12 results about "Environmental Engineering technology" patented technology

The invention provides a pipeline state early warning method and system based on data driving, and relates to the technical field of environmental engineering, and the method comprises the steps: obtaining first operation state data of a pipeline in real time through a first sensor, carrying out the preprocessing, and extracting the features of a first pipeline state, the control system triggers an emergency response mechanism to adjust the state of the pipeline so as to obtain an adjusted pipeline; after the pipeline is adjusted, a second sensor is used for monitoring second running state data of the pipeline in real time and preprocessing the second running state data, model training is conducted according to the pipeline state early warning requirement and historical pipeline state data, and the trained model is used for recognizing the preprocessed second running state data of the pipeline; and judging whether the pipeline is in an abnormal state or not according to the state recognition result and a preset threshold value, and controlling the system to start an emergency response mechanism for the pipeline state according to the early warning information. According to the method, the problem that potential safety hazards are brought to downstream equipment due to the fact that residual anomalies cannot be effectively removed is solved.

The invention relates to the technical field of electronic component reliability engineering and environmental engineering, and discloses an electronic component environmental adaptability reliability prediction and life evaluation system and method, and the system comprises an environmental parameter collection module, a reliability prediction module, a life evaluation module, and a data storage and interaction module. According to the invention, a multi-dimensional sensor array including temperature, humidity, vibration, electromagnetic radiation and salt mist concentration is adopted by an environmental parameter acquisition module, multi-physical field stress parameters are synchronously acquired, and common environmental interference factors of electronic components are covered; a Kalman filtering algorithm is built in the data preprocessing unit to suppress environmental noise, the noise suppression ratio is increased by 40%, then abnormal values are eliminated through the 3 sigma criterion, and the data integrity reaches 99% or above; besides, the stress simulation sub-module realizes single / multi-stress coupling simulation through a temperature control cabin, a vibration table and the like, and ensures that the simulation stress steady-state error is less than or equal to 1% in combination with PID feedback control, so that extreme environment data of a laboratory can be supplemented, and the problem of insufficient field data is solved.

The invention relates to the technical field of environmental engineering, and discloses a reservoir area landslide accumulation body mechanical property analysis method and system based on dry-wet cycling, and the method comprises the steps: carrying out the simulation of the dry-wet cycling effect on a reservoir area landslide accumulation body; measuring the strength and deformation characteristics of the slide band soil with different water saturations; and analyzing macromechanical response and structural evolution characteristics of the slip band, and revealing a degradation mechanism of reservoir area water action on the strength of the slip band. According to the method, comprehensive research on the dynamic characteristics and the action mechanism of the landslide soil body in the reservoir area is achieved, a scientific basis is provided for landslide instability risk assessment through fine water level regulation and control, mechanical monitoring, pore structure analysis, macroscopic response assessment and decision support, and effective prevention and treatment work is promoted.

The invention relates to the technical field of environmental engineering, in particular to a filler-replaceable artificial ecological wetland system and a construction method, and the filler-replaceable artificial ecological wetland system comprises modular filler units, a filler replacement track system, a water level control system, a biological membrane protection system, a monitoring feedback system and an intelligent control system. According to the artificial ecological wetland system capable of replacing the filler and the construction method, the modular filler units are filled with volcanic rock and activated carbon composite functional filler, and rapid replacement is achieved through the track system; the monitoring feedback system collects data such as permeability coefficient and pollutant concentration in real time, the intelligent control system generates a replacement instruction based on a machine learning algorithm, and the biological membrane protection system is combined to ensure the microbial activity in the replacement process, so that the problems of difficult replacement and fast treatment efficiency attenuation of traditional wetland filler are solved; the method is suitable for the scenes of urban sewage advanced treatment, rural non-point source pollution treatment and the like, and provides technical support for efficient and stable operation of the constructed wetland.

The utility model discloses an integrated well brick and relates to the technical field of environmental engineering. The well brick comprises a well brick body and further comprises a cavity formed in the well brick body, mounting grooves are formed in the middle positions of the tops of the two sides in the cavity, and an inner side supporting plate is arranged on the inner side in the cavity. The supporting and stabilizing assembly is arranged on the inner side of the cavity, the fastening nuts are connected to the two sides of the outer portion of the connecting screw in a sleeved mode in the using process, the inner side supporting plate and the outer side supporting plate are connected to the portions, outside the connecting screw, of the fastening nuts in a penetrating mode, then the two ends of the connecting screw are clamped into the installing grooves, and the fastening nuts are screwed tightly; the inner side supporting plate and the outer side supporting plate can abut against the inner side and the outer side of the interior of the cavity respectively, so that the purpose of stably supporting the cavity in the well brick can be achieved, the structural strength of the integrated well brick is further improved, and the situation that the safety of the whole well body is affected due to breakage and damage of the cavity caused by internal and external pressure is avoided.

The present invention discloses a reagent dosing device for fly ash stabilization treatment, which relates to the field of environmental engineering technology, and includes a weighing mechanism for weighing the weight of the reagent and a hopper located above the weighing mechanism, wherein the hopper is provided with a feeding pipe and a driving mechanism, and the feeding pipe is slidably connected to the bottom of the hopper; the driving mechanism is used to drive the feeding pipe to slide along the hopper, and when weighing, the driving mechanism drives the feeding pipe to be gradually retracted into the hopper. The reagent dosing device for fly ash stabilization treatment provided by the present invention, when weighing, drives the feeding pipe to move into the weighing container of the weighing mechanism through the driving mechanism, at this time, the distance between the outlet of the feeding pipe and the weighing container is small, the impact force generated when conveying the reagent is small, and the amount of dust dispersed when conveying the reagent is small, and during the process of conveying the reagent, the feeding pipe is driven by the driving mechanism to be gradually retracted into the hopper, so as to adapt to the height of the reagent in the weighing container.

The present invention relates to the field of environmental engineering technology, and in particular to an in-situ drilling and injection integrated minimally invasive repair device for a contaminated site and a repair method thereof, comprising: a tunneling mechanism, the tunneling mechanism is provided with a tunneling part and a power part driven and connected to the tunneling part, and the end of the tunneling part can be opened and closed and adjusted; a liquid injection mechanism partially arranged inside the tunneling mechanism, the liquid injection mechanism includes a liquid injection pipe arranged inside the power part and the tunneling part, and the liquid injection mechanism is used to inject repair liquid into the contaminated site through the liquid injection pipe; a gas control mechanism partially arranged inside the tunneling mechanism, the gas control mechanism includes an air outlet pipe arranged inside the power part and the tunneling part and a sealing member arranged in the tunneling part, the gas control mechanism seals the upper and lower parts of the tunneling part through the sealing member, the end of the air outlet pipe passes through the sealing member and extends into the lower part of the tunneling part, and the gas control mechanism is provided with a method for discharging gas generated during the repair of the contaminated site through the air outlet pipe; the repair of the underground soil of the contaminated site is achieved through drilling and injection and pumping.

The invention relates to the technical field of environmental engineering, and discloses a large-scale coal-fired power plant flue gas desulfurization control system, which comprises a monitoring module, an evaluation module, a cleaning module and a manual intervention module, and is characterized in that the monitoring module is used for monitoring parameters in equipment and sending the monitored parameters to the evaluation module through a network; the evaluation module evaluates the cleaning state according to the received parameter data, a cleaning signal is sent to the cleaning module through a network when the cleaning state is evaluated to be the condition that cleaning is needed, and the cleaning module receives the cleaning signal to clean the equipment and calculates the internal cleaning effect after cleaning; whether manual intervention is needed or not is judged according to the cleaning effect, an intervention signal is sent to the manual intervention module for manual deep cleaning when it is judged that manual intervention is needed, the working environment of the equipment is comprehensively analyzed for dynamic cleaning, the service life of the equipment is prolonged, the working environment in the equipment is improved, and manual labor is saved.

The utility model discloses an environmental engineering cleaning device relates to environmental engineering technical field, include: support, the mechanism of shattering is equipped with multiple groups, multiple groups of mechanism of shattering are all equidistance and are located in the support, are used to break the ice on the handrail, and each group of mechanism of shattering all includes control part, moving part, two shattering head and shattering box, and shattering box fixed connection is in the support, and moving part is located in the shattering box, and two shattering head all are located on moving part, and control part is located on moving part. The environmental engineering cleaning device, through the use of mechanism of shattering, can shatter the ice layer on the handrail, avoid cleaning not clean, cause the influence to personnel, and, simple structure, simple to operate, the environmental engineering cleaning device, through the use of blowing mechanism, can blow off the ice layer of shattering, and, cooperate temperature control stick, can carry out hot -blast processing, melt the fine ice chippings, keep the handrail dry.

The application discloses a kind of SCR reactor digitization design method and platform for system design, belong to atmospheric pollution prevention technical field.The application is designed to the catalyst parameters of SCR reactor based on a series of field research parameters, and the body of SCR reactor is designed, and the structure model of SCR reactor is obtained, while the airflow organization simulation cloud chart in the internal of SCR reactor can be obtained, the comprehensive and reasonable design of SCR reactor is realized, the denitration effect and life of SCR reactor are improved, and the airflow organization in the internal of denitration system is researched;The digitization design platform proposed simultaneously meets the strategic development requirements of the state about industrial green development, energy saving and emission reduction, technological innovation, is the embodiment of modern environmental engineering technical progress, and is also a strong support for future environmental protection work.

The invention provides a railway tunnel construction period hot and humid environment prediction method and system, and belongs to the technical field of environmental engineering, and the method comprises the steps: building a data set based on the heat dissipating capacity data of equipment correspondingly used in different construction processes of a railway tunnel and matched personnel, and carrying out the selection and data input of human influence factors of the natural environment and construction period of the tunnel, establishing a working condition model under the specific construction process of the railway tunnel; calling the working condition model data to a heat distribution equation model for calculation according to a tunnel mode and a construction process, and outputting a calculation result in the tunnel; and generating a temperature change curve according to the air temperature average value, performing color marking on different numerical value ranges of temperature distribution in the tunnel to form a temperature distribution cloud picture, and outputting the temperature distribution cloud picture to finish the prediction of the hot and humid environment. The system is used for analyzing and predicting the hot and humid environment in the tunnel construction period so as to take corresponding measures to guarantee the construction safety and efficiency.

The invention discloses an inflation isolation device for a volatile pollution site, and relates to the technical field of environmental engineering, the inflation isolation device comprises a protection main body and a supporting main body, the protection main body is composed of an isolation layer arranged on the ground, two inflation type protection end walls and at least one inflation type dome isolation cover arranged between the isolation layer and the two inflation type protection end walls; all the components are in airtight connection through sealing zipper structures; the supporting body comprises an arch-shaped supporting frame arranged on the inner side of the inflation body, a connecting rod and a supporting base body. In the using process, through cooperation of the modular inflation units and the sealing zippers, rapid and flexible expansion and reliable sealing of an isolation space are achieved, and the stability of a large-span space is guaranteed through an internal supporting structure; the technical problems that in the prior art, an isolation device is poor in expansibility, low in splicing reliability and difficult to adapt to large-scale complex sites are solved.