxy)alumane Chemical compound O=[Si]=O.O=[Al]O[Al]=O HNPSIPDUKPIQMN-UHFFFAOYSA-N 0.000 description 2
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D11/00—Passenger or crew accommodation; Flight-deck installations not otherwise provided for
- B64D2011/0046—Modular or preassembled units for creating cabin interior structures
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/40—Weight reduction
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- Air-Conditioning For Vehicles (AREA)
- Respiratory Apparatuses And Protective Means (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Separation Of Gases By Adsorption (AREA)
Abstract
This invention relates to an oxygen supply system for generating oxygen from cabin air in an aircraft. The oxygen supply system exhibits a modular cabin unit (1) with an oxygen port (7) and a decentralized oxygen supply unit (2) with an oxygen outlet (13), wherein the decentralized oxygen supply unit (2) is set up in the modular cabin unit (1). The decentralized oxygen supply unit (2) is set up to generate oxygen- enriched air from the cabin air by means of electrical power, wherein the oxygen- enriched air can be provided to the oxygen port (7) of the modular cabin unit (1) via the oxygen outlet (13).
Description
Related application
The application requires to enjoy the preceence of following patent application: the U.S. Provisional Patent Application No.60/810 that on June 2nd, 2006 submits to, 381; The U.S. Provisional Patent Application No.60/822 that on August 21st, 2006 submits to, 959; And the German patent application No.10 2,006 039181.0 of submission on August 21st, 2006, at this, their disclosure is incorporated to herein in the mode of reference.
Technical field
The present invention relates to a kind of for produce oxygen system and the method for oxygen-enriched air from cabin atmosphere at aircraft.
Background technology
In commercial aircraft, if safety requirements specifies to exist pressure drop just should provide the air that is rich in oxygen to passenger in cabin.
Can adopt for example chemical oxidation generation systems or gaseous oxygen systems produces oxygen or oxygen-enriched air.In the time using chemical oxidation generation systems, oxygen generation systems uses for example sodium chlorate candle, and by burning, these sodium chlorate candles make it possible to produce oxygen with chemical method.Once reaction starts, and can not be terminated or interrupt in its most situation, and the combustion period of sodium chlorate candle only limits to about 15 minutes to 22 minutes.In the time using chemical gas reactors, must after use or at the latest, after about 15 years, change the used chemical substances such as such as sodium chlorate candle.In addition, follow the high temperature of about 260 DEG C of also having of chemical reaction, make them be integrated in the cabin elements such as such as passenger seat element abnormally dangerous.
In the time using gaseous oxygen systems, be for example arranged on the oxygen storage tank in aircraft, required oxygen is fed to passenger via the complicated pipeline system that is subject to special measure protection.This causes the performing leak test complexity of the high and pipeline system of erected cost.Because gaseous oxygen contributes to fire spreading and is classified as dangerous material very much, thereby must observe strict oxygen operating instruction, so this test is particularly necessary.Another negative effect is, must often monitor the system element of use, for example, monitor the setting of oxygen reservoir or valve.Must carry extraly always and safeguard this oxygen reservoir.In addition, owing to must regulating oxygen distribution system, so inflexibility pipeline system can make reconfiguring of cabin parts---for example, moved seat element---complicated.Owing to regulating and be connected with the pneumatic of main oxygen distribution system continuously, therefore this causes and is difficult to supply oxygen in the cabin elements such as such as seat element.
Up to now, the oxygen system such as, using in the cabin elements such as seat element is always based on chemical oxygen generation.DE 4227377 discloses a kind of seat design for air passenger traffic seat with chemical oxidation generation systems, is wherein arranged in the seat floor under seat floor mat for generation of the container of oxygen.Described container produces oxygen by chemical reaction, and transports pipe via oxygen oxygen is sent to oxygen mask.DE 19534025 describes the feeding unit in a kind of passenger seat row that are arranged at landscape configuration.
In addition, oxygen supply unit can be used in and makes breathable air be rich in oxygen, and wherein cabin atmosphere is for generation of oxygen-enriched air.For example, can use based on so-called pressure-variable adsorption principle (PSA) and the molecular sieve that operates at this.EP 1 598 103 and AU 4366396 have described a kind of according to the oxygenous portable oxygen concentration systems of pressure-variable adsorption principle.DE 2901938 has described a kind of stream agent separating with molecular sieve, can produce oxygen enriched product from forced air by this stream agent.EP 135 8911 has described a kind of for based on molecular sieve principle oxygenous system on aircraft.
Summary of the invention
Can find out and need the modular cabin unit of supply oxygen neatly.
Can be met the need by following oxygen system and method for producing oxygen-enriched air at aircraft from cabin atmosphere.
In an exemplary embodiment of the present invention embodiment, provide a kind of for produce the Emergency Oxygen Supply system of oxygen-enriched air from cabin atmosphere at aircraft.Emergency Oxygen Supply system comprises the modular cabin unit with oxygen port and the dispersion oxygen supply unit with oxygen outlet, wherein, disperses oxygen supply unit to be arranged in modular cabin unit.Be arranged to utilize electrolytic process or molecular sieve to produce oxygen-enriched air by electric power from cabin atmosphere at this oxygen generating plant, wherein can provide a supply of oxygen to via oxygen outlet the oxygen port place of modular cabin unit.Described modular cabin unit is selected from: sanitary accomodation module, service facility, sleep module and gating element.Described modular cabin unit comprises electric interfaces.Described modular cabin unit is suitable for testing oneself before each flight.Described dispersion oxygen supply unit comprises control unit; Described control unit is arranged to activate and control described dispersion oxygen supply unit.Described control unit is arranged to concentrate reception control signal from actuating device, and described dispersion oxygen supply unit can be activated; Described control unit comprises the first projector and receptor; Described actuating device comprises the second projector and receptor, makes it possible to wirelessly transmission of control signals.Described dispersion oxygen supply unit also comprises sensor element; Described sensor element is arranged to measure the oxygen-enriched air being produced by described oxygen generating plant and the pollution that detects oxygen-enriched air.
It is a kind of for producing oxygen-enriched air so that the method for emergency oxygen supply to be provided at aircraft from cabin atmosphere that another illustrative embodiments of the present invention provides.Disperse oxygen supply unit to be arranged in modular cabin unit.Before each flight, test oneself by described modular cabin unit.Described in the control unit control of described dispersion oxygen supply unit, disperse oxygen supply unit.In described control unit, from intensively wireless receiving control signal of actuating device, described dispersion oxygen supply unit can be activated.Oxygen generating plant utilizes electrolytic process or molecular sieve to produce oxygen-enriched air by electric energy from cabin atmosphere.Oxygen-enriched air is fed to the oxygen port place of modular cabin unit via oxygen outlet.Sensor element by the pollution for detection of oxygen-enriched air is measured the oxygen-enriched air being produced by described oxygen generating plant.Described modular cabin unit is selected from: sanitary accomodation module, service facility, sleep module and gating element.Described modular cabin unit comprises electric interfaces.
Cabin atmosphere one word relates in particular to oxygen generation systems ambient air around, and in case of emergency these air may be subject to the pollution of for example particulate or show as for example low oxygen dividing potential drop lower than 210 millibars.Oxygen-enriched air one word comprises for example breathable air, and wherein the oxygen content of for example oxygen-enriched air can be more than 21%.In addition, the oxygen content of oxygen-enriched air can reach 95% even 100%.For example, if cabin pressure reduces in aircraft, oxygen partial pressure reduces.Although the ratio of oxygen remains unchanged, low oxygen dividing potential drop causes lung can not breathe and process such cabin atmosphere.In order to compensate, increase the oxygen content in breathable air, make lung can suck more oxygen.
Utilize neither produce oxygen by the oxygenous electrical energy devices of oxygen canister by chemical reaction is also non-.Can utilize electrolytic process or produce oxygen by electric energy according to the molecular sieve of pressure swing adsorption method (PSA-pressure changes absorption, and VSA-vacuum changes absorption).In addition, can also utilize electric energy to operate electrochemical membrane.Electrochemical membrane comprises zirconium film, the characteristic of zirconium film be at high temperature allow oxonium ion by and do not allow other molecule or ion to pass through.Wherein, oxonium ion is produced by air and passes electrochemical membrane by electric field at negative electrode place and spreads.Oxonium ion again anode reaction with form oxygen molecule, thereby can produce pure oxygen.
The dispersion oxygen supply unit of the electrically actuatable of oxygen system can be used to provide endless emergency oxygen supply for passenger.Owing to utilizing electric energy to produce oxygen, continue various time spans so oxygen system can be worked, thereby can adjust by corresponding flight path.In addition, described system can repeat.Owing to not using combustible catalysts or limited oxygen canister, so in case of emergency passenger can obtain endless oxygen supply.
In addition, oxygen system has been eliminated the needs to complex pipeline system in aircraft.This has reduced the required space of oxygen system.In addition, other modular cabin unit is not had to dependence, make it possible to independently and apart from each other to all passenger seat element oxygen-enriched air.For example, cabin layout can be changed neatly and without oxygen system is carried out to complicated transformation.Because described modular cabin unit is independent of other modular cabin unit, so without specific oxygen supply scheme, thereby can select any layout of expecting for modular cabin unit.Therefore, the invention enables and can manufacture the almost autonomous modular cabin unit that only needs electric interfaces, for example passenger seat element.This makes it possible to meet modern passenger aircraft at alerting ability, reconfigure and freely select the high request aspect layout fast.Except as Emergency Oxygen Supply system, described system also can be used for the treatment of object in each seat and without any additional expense, making in case of emergency and can provide oxygen-enriched air to passenger for therapeutic purposes.Similarly, can also supply for first aid, therebetween can be to ill passenger's provision of purified oxygen.In addition, can provide good service for passenger, provide oxygen-enriched air to them.And, can separate also independently to each modular cabin unit oxygen supply.
In addition, because disperse oxygen supply unit to use cabin atmosphere, so oxygen system is without any need for the bleed from propulsion system.Produce on the spot and eliminated other hidden danger without the fact of storage oxygen-enriched air.In addition, described system makes it possible to before each flight, each modular cabin unit be tested oneself.Therefore, without complicated monitored control system.Expensive handling labor there is no need equally, those required handling labors such as again fills such as the pressure test based on regulation or the gas tank in the situation that.Owing to disperseing oxygen supply unit to be arranged in modular cabin unit, accessibility is good, thereby contributes to safeguard or change.In addition, older aircraft also can be ressembled dispersion oxygen supply unit.
In another illustrative embodiments, disperse oxygen supply unit to comprise air generator and oxygen generating plant.Oxygen generating plant comprises molecular sieve element, and wherein oxygen generating plant is suitable for utilizing molecular sieve element to produce oxygen or oxygen-enriched air from cabin atmosphere.Air generator can utilize electric energy work, and wherein, air generator is suitable for producing mass flow of cabin air, makes it possible to oxygen generating plant supply cabin atmosphere.Therefore, oxygen generating plant only needs electric energy just can utilize molecular sieve principle to produce oxygen or oxygen-enriched air.In addition, for example, in order to produce oxygen or oxygen-enriched air from cabin atmosphere by pressure-swing absorption process (PSA-pressure changes absorption, and VSA-vacuum changes absorption), can use multiple molecular sieves.Molecular sieve can be the natural or synthetic zeolite that gas, steam and the dissolved substance to having specific molecular size has strong adsorption power.Select appropriate molecular sieve to make it possible to the molecule of separation different size, that is, for example, comprise the oxygen molecule from cabin atmosphere.Pressure-swing absorption process (PSA-pressure changes absorption, and VSA-vacuum changes absorption) is a kind of for optionally decompose the physical process of the gas mixture of for example cabin atmosphere under certain pressure.Adopt special aerated materials (for example, zeolite, active carbon) as molecular sieve so that the kinetic diameter based on molecule adsorbs these molecules.Pressure-swing absorption process has been utilized different these facts of gas degree of absorption from the teeth outwards.Gas mixture is incorporated in adsorption column under the pressure of the accurate restriction of cabin atmosphere, wherein can produces described pressure by air generator.The now undesired component of molecular sieve adsorption, and Oxygen Flow is unimpededly through adsorption column.Once adsorbent is fully loaded, air generator just reduces pressure, cleans adsorption column simultaneously.This makes it possible to obtain quantity-produced air-flow.
In another illustrative embodiments, air generator is arranged on oxygen generating plant upstream along air mass flow, and wherein air generator is arranged to compressor room air and the cabin atmosphere of compression is fed to oxygen generating plant.Air generator compressor room air is also fed to oxygen generating plant by the cabin atmosphere of compression, thereby the cabin atmosphere that promotes compression is through molecular sieve.Cabin atmosphere has certain pressure can improve the separation of oxygen from cabin atmosphere at molecular sieve place.In addition, for example can utilize pressure to change adsorption process (PSA-pressure changes absorption) and realize oxygen separation.
In another illustrative embodiments, air generator is arranged on oxygen generating plant downstream along air mass flow.At this, air generator produces vacuum or negative pressure, wherein can utilize vacuum to produce air mass flow, and then can aspirate cabin atmosphere through molecular sieve.This also makes it possible to produce air mass flow to supply cabin atmosphere to molecular sieve.The hole density of molecular sieve allows to promote cabin atmosphere through molecular sieve, thereby makes the oxygen can be more easily from cabin air separation.This has increased the oxygen concentration in oxygen-enriched air.In addition, can utilize vacuum to change absorption method (VSA-vacuum changes absorption) and realize oxygen separation.And, produce air mass flow by vacuum and saved energy.
In another illustrative embodiments, disperse oxygen supply unit to comprise control unit, wherein control unit is arranged to control dispersion oxygen supply unit.Therefore, because control unit can need to activate oxygen system according to oxygen, thereby can utilize control unit to set neatly the oxygen output producing from cabin atmosphere.Therefore, can activate as required and disperse oxygen supply unit, wherein on purpose activate oxygen system and can save energy.
In another illustrative embodiments of the present invention, control unit is arranged to concentrate from actuating device reception control signal, disperses oxygen supply unit thereby can activate.Individually or automatically input control signal of the control desk of centralized arrangement that for example, can be by actuating device.For example, aviator can control oxygen system via center bus attendant panel (FAP).Therefore, can concentrate and activate the control unit of oxygen system, and can concentrate to all modular cabin unit oxygen-enriched air of for example seat element in aircraft.
In another illustrative embodiments of the present invention, control unit comprises the first projector and receptor, and actuating device comprises the second projector and receptor, makes it possible to wirelessly transmission of control signals.Therefore, can utilize wireless communication technology transmission of control signals.The needs that this has eliminated the wiring for exchange message, make it possible to move everywhere for example passenger seat modular cabin unit and without long-time transformation.Except control signal, can also transmit and disperse the status information of oxygen supply unit, the information of the functional capacity of for example airborne oxygen content information or relevant dispersion oxygen supply unit.Therefore, for example, can concentrate and obtain all necessary status informations and needn't check each oxygen supply unit.
In another illustrative embodiments of the present invention, disperse oxygen supply unit also to comprise sensor element.Sensor element is arranged to measure the oxygen-enriched air that oxygen generating plant produces.By measuring oxygen-enriched air with sensor element, for example, can measure oxygen content or the purity of oxygen-enriched air.If oxygen generating plant fault causes producing the oxygen-enriched air polluting, sensor can be detected immediately so.Can prevent like this oxygen-enriched air of pollution to be supplied to user.In addition, measurement quality of oxygen-enriched air also makes it possible to judge the functional capacity of oxygen generating plant.Control unit can disperse oxygen supply unit controls based on the oxygen-enriched air control of measuring, and automatically closes oxygen generating plant if oxygen quality is changed.Therefore, can monitor for a long time oxygen status, and then can guarantee high-quality.
In another illustrative embodiments, modular cabin unit comprises mask element.The oxygen-enriched air that oxygen generating plant can be produced is fed to mask element, makes it possible to provide oxygen-enriched air.The oxygen-enriched air that can be produced by oxygen generating plant to modular cabin unit supply.Mask element is arranged in the scope of user's within the reach as user provides oxygen-enriched air.The scope of within the reach means that mask element arranges near user herein, makes it possible to rapidly to user's oxygen-enriched air.Therefore, user in case of emergency fast fetching obtains mask element, and can obtain very soon oxygen-enriched air by mask element.
In another illustrative embodiments, mask element comprises blending box.Oxygen-enriched air from oxygen generating plant to blending box that can supply cabin atmosphere and be produced by, thus can set the oxygen concentration of oxygen-enriched air.This makes it possible to pre-determine the oxygen content in oxygen-enriched air, so that user obtains enough oxygen always.If the oxygen content in the oxygen-enriched air that oxygen generating plant produces is too high, can increase cabin atmosphere so that oxygen content restores to blending box so.
In another illustrative embodiments, disperse oxygen supply unit also to comprise power connection, wherein power connection is arranged to disperseing oxygen supply unit that electric power is provided.Therefore, disperse oxygen supply unit to be connected to neatly any electric interfaces in aircraft by power connection, make only to need electric interfaces in the time changing the installation site of oxygen system.Can avoid so complicated retrofit work.Thereby modular cabin unit is autonomous with respect to oxygen supply line, thus more flexible.And, can utilize energy storage equipments such as battery as disperseing the power supply of oxygen supply unit.Therefore, do not need external power supply joint, alerting ability further improves.
In another illustrative embodiments, disperse oxygen supply unit also to comprise start system, make it possible to Quick for oxygen-enriched air.Suppose that pressure declines suddenly, oxygen-enriched air must be provided rapidly.Start system can reach the required time durations of operating point at oxygen generating plant and play a transition role.This start system comprise can fast actuating oxygen generating plant.For example, start system can be selected from: electrical oxygen generation systems, pneumatically-operated oxygen generation systems, chemical oxidation generation systems and storage element.Like this, start system can be combined with oxygen generating plant.For example, start system can be to utilize chemical oxidation generating means sodium chlorate candle, that only activate momently specific time period.In addition oxygen or the oxygen-enriched air that, storage element can store oxygen generating means produces is also fed to oxygen outlet.This makes it possible to production store oxygen or oxygen-enriched air and in needs, is fed to oxygen outlet or mask element.Thereby oxygen-enriched air can be in case of emergency provided, thereby the starting period of transition oxygen generation systems.
In another illustrative embodiments of the present invention, disperse oxygen supply unit to be integrated in modular cabin unit integratedly or as single-piece.Owing to not needing a large amount of and intensive Connection Element in space, therefore can reduce like this oxygen supply cellular installation required space in modular cabin unit.
In another illustrative embodiments, disperse oxygen supply unit in modular cabin unit, to be arranged to change.Therefore,, while maintenance in the situation that of oxygen supply cell failure or to oxygen supply unit, can pull down rapidly oxygen generating plant and also replace with another oxygen generating plant.Due to without repair or safeguard the oxygen supply unit changed in modular cabin unit, but can immediately replace by the modular cabin unit of normal work at that time, therefore this reduced maintenance and safeguard during the required time.Disperse, oxygen supply unit, can also change the modular cabin unit in aircraft except changing.
In another illustrative embodiments of the present invention, oxygen system comprises another modular cabin unit.Disperse oxygen supply unit to be arranged to concentrate to described modular cabin unit and other modular cabin unit oxygen-enriched air.If this makes for example described modular cabin unit and other modular cabin unit comprise passenger seat element, so can be by disperseing oxygen supply unit to whole row's seat oxygen-enriched air.For example, in three seat structures, in three passenger seat elements one can comprise this dispersion oxygen supply unit and to another two passenger seat element oxygen-enriched air.Now other passenger seat element comprises the mask modules with mask element, and mask modules receives oxygen-enriched air via oxygen port from dispersion oxygen supply unit.This has reduced the needs to disperseing oxygen supply unit, thereby has saved weight and cost.
In another illustrative embodiments of the present invention, modular cabin unit is selected from: passenger seat, sanitary accomodation module (sanitary accomodation), service facility (kitchen), sleep module (bedroom), social facility, coverage and gating element.Therefore, each modular cabin unit can comprise disperses oxygen supply unit, and its need are used for the power connection of work.Do not need complicated pipeline system or chemical oxidation generation systems at this.Therefore, modular cabin elements can be arranged on various positions neatly, and needn't carry out complicated retrofit work.Only must provide in installation site power supply to disperse oxygen supply unit to activate.
Described device structure is also effective for method and improvement means and purposes, and vice versa.
Brief description of the drawings
In order to further illustrate the present invention and to understand better the present invention, below with reference to accompanying drawing, illustrative embodiments is described in more detail.In the accompanying drawings:
Fig. 1 is the schematic diagram of the modular cabin unit with oxygen supply unit according to an illustrative embodiment of the invention.
Fig. 2 is the schematic diagram with the illustrative embodiments of the oxygen system of upstream air producer;
Fig. 3 is the schematic diagram with the illustrative embodiments of the oxygen system of air downstream producer;
Fig. 4 to Fig. 6 is the schematic diagram with the illustrative embodiments of the oxygen system of different mask element configurations;
Fig. 7 is the schematic diagram that multiple mask element of the present invention is connected to the illustrative embodiments of oxygen supply unit; And
Fig. 8 is according to the schematic diagram of the modular cabin unit of exemplary embodiment of the invention, and wherein mask element and dispersion oxygen supply cellular installation are in different positions.
Detailed description of the invention
Indicate the same or analogous parts in different figure with same Reference numeral.Describing in figure is schematic but not pro rata.
Fig. 1 is illustrated in aircraft for produce the illustrative embodiments of the oxygen system of oxygen-enriched air from cabin atmosphere.Oxygen system comprises the modular cabin unit 1 with oxygen port 7 and the dispersion oxygen supply unit 2 with oxygen outlet 13.Disperse oxygen supply unit 2 to be arranged in modular cabin unit 1.Disperse oxygen supply unit 2 to be further arranged to utilize electric power to produce oxygen-enriched air from cabin atmosphere, wherein can oxygen-enriched air be fed to through oxygen outlet 13 to the oxygen port 7 of modular cabin unit 1.
In addition, Fig. 1 also illustrates the modular cabin unit 1 that comprises passenger seat element 1.Now disperse oxygen supply unit 2 can be arranged in the headrest of for example passenger seat element 1.Therefore, disperse oxygen supply unit 2 to be close to user.In addition, headrest can be integrated with breathes ready mask elements 5, make user very cache obtain these mask element 5, and then obtain oxygen-enriched air.Disperse oxygen supply unit 2 can also be arranged in backrest, handrail or seat cushion.
Fig. 2 is illustrated in aircraft for from the oxygenous oxygen system of cabin atmosphere.Comprise modular cabin unit 1 at this oxygen system, disperse oxygen system 2 to be arranged in modular cabin unit 1.Decentralized oxygen supply system 2 comprises air generator 3 and oxygen generating plant 4.Wherein oxygen generating plant 4 can comprise molecular sieve element, can produce oxygen-enriched air from cabin atmosphere by molecular sieve element.Alternately, oxygen generating plant 4 can also comprise electrolyzer or the electrochemical membrane for generation of oxygen.Air mass flow from cabin atmosphere to oxygen generating plant 4 that can supply by air generator 3, can utilize electric power that air generator 3 is worked.At this, before Fig. 2 illustrates that air generator 3 is arranged on oxygen generating plant 4 along the direction of air mass flow, to supply compressor room air to oxygen generating plant 4.Can the oxygen-enriched air of generation be supplied at oxygen outlet 13 places to oxygen port 7 or the user of modular cabin unit 1.
Fig. 2 also illustrates and can be arranged on the control unit 6 disperseing in oxygen supply unit 2.This control unit 6 can be controlled to oxygen generating plant 4 and air generator 3 can supply all the time required amount of oxygen, and can be to modular cabin unit 1 oxygen-enriched air of for example passenger seat element 1.
Also can pass through actuating device 10 actuation control unit 6, thereby can disperse oxygen supply unit 2 from a position centralized control.Can provide control signal data transmission by the first projector and receptor 11 and the second projector and receptor 12, thereby eliminate complicated electric wire and the needs of cable.
Fig. 2 also illustrates start system 14.The unloading phase of required before oxygen generation systems 4 can produce sufficient amount of oxygen or oxygen-enriched air, can utilize start system 14 to carry out transition.Therefore, in case of emergency Quick supplies oxygen-enriched air.Start system 14 can comprise the storage element that is for example filled with oxygen or oxygen-enriched air, when needed the quick releasing oxygen-enriched air of this storage element.In the time that oxygen generating plant 4 is worked, storage element 14 can fill oxygen or oxygen-enriched air again.In addition, can use by fast chemical reaction and provide the chemical oxidation generating means of oxygen or oxygen-enriched air as start system 14.The rapid activation of chemical oxidation generating means is enough to make oxygen generating plant 4 to get to operational ready state, thereby can avoid high temperature.
Fig. 3 illustrates a kind of illustrative embodiments, wherein sees along air mass flow " m ", and air generator 3 is arranged on the downstream of oxygen generating plant 4.At this, air generator produces vacuum and passes oxygen generating plant 4 with suction cabin atmosphere.Therefore, the illustrative embodiments of this shown in Fig. 3 is suitable for producing oxygen or oxygen-enriched air from cabin atmosphere by vacuum pressure swing adsorption process.
Fig. 4 to Fig. 6 illustrates can be to the dispersion oxygen supply unit 2 of one or more mask element 5 oxygen-enriched air.
Fig. 4 illustrates the dispersion oxygen supply unit 2 being arranged in modular cabin unit 1.Can oxygen-enriched air be fed to through oxygen outlet 13 to the oxygen port 7 of next-door neighbour user's mask element 5.Comprise blending box in this mask element 5, in blending box, the oxygen of generation or oxygen-enriched air mix with cabin atmosphere, produce the oxygen concentration of expecting in respirable air.Can be by this respirable air supply to user.In addition, Fig. 5 and Fig. 6 illustrate and can disperse to arrange multiple face mask reservoir 5 on oxygen supply unit 2.The oxygen generating plant 4 with oxygen outlet 13 can be to the oxygen port of multiple mask element 57 oxygen-enriched air.Therefore, multiple mask element can be connected to oxygen generating plant 4.Fig. 4 to Fig. 6 also illustrates storage element 14 that can Quick oxygen.
Fig. 7 illustrates other exemplary arrangement of disperseing oxygen supply unit 2 and having the mask modules 8 of mask element 5.At this, mask modules 8 can not be set directly in the environment that disperses oxygen supply unit 2, must connect by the oxygen port 7 of each position in the modular cabin unit 1 of for example passenger seat element 1 but be mounted to.Therefore, disperse oxygen supply unit 2 for example can be arranged under modular cabin unit 1 or adjacent modular cabin unit 1, and be not subject to the constraint of the actual installation position of mask modules 8.On the other hand, mask modules 8 can be arranged in various installation sites neatly, disperses oxygen supply unit 2 and need not transform.The modular design of mask modules 8 allows them be arranged in neatly on the oxygen outlet 13 that disperses oxygen supply unit 2 together with oxygen port 7 and can transform fast.
Fig. 8 is illustrated in another exemplary arrangement of the oxygen system 2 in the modular cabin unit 1 of for example passenger seat element 1.In this case, disperse oxygen supply unit 2 and the mask modules 8 with mask element 5 can be arranged on the various installation sites in modular cabin unit 1.For example as shown in Figure 8, disperse oxygen supply unit 2 can be arranged under modular cabin unit 1, for example, be arranged in passenger seat element 1, and the mask modules 8 with mask element 5 is arranged in headrest, thus next-door neighbour user.In addition, mask modules 8 can be integrated in another modular cabin unit 9, for example, can be integrated in another passenger seat element 9, and mask modules 8 can be obtained oxygen-enriched air from the dispersion oxygen supply unit 2 of modular cabin unit 1.Therefore, now disperse oxygen supply unit 2 to be integrated in the modular cabin unit 1 of for example passenger seat element 1 at various installed positions, this is particularly suitable for due to the former of space thereby is for example integrated under passenger seat element 1, and mask modules 8 can be integrated in the position of breathing near user simultaneously.Therefore, user can fast fetching under mask modules 8 mask element 5 and obtain immediately oxygen-enriched air.
It should be noted that in addition " comprising " do not get rid of other any element or step, and " one " or " one " does not get rid of yet multiple.And it should be noted that feature or the step described with reference to one of above illustrative embodiments also can combine with the further feature of above-mentioned other illustrative embodiments or step.Reference numeral in claim can not be understood as restrictive.
Reference numerals list:
1 modular cabin unit, passenger seat element
2 disperse oxygen supply unit
3 air generators
4 oxygen generating plants
5 mask element
6 control units
7 oxygen port
8 mask modules
9 other passenger seat elements
10 actuating devices
11 first projector and receptors
12 second projector and receptors
13 oxygen outlets
14 start systems
M air mass flow
Claims (12)
1. for produce an Emergency Oxygen Supply system for oxygen-enriched air from cabin atmosphere at aircraft, wherein said Emergency Oxygen Supply system comprises:
There is the modular cabin unit (1) of oxygen port (7); And
There is the dispersion oxygen supply unit (2) of oxygen outlet (13),
Wherein said dispersion oxygen supply unit (2) is arranged in described modular cabin unit (1);
Described dispersion oxygen supply unit (2) is arranged to utilize electrolytic process or molecular sieve to produce oxygen-enriched air by electric power from cabin atmosphere;
The oxygen port (7) that oxygen-enriched air can be fed to described modular cabin unit (1) via described oxygen outlet (13) is located;
Described modular cabin unit (1) is selected from: sanitary accomodation module, service facility, sleep module and gating element, and
Described modular cabin unit (1) comprises electric interfaces;
Wherein said modular cabin unit (1) is suitable for testing oneself before each flight;
Wherein said dispersion oxygen supply unit (2) comprises control unit (6) and oxygen generating plant (4);
Described control unit (6) is arranged to activate and control described dispersion oxygen supply unit (2);
Described control unit (6) is arranged to concentrate reception control signal from actuating device (10), and described dispersion oxygen supply unit (2) can be activated;
Wherein said control unit (6) comprises the first projector and receptor (11);
Described actuating device (10) comprises the second projector and receptor (12), makes it possible to wirelessly transmission of control signals;
Wherein said dispersion oxygen supply unit (2) also comprises sensor element;
Described sensor element is arranged to measure the oxygen-enriched air being produced by described oxygen generating plant (4) and the pollution that detects oxygen-enriched air;
Wherein, described dispersion oxygen supply unit (2) also comprises chemical oxidation generation start system (14), make described oxygen generating plant (4) finish must through unloading phase before can utilize described start system (14) Quick for oxygen-enriched air.
2. Emergency Oxygen Supply system as claimed in claim 1, wherein
Described dispersion oxygen supply unit (2) also comprises air generator (3);
Described air generator (3) can utilize work about electric power;
Described air generator (3) is arranged to produce mass flow of cabin air (m), makes it possible to described oxygen generating plant (4) supply cabin atmosphere;
Described oxygen generating plant (4) comprises molecular sieve element; And
Described oxygen generating plant (4) is arranged to produce oxygen-enriched air by described molecular sieve element from mass flow of cabin air (m).
3. Emergency Oxygen Supply system as claimed in claim 2, wherein
Described air generator (3) is arranged on the upstream of described oxygen generating plant (4) along air mass flow (m);
Described air generator (3) is arranged to compressor room air and the cabin atmosphere of compression is fed to described oxygen generating plant (4).
4. Emergency Oxygen Supply system as claimed in claim 2, wherein
Described air generator (3) is arranged on described oxygen generating plant (4) downstream along air mass flow (m);
Described air generator (3) is arranged to produce vacuum, and
Cabin atmosphere utilizes vacuum draw to pass described molecular sieve.
5. the Emergency Oxygen Supply system as described in any one in claim 1 to 4, wherein
Described modular cabin unit (1) comprises mask element (5);
The oxygen-enriched air that described oxygen generating plant (4) produces can be fed to described modular cabin unit (1);
Described mask element (5) is arranged in the scope of user's within the reach and provides oxygen-enriched air to user.
6. Emergency Oxygen Supply system as claimed in claim 5, wherein
Described mask element (5) comprises blending box;
Cabin atmosphere and the oxygen-enriched air being produced by described oxygen generating plant (4) can be fed to described blending box, make it possible to regulate the oxygen concentration of oxygen-enriched air.
7. the Emergency Oxygen Supply system as described in any one in claim 1 to 4, wherein
Described dispersion oxygen supply unit (2) also comprises power connection;
Described power connection is arranged to provide electric power to described dispersion oxygen supply unit (2).
8. the Emergency Oxygen Supply system as described in any one in claim 1 to 4, wherein
Described dispersion oxygen supply unit (2) over all Integration is in described modular cabin unit (1).
9. the Emergency Oxygen Supply system as described in any one in claim 1 to 4, wherein
Described dispersion oxygen supply unit (2) is integrated in described modular cabin unit (1) in the mode that can change.
10. the Emergency Oxygen Supply system as described in any one in claim 1 to 4, wherein
Described modular cabin unit (1) is integrated in aircraft in the mode that can change.
11. Emergency Oxygen Supply systems as described in any one in claim 1 to 4, also comprise:
Another modular cabin unit (9);
Wherein, described dispersion apparatus of oxygen supply (2) is arranged to concentrate to described modular cabin unit (1) and another modular cabin unit (9) oxygen-enriched air.
12. 1 kinds for producing oxygen-enriched air so that the method for emergency oxygen supply to be provided at aircraft from cabin atmosphere, and wherein said method comprises:
In modular cabin unit (1), arrange and disperse oxygen supply unit (2);
Before each flight, test oneself by described modular cabin unit;
Control unit (6) by described dispersion oxygen supply unit (2) is controlled described dispersion oxygen supply unit (2);
In described control unit (6), from intensively wireless receiving control signal of actuating device (10), described dispersion oxygen supply unit (2) can be activated;
Utilize electrolytic process or molecular sieve to pass through oxygen generating plant (2) by electric power and produce oxygen-enriched air from cabin atmosphere;
Oxygen-enriched air is fed to the oxygen port (7) of described modular cabin unit (1) via oxygen outlet (13);
Sensor element by the pollution for detection of oxygen-enriched air is measured the oxygen-enriched air being produced by described oxygen generating plant (4);
Described oxygen generating plant (4) finish must through unloading phase before, utilize chemical oxidation generation start system (14) Quick for oxygen-enriched air;
Wherein said modular cabin unit (1) is selected from: sanitary accomodation module, service facility, sleep module and gating element, and
Described modular cabin unit (1) comprises electric interfaces.
Applications Claiming Priority (7)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US81038106P | 2006-06-02 | 2006-06-02 | |
| US60/810,381 | 2006-06-02 | ||
| US82295906P | 2006-08-21 | 2006-08-21 | |
| DE102006039181.0 | 2006-08-21 | ||
| DE102006039181A DE102006039181A1 (en) | 2006-06-02 | 2006-08-21 | Oxygen supply system for producing oxygenated air from cabin air in aircraft, has decentralized oxygen supply unit arranged for producing oxygenated air from cabin air using electrical energy |
| US60/822,959 | 2006-08-21 | ||
| PCT/EP2007/004889 WO2007140948A1 (en) | 2006-06-02 | 2007-06-01 | Oxygen supply system for generating oxygen from cabin air in an aircraft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101454204A CN101454204A (en) | 2009-06-10 |
| CN101454204B true CN101454204B (en) | 2014-06-11 |
Family
ID=40735865
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200780019496.5A Expired - Fee Related CN101454204B (en) | 2006-06-02 | 2007-06-01 | Oxygen supply system for generating oxygen from cabin air inan aircraft |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN101454204B (en) |
| RU (1) | RU2443605C2 (en) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2983832B1 (en) * | 2011-12-07 | 2014-11-28 | Airbus Operations Sas | HEADREST FOR AIRCRAFT DRIVER SEAT AND SEAT COMPRISING SUCH A HEADREST |
| US8741221B2 (en) * | 2012-04-03 | 2014-06-03 | B/E Aerospace, Inc. | Chemical oxygen generator with chemical cores arranged in parallel |
| US9550575B2 (en) * | 2012-05-25 | 2017-01-24 | B/E Aerospace, Inc. | On-board generation of oxygen for aircraft pilots |
| US20140000589A1 (en) | 2012-06-28 | 2014-01-02 | Marco Hollm | Emergency oxygen device with improved activation lanyard arrangement |
| EP2740666B1 (en) * | 2012-12-07 | 2017-03-22 | Airbus Operations GmbH | System and method for processing recirculation air |
| FR3073057B1 (en) * | 2017-10-30 | 2021-10-08 | Air Liquide | REGULATORY DEVICE, APPARATUS AND METHOD FOR GENERATING BREATHABLE GAS |
| DE102017125460B4 (en) * | 2017-10-30 | 2022-11-24 | Airbus Operations Gmbh | Device for providing oxygen masks as needed |
| CN109065142A (en) * | 2018-08-31 | 2018-12-21 | 安徽天鹅科技实业（集团）有限公司 | A kind of oxygen enricher and its application method of Intelligent sleep-assisting |
| CN111053980A (en) * | 2019-12-31 | 2020-04-24 | 宁波保众应急科技有限公司 | Oxygen balancing device |
| RU2729319C1 (en) * | 2020-03-02 | 2020-08-06 | Николай Александрович Марков | Aircraft passenger seat with informer on potential danger of high-altitude flight emergency situation |
| RU197267U1 (en) * | 2020-03-02 | 2020-04-16 | Николай Александрович Марков | AIRCRAFT PASSENGER CHAIR INDICATING RESERVE TIMES FOR THE CONSERVATION OF HUMAN CONSCIOUSNESS IN AN EXTRAORDINARY SITUATION OF ALTITUDE FLIGHT |
| CN111388891A (en) * | 2020-03-19 | 2020-07-10 | 中国商用飞机有限责任公司 | Emergency oxygen device arranged in separate cabin |
| CN117284060B (en) * | 2023-11-24 | 2024-03-26 | 深圳三爱健康科技有限公司 | Method and system for regulating and controlling state of oxygen-enriched air in vehicle space, oxygen-enriched cabin and motor home |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN101454204A (en) | 2009-06-10 |
| RU2443605C2 (en) | 2012-02-27 |
| RU2008152206A (en) | 2010-07-20 |
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