22 results about "Continuous emission" patented technology

Apparatus and methods for monitoring emissions from a borehole to determine the composition of earthen material removed from the borehole are described. Monitoring can be done in real time as the borehole is being deepened with a millimeter-wave drilling beam. The present technology can monitor in real-time the elemental composition of the earthen materials (e.g., rock, minerals, crystals, metals, etc.) in a borehole created by a directed-energy beam that melts and vaporizes the earthen material materials in its path. Using a continuous emissions monitor (CEM) in combination with directed-energy excavation of a borehole enables rapid surveying of the subsurface for precious and commercial metals.

The embodiment of the invention discloses a gas diffusion translation calculation method and device, computer equipment and a storage medium. The method comprises the following steps: setting gas diffusion related parameters of each standard puff; initializing an observation space, an observation duration and an observation time point, and calculating a downwind direction and a crosswind direction; calculating a concentration matrix sequence of the standard puff of each ship at each time point within the observation duration to obtain a concentration matrix corresponding to each ship; and calculating a puff group concentration matrix of a plurality of ships at a specified observation point in the observation space according to the concentration matrix by adopting a standard puff multi-translation multiplexing mode. By implementing the method provided by the embodiment of the invention, the algorithm complexity during multi-ship continuous emission calculation can be greatly simplified, the repeated calculation amount is reduced, the memory space occupation is reduced, and the calculation time consumption is reduced.

Apparatus and methods for monitoring emissions from a borehole to determine the composition of earthen material removed from the borehole are described. Monitoring can be done in real time as the borehole is being deepened with a millimeter-wave drilling beam. The present technology can monitor in real-time the elemental composition of the earthen materials (e.g., rock, minerals, crystals, metals, etc.) in a borehole created by a directed-energy beam that melts and vaporizes the earthen material materials in its path. Using a continuous emissions monitor (CEM) in combination with directed-energy excavation of a borehole enables rapid surveying of the subsurface for precious and commercial metals.

A device for collaborative detection of carbon and nitrogen emissions and a method thereof are provided. The device includes an integrating cavity, a single beam laser and a dual beam hybrid laser set at opposite ends of the integrating cavity, and an information acquisition and analysis system. The single beam laser and the dual beam hybrid laser are respectively used to continuously emit and transmit laser beams into the integrating cavity. The single beam laser and the dual beam hybrid laser can achieve simultaneous spatio-temporal high-frequency detection of any concentration of CO2—CH4—N2O—N2 mixed gas in one integrating cavity, and the concentration of CO2, CH4, and N2O can be inverted through the information acquisition and analysis system. This device meets the research demand for simultaneous detection of multiple greenhouse gases under the same path, greatly improving the utilization efficiency of the integrating cavity and saving detection costs.

The utility model discloses a flue gas desulfurization control device based on continuous emission monitoring, and relates to the technical field of flue gas purification. The device comprises a control box, a rotating rod is rotationally arranged in the control box, a fixing seat is fixedly arranged on the outer surface of the rotating rod in a sleeved mode, an adjusting plate is fixedly arranged on one side of the fixing seat, a worm wheel is fixedly arranged on one side of the rotating rod, and a mounting plate is fixedly arranged on one side of the control box. A first motor is mounted on one side of the mounting plate, a rotating shaft is fixedly arranged at the output end of the first motor, a first bevel gear fixedly sleeves the outer surface of the rotating shaft, a fixing rod is rotatably arranged in the mounting plate, a second bevel gear is fixedly arranged on the top surface of the fixing rod, and the fixing seat and the adjusting plate are driven by the rotating rod to rotate downwards. And the opening and closing degree of the adjusting plate can be adjusted, so that the feeding amount of the desulfurizing agent is adjusted when the desulfurizing agent is conveyed, and waste of the desulfurizing agent or standard exceeding of emission are avoided.

Apparatus and methods for monitoring emissions from a borehole to determine the composition of earthen material removed from the borehole are described. Monitoring can be done in real time as the borehole is being deepened with a millimeter-wave drilling beam.

The present application relates to the field of physical exploration technology, in particular to a pseudo-random code emission and inter-well multi-parameter tomography exploration method and system, comprising the following steps: according to the spatial position, hole depth structure and target layer distribution of a plurality of boreholes in the inter-well exploration area; dividing the boreholes into a plurality of emission well sections and receiving well sections corresponding to the target layer, and configuring different emission well sections with mutually distinguishable pseudo-random code section identifiers, respectively, to generate layered coding observation sequences corresponding to each emission well section, receiving well section and code section identifier. The present application binds the emission well section and the orthogonal code section identifier one by one, realizes the distinguishable superposition and efficient collection of multi-well section signals in a continuous emission process, and realizes the accurate separation of mixed responses through matched filtering, significantly improving the collection efficiency and data availability, and solving the problems of low efficiency and easy signal aliasing of traditional step-by-step excitation.

It is important to accurately measure the emissions of a turbomachine for a variety of reasons. However, continuous emission monitoring systems (CEMS) can be expensive to install and maintain. Accordingly, a digital platform is disclosed that hosts physics-based and / or statistical models that can be tailored to specific turbomachines and calibrated over the life of the turbomachine. The model for a turbomachine can be applied to data collected from the turbomachine to predict the emissions of the turbomachine. This enables monitoring of emissions, remotely and without the need of a CEMS. In addition, the platform may utilize the predicted emissions for alerts, compliance monitoring, health monitoring, control of the turbomachine, reporting, and / or the like.

The invention discloses an elevated point source emission area carbon dioxide dry air column concentration simulation method and application, and the method comprises the steps: S1, simulating the continuous emission and three-dimensional diffusion process of elevated point source carbon dioxide, and obtaining the mass concentration of carbon dioxide at any spatial position; s2, converting to obtain the volume concentration of carbon dioxide; s3, dividing the continuous atmosphere into a plurality of rough atmosphere layers; s4, dividing the rough atmospheric layer near the ground into a plurality of subdivided atmospheric layers; s5, performing carbon dioxide dry air column segmentation on the elevated point source emission area, and constructing a carbon dioxide dry air column concentration weighted calculation model to simulate and obtain the carbon dioxide dry air column concentration at any spatial position in the downwind direction of the emission area; according to the method, accurate simulation of carbon dioxide dry air column concentration in a designated area and data matching with a remote sensing image are realized based on the actual emission condition of an elevated point source, the calculation precision is basically consistent with that of a recognized highest-precision carbon satellite, and the method can be effectively used for carbon satellite calibration and carbon dioxide data acquisition.

The invention discloses a boiler performance prediction method based on operating condition division and neural network, which relates to an online prediction method for coal-fired boiler performance, and solves the technical problem that the prediction of boiler performance under atypical operating conditions is not accurate enough and is prone to distortion. The key points of the technical solution are to collect boiler operation data and boiler performance indicators to obtain original data sets, the boiler performance indicators include boiler efficiency and NOx emission concentration, the boiler efficiency is indirectly obtained through a preset efficiency calculation module, and the NOx emission concentration is obtained by a continuous emission detector; abnormal data and non-steady-state data are eliminated through data preprocessing to obtain a static data set; secondly, the boiler operating condition division standard is obtained through a K-means clustering method, and the error square sum is used as an evaluation indicator to evaluate the effectiveness of the clustering method; finally, a data pool is established for each boiler operating condition, and a BP neural network model is established separately for each operating condition to achieve the purpose of accurately predicting boiler performance.

The invention relates to an ultrasound imaging device and its associated method, comprising: - at least one transmitting element configured to emit a continuous excitation signal (Sem) into a medium, the excitation signal being encoded to form a succession of N ultrasonic waves, each with a respective signature (Sk), k=[1, 2, 3, ..., N]; - at least one receiving element, distinct from said transmitting element, and configured to receive an echo signal (Secho) simultaneously with the emission of the excitation signal emitted by said transmitting element, the echo signal being generated by the excitation of the medium by the excitation signal; and - filtering means configured to determine, by decoding each of the signatures, the contribution of each wave to the echo signal, so as to generate an image. Figure for the abstract: Fig. 1

Continuous emission level monitoring and detection using unmanned aerial vehicles is described herein. One embodiment includes capturing, by a plurality of sensors located at a site, emission levels at the site, receiving, by a computing device, the captured emission levels from the plurality of sensors, determining, by the computing device based on the emission levels received from the plurality of sensors, whether to trigger an unmanned aerial vehicle (UAV) to fly to a location at the site to detect whether an emission level at the location exceeds a pre-determined threshold, and triggering, by the computing device responsive to a result of the determination, the UAV to fly to the location at the site to detect whether an emission level at the location exceeds the pre-determined threshold.

The invention discloses a human body sensing type far infrared continuous emission device which is good in energy-saving effect and capable of reducing use cost and comprises a main controller, a power supply electrically connected with the main controller and a far infrared emission structure. The far infrared emission structure comprises a far infrared heating framework electrically connected with the main controller, a plurality of energy storage microcapsules dispersedly embedded on the far infrared heating framework, and a first temperature sensor electrically connected with the main controller and used for detecting the temperature of the far infrared heating framework; the second temperature sensor is electrically connected with the main controller and used for detecting the temperature of the energy storage microcapsule, and the energy storage microcapsule at least extends out of one face, facing the human skin, of the far infrared heating framework; each energy storage microcapsule comprises a heat-conducting transparent capsule shell, a bio-based phase-change heat-conducting matrix filled in the capsule shell, and a plurality of far infrared particles dispersed in the bio-based phase-change heat-conducting matrix, and the main controller receives signals sent by the first temperature sensor and the second temperature sensor and intermittently controls the far infrared heating skeleton to heat.

The invention discloses a thermal power generation carbon emission monitoring system and method, and relates to the technical field of thermal power generation, and the system comprises a data collection layer, a data processing layer, a data application layer, and a credibility verification and self-diagnosis module. The data acquisition layer is deployed in a thermal power plant site and comprises a fuel metering unit, a fuel component analysis unit, a flue gas continuous emission monitoring unit and a DCS / SCADA interface; the data processing layer comprises a data preprocessing module, a core calculation module and a block chain evidence storage module; the data processing layer is in communication connection with the data acquisition layer; the data application layer is in communication connection with the data processing layer, and the data application layer comprises a visual display module, a data storage and management module, a report generation module and a remote access interface; and the credibility verification and self-diagnosis module is connected with the data processing layer and the data acquisition layer. According to the thermal power generation carbon emission monitoring system and method, the monitoring precision is improved through multi-source data fusion, and the operation and maintenance cost is reduced.

Techniques for proximity-sensing devices to detect movement of a person in an environment by emitting pulsed ultrasonic signals into the environment, and detecting a change in the energy measurements of the reflections of the pulsed ultrasonic signals off the person caused by the movement of the person relative to the proximity-sensing devices. In addition to detecting movement, and thus presence, of a person, the proximity-sensing devices may further perform techniques for identifying a direction of movement of the person, and also to perform techniques for identifying a number of people that are in the room. The use of pulsed ultrasonic signals, and monitoring changes in energy in reflections of the emitted signals over time, not only enables movement detection and tracking, but also requires less power and computing resources than continuous emission techniques.

The invention provides a charge compensation film, a charge neutralization device and sample surface analysis equipment, and particularly relates to the technical field of photoelectron spectrometer analysis. The charge compensation film is applied to the sample surface analysis equipment, the sample surface analysis equipment comprises a bearing mechanism and an X-ray source, the bearing mechanism is used for bearing a sample, and the X-ray source is used for emitting X-rays to the sample. The charge compensation film is arranged in a light path of the X-ray source irradiating the sample, and the charge compensation film is used for generating photoelectrons under irradiation of the X-ray source so as to reduce positive charges accumulated on the surface of the sample due to continuous emission of the photoelectrons. Therefore, the charge compensation film provided by the invention is directly arranged in an X-ray light path, and the structure of the device is simplified. Low-energy photoelectrons generated by the charge compensation film through excitation can be migrated to the surface of the sample and are compounded with positive charges accumulated on the surface of the sample, so that charge neutralization and compensation are realized.

Apparatus and methods for monitoring emissions from a borehole to determine the composition of earthen material removed from the borehole are described. Monitoring can be done in real time as the borehole is being deepened with a millimeter-wave drilling beam. The present technology can monitor in real-time the elemental composition of the earthen materials (e.g., rock, minerals, crystals, metals, etc.) in a borehole created by a directed-energy beam that melts and vaporizes the earthen material materials in its path. Using a continuous emissions monitor (CEM) in combination with directed-energy excavation of a borehole enables rapid surveying of the subsurface for precious and commercial metals.

The invention relates to a frequency modulation continuous emission radar measuring device (10) comprising: - a generator (11) configured to generate N first periodic radar signals (20), the frequency of each of said first periodic radar signals varying linearly with time, in a frequency band B, over segments Tx of a portion Tframe of a period T, the frequencies of said first periodic radar signals (20) being different from each other at each instant of the portion Tframe; - N transmitting antennas (12), - M receiving antennas (13), each receiving antenna being configured to receive a signal comprising echoes (21) of the first periodic radar signals; - a receiving circuit (14) configured to: o calculate, from the M signals (22), a distance and / or a radial velocity and / or an angle, associated with a reflector detected by the radar measuring device (10).

The present invention relates to the field of electromagnetic coupling, and discloses a method and system for dynamically tuning coupling indicators based on electromagnetic continuous emission, the method comprising: collecting indicators to be tuned, factors to be tuned, analysis-control relationship and control-control relationship in a working module; constructing a first coupling model of the coupling process, and constructing a second coupling model of the coupling process; respectively calculating the first coupling consumption value and the second coupling consumption value of the first coupling model and the second coupling model, and using the first coupling consumption value and the second coupling consumption value to perform indicator category tuning on the indicators to be tuned; analyzing the associated parameters associated with the tuning indicator category, calculating the influence of the associated parameters on the tuning indicator category, and completing the indicator value tuning of the tuning indicator category; using the tuning indicator category and the tuning indicator value as the coupling indicator dynamic tuning result in the coupling process from continuous electromagnetic emission to coupling electromagnetic. The present invention can selectively select coupling indicators and parameters.

The invention discloses a South China Sea surface pollutant diffusion path analysis method based on drifting buoy trajectory data. The method comprises the following steps: S1, acquiring and screening buoy trajectory data passing through a pollution source and an adjacent area; s2, performing standardization processing on the trajectory and constructing a unified sample library; s3, according to the position of the pollution source, calling the sample library to carry out Lagrange tracing analysis of instantaneous emission, or simulating continuous emission through random sampling with release; and S4, performing gridding probability density calculation and risk assessment based on an analysis or simulation result. The core of the method lies in that an analysis framework with clear logic is constructed, data preparation and business analysis are separated, limited single diffusion observation is converted into simulation of long-term continuous emission through a random resampling technology, and on the basis of real observation data, the analysis framework is used for analyzing the long-term continuous emission of the long-term continuous emission of the long-term continuous emission of the long-term continuous emission of the long-term continuous emission. The accuracy and reliability of South China Sea pollutant diffusion path prediction and risk assessment are significantly improved.

This invention discloses a method, system, and storage medium for adaptive calibration control of the entire lifecycle of a warp breakage detection device for looms without warp breaks. The method includes four steps: initial reference calibration, dynamic light decay compensation, environmental linkage calibration, and anomaly self-checking. Different calibration strategies are adopted for three operating modes of the 940nm infrared laser emitter: 2mW multi-level intermittent emission and 5.5~10mW constant continuous emission. This invention achieves automatic calibration of the warp breakage detection device throughout its entire lifecycle, improving calibration accuracy by over 80%, reducing the false detection rate to below 0.1%, and extending the laser tube's lifespan to 8-10 years in default mode, perfectly adapting to the high humidity and high salt spray conditions of coastal textile operations.

The invention concerns an industrial steam boiler designed to burn mixed solid fuels with moisture content above 40%. The boiler includes a post-combustion chamber that operates on natural gas or a mixture of natural gas and green hydrogen. Fuel and Combustion Characteristics: Fuel type: wood sawdust, wood chips, bark, cardboard, paper shreds, shredded plastic material, and plastic film waste Fuel consumption: ~ 3200 kg / h (±10%) Fuel size: 300-400 mm Primary air flow: 1000 m3 / h Secondary air flow: 3500 m3 / h Excess air factor: 1.2-1.3 Grate thermal load: 800-1500 kW / m2 Furnace thermal load: 200-465 kW / m3 Combustion Temperatures Steam boiler: 10 t / h, 15 bar Combustion chamber temperature: 981°C Post combustion chamber temperature: 1280°C Emissions Monitoring, includes: flow, pressure, temperature, dust (mg / Nm3), humidity, and gas composition Continuous emissions monitoring system compliant with environmental law Stack gas temperature: 150-220°C Combustion Plant Layout: Lower combustion chamber (A) and upper post combustion chamber (B), uses preheated primary and secondary air, Post combustion uses natural gas or natural gas + green hydrogen, Fuel Preparation and Feeding: Hydraulic feeder reduces moisture through pre drying and pre heating Improved Combustion: Fluidized bed grates for efficient burning of high moisture fuels, "Lens ring" element improves combustion speed and efficiency, Meets NOx emission requirements Post Combustion System: Uses natural gas or natural gas + green hydrogen for final oxidation of remaining gases Mechanical and Thermal Design: Custom mobile grate drive, Optimized primary / secondary air distribution Cooling water distribution for high thermal load Durable high efficiency refractory lining