CN102491277B - Intelligent low-oxygen generating device system and control method - Google Patents

Intelligent low-oxygen generating device system and control method Download PDF

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Publication number
CN102491277B
CN102491277B CN 201110432855 CN201110432855A CN102491277B CN 102491277 B CN102491277 B CN 102491277B CN 201110432855 CN201110432855 CN 201110432855 CN 201110432855 A CN201110432855 A CN 201110432855A CN 102491277 B CN102491277 B CN 102491277B
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China
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oxygen
gas
control
partial pressure
temperature
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CN 201110432855
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Chinese (zh)
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CN102491277A (en
Inventor
何畔
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合肥恒诚智能技术有限公司
何畔
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Abstract

The invention discloses an intelligent low-oxygen generating device system and a control method. The intelligent low-oxygen generating device system contains an air filter, an air compressor, a central parameter measurement and control system, fine filtration equipment, a heater, a membrane separation unit, a gas tank, an open-type face shield and the like. By the adoption of a hollow fiber membrane technology, under the differential pressure of incoming air and through permselectivity of the hollow fiber membrane on oxygen and nitrogen, a nitrogen-enriched gas with the oxygen content being 21%-5% can be directly obtained. By the adoption of a high-precision sensor control technology, gas input and output parameters are monitored to accord with set index requirements, so as to realize inhaled oxygen partial pressure environments of different altitudes. Simultaneously, physiological index change situations related to human body can be monitored and recorded at work according to different demands. The intelligent low-oxygen generating system is scientific, advanced, safe, stable, accurate and effective, has automatic control functions such as low oxygen preparation and adjustment, and can be used to realize dynamo-electric integrated control in the low-oxygen preparation technology field and products.

Description

Intelligent low-oxygen generating device system and control method
Technical field
The present invention relates to the control method of a kind of Intelligent low-oxygen generating device system and this system.
Background technology
Along with the continuous intensification of people to plateau training benefit understanding, and increasing to the highlands activity of people, the research work plains region simulated high altitude environment carries out special training more and more is subject to people's great attention.
Altitude environment is exactly " high altitude anoxia " to the major effect of mankind's activity, the pressure of atmosphere is exponential relationship with the height above sea level increase and descends, being for example 101.3kPa at sea-level atmosphere pressure, is 5072m and arrived Tanggula Mountain Pass area, Tibet height above sea level, and average atmospheric pressure is 54 kPa.Due to the reduction of atmospheric pressure, cause human body the anoxia symptom different from the degree of air pressure environmental correclation to occur.From human physiology's angle, along with the reduction of atmospheric pressure, the partial pressure of oxygen of human body inhaling air reduces, and then causes the body tissue partial pressure of oxygen to reduce, and can make body that the reaction of two aspects occurs: physiological compensation response and pathologic dysfunction.In practice, be equipped with for the high altitude localities operating personnel major measure that oxygen supply equipment has become oxygen deficit proof.On the other hand, due to the adaptation function of Human Physiology to environment, live in for a long time the high altitude localities personnel and live in the low altitude area personnel than it and have obvious anti-anoxia ability.For example the anoxia height of typical Tibetans' adaptation is not less than 5500m, and the anoxia height that the interior adapts on average is no more than 3000m.In view of this, can reach a conclusion: the physiological compensation ability of human body is to be improved by suitable sentific training.Be the effective ways of the ability of low oxygen partial pressure environment and improve the Human Tolerance low pressure, have acclimatization training under the hypoxia condition of being everlasting exactly.
In real life, the athlete is for adapting to the altitude environment sports, and majority carries out the plateau physical training for a long time in areal setting training base, plateau to the athlete, so that the athlete can adapt to the physical ability demand of high-intensity athletic competition in altitude environment.Yet, being subjected to condition restriction, athlete that can not be all can both obtain effective physical training at Altitude training, and can present problem be: in Plain environment Imitating altitude environment, make the athlete can access the suitable training mode of effect.Possible embodiment has the athlete is enclosed in lower pressure environment tank trains, and this kind mode is invested larger, is subjected to the restriction in place stronger.
Summary of the invention
Purpose of the present invention namely is to propose a kind ofly can effectively realize the automatic control functions such as hypoxia is produced, adjusting, simulate different environment of low oxygen plateau, the intelligent measuring abilities such as comprehensive integration respiratory frequency, heart rate, blood oxygen saturation, thus realization is to the Intelligent low-oxygen generation breath training system of the Real Time Monitoring of human body training process; The present invention simultaneously also provides the control method of this system.
Intelligent low-oxygen generating device system of the present invention comprises central parameter investigating system and the compressed air preparation facilities that connects in turn by pipeline, Middle hollow fiber membrane unit and user terminal apparatus; Described compressed air preparation facilities comprises air filter, air compressor and the air fine straining equipment that is connected in turn by pipeline, described air fine straining equipment connection Middle hollow fiber membrane unit, be provided with heater between described air fine straining equipment and Middle hollow fiber membrane unit, described Middle hollow fiber membrane unit is connected with user terminal apparatus by the gas product air accumulator; Described central parameter investigating system comprises pressure control module, outlet partial pressure of oxygen control module and the temperature control modules that is connected with single-chip microcomputer acquisition controlling plate respectively and is controlled by single-chip microcomputer acquisition controlling plate.Described outlet partial pressure of oxygen control module is used for the partial pressure of oxygen of monitoring Middle hollow fiber membrane unit exported product gas and compares with setting value, and described heater is provided with for the gas product temperature being regulated the temperature control modules of control.
Described user terminal apparatus comprises open type breathing mask and volume control device, and described open type breathing mask is provided with the compensation capsule that can store a certain amount of gas product.
Described central parameter investigating system also comprises the Human Physiology index measurement module that is used for Human Physiology indices parameter detecting that is connected with single-chip microcomputer acquisition controlling plate, and described Human Physiology index measurement module comprises electrocardio measurement module and oxygen saturation measurement module.
The control method of Intelligent low-oxygen generating device system of the present invention comprises the steps:
(1) partial pressure of oxygen of outlet partial pressure of oxygen control module monitoring Middle hollow fiber membrane unit exported product gas, gas temperature in temperature control modules monitoring heater conduit, and send partial pressure of oxygen and the temperature data that monitors to single-chip microcomputer acquisition controlling plate through data wire;
(2) single-chip microcomputer acquisition controlling plate is with partial pressure of oxygen and temperature data and compare from partial pressure of oxygen and desired temperature that computer sends;
When (3) partial pressure of oxygen and temperature detection data are inconsistent with setting value, single-chip microcomputer acquisition controlling plate sends instruction to pressure control module and temperature control modules, regulate the entrance compressed air pressure of film separation unit by the electrically-controlled valve at controlling diaphragm separative element inlet duct place, thereby the partial pressure of oxygen of assurance Middle hollow fiber membrane unit exported product gas is consistent with setting value, simultaneously, by the control of temperature control modules being realized the automatic control to tested pipeline gas temperature.
The present invention has following beneficial effect:
1, function of human body exercise aspect: strengthened the human body cardio-pulmonary function, improved human body to the adaptive capacity under low-oxygen environment and tolerance;
2, sports aspect: hypoxic training can improve quality and the effect of training, has shortened the training duration under normal oxygen training strength requirement, raising athlete competitiveness to a certain degree.Simultaneously, the popularization in hypoxic training Plain can greatly be saved the athlete and be gone to the altitutde training cost;
3, clinical treatment aspect: to carrying out the physical training of lower oxygen concentration resistance environment before the some patients were art, improve the body compensation of Human Tolerance low-oxygen environment, to improving the survival rate of capital operation.
Description of drawings
Fig. 1 is system structure schematic diagram of the present invention;
Fig. 2 is the control principle drawing of the central TT﹠C system in the present invention;
Fig. 3 is gas pressure in Fig. 2, concentration observing and controlling principle schematic;
Fig. 4 is measurement and control of temperature principle schematic in Fig. 2.
1, air filter; 2, air compressor; 3, compressed air reservoir; 4, fine straining equipment; 5, electrically-controlled valve; 6, Pressure gauge; 7, heater; 8, film separation unit; 9, gas product air accumulator; 10, control valve; 11, effusion meter; 12, open type face shield; 13, central parameter investigating system.
The specific embodiment
as shown in Figure 1, intelligent low-oxygen generating device system of the present invention, comprise central parameter investigating system and the compressed air preparation facilities that connects in turn by pipeline, Middle hollow fiber membrane unit and user terminal apparatus, wherein, the compressed air preparation facilities comprises the air filter 1 that is connected in turn by pipeline, air compressor 2 and air fine straining equipment 4, be provided with compressed air reservoir 3 between described air compressor 2 and air fine straining equipment 4, air fine straining equipment 4 connects Middle hollow fiber membrane unit 8 by heater 7, Middle hollow fiber membrane unit 8 is by the flow control valve 10 of gas product air accumulator 9 with user terminal apparatus, effusion meter 11 and open type face shield 12 are connected, described central parameter investigating system 13 is comprised of pressure control module, temperature control modules, outlet partial pressure of oxygen control module, Human Physiology index measurement module, single-chip microcomputer acquisition controlling plate, wherein, pressure control module, temperature control modules, outlet partial pressure of oxygen control module and Human Physiology index measurement module are electrically connected to single-chip microcomputer acquisition controlling plate respectively and are controlled by single-chip microcomputer acquisition controlling plate.The partial pressure of oxygen of outlet partial pressure of oxygen control module monitoring Middle hollow fiber membrane unit exported product gas is also compared with setting value, single-chip microcomputer acquisition controlling plate sends instruction to the pressure control module, the inlet pressure of regulating film separation unit by the electrically-controlled valve at controlling diaphragm separative element inlet duct place, thus the partial pressure of oxygen that guarantees Middle hollow fiber membrane unit exported product gas with set value consistent.Human Physiology index measurement module wherein comprises electrocardio measurement module and oxygen saturation measurement module etc., and the control principle drawing of central parameter investigating of the present invention system as shown in Figure 2.
In whole system, the compressed air preparation facilities outside air is introduced and compress improve pressure, stand-by as the unstripped gas of gas product preparation system after purifying; Then gas product preparation system (mainly being comprised of electrically-controlled valve, Pressure gauge, heater, Middle hollow fiber membrane unit and gas product air accumulator) is by the gas product output-index requirement of setting, regulate the pressure and temperature of unstripped gas, enter film separation unit and carry out the gas separation, and collect in the gas product air accumulator gas product stand-by; Then, the open type face shield is worn over the mouth and nose place of human body face, and gas product is transported to continuously in face shield and smokes for human body, and effusion meter 11 can intuitively show supply and the breath state of output products gas; Parameter investigating system of central authorities is comprised of inlet pressure control module, temperature control modules, outlet partial pressure of oxygen control module, Human Physiology index measurement module, single-chip microcomputer acquisition controlling plate, its main function is: gather Middle hollow fiber membrane unitary gas entry and exit parameters, by the requirement of gas product output-index, compare with the parameter of setting, and regulate and control the satisfied requirement of setting of Middle hollow fiber membrane unitary gas entry and exit parameters.
the present invention is when work, the power-on switch, parameter investigating system of central authorities starts working, the user can click the oxygen partial pressure value of required output products gas, open air compressor 2 work after confirming, outside air enters air compressor 2 after air filter 1 purifies, the compressed rear formation pressure-air of air is transported in air accumulator 3, fine straining equipment 4 is further with contained trace water in pressure-air and greasy dirt filtering, through electrically-controlled valve 5, heater 7 is transported to and carries out gas in Middle hollow fiber membrane unit 8 and separate, and gas product is collected stored for future use in gas product air accumulator 9, Pressure gauge 6 shows the force value that electrically-controlled valve 5 is set up.The user in use, open type face shield 12 is worn over facial mouth and nose place, press effusion meter 11 with flow control valve 10 and regulate required output products air flow value, and be transported to continuously in face shield for human body through pipeline and smoke, for saving the consumption of output products gas, open type face shield 12 adopts the design of compensation capsule formula, when human body is exhaled, the gas product that enters the compensation capsule constantly increases its volume, plays the effect of stored prod gas; When human body was air-breathing, the gas product in the compensation capsule in time supply human body smoked.Being the gas separation efficiency of stabilising membrane separative element 8, is necessary with the gas temperature of heater 7 control inputs film separation units 8.
The outlet partial pressure of oxygen control module of parameter investigating system of central authorities is passed through the oxygen partial pressure value of the output products gas of collection oxygen analyser monitoring, and compares with setting value, by inlet pressure control module, electrically-controlled valve is regulated, and the pressure of its setting is met the requirements.Gas pressure, concentration detect to be controlled as shown in Figure 3, the user sets desirable gas product partial pressure of oxygen by computer, send single-chip microcomputer to through data wire, single-chip microcomputer is by gathering the gas concentration data of oxygen analyser monitoring, and the data that these data are processed, sent with computer are analyzed rear electrically-controlled valve are controlled, thereby realize automatic control to tested gas pressure, concentration.Simultaneously, the actual pressure of the tested gas of single-chip microcomputer collection, concentration value show by computer.Temperature detection is controlled as shown in Figure 4, can set desirable temperature by computer by the user, send single-chip microcomputer to through data wire, single-chip microcomputer is by the temperature data of collecting temperature acquisition module, and the data that these data are processed, sent with computer are analyzed rear temperature control module are controlled, thereby realize automatic control to tested pipeline gas temperature.Simultaneously, the temperature value of the tested pipeline gas of single-chip microcomputer collection shows by computer.Human Physiology index measurement module timely monitor shows the every physical signs measured value of human body, provides foundation for the judgement function of human body changes.
The present invention adopts individual face mask type plenum system, can accurately control the oxygen nitrogen component ratio of output products gas, be easy to carry, avoided mixing inhomogeneous, hypoxia control indexes low precision at the indoor training gas of fixed hypoxia, repeat to suck the characteristics of contaminated respiratory droplets carbon dioxide, be unfavorable for the Human Physiology hygiene and health, and the problem such as large that consumes energy.

Claims (4)

1. an Intelligent low-oxygen generating device system, is characterized in that: comprise central parameter investigating system and the compressed air preparation facilities that connects in turn by pipeline, Middle hollow fiber membrane unit and user terminal apparatus; Described compressed air preparation facilities comprises air filter, air compressor and the air fine straining equipment that is connected in turn by pipeline, described air fine straining equipment connection Middle hollow fiber membrane unit, be provided with heater between described air fine straining equipment and Middle hollow fiber membrane unit, described Middle hollow fiber membrane unit is connected with user terminal apparatus by the gas product air accumulator; Described central parameter investigating system comprises pressure control module, outlet partial pressure of oxygen control module and the temperature control modules that is connected with single-chip microcomputer acquisition controlling plate respectively and is controlled by single-chip microcomputer acquisition controlling plate, described outlet partial pressure of oxygen control module is used for the partial pressure of oxygen of monitoring Middle hollow fiber membrane unit exported product gas and compares with setting value, and described heater is provided with for the gas product temperature being regulated the described temperature control modules of control.
2. Intelligent low-oxygen generating device system as claimed in claim 1, it is characterized in that: described user terminal apparatus comprises open type breathing mask and volume control device, but described open type breathing mask is provided with the compensation capsule of stored prod gas.
3. Intelligent low-oxygen generating device system as claimed in claim 1, it is characterized in that: described central parameter investigating system also comprises the Human Physiology index measurement module that is used for Human Physiology indices parameter detecting that is connected with single-chip microcomputer acquisition controlling plate, and described Human Physiology index measurement module comprises electrocardio measurement module and oxygen saturation measurement module.
4. the control method of the described Intelligent low-oxygen generating device system of any one in claim 1-3, is characterized in that: comprise the steps:
(1) partial pressure of oxygen of outlet partial pressure of oxygen control module monitoring Middle hollow fiber membrane unit exported product gas, gas temperature in temperature control modules monitoring heater conduit, and send partial pressure of oxygen and the temperature data that monitors to single-chip microcomputer acquisition controlling plate through data wire;
(2) single-chip microcomputer acquisition controlling plate is with partial pressure of oxygen and temperature data and compare from partial pressure of oxygen and desired temperature that computer sends;
When (3) partial pressure of oxygen and temperature detection data are inconsistent with setting value, single-chip microcomputer acquisition controlling plate sends instruction to pressure control module and temperature control modules, regulate the compressed air inlet pressure of film separation unit by the electrically-controlled valve at controlling diaphragm separative element inlet duct place, thereby the partial pressure of oxygen of assurance Middle hollow fiber membrane unit exported product gas is consistent with setting value, simultaneously, by the control of temperature control modules being realized the automatic control to tested pipeline gas temperature.
CN 201110432855 2011-12-22 2011-12-22 Intelligent low-oxygen generating device system and control method CN102491277B (en)

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CN104548300A (en) * 2015-01-07 2015-04-29 白涛 Thorax monitoring emergency treatment device for cardiology
CN104721930A (en) * 2015-03-27 2015-06-24 郝泽蕊 System for providing ventilation support
CN106236039A (en) * 2016-07-24 2016-12-21 合肥恒诚智能技术有限公司 A kind of interactive plateau experience Science Popularization System and experiential method
CN106326668A (en) * 2016-08-31 2017-01-11 招商局重庆交通科研设计院有限公司 Computer simulation based method for evaluating interaction of asphalt and mineral powder
CN106326673B (en) * 2016-08-31 2019-02-01 安徽省天翔医疗股份有限公司 A method of air nitrogen oxygen separating is realized based on hollow-fibre membrane
CN108703848A (en) * 2018-02-08 2018-10-26 合肥恒诚智能技术有限公司 A kind of Intelligent low-oxygen health care system based on physical training scheme
CN109012047B (en) * 2018-08-09 2021-02-12 邯郸派瑞气体设备有限公司 Low oxygen generation system capable of simulating high primary oxygen concentration
CN111558206A (en) * 2020-05-26 2020-08-21 中国人民解放军空军特色医学中心 Equipment for pilot low-oxygen training

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