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32 results about "Co2 monitoring" patented technology
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A CO2 Monitor is a device that helps you record and understand the environmental Carbon Dioxide (CO2) levels in an office, room, building, factory, hospital or any other area.
Disposable anesthesia face mask
ActiveUS20070295335A1Durable and reliable constructionLower sales priceRespiratory masksBreathing masksChinNose
A disposable anesthesia face mask suitably sized and configured to engage the nose portion, mouth portion and chin portion of a patient's face comprises a cup-like shell or receptacle member and a flexible inflatable hollow sealing cushion attached to the shell member on a flange thereon and wherein the shell member includes first passageway means for coupling to a breathing circuit, and a second passageway for connection to a flexible tube which, in turn, is adapted to be connected to a CO2 monitoring machine or capnograph. The face mask shell nasal portion has a first width, the face mask shell mouth portion has a second width greater than the first width, and the face mask shell chin portion has a third width greater than the second width. The nasal, mouth and chin portions are continuous and form the cup-like extent of the shell or receptacle member giving it a characteristic “pear” shape. Lateral projections provided on the shell flange are intended to accommodate an elastic head strap that may adjustably be coupled to the projections to hold the mask in place on a patient's face and head.
Owner:NASHED RAMSES
Continuous online CO2 monitoring system and method for underground fluids
ActiveCN107402188AEnables continuous monitoringContinuous monitoringMaterial analysis by optical meansHigh humiditySolenoid valve
The invention relates to a continuous online CO2 monitoring system and method for underground fluids. The continuous online CO2 monitoring system comprises a gas inlet, a first solenoid valve, a dehumidification restorable pipe, a second solenoid valve, an array type infrared CO2 sensor, a third solenoid valve, an electromagnetic pump, a fourth solenoid valve and a gas outlet which are connected sequentially through a pipeline, wherein one end of a drying and filtering pipe is connected with the second solenoid valve through the pipeline, and the other end of the drying and filtering pipe is connected with the fourth solenoid valve through the pipeline; the dehumidification restorable pipe, the array type infrared CO2 sensor, the electromagnetic pump and the four solenoid valves are electrically connected with a master control unit respectively. The monitoring method comprises the following steps: the master control unit controls a communication channel of the four solenoid valves, and a monitoring gas channel, a cleaning gas channel and a dehumidification restoring channel are formed. With adoption of the monitoring system and method, wide-range continuous monitoring of CO2 concentration in a high-humidity environment is realized, various filter and compensation means are adopted, the anti-interference performance is good, errors are reduced effectively, the monitoring precision is high, the stability is good, and effectiveness of earthquake prediction is improved.
Owner:杭州超钜科技有限公司
Agricultural intelligent management system based on Internet of Things
InactiveCN109506712AConvenient researchEasy to analyzeMeasurement devicesSignal processing circuitsSpray irrigation
The invention provides an agricultural intelligent management system based on Internet of Things. A central processing device, a humidity monitoring module, a signal processing circuit, a temperaturemonitoring module, an illumination monitoring module, a CO2 monitoring module, an image collection module, an image processing module, a user control terminal, a displayer, a storage and a spray irrigation module are utilized to monitor the growth environment of crops and irrigate the crops according to monitoring data. The system is simple in structure and reasonable in design, through a wirelesscommunication technology, agricultural irrigation and remote control are effectively combined, the user control terminal can control the spray irrigation module to irrigate the crops according to thereceived data, and growth of the crops is facilitated. The growth state of the crops can be monitored, the image processing module can efficiently and quickly extract image information of the image collection module, and the precision of identifying the crops can be improved.
Owner:江西赛弗特科技集团有限公司
Life environment management system
InactiveCN104560710ASimple networkingNo wiring requiredBioreactor/fermenter combinationsBiological substance pretreatmentsDisplay boardEngineering
The invention discloses a life environment management system. The system comprises a ternary gas mixture incubator temperature, humidity, PH value and CO2 monitoring module, a single-gas internal mixing incubator temperature, humidity, PH value and CO2 monitoring module for detecting the temperature, the humidity, the PH value and the CO2 concentration in a single-gas internal mixing incubator, a monitoring module for detecting the content of liquid nitrogen in a liquid nitrogen cylinder and the temperature in the liquid nitrogen cylinder, a laboratory environment monitoring module for detecting the temperature, the humidity, the VOC content, the oxygen content and the PM2.5 value in a laboratory as well as an electronic display board module for monitoring detection parameters of all the modules and giving an alarm when the monitored parameters are abnormal. According to the system, WIFI is adopted for communication, wiring is not required, networking and maintenance are easy, and the monitored parameters can be extended infinitely; the system has multiple alarm modes and is controlled by a laboratory person when monitoring the parameters; all the modules can be extended freely, the monitored parameters can be inquired at any time, the system is convenient and quick to use, and monitored data can be referred by a life science research laboratory.
Owner:刘湘娟
Measuring method for concentration of gas molecules from respiratory and circulatory system in expired gas
The invention provides a measuring method for the concentration of gas molecules from a respiratory and circulatory system in expired gas to realize acquisition and analysis of nitric oxide gas in expired gas in a tidal breathing state. According to the method, when tidal breathing flow is greater than 150 ml / s and airway retention time is less than 1 s, changes of the concentration of CO2 in the expired gas are monitored by using a CO2 monitoring module; the concentration Ce of the expired gas X at different time points is measured; according to the breathing state displayed by a CO2 curve, the concentration Ce at at least two time points, i.e., Ce(t1) and Ce(t2), when the expired gas X is in an alveolar area is selected; since the contribution of Caw in an airway area can be neglected during high flow, Ce(t) is approximately equal to Calv(t); thus, the concentration Ca of X in the alveolar area and the concentration Cw of X entering alveoli after circulation can be calculated according to the equation that Calv(t) = Ca + kCw.
Owner:SUNVOU MEDICAL ELECTRONICS
Device, system and method for co2 monitoring
ActiveUS20200047582A1Improve accuracyImprove the level ofMechanical apparatusAir-treating devicesEngineeringIntensive care medicine
The present invention relates to a device, system and method for CO2 monitoring. To enable continuous monitoring at low cost and in a simple manner, the device comprises a signal input (10) for obtaining one or more monitoring signals (20) of a monitored area, a breathing monitor (11) for determining one or more breathing parameters (21) of one or more subjects present in the monitored area from the obtained one or more monitoring signals, and a CO2 estimation unit (12) for estimating the CO2 level (22) in the monitored area based on the determined one or more breathing parameters.
Owner:KONINKLJIJKE PHILIPS NV
Remote management non-invasive breathing machine with CO2 monitoring function and working method thereof
ActiveCN108939231ADifficult to solveSolve the end-call CO <sub>2<</sub> RespiratorsMedical devicesEmergency medicineWorking set
The invention discloses a remote management non-invasive breathing machine with a CO2 monitoring function and a working method thereof. The remote management non-invasive breathing machine comprises abreathing facial mask, a pressure measuring pipe, a mainstream-type PETCO2 monitor and a breathing machine main unit; the breathing facial mask is connected with the breathing machine main unit, oneend of the pressure measuring pipe is connected with a connecting pipeline, and the other end of the pressure measuring pipe is connected with the breathing machine main unit; the mainstream-type PETCO2 monitor is connected to the connecting pipeline of the breathing facial mask and the breathing machine main unit through a pipeline adapter, the mainstream-type PETCO2 monitor starts to monitor PETCO2 data after receiving a monitoring instruction sent by the breathing machine main unit, and sends a monitoring signal to the breathing machine main unit, and after the breathing machine main unit receives the monitoring signal, the ventilation mode and the breathing pressure are adjusted; after finishing monitoring, the mainstream-type PETCO2 monitor sends the monitored data and a monitoring finishing signal to the breathing machine main unit, and after receiving the monitored data and the monitoring finishing signal, the breathing machine main unit restores the ventilation mode and the breathing pressure to modes and parameters before monitoring, and continues to ventilate the breathing facial mask.
Owner:SHANDONG UNIV
CO2 flux automatic monitoring system of farmland ecosystem
ActiveCN106370790ARealize regulationReal-time adjustmentTesting plants/treesMonitoring systemEngineering
The invention discloses a CO2 flux automatic monitoring system of a farmland ecosystem. The CO2 flux automatic monitoring system comprises a plurality of static visible boxes, automatic lifting machines and CO2 monitoring devices which are sleeved, wherein the CO2 monitoring devices are arranged in the static visible boxes and are used for detecting the CO2 concentration in the static visible boxes in real time; the automatic lifting machines are used for clamping the static visible boxes to adjust the heights of the boxes; the multiple static visible boxes and the automatic lifting machines which are sleeved are used for enabling the CO2 monitoring devices to detect the CO2 concentration at different heights. The CO2 flux automatic monitoring system has the characteristics of convenience for operation, continuity of monitoring and easiness in carrying and assembling, and can be used for monitoring the research on discharging of CO2 flux of the farmland ecosystem in different growing stages under different height conditions.
Owner:CHINA INST OF WATER RESOURCES & HYDROPOWER RES
Expiration end CO2 monitoring device and method of noninvasive respirator
ActiveCN111407280AEliminate the effects ofReduce mistakesRespiratorsMedical devicesWater vaporEmergency medicine
The invention discloses an expiration end CO2 monitoring device and method of a noninvasive respirator. Due to arrangement of an isolation device, the situation that oxygen of an oxygen conveying section is directly fed into a respiration tube through a pipeline can be reduced, and errors of monitoring results, which are caused by the oxygen, can be reduced. Due to arrangement of a first gas chamber, a gas can be temporarily stored in the first gas chamber, and carbon dioxide in exhaled air can be effectively marked and detected; meanwhile, the content of vapor in the exhaled air of a patientcan be tested, so that errors caused by condensation of the vapor can be eliminated as much as possible in the monitoring process, the influence to experiment results by moisture can be eliminated asmuch as possible, and the expiration end CO2 concentration detection accuracy can be improved.
Owner:SHANDONG UNIV
Vehicle-mounted mobile type road construction atmospheric environment monitoring system
ActiveCN109239272AEasy to manufactureHigh measurement accuracyParticle suspension analysisGas analyser construction detailsParticulatesData display
The invention discloses a vehicle-mounted mobile type road construction atmospheric environment monitoring system, which is characterized in that the system comprises a vehicle-mounted system, a dustmonitoring device (1), a PM2.5 (Particulate Matter 2.5) monitoring device (2), a CO2 monitoring device (3), a wind speed and direction monitoring device (4), a temperature and humidity monitoring device (5), a data collection and storage device (6), a data transmission device (7), a power supply system and a data display system. The system instrument is simple in manufacture and high in measurement accuracy, and the self-cleaning function of equipment under heavy pollution conditions, including dust, PM2.5, CO2 and the like can be met. By use of the system, the gas concentration and the meteorological information of the atmospheric environment can be independently measured, and vehicle-mounted mobile type atmospheric concentration and meteorological information measurement can be carried out.
Owner:INST OF GEOLOGY & GEOPHYSICS CHINESE ACAD OF SCI +1
Real-time airway check status indicator
Immediately after airway placement and / or following any patient transfer, an automated program may be activated in a CO2 monitoring device to provide an airway device placement check. The automated program needs time to determine if the airway placement has been successful or not. During analysis of CO2 respiration data by the program, real-time feedback is displayed to the user as soon as the airway check program is activated until the time that a final decision on the success of airway placement is made. The real-time feedback displays one or more indicators of the progress of the program toward a determination of a successful or failed placement.
Owner:KONINKLJIJKE PHILIPS NV
Systems and methods for concomitant co2 sampling and o2 delivery
A CO2 monitoring system (100) provides oxygen (O2) (120, 230) to a subject's mask (140) with known characteristics. The CO2 monitoring system (100) receives, from the mask (140), gas samples (146) including exhaled CO2 (144) diluted by O2 (120, 230). The CO2 monitoring system (100) uses an adaptive noise canceller (166, 400) to cancel the diluting O2 (120, 230) by using the known characteristics of the O2 (120, 230) provided to the mask (140), the result of which process is restoration of the original concentration level of the CO2 (144) as exhaled by the subject into the mask (140).
Owner:ORIDION MEDICAL 1987
Auxiliary visible light wand for multisource PET CO2 monitoring
ActiveCN110811518AImprove stabilityLess discomfortTracheal tubesBronchoscopesPhysical therapyBiomedical engineering
The invention discloses an auxiliary visible light wand for multisource PET CO2 monitoring. The auxiliary visible light wand comprises a handle, a pump body, a medicine bin, a wand body and a bracket.The handle is separately connected with the medicine bin, the pump body and the wand body, and one end of the wand body is connected with a wand head. A lamp and an atomizer head are arranged in thewand head. A circuitron is connected with the external wall of the wand body, one end of the circuitron is connected with a display screen, and the other end of the circuitron is connected with a camera in the wand head. The bracket sleeves the wand body and is fixed to the outer side of an oral cavity or a chin of a patient, and thus, the stability of the wand body is improved. Through the matching of all the components, the interior of a trachea of the patient can be observed during tracheal intubation, and thus, the difficulty resulting from direct laryngoscope intubation is avoided. Through being effectively matched with tracheal intubation, the tracheal intubation can be high in accuracy and short in consumed time, and secondary injury to the patient is difficultly caused. Inflammation diminishing medicines in the medicine bin can be sprayed inside the trachea of the patient through the atomizer head by the pump body, and thus, the aims of alleviating and resisting inflammations and lowering the bacterial infection probability of the trachea and discomfort of the patient are exerted.
Owner:SHANGHAI NINTH PEOPLES HOSPITAL AFFILIATED TO SHANGHAI JIAO TONG UNIV SCHOOL OF MEDICINE
Mobile monitoring device and method for sulfur content of marine fuel oil
PendingCN113125683ALow operating skill requirementsIncrease credibilityChemical property predictionMaterial testing goodsOil canEnvironmental engineering
According to the mobile monitoring device and method for the sulfur content of the marine fuel oil, the device and method are easy to operate, the sulfur content of the marine fuel oil can be estimated only by using the SO2 gas concentration monitored by the multi-source sensor mobile carrying platform and the established ship atmospheric pollutant emission diffusion model, the influence of CO2 monitoring concentration information on the precision of the estimation value of the sulfur content of the marine fuel oil is greatly reduced, and the credibility of the estimation result of the sulfur content of the marine fuel oil is improved; meanwhile, the investment cost of monitoring equipment is saved to a great extent, the operating skill requirements of technicians are reduced, the operability is high, the method for estimating the sulfur content of the marine fuel oil is high in automation degree and easy to implement, and an intelligent and efficient device and method are provided for maritime affair supervision departments to recognize illegal high-sulfur oil ships.
Owner:WUHAN UNIV OF TECH
Portable CO2 monitoring device and method for seismic precursor flow observation
PendingCN108956520AImprove environmental adaptabilityImprove anti-interference abilityMaterial analysis by optical meansAir quality improvementObservation pointEngineering
The invention relates to a portable CO2 monitoring device and method for seismic precursor flow observation. The monitoring device comprises an air inlet, a first electromagnetic valve, a dehumidifying device, a flow controller, a CO2 sensing detecting unit, a second electromagnetic valve, a purifying device, an air outlet and a main control circuit. The air inlet, the first electromagnetic valve,the dehumidifying device, the flow controller, the CO2 sensing detecting unit, the second electromagnetic valve and the air outlet are orderly connected. The purifying device is connected between thefirst electromagnetic valve and the second electromagnetic valve. The first and second electromagnetic valves and the CO2 sensing detecting unit are respectively connected to the main control circuit. The device comprises a measuring gas path and a self-calibrating circulating gas path. The CO2 sensing detecting unit has an integrated design based on an infrared absorption principle, has a high detection limit and a fast response speed, can correct the CO2 concentration based on an environmental factor through multi-parameter measurement and can improve the accuracy of CO2 concentration detection. The device is small in size, is easy to carry and can be used in the harsh environment at the earthquake precursor observation point.
Owner:杭州超钜科技有限公司
a co 2 Remote management non-invasive ventilator with monitoring function and its working method
ActiveCN108939231BFlush cutLower expiratory pressureRespiratorsMedical devicesEngineeringType ventilator
Owner:SHANDONG UNIV
Inversion method, device and equipment of carbon dioxide emission and storage medium
ActiveCN114547553AThe inversion result is accurateData processing applicationsTechnology managementBayesian inversionComputational physics
The invention provides an inversion method, device and equipment of carbon dioxide emission, and a storage medium. The method comprises the following steps: acquiring a CO2 simulation concentration of a target area in a specified time period; based on the prior CO2 emission amount of the target area, and the CO2 monitoring data, the CO2 background data and the CO2 simulation concentration of the target area in the specified time period, the CO2 simulation emission amount is determined; respectively inputting the plurality of first priori emission amount error covariances, the priori CO2 emission amount and an error covariance of a preset atmospheric transmission model into a Bayesian inversion model, and performing inversion to obtain a plurality of first CO2 emission amounts; determining a first prior emission amount error covariance corresponding to the first CO2 emission amount with the minimum difference with the simulated CO2 emission amount as an optimal prior emission amount error covariance; and finally, performing inversion to obtain the carbon dioxide emission of the target area in a specified time period. According to the method, the inversion result is more accurate by reducing the influence of the prior emission load error covariance.
Owner:HEBEI SAILHERO ENVIRONMENTAL PROTECTION HIGH TECH +1
Device, system and method for co2 monitoring
ActiveCN109952056AMechanical apparatusSpace heating and ventilation safety systemsIntensive care medicineContinuous monitoring
Owner:KONINKLIJKE PHILIPS NV
Oxygen-capnography mask for continuous co2 monitoring
ActiveCN109475716AAvoid dilutionEasy dischargeRespiratory masksMedical devicesInhalationOxygen delivery
A face mask for delivering oxygen to, and sampling carbon dioxide exhaled from, a subject includes a partition wall that divides the mask into a subject respiratory space that primarily contains carbon dioxide exhaled by the subject, and an oxygen reservoir space that primarily contain oxygen. The partition wall includes one or two holes to which naris conduits are respectively connected. The naris conduit are positioned in proximity to the subject's nares to closely obtain carbon dioxide samples. The naris conduits enable oxygen to flow from the oxygen reservoir space to the subject respiratory space during inhalation, while quickly expelling traces of CO2, and they are configured such that exhaled CO2 quickly fills them up, during exhalation, while expelling oxygen traces back to the oxygen reservoir space.
Owner:ORIDION MEDICAL 1987
A farmland ecosystem co 2 Flux automatic monitoring system
ActiveCN106370790BRealize regulationReal-time adjustmentTesting plants/treesMonitoring systemProcess engineering
The invention discloses a CO2 flux automatic monitoring system of a farmland ecosystem. The CO2 flux automatic monitoring system comprises a plurality of static visible boxes, automatic lifting machines and CO2 monitoring devices which are sleeved, wherein the CO2 monitoring devices are arranged in the static visible boxes and are used for detecting the CO2 concentration in the static visible boxes in real time; the automatic lifting machines are used for clamping the static visible boxes to adjust the heights of the boxes; the multiple static visible boxes and the automatic lifting machines which are sleeved are used for enabling the CO2 monitoring devices to detect the CO2 concentration at different heights. The CO2 flux automatic monitoring system has the characteristics of convenience for operation, continuity of monitoring and easiness in carrying and assembling, and can be used for monitoring the research on discharging of CO2 flux of the farmland ecosystem in different growing stages under different height conditions.
Owner:CHINA INST OF WATER RESOURCES & HYDROPOWER RES
Wireless polysomnography system
PendingCN111387946AAvoid distributingImprove comfortDigital data information retrievalHealth-index calculationWireless transmissionSleep study
The invention discloses a wireless polysomnography system. The system comprises an electrode plate, a transcutaneous CO2 monitoring module, an amplifier, a host and a controller, wherein the electrodeplate is provided with a wireless transmission module; the transcutaneous CO2 monitoring module is in communication connection with the wireless transmission module; the amplifier is in wireless communication connection with the electrode plate and the transcutaneous CO2 monitoring module respectively through the wireless transmission module; the amplifier collects and processes monitoring data acquired by the electrode plate and the transcutaneous CO2 monitoring module; and the host receives monitoring data processed by the amplifier. Wireless connection between the electrode plate and the amplifier is realized, and distribution of a large number of transmission lines on a patient is avoided, so that the comfort of the patient using the wireless polysomnography system is effectively improved, and sleep quality is improved. In addition, electrode monitoring and percutaneous CO2 monitoring are combined, and accuracy of the sleep monitoring result is further improved.
Owner:BEIJING JISHUITAN HOSPITAL
Multi-source end-tidal CO2 monitoring auxiliary visual laryngeal mask
InactiveCN110812641AImprove accuracyShort timeBronchoscopesTracheal tubesLaryngeal MasksAv conduction
The invention belongs to the technical field of anesthesia medical CO2 monitoring auxiliary devices, and specifically relates to a multi-source end-tidal CO2 monitoring auxiliary visual laryngeal mask. The laryngeal mask includes a main tube, a capsule body, an inner plate and a camera; the capsule body is bonded at the bottom of the main tube; and the inner plate is bonded on the front sidewall of the capsule body. Through the combination utilization of fittings, the laryngeal mask can observe the internal of a patient by coordinating the camera and a display screen; observation can be performed on internal environments during the using of the laryngeal mask; the laryngeal mask is high in intubation accuracy, short in time consumption and unable to cause subsidiary-injury of the patient;after the entering of the capsule body, the air delivery of the main tube can be performed through a main hole and auxiliary holes with inner meshes, so that the uniform dispersing effects of air canbe increased, the laryngeal mask can be good in comfortability, and the disadvantages of choking and difficult breathing caused by concentrated and fast air flow cannot be caused; and after atropine drugs are arranged in a top capsule, the drugs can be released through drug-releasing holes during using, so that the formation of oral secretions can be inhibited.
Owner:姜虹 +1
Device, system and method for CO2 monitoring
ActiveUS11135899B2Increase volumeLow costAir-treating devicesMechanical apparatusIntensive care medicineContinuous monitoring
The present invention relates to a device, system and method for CO2 monitoring. To enable continuous monitoring at low cost and in a simple manner, the device comprises a signal input (10) for obtaining one or more monitoring signals (20) of a monitored area, a breathing monitor (11) for determining one or more breathing parameters (21) of one or more subjects present in the monitored area from the obtained one or more monitoring signals, and a CO2 estimation unit (12) for estimating the CO2 level (22) in the monitored area based on the determined one or more breathing parameters.
Owner:KONINKLJIJKE PHILIPS NV
CO2 monitoring system for suffocation case
ActiveCN113359600AStable concentrationConcentration automatic controlProgramme control in sequence/logic controllersAir quality improvementAir pumpProcess engineering
The invention relates to a CO2 monitoring system for a suffocation case. The CO2 monitoring system for the suffocation case comprises an infrared sensor, a gas adding pump, an electromagnetic valve, a pressure reducing valve, a CO2 detector, a CO2 conveying pipeline and a PLC; the infrared sensor, the gas adding pump, the electromagnetic valve, the pressure reducing valve, the CO2 detector and the CO2 conveying pipeline are all electrically connected with the PLC, wherein the infrared sensor is arranged in a suffocation pit; the gas adding pump is arranged at the gas inlet end of the CO2 conveying pipeline; the electromagnetic valve is arranged at the gas outlet end of the CO2 conveying pipeline; the pressure reducing valve is arranged on the CO2 conveying pipeline at the upstream end of the electromagnetic valve; and the CO2 detector is arranged on the CO2 conveying pipeline at the upstream end of the pressure reducing valve. The CO2 monitoring system for the suffocation case can automatically control the CO2 concentration in the suffocation pit and keep the CO2 concentration in the suffocation pit stable, so that the slaughtering efficiency is improved, and the meat quality after slaughtering is ensured.
Owner:青岛建华食品机械制造有限公司
Real-time airway check status indicator
Immediately after airway placement and / or following any patient transfer, an automated program may be activated in the CO2 monitoring device to provide an airway device placement check. Automated procedures take time to determine whether airway placement has been successful or not. During the analysis of the CO2 breathing data by the program, real-time feedback is displayed to the user whenever the airway check program is activated until the moment when a final determination is made regarding the success of the airway placement. The real-time feedback displays one or more indicators of program progress tending to determine successful or failed placements.
Owner:KONINKLJIJKE PHILIPS NV
Intelligent ventilation system for central heating and control method
PendingCN112032799ALarge ventilationDilution concentrationLighting and heating apparatusSpace heating and ventilation detailsCollector deviceControl cell
The invention discloses an intelligent ventilation system for central heating and a control method. The ventilation system comprises a solar heating air supply system and a control system, wherein thesolar heating air supply system comprises a plate type solar heat collector, a heat collector hot water pipe, a heat collector cold water pipe, a coil pipe, a primary filter, a medium-efficiency filter, a high-efficiency filter, a fan and an air supply outlet; and the control system comprises a temperature monitoring sensor, a CO2 monitoring sensor, a monitoring unit and a control unit connectedwith the monitoring unit in real time. According to the intelligent ventilation system for central heating and the control method, external air is supplied into a room through the primary filter, themedium-efficiency filter, the high-efficiency filter and the coil pipe, and the concentration of pollutants generated by indoor personnel in a closed space can be reduced to the maximum extent; and according to real-time data of the indoor temperature and the CO2 concentration, the ventilation system and the opening degree of valves of all households for central heating are adjusted. The problem of energy waste caused by excessive heat supply in a current house and the problem of indoor pollution caused by poor air circulation in the house are solved.
Owner:SOUTHEAST UNIV
Auxiliary visible device for multisource PET CO2 monitoring
InactiveCN110812648AFacilitate communicationEasy to observeBronchoscopesTracheal tubesLine sensorDigital analog converter
The invention particularly discloses an auxiliary visible device for multisource PET CO2 monitoring and belongs to the technical field of auxiliary devices for air passage detection in anesthesia medical treatment. The auxiliary visible device comprises a shell, a connecting hose, a fixed frame and a display screen. According to the device, an intubation tube is subjected to effective-limiting suspending, and thus, the accommodating performance is improved; when the device is in multisource PET CO2 monitoring use in a matched manner, data are sorted by using a carbon dioxide concentration detector, then, sorted data are transferred to a digital-to-analogue converter by using a variable frequency controller, and display is carried out in a manner of being matched with the display screen; when a patient is subjected to intubation by using an intubation tube containing an inductive head, in a multisource PET CO2 monitoring process, external visual display is carried out, the visible effect is high, observation is facilitated, the matched assisting effect is improved, and the rate of accuracy and stability are guaranteed; and after external transmission of data is carried out in a manner of being matched with a wireless sensor, data exchange is facilitated.
Owner:姜虹 +1
Subsurface fluid carbon dioxide continuous on-line monitoring system and monitoring method
ActiveCN107402188BEnables continuous monitoringContinuous monitoringMaterial analysis by optical meansSolenoid valveControl engineering
The invention relates to a continuous online CO2 monitoring system and method for underground fluids. The continuous online CO2 monitoring system comprises a gas inlet, a first solenoid valve, a dehumidification restorable pipe, a second solenoid valve, an array type infrared CO2 sensor, a third solenoid valve, an electromagnetic pump, a fourth solenoid valve and a gas outlet which are connected sequentially through a pipeline, wherein one end of a drying and filtering pipe is connected with the second solenoid valve through the pipeline, and the other end of the drying and filtering pipe is connected with the fourth solenoid valve through the pipeline; the dehumidification restorable pipe, the array type infrared CO2 sensor, the electromagnetic pump and the four solenoid valves are electrically connected with a master control unit respectively. The monitoring method comprises the following steps: the master control unit controls a communication channel of the four solenoid valves, and a monitoring gas channel, a cleaning gas channel and a dehumidification restoring channel are formed. With adoption of the monitoring system and method, wide-range continuous monitoring of CO2 concentration in a high-humidity environment is realized, various filter and compensation means are adopted, the anti-interference performance is good, errors are reduced effectively, the monitoring precision is high, the stability is good, and effectiveness of earthquake prediction is improved.
Owner:杭州超钜科技有限公司
A vehicle-mounted mobile road construction atmospheric environment monitoring system
ActiveCN109239272BEasy to manufactureHigh measurement accuracyParticle suspension analysisGas analyser construction detailsData displayIn vehicle
Owner:INST OF GEOLOGY & GEOPHYSICS CHINESE ACAD OF SCI +1
Multi-rotor unmanned aerial vehicle CO2 concentration real-time monitoring device
PendingCN112362823AResolution cycleResolution timeIndication of weather conditions using multiple variablesSatellite radio beaconingWireless dataMonitoring site
The invention relates to a multi-rotor unmanned aerial vehicle CO2 concentration real-time monitoring device, and belongs to the technical field of agricultural crop low-altitude gas emission monitoring. An airborne CO2 sensor working circuit contained in the device is directly drawn on an upper cover plate of the unmanned aerial vehicle, and a CO2 sensor is fixed on the upper cover plate and located on a central shaft of the unmanned aerial vehicle; the airborne CO2 sensor working circuit of the device comprises a GPS module, a temperature and humidity module and a wireless data transmissionmodule which are all welded to the upper cover plate of the unmanned aerial vehicle. The airborne CO2 sensor contained in the device and the unmanned aerial vehicle share one set of power supply system. The device comprises a ground real-time display terminal which can receive airborne CO2 sensor data in the flight process and display CO2 concentration, position, time, temperature and humidity data in real time, and the display terminal is provided with an independent power supply battery. The device has the beneficial effects that the multi-rotor unmanned aerial vehicle is light and flexibleand can quickly and accurately reach a monitoring point, so that the monitoring timeliness and accuracy are improved, and meanwhile, the investment of CO2 monitoring equipment and human resources is saved.
Owner:南京禾谱航空科技有限公司
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