651results about "Control apparatus" patented technology

Methods, apparatuses, and system are described herein for dynamic building material modification. An example method includes receiving sensor data from a sensor device that is associated with a first stage of a plurality of stages that form a process for a construction project and that is associated with a first portion of a building material associated with the first stage. The method includes determining one or more characteristics associated with the first portion of the building material and modifying, via a control system, one or more parameters of the building material from which the first portion of the building material is derived based on the one or more determined characteristics.

Provided is an efficient and energy-saving building slurry stirring device. The device includes a grouting assembly, which includes a base, a storage tank, a discharge pipe, a grouting pump and a control box. The storage tank is arranged at the top of the base, the discharge pipe is located at one side of the storage tank, the grouting pump is arranged on the discharge pipe, and the control box is fixed to the top of the base. When the fluidity of a grouting material in the storage tank is reduced due to solidification, the stirring assembly can stir the grouting material in the storage tank. Then, the stirring assembly stops stirring the grouting material to save energy. After the grouting is completed, an inner wall of the storage tank can be cleaned by the stirring assembly.

Embodied within a realm of transformative innovation, a proactive AI-powered system emerges, seamlessly and autonomously managing the addition of chemical admixtures to control and adjust the composition of concrete during production and transport. The system comprises a concrete mixer tank, reservoirs for the chemical admixtures, a mechanism to dispense them as needed, sensors, and proactive AI-based control system, embodying the pinnacle of the proactive intelligent automation. Sensors track the concrete's properties and environmental conditions, and the proactive AI-based control system analyses the sensor data in real time to discern the precise type, quantity, and timing of chemical admixtures required to maintain the optimal properties of the concrete within the mixer tank, ensuring unwavering fidelity to the desired specifications. This autonomous AI-based system aims to produce concrete with minimal water addition, ensuring consistent concrete quality and reducing reliance on manual intervention.

This invention presents a system and method for the real-time, autonomous quality control of raw materials used in concrete production. The system can detect changes in material properties, issue alerts, and autonomously adjust the concrete mixture to compensate for those changes. The system comprises a network of sensors, including cameras, ultrasonic sensors, spectrometers, and temperature sensors, strategically positioned at various points in the concrete production process. An AI-based control system analyzes real-time data from these sensors to determine properties of the raw materials, such as water content, density, particle size distribution, impurities, temperature, and color. The AI system autonomously generates alerts and adjusts the concrete mixture in response to detected deviations from desired specifications, ensuring consistent concrete quality and reducing reliance on manual intervention. This proactive approach optimizes concrete production by improving consistency, reducing the risk of failures due to substandard raw materials, and increasing efficiency.

The invention relates to the technical field of engineering construction control, in particular to a self-adaptive control method and system for a cement mixing pile, and the method comprises the steps: setting the slurry preparation ratio parameter of a slurry preparation barrel of a feeding hopper according to the working information of the cement mixing pile, and conveying the prepared slurry to a slurry storage barrel of a discharging hopper; collecting a slurry static pressure signal of a slurry storage barrel of the blanking hopper, and monitoring the load dynamic characteristics of a stirring motor of the blanking hopper in real time in the stirring process; the slurry spraying quality parameters of the slurry are analyzed, and when the slurry spraying quality parameters reach the preset feeding standard, the slurry is conveyed to a slurry spraying pipeline to be matched with a cement mixing pile for pile forming work; when the guniting quality parameter exceeds the interval of the feeding standard, a real-time matching error is obtained; and generating a ratio correction instruction to correct the pulping ratio parameters. According to the invention, the dynamic closed-loop control of the pile forming quality of the cement mixing pile under the complex geological condition is effectively realized, and the industry bottleneck that the traditional open-loop proportioning system cannot respond to the slurry state change in real time is broken through.

Embodied within a realm of transformative innovation, a proactive Al-powered system emerges, seamlessly and autonomously managing the addition of chemical admixtures to control and adjust the composition of concrete during production and transport. The system comprises a concrete mixer tank, reservoirs for the chemical admixtures, a mechanism to dispense them as needed, sensors, and proactive Al-based control system, embodying the pinnacle of the proactive intelligent automation. Sensors track the concrete's properties and environmental conditions, and the proactive Al-based control system analyses the sensor data in real time to discern the precise type, quantity, and timing of chemical admixtures required to maintain the optimal properties of the concrete within the mixer tank, ensuring unwavering fidelity to the desired specifications. This autonomous Al-based system aims to produce concrete with minimal water addition, ensuring consistent concrete quality and reducing reliance on manual intervention.

The invention provides methods and compositions for treating wash water from concrete production with carbon dioxide. The treated wash water can be reused as mix water in fresh batches of concrete.

Material delivery systems as well as systems and methods relating thereto are disclosed. In an embodiment, the material delivery system includes a tank to hold water therein. In addition, the material delivery system includes a hopper to hold dry ingredients of the extrudable building material therein. Further, the material delivery system includes a mixing unit to receive water from the tank and dry ingredients from the hopper. The mixing unit includes an agitator to mix the water and the dry ingredients together to form the extrudable building material. Still further, the material delivery system includes a controller coupled to the agitator that is to: measure a load imparted to the agitator by the extrudable building material, add additional water to the mixing unit when the load is above a first threshold, and add additional dry ingredients to the mixing unit when the load is below a second threshold.

A concrete mortar mixing and stirring system belongs to the technical field of concrete production equipment. Aiming at the problems that an existing stirring system is difficult to accurately judge the mixing uniformity of concrete mortar and the quality is easily influenced due to excessive stirring or insufficient stirring, the system comprises a stirring tank, a vibration signal acquisition unit, a torque monitoring unit and a control unit, stirring blades in a stirring tank are driven by a motor, a vibration signal acquisition unit captures a tank body vibration signal, a torque monitoring unit detects the torque change of the motor, and a control unit decomposes the tank body vibration signal into a frequency domain signal and extracts a preset aggregate collision vibration frequency band energy value to generate a vibration energy sequence; and analyzing the torque change fluctuation intensity to generate a torque variation coefficient sequence, calculating a correlation coefficient sequence of the two, generating an adaptive shutdown threshold by a sliding time window, and cutting off a motor power supply when the correlation coefficient sequence is continuously lower than the threshold for a preset number of times. The device is mainly used for automatic stirring control of concrete mortar, and precise starting and stopping of the stirring process are achieved.

The invention relates to the technical field of intelligent manufacturing, and particularly provides an intelligent ultra-high performance concrete preparation system and a control system thereof.The preparation system comprises an environment adaptability adjusting subsystem used for automatically adjusting preparation operation parameters of equipment according to external environment temperature and humidity changes of an ultra-high performance concrete mixture; the dynamic optimization proportioning subsystem is used for sensing real-time states of viscosity, fluidity and the like of the ultra-high performance concrete mixture in the preparation process through a built-in sensor array; adjusting a water-cement ratio and an aggregate proportion according to real-time states of preparation operation parameters, viscosity, fluidity and the like; and the operation energy efficiency management subsystem is used for adjusting the working mode of the equipment according to the preparation operation parameters. The control system comprises an equipment layout assembly, an equipment communication assembly and a program execution assembly. While the quality of the ultra-high performance concrete is ensured, the preparation efficiency and the environmental adaptability are improved, the energy consumption is reduced, and green and intelligent production of the ultra-high performance concrete is realized.

Globally our environment comprises structures built to perform a meet different requirements including residential, commercial, retail, recreational and service infrastructure. Whilst, millions of tons of construction materials are deployed annually the quality control procedures in many instances have not changed to reflect today's demands. Accordingly, it would be beneficial to provide construction companies, engineering companies, infrastructure owners, regulators, etc. with means to automated testing / characterization of construction materials during at least one of its manufacture, deployment in construction and subsequent infrastructure life. It would be further beneficial for such automated methods to exploit self-contained data acquisition / logging modules allowing them to be employed with ease at the different points in the life cycle of a construction material and / or construction project.

Apparatus for real time water content and water cement monitoring on a ready-mix concrete truck includes at least one real time moisture measurement module or sensor configured tosense continuous real time moisture measurements of a batch of wet cement loaded into a rotating drum of a ready-mix concrete truck; andprovide signaling containing information about the continuous real time moisture measurements sensed.The apparatus may include either a hatch door of the rotating drum of the ready-mix concrete truck, or the rotating drum of the ready-mix concrete truck, or the ready-mix concrete truck itself.

The invention provides methods and compositions for treating wash water from concrete production with carbon dioxide. The treated wash water can be reused as mix water in fresh batches of concrete.

The invention provides a curing agent feeding control method for a nomadic type flow state solidified soil production line, and belongs to the technical field of production control. The curing agent feeding control method comprises the steps that firstly, real-time feeding data of the production line are collected, and a feeding stable component and a feeding fluctuation component are obtained through time sequence singular value decomposition; establishing a fluctuation relation matrix to quantify influence factors, calculating a feeding compensation matrix to perform parameter correction, establishing a preliminary feeding control model by adopting deep learning, generating candidate parameters through Latin hypercube sampling and performing clustering analysis, selecting representative parameters to perform experimental verification, and finally continuously optimizing model parameters by adopting an online learning algorithm. The accurate control of curing agent feeding is realized, so that the quality stability of the solidified soil is ensured, and the technical problem that curing agent feeding parameters of a nomadic type flow state solidified soil production line are difficult to accurately regulate and control in real time in the prior art is solved.

A concrete mixer vehicle includes a chassis, a cab, a drum system, and a control system. The drum system includes a mixer drum coupled to the chassis and a drum driver configured to rotate the mixer drum. The control system includes an operator interface disposed within the cab and one or more processing circuits. The operator interface includes a display and a joystick. The one or more processing circuits have programed instructions to control the display to provide a graphical user interface. The graphical user interface provides a graphical representation of the mixer drum, a settings button, a temperature output, a pressure output, a slump output regarding a slump of contents within the mixer drum, a speed output regarding a rotational speed of the mixer drum, a revolution counter regarding a number of revolutions of the mixer drum, and a mode indicator regarding an operational mode of the drum system.

The invention provides compositions and methods directed to carbonation of a cement mix during mixing. The carbonation may be controlled by one or more feedback mechanisms to adjust carbon dioxide delivery based on one or more characteristics of the mix or other aspects of the mixing operation.

The invention relates to the technical field of material slump adjustment, in particular to a material slump adjustment method and device for a concrete truck, and the device comprises an ultrasonic sensing system which is used for controlling and testing the ultrasonic pulse speed of a concrete mixture and sending the ultrasonic pulse speed to a controller; the controller is used for determining the actual slump of the concrete mixture based on the ultrasonic pulse speed and slump correlation model; and under the condition that the actually measured slump is smaller than the preset slump and the slump difference value is larger than the preset threshold value, a control valve of the secondary adding module is opened to control adding of the rapid dispersing type water reducing agent, and the slump difference value is fed back to the ultrasonic sensing system, so that the slump difference value is determined again by the ultrasonic sensing system and the controller. The slump difference value is smaller than a preset threshold value. Therefore, the performance of the concrete mixture can be rapidly detected by automatically adding the water reducing agent with relatively high dispersion speed, and the slump accuracy and the construction quality during concrete construction are improved.

A vehicle includes a chassis, a cab, a drum coupled to the chassis and configured to mix a concrete mixture received therein and selectively dispense the concrete mixture, a chute configured to be operable between a raised position and a lowered position such that, when in the lowered position, the chute is configured to receive the concrete mixture from the drum and provide the concrete mixture to a work location, a sensor configured to detect an operational characteristic and provide signals relating to the operational characteristics, and a control system. The control system is configured to receive the signals relating to the operational characteristic from the sensor, determine, based on signals relating to the operational characteristic, when the vehicle entered an operational state, generate a timestamp indicating when the vehicle entered the operational state, provide the timestamp and the operational state to a fleet management system.

The invention provides compositions and methods directed to carbonation of a cement mix during mixing. The carbonation may be controlled by one or more feedback mechanisms to adjust carbon dioxide delivery based on one or more characteristics of the mix or other aspects of the mixing operation.

The utility model relates to the technical field of constructional engineering, and discloses structural gap grouting equipment for constructional engineering construction, which comprises a base, a grouting mechanism is arranged at the top of the base, the grouting mechanism comprises a box body and a pump machine, the box body and the pump machine are both fixedly connected with the base, the input end of the pump machine is communicated with the base, and the output end of the pump machine is communicated with the base. The output end of the pump machine communicates with a grouting pipe through a hose, and a moving mechanism is arranged in an inner cavity of the base. By arranging the grouting mechanism, slurry condensation can be avoided, a grouting pipe can be conveniently used for grouting by opening a pump, the device is convenient to move by arranging the moving mechanism, a user can conveniently push the device by pushing a handle, the grouting pipe can be fixed by arranging the adjusting mechanism, and the grouting pipe can be driven to rotate by opening a third motor. The grouting direction can be adjusted conveniently, the height of the grouting pipe can be adjusted by starting the first motor, grouting can be conducted on ceilings, floors and vertical joints, and use is convenient.

The invention relates to the technical field of building construction equipment, in particular to a concrete mixing device with movable blades, which comprises a mixing drum, a mixing shaft, a vibrating screen component and an adjusting mixing component, the mixing shaft is arranged in the mixing drum, and the adjusting mixing component is mounted on the mixing shaft through a hinge structure. The angle and the length of the blade can be adjusted by adjusting the stirring assembly; the vibrating screen component is arranged at the top of the stirring barrel and can pretreat raw materials and remove caked impurities; by adjusting the stirring assembly, stirring dead angles can be eliminated, the concrete stirring uniformity is improved, material segregation is reduced, and the stirring efficiency is improved.

With increasing demands for cost reductions, profitability, tighter construction deadlines and potential liabilities construction companies, raw material suppliers, infrastructure owners, etc. are seeking cost effective systems, method and processes relating to the quality control of said construction materials. Accordingly processes, systems and methods are disclosed relating to concrete and other construction materials such as automatic slump measurement, automatic load measurement, artificial intelligence—machine learning optimization of material mixes, and automatic ingestion of data from unstructured documents to provide data to artificial intelligence—machine learning processes.

The invention relates to the field of flow-state solidified soil, and discloses flow-state solidified soil prepared from construction waste, preparation equipment and a preparation method. The pre-dehydration module is used for controlling the water content of discharged materials to be less than or equal to 14%; the system further comprises a main drying system, an auxiliary material adding device, a water adding device and mixing equipment. The main drying system comprises a high-temperature drying area, a high-temperature buffering area and a heat preservation discharging area which are arranged in the vertical direction, materials treated by the pre-dehydration module are lifted into the high-temperature drying area through lifting equipment, the main drying system comprises at least two sets of material conveying belts, and a plurality of hot air openings are evenly formed in the top of the high-temperature drying area; an inlet of the hot air pipe is communicated with an air cavity heated by a heat source; a recovery channel communicating with the portion, close to the bottom, of the heat preservation discharging area is arranged on one side of the main drying system, and an obliquely-arranged dust baffle is arranged in the recovery channel. According to the invention, the problems of fluctuation of construction waste sources and large change of material moisture content in the prior art are solved.

The invention relates to a concrete mix proportion design system based on industrial control, which belongs to the field of industrial process control, and comprises a central controller for online control of a concrete production process, and the controller integrates the following functional modules: a distributed data acquisition module, a dynamic decision module, a data processing module and a data processing module. The prediction module is used for generating a rheological parameter prediction value based on the raw material characteristic data and the environment parameter data; the closed-loop verification module is used for monitoring actual rheological property parameters in the concrete production process and comparing the actual rheological property parameters with a preset target value to generate performance error indexes; and the grading correction execution module is used for adjusting proportioning parameters and starting a compensation device, and updating the self-learning database based on a correction result so as to optimize the prediction model. According to the method, a closed loop from raw material and environment perception to proportion dynamic adjustment is realized, the concrete rheological property is locked in a target interval, and autonomous decision and accurate control of the whole production process are realized.

The invention provides a rheological parameter regulation and control method in a continuous preparation process of a paste filling material, and relates to the technical field of mine filling processes. According to the method, aiming at the condition that the material level of the stirrer is in a safety interval, pumping pressure-stirrer material level double-rate interval control is adopted, that is, the material level of the stirrer is maintained in a safety range required by a process, and meanwhile, the pumping pressure for conveying a filling material required by underground filling is ensured; after the pumping pressure and the material level of the stirrer are stabilized, aiming at the condition that the paste concentration is not in a set concentration range, paste concentration-stirrer torque double-rate interval control is adopted, and the paste concentration, the stirrer frequency and the stirrer torque are regulated to be stabilized in the set range; the prepared paste material has stable rheological property while having stable concentration. According to the method, a multi-parameter accurate regulation and control technology is adopted, and continuity, automation and intelligentization of the mine filling process are achieved.

The invention relates to the technical field of concrete pouring, and discloses a concrete on-site pouring process for building construction, by introducing an intelligent temperature and humidity adjusting system and a water film curing technology, the environmental conditions can be accurately regulated and controlled in the concrete pouring process, and the temperature and humidity of the surface and the interior of concrete can be monitored and dynamically adjusted in real time; therefore, the hardening in the optimal environment is ensured. According to the technology, the cement hydration reaction of the concrete is optimized, temperature difference cracks are reduced, the compressive strength, the crack resistance and the impermeability of the concrete are remarkably improved, and the long-term durability of the concrete is ensured. Compared with a traditional curing method, the intelligent control system replaces manual intervention, the problems of uneven strength and cracks caused by inaccurate temperature and humidity control are solved, and the common defects of uneven cement hydration, poor concrete strength and durability and the like in the prior art are overcome.

The invention belongs to the technical field of the Internet of Things and automatic control, and provides a concrete mixing control system and method based on the Internet of Things, and the system comprises a data collection unit which is used for obtaining key state data in the mixing process; the process parameter library is used for storing index parameter information according to a concrete mark-working condition parameter-process parameter three-level index structure; the intelligent control unit is used for receiving stirring parameter setting information input by a user, querying corresponding index parameter information from a process parameter library according to the stirring parameter setting information, and correcting the index parameter information based on the key state data to obtain to-be-executed parameters; and the execution unit is used for generating a first action execution signal to the corresponding target execution member according to the to-be-executed parameter, so that the target execution member executes a feeding and / or stirring action based on the first action execution signal. The scheme is enabled based on the Internet of Things, and the control precision, the control efficiency and the intelligent degree of the control link are improved.

Computer-implemented method (30) for calculating an estimate of a parameter characterising concrete (e.g. slump) in a drum (101) of a concrete mixing vehicle (100), comprising the steps of: - receiving (31) a drum speed value indicative of a rotational speed of the drum; - receiving (31) a torque value indicative of a torque required to turn the drum; - providing (32) the drum speed value and torque value as input measurements to a relationship estimator Bayesian filter; - calculating (33) at least one vehicle parameter characterising a relationship between drum speed and torque using the relationship estimator Bayesian filter, wherein the relationship estimator Bayesian filter is configured such that the at least one vehicle parameter comprises a hidden state variable of the relationship estimator Bayesian filter; and - calculating (34) an estimated parameter value by providing the at least one vehicle parameter as an input to a parameter calculation model.

The invention relates to the technical field of electronic engineering, and discloses a concrete production line process flow on-line monitoring management system, which comprises a proportion detection module used for calculating the batching proportion of raw materials, constructing the proportion detection module of the raw materials, and detecting the actual proportion data of concrete; the data acquisition module is used for configuring a sensor network of the technological process to acquire technological parameters of the technological process and concrete image data in real time; the final strength module is used for analyzing the final strength of the concrete; the production quality analysis module is used for respectively extracting workability characteristics and uniformity characteristics of the concrete image data, analyzing the workability of the concrete, analyzing the uniformity of the concrete and analyzing the production quality of the concrete; and the technological process optimization module is used for determining control optimization parameters of the technological process and executing optimization control of the technological process. The precise effect of online monitoring and management of the concrete production line technological process can be improved.

Provided in the present invention is a multi-stage steady-flow material mixing system, comprising a mixer, at least one material repository, a material buffer bin and a metering device. An outlet of the metering device is connected to a feeding port of the mixer. A plurality of stirrers, which are continuously mounted in the axial direction of a main shaft, are provided on the main shaft, and each stirrer comprises two transmission bevel gears, main-shaft bevel gears, two transmission cylindrical gears, two large ring gears and two hollow shafts, wherein the two hollow shafts rotate in opposite directions; and the numbers of teeth of the main-shaft bevel gears are different. The mixer is provided with a plurality of stirrers, which rotate in opposite directions, such that the mixing efficiency is improved, and the ineffective material mixing power consumption is reduced. By means of providing different numbers of bevel gears for the differential-speed stirrers on the main shaft, gradient stirring is performed during a material mixing process along a material mixing shaft, thereby improving the material mixing efficiency and uniformity, and facilitating the scaling-up of the apparatus. In addition, by means of arranging the material buffer bin and the metering device before feeding, the feeding stability can be effectively controlled, and the metering precision is improved, and thus the mixing uniformity is also improved.