CN106940340A - Dangerous atmosphere comprehensive state fingerprint recognition system - Google Patents
Dangerous atmosphere comprehensive state fingerprint recognition system Download PDFInfo
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- CN106940340A CN106940340A CN201710244183.5A CN201710244183A CN106940340A CN 106940340 A CN106940340 A CN 106940340A CN 201710244183 A CN201710244183 A CN 201710244183A CN 106940340 A CN106940340 A CN 106940340A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/28—Electrolytic cell components
- G01N27/30—Electrodes, e.g. test electrodes; Half-cells
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G15/00—Compounds of gallium, indium or thallium
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G19/00—Compounds of tin
- C01G19/04—Halides
- C01G19/08—Stannic chloride
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G49/00—Compounds of iron
- C01G49/10—Halides
-
- C—CHEMISTRY; METALLURGY
- C01—INORGANIC CHEMISTRY
- C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
- C01G9/00—Compounds of zinc
- C01G9/04—Halides
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
- G01N27/26—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating electrochemical variables; by using electrolysis or electrophoresis
- G01N27/28—Electrolytic cell components
- G01N27/30—Electrodes, e.g. test electrodes; Half-cells
- G01N27/38—Cleaning of electrodes
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D23/00—Control of temperature
- G05D23/19—Control of temperature characterised by the use of electric means
- G05D23/30—Automatic controllers with an auxiliary heating device affecting the sensing element, e.g. for anticipating change of temperature
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2218/00—Aspects of pattern recognition specially adapted for signal processing
- G06F2218/12—Classification; Matching
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
Abstract
The present invention relates to a kind of dangerous atmosphere comprehensive state fingerprint recognition system, mainly solve single-sensor monitoring system in the prior art and do not possess multiplexed detection ability, it is impossible to realize the problem of complicated atmosphere state recognition is with real-time early warning, shortage transmission of wireless signals, the storage of high in the clouds signal, big data analysis and self study.The present invention is by using a kind of dangerous atmosphere comprehensive state fingerprint recognition system, technical scheme including sensing chip, Signal-regulated kinase, signal transmission module, gas circuit control module, temperature control modules and data processing module preferably solves above mentioned problem, available in dangerous atmosphere comprehensive state fingerprint recognition.
Description
Technical field
The present invention relates to a kind of dangerous atmosphere comprehensive state fingerprint recognition system.
Background technology
With the development of the technology such as " man-machine interaction " Intelligent Measurement under virtual environment, multicomponent gas sensor is used as smell
The function element of the collection of Extensive information, conversion, transmission and processing, have become environmental monitoring, automatically control, ergonomic,
The indispensable technical tool in field such as danger early warning and analysis detection.There is big data feature and artificial intelligence device at present
Exploitation and integrated, provide favourable strategy for the design of multifunctional unit sensor-based system of new generation and support.It is integrated with multidimensional
Degree, multicomponent and the dangerous substance detector supported based on big data, with traditional single module sensors (CN
103257156A) compare, with powerful instant integrated environment analysis ability, network intelligence learning ability, more
Flexible extensive usage scenario；The closed lifes such as monitoring tank field, harmful influence warehouse not only can be comprehensively collected and surveyed in real time
Produce space in staff's surrounding environment, moreover it is possible to fed back in advance to Surveillance center its sign stress situation and quick and precisely early warning,
So as to be prevented effectively from the generation of the catastrophic event such as the case of explosion of Binhai New Area in Tianjin 812.The comprehensive state identification of integrated form
The development and application of sensor, revolutionary alternative functions are single, information dispersion, it is impossible to realize complicated atmosphere monitoring and warning
Contemporary sensor device.And pass through integrated device, the means of integrated information, the market application of scale, in cost and functionally
Win comprehensively current commercial apparatus.
The content of the invention
The technical problems to be solved by the invention are that single-sensor monitoring system does not possess multiplexed detection in the prior art
Ability, it is impossible to realize complicated atmosphere state recognition and real-time early warning, shortage transmission of wireless signals, the storage of high in the clouds signal, big data
The problem of analysis and self study, there is provided a kind of new dangerous atmosphere comprehensive state fingerprint recognition system.This method has multichannel
Detectivity, can realize complicated atmosphere state recognition and real-time early warning, transmission of wireless signals, the storage of high in the clouds signal, big data
Analysis and the advantage of self study.
To solve the above problems, the technical solution adopted by the present invention is as follows：A kind of dangerous atmosphere comprehensive state fingerprint recognition
System, including sensing chip, Signal-regulated kinase, signal transmission module, gas circuit control module, temperature control modules and data
Processing module, sensing chip is by being integrated with the semiconductor oxide micro-nano array and discrete heating element heater of several ion dopings
Microelectrode constitute；Optimum working temperature of the temperature control modules according to sensor array in different complicated atmosphere, control adds
Resistance thermometer clement optimizes variation in the range of 25~550 DEG C, it is ensured that the stability and accuracy of output signal；Signal condition
Module carries out de-noising, signal amplification and digital-to-analogue conversion to the signal collected, then will be directed to different component by signal distributor
The monitoring signals of gas are transferred to the data processing mould in remote control terminal via the signal projector in signal transmission module
Block carries out real-time data analysis；Sensor cavity where sensing chip is furnished with independent stomata operational module, and in array
Each unit is adjusted by independent voltage and temperature-control circuit.
In above-mentioned technical proposal, it is preferable that signal projector is wireless signal transmitter.
In above-mentioned technical proposal, it is preferable that using sol-gal process and hydro-thermal method nano material preparation technology, to many
The oxide composite nano materials that kind environment is responded extensively are prepared and modified, obtain out sensitive reliable miniature gas-sensitive sensor material
Material and its array, finally prepare a variety of microsensors.
In above-mentioned technical proposal, it is preferable that on the same chip, it is micro- that multiple sensors are constructed in selective subregion
Device, shifts and deposits a series of universal oxide gas-sensing materials on corresponding device, realizes to the same of complicated ingredient gas
When detect, and the monitoring to environment various dimensions；Comprehensive analysis has response extensively to multiple ambient parameters but specific sensitivity has
The oxide material of difference realizes the detection to complicated atmosphere state；Integrated temperature and humidity sensor, realize various dimensions simultaneously
Detection.
In above-mentioned technical proposal, it is preferable that in complicated hazardous gas environment, after the system switches on power, gaseous mixture
Under the instruction at computer controls end by sensing material in gas circuit control module and substrate physics occurs for the target molecule in body
Chemical reaction, the chemical signal of each component gas is converted to form response electric signal, while temperature control modules rapid Optimum is selected
Optimum working temperature point is selected, to ensure the stable output of transducing signal；Electric signal is responded to gather with amplifying through multichannel modulation circuit
After the noise reduction gain of device, digital-to-analogue conversion is completed in the converter, is extracted by the method for full characteristic parameter extraction in phase space
Response signal carries out pattern-recognition, realizes the identification and classification of target sample, and sorted signal passes through wireless signal transmission again
Device carries out the transmission of Remote data processing terminal, finally, configures a series of mixed gas and sensor array is giveed training；Wide spectrum
Sensor has response for the various components of complicated gas, and the response signal of the sensor unit based on different materials is each not
Identical, the comprehensive response signal of sensor array can carry out sample collection, cloud processor warp as the fingerprint coordinate of gas
The finger print information that identification compares various simple and complicated gas is crossed, initial dangerous judgement is carried out under human assistance, is completed
Preliminary construction of knowledge base and self-learning capability is perfect.
In above-mentioned technical proposal, it is preferable that gas sensor is connected with multichannel modulation circuit respectively, multichannel modulation electricity
Road is also connected with amplifier, and amplifier is also connected with converter, and converter is also connected with signal distributor, point good distributor also with
Signal projector is connected, and signal projector is also connected with computer, and computer also controls mould with high in the clouds, gas circuit respectively by cable
Block, temperature control modules are connected, and gas circuit control module, temperature control modules are also connected with sensing chip respectively.
In above-mentioned technical proposal, it is preferable that sensing chip is various dimensions multicomponent sensor chip, is that sandwich is miniature
Substrate, including microheater and the interdigital electrode of some tens of pm spacing；Gas sensor on sensing chip, by external connection with
Platinum electrode is connected, while being grounded by two external circuitses.
The sensor array for possessing high selectivity for pure gas has very harsh requirement for material in itself, is answering
With aspect can by response range many restrictions；Even if finding the material of high responsiveness, in the weak response gas concentration of interference
Interference can be still produced in the case of being far longer than high response object gas and is reported by mistake, for the comprehensive treatment capability of complex environment
It is relatively weak.In view of comprehensively using pure gas selective sensor in limitation at this stage, in actual applications, to multiple
The concrete component of miscellaneous gaseous environment does not have quantification detectability but the sensor with comprehensive recognition capability has more practical valency
Value.Learning-oriented " the complicated atmosphere comprehensive state fingerprint recognition " system based on broad spectrum type sensor material array that the present invention is provided
Response is produced to polytype poisonous or flammable explosive gas, and the concentration-response relation of every kind of gas is not quite similar, is led to
Cross and the characteristics of signals that pure gas component changes on each sensor array block with concentration and detection temperature is referred to as one kind
Line information gets up, and each sensing block is subject to total score to the response signal of complicated gas by computerized algorithm
Analysis, it becomes possible to various gas componants therein are made and accurately assesses and produces early warning.Finally, this open detection system
System constantly carries out self study by the data mining platform of artificial intelligence, passes through the detection to a large amount of known component gas and effect
Assess, the algorithm of system constantly lifts its accuracy also by constantly improve.Achieve preferable technique effect.
Brief description of the drawings
Fig. 1 is the multiple component intelligent fingerprint recognition system schematic diagram for hazardous gas.
Fig. 2 is polynary micro sensing material integrated chip structural design drawing.
In Fig. 2, the 1. integrated substrate of sensing material；2. Pt electrodes；3. GND electrodes；4. gas sensor；5. sample cell；6. plus
Thermal element；7. temperature element；8. Au electrode currents measurement system.
The mixed gas of Fig. 3 difference compositions produces different response characteristic spectrums on 8 element sensors.
The mixed gas of Fig. 4 difference compositions produces different response characteristic spectrums on 10 element sensors.
Below by embodiment, the invention will be further elaborated, but is not limited only to the present embodiment.
Embodiment
Prepare microsensor array by micro-processing method, i.e., on same chip, selective subregion structure
Dozens of sensor micro element is built, and a series of universal oxide gas-sensing materials are shifted and deposit on corresponding device, is responded
The synthesis screening of material regulates and controls to complete by hydro-thermal method.
As shown in figure 1, dangerous atmosphere comprehensive state fingerprint recognition system is by various dimensions sensing chip, multichannel modulation electricity
Road, amplifier, digital analog converter, signal distributor, signal projector, and data processing module are constituted.Sensor cavity is matched somebody with somebody
There is independent stomata operational module, and each unit in array is adjusted by independent voltage and temperature-control circuit.
In complicated hazardous gas environment, after the system switches on power, the instruction of target molecule in mixed gas at computer controls end
Occur physical-chemical reaction by sensing material in gas circuit control module and substrate down, the chemical signal of each component gas is converted
Form response electric signal.The optimum working temperature point of temperature control modules rapid Optimum selection simultaneously, to ensure that transducing signal is stable
Output.Electric signal is responded through the collection of multichannel modulation circuit with after the noise reduction gain of amplifier, completing digital-to-analogue in the converter to turn
Change, the response signal extracted by the method for full characteristic parameter extraction in phase space carries out pattern-recognition, so as to realize target sample
This identification and classification.Sorted signal carries out the transmission of Remote data processing terminal by wireless signal transmitter again.Most
Afterwards, a series of mixed gas are configured to give sensor array training.Because broad spectrum sensor is for various groups of complicated gas
Dividing has response, and the response signal of the sensor unit based on different materials is different, therefore the synthesis of sensor array
Response signal can carry out sample collection as the fingerprint coordinate of gas.Cloud processor compares various simple and multiple by identification
The finger print information of miscellaneous gas, carries out initial dangerous judgement, the preliminary construction of knowledge base of completion and self-study under human assistance
Habit ability is perfect.
Fig. 2 is the various dimensions multicomponent sensor chip structural representation that the system is used, and based on micro-processing technology, is constructed
A kind of miniature substrate of new sandwich, is integrated with the interdigital electrode (Fig. 2A) of microheater and some tens of pm spacing；Enter
And by micro-nano device construction strategies such as organic colloid template solution dipping-lossless transfer, plasma etching-epitaxial growths,
The fabricated in situ of ordered oxide micro-nano structure is realized on miniature substrate, new gas sensor (Fig. 2 B), element is built
Work heating and temperature calibration are completed by independent resistive platinum wire；Several gas sensors, are connected by external connection and platinum electrode
Connect, while being grounded (Fig. 2 C) by 2 external circuitses.
It is briefly described as follows how the dangerous atmosphere comprehensive state fingerprint recognition system based on multi-sensor chip completes material
Material is prepared with depositing, and carries out the state discriminating of pernicious gas.
【Embodiment 1】
Butter of tin presoma and NaOH are dissolved separately in deionized water solution, sodium hydroxide solution is slowly added
Into butter of tin solution, stir 30 minutes, reactant mixture is transferred in ptfe autoclave, is heated to 190 Celsius
At a temperature of degree, heat 8-12 hours.Product is collected by centrifugation and uses distillation water infiltration, is cleaned by ultrasonic, centrifuges 3 times, be scattered in water-soluble
In liquid, it is added drop-wise to above the crossed electrode specific region of micro-processing method preparation and dries.
【Embodiment 2】
By butter of tin presoma, iron chloride presoma is dissolved separately in deionized water solution with NaOH, by hydrogen-oxygen
Change sodium solution to be added slowly in butter of tin and chlorination iron mixed solution, stir 30 minutes, reactant mixture is transferred to polytetrafluoro
In ethylene reaction kettle, it is heated under 190 degree celsius temperatures, heats 8-12 hours.Product is collected by centrifugation and uses distillation water infiltration, surpasses
Sound is cleaned, and is centrifuged 3 times, is scattered in the aqueous solution, is added drop-wise to above the crossed electrode specific region of micro-processing method preparation and is dried.
【Embodiment 3】
By butter of tin presoma, chlorination zinc precursor is dissolved separately in deionized water solution with NaOH, by hydrogen-oxygen
Change sodium solution to be added slowly in butter of tin and zinc chloride mixed solution, stir 30 minutes, reactant mixture is transferred to polytetrafluoro
In ethylene reaction kettle, it is heated under 190 degree celsius temperatures, heats 8-12 hours.Product is collected by centrifugation and uses distillation water infiltration, surpasses
Sound is cleaned, and is centrifuged 3 times, is scattered in the aqueous solution, is added drop-wise to above the crossed electrode specific region of micro-processing method preparation and is dried.
【Embodiment 4】
By butter of tin presoma, inidum chloride presoma is dissolved separately in deionized water solution with NaOH, by hydrogen-oxygen
Change sodium solution to be added slowly in butter of tin and inidum chloride mixed solution, stir 30 minutes, reactant mixture is transferred to polytetrafluoro
In ethylene reaction kettle, it is heated under 190 degree celsius temperatures, heats 8-12 hours.Product is collected by centrifugation and uses distillation water infiltration, surpasses
Sound is cleaned, and is centrifuged 3 times, is scattered in the aqueous solution, is added drop-wise to above the crossed electrode specific region of micro-processing method preparation and is dried.
The material deposition of all 8 independent detection chips of sensor is completed based on above method.As shown in figure 3, will be integrated
The fingerprint recognition system of 8 sensing elements is placed in mixed atmosphere harmful containing benzene, hydrogen sulfide and carbon monoxide three quasi-representative
In the plant area A of gas, low-dimensional and the visualization of parameter are realized by the general-purpose algorithms such as coordinate expansion and curved surface gradual change and means,
It can show that the radar map shape that the signal response characteristic peak of tertiary target monitoring gas is constituted differs greatly, it is achieved thereby that
The assessment of multiple gases state is recognized with characteristic fingerprint.
Described embodiment is only a part of embodiment of the invention, and not all embodiments.Based on the reality in the present invention
Apply example, the every other embodiment that those of ordinary skill in the art are obtained on the premise of creative work is not made, all
Belong to the scope of protection of the invention.
Claims (7)
1. a kind of dangerous atmosphere comprehensive state fingerprint recognition system, including sensing chip, Signal-regulated kinase, signal transmission mould
Block, gas circuit control module, temperature control modules and data processing module, sensing chip is by being integrated with several ion dopings
The microelectrode of semiconductor oxide micro-nano array and discrete heating element heater is constituted；Temperature control modules exist according to sensor array
Optimum working temperature in different complexity atmosphere, control heating resistance element optimizes variation in the range of 25~550 DEG C, really
Protect the stability and accuracy of output signal；Signal-regulated kinase carries out de-noising, signal amplification and digital-to-analogue to the signal collected
Conversion, then will be launched by signal distributor for the monitoring signals of different component gas via the signal in signal transmission module
The data processing module that device is transferred in remote control terminal carries out real-time data analysis；Sensor cavity where sensing chip
Equipped with independent stomata operational module, and each unit in array is adjusted by independent voltage and temperature-control circuit.
2. dangerous atmosphere comprehensive state fingerprint recognition system according to claim 1, it is characterised in that signal projector is nothing
Line signal projector.
3. dangerous atmosphere comprehensive state fingerprint recognition system according to claim 1, it is characterised in that utilize sol-gal process
With hydro-thermal method nano material preparation technology, the oxide composite nano materials responded extensively with a variety of environment are prepared and changed
Property, sensitive reliable miniature gas-sensitive sensor material and its array are obtained out, a variety of microsensors are finally prepared.
4. dangerous atmosphere comprehensive state fingerprint recognition system according to claim 1, it is characterised in that on the same chip,
Multiple sensor micro elements are constructed in selective subregion, shift and deposit a series of universal oxides on corresponding device
Gas sensitive, is detected while realization to complicated ingredient gas, and the monitoring to environment various dimensions；Comprehensive analysis is to multiple rings
Border parameter has the detection of response extensively but the differentiated oxide material realization of specific sensitivity to complicated atmosphere state；Collect simultaneously
Into temperature and moisture sensors, realize that various dimensions are detected.
5. dangerous atmosphere comprehensive state fingerprint recognition system according to claim 1, it is characterised in that in complicated hazardous gas
In environment, after the system switches on power, the target molecule in mixed gas passes through gas circuit under the instruction at computer controls end
With sensing material on substrate physical-chemical reaction occurs for control module, and the chemical signal of each component gas is converted to form response electricity
Signal, while temperature control modules rapid Optimum selects optimum working temperature point, to ensure the stable output of transducing signal；Response electricity
After signal gathers the noise reduction gain with amplifier through multichannel modulation circuit, digital-to-analogue conversion is completed in the converter, by complete special
The response signal levied in the method extraction phase space of parameter extraction carries out pattern-recognition, realizes the identification and classification of target sample,
Sorted signal carries out the transmission of Remote data processing terminal by wireless signal transmitter again, finally, configures a series of mixed
Gas is closed to give sensor array training；Broad spectrum sensor has response for the various components of complicated gas, and based on not
Response signal with the sensor unit of material is different, the comprehensive response signal of sensor array can as gas finger
Line coordinate carries out sample collection, and cloud processor compares the finger print information of various simple and complicated gas by identification, artificial
Initial dangerous judgement is carried out under auxiliary, the preliminary construction of knowledge base of completion and self-learning capability are perfect.
6. dangerous atmosphere comprehensive state fingerprint recognition system according to claim 1, it is characterised in that gas sensor is distinguished
It is connected with multichannel modulation circuit, multichannel modulation circuit is also connected with amplifier, amplifier is also connected with converter, converter
Also it is connected with signal distributor, a point good distributor is also connected with signal projector, and signal projector is also connected with computer, calculates
Machine is also connected with high in the clouds, gas circuit control module, temperature control modules respectively by cable, gas circuit control module, temperature control mould
Block is also connected with sensing chip respectively.
7. dangerous atmosphere comprehensive state fingerprint recognition system according to claim 1, it is characterised in that sensing chip is multidimensional
Multicomponent sensor chip is spent, is the miniature substrate of sandwich, includes the interdigital electrode of microheater and some tens of pm spacing；
Gas sensor on sensing chip, is connected by external connection with platinum electrode, while being grounded by two external circuitses.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113514503A (en) * | 2020-04-10 | 2021-10-19 | 中国石油化工股份有限公司 | Gas sensing system and gas sensor |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000078204A2 (en) * | 1999-06-16 | 2000-12-28 | California Institute Of Technology | Methods for remote characterization of an odor |
| CN1338628A (en) * | 2000-08-10 | 2002-03-06 | 同济大学 | Monitor and alarm system for multi-component gas |
| CN101226166A (en) * | 2008-01-31 | 2008-07-23 | 浙江大学 | Low-power consumption hand-hold electric nasus system for testing on-site |
| CN101769889A (en) * | 2010-01-06 | 2010-07-07 | 浙江清华长三角研究院 | Electronic nose system for detecting quality of agricultural products |
| CN101788517A (en) * | 2010-02-23 | 2010-07-28 | 广东工业大学 | Pungent traditional Chinese medicine odor fingerprint map construction system and method based on bionic olfaction |
| CN201555826U (en) * | 2009-10-19 | 2010-08-18 | 浙江大学 | Electronic nose used for detecting insect pest information |
| CN101871898A (en) * | 2010-07-23 | 2010-10-27 | 华中科技大学 | Smell detection system based on odor evaporation characteristic spectrum and system thereof |
| CN203909602U (en) * | 2014-06-27 | 2014-10-29 | 杨亚鹏 | Wireless intelligent control center |
| CN105572202A (en) * | 2015-12-11 | 2016-05-11 | 浙江工商大学 | Bionic detection device and method for electronic nose time-space smell information |
-
2017
- 2017-04-14 CN CN201710244183.5A patent/CN106940340B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2000078204A2 (en) * | 1999-06-16 | 2000-12-28 | California Institute Of Technology | Methods for remote characterization of an odor |
| CN1338628A (en) * | 2000-08-10 | 2002-03-06 | 同济大学 | Monitor and alarm system for multi-component gas |
| CN101226166A (en) * | 2008-01-31 | 2008-07-23 | 浙江大学 | Low-power consumption hand-hold electric nasus system for testing on-site |
| CN201555826U (en) * | 2009-10-19 | 2010-08-18 | 浙江大学 | Electronic nose used for detecting insect pest information |
| CN101769889A (en) * | 2010-01-06 | 2010-07-07 | 浙江清华长三角研究院 | Electronic nose system for detecting quality of agricultural products |
| CN101788517A (en) * | 2010-02-23 | 2010-07-28 | 广东工业大学 | Pungent traditional Chinese medicine odor fingerprint map construction system and method based on bionic olfaction |
| CN101871898A (en) * | 2010-07-23 | 2010-10-27 | 华中科技大学 | Smell detection system based on odor evaporation characteristic spectrum and system thereof |
| CN203909602U (en) * | 2014-06-27 | 2014-10-29 | 杨亚鹏 | Wireless intelligent control center |
| CN105572202A (en) * | 2015-12-11 | 2016-05-11 | 浙江工商大学 | Bionic detection device and method for electronic nose time-space smell information |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113514503A (en) * | 2020-04-10 | 2021-10-19 | 中国石油化工股份有限公司 | Gas sensing system and gas sensor |
| CN113514503B (en) * | 2020-04-10 | 2023-09-12 | 中国石油化工股份有限公司 | Gas sensing system and gas sensor |
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| CN106940340B (en) | 2023-03-28 |
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