CN114942154A - Test method and system for plateau single oxygen supply device - Google Patents
Test method and system for plateau single oxygen supply device Download PDFInfo
- Publication number
- CN114942154A CN114942154A CN202210550790.5A CN202210550790A CN114942154A CN 114942154 A CN114942154 A CN 114942154A CN 202210550790 A CN202210550790 A CN 202210550790A CN 114942154 A CN114942154 A CN 114942154A
- Authority
- CN
- China
- Prior art keywords
- plateau
- oxygen
- altitude
- supply device
- oxygen supply
- 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.)
- Granted
Links
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 title claims abstract description 251
- 239000001301 oxygen Substances 0.000 title claims abstract description 251
- 229910052760 oxygen Inorganic materials 0.000 title claims abstract description 251
- 238000010998 test method Methods 0.000 title claims abstract description 9
- 210000004072 lung Anatomy 0.000 claims abstract description 79
- 238000012360 testing method Methods 0.000 claims abstract description 66
- 239000007789 gas Substances 0.000 claims abstract description 54
- 230000029058 respiratory gaseous exchange Effects 0.000 claims abstract description 29
- 238000004364 calculation method Methods 0.000 claims abstract description 18
- 230000035565 breathing frequency Effects 0.000 claims abstract description 13
- 230000010354 integration Effects 0.000 claims abstract description 11
- 238000000034 method Methods 0.000 claims abstract description 6
- 238000004088 simulation Methods 0.000 claims description 64
- 230000036391 respiratory frequency Effects 0.000 claims description 25
- MYMOFIZGZYHOMD-UHFFFAOYSA-N Dioxygen Chemical compound O=O MYMOFIZGZYHOMD-UHFFFAOYSA-N 0.000 claims description 6
- 229910001882 dioxygen Inorganic materials 0.000 claims description 6
- 239000013589 supplement Substances 0.000 claims description 5
- 230000007613 environmental effect Effects 0.000 claims description 2
- 230000003434 inspiratory effect Effects 0.000 claims description 2
- 230000001502 supplementing effect Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 6
- 206010021143 Hypoxia Diseases 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000035479 physiological effects, processes and functions Effects 0.000 description 1
- 230000004083 survival effect Effects 0.000 description 1
- 230000035899 viability Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M99/00—Subject matter not provided for in other groups of this subclass
- G01M99/005—Testing of complete machines, e.g. washing-machines or mobile phones
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Management, Administration, Business Operations System, And Electronic Commerce (AREA)
Abstract
The invention discloses a test method and a test system of a plateau single oxygen supply device, which comprises the following steps of testing under the normal-altitude normal-pressure environment and the simulated plateau altitude low-pressure environment, opening the plateau single oxygen supply device, and outputting oxygen in the oxygen supply device according to different altitudes; the method comprises the steps that a computer is used for actively simulating lungs, the breathing frequency and the vital capacity are set according to the breathing frequency of a human body for breathing, and oxygen output from the plateau single oxygen supply device and external air of the device are simultaneously inhaled during breathing; the total amount of inhaled gas is collected by a computer with a computer for actively simulating the lung, the total amount of inhaled gas is analyzed by an airflow analyzer, the oxygen percentage of the inhaled gas each time is analyzed, and the total amount of oxygen provided by the plateau single oxygen supply device each time is obtained by calculation; according to the integration per minute, obtain corresponding required oxygen proportion under the elevation, whether satisfy the demand of supplementary oxygen under this elevation condition to verify out the index satisfaction condition of plateau single oxygen supply equipment.
Description
Technical Field
The invention belongs to the technical field of plateau oxygen supply, and particularly relates to a testing method and a testing system of a plateau single oxygen supply device.
Background
The plateau area (over elevation 3000 m) of China accounts for more than 33% of the total land area of China, and a long border line is positioned above the plateau, so that economic, military, tourism and other activities in plateau areas are frequent. Along with the opening of plateau train and the development of plateau aviation industry, plateau tourism personnel, interim plateau area staff and the personnel of staying plateau combat troops can all increase by a wide margin, owing to the time of going to the plateau is short, does not have the ladder and practises the training opportunity, makes to go to the plateau personnel and faces the oxygen deficiency under the more serious plateau low-pressure environment, leads to the altitude reaction that generally appears, influences the expansion of tourism, work and military activities. For improving personnel plateau life and viability, go to the plateau personnel and can carry a plateau single oxygen suppliment device, the single oxygen suppliment device in plateau is for the support personnel to sharply advance the short-term oxygen demand behind the plateau, it is very important to test the single oxygen suppliment device in plateau so before going to the plateau and using, it can satisfy the use that goes to the plateau personnel well to verify the single oxygen suppliment device in plateau, is an important test. However, at present, a scheme capable of being used for testing the plateau single oxygen supply device does not exist.
Disclosure of Invention
Aiming at the problems, the invention makes up the defects of the prior art and provides a test method and a test system of a plateau single oxygen supply device; the plateau single oxygen supply device can be used for testing the plateau single oxygen supply device so as to verify whether the plateau single oxygen supply device can well meet the survival index of personnel going to the plateau or not, and the life quality of the personnel going to the plateau are guaranteed.
In order to achieve the purpose, the invention adopts the following technical scheme.
A test method of a plateau single oxygen supply device comprises the test under the normal-pressure environment of the conventional altitude and the test under the low-pressure environment of the simulated plateau altitude;
the test under the normal-altitude normal-pressure environment comprises the following steps: the plateau single oxygen supply device is connected with an active simulation lung with a computer through a breathing pipeline and a joint, and the active simulation lung with the computer is connected with an airflow analyzer; opening the plateau single oxygen supply device, enabling oxygen in the plateau single oxygen supply device to be output according to different altitudes, setting respiratory frequency and vital capacity according to human respiratory frequency through actively simulating lungs with a computer to breathe, and simultaneously inhaling the oxygen output from the plateau single oxygen supply device and external air of the plateau single oxygen supply device;
the total amount of inhaled gas is collected by a computer with a computer for actively simulating the lung, the total amount of inhaled gas is analyzed by an airflow analyzer, the oxygen percentage of the inhaled gas each time is analyzed, and the total amount of oxygen provided by the plateau single oxygen supply device each time is obtained by calculation; integrating every minute to obtain the oxygen proportion required under the corresponding altitude and to determine whether the requirement of supplementing oxygen under the altitude condition is met, thereby verifying that the index of the plateau single oxygen supply device meets the condition;
the test under the simulated plateau altitude low-pressure environment comprises the following steps: the plateau single oxygen supply device is connected with an active simulation lung with a computer through a breathing pipeline and a joint and is placed in a low-pressure test box, the active simulation lung with the computer is connected with an airflow analyzer, and the air pressure value of the low-pressure test box is adjusted to simulate air environments at different altitudes for testing under the simulated low-pressure environment; firstly, opening an airflow analyzer for analysis, analyzing the oxygen concentration under the altitude condition, then opening the plateau single oxygen supply device, and when the preset altitude is reached, the oxygen in the plateau single oxygen supply device has different output quantities according to different altitudes;
the method comprises the steps that a computer is used for actively simulating lungs, the breathing frequency and the vital capacity are set according to the breathing frequency of a human body for breathing, and oxygen output from a plateau single oxygen supply device and external air of the device under the simulated altitude height are simultaneously inhaled during breathing; the total amount of inhaled gas is collected by a computer with a computer for actively simulating the lung, the total amount of inhaled gas is analyzed by an airflow analyzer, the oxygen percentage of the inhaled gas each time is analyzed, and the total amount of oxygen provided by the plateau single oxygen supply device each time is obtained by calculation; according to the integration per minute, obtain corresponding required oxygen proportion under the elevation, whether satisfy the demand of supplementary oxygen under this elevation condition to verify out the index satisfaction condition of plateau single oxygen supply equipment.
As a preferred embodiment of the present invention, the test under the normal-altitude and normal-pressure environment specifically includes:
under the conventional altitude and normal-pressure environmental conditions, firstly, opening an airflow analyzer and an active simulation lung with a computer, setting the respiratory frequency and the vital capacity of a human body to breathe by simulating the respiratory frequency of the human body by the active simulation lung with the computer, and analyzing the total amount V of gas breathed at each time by the airflow analyzer General 1 And oxygen content percentage O of air 2 ρ 1 ；
Then the plateau single oxygen supply device is opened, the breathing frequency and the vital capacity are set according to the breathing frequency of the human body to breathe by actively simulating the lung with a computer, the oxygen output from the plateau single oxygen supply device and the external air of the device are inhaled simultaneously when breathing, and the total amount V of the inhaled gas is collected by the computer of the actively simulating the lung with the computer General 2 And the total amount of gas V to be inhaled General 2 Analyzing the oxygen content percentage O of each inhaled gas by using a gas flow analyzer 2 ρ 2 The total oxygen amount provided by the plateau single oxygen supply device each time is obtained through calculation, and the total oxygen amount inhaled each time and the oxygen content proportion are obtained according to integration per minute; the calculation formula is as follows:
under conventional altitude ordinary pressure environment, before opening the single apparatus of oxygen supply in plateau, take the initiative simulation lung of computer to inhale oxygen volume to be: v Oxygen gas 1 ＝V General 1 ×O 2 ρ 1 ；
After the plateau single oxygen supply device is opened under the normal altitude and normal pressure environmentThe active simulated lung with computer inhales oxygen amount as follows: v Oxygen total 2 ＝V General 2 ×O 2 ρ 2 ；
The oxygen output quantity of the plateau single oxygen supply device under the conventional altitude normal pressure environment can be obtained through comparison.
As another preferable scheme of the present invention, the test under the simulated altitude low-pressure environment specifically includes:
under the condition of simulating altitude low-pressure environment of plateau, firstly opening an airflow analyzer and an active simulation lung with a computer, setting the respiratory frequency and the vital capacity of a human body to simulate the respiratory frequency of the active simulation lung with the computer for breathing, and analyzing the total gas volume V (altitude) of each current breath General 1 And oxygen content percentage O of air 2 (altitude) ρ 1 ；
Open the single apparatus of supplying oxygen in plateau again, after reaching predetermined altitude, the output quantity is different under the single apparatus of supplying oxygen in plateau is according to different altitudes, through the initiative simulation lung of taking the computer, set for respiratory frequency and vital capacity according to human respiratory frequency and breathe, breathe simultaneously, inhale the oxygen of output in the single apparatus of supplying oxygen in plateau and with the device outside air under this simulation altitude simultaneously, gather inspiratory total amount of gas V (altitude) through the computer of the initiative simulation lung of taking the computer General 2 And analyzing the total amount of the inhaled gas by a gas flow analyzer, wherein the oxygen percentage O of each inhaled gas 2 (altitude) ρ 2 The total oxygen amount provided by the plateau single oxygen supply device each time is obtained through calculation, and the total oxygen amount inhaled each time and the oxygen content proportion are obtained according to integration per minute; the calculation formula is as follows:
under the simulation plateau height degree low pressure environment, before opening the single apparatus of oxygen supply in plateau, take the initiative simulation lung of computer to inhale oxygen volume and be: v (altitude) Oxygen gas 1 Either V (altitude) General 1 ×O 2 (altitude) ρ 1 ；
Under the simulation plateau height degree low pressure environment, open the single oxygen supply apparatus in plateau after, take the initiative simulation lung of computer to inhale oxygen volume and be: v (altitude)) Oxygen total 2 Either V (altitude) General 2 ×O 2 (altitude) ρ 2 ；
Through the comparison, the oxygen proportion of the air provided by the plateau single oxygen supply device for the human body breathing and the oxygen output quantity increased by each breathing can be obtained.
A test system of a plateau single oxygen supply device comprises an active simulation lung with a computer, an airflow analyzer, a breathing pipeline, a joint and a low-pressure test box, wherein the active simulation lung is matched with the plateau single oxygen supply device;
testing under a normal altitude and normal pressure environment: the oxygen output end of the plateau single oxygen supply device is connected with the input end of an active simulation lung with a computer through a breathing pipeline and a joint, and the output end of the active simulation lung with the computer is connected with an airflow analyzer;
and (3) simulating the test under the altitude low-pressure environment of the plateau: and arranging the connected plateau single oxygen supply device and the active simulated lung with a computer in a low-pressure test box.
The invention has the beneficial effects that:
the test method and the test system of the plateau single oxygen supply device provided by the invention can be used for testing the plateau single oxygen supply device, can be used for testing in a conventional altitude normal pressure environment, and can also be placed in a low-pressure test box to simulate the plateau altitude low-pressure environment for testing; the invention can effectively verify whether the plateau single oxygen supply device can solve the possible oxygen deficiency problem of the human body plateau under the plateau condition, thereby providing powerful technical support for the plateau activities of the human body.
Drawings
Fig. 1 is a schematic diagram of a test structure of the present invention in a conventional atmospheric environment.
Fig. 2 is a schematic diagram of a test structure of the present invention under a simulated altitude low-pressure environment.
The labels in the figure are: 1 is a plateau single oxygen supply device, 2 is an active simulation lung with a computer, 3 is an airflow analyzer, 4 is a breathing pipeline, and 5 is a low-pressure test box.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects solved by the present invention more clearly apparent, the present invention is further described in detail below with reference to the accompanying drawings and the detailed description. It should be understood that the detailed description and specific examples, while indicating the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.
The technical requirements of the plateau single oxygen supply device 1 are as follows: according to the physiological requirements of a human body in the plateau, the breathing oxygen supplement is carried out on the user according to the current height along with the difference of the altitude of the plateau; namely, the incoming air has different oxygen contents due to different altitudes, and the device can supplement insufficient oxygen at corresponding altitudes according to the difference of the altitudes. The plateau single oxygen supply device 1 can continuously output oxygen, can provide different oxygen flow according to different altitudes, such as the altitude of 3500 meters and 5400 meters, and the oxygen needing to be supplemented is not less than 400ml per minute and 800ml per minute respectively. Therefore, it can be simulated whether the oxygen of the inhaled gas of the human body is satisfied at the altitude, and the specific embodiment of the present invention is given below.
Example 1
Referring to fig. 1 and 2, a method for testing a plateau single oxygen supply device includes testing in a normal atmospheric environment at normal altitude and testing in a simulated low atmospheric environment at altitude in a plateau; the test under the normal-altitude normal-pressure environment comprises the following steps: the plateau single oxygen supply device 1 is connected with an active simulation lung 2 with a computer through a breathing pipeline 4 and a joint, and the active simulation lung 2 with the computer is connected with an airflow analyzer 3; opening the plateau single oxygen supply device 1 to enable oxygen in the plateau single oxygen supply device 1 to be output according to different altitudes, setting respiratory frequency and vital capacity according to the respiratory frequency of a human body to breathe through an active simulation lung 2 with a computer, and simultaneously inhaling the oxygen output from the plateau single oxygen supply device 1 and external air of the device; the total amount of inhaled gas is collected by a computer with a computer for actively simulating the lung 2, the total amount of inhaled gas is analyzed by an airflow analyzer 3, the oxygen percentage of the gas inhaled each time is analyzed, and the total amount of oxygen provided by the plateau single oxygen supply device 1 each time is obtained by calculation; the integration is carried out every minute to obtain the oxygen proportion required under the corresponding altitude and to determine whether the requirement of oxygen supplement under the altitude condition is met, so that the condition that the index of the plateau single oxygen supply device 1 is met is verified.
The test under the simulated plateau altitude low-pressure environment comprises the following steps: the plateau single oxygen supply device 1 is connected with an active simulation lung 2 with a computer through a breathing pipeline 4 and a joint, and is placed in a low-pressure test box 5, the active simulation lung 2 with the computer is connected with an airflow analyzer 3, and the air pressure value of the low-pressure test box 5 is adjusted to simulate air environments under different altitudes for testing under the simulated low-pressure environment; firstly, opening an airflow analyzer 3 for analysis, analyzing the oxygen concentration under the altitude condition, then opening the plateau single oxygen supply device 1, and when the preset altitude is reached, the oxygen in the plateau single oxygen supply device 1 has different output quantities according to different altitudes; the active simulation lung 2 with a computer is used for setting the respiratory frequency and the vital capacity according to the respiratory frequency of a human body to breathe, and simultaneously inhaling oxygen output from the plateau single oxygen supply device 1 and external air of the device at the simulated altitude; the total amount of inhaled gas is collected by a computer with a computer for actively simulating the lung 2, the total amount of inhaled gas is analyzed by a gas flow analyzer, the oxygen percentage of the gas inhaled each time is analyzed, and the total amount of oxygen provided by the plateau single oxygen supply device each time is obtained by calculation; the integration is carried out every minute to obtain the oxygen proportion required under the corresponding altitude, and whether the requirement of the oxygen supplement under the altitude condition is met or not is judged, so that the condition that the index of the plateau single oxygen supply device is met is verified.
Referring to fig. 1, the test under the normal atmospheric environment at the normal altitude specifically includes: under the normal altitude and normal pressure environment condition, firstly, the airflow analyzer 3 and the active simulation lung 2 with a computer are opened, the active simulation lung 2 with the computer simulates the human body respiratory frequency and the lung capacity to breathe, and the airflow analyzer 3 analyzes the total amount V of gas breathed at each time General 1 And oxygen content percentage O of air 2 ρ 1 ；
Then the plateau single oxygen supply device 1 is opened, and the plateau single oxygen supply device passes through the active die with the computerThe artificial lung 2 is used for breathing according to the breathing frequency and the vital capacity set by the human body breathing frequency, simultaneously inhaling the oxygen output from the plateau single oxygen supply device 1 and the external air of the device, and collecting the total amount V of the inhaled gas by a computer with a computer for actively simulating the artificial lung 2 General 2 And the total amount of gas V to be inhaled General 2 The oxygen content percentage O of each inhaled gas is analyzed by the gas flow analyzer 3 2 ρ 2 The total oxygen amount provided by the plateau single oxygen supply device 1 each time is obtained through calculation, and the total oxygen amount inhaled each time and the oxygen content proportion are obtained according to integration per minute; the calculation formula is as follows:
under conventional altitude ordinary pressure environment, before opening single oxygen supply unit 1 in plateau, take initiative simulation lung 2 of computer to inhale oxygen volume to be: v Oxygen gas 1 ＝V General 1 ×O 2 ρ 1 ；
Under conventional altitude ordinary pressure environment, open the single apparatus of oxygen supply 1 in plateau after, take initiative simulation lung 2 of computer to inhale the oxygen volume and be: v Oxygen total 2 ＝V General 2 ×O 2 ρ 2 ；
Through the comparison, the oxygen output quantity of the plateau single oxygen supply device 1 in the conventional altitude normal pressure environment can be obtained.
Referring to fig. 2, the test under the simulated altitude and low pressure environment specifically includes: under the condition of simulating altitude low-pressure environment of plateau, firstly opening the airflow analyzer 3 and the active simulation lung 2 with computer, simulating the human body respiratory frequency by the active simulation lung 2 with computer, setting the respiratory frequency and vital capacity to breathe, and analyzing the total amount of gas V (altitude) breathed at each time General 1 And oxygen content percentage O of air 2 (altitude) ρ 1 ；
Open single apparatus of oxygen supply 1 in plateau again, after reaching predetermined altitude, output quantity is different under the oxygen in the single apparatus of oxygen supply 1 in plateau is according to different altitude, through the initiative simulation lung 2 of taking the computer, sets for respiratory frequency and vital capacity according to human respiratory frequency and breathes, breathes simultaneously, inhales the oxygen of output in the single apparatus of oxygen supply 1 in plateau and inhale the device outside air under this simulation altitude simultaneouslyIn this case, the total amount of inhaled air V (altitude) is collected by a computer with computer active lung simulator 2 General 2 And the total amount of the inhaled gas is analyzed by a gas flow analyzer 3, the oxygen percentage O of each inhaled gas 2 (altitude) ρ 2 The total oxygen amount provided by the plateau single oxygen supply device 1 each time is obtained through calculation, and the total oxygen amount inhaled each time and the oxygen content proportion are obtained according to integration per minute; the calculation formula is as follows:
under the simulation plateau height degree low pressure environment, before opening single oxygen supply equipment 1 in plateau, take initiative simulation lung 2 of computer to inhale the oxygen volume and be: v (altitude) Oxygen gas 1 Either V (altitude) General 1 ×O 2 (altitude) ρ 1 ；
Under the simulation plateau height degree low pressure environment, open the single oxygen supply apparatus in plateau 1 back, take the initiative simulation lung 2 of computer to inhale the oxygen volume and be: v (altitude) Oxygen total 2 Either V (altitude) General 2 ×O 2 (altitude) ρ 2 ；
By contrast, the proportion of oxygen in the air provided by the plateau single oxygen supply device 1 at the corresponding altitude and the oxygen output increased by each breath can be obtained.
Example 2
A test system of a plateau single oxygen supply device comprises an active simulation lung 2 with a computer, an airflow analyzer 3, a breathing pipeline 4, a joint and a low-pressure test box 5, wherein the active simulation lung is matched with the plateau single oxygen supply device 1; the active simulated lung 2 with the computer refers to human breath for 16-22 times/min, and the breathing frequency can be adjusted; the gas flow analyzer 3 is used for oxygen concentration test; and the low-pressure test chamber 5 is used for simulating the altitude in the plateau.
As shown in fig. 1, the test under the normal atmospheric environment at normal altitude: the oxygen output end of the plateau single oxygen supply device 1 is connected with the input end of the active simulation lung 2 with a computer through a breathing pipeline 4 and a joint, and the output end of the active simulation lung 2 with the computer is connected with the airflow analyzer 3.
As shown in fig. 2, the test under the altitude low-pressure environment of plateau is simulated: the connected plateau single oxygen supply device 1 and the active simulation lung 2 with a computer are arranged in a low-pressure test box 5.
By the testing method and the testing system, the oxygen content proportion increased by the plateau single oxygen supply device 1 can make up for the shortage of total oxygen due to the reduction of total air inhaled each time caused by thin air at different heights according to the physiological needs of human bodies under different altitude conditions; after the oxygen content percentage is increased, although the total amount of oxygen inhaled in each breath is insufficient, the total amount of oxygen required by human physiology is equivalent to the inhaled amount in a conventional area due to the increased oxygen content ratio; therefore, the application of the test method and the test system can effectively verify whether the plateau single oxygen supply device 1 can solve the possible oxygen deficiency problem of the human plateau under the plateau condition, thereby providing powerful technical support for the plateau activities of the human.
It should be understood that the detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can be modified or substituted equally to achieve the same technical effects; as long as the use requirements are met, the method is within the protection scope of the invention.
Claims (4)
1. A test method of a plateau single oxygen supply device is characterized in that: the method comprises the steps of testing in a conventional altitude normal-pressure environment and testing in a simulated altitude low-pressure environment;
the test under the normal-altitude normal-pressure environment comprises the following steps: the plateau single oxygen supply device is connected with an active simulation lung with a computer through a breathing pipeline and a joint, and the active simulation lung with the computer is connected with an airflow analyzer; opening the plateau single oxygen supply device, enabling oxygen in the plateau single oxygen supply device to be output according to different altitudes, setting respiratory frequency and vital capacity according to human respiratory frequency through actively simulating lungs with a computer to breathe, and simultaneously inhaling the oxygen output from the plateau single oxygen supply device and external air of the plateau single oxygen supply device; collecting the total amount of inhaled gas by a computer with a computer for actively simulating the lung, analyzing the total amount of the inhaled gas by a gas flow analyzer, analyzing the oxygen percentage of the inhaled gas each time, and calculating to obtain the total amount of oxygen provided by the plateau single oxygen supply device each time; integrating every minute to obtain the oxygen proportion required under the corresponding altitude and to determine whether the requirement of supplementing oxygen under the altitude condition is met, thereby verifying that the index of the plateau single oxygen supply device meets the condition;
the test under the simulated plateau altitude low-pressure environment comprises the following steps: the plateau single oxygen supply device is connected with an active simulation lung with a computer through a breathing pipeline and a joint and is placed in a low-pressure test box, the active simulation lung with the computer is connected with an airflow analyzer, and the air pressure value of the low-pressure test box is adjusted to simulate air environments at different altitudes for testing under the simulated low-pressure environment; firstly, opening an airflow analyzer for analysis, analyzing the oxygen concentration under the altitude condition, then opening the plateau single oxygen supply device, and when the preset altitude is reached, the oxygen in the plateau single oxygen supply device has different output quantities according to different altitudes; the method comprises the steps that a computer is used for actively simulating lungs, the breathing frequency and the vital capacity are set according to the breathing frequency of a human body for breathing, and oxygen output from a plateau single oxygen supply device and external air of the device under the simulated altitude height are simultaneously inhaled during breathing; the total amount of inhaled gas is collected by a computer with a computer for actively simulating the lung, the total amount of inhaled gas is analyzed by an airflow analyzer, the oxygen percentage of the inhaled gas each time is analyzed, and the total amount of oxygen provided by the plateau single oxygen supply device each time is obtained by calculation; the integration is carried out every minute to obtain the oxygen proportion required under the corresponding altitude, and whether the requirement of the oxygen supplement under the altitude condition is met or not is judged, so that the condition that the index of the plateau single oxygen supply device is met is verified.
2. The testing method of the plateau single oxygen supply device as claimed in claim 1, wherein: the test under the conventional altitude and normal pressure environment specifically comprises the following steps:
under the normal altitude and normal pressure environmental conditions, the airflow analyzer is firstly started andthe active simulated lung with the computer simulates the human body respiratory frequency, sets the respiratory frequency and the vital capacity to breathe, and the airflow analyzer analyzes the total amount V of the gas breathed at present each time General 1 And oxygen content percentage O of air 2 ρ 1 ；
Then the plateau single oxygen supply device is opened, the breathing frequency and the vital capacity are set according to the breathing frequency of a human body to breathe by actively simulating the lungs with a computer, the oxygen output by the plateau single oxygen supply device and the external air of the device are inhaled simultaneously when breathing, and the total amount V of the inhaled gas is collected by the computer of the actively simulating lungs with the computer General 2 And the total amount of gas V to be inhaled General 2 Analyzing the oxygen content percentage O of each inhaled gas by using a gas flow analyzer 2 ρ 2 The total oxygen amount provided by the plateau single oxygen supply device each time is obtained through calculation, and the total oxygen amount inhaled each time and the oxygen content proportion are obtained according to integration per minute; the calculation formula is as follows:
under conventional altitude ordinary pressure environment, before opening the single apparatus of oxygen supply in plateau, take the initiative simulation lung of computer to inhale oxygen volume to be: v Oxygen gas 1 ＝V General 1 ×O 2 ρ 1 ；
Under conventional altitude ordinary pressure environment, after opening the single oxygen supply unit in plateau, take the initiative simulation lung of computer to inhale oxygen volume and be: v Oxygen system 2 ＝V General 2 ×O 2 ρ 2 ；
Through the comparison, the oxygen output quantity of the plateau single oxygen supply device in the conventional altitude normal-pressure environment can be obtained.
3. The test method of the plateau single oxygen supply device as claimed in claim 1, wherein: the test under the simulated plateau altitude low-pressure environment specifically comprises the following steps:
under the condition of simulating altitude low-pressure environment of plateau, firstly opening an airflow analyzer and an active simulation lung with a computer, setting the respiratory frequency and the vital capacity of a human body to simulate the respiratory frequency of the active simulation lung with the computer for breathing, and analyzing the total gas volume V (altitude) of each current breath General 1 And oxygen content percentage O of air 2 (altitude) ρ 1 ；
Open plateau single apparatus of oxygen supply again, after reaching predetermined altitude, the output volume is different under the oxygen in the plateau single apparatus of oxygen supply is according to different altitudes, through the initiative simulation lung of taking the computer, set for respiratory frequency and vital capacity according to human respiratory frequency and breathe, breathe simultaneously, inhale the oxygen of output in the plateau single apparatus of oxygen supply and with the device outside air under this simulation altitude simultaneously, gather inspiratory gas total volume V (altitude) through the computer of the initiative simulation lung of taking the computer General 2 And analyzing the total amount of the inhaled gas by a gas flow analyzer, wherein the oxygen percentage O of each inhaled gas 2 (altitude) ρ 2 The total oxygen amount provided by the plateau single oxygen supply device each time is obtained through calculation, and the total oxygen amount inhaled each time and the oxygen content proportion are obtained according to integration per minute; the calculation formula is as follows:
under the simulation plateau height level low pressure environment, before opening the single apparatus of oxygen supply in plateau, take the initiative simulation lung inhalation oxygen volume of computer to be: v (altitude) Oxygen gas 1 Either V (altitude) General 1 ×O 2 (altitude) ρ 1 ；
Under the simulation plateau height degree low pressure environment, open the single oxygen supply apparatus in plateau after, take the initiative simulation lung of computer to inhale oxygen volume and be: v (altitude) Oxygen total 2 Either V (altitude) General 2 ×O 2 (altitude) ρ 2 ；
Through the comparison, the oxygen proportion of the air provided by the plateau single oxygen supply device for the human body breathing and the oxygen output quantity increased by each breathing can be obtained.
4. The utility model provides a test system of single apparatus of oxygen suppliment in plateau which characterized in that: the plateau single oxygen supply device comprises an active simulation lung with a computer, an airflow analyzer, a breathing pipeline, a joint and a low-pressure test box, wherein the active simulation lung is matched with the plateau single oxygen supply device;
testing under a normal altitude and normal pressure environment: the oxygen output end of the plateau single oxygen supply device is connected with the input end of an active simulation lung with a computer through a breathing pipeline and a joint, and the output end of the active simulation lung with the computer is connected with an airflow analyzer;
and (3) simulating the test under the altitude low-pressure environment of the plateau: and arranging the connected plateau single oxygen supply device and the active simulation lung with a computer in a low-pressure test box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210550790.5A CN114942154B (en) | 2022-05-20 | 2022-05-20 | Test method and system for plateau single person oxygen supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210550790.5A CN114942154B (en) | 2022-05-20 | 2022-05-20 | Test method and system for plateau single person oxygen supply device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114942154A true CN114942154A (en) | 2022-08-26 |
| CN114942154B CN114942154B (en) | 2024-08-06 |
Family
ID=82909774
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210550790.5A Active CN114942154B (en) | 2022-05-20 | 2022-05-20 | Test method and system for plateau single person oxygen supply device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114942154B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118615607A (en) * | 2024-08-13 | 2024-09-10 | 湖南万脉医疗科技有限公司 | MEMS-based air respirator adjusting method and system |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2927223Y (en) * | 2005-09-16 | 2007-07-25 | 宋兰庭 | Simulated test bed of PSA oxygen-making system under plateau artificial low-pressure environment |
| US20160166796A1 (en) * | 2014-12-12 | 2016-06-16 | Dynasthetics, Llc | System and method for detection of oxygen delivery failure |
| CN107402140A (en) * | 2017-08-25 | 2017-11-28 | 四川海特亚美航空技术有限公司 | Full-automatic demand regulator test system |
| CN114279499A (en) * | 2021-12-23 | 2022-04-05 | 中国人民解放军联勤保障部队药品仪器监督检验总站 | Online calibration device and system of oxygen production and supply equipment |
-
2022
- 2022-05-20 CN CN202210550790.5A patent/CN114942154B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2927223Y (en) * | 2005-09-16 | 2007-07-25 | 宋兰庭 | Simulated test bed of PSA oxygen-making system under plateau artificial low-pressure environment |
| US20160166796A1 (en) * | 2014-12-12 | 2016-06-16 | Dynasthetics, Llc | System and method for detection of oxygen delivery failure |
| CN107402140A (en) * | 2017-08-25 | 2017-11-28 | 四川海特亚美航空技术有限公司 | Full-automatic demand regulator test system |
| CN114279499A (en) * | 2021-12-23 | 2022-04-05 | 中国人民解放军联勤保障部队药品仪器监督检验总站 | Online calibration device and system of oxygen production and supply equipment |
Non-Patent Citations (1)
| Title |
|---|
| 谢康宁;韩伟;姜茂刚;阮俊勇;丁攀;罗二平;: "脉冲式高浓度单兵制氧机高原实地应用效果评价", 中国医疗设备, no. 05, 10 May 2019 (2019-05-10) * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118615607A (en) * | 2024-08-13 | 2024-09-10 | 湖南万脉医疗科技有限公司 | MEMS-based air respirator adjusting method and system |
Also Published As
| Publication number | Publication date |
|---|---|
| CN114942154B (en) | 2024-08-06 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US6871645B2 (en) | Reduced-oxygen breathing device | |
| CN102491277B (en) | Intelligent low-oxygen generating device system and control method | |
| Byrne-Quinn et al. | Ventilatory control in the athlete. | |
| CN102151385B (en) | Breath trainer | |
| CN206152034U (en) | Follow control system who breathes apparatus of oxygen supply | |
| CN108389456A (en) | altitude environment simulation device system | |
| CN102663947A (en) | Apparatus for actively simulating autonomous respiration of human body in vitro and gas analyzing method employing the same | |
| CN110763810B (en) | Quality inspection system of exhale analyzer | |
| US9764170B2 (en) | Hypoxia recovery system for mask off hypoxia training | |
| CN103330962A (en) | Sputum suction device with breath simulating function | |
| CN114942154A (en) | Test method and system for plateau single oxygen supply device | |
| CN209166767U (en) | The test device of aircraft oxygen mask | |
| CN2905089Y (en) | Human respiration-simulating exanimation device | |
| CN211132547U (en) | Breathing air bag capable of displaying tidal volume in real time | |
| CN212631624U (en) | Respiratory barometer | |
| CN202430001U (en) | Intelligent low-oxygen generation device system | |
| CN211245014U (en) | Breathing device and breathing machine | |
| CN113567095A (en) | Oxygen mask oxygen supply performance test device for airplane | |
| CN118565873A (en) | Aviation oxygen supply equipment simulated respiration dynamic test device and method | |
| CN206930556U (en) | A kind of human body alveolar aerosol deposition measurement experiment system | |
| Gravenstein et al. | Capnography and the Bain circuit I: a computer model | |
| CN205983160U (en) | Simple and easy hypoxemia body -building and detection and control system | |
| CN221411203U (en) | Breathe with safety device | |
| CN213249067U (en) | Respiratory disease intelligent monitoring face guard | |
| CN216449524U (en) | Protection articles for use dead space testing arrangement |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |