CN110304233A - A kind of Sudden warming in stratosphere pressure increase and decrease device and method - Google Patents
A kind of Sudden warming in stratosphere pressure increase and decrease device and method Download PDFInfo
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- CN110304233A CN110304233A CN201910506811.1A CN201910506811A CN110304233A CN 110304233 A CN110304233 A CN 110304233A CN 201910506811 A CN201910506811 A CN 201910506811A CN 110304233 A CN110304233 A CN 110304233A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64B—LIGHTER-THAN AIR AIRCRAFT
- B64B1/00—Lighter-than-air aircraft
- B64B1/58—Arrangements or construction of gas-bags; Filling arrangements
- B64B1/62—Controlling gas pressure, heating, cooling, or discharging gas
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
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- General Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Measuring Fluid Pressure (AREA)
Abstract
The invention discloses a kind of Sudden warming in stratosphere pressure to increase and decrease device, and described device includes: isobaric chamber (1), Pressure Control Unit (2), pressure monitoring component (3), air storage chamber (4) and central control unit (5)；The isobaric chamber (1) is for being arranged atmosphere original position photoactive component ofthe detection instrument；The Pressure Control Unit (2) enters air storage chamber (4) and isobaric chamber (1) for controlling gas, and the pressure of isobaric chamber (1) is made to be maintained at the normal pressure range of 800-1100mbar；The pressure monitoring component (3) is sent to central control unit (5) for monitoring the pressure of isobaric chamber (1) and air storage chamber (4), and by pressure data；The air storage chamber (4) for storing from the external world through Pressure Control Unit (2) compressed atmosphere gas, and injects a gas into isobaric chamber (1)；The central control unit (5) exports control signal to Pressure Control Unit (2) for receiving pressure data, and according to pressure data.
Description
Technical field
The invention belongs to Space environment detection technical fields, and in particular to a kind of stratospheric pressure increase and decrease device and side
Method.
Background technique
Near space is one and not yet completes the airspace that utilizes of system development, due to its military, Science Explorations and
The industries such as communication, navigation, agricultural, meteorological, manned tourism, geographical mapping with important strategic importance and application value, the U.S.,
The country such as Russia, European Union, China, Japan, Israel deploys relevant item plan.With 10-40 kilometers of balloons or dirigible
Carrying out near space stratosphere environment detection is emerging popular field of detecting.Stratospheric ozone, nitrogen oxides etc. are photochemical to be studied
Point have on global climate and to significantly affect, and near space atmospheric environment in-situ investigation data are seldom, especially Sudden warming in stratosphere
Photoactive component ofthe in-situ investigation data are especially rare.It there is no special stratosphere photoactive component ofthe in-situ investigation instrument, phase at present
The atmospheric pressure environment that can be only applied to ground to more mature business atmospheric photochemistry ingredient in situ detection instrument, not can be used directly
In stratospheric hypobaric.And existing business atmospheric photochemistry ingredient in situ detection instrument can be only applied to the normal of ground
Pressure ring border (800-1100mbar) not can be used directly in 10-40 kilometers of stratospheric low pressures of dirigible or balloon flight height
Environment (2-265mbar) continuous work.
Summary of the invention
It is an object of the invention to overcome above-mentioned technological deficiency, in order to enable business atmospheric photochemistry ingredient in situ survey meter
Device can continuously work normally on stratosphere flight device, obtain the ingredient and content information of Sudden warming in stratosphere, present invention design
By stratosphere neutral atmosphere pressure increase to normal pressure and the device of dynamic equilibrium is maintained, the quotient of ground atmospheric pressure environment will be suitable for
The working range of sparetime university's gas photoactive component ofthe in-situ investigation instrument has been extended to stratosphere.
To achieve the goals above, the invention proposes a kind of stratospheric pressure to increase and decrease device, and described device includes: perseverance
Ballasting, Pressure Control Unit, pressure monitoring component, air storage chamber and central control unit；
The isobaric chamber, for atmosphere original position photoactive component ofthe detection instrument to be arranged；
The Pressure Control Unit enters air storage chamber and isobaric chamber for controlling gas, is maintained at the pressure of isobaric chamber
The normal pressure range of 800-1100mbar；
The pressure monitoring component is sent to center for monitoring the pressure of isobaric chamber and air storage chamber, and by pressure data
Control unit；
The air storage chamber, for storing from the external world through the compressed atmosphere gas of Pressure Control Unit, and by gas
Inject isobaric chamber；
The central control unit for receiving pressure data, and is exported to Pressure Control Unit according to pressure data and is controlled
Signal processed.
As a kind of improvement of above-mentioned apparatus, the pressure monitoring component includes first pressure meter and second pressure meter, institute
First pressure meter is stated to be mounted on air storage chamber, for measuring the pressure of air storage chamber, the second pressure meter is mounted on isobaric chamber,
For measuring the pressure of isobaric chamber.
As a kind of improvement of above-mentioned apparatus, the Pressure Control Unit includes: several solenoid valves, vacuum pump and several
A gas piping；The solenoid valve, vacuum pump are connect by transmission line with central control unit；The solenoid valve is the first electromagnetism
Valve, second solenoid valve, third solenoid valve or the 4th solenoid valve；The gas piping be first gas pipeline, second gas pipeline,
Third gas pipeline, the 4th gas piping, the 5th gas piping, the 6th gas piping, the 7th gas piping, the 8th flue
Road, the 9th gas piping；The solenoid valve, for controlling the connection and disconnection of gas flow paths；The vacuum pump, being used for will
Extraneous hypobaric gas is compressed, and air storage chamber is then injected into；The gas piping, is used for transmission gas.
As a kind of improvement of above-mentioned apparatus, the third gas pipeline, the first solenoid valve, second gas pipeline, vacuum
Pump, first gas pipeline and air storage chamber are sequentially connected；When the first solenoid valve is connected to, the vacuum pump is opened, and ambient atmos are along the
Three gas pipings, the first solenoid valve and second gas pipeline are inhaled into vacuum pump, inject gas storage along first gas pipeline after compression
Room；
The air storage chamber, the 4th gas piping, third solenoid valve, the 6th gas piping and isobaric chamber are sequentially connected；Work as perseverance
After ballast pressure increases to 1100mbar, first solenoid valve and vacuum pump are closed, the third solenoid valve and the 4th electromagnetism
Valve connection, the gas of the air storage chamber enter isobaric chamber along the 4th gas piping, third solenoid valve；
The isobaric chamber, the 7th gas piping, the 4th solenoid valve are sequentially connected with the 8th gas piping；Gas passes through the 7th
Gas piping, the 4th solenoid valve and the 8th gas piping flow out isobaric chamber, and gas isobaric chamber pressure in flow process maintains
800-1100mbar；
The air storage chamber, the 5th gas piping, second solenoid valve and the 9th gas piping are sequentially connected, when gas storage chamber pressure
Drop to 800mbar, third solenoid valve and the 4th solenoid valve are closed, second solenoid valve is opened, and the gas of the air storage chamber is through the
Five gas pipings, second solenoid valve and the 9th gas piping are flowed into extraneous hypobaric.
As a kind of improvement of above-mentioned apparatus, the gas piping uses tenon hose.
As a kind of improvement of above-mentioned apparatus, the vacuum pump uses diaphragm pump.
Based on above-mentioned apparatus, the present invention also provides a kind of Sudden warming in stratosphere pressure to increase and decrease method, which comprises
Power supply is transported to the first solenoid valve by the central control unit, and first solenoid valve is opened；The vacuum pump
It opens, ambient atmos are inhaled into vacuum pump along third gas pipeline, the first solenoid valve and second gas pipeline, along first after compression
Gas piping injects air storage chamber,
When the pressure data that the first pressure meter that the central control unit receives is sent is more than 1100mbar, stop
Power supply is conveyed to the first solenoid valve, the first solenoid valve and vacuum pump are closed, to third solenoid valve and the 4th solenoid valve input power,
Third solenoid valve and the 4th solenoid valve are opened, and the gas of air storage chamber enters isobaric chamber along the 4th gas piping, third solenoid valve；Institute
Gas is stated by the 7th gas piping, the 4th solenoid valve and the 8th gas piping outflow isobaric chamber；
When the pressure data that the first pressure meter that the central control unit receives is sent is lower than 800mbar, stop
To third solenoid valve and the 4th solenoid valve conveying power supply and to second solenoid valve input power, the third solenoid valve and the 4th electricity
Magnet valve is closed, and the second solenoid valve is opened, and the gas storage chamber pressure is through the 5th gas piping, second solenoid valve and the 9th gas
Pipeline is flowed into extraneous hypobaric.
As a kind of improvement of the above method, the method also includes: second received when the central control unit
The pressure data that pressure gauge is sent is lower than 800mbar and the 4th solenoid valve in the open state, stops to the 4th solenoid valve
Power supply is conveyed, the 4th solenoid valve is closed.
Present invention has an advantage that
1, apparatus and method of the present invention enables business atmospheric photochemistry ingredient in situ detection instrument in stratosphere gas
Continuous work on ball or dirigible, the gas composition analyzer device to be only capable of in ground handling is created in stratosphere being capable of normal work
The atmospheric pressure environment of work；
2, the invention proposes by stratosphere neutral atmosphere pressure boost to 800-1100mbar and long term constant is maintained, make
The method and apparatus that continuously measure can be carried out at 10-40 kilometers of near space by obtaining atmospheric photochemistry ingredient in situ detection instrument, will
The working range of business atmospheric photochemistry ingredient in situ detection instrument suitable for ground atmospheric pressure environment has been extended to stratosphere；
3, apparatus and method of the present invention can obtain long-time, continuously observe data；
4, the device of the invention is calculated by conductance and introduces air storage chamber, isobaric chamber, gas piping and workflow design,
The vacuum pump for having used low-power consumption weight meets the constraint of existing dirigible or aerostat load capacity condition.
Detailed description of the invention
Fig. 1 is that the Sudden warming in stratosphere pressure of the embodiment of the present invention 1 increases and decreases the composition figure of device；
Fig. 2 is the block diagram of Pressure Control Unit of the invention；
Fig. 3 is that the Sudden warming in stratosphere pressure of the embodiment of the present invention 2 increases and decreases the flow chart of method.
Attached drawing mark:
1, isobaric chamber 2, Pressure Control Unit 3, pressure monitoring component
4, air storage chamber 5, central control unit 21, the first solenoid valve
22, second solenoid valve 23, third solenoid valve 24, the 4th solenoid valve
27, vacuum pump 31, first pressure meter 32, second pressure meter
61, first gas pipeline 62, the 4th gas piping 63, the 5th gas piping
64, second gas pipeline 65, third gas pipeline 66, the 9th gas piping
71, the 6th gas piping 72, the 7th gas piping 73, the 8th gas piping
Specific embodiment
The present invention will be described in detail in the following with reference to the drawings and specific embodiments.
The device of the invention both guarantees stratosphere for the environment that dynamic pressure balances under one normal pressure of advection layer building
Neutral gas can continue with the environment exchanging gas, and guarantee that during this period, the pressure of the environment maintains 800-
The normal pressure of 1100mbar, so that the working range of business atmospheric photochemistry ingredient in situ detection instrument has been extended to stratosphere.
Embodiment 1
As shown in Figure 1, the embodiment of the present invention 1 provides a kind of Sudden warming in stratosphere pressure increase and decrease device, comprising: isobaric chamber
1, Pressure Control Unit 2, pressure monitoring component 3, air storage chamber 4, central control unit 5；As shown in Fig. 2, pressure monitoring component 3 wraps
First pressure meter 31, second pressure meter 32 and transmission line are included, transmission line is connect with central control unit 5, and first pressure meter 31 is pacified
On air storage chamber 4, gas storage chamber pressure is measured, second pressure meter 32 is mounted on isobaric chamber 1, measures isobaric chamber pressure, measurement
Pressure data is acquired by transmission line by central control unit 5.
Pressure Control Unit 2 include the first solenoid valve 21, the first solenoid valve 22, the first solenoid valve 23, the first solenoid valve 24,
Vacuum pump 27, first gas pipeline 61, second gas pipeline 64, third gas pipeline 65, the 4th gas piping 62, the 5th gas
Pipeline 63, the 6th gas piping 71, the 7th gas piping 72, the 8th gas piping 73 and the 9th gas piping 66.Four electromagnetism
Valve, vacuum pump 27 are connect by transmission line with central control unit 5, the perseverance that central control unit 5 is provided according to two pressure gauges
Ballasting and air storage chamber pressure signal, power supply is exported to the vacuum pump 27 of Pressure Control Unit 2 and four solenoid valves, it is controlled and opens
It closes.
Vacuum pump 27 is used for so that air storage chamber pressure increase is to 1100mbar.Air storage chamber 4 is passed through for storing from the external world
The compressed atmosphere gas of vacuum pump 27.Isobaric chamber 1 is for disposing atmosphere original position photoactive component ofthe detection instrument.Solenoid valve is used for
Control the on and off of gas flow paths.Gas piping is used for the transmission of gas.
Vacuum pump 27 is connect with first gas pipeline 61 and second gas pipeline 64, second gas pipeline 64 and the first electromagnetism
Valve 21 connects, and solenoid valve 21 is connect with third gas pipeline 65, and first gas pipeline 61 is connect with air storage chamber 4.Second solenoid valve
22, third solenoid valve 23, the 4th solenoid valve 24 is closed, and the first solenoid valve 21 connection, vacuum pump 27 is opened, and ambient atmos are along third
Gas piping 65, the first solenoid valve 21 and second gas pipeline 64 suck vacuum pump 27, after compression along first gas pipeline 61
Air storage chamber 4 is injected, so that 4 pressure increase of air storage chamber is to 1100mbar.
Air storage chamber 4 has been also connected with two other gas piping: the 4th gas piping 62 and the 5th other than connecting vacuum pump
Gas piping 63.Wherein, the 4th gas piping 62 is connect with third solenoid valve 23, third solenoid valve 23 and the 6th gas piping 71
Connection, the 6th gas piping 71 connect with isobaric chamber 1, and isobaric chamber 1 is connect with the 7th gas piping 72, the 7th gas piping 72 and
The connection of 4th solenoid valve 24, the 4th solenoid valve 24 are connect with the 8th gas piping 73.4 pressure increase of air storage chamber is to 1100mbar
Afterwards, the first solenoid valve 21 is closed, and vacuum pump 27 is closed, third solenoid valve 23, the connection of the 4th solenoid valve 24, the gas of air storage chamber 4
Enter isobaric chamber 1 along the 4th gas piping 62, third solenoid valve 23 and the 6th gas piping 71, using the 7th gas piping
72, the 4th solenoid valve 24 and the 8th gas piping 73 flow out isobaric chamber 1, and gas 1 pressure of isobaric chamber in flow process maintains
800-1100mbar.When 4 pressure of air storage chamber drops to 800mbar, third solenoid valve 23 and the 4th solenoid valve 24 are closed.
5th gas piping 63 is connect with second solenoid valve 22, and second solenoid valve 22 is connect with the 9th gas piping 66.Storage
After 4 pressure of gas chamber drops to 800mbar, third solenoid valve 23 and the closing of the 4th solenoid valve 24, second solenoid valve 22, gas storage are opened
4 pressure of room is flowed into extraneous hypobaric through the 5th gas piping 63, second solenoid valve 22 and the 9th gas piping 66, knot
One detection process of beam.
Embodiment 2
As shown in figure 3, increasing and decreasing device based on above-mentioned Sudden warming in stratosphere pressure, the embodiment of the present invention 2 proposes one kind
Sudden warming in stratosphere pressure increases and decreases method, comprising:
Power supply is transported to Pressure Control Unit 2 by S1, central control unit 5；
S2, pressure monitoring component 3 measure the pressure of isobaric chamber 1 and air storage chamber 4, and are sent to signal to central control unit
5；
S3, central control unit 5 export power supply to the vacuum pump 27 or solenoid valve of Pressure Control Unit 2 according to pressure,
The flowing for controlling gas, makes 1 pressure of isobaric chamber maintain 800-1100mbar.
Vacuum pump 27 will inject air storage chamber 4 after the gas compression of extraneous 2-60mbar, so that 4 pressure of air storage chamber reaches normal pressure
(800-1100mbar).Solenoid valve between air storage chamber 4 and isobaric chamber 1 is opened, and the gas of air storage chamber 4 passes through solenoid valve and gas
Pipeline injects isobaric chamber 1；The solenoid valve that isobaric chamber is connect with the external world is opened, and the gas of isobaric chamber 1 passes through solenoid valve and flue
Road flows out to the external world；The gas of the gas and outflow isobaric chamber 1 that inject isobaric chamber 1 from air storage chamber 4 reaches dynamic equilibrium, remains permanent
The atmospheric pressure environment of ballasting 1.
Ambient atmos are sucked and are compressed injection air storage chamber 4 by vacuum pump 27, gas pressure are increased to normal pressure, and pass through gas
Body pipeline flows in and out isobaric chamber 1, so that the lengthy pressure of isobaric chamber 1 maintains normal pressure state, realizes normal suitable for ground
The atmospheric photochemistry ingredient in situ measuring instrument in pressure ring border meets dirigible in 10-40 kilometers of near space continuous normal works
Small size, low weight power consumption requirements with balloon load capacity.
The present invention increases and decreases technology using Sudden warming in stratosphere pressure, is designed by conductance, utilizes vacuum pump, air storage chamber, constant pressure
The continuous work ring of the neutral gas of building Sudden warming in stratosphere dynamic equilibrium under normal pressure is realized in cabin, solenoid valve and gas piping
Border, and it is suitable for dirigible and aerostat.Load capacity if do not considered dirigible or aerostat, possible alternative solution include
It is designed by conductance, only with the vacuum pump and isobaric chamber and gas piping of more high pumping rate without the use of air storage chamber, although body
Product is slightly reduced, but will be greatly increased in the weight of such scheme intermediate pump, power consumption, more than the resource of dirigible or aerostat
Offer ability is unsatisfactory for the requirement of existing dirigible or aerostat to load miniaturization, low-power consumption.
The invention proposes the methods that can maintain normal pressure working environment in the dynamic that stratosphere uses, so that being suitable for ground
Atmospheric photochemistry ingredient in situ measuring instrument work normally, ambient atmosphere carried out 10-40 kilometers of stratosphere is continuous
In situ measurement.The present invention is the method that is increased and decreased by Sudden warming in stratosphere pressure by the work of atmospheric photochemistry ingredient in situ measuring instrument
It is maintained within the scope of normal pressure as pressure, atmospheric photochemistry ingredient in situ measuring instrument is placed in isobaric chamber, utilizes vacuum pump
Stratosphere gas sample is compressed and air storage chamber gas pressure is increased up into 1100mbar, subsequent compressed gas flows into constant pressure
The gas in cabin, isobaric chamber flows into external environment, and the pressure of isobaric chamber maintains 800-1100mba during this period, until air storage chamber
Pressure drops to 800mbar, opens next circulation.The present invention constructs the working environment of ground normal pressure in stratosphere, and full
The small size of sufficient dirigible and balloon load capacity, low weight power consumption requirements are suitable for following to the development of stratospheric Atmospheric components
In situ measurement.
It should be noted last that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting.Although ginseng
It is described the invention in detail according to embodiment, those skilled in the art should understand that, to technical side of the invention
Case is modified or replaced equivalently, and without departure from the spirit and scope of technical solution of the present invention, should all be covered in the present invention
Scope of the claims in.
Claims (8)
1. a kind of Sudden warming in stratosphere pressure increases and decreases device, which is characterized in that described device includes: isobaric chamber (1), pressure control portion
Part (2), pressure monitoring component (3), air storage chamber (4) and central control unit (5)；
The isobaric chamber (1), for atmosphere original position photoactive component ofthe detection instrument to be arranged；
The Pressure Control Unit (2) enters air storage chamber (4) and isobaric chamber (1) for controlling gas, makes the pressure of isobaric chamber (1)
Power is maintained at the normal pressure range of 800-1100mbar；
The pressure monitoring component (3), for monitoring the pressure of isobaric chamber (1) and air storage chamber (4), and pressure data is sent to
Central control unit (5)；
The air storage chamber (4), for storing from the external world through Pressure Control Unit (2) compressed atmosphere gas, and by gas
Body injects isobaric chamber (1)；
The central control unit (5) exports for receiving pressure data, and according to pressure data to Pressure Control Unit (2)
Control signal.
2. Sudden warming in stratosphere pressure according to claim 1 increases and decreases device, which is characterized in that the pressure monitoring component
It (3) include first pressure meter (31) and second pressure meter (32), the first pressure meter (31) is mounted on air storage chamber (4), uses
In the pressure of measurement air storage chamber (4), the second pressure meter (32) is mounted on isobaric chamber (1), for measuring isobaric chamber (1)
Pressure.
3. Sudden warming in stratosphere pressure according to claim 2 increases and decreases device, which is characterized in that the Pressure Control Unit
It (2) include: several solenoid valves, vacuum pump (27) and several gas pipings；The solenoid valve, vacuum pump (27) pass through transmission
Line is connect with central control unit (5)；The solenoid valve is the first solenoid valve (21), second solenoid valve (22), third solenoid valve
(23) or the 4th solenoid valve (24)；The gas piping is first gas pipeline (61), second gas pipeline (64), third gas
Pipeline (65), the 4th gas piping (62), the 5th gas piping (63), the 6th gas piping (71), the 7th gas piping (72),
8th gas piping (73), the 9th gas piping (66)；The solenoid valve, for controlling company's on and off of gas flow paths
It opens；The vacuum pump (27) is then injected into air storage chamber (4) for compressing extraneous hypobaric gas；The flue
Road is used for transmission gas.
4. Sudden warming in stratosphere pressure according to claim 3 increases and decreases device, which is characterized in that the third gas pipeline
(65), the first solenoid valve (21), second gas pipeline (64), vacuum pump (27), first gas pipeline (61) and air storage chamber (4) according to
Secondary connection；When the first solenoid valve (21) are connected to, the vacuum pump (27) is opened, and ambient atmos are along third gas pipeline (65), the
One solenoid valve (21) and second gas pipeline (64) are inhaled into vacuum pump (27), inject and store up along first gas pipeline (61) after compression
Gas chamber (4)；
The air storage chamber (4), the 4th gas piping (62), third solenoid valve (23), the 6th gas piping (71) and isobaric chamber (1)
It is sequentially connected；After isobaric chamber (4) pressure increase is to 1100mbar, first solenoid valve (21) and vacuum pump (27) are closed,
The third solenoid valve (23) is connected to the 4th solenoid valve (24), the gas of the air storage chamber (4) along the 4th gas piping (62),
Third solenoid valve (23) enters isobaric chamber (1)；
The isobaric chamber (1), the 7th gas piping (72), the 4th solenoid valve (24) are sequentially connected with the 8th gas piping (73)；
Gas exists by the 7th gas piping (72), the 4th solenoid valve (24) and the 8th gas piping (73) outflow isobaric chamber (1), gas
Isobaric chamber (1) pressure maintains 800-1100mbar in flow process；
The air storage chamber (4), the 5th gas piping (63), second solenoid valve (22) and the 9th gas piping (66) are sequentially connected,
It is closed when air storage chamber (4) pressure drops to 800mbar, third solenoid valve (23) and the 4th solenoid valve (24), second solenoid valve
(22) it opens, the gas of the air storage chamber (4) is through the 5th gas piping (63), second solenoid valve (22) and the 9th gas piping
(66) it is flowed into extraneous hypobaric.
5. Sudden warming in stratosphere pressure according to claim 3 increases and decreases device, which is characterized in that the gas piping is using special
Fluon hose.
6. Sudden warming in stratosphere pressure according to claim 3 increases and decreases device, which is characterized in that the vacuum pump (27) uses
Diaphragm pump.
7. a kind of Sudden warming in stratosphere pressure increases and decreases method, realized based on device described in one of claim 3-6, the method packet
It includes:
Power supply is transported to the first solenoid valve (21) by the central control unit (5), and first solenoid valve (21) is opened；It is described
Vacuum pump (27) is opened, and ambient atmos are along third gas pipeline (65), the first solenoid valve (21) and second gas pipeline (64) quilt
It sucks vacuum pump (27), injects air storage chamber (4) along first gas pipeline (61) after compression,
When the pressure data that the first pressure meter (31) that the central control unit (5) receives is sent is more than 1100mbar,
Stop conveying power supply to the first solenoid valve (21), the first solenoid valve (21) and vacuum pump (27) are closed, to third solenoid valve (23)
With the 4th solenoid valve (24) input power, third solenoid valve (23) and the 4th solenoid valve (24) are opened, the gas edge of air storage chamber (4)
4th gas piping (62), third solenoid valve (23) enter isobaric chamber (1)；The gas is by the 7th gas piping (72), the
Four solenoid valves (24) and the 8th gas piping (73) outflow isobaric chamber (1)；
When the pressure data that the first pressure meter (31) that the central control unit (5) receives is sent is lower than 800mbar, stop
Only to third solenoid valve (23) and the 4th solenoid valve (24) conveying power supply and to second solenoid valve (22) input power, the third
Solenoid valve (23) and the 4th solenoid valve (24) are closed, and the second solenoid valve (22) is opened, and air storage chamber (4) pressure is through the 5th
Gas piping (63), second solenoid valve (22) and the 9th gas piping (66) are flowed into extraneous hypobaric.
8. Sudden warming in stratosphere pressure according to claim 7 increases and decreases method, which is characterized in that the method also includes: when
The pressure data that the second pressure meter (32) that the central control unit (5) receives is sent is lower than 800mbar and the 4th electricity
Magnet valve (24) in the open state, stops conveying power supply to the 4th solenoid valve (24), the 4th solenoid valve (24) is closed.
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| JP2008544892A (en) * | 2005-06-30 | 2008-12-11 | アラヴィ，カマル | Unmanned aerial vehicles used as a platform for telecommunications or other scientific purposes |
| CN104816392A (en) * | 2015-04-14 | 2015-08-05 | 张金木 | Epoxy resin vacuum degassing pressure control system |
| CN106628098A (en) * | 2016-12-30 | 2017-05-10 | 北京天恒长鹰科技股份有限公司 | Stratospheric airship |
| CN207280709U (en) * | 2017-06-30 | 2018-04-27 | 天津森罗科技股份有限公司 | One kind diving uses camera protective cover pressure test device |
| CN108267801A (en) * | 2018-01-09 | 2018-07-10 | 广州市健源电子有限公司 | A kind of shared wind speed and direction pressure monitoring system |
| CN108516073A (en) * | 2018-03-26 | 2018-09-11 | 合肥工业大学 | A kind of holding flexible container inside and outside differential pressure constant device |
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