294results about "Ingredients proportioning apparatus" patented technology

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.

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.

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.

Provided herein are methods and compositions for determining and reporting carbon dioxide sequestered and / or carbon dioxide avoided in operations involving concrete, including concrete raw material transport, concrete production, and concrete use.

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.

The coarse aggregate ultra-high performance concrete premix lifting, transferring and mixing device comprises a control system, an aggregate batching system, an aggregate lifting system, a dry mixing main machine system, a feeding vehicle, a steel fiber feeding system and a stirring system, the whole stirring process is automatically controlled and comprises key steps of automatic metering, automatic raw material feeding, mixing and the like, so that manual operation is remarkably reduced, errors and inconsistency caused by manual metering are avoided, and the accuracy and repeatability of stirring each time are ensured; step-by-step feeding of each part is coordinated through a control system, so that the stirring efficiency and the uniformity of concrete are improved; by establishing a relational expression between a concrete mixture stirring uniformity index and parameters such as the stirring time, the stirring speed, the number of stirring blades, the vibration frequency of the two-stage vibrating screen and the like, key parameters in the stirring process are more accurately controlled, and it is ensured that the stirring uniformity of each batch of concrete reaches a preset standard.

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.

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 discloses a continuous concrete stirring device which comprises a rack and a composite hopper installed on the rack and used for temporarily storing materials, the composite hopper comprises a feeding port in the upper portion and a discharging port in the lower portion, the discharging port extends downwards to form a stock bin B, and a quantitative feeding mechanism is installed in the stock bin B; the lower part of the quantitative feeding mechanism is communicated with a material mixing barrel which is obliquely arranged and is used for stirring and discharging, a stirring mechanism is arranged in the material mixing barrel, the material mixing barrel is also provided with a water supply mechanism which is communicated with the interior of the material mixing barrel, and the water supply mechanism and the quantitative feeding mechanism are electrically connected with a control mechanism which is arranged on the composite hopper. Concrete is stirred in a continuous operation mode of feeding, stirring and discharging, continuous concrete supply can be provided for a construction site, and the problem that an existing batch stirring mode occupies a large site space is solved.

A method for producing a three-dimensional object from a curable binder composition with an additive manufacturing process, the method including the steps of: producing the curable binder composition in the setting state, preferably by mixing the constituents of the curable binder composition in a mixing unit, conveying the curable binder composition in the setting state via a supply line to a printing head movable in at least one spatial direction, applying the curable binder composition in the setting state by means of the printing head, wherein the curable binder composition is preferably applied layer-by-layer, to form the three-dimensional object, determining a pressure drop over a length section of the supply line with at least two pressure measuring device(s), optionally, determining a flow rate of the curable binder composition in the supply line, optionally determining a temperature of the curable binder composition in the supply line.

The invention belongs to the technical field of slurry stirring, and particularly relates to a skid-mounted stirring and grouting integrated device which comprises a bottom frame, the upper surface of the bottom frame is connected with at least two stirring barrels, each stirring barrel is fixedly communicated with a discharging pipe, each discharging pipe is fixedly provided with an electric valve, each electric valve is fixedly communicated with a hose, the hose is fixedly communicated with a grouting pipeline, and the grouting pipeline is fixedly communicated with a grouting pipe. The grouting pipeline is fixedly connected with a grouting pump, and each stirring barrel is connected with a stirring assembly; the multiple pairs of vertical feeding machine bodies are arranged, each stirring barrel corresponds to one pair of vertical feeding machine bodies, and the vertical feeding machine bodies are used for adding chemicals into the stirring barrels; and the feeding assembly is used for adding aggregate into the multiple stirring barrels one by one. The invention further provides a skid-mounted stirring and grouting integrated method. According to the invention, the continuity of capacity can be ensured, the construction site with large capacity demand can be met, and continuous and stable capacity can be provided.

The present invention allows for better control over strength in concrete mixes and mix designs, while minimizing the over-use of cement and promoting sustainability within the industry. Disclosed are novel method and system which employ a diagnostic delta data (DDD) curve, or, in other words, data that displays a curvilinear relationship when plotted on a visual graph, as obtained by considering the differences (e.g., subtractive differences or ratios) as between (i) target slump and target (or maximum) water content, and (ii) slump and water content values as determined using an automated slump monitoring system which measures slump and water content in the concrete mix during delivery. This DDD curve can then be compared to monitored delta slump and delta water content for later or other deliveries, such that adjustments can be made to the concrete mix or mix design, in a manner that encourages avoidance of cement over-dosing or over-prescription.

The invention discloses a system for preparing a synchronous grouting material by utilizing shield muck, and relates to the technical field of shield muck recycling. The system for preparing the synchronous grouting material by utilizing the shield muck comprises a stirring bin, a plurality of material bins and a plurality of additive bins, wherein the material bins and the additive bins are connected with the stirring bin through pipelines; different types of raw materials are stored in the material bins respectively, different types of additives are stored in the additive bins respectively, and the material bins and the additive bins convey the raw materials and the additives into the stirring bin through pipelines; an electric stirring assembly is arranged in the stirring bin, raw materials and additives are stirred and mixed through the electric stirring assembly to form a grouting material, and the grouting material is discharged from one side of the bottom of the stirring bin. Shield muck resources can be efficiently utilized, and environmental pollution is reduced; in addition, the whole preparation process is automatically controlled by the system, the prepared synchronous grouting material has good engineering performance, and the grouting requirement of underground engineering can be met.

The invention discloses a gravel aggregate mixing and stirring device. The gravel aggregate mixing and stirring device comprises a horizontal stirring barrel, a stirring regulation and control system, a feeding system and a quality detection and feedback system. Wherein a plurality of layers of stirring blade groups are arranged in the horizontal stirring barrel, a cooling spraying assembly is installed, the stirring regulation and control system controls the rotating speed of a driving motor and starting and stopping of the spraying assembly through a central controller in combination with data of a temperature sensor and a pressure sensor, and the feeding system controls feeding of each storage bin through an electric feeding valve according to a preset proportion. The quality detection and feedback system analyzes and judges the mixing uniformity degree through a discharge port image and feeds back the mixing uniformity degree to the central controller so as to adjust the opening degree of the feeding valve and the rotating speed of the motor, and closed-loop control is formed. The device is mainly used for efficiently mixing and stirring gravel aggregate in constructional engineering, and the aggregate mixing uniformity and the intelligent regulation and control level in the stirring process can be improved.

The invention relates to the technical field of concrete preparation, and discloses a high-flow-state anti-analysis anti-cracking anti-seepage durable admixture and production equipment thereof, and the high-flow-state anti-analysis anti-cracking anti-seepage durable admixture is produced through the following preparation method: selecting an initial admixture of concrete, setting an initial mix proportion between the initial admixture and the concrete, and analyzing the compressive strength of the concrete under the initial mix proportion; determining a final admixture of the concrete from the initial admixture and determining a final mix proportion of the concrete from the initial mix proportion; calculating the concrete dosage of the concrete and the admixture dosage of the final admixture, and generating reference concrete and contrast concrete of the concrete; setting the mixing and pouring time of the reference concrete and the comparison concrete, and carrying out mixing and pouring treatment on the reference concrete and the comparison concrete to obtain a reference treatment result and a comparison treatment result; and respectively carrying out comprehensive analysis on the reference processing result and the comparison processing result. According to the invention, the quality control problem of the concrete in the mix proportion design, mixing and pouring process can be solved.

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 discloses a cement production abrasive and cement raw material automatic proportioning device and method, and relates to the field of cement premixes. The cement production abrasive and cement raw material automatic proportioning device comprises a mixing unit, a first feeding unit, a second feeding unit, a discharging unit and a control unit. According to the cement production abrasive and cement raw material automatic proportioning device and method, an abrasive additive amount relation function is designed based on load current, finished product granularity and water content during grinding, water content, finished product granularity and load current data acquisition is performed through an infrared sensor, a laser sensor and a current sensor, and according to the relation function, cement raw material proportioning is performed according to the water content, finished product granularity and load current data acquisition. An industrial computer is used for analysis and calculation, the grinding agent adding amount proportion is obtained, and a control signal is generated to act on an electromagnetic valve, so that the discharging speed of the grinding agent is controlled, dynamic adjustment of the proportion of cement raw materials and the grinding agent is achieved, and it is guaranteed that the grinding agent adding amount meets the requirement.

The invention relates to a method for layer-by-layer deposition of concrete, in particular of concrete using a rapidly hydrating cementitious binder.A first flow and a second flow are supplied to a mixer to obtain extrudable concrete. The pH of the second flow is larger than the pH of the first flow. The first flow comprises a retarded cementitious binder obtainable by mixing a cementitious binder with a retarder comprising boron and sodium. The retarder allows to increase the setting time of the cementitious binder and allows to influence the pH of the first flow in such a way that the pH of the first flow is lower than the pH of a flow equal to the first flow but comprising the cementitious binder instead of the retarded cementitious binder. The second flow comprises a carrier material. The volume fraction of the carrier material is at least 20 vol % of the second flow.The present invention also relates to a bicomponent cementitious binder composition comprising a first component comprising rapidly hydrating cementitious material.

The invention discloses autoclaved aerated concrete brick production solid-liquid batching equipment, and relates to the technical field of building production, the autoclaved aerated concrete brick production solid-liquid batching equipment comprises a mixing cavity, a sealing cover is arranged above the mixing cavity, a plurality of conveying pipes are connected to the mixing cavity, and a solid-liquid blanking proportioning mechanism is arranged at the top in the mixing cavity; a forward and reverse rotation mixing mechanism is arranged below the solid-liquid blanking proportioning mechanism; through the design of the incomplete gear of the half gear in the driving gear set, when the incomplete gear is meshed with the overall gear, rotation pause alternate circulation of the discharging port can be achieved, the requirements of different technologies for the batching rhythm are met by adjusting the tooth number and the rotating speed of the half gear and accurately controlling the single-time discharging duration and the intermittent period, and the batching efficiency is improved. And the rotating guide pipe can enable the materials to be spirally thrown out under the action of centrifugal force, so that material accumulation or segregation caused by traditional direct falling type blanking is avoided, and particularly, a strengthening effect is achieved on premixing of solid particles and liquid.

The invention relates to an ardealite roadbed material mixing station, a batching system comprises a plurality of discharging devices, and materials discharged by one discharging device comprise ardealite; the first conveying device is used for conveying materials discharged by the discharging devices into the stirring system, and a first dynamic metering device for weighing the materials as a first dynamic flow value of a whole is further arranged at an outlet of the first conveying device; the cement supply system supplies cement to the stirring system; the additive supply system is used for supplying an additive into the stirring system; the water supply system supplies water to the stirring system; the second conveying device is used for conveying the mixed roadbed material in the stirring system to a finished product bin; and the control system is connected with the first dynamic metering device, the cement supply system, the additive supply system and the water supply system, and dynamically controls the supply quantity of the cement, the additive and the water according to the first dynamic flow value and the designed mix proportion. The problems that in the prior art, the proportioning proportion is not easy to control, and the proportioning accuracy is poor can be solved.

This disclosure involves a system, non-transitory computer readable medium, and a method for determining a minimum amount of paste to be added to a concrete mix. This includes measuring a plurality of n particles, and for each particle i determining: a particle volume (I), a particle surface area (II), a particle maximum dimension (III), a spherical volume (IV) and spherical surface area (V) associated with a sphere having a diameter equal to the particle maximum dimension (III), and a residual free surface Si. Then, for the plurality of particles, a shape irregularity factor n is determined based on the residual free surface Si and the particle volume (I) for all n particles. The shape irregularity factor is used to determine a minimum amount of paste for combination with the plurality of n particles to create a workable concrete mixture, and a control signal is sent to a concrete preparation system.

The invention belongs to the technical field of concrete ingredient conveying, and relates to a concrete ingredient conveying device which comprises a barrel, an auger shaft, an end cap, an end plate, a spring and a plurality of studs. The downstream end of the cylinder is an open end, and a plurality of edge arms are formed on the outer wall of the cylinder. The end cap is arranged at the open end of the barrel and provided with an annular groove capable of being matched with the barrel in an inserted mode and a shaft hole correspondingly matched with the auger shaft, and the end cap can move in the axial direction relative to the barrel. The inner bottom surface of the end cap forms an arc surface, and a plurality of strip-shaped protruding teeth are distributed on the inner side wall of the end cap. The end plate and the spring are both arranged on the auger shaft in a sleeving mode, and the two ends of the spring make contact with the end plate and the end cap respectively. Through holes matched with the two ends of the stud are formed in the radial flange on the end plate and the edge arms, and the stud can limit the distance between the barrel and the end plate. According to the invention, the extrusion condition of materials at the end part of the barrel can be improved, so that the materials bear elastic extrusion force and are continuously segmented and dispersed, the phenomenon of excessive material caking can be inhibited, and the cleaning period is prolonged.

According to the invention there is provided an apparatus (100) for manufacturing a cement slurry containing foam, the apparatus comprising: a mixing chamber (101) for mixing a cement material and water to form a cement slurry; a channel (103) fluidly connected to the mixing chamber (101) at a first end (111), the channel (103) for receiving the cement slurry from the mixing chamber (101). In the device (100), a channel (103) extends from a first end (111) and terminates in at least one second end (112); the channel (103) comprises a first foam inlet (106) for introducing foam into the channel (103); and the channel (103) further comprises a second foam inlet for introducing foam into the channel (103). The first foam inlet (106) and the second foam inlet are offset along the length of the channel (103). Methods of using the apparatus are also described.

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 relates to an ecological recycled coarse aggregate pervious concrete mix proportion design method. The method comprises the following steps: S1, recycled coarse aggregate preparation and performance test; s2, determining the void ratio of the mixed coarse aggregate under the compaction condition; s3, determining the volume ratio of the mixed coarse aggregate in 1 m < 3 > of the pervious concrete through the regulatory factor; s4, determining the use amount of a cementing material; s5, determining the use amount of the cement and the mineral admixture; s6, determining the use amount of the recycled coarse aggregate and the natural coarse aggregate; s7, determining the total water consumption; and S8, checking the performance of the ecological recycled coarse aggregate pervious concrete, and adjusting the mix proportion of the ecological recycled coarse aggregate pervious concrete according to a test result. The design method is clear in overall thought, the design steps are simple and easy to follow, waste of materials, time, manpower and the like caused by repeated fitting is avoided, and good practicability and operability are achieved.

The present invention discloses a smoke detection and suppression system for concrete production, which relates to the technical field of smoke detection and suppression, and is used for detecting and suppressing smoke in at least one batching bin, comprising a dust suction pipe, a dust removal bin, a first air suction pump and a second air suction pump, wherein the batching bin is connected to the dust removal bin by a dust suction pipe, and the dust removal bin is provided with a first air suction pump and a second air suction pump which are symmetrically distributed on the left and right, the first air suction pump and the second air suction pump are alternately sucked, and the suction ends of the first air suction pump and the second air suction pump are provided with a filter screen, and the first air suction pump and the second air suction pump can also pump air into the dust removal bin; a stirring auger is also rotatably provided in the dust removal bin.

Described herein are novel construction materials and construction material compositions, processes, and equipment for manufacturing press-formed biocement and bioconcrete products and construction materials. In some embodiments, the methods include combining aggregate particles with a first measured dose of at least one biological organism or enzyme and a first measured dose of cementation reagents in a first mixer, mixing the contents of the first mixer and reacting the first measured dose of the cementation reagents in the presence of the first measured dose of the at least one biological organism or enzyme to form a biocement which binds to the surfaces of the aggregate particles, thereby increasing the size of the particles to yield a biocement coated aggregate.

According to the present invention, there is provided an apparatus (100) for manufacturing a cementitious slurry comprising foam, the apparatus comprising: a mixing chamber (101) for mixing a cementitious material and water to form a cementitious slurry, a channel (103) fluidly connected to the mixing chamber (101) at a first end (111), the channel (103) for receiving a cementitious slurry from the mixing chamber (101). In the apparatus (100), the channel (103) extends from the first end (111) and terminates at at least one second end (112). The channel (103) comprises a first foam inlet (106) for introducing foam into the channel (103). The channel (103) further comprises a second foam inlet for introducing foam into the channel (103). The first foam inlet (106) and the second foam inlet are offset along the length of the channel (103). A method using the apparatus (100) is also described.

Provided is a process for adjusting production of a gypsum board, comprising the following steps: Step 100, formulating a mixture of foaming agents; Step 200, conducting foaming with the mixture of foaming agents to give a soap solution and forming a gypsum board core with the soap solution; Step 300, detecting air hole sizes in the gypsum board core; and Step 400, adjusting a proportion of a foam stabilizer in the mixture of foaming agents according to the air hole sizes. The process according to the present disclosure can adjust size distribution of air holes in the gypsum board core to make it more uniform and can also adjust size of the air holes.