CN214396751U - Oxygen generation system for plateau railway passenger car - Google Patents
Oxygen generation system for plateau railway passenger car Download PDFInfo
- Publication number
- CN214396751U CN214396751U CN202120362302.9U CN202120362302U CN214396751U CN 214396751 U CN214396751 U CN 214396751U CN 202120362302 U CN202120362302 U CN 202120362302U CN 214396751 U CN214396751 U CN 214396751U
- Authority
- CN
- China
- Prior art keywords
- oxygen
- air
- oxygen generation
- carriage
- generation control
- 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
Classifications
-
- 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
- Y02T30/00—Transportation of goods or passengers via railways, e.g. energy recovery or reducing air resistance
Landscapes
- Air-Conditioning For Vehicles (AREA)
Abstract
The utility model provides a plateau passenger train is with system oxygen system, including system oxygen control main device, system oxygen control system, oxygenerator, air purification device, oxygen concentration sensor and air conditioning unit. The utility model provides a plateau railway carriage is with system oxygen system has effectively reduced the carbon dioxide concentration in the car through setting up air component purifier, improves the interior air quality of car to reduce the demand of air conditioner new trend, and then reduce the demand to the oxygen production, realize the purpose that reduces system oxygen energy consumption; the fresh air quantity of the air conditioner is reduced by controlling the opening of the fresh air valve, the demand of oxygen-enriched air is reduced, and the energy consumption of an oxygen generation system is reduced by over 50 percent; the refrigerating capacity/heating capacity of the air conditioning unit is also reduced, and the comprehensive energy-saving effect is quite remarkable.
Description
Technical Field
The utility model belongs to the technical field of the railway carriage technique and specifically relates to a plateau railway carriage is with system oxygen system.
Background
The subway in western China is harsh in environment, high in altitude and low in oxygen concentration, people in inland plain areas cannot adapt to local low-oxygen environment in the past and then generate altitude reaction, in the past, few railways exist, and people usually arrive at the plateau areas through automobiles and airplanes, carry oxygen bottles and oxygen bags on the automobiles and absorb oxygen at any time so as to ensure body safety. With the western development plan of the country, railways are laid in western plateau areas such as Qingdao, Tibet and the like, so that the communication between common railway passengers and freight trains, high-speed railway lines and inland plain areas is realized, and the transportation of passengers and materials is realized. The passenger train and the high-speed rail are comfortable and safe to take, the price is low, the western scenery can be watched through the windows along the way, the altitude slowly rises in the advancing process of the train, and a process relatively adaptive to a low-oxygen environment can be provided for passengers. In order to ensure the oxygen demand of the driver and the passengers in the interior of the train carriage or the cab of the freight train, an oxygen generation system is required to be arranged in the passenger train, the high-speed rail and high-grade railway passenger train carriage and the cab so as to improve the oxygen concentration in the train and ensure the riding comfort of the passengers in the plateau state. According to the standard requirement of GB/T33193.1 part 1 of air conditioner of railway vehicle comfort parameter, the volume concentration of carbon dioxide in the railway vehicle in plateau must not exceed 0.25%. In order to ensure that the carbon dioxide concentration and the like in the vehicle do not exceed the standard required value, the vehicle needs to continuously suck a certain amount of fresh air outside the vehicle and simultaneously exhaust the dirty air or the air with higher carbon dioxide concentration in the carriage, the more the exhausted air is, the lower the oxygen content of the sucked external fresh air is, and a part of the oxygen supplemented by the oxygen generation system in the vehicle is exhausted, so that the oxygen waste is caused.
The conventional plateau oxygen-generating passenger car generally has the problem.
SUMMERY OF THE UTILITY MODEL
The utility model discloses main aim at solves above-mentioned problem and not enough, provides a plateau passenger train system oxygen system.
In order to achieve the purpose, the utility model provides a pair of plateau passenger train system oxygen system, its technical scheme is:
the utility model provides a plateau passenger train is with system oxygen system, includes system oxygen control main device, system oxygen control system, oxygenerator, air purification device, oxygen concentration sensor and air conditioning unit, wherein:
the oxygen generator generates oxygen-enriched air under the control of the oxygen generation control system and releases the oxygen-enriched air into the carriage;
the air purification device adsorbs gases such as carbon dioxide, TVOC and the like in the air in the carriage under the control of the oxygen generation control system, so that the concentration of the carbon dioxide in the carriage is reduced;
the oxygen concentration sensor is used for detecting the oxygen concentration of air in the car, is connected with the oxygen generation control system and/or the oxygen generation control main device, and transmits the measured value of the oxygen concentration to the oxygen generation control system and/or the oxygen generation control main device in real time;
the oxygen generation control system is arranged in each carriage and controls the working states of the air purification device and the oxygen generator and the opening degree of a fresh air valve of the air conditioning unit according to the received measured values of the oxygen concentration and the carbon dioxide concentration;
and the oxygen generation control main device is connected with and communicated with each oxygen generation control system, and is used for controlling and monitoring the state of the oxygen generation control systems of all the carriages.
The oxygen generator is communicated with one or more oxygen generators through compressed air pipelines penetrating the whole passenger train, and compressed air is provided for the oxygen generators.
Furthermore, the air compressor machine is equipped with the intelligent cooling system that can export after the air cooling after compressing to the settlement temperature.
Further, the oxygen generator is a membrane separation oxygen generator.
Furthermore, the oxygen generator is provided with a pressure sensor/meter before the membrane and an electric valve after the membrane, and the oxygen generation control main device automatically controls the opening of the electric valve after the membrane according to the oxygen concentration in the carriage; and the oxygen generation control system receives real-time data of the pressure sensor/meter before the membrane is generated and controls the running frequency of an air compressor which provides compressed air for the oxygen generator.
Furthermore, the oxygen generator comprises an oxygen-enriched pipeline for discharging oxygen-enriched air into the carriage after the membrane and a waste discharge pipeline for discharging tail gas before the membrane.
Further, the air purification device comprises a purification device main body, an air inlet passage, a return air passage and an exhaust air passage, air in the carriage enters the purification device main body through the return air passage, the purified air with the carbon dioxide concentration reduced returns to the carriage through the return air passage, the purification device main body can restore the purification capacity through high temperature or reverse discharge, and waste gas generated in the process of restoring the purification capacity is discharged out of the vehicle through the exhaust air passage.
Further, the oxygen generation control device is connected with the atmospheric pressure sensor, sets a target oxygen concentration value in the carriage according to a built-in program and a real-time value of the atmospheric pressure sensor, and controls the working states of the oxygen generator and the air purification device.
Further, the air purification device continuously operates after the oxygen generation system is started.
Furthermore, a plurality of continuous intervals of the difference value between the oxygen concentration value in the vehicle and the set value and the oxygen concentration set value in the carriage corresponding to different altitude intervals are prestored in the oxygen generation control system, and the oxygen generation control system controls the opening angle of the flow valve according to the interval of the difference value between the measured value of the oxygen concentration in the vehicle and the set value, so as to adjust the oxygen concentration in the vehicle.
To sum up, the utility model provides a pair of plateau is system oxygen system for railway carriage compares with prior art, has following advantage:
1. the carbon dioxide concentration in the vehicle is effectively reduced by arranging the air purification device, and the air quality in the vehicle is effectively improved, so that the demand of fresh air of an air conditioner is reduced, the demand on oxygen production is reduced, and the purpose of reducing the energy consumption of an oxygen production system is realized;
2. by the air purification device, the concentration of oxygen in the carriage is improved, and harmful gases such as formaldehyde, TVOC and the like are reduced;
3. the total power consumption of an oxygen generation system of each train (15 passenger trains) of the existing Tibet passenger train is about 600kW or more, the average power of each train is about 40kW, and the air purification device is added to absorb carbon dioxide in the train, control the opening of a fresh air valve, reduce the fresh air quantity of an air conditioner, reduce the demand of oxygen-enriched air and reduce the energy consumption of the oxygen generation system by 50 percent or more;
4. the refrigerating capacity/heating capacity of the air conditioning unit is also reduced by reducing the fresh air volume, and the comprehensive energy-saving effect is quite obvious.
5. The device has the characteristics of reliability, energy conservation, convenience in installation and the like;
6. according to calculation, the fresh air of the air conditioner can be reduced by 4m by additionally arranging a gas purification device in the oxygen generation system3The ratio of the reaction time to the reaction time is less than h.
Description of the drawings:
FIG. 1: the utility model provides a structural schematic diagram of an oxygen generation system for a plateau railway passenger car;
FIG. 2: the utility model provides a control flow diagram of an oxygen generation system for a plateau railway passenger car;
the system comprises an oxygen generator 1, an air compressor 2, a carbon dioxide gas sensor 3, an oxygen concentration sensor 4, a fresh air valve 5 of an air conditioning unit, an oxygen generation control system 6, an air purification device 7, a pressure sensor 8, a flow valve 9, a compressed air pipeline 10, a carriage 11, an oxygen enrichment pipeline 12 and an atmospheric pressure sensor 13.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
The utility model provides a plateau passenger train is with system oxygen system, including system oxygen control main device, system oxygen control system 6, oxygenerator 1, air purification device 7, oxygen concentration sensor 4 and air conditioning unit, wherein:
the oxygen generator 1 generates oxygen-enriched air under the control of the oxygen generation control system 6 and releases the oxygen-enriched air into the carriage;
an air purification device 7 for adsorbing gas such as carbon dioxide and TVOC in the air in the vehicle cabin under the control of the oxygen generation control system 6 to reduce the concentration of carbon dioxide in the vehicle cabin;
the oxygen concentration sensor 4 is used for detecting the oxygen concentration of air in the car, is connected with the oxygen generation control system 6 and/or the oxygen generation control main device, and transmits the measured value of the oxygen concentration to the oxygen generation control system and/or the oxygen generation control main device in real time;
the oxygen generation control system is arranged in each carriage and controls the working states of the air purification device 7 and the oxygen generator 1 and the opening degree of a fresh air valve of the air conditioning unit according to the received measured values of the oxygen concentration and the carbon dioxide concentration;
and the oxygen generation control main device is connected with and communicated with each oxygen generation control system 6, and controls and monitors the state of the oxygen generation control system 6 of each carriage.
Referring to fig. 1 and 2, the specific configuration and control mode of the oxygen generation system for the highland railway carriage provided by the present invention are described, the oxygen generation system includes an oxygen generation control system 6, an oxygen generator 1, an air purification device 7, an oxygen concentration sensor 4 and an air conditioning unit, each carriage is provided with the oxygen generation control system 6, the oxygen generation control systems can be respectively arranged in the carriages to control the working states and working modes of the relevant components such as the oxygen generator 1 and the air purification device 7 in the carriage; or a plurality of control subsystems in the whole vehicle control system, which are respectively electrically connected or in signal connection with relevant parts in each carriage, control the working state and the working mode of the control subsystems. The whole train is also provided with an oxygen generation control main device which is electrically connected or in signal connection with each oxygen generation control system 6 and is communicated with the oxygen generation control system 6 to control and monitor the state of the oxygen generation control system 6 of each carriage. Similarly, the oxygen generation control main device can be a control module of the whole vehicle control system or a separately arranged controller.
The specific structure of the oxygen generation system is introduced by taking a rail vehicle passenger train as an example, and the driver cab of the freight train can be applied after the adaptability improvement of the passenger train is referred. Fresh air absorbed from the outside of the train is compressed into high-pressure gas under the rated pressure condition by the air compressor 2, the compressed high-pressure air is provided for each oxygen generator 1 through a compressed air pipeline 10 which runs through the whole train, the oxygen-enriched air is supplied to the oxygen generators 1, the air compressor 2 is provided with an intelligent cooling system which can cool the compressed air to a set temperature and then output the air, the refrigerating capacity of an air conditioning unit can be effectively reduced, meanwhile, the frequency converter is integrated in the oxygen generation control system 6, the rotating speed of the air compressor 2 is controlled through the frequency converter, the energy consumption of the air compressor 2 is reduced, or a permanent magnet frequency conversion air compressor is adopted, the efficiency is higher than that of a traditional air compressor, and therefore the power of the oxygen generation system can be further reduced.
A train of passenger cars comprises a plurality of carriages, the train can be provided with one or a plurality of oxygenerators 1, oxygen-enriched air generated by each oxygenerator 1 is released into one or a plurality of carriages 11 through an oxygen-enriched pipeline 12, or when the train shares one oxygenerator 1, the oxygenerator 1 is communicated with an oxygen-enriched storage tank, the generated oxygen-enriched air is stored in the storage tank and is conveyed to each carriage 11 through the oxygen-enriched pipeline 12 when needed, so as to ensure the oxygen demand of the train of carriages 11, and simultaneously oxygen-enriched air can be prepared in advance in a plain area without the oxygen demand under a high-oxygen environment, so that the working load of the oxygenerator 1 in a plateau area can be effectively reduced, or each carriage is respectively matched with one oxygenerator 1, and the oxygen-enriched air generated under the control of the train control system 6 is released into the carriages through the oxygen-enriched pipeline 12, so as to improve the oxygen concentration of the air in the carriages. In this embodiment, the oxygen generator 1 is a membrane separation oxygen generator, and based on the principle of membrane separation, after high-pressure air generated by the air compressor 2 is subjected to membrane separation, oxygen-enriched gas is discharged at the low-pressure permeation side (the side that permeates the membrane) of the membrane, and tail gas (waste gas, mainly nitrogen gas) is discharged at the other side (the part that does not permeate the membrane) of the membrane module, so that the two sides of the membrane of the oxygen generator 1 are respectively communicated with an oxygen-enriched pipeline 12 and a waste discharge pipeline (not shown in the figure), the oxygen-enriched pipeline 12 can convey the oxygen-enriched air generated by the oxygen generator 1 to the local or each carriage 11, and the waste discharge pipeline discharges waste tail gas generated in the oxygen generation process out of the vehicle at the side that does not permeate the membrane. In the embodiment, an oxygen separation membrane capable of working under low pressure is selected, the membrane can generate oxygen-enriched air with the concentration of 40% under the working pressure of 5 Bar-8 Bar, and the consumed air quantity is not increased, so that the compressed air quantity required by the oxygen generator 1 is not changed, but the pressure is obviously reduced, thereby reducing the power of the air compressor 2 and reducing the energy consumption of the whole oxygen generation system.
In order to protect the membrane of the oxygen generator 1 and prevent the membrane from being damaged by impact caused by overhigh pressure of compressed air, a pressure sensor 8 or a pressure gauge for detecting the pressure flowing to the oxygen generator 1 can be arranged at the front end (one end communicated with the compressed air pipeline 10) of the oxygen generator 1, and the oxygen generation control system 6 determines the operating frequency of the air compressor 2 according to the pressure value displayed by the pressure sensor 8 or the pressure gauge in front of the membrane and transmits the compressed air with rated pressure to the oxygen generator 1. The flow valve 9 is arranged at the output end of the oxygen generator 1 and one end communicated with the oxygen enrichment pipeline 12, and is used for controlling the flow of oxygen released into the carriage 11, so that the oxygen concentration in the carriage 11 is controlled.
In each compartment 11, one or more air purification devices 7 are arranged, the air purification devices 7 can be arranged in an indoor air path of an air conditioning unit to purify the air in the compartment 11 at any time, or can be used as independent devices which are independently arranged at positions in the compartment where the appearance and the space use in the compartment are not influenced, and the working state of the air purification devices is controlled by an oxygen generation control system 6. The air purification device 7 adopts the principles of circulating adsorption and separation, can adsorb harmful gases such as carbon dioxide, TVOC, formaldehyde and the like in the air in the vehicle, then discharges the gases out of the vehicle, and meanwhile, can be reversely purified to recover the purification capacity. The air purification device 7 comprises a purification device main body, an air inlet passage, an air return passage and an air exhaust passage, wherein the purification device main body is made of a composite material with adsorbability such as activated carbon and the like and a composite material capable of adsorbing carbon dioxide, formaldehyde, TVOC (total volatile organic compound) and the like, air in the carriage 11 enters the purification device main body through the air return passage, the air is adsorbed and purified by the purification device main body, the air with reduced carbon dioxide concentration and other 'harmful gases' returns to the carriage 11 through the air inlet passage again, the carbon dioxide concentration in the vehicle is reduced, and therefore the quality and the oxygen content of the air in the vehicle are improved. The air purifier 7 can recover its purifying ability by high temperature or reverse discharge, and at high temperature or under reverse blowing, the gas such as carbon dioxide and formaldehyde adsorbed in the adsorbent is discharged, and the waste gas generated in the process of recovering the purifying ability is discharged out of the vehicle through the exhaust wind path, so that the purifying ability of the purifier is recovered. The recovery purification device main body can adopt any technology in the prior art, and is not limited. When the purification capacity is recovered, the return air passage and the intake air passage are closed, and gases such as carbon dioxide and formaldehyde which are released are prevented from returning to the carriage 11 again.
A plurality of oxygen concentration sensors 4 are arranged in each carriage 11, and are respectively arranged at different positions in the carriage 11, so that the oxygen concentration in the carriage 11 is detected in real time, data is transmitted to an oxygen generation control system 6 of the carriage in real time or at regular time, and the oxygen generation control system 6 carries out weighted average value calculation or average value calculation of other existing modes on a plurality of received oxygen concentration measured values of the carriage.
On the oxygen enrichment pipeline 12 of releasing oxygen-enriched air in 11 to the carriage, be provided with flow valve 9, oxygenerator 1 work is controlled the open mode and the opening angle of flow valve 9 by oxygen generation control system 6 to the volume of the oxygen-enriched air of control to carriage 11 internal transport, thus the adjustment car is interior gas concentration. The oxygen generation control system 6 is internally provided with a plurality of continuous interval ranges of difference values between actual measurement values (average values obtained by calculation) and set values, each interval corresponds to the opening degree of one flow valve 9, the oxygen generation control system 6 compares and calculates according to the actual measurement values of the oxygen concentration in the vehicle and the set values, compares the difference values with preset intervals, determines the opening degree of the flow valve 9, and stops conveying oxygen-enriched air to the vehicle 11 when the oxygen concentration in the vehicle 11 exceeds 25 percent, the oxygen generator 1 stops working or the flow valves 9 are closed. Oxygen generation control system 6 is connected with fresh air valve 5 signal or electricity of air conditioning unit, when opening air purification device 7 and/or oxygenerator 1 in the carriage 11 and supplying oxygen-enriched air in order to improve 10 oxygen concentration in the carriage, oxygen generation control system 6 controls fresh air valve 5 of air conditioning unit simultaneously and reduces the aperture or directly closes, reduce the intake of the lower oxygen content air of external world in carriage 11, thereby reduce the work load and the energy consumption of oxygenerator 1, simultaneously under the condition of maintaining the pressure balance in carriage 11, reduce the aperture of passenger train exhaust valve, avoid discharging the oxygen-enriched air that supplements in the car outside the car, further reduce the work load and the energy consumption of oxygenerator 1.
Furthermore, when the oxygen generator 1 is opened, the fresh air valve 5 of the air conditioning unit is correspondingly closed or reduced, although the oxygen-enriched air is supplemented, the carbon dioxide concentration in the compartment 11 still rises to cause discomfort of passengers, meanwhile, the fresh air valve 5 of the air conditioning unit is not in an open state in a normal state, and the carbon dioxide concentration in the sealed compartment 11 rises along with the increase of the vehicle operation time, so that the gas sensor 3 such as carbon dioxide is also arranged in the compartment 11 to detect the concentration of the gas such as carbon dioxide in the compartment 11, the oxygen generation control system 6 readjusts the opening degree of the fresh air valve 5 of the air conditioning unit according to the carbon dioxide concentration value in the compartment 11, and the fresh air quantity is ensured and the carbon dioxide concentration in the compartment 11 is effectively purified and reduced. It should be noted that after the oxygen production control system 6 is started, the air purification device 7 continuously operates, that is, the air purification device 7 is in a normally open state, so that the quality of air in the vehicle is effectively adjusted.
The utility model provides an oxygen system's system oxygen control scheme is more, can confirm oxygenerator 1, air purification device 7 operating condition's control scheme as required to and air conditioning unit's fresh air valve 5's aperture, the utility model discloses do not require and restrict.
Further, system oxygen system still includes atmospheric pressure sensor 13, but atmospheric pressure sensor 13 real-time detection external atmospheric pressure, and under the different altitude, atmospheric pressure is different, sets up the oxygen concentration corresponding table in the carriage 11 that the built-in different atmospheric pressure of system oxygen control system 6 height above sea level interval corresponds, as shown in table 1:
TABLE 1 set oxygen concentration in cars at different altitudes
| Altitude height | In-vehicle set oxygen concentration |
| 2500～3000 | 23％ |
| 3000～3500 | 23.5％ |
| 3500～4000 | 24％ |
| 4000～4500 | 24.5％ |
| 4500～5000 | 25％ |
The higher the altitude, the lower the atmospheric pressure, and the higher the in-vehicle set oxygen concentration. The oxygen generation control system 6 is electrically connected or signal-connected to the atmospheric pressure sensor 13, receives data of the atmospheric pressure sensor in real time or at regular time, sets a target value of oxygen concentration in the vehicle cabin in accordance with an example of table 1 based on a built-in program and a real-time value of the atmospheric pressure sensor 13, controls operating states of the oxygen generator 1 and the air purification device 7 and an opening degree of the flow valve 9, delivers oxygen-enriched air into the vehicle cabin 11, adjusts oxygen concentration in the vehicle cabin 11, and performs the adjustment as described above based on real-time data of the oxygen concentration sensor 4. The atmospheric pressure sensor 13 can also be electrically connected or in signal connection with the oxygen generation control main device, when the atmospheric pressure detected by the atmospheric pressure sensor 13 is lower than a certain limit, the oxygen generation control main device acts, the oxygen generation control system 6 is controlled to control the oxygen generator 1 and other related components to start working according to the actual value of the oxygen concentration in the carriage, and the oxygen generation control system 6 compares the measured value (the calculated average value) of the oxygen concentration detected in the carriage 11 with the set oxygen concentration in the vehicle at the corresponding altitude respectively according to the content listed in the table 1 under the condition of different altitudes, and then controls the opening angle of the flow valve 9 according to the preset difference table, so as to adjust the oxygen concentration in the carriage 11 to reach the set value.
To sum up, the utility model provides a pair of plateau is system oxygen system for railway carriage compares with prior art, has following advantage:
1. the concentration of carbon dioxide in the vehicle is effectively reduced by arranging the air component purification device, so that the demand of fresh air of the air conditioner is reduced, the demand on oxygen production is reduced, and the purpose of reducing the energy consumption of the oxygen production system is realized;
2. by the air purification device, the concentration of oxygen in the carriage is improved, and harmful gases such as formaldehyde, TVOC and the like are reduced;
3. the total power consumption of an oxygen generation system of each train (15 passenger trains) of the existing Tibet passenger train is about 600kW or more, the average power of each train is about 40kW, and the air purification device is added to absorb carbon dioxide in the train, control the opening of a fresh air valve, reduce the fresh air quantity of an air conditioner, reduce the demand of oxygen-enriched air and reduce the energy consumption of the oxygen generation system by 50 percent or more;
4. the refrigerating capacity/heating capacity of the air conditioning unit is also reduced by reducing the fresh air volume, and the comprehensive energy-saving effect is quite obvious.
5. The device has the characteristics of reliability, energy conservation, convenience in installation and the like;
6. according to calculation, the fresh air of the air conditioner can be reduced by 4m by additionally arranging a gas purification device in the oxygen generation system3The ratio of the reaction time to the reaction time is less than h.
Similar solutions can be derived as described above in connection with the given solution content. However, any simple modification, equivalent change and modification made to the above embodiments according to the technical substance of the present invention are still within the scope of the technical solution of the present invention.
Claims (10)
1. The utility model provides a plateau passenger train is with system oxygen system which characterized in that: comprises an oxygen generation control main device, an oxygen generation control system, an oxygen generator, an air purification device, an oxygen concentration sensor and an air conditioning unit, wherein,
the oxygen generator generates oxygen-enriched air under the control of the oxygen generation control system and releases the oxygen-enriched air into the carriage;
the air purification device adsorbs gases such as carbon dioxide, TVOC and the like in the air in the carriage under the control of the oxygen generation control system, so that the concentration of the carbon dioxide in the carriage is reduced;
the oxygen concentration sensor is used for detecting the oxygen concentration of air in the car, is connected with the oxygen generation control system and/or the oxygen generation control main device, and transmits the measured value of the oxygen concentration to the oxygen generation control system and/or the oxygen generation control main device in real time;
the oxygen generation control system is arranged in each carriage and controls the working states of the air purification device and the oxygen generator and the opening degree of a fresh air valve of the air conditioning unit according to the received measured values of the oxygen concentration and the carbon dioxide concentration;
and the oxygen generation control main device is connected with and communicated with each oxygen generation control system, and is used for controlling and monitoring the state of the oxygen generation control systems of all the carriages.
2. The oxygen generation system for the plateau railway carriage as recited in claim 1, wherein: the air compressor is communicated with one or more oxygen generators through compressed air pipelines penetrating the whole passenger train, and compressed air is provided for the oxygen generators.
3. The oxygen generation system for the plateau railway carriage as recited in claim 2, wherein: the air compressor machine is equipped with the intelligent cooling system that can export after the air cooling after compressing to the settlement temperature.
4. The oxygen generation system for the plateau railway carriage as recited in claim 1, wherein: the oxygen generator is a membrane separation oxygen generator.
5. The oxygen generation system for the plateau railway carriage as recited in claim 4, wherein: the oxygen generator is provided with a pressure sensor/meter before the membrane and an electric valve after the membrane, and the oxygen generation control main device automatically controls the opening of the electric valve after the membrane according to the oxygen concentration in the carriage; and the oxygen generation control system receives real-time data of the pressure sensor/meter before the membrane is generated and controls the running frequency of an air compressor which provides compressed air for the oxygen generator.
6. The oxygen generation system for the plateau railway carriage as recited in claim 4, wherein: the oxygen generator comprises an oxygen-enriched pipeline for discharging oxygen-enriched air into the carriage after the membrane and a waste discharge pipeline for discharging tail gas before the membrane.
7. The oxygen generation system for the plateau railway carriage as recited in claim 1, wherein: the air purification device comprises a purification device main body, an air inlet passage, a return air passage and an exhaust air passage, air in a carriage enters the purification device main body from the return air passage, the purified air with the carbon dioxide concentration reduced returns to the carriage again through the return air passage, the purification device main body can restore the purification capacity through high temperature or reverse discharge, and waste gas generated in the process of restoring the purification capacity is discharged out of the vehicle through the exhaust air passage.
8. The oxygen generation system for the plateau railway carriage as recited in claim 1, wherein: the oxygen generation control device is connected with the atmospheric pressure sensor, sets a target oxygen concentration value in the carriage according to a built-in program and a real-time value of the atmospheric pressure sensor, and controls the working states of the oxygen generator and the air purification device.
9. The oxygen generation system for the plateau railway passenger car as recited in any one of claims 1 to 8, wherein: the air purification device continuously operates after the oxygen generation system is started.
10. The oxygen generation system for the plateau railway passenger car as recited in any one of claims 1 to 8, wherein: the oxygen generation control system prestores a plurality of continuous intervals of difference values of the oxygen concentration value and the set value in the vehicle and oxygen concentration set values in the carriages corresponding to different altitude intervals, and controls the opening angle of the flow valve and adjusts the oxygen concentration in the vehicle according to the interval of the difference value between the measured value of the oxygen concentration in the vehicle and the set value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120362302.9U CN214396751U (en) | 2021-02-08 | 2021-02-08 | Oxygen generation system for plateau railway passenger car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120362302.9U CN214396751U (en) | 2021-02-08 | 2021-02-08 | Oxygen generation system for plateau railway passenger car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214396751U true CN214396751U (en) | 2021-10-15 |
Family
ID=78024931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120362302.9U Active CN214396751U (en) | 2021-02-08 | 2021-02-08 | Oxygen generation system for plateau railway passenger car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214396751U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113932403A (en) * | 2020-07-14 | 2022-01-14 | 海信（山东）空调有限公司 | Air conditioner and control method |
| CN114288125A (en) * | 2021-12-30 | 2022-04-08 | 中国人民解放军总医院 | Oxygen-enriched environment intelligent control system of medical shelter under plateau environment |
| CN114670881A (en) * | 2022-04-06 | 2022-06-28 | 中车株洲电力机车有限公司 | Method and device for adjusting oxygen content of cab of power vehicle |
| CN114738970A (en) * | 2022-03-07 | 2022-07-12 | 珠海格力电器股份有限公司 | Oxygen generation control method and device of air conditioner, storage medium and air conditioner |
| CN115158382A (en) * | 2022-07-28 | 2022-10-11 | 中车青岛四方机车车辆股份有限公司 | Oxygen supply ventilation system and rail vehicle |
| CN116595424A (en) * | 2023-07-13 | 2023-08-15 | 湖南一特医疗股份有限公司 | Digital intelligent oxygen generation system oriented to medical environment |
-
2021
- 2021-02-08 CN CN202120362302.9U patent/CN214396751U/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113932403A (en) * | 2020-07-14 | 2022-01-14 | 海信（山东）空调有限公司 | Air conditioner and control method |
| CN113932403B (en) * | 2020-07-14 | 2023-10-31 | 海信空调有限公司 | Air conditioner and control method |
| CN114288125A (en) * | 2021-12-30 | 2022-04-08 | 中国人民解放军总医院 | Oxygen-enriched environment intelligent control system of medical shelter under plateau environment |
| CN114738970A (en) * | 2022-03-07 | 2022-07-12 | 珠海格力电器股份有限公司 | Oxygen generation control method and device of air conditioner, storage medium and air conditioner |
| CN114738970B (en) * | 2022-03-07 | 2024-01-26 | 珠海格力电器股份有限公司 | Air conditioner oxygen generation control method and device, storage medium and air conditioner |
| CN114670881A (en) * | 2022-04-06 | 2022-06-28 | 中车株洲电力机车有限公司 | Method and device for adjusting oxygen content of cab of power vehicle |
| CN115158382A (en) * | 2022-07-28 | 2022-10-11 | 中车青岛四方机车车辆股份有限公司 | Oxygen supply ventilation system and rail vehicle |
| CN116595424A (en) * | 2023-07-13 | 2023-08-15 | 湖南一特医疗股份有限公司 | Digital intelligent oxygen generation system oriented to medical environment |
| CN116595424B (en) * | 2023-07-13 | 2023-10-13 | 湖南一特医疗股份有限公司 | Digital intelligent oxygen generation system oriented to medical environment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN214396751U (en) | Oxygen generation system for plateau railway passenger car | |
| CN201006203Y (en) | Automobile interior oxygenation apparatus | |
| US20060243859A1 (en) | On-board system for generating and supplying oxygen and nitrogen | |
| CN201049626Y (en) | Separating automatic-protecting equipment for train | |
| CN103539073A (en) | Vehicle-mounted molecular sieve oxygen preparation equipment | |
| CN104553686A (en) | Vehicle-mounted multifunctional oxygen generator | |
| CN110126593A (en) | A kind of vehicle-mounted oxygen system and method based on molecular sieve absorption | |
| CN102582498B (en) | Air source truck | |
| CN214693323U (en) | Digital intelligent oxygen generation system | |
| CN203602354U (en) | Vehicle-mounted molecular-sieve oxygen producing device | |
| CN207747901U (en) | A kind of electric control motivation for remote controlled locomotives | |
| CN115140108A (en) | Oxygen generation method for plateau railway passenger car | |
| CN216102101U (en) | Oxygen generation and supply system for high altitude multi-carriage passenger vehicle | |
| CN202944334U (en) | Power dispersed and relatively-intensive motor train unit | |
| CN209177994U (en) | A kind of vehicle-mounted dispersion type Oxygenerator | |
| CN215513174U (en) | Vehicle emergency oxygen supply device and electric vehicle | |
| CN218130988U (en) | Oil gas recovery device | |
| CN206086284U (en) | Automobile -used oxygen suppliment pressure regulating system in plateau | |
| CN107555403A (en) | A kind of vehicle mounted oxygen making apparatus | |
| CN2761452Y (en) | Oxygen suction device in automobile | |
| CN104089384A (en) | Railway train air-conditioning system with oxygen supply frequency conversion function | |
| US20050263005A1 (en) | Means for air fractionization | |
| CN114224649A (en) | Vehicle-mounted movable hyperbaric oxygen chamber | |
| CN216002131U (en) | Vehicle-mounted oxygen generation system | |
| CN2528519Y (en) | Plateau oxygen-enriched membrane oxygenenerator for transport vehicle |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20220114 Address after: Chengyang District of Shandong city of Qingdao province Jinhong road 266111 No. 88 Patentee after: CRRC QINGDAO SIFANG Co.,Ltd. Patentee after: China National Railway Group Co., Ltd Address before: Chengyang District of Shandong city of Qingdao province Jinhong road 266111 No. 88 Patentee before: CRRC QINGDAO SIFANG Co.,Ltd. |
|
| TR01 | Transfer of patent right |