CN103162992A - Method and device for aircraft airborne environment gas automatic collection - Google Patents
Method and device for aircraft airborne environment gas automatic collection Download PDFInfo
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- CN103162992A CN103162992A CN2013100455341A CN201310045534A CN103162992A CN 103162992 A CN103162992 A CN 103162992A CN 2013100455341 A CN2013100455341 A CN 2013100455341A CN 201310045534 A CN201310045534 A CN 201310045534A CN 103162992 A CN103162992 A CN 103162992A
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Abstract
A method and a device for aircraft airborne environment gas automatic collection are provided. The device comprises mini air pumps, a gas sensor, an analog to digital (A/D) converter, a speed detecting circuit, a micro-processor, a storage device, a switch circuit and a wireless communication circuit which are all arranged on an aircraft. When the aircraft works, by means of timing control of the single chip, the switch circuit sequentially opens the mini air pumps, gas in high-altitude environment is sequentially collected, the collected gas passes through a gas detector, a detection parameter is input into the micro-processor through the A/D converter, the micro-converter stores gas acquisition data and speed detection data and sends the data to a ground monitoring receiver or a monitoring station through the wireless communication circuit. Preferably, the method and the device for aircraft airborne environment gas automatic collection can overcome the shortcoming of fixed point collecting errors caused by response time of the gas sensor, can acquire the environment gas data at a spatial determined position, provides basis for spatial distribution research of the environment gas, and is suitable for gas collection and analysis in the fields of safety environments, carbon emission, environment protection and the like.
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 space environment gas detection method and device that is applicable to use in high-altitude flight.
Technical background
Often need to gather the gas parameter of certain altitude in the collection of environmental gas, utilizing aircraft to carry gas collecting device, automatically to gather space environment gas be a kind of effective means.But, due to gas sensor when detecting gas parameter, certain response time is arranged, in aircraft flight, the detection data of gas sensor output are that aircraft is passed by the gas parameter that the position contacts for the previous period, and sensor continuous new environmental gas of contact in flight course, detecting position corresponding to data and be difficult to determine, this problem has caused difficulty to the distribution research of space environment gas.
Summary of the invention
The objective of the invention is to overcome the weak point in prior art, a kind of air craft carried environmental gas automatic acquisition device and method of simple in structure, easy for operation, good positioning effect is provided.
The air craft carried environmental gas automatic acquisition device of purpose of the present invention, comprise microprocessor, the input end of microprocessor is connected with respectively A/D converter, velocity checking circuits, the output terminal of microprocessor is connected with respectively radio communication circuit, storer and on-off circuit, the output terminal of on-off circuit is connected with respectively a plurality of micro air pump phases, be equipped with a gas sensor that is connected with A/D converter respectively in each micro air pump, the switch that arranges in on-off circuit equates with micro air pump quantity.
Described a plurality of 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.
A kind of air craft carried environmental gas automatic acquiring method that uses said apparatus:
The gas collecting aut.eq. is arranged on aircraft, begin to gather gas after the aircraft lift-off, the microprocessor of gas collecting aut.eq. is controlled interval circulation unlatching in the 2.5 second gas production successively of a plurality of micro air pumps successively by on-off circuit, and closes after 0.5 second in gas production;
When a plurality of micro air pumps began gas production, the gas sensor that is located in corresponding micro air pump carried out the gas parameter collection to the gas of collecting, and the gas parameter that collects is sent to microprocessor by A/D converter processed;
When the gas sensor in each micro air pump begins to gather gas data, microprocessor control rate testing circuit records current velocity information, and Negotiation speed information * 2.5 second obtain the location interval of space acquisition environmental gas, determine to detect thus locus corresponding to gas parameter, microprocessor stores gas data and velocity information in storer into afterwards, is sent to ground monitoring receiver or monitoring station by radio communication circuit simultaneously;
When microprocessor receives velocity checking circuits and flying speed and direction detected, can judge that aircraft begins to descend, microprocessor cuts out whole circuit.
Beneficial effect: owing to having adopted such scheme, the present invention utilizes aircraft high altitude environment gas collecting, according to the speed and the gas data that gather, 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 fit to the gas-monitoring in the fields such as security context, carbon emission, environmental protection, it is simple in structure, and is easy for operation.Its advantage:
1. air craft carried environmental gas automatic acquiring method of the present invention has solved the orientation problem of utilizing aircraft high altitude environment gas collecting, can obtain fast the environmental gas parameter that the position is determined in the space;
2. can obtain the environmental gas parameter of different spaces height, for the Study on spatial distribution of environmental gas creates conditions.
Description of drawings
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 mainly is made 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 a plurality of, the input end of microprocessor is connected with respectively A/D converter, velocity checking circuits, the output terminal of microprocessor is connected with respectively radio communication circuit, storer and on-off circuit, the output terminal of on-off circuit is connected with a plurality of micro air pumps respectively, be equipped with a gas sensor that is connected with A/D converter respectively on each micro air pump, the switch that arranges in on-off circuit equates 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 of microprocessor is connected storage respectively, the input end of on-off circuit and radio communication circuit.
Embodiment 1. as shown in Figure 1, realize that the device that air craft carried environmental gas automatically gathers comprises: four micro air pump a, b, c, d, four gas sensor 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 pump a, b, c, d connects respectively the output terminal of four gas sensor a, b, c, d, the output of four gas sensor 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 respectively the input end of storer, on-off circuit and radio communication circuit, and the output terminal of on-off circuit connects respectively the input end of four micro air pump a, b, c, d.Consist of an integral body by described micro air pump, gas sensor, A/D converter, velocity checking circuits, microprocessor, storer, on-off circuit and radio communication circuit, battery-powered, be arranged on aircraft.
Use the air craft carried environmental gas automatic acquiring method of said apparatus:
The gas collecting aut.eq. is arranged on aircraft, begins to gather gas after the aircraft lift-off, control successively interval circulation unlatching in the 2.5 second gas production successively of four micro air pumps by the on-off circuit of microprocessor, and close after 0.5 second in gas production;
When four micro air pumps begin to collect gas, four gas sensor a, the b, c, the d that are located in corresponding four micro air pump a, b, c, d carry out respectively the gas parameter collection to the gas of collecting, and the gas parameter that collects is sent to microprocessor 4 by A/D converter 3 processes, each gas sensor 2 is waiting until that be 2.5 * 4=10 second the interval time that gathers new gas information next time, enough guarantees during this period of time each response time of detecting gas of gas sensor 2;
When the gas sensor in each micro air pump begins to gather gas data, the velocity checking circuits of microprocessor control linkage records current velocity information, 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, microprocessor stores gas data and velocity information in memory circuit into afterwards, is sent to ground monitoring receiver or monitoring station by radio communication circuit simultaneously;
When microprocessor receives velocity checking circuits and flying speed and direction detected, can judge that aircraft begins to descend, microprocessor cuts out whole circuit.
As shown in Figure 2, concrete collection of the present invention and testing process are:
1. begin to gather gas after the aircraft lift-off, at first the interior microprocessor of gas collecting aut.eq. controls unlatching micro air pump a gas production and cuts out after 0.5 second, the gas sensor a that is 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 checking circuits that Single-chip Controlling connects when gas sensor gathers gas data records current velocity information, microprocessor stores the data that gas parameter and velocity checking circuits collect in memory circuit into, and be sent to ground monitoring receiver or monitoring station by radio communication circuit,
2. interval after 2.5 seconds after opening micro air pump b, microprocessor controls unlatching micro air pump b gas production and cuts out after 0.5 second, the gas sensor that is 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 checking circuits that Single-chip Controlling connects when gas sensor gathers gas data records current velocity information, microprocessor stores the data that gas parameter and velocity checking circuits collect in memory circuit into, and be sent to ground monitoring receiver or monitoring station by radio communication circuit,
3. interval after 2.5 seconds after opening micro air pump c, microprocessor controls unlatching micro air pump c gas production and cuts out after 0.5 second, the gas sensor that is 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 checking circuits that Single-chip Controlling connects when gas sensor gathers gas data records current velocity information, microprocessor stores the data that gas parameter and velocity checking circuits collect in memory circuit into, and be sent to ground monitoring receiver or monitoring station by radio communication circuit,
4. interval after 2.5 seconds after opening micro air pump d, microprocessor controls unlatching micro air pump d gas production and cuts out after 0.5 second, the gas sensor that is 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 checking circuits that Single-chip Controlling connects when gas sensor gathers gas data records current velocity information, microprocessor stores the data that gas parameter and velocity checking circuits collect in memory circuit into, and be sent to ground monitoring receiver or monitoring station by radio communication circuit.
Claims (4)
1. air craft carried environmental gas automatic acquisition device, it is characterized in that: it comprises microprocessor, the input end of microprocessor is connected with respectively A/D converter, velocity checking circuits, the output terminal of microprocessor is connected with respectively radio communication circuit, storer and on-off circuit, the output terminal of on-off circuit is connected with respectively a plurality of micro air pump phases, be equipped with a gas sensor that is connected with A/D converter respectively in each micro air pump, the switch that arranges in on-off circuit equates with micro air pump quantity.
2. air craft carried environmental gas automatic acquisition device according to claim 1, it is characterized in that: described a plurality of micro air pumps and gas sensor respectively have four.
3. air craft carried environmental gas automatic acquisition device according to claim 1 and 2, it is characterized in that: the model of described micro air pump is SB550, the model of gas sensor is SRH-05, and the model of microprocessor is AVR MEG16, velocity checking circuits be MMA7455.
4. air craft carried environmental gas automatic acquiring method as device as described in claim 1,2 or 3 is characterized in that:
The gas collecting aut.eq. is arranged on aircraft, begin to gather gas after the aircraft lift-off, the microprocessor of gas collecting aut.eq. is controlled interval circulation unlatching in the 2.5 second gas production successively of a plurality of micro air pumps successively by on-off circuit, and closes after 0.5 second in gas production;
When a plurality of micro air pumps began gas production, the gas sensor that is located in corresponding micro air pump carried out the gas parameter collection to the gas of collecting, and the gas parameter that collects is sent to microprocessor by A/D converter processed;
When the gas sensor in each micro air pump begins to gather gas data, microprocessor control rate testing circuit records current velocity information, and Negotiation speed information * 2.5 second obtain the location interval of space acquisition environmental gas, determine to detect thus locus corresponding to gas parameter, microprocessor stores gas data and velocity information in storer into afterwards, is sent to ground monitoring receiver or monitoring station by radio communication circuit simultaneously;
When microprocessor receives velocity checking circuits and flying speed and direction detected, can judge that aircraft begins to descend, 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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Cited By (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 |
| CN104502550A (en) * | 2015-01-20 | 2015-04-08 | 成都海兰天澄科技有限公司 | Continuous online detection system for plurality of types of pollution gas |
| CN105383696A (en) * | 2015-10-20 | 2016-03-09 | 中国矿业大学 | Air quality monitoring aircraft based on mobile phone client |
| 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 |
| 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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| Publication number | Priority date | Publication date | Assignee | Title |
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| 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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| CN103162992B (en) | 2015-10-21 |
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