CN109542135A - A kind of control pressurer system of weather modification laboratory system - Google Patents
A kind of control pressurer system of weather modification laboratory system Download PDFInfo
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- CN109542135A CN109542135A CN201811533808.0A CN201811533808A CN109542135A CN 109542135 A CN109542135 A CN 109542135A CN 201811533808 A CN201811533808 A CN 201811533808A CN 109542135 A CN109542135 A CN 109542135A
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- 230000004048 modification Effects 0.000 title claims abstract description 22
- 238000012986 modification Methods 0.000 title claims abstract description 22
- 238000001035 drying Methods 0.000 claims description 46
- 238000001914 filtration Methods 0.000 claims description 21
- 230000006835 compression Effects 0.000 claims description 19
- 238000007906 compression Methods 0.000 claims description 19
- 238000001816 cooling Methods 0.000 claims description 19
- 230000008676 import Effects 0.000 claims description 18
- 238000010521 absorption reaction Methods 0.000 claims description 17
- 238000007710 freezing Methods 0.000 claims description 17
- 230000008014 freezing Effects 0.000 claims description 17
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 238000005461 lubrication Methods 0.000 claims description 6
- 239000004519 grease Substances 0.000 claims 1
- 238000004088 simulation Methods 0.000 abstract description 2
- 238000002474 experimental method Methods 0.000 description 20
- 238000000034 method Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 230000002411 adverse Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000029058 respiratory gaseous exchange Effects 0.000 description 1
- 238000011172 small scale experimental method Methods 0.000 description 1
- 238000010025 steaming Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D16/00—Control of fluid pressure
- G05D16/20—Control of fluid pressure characterised by the use of electric means
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- Physics & Mathematics (AREA)
- Fluid Mechanics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Drying Of Solid Materials (AREA)
Abstract
The invention discloses a kind of control pressurer systems of weather modification laboratory system, including pressurization control unit, vacuum control unit, automatic control system and external connection interface section；The pressurization control unit is used to improve the intracorporal gas pressure of master of the laboratory system；The vacuum control unit is used to reduce the intracorporal gas pressure of master of the laboratory system.The control pressurer system can control the intracorporal gas pressure of master of laboratory system, provide required pressure condition for simulation Examination of atmospheric.
Description
Technical field
The present invention relates to weather modification experimental technique fields, more particularly to a kind of weather modification laboratory system
The control pressurer system of system.
Background technique
It is well known that substantially there are two types of ways for the experiment of impact at home and abroad environment at present, the first is direct progress family
Outer small-scale experiment, the waste for testing generation, which cannot pass through to become after reasonable processing, to be directly discharged in atmospheric environment,
More or less can all adverse effect be caused to atmospheric environment；Another kind is indoor small experiment, and common lab is unable to satisfy respectively
The conditions such as temperature, pressure or humidity needed for kind meteorology experiment, for example be difficult to simulate the low temperature and subnormal ambient of meters altitude,
There is nonrepeatability simultaneously, since scientific experiment generally requires to be accurately controlled experiment condition, and be repeated several times to find more
The method of good influence environment, for this purpose, large-scale laboratory main body is established, by the pressure, the temperature that control its closing inner chamber
Various weather environments are simulated with the conditions such as humidity；On this basis, a kind of control pressurer system how is provided, with stability contorting
The intracorporal pressure of laboratory master provides condition for meteorology experiment, becomes the technology that those skilled in the art need to solve at present
Problem.
Summary of the invention
The object of the present invention is to provide a kind of control pressurer system of weather modification laboratory system, pressure controls
System can control the intracorporal gas pressure of master of laboratory system, provide required pressure condition for simulation Examination of atmospheric.
In order to solve the above technical problems, the present invention provides a kind of pressure control system of weather modification laboratory system
System, including pressurization control unit, vacuum control unit, automatic control system and external connection interface section；The pressurization control unit
The intracorporal gas pressure of master for improving the laboratory system；The vacuum control unit is for reducing the laboratory system
The intracorporal gas pressure of the master of system.
Control pressurer system as described above, the pressurization control unit include oil-free water lubrication air compressor machine, multi-stage compression
Air filtering core, drying machine and pressure heat exchanger；The outlet of the oil-free water lubrication air compressor machine connects the multi-stage compression air filter
The import of core, the outlet of the multi-stage compression air filtering core connect the import of the drying machine, and the outlet of the drying machine is repeatedly
The import of the pressure heat exchanger is connect, the outlet of the pressure heat exchanger connects the main body.
Control pressurer system as described above, the drying machine include freezing chamber drying machine and heat absorption type drying machine, described
The import of freezing chamber drying machine connects the outlet of the multi-stage compression air filtering core, and the outlet of the freezing chamber drying machine connects institute
The import of heat absorption type drying machine is stated, the outlet of the heat absorption type drying machine connects the import of the pressure heat exchanger.
Control pressurer system as described above, the heat absorption type drying machine can be by the pressures from the freezing chamber drying machine
The dew point of contracting air is down to -70 DEG C or less.
Control pressurer system as described above, the vacuum control unit include vacuum-control(led) system and vacuum screw pump
Group.
Control pressurer system as described above, the vacuum control unit further include steam heat-exchanging unit, and the steam changes
Heat engine is mounted on the front end of the vacuum screw rod pump group.
Control pressurer system as described above, the vacuum control unit further include cooling cycle unit, and the cooling follows
Ring unit is for adjusting cooling cycle temperature to protect the vacuum screw rod pump group.
Control pressurer system as described above, the automatic control system include pressurization control module, vacuum control module
With absolute pressure sensor group.
Control pressurer system as described above, the automatic control system are used for the feedback according to the absolute pressure sensor group
Information controls the pressurization control module and the vacuum control module, to adjust the intracorporal pressure of the master.
Control pressurer system as described above, the external connection interface section include the pressurization interface being connect with the main body,
Vacuum interface, and the interface portion with the temperature control system of the weather modification laboratory system.
Control pressurer system provided by the invention, is used for weather modification laboratory system, and the control pressurer system is logical
The intracorporal gas pressure of master for crossing pressurization control unit to improve laboratory system, reduces laboratory by vacuum control unit
The intracorporal gas pressure of the master of system, can be by the intracorporal gas of master by the control of pressurization control unit and vacuum control unit
Pressure control provides required pressure to meet the required pressure of different meteorology experiments in setting pressure for meteorology experiment
Condition finally provides experiment basis in order to repeating for meteorology experiment for weather modification.
Detailed description of the invention
Fig. 1 is a kind of specific embodiment of the control pressurer system of weather modification laboratory system provided by the present invention
Structural block diagram.
Description of symbols:
Control pressurer system 100, pressurization control unit 110, vacuum control unit 120, automatic control system 130；
Air compressor machine 111, multi-stage compression air filtering core 112, freezing chamber drying machine 113, heat absorption type drying machine 114, pressure is changed
Hot device 115；
Vacuum-control(led) system 121, vacuum screw rod pump group 122, steam heat-exchanging unit 123, cooling cycle unit 124；
Pressurization control module 131, vacuum control module 132, absolute pressure sensor group 133；
Main body 200.
Specific embodiment
The control pressurer system of weather modification laboratory system of the invention includes pressurization control unit, vacuum control
Unit, automatic control system and external connection interface section processed.Pressurization control unit is used to improve the intracorporal gas pressure of laboratory master,
Vacuum pump set, which is used to reduce the indoor gas pressure of experiment, may be implemented by means of the interface with temperature control system in difference
At a temperature of to the intracorporal pressure change of laboratory master adjust.
Pressurization control unit includes oil-free water lubrication air compressor machine, multi-stage compression air filtering core, freezing type drier, heat absorption type
Drying machine, efficient pressure heat exchanger can generate the cleaning that can be used for breathing using the combination under the conditions of different temperature
Compressed air improves the intracorporal pressure of laboratory master, and oil-free water lubrication air compressor machine can provide the cleaner pressure not contained first
Contracting air filters out most particulate matters in air by multi-stage compression air filtering core, carries out by freezing type drier preliminary
Compressed air depoint depression (is once in order to avoid containing water in this way down to -70 DEG C using heat absorption type drying machine by gas cooling
Point gas frozen block heat exchanger tube when passing through efficient pressure heat exchanger), using efficient pressure heat exchanger by controllable temperature pressure control
Gas be transported in the main body of laboratory and go.
Vacuum control unit include vacuum-control(led) system, vacuum screw rod pump group, steam heat-exchanging unit, cooling cycle unit,
Using the combination can be improved under condition of different temperatures the intracorporal vacuum degree of laboratory master to experiment need value, due to and
Directly laboratory main body is carried out in the case where low temperature to vacuumize the possibility for being possible to occur vacuum screw rod pump assembly and being damaged by frost,
So increasing steam heat-exchanging unit in vacuum screw rod pump assembly front end to improve intake air temperature protection vacuum screw rod pump assembly, cooling
Cycle Unit can automatically adjust cooling cycle temperature under the high temperature conditions to protect vacuum screw rod pump assembly under high temperature to be unlikely to
Damage, utilizes the reduced pressure operation of laboratory main body under combination experiment condition of different temperatures.
Automatic control system includes pressurization control module, vacuum control module and absolute pressure sensor group, according to default
With the intracorporal state change of laboratory master, pressurization control module and vacuum control are utilized respectively using the feedback information of sensor group
Molding block controls experiment room pressure, and absolute pressure transducer group is formed by the sensor combinations of multistage difference twenty percent,
Letter is carried out by automatic control system and pressurization control module, vacuum control module and laboratory main body automatic control system
Breath interaction, ensure that the range and precision of pressure control.
External connection interface section includes the pressurization interface and vacuum interface with laboratory main body, with connecing for temperature control system
Mouthful.The adaptability that control pressurer system is improved by means of the heating of temperature control system and cooling operation, in different temperatures item
Change under part and tests indoor pressure.
In order to enable those skilled in the art to better understand the solution of the present invention, with reference to the accompanying drawings and detailed description
The present invention is described in further detail.
Referring to FIG. 1, Fig. 1 is one kind of the control pressurer system of weather modification laboratory system provided by the present invention
The structural block diagram of specific embodiment.
In the embodiment, control pressurer system is used for weather modification laboratory system, weather modification laboratory
System includes laboratory main body, which has closing inner chamber, which is to simulate the space of various weather phenomena, specifically
Various weather phenomena are simulated by temperature, pressure and the humidity etc. that control body lumen, are artificial shadow to carry out meteorology experiment
It rings weather and experiment basis is provided.
The control pressurer system that the embodiment provides is used for the gas pressure according to control 200 inner cavity of main body needed for experiment,
So that meteorology experiment has repeatability, accurate experimental data is provided for weather modification.
In the embodiment, control pressurer system 100 includes pressurization control unit 110, vacuum control unit 120, automatic control
System 130 and external connection interface section processed；Wherein, pressurization control unit 110 is used to improve the gas in the main body 200 of laboratory system
Body pressure；Vacuum control unit 120 is used to reduce the gas pressure in the main body 200 of laboratory system.It is appreciated that pressurization control
The size for the gas pressure in main body 200 that unit 110 or vacuum control unit 120 processed are adjusted can be required come really according to experiment
It is fixed.
In specific scheme, pressurization control unit 110 includes air compressor machine 111, multi-stage compression air filtering core 112, drying machine
With pressure heat exchanger 115；Wherein, oil-free water lubrication air compressor machine specifically can be selected in air compressor machine 111, and pressure heat exchanger 115 can be selected
Efficient pressure heat exchanger.
Wherein, the import of the outlet connection multi-stage compression air filtering core 112 of air compressor machine 111, multi-stage compression air filtering core 112
Outlet connection drying machine import, drying machine outlet connection pressure heat exchanger 115 import, pressure heat exchanger 115 go out
Mouth connection main body 200.
After being arranged in this way, air is filtered after the compression of air compressor machine 111 into multi-stage compression air filtering core 112, with filter
Except particulate matters most in air, by the compressed air of filtering again after the dry cooling of drying machine, through pressure heat exchanger 115
Into in main body 200, to improve the gas pressure in main body 200.
Wherein, multi-stage compression air filtering core 112 can choose filtering series and filter core at different levels according to actual filtration demand.Filtering
Compressed air afterwards can avoid frozen block when through excess pressure heat exchanger 115 of the gas with moisture and exchange heat after drying machine is dry
The pipeline of device.
Specifically, drying machine may include freezing chamber drying machine 113 and heat absorption type drying machine 114, wherein freezing chamber drying machine
113 import is connect with the outlet of multi-stage compression air filtering core 112, the outlet of freezing chamber drying machine 113 and heat absorption type drying machine
114 import connection, the outlet of heat absorption type drying machine 114 is connect with the import of pressure heat exchanger 115；That is, through filtering
Compressed gas afterwards is after first chilled room drying machine 113 is dry, then dry through heat absorption type drying machine 114.
Wherein, freezing chamber drying machine 113 is for tentatively cooling down to compressed air, 114 pairs of heat absorption type drying machine compressions
Air is further cooled down.
When specific setting, heat absorption type drying machine 114 can be by the depoint depression of the compressed air from freezing chamber drying machine 113
To -70 DEG C or less.Certainly, the cooling degree to compressed air is determined when actual setting according to specific needs.
In specific scheme, vacuum control unit 120 includes vacuum-control(led) system 121 and vacuum screw rod pump group 122,
In, vacuum-control(led) system 121 can control vacuum screw rod pump group 122 to act, to carry out air suction process to main body 200, to reduce
Gas pressure in main body 200.
Further, vacuum control unit 120 further includes steam heat-exchanging unit 123, which is set to true
The front end of empty screw rod pump group 122 can play a protective role to vacuum screw rod pump group 122 under the low temperature condition of pole, avoid vacuum spiral
Bar pump group 122 is damaged by frost.
It is appreciated that when the gas temperature in main body 200 is very low, if such as at -30 DEG C hereinafter, vacuum screw pump
Group 122 is directly evacuated main body 200, then the cryogenic gas of main body 200 may be freezing by vacuum screw rod pump group 122,
Shorten the service life of vacuum screw rod pump group 122, increases experimental cost；At this point, if by the Cryogenic air in main body 200 first through steaming
After vapour heat-exchange unit 123, then through vacuum screw rod pump group 122, then by heating of the steam heat-exchanging unit 123 to cryogenic gas,
It can avoid that vacuum screw rod pump group 122 is caused to damage.
Further, vacuum control unit 120 further includes cooling cycle unit 124, and the cooling cycle unit 124 is for adjusting
Cooling cycle temperature is saved to protect vacuum screw rod pump group 122.Under the high temperature conditions, to avoid directly vacuumizing to vacuum screw pump
Group 122 causes to damage, and is provided with cooling cycle unit 124 and protects to the vacuum screw rod pump group 122 under hot conditions.It is former
Reason is similar to the protection of vacuum screw rod pump group 122 under aforementioned low temperature environment, repeats no more.
In specific scheme, automatic control system 130 includes pressurization control module 131, vacuum control module 132 and absolute pressure
Sensor group 133.
Wherein, pressurization control module 131 and pressurization control unit 110 communicate to connect, and automatic control system 130 passes through pressurization
Control module 131 realizes the control to pressurization control unit 110, to improve the gas pressure in main body 200.
Wherein, vacuum control module 132 and vacuum control unit 120 communicate to connect, and automatic control system 130 passes through vacuum
Control module 132 realizes the control to vacuum control unit 120, to reduce the gas pressure in main body 200.
Wherein, absolute pressure sensor group 133 is used to detect the gas pressure in associated pipe and main body 200, it will be understood that absolutely
Pressure sensor group 133 and automatic control system 130 communicate to connect, so that automatic control system 130 is according to absolute pressure sensor group 133
Feedback information control pressurization control module 131 and vacuum control module 132, so that the gas pressure in main body 200 be adjusted
To required pressure.
In specific scheme, absolute pressure sensor group 133 includes the pressure sensor of multistage difference range.
In specific scheme, the external interface of control pressurer system 100 includes pressurization interface connect with main body 200, very
Null interface, and the interface portion with the temperature control system of weather modification laboratory system.
Obviously, the pressurization control unit 110 of control pressurer system 100 is connect by being pressurized interface with main body 200, vacuum control
Unit 120 processed is connect by vacuum interface with main body 200.
Wherein, control pressurer system 100 is also connect with the temperature control system of laboratory system, it will be understood that is actually set
When setting, the pressure, temperature of gas are interactional in main body 200, so set, being convenient for control pressurer system 100 and temperature
The interjob of control system.
A kind of control pressurer system of weather modification laboratory system provided by the present invention has been carried out in detail above
It is thin to introduce.Used herein a specific example illustrates the principle and implementation of the invention, and above embodiments are said
It is bright to be merely used to help understand method and its core concept of the invention.It should be pointed out that for the ordinary skill of the art
, without departing from the principle of the present invention, can be with several improvements and modifications are made to the present invention for personnel, these improvement
It is also fallen within the protection scope of the claims of the present invention with modification.
Claims (10)
1. a kind of control pressurer system of weather modification laboratory system, it is characterised in that: including pressurization control unit, very
Sky control unit, automatic control system and external connection interface section；The pressurization control unit is for improving the laboratory system
The intracorporal gas pressure of master；The vacuum control unit is used to reduce the intracorporal gas pressure of master of the laboratory system.
2. control pressurer system according to claim 1, it is characterised in that: the pressurization control unit includes no grease profit
Sliding air compressor machine, multi-stage compression air filtering core, drying machine and pressure heat exchanger；The outlet of the oil-free water lubrication air compressor machine connects institute
The import of multi-stage compression air filtering core is stated, the outlet of the multi-stage compression air filtering core connects the import of the drying machine, described
The outlet of the import of pressure heat exchanger described in the outlet downlink connection of drying machine, the pressure heat exchanger connects the main body.
3. control pressurer system according to claim 2, it is characterised in that: the drying machine include freezing chamber drying machine and
Heat absorption type drying machine, the import of the freezing chamber drying machine connect the outlet of the multi-stage compression air filtering core, the freezing chamber
The outlet of drying machine connects the import of the heat absorption type drying machine, and the outlet of the heat absorption type drying machine connects the pressure heat exchange
The import of device.
4. control pressurer system according to claim 3, it is characterised in that: the heat absorption type drying machine can will come from institute
The dew point for stating the compressed air of freezing chamber drying machine is down to -70 DEG C or less.
5. control pressurer system according to claim 1, it is characterised in that: the vacuum control unit includes vacuum control
System and vacuum screw rod pump group.
6. control pressurer system according to claim 5, it is characterised in that: the vacuum control unit further includes that steam changes
Heat engine group, the steam heat-exchanging machine are mounted on the front end of the vacuum screw rod pump group.
7. control pressurer system according to claim 6, it is characterised in that: the vacuum control unit further includes that cooling follows
Ring unit, the cooling cycle unit is for adjusting cooling cycle temperature to protect the vacuum screw rod pump group.
8. control pressurer system according to claim 1-7, it is characterised in that: the automatic control system includes
Pressurization control module, vacuum control module and absolute pressure sensor group.
9. control pressurer system according to claim 8, it is characterised in that: the automatic control system is used for according to
The feedback information of absolute pressure sensor group controls the pressurization control module and the vacuum control module, to adjust in the main body
Pressure.
10. control pressurer system according to claim 1-7, it is characterised in that: the external connection interface section packet
Include pressurization interface, the vacuum interface connecting with the main body, and the temperature control with the weather modification laboratory system
The interface portion of system processed.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017113462303 | 2017-12-15 | ||
| CN201711346230 | 2017-12-15 | ||
| CN2017217847832 | 2017-12-15 | ||
| CN201721784783 | 2017-12-15 |
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| CN109542135A true CN109542135A (en) | 2019-03-29 |
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| CN201811533808.0A Pending CN109542135A (en) | 2017-12-15 | 2018-12-14 | A kind of control pressurer system of weather modification laboratory system |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110531639A (en) * | 2019-09-10 | 2019-12-03 | 象限空间（天津）科技有限公司 | A kind of pressure simulation device for low flyer |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN209460651U (en) * | 2017-12-15 | 2019-10-01 | 北京市人工影响天气办公室 | A kind of control pressurer system of weather modification laboratory system |
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