CN103162992B - Air craft carried environmental gas automatic acquiring method and device - Google Patents
Air craft carried environmental gas automatic acquiring method and device Download PDFInfo
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- CN103162992B CN103162992B CN201310045534.1A CN201310045534A CN103162992B CN 103162992 B CN103162992 B CN 103162992B CN 201310045534 A CN201310045534 A CN 201310045534A CN 103162992 B CN103162992 B CN 103162992B
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Abstract
A kind of air craft carried environmental gas automatic acquiring method and device, device comprises and is arranged on carry-on micro air pump, gas sensor, A/D converter, velocity checking circuits, microprocessor, storer, on-off circuit and radio communication circuit and forms.When aircraft works, by single-chip microcomputer timing controlled, on-off circuit is made to open each micro air pump successively, gather the gas in high altitude environment successively, the gas gathered passes through gas sensor, detected parameters is inputed to microprocessor by A/D converter, and gas collecting data and velocity measuring data store by microprocessor, and are sent to ground monitoring receiver or monitoring station by radio communication circuit.Advantage: the fixed point Acquisition Error problem that the gas sensor response time causes can be overcome, the environmental gas data that position is determined in space can be obtained, for the Study on spatial distribution of environmental gas provides foundation, be applicable to the gas collecting analysis in the fields such as security context, carbon emission, environmental protection.
Description
Technical field
The present invention relates to a kind of air craft carried environmental gas automatic acquisition device and method, particularly a kind of be applicable to use in high-altitude flight space environment gas detection method and device.
Technical background
Often need in the collection of environmental gas to gather the gas parameter of certain altitude, utilizing aircraft to carry gas collecting device, automatically to gather space environment gas be a kind of effective means.But, because gas sensor is when detecting gas parameter, there is certain response time, in aircraft flight, the detection data that gas sensor exports are that the gas parameter of position contact passed by by aircraft for the previous period, and the sensor environmental gas that constantly contact is new in flight course, the position detecting data corresponding is difficult to determine, this problem causes difficulty to the distribution of space environment gas research.
Summary of the invention
The object of the invention is to overcome the weak point in prior art, provide that a kind of structure is simple, easy for operation, the air craft carried environmental gas automatic acquisition device of good positioning effect and method.
The air craft carried environmental gas automatic acquisition device of object of the present invention, comprise microprocessor, the input end of microprocessor is connected to A/D converter, velocity checking circuits, the output terminal of microprocessor is connected to radio communication circuit, storer and on-off circuit, the output terminal of on-off circuit is connected to multiple micro air pump phase, be equipped with a gas sensor be connected with A/D converter respectively in each micro air pump, the switch arranged in on-off circuit is equal with micro air pump quantity.
Described multiple micro air pump and gas sensor respectively have four; The model of described micro air pump is SB550, and the model of gas sensor is SRH-05, and the model of microprocessor is AVRMEG16, velocity checking circuits be MMA7455.
A kind of air craft carried environmental gas automatic acquiring method using said apparatus:
Gas collecting aut.eq. is installed on board the aircraft, when starting to gather gas after aircraft lift-off, the microprocessor of gas collecting aut.eq. controls interval 2.5 circulation in the second unlatching gas production successively of multiple micro air pump successively by on-off circuit, and closes after 0.5 second in gas production;
When multiple micro air pump starts gas production, the gas sensor be located in corresponding micro air pump carries out gas parameter collection to the gas collected, and the gas parameter collected is sent to microprocessor by A/D converter processes;
While the gas sensor in each micro air pump starts to gather gas data, the velocity information that Microprocessor S3C44B0X velocity checking circuits record is current, and Negotiation speed information × 2.5 second obtain the location interval of space acquisition environmental gas, determine thus to detect locus corresponding to gas parameter, gas data and velocity information are stored in storer by microprocessor afterwards, are sent to ground monitoring receiver or monitoring station by radio communication circuit simultaneously;
When microprocessor receive velocity checking circuits flying speed and direction detected time, can judge aircraft start decline, microprocessor cuts out whole circuit.
Beneficial effect: owing to have employed such scheme, the present invention utilizes aircraft high altitude environment gas collecting, according to the speed gathered and gas data, and the timing data of microprocessor, obtain aircraft in environmental gas parameter corresponding to the diverse location of space flight, for the distribution research of space environment gas creates conditions.Be applicable to the gas-monitoring in the fields such as security context, carbon emission, environmental protection, its structure is simple, easy for operation.Its advantage:
1. air craft carried environmental gas automatic acquiring method of the present invention solves the orientation problem utilizing aircraft high altitude environment gas collecting, can obtain the environmental gas parameter that position is determined in space fast;
2. can obtain the environmental gas parameter of different spaces height, for the Study on spatial distribution of environmental gas creates conditions.
Accompanying drawing explanation
Fig. 1 is principle assumption diagram of the present invention;
Fig. 2 is the FB(flow block) of signal acquisition process of the present invention.
Embodiment
Below in conjunction with accompanying drawing, one embodiment of the present of invention are further described:
Air craft carried environmental gas automatic acquisition device of the present invention, is formed primarily of micro air pump, gas sensor, A/D converter, velocity checking circuits, microprocessor, storer, on-off circuit and radio communication circuit.The model of described micro air pump is SB550, and the model of gas sensor is SRH-05, and the model of microprocessor is AVR MEG16, and the model of velocity checking circuits is MMA7455, wherein, described micro air pump and gas sensor are respectively multiple, the input end of microprocessor is connected to A/D converter, velocity checking circuits, the output terminal of microprocessor is connected to radio communication circuit, storer and on-off circuit, the output terminal of on-off circuit is connected with multiple micro air pump respectively, each micro air pump is equipped with a gas sensor be connected with A/D converter respectively, the switch arranged in on-off circuit is equal with micro air pump quantity, the output terminal of gas sensor connects the input end of A/D converter, the output terminal of A/D converter connects the input end of microprocessor, the output terminal of velocity checking circuits connects the input end of microprocessor, the output terminal connected storage respectively of microprocessor, the input end of on-off circuit and radio communication circuit.
Embodiment 1. as shown in Figure 1, realize the device that air craft carried environmental gas gathers automatically to comprise: four micro air pumps a, b, c, d, four gas sensors a, b, c, d, A/D converter, velocity checking circuits, microprocessor, storer, on-off circuit and radio communication circuit.The output of four micro air pumps a, b, c, d connects the output terminal of four gas sensors a, b, c, d respectively, the output of four gas sensors a, b, c, d connects the input end of A/D converter, the output of A/D converter connects the input end of microprocessor, the output of velocity checking circuits connects the input end of microprocessor, the output of microprocessor connects the input end of storer, on-off circuit and radio communication circuit respectively, and the output terminal of on-off circuit connects the input end of four micro air pumps a, b, c, d respectively.An entirety is formed by described micro air pump, gas sensor, A/D converter, velocity checking circuits, microprocessor, storer, on-off circuit and radio communication circuit, battery-powered, install on board the aircraft.
Use the air craft carried environmental gas automatic acquiring method of said apparatus:
Gas collecting aut.eq. is installed on board the aircraft, when starting to gather gas after aircraft lift-off, controlling interval 2.5 circulation in the second unlatching gas production successively of four micro air pumps successively by the on-off circuit of microprocessor, and closing after 0.5 second in gas production;
When four micro air pumps start to collect gas, four gas sensors a, b, c, the d be located in corresponding four micro air pumps a, b, c, d carry out gas parameter collection respectively to the gas collected, and the gas parameter collected is sent to microprocessor 4 by A/D converter 3 processes, each gas sensor 2 is waiting until that the interval time gathering new gas information next time is 2.5 × 4=10 second, enough ensures the response time of gas sensor 2 each detection gas during this period of time;
While the gas sensor in each micro air pump starts to gather gas data, the velocity information that the velocity checking circuits record that Microprocessor S3C44B0X connects is current, Negotiation speed information × 2.5 second obtain the location interval of space acquisition environmental gas, can determine thus to detect locus corresponding to gas parameter, gas data and velocity information are stored in memory circuit by microprocessor afterwards, are sent to ground monitoring receiver or monitoring station by radio communication circuit simultaneously;
When microprocessor receive velocity checking circuits flying speed and direction detected time, can judge aircraft start decline, microprocessor cuts out whole circuit.
As shown in Figure 2, concrete collection of the present invention and testing process are:
1. start to gather gas after aircraft lift-off, in gas collecting aut.eq., first microprocessor controls to open micro air pump a gas production and cuts out after 0.5 second, the gas sensor a be located in micro air pump detects the gas data that air pump gathers, and gas parameter is inputed to microprocessor by A/D converter process, the velocity information that the velocity checking circuits record that Single-chip Controlling connects while gas sensor gathers gas data is current, the data that gas parameter and velocity checking circuits collect are stored in memory circuit by microprocessor, and be sent to ground monitoring receiver or monitoring station by radio communication circuit,
2. interval after 2.5 seconds after unlatching micro air pump b, Microprocessor S3C44B0X is opened micro air pump b gas production and is closed after 0.5 second, the gas sensor be located in micro air pump detects the gas data that air pump gathers, and gas parameter is inputed to microprocessor by A/D converter process, the velocity information that the velocity checking circuits record that Single-chip Controlling connects while gas sensor gathers gas data is current, the data that gas parameter and velocity checking circuits collect are stored in memory circuit by microprocessor, and be sent to ground monitoring receiver or monitoring station by radio communication circuit,
3. interval after 2.5 seconds after unlatching micro air pump c, Microprocessor S3C44B0X is opened micro air pump c gas production and is closed after 0.5 second, the gas sensor be located in micro air pump detects the gas data that air pump gathers, and gas parameter is inputed to microprocessor by A/D converter process, the velocity information that the velocity checking circuits record that Single-chip Controlling connects while gas sensor gathers gas data is current, the data that gas parameter and velocity checking circuits collect are stored in memory circuit by microprocessor, and be sent to ground monitoring receiver or monitoring station by radio communication circuit,
4. interval after 2.5 seconds after unlatching micro air pump d, Microprocessor S3C44B0X is opened micro air pump d gas production and is closed after 0.5 second, the gas sensor be located in micro air pump detects the gas data that air pump gathers, and gas parameter is inputed to microprocessor by A/D converter process, the velocity information that the velocity checking circuits record that Single-chip Controlling connects while gas sensor gathers gas data is current, the data that gas parameter and velocity checking circuits collect are stored in memory circuit by microprocessor, and be sent to ground monitoring receiver or monitoring station by radio communication circuit.
Claims (2)
1. an air craft carried environmental gas automatic acquisition device, comprise microprocessor, it is characterized in that: the input end of described microprocessor is connected to A/D converter, velocity checking circuits, the output terminal of microprocessor is connected to radio communication circuit, storer and on-off circuit, the output terminal of on-off circuit is connected to multiple micro air pump, be equipped with a gas sensor be connected with A/D converter respectively in each micro air pump, the switch arranged in on-off circuit is equal with micro air pump quantity; Described multiple micro air pump and gas sensor respectively have four; The model of described micro air pump is SB550, and the model of gas sensor is SRH-05, and the model of microprocessor is AVR MEG16, velocity checking circuits be MMA7455.
2.
2. a kind of air craft carried environmental gas automatic acquiring method of device as claimed in claim 1, is characterized in that:
Gas collecting aut.eq. is installed on board the aircraft, when starting to gather gas after aircraft lift-off, the microprocessor of gas collecting aut.eq. controls interval 2.5 circulation in the second unlatching gas production successively of multiple micro air pump successively by on-off circuit, and closes after 0.5 second in gas production;
When multiple micro air pump starts gas production, the gas sensor be located in corresponding micro air pump carries out gas parameter collection to the gas collected, and the gas parameter collected is sent to microprocessor by A/D converter processes;
While the gas sensor in each micro air pump starts to gather gas data, the velocity information that Microprocessor S3C44B0X velocity checking circuits record is current, and Negotiation speed information × 2.5 second obtain the location interval of space acquisition environmental gas, determine thus to detect locus corresponding to gas parameter, gas data and velocity information are stored in storer by microprocessor afterwards, are sent to ground monitoring receiver or monitoring station by radio communication circuit simultaneously;
When microprocessor receive velocity checking circuits flying speed and direction detected time, can judge aircraft start decline, microprocessor cuts out whole circuit.
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| CN201310045534.1A CN103162992B (en) | 2013-02-05 | 2013-02-05 | Air craft carried environmental gas automatic acquiring method and device |
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| CN201310045534.1A CN103162992B (en) | 2013-02-05 | 2013-02-05 | Air craft carried environmental gas automatic acquiring method and device |
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| CN103162992B true CN103162992B (en) | 2015-10-21 |
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Families Citing this family (7)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104391092A (en) * | 2014-12-12 | 2015-03-04 | 重庆市荣冠科技有限公司 | Multi-gas detection based gas inlet device |
| CN104502550B (en) * | 2015-01-20 | 2016-03-02 | 成都海兰天澄科技有限公司 | The continuous on-line detection system of one kind of multiple dusty gass |
| CN106162050A (en) * | 2015-03-25 | 2016-11-23 | 宇瞻科技股份有限公司 | Indoor monitoring system and method thereof |
| TWI573104B (en) * | 2015-03-25 | 2017-03-01 | 宇瞻科技股份有限公司 | Indoor monitoring system and method thereof |
| CN105383696A (en) * | 2015-10-20 | 2016-03-09 | 中国矿业大学 | Air quality monitoring aircraft based on mobile phone client |
| CN107063780A (en) * | 2017-03-24 | 2017-08-18 | 武汉永清环保科技工程有限公司 | It is a kind of to collect sampling and data analysis system automatically for atmospheric |
| CN109164206A (en) * | 2018-07-25 | 2019-01-08 | 六安志成智能科技有限公司 | A kind of atmospheric monitoring device |
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| US20030127105A1 (en) * | 2002-01-05 | 2003-07-10 | Fontana Richard Remo | Complete compact |
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| CN201425561Y (en) * | 2009-05-26 | 2010-03-17 | 郑州市光力科技发展有限公司 | Extraction sampling detection device and quick extraction sampling system |
| CN102249002A (en) * | 2011-03-30 | 2011-11-23 | 杨当立 | Air sampling aircraft and air sampling method |
| CN102252875A (en) * | 2011-06-01 | 2011-11-23 | 山东大学 | Externally hanging type atmospheric aerosol aviation airflow guide cover of airplane |
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