18 results about "Liquid viscosity" patented technology

The utility model relates to liquid viscosity detection technical field especially relates to a kinematic viscosity testing device, including sample cell subassembly and detection subassembly. Sample cell subassembly includes two detection inner boards, two detection inner boards articulate to have open state and closed state, under the closed state, two detection inner boards surround and form the capillary space along the vertical direction extension, and the liquid is in the capillary space and is in accord with capillary phenomenon when going down. Detection subassembly has the accommodation groove, and sample cell subassembly can insert or separate from the accommodation groove, and detection subassembly can detect the time difference of the liquid in the capillary space of sample cell subassembly in the accommodation groove when passing through different positions, and because the liquid is in accord with capillary phenomenon when going down, the distance between different positions and the time difference of the liquid passing through different positions can be measured to calculate the kinematic viscosity of the liquid. The kinematic viscosity testing device is simple to operate and can be carried. It is easy to clean after detection, and multiple detections can also ensure high operation efficiency.

This invention discloses a method for the synergistic control and removal of organic matter in the hydrometallurgical process of zinc smelting, belonging to the field of hydrometallurgical technology. It includes the following steps: incorporating the TOC content of manganese ore powder and iron removal agent into quality monitoring and limiting content thresholds; controlling the addition amounts of flocculant, bone glue, and organic cobalt removal agent; and simultaneously adjusting the concentrations of zinc ions and soluble silicon in the supernatant to reduce liquid viscosity, thereby reducing the introduction of impurities at the source; adding activated carbon to the purification process to adsorb organic matter; and adding a waste liquid circulation filtration system to the electrolysis process, while selectively adding modified activated carbon to remove suspended solids, organic matter, colloids, and harmful impurity ions from the electrolytic waste liquid. This invention achieves three main benefits: first, it establishes a synergistic removal system for fine suspended solids, colloids, organic matter, and impurity ions; second, it increases the electrolysis current efficiency to over 90% and reduces cell voltage; and third, it improves the utilization efficiency of fresh liquid and reduces overall production costs.

The utility model relates to petroleum exploitation technical field especially is a kind of automatic swabbing liquid metering detection device, including main part, the side surface fixedly connected with control assembly of main part, the top of control assembly is provided with flow control subassembly;The utility model discloses through the cooperation of flow sensor and liquid level sensor, the accurate measurement and real-time monitoring of swabbing liquid flow can be realized, while the measurement accuracy is high, is not influenced by swabbing liquid viscosity and impurity content, adaptability is strong, liquid level sensor is connected with controller, when liquid level height reaches the upper limit or lower limit set, controller will send corresponding control signal, realizes automatic start-stop measurement process, prevents swabbing liquid overflow or inaccurate measurement occurs, using advanced control algorithm of controller, can automatically adjust the opening of valve plate and start-stop of measurement process according to real-time monitoring data, realizes the automation and intelligentization of entire measurement process, greatly improves work efficiency.

This utility model belongs to the field of liquid viscosity measurement technology, specifically relating to a kinematic viscosity meter, including a water bath assembly, a water circulation assembly, and a main unit. The water bath assembly includes a water bath and a top cover. The top cover is provided with a heating element, a first socket, and multiple second sockets. The heating element is used to heat the liquid in the water bath. A temperature sensor for detecting the liquid temperature is installed in the first socket. Each second socket is equipped with a viscometer for holding the liquid to be measured. The viscometer is clamped and fixed by a bracket, so that the viscometer is placed in a constant-temperature liquid. The water circulation assembly is used to dynamically circulate the liquid in the water bath. The main unit is provided with a computer control system and a base for placing the water bath. The computer control system is used to control the heating element to heat the liquid in the water bath and to record the flow time of the liquid to be measured in each viscometer. The water bath has uniform temperature, fast temperature control response, high viscosity measurement accuracy, supports multi-channel parallel detection, and has high detection efficiency.

This invention relates to the field of concrete preparation technology, specifically disclosing an apparatus and method for preparing ultra-high performance concrete, comprising: a tank body with several feed pipes at the top and a discharge pipe at the bottom; a mixing frame including a main shaft rotatably connected to the tank body, several connecting rods disposed on the side wall of the main shaft, a first roller disposed at the end of the connecting rods and rolling along the inner wall of the tank body, and a mixing paddle rotatably connected to the connecting rods and driven to rotate by each roller; a scraping assembly including a first scraper and a second scraper disposed at the end of the connecting rods and scraping along the inner wall of the tank body and the side wall of the first roller; and a driving component disposed outside the tank body and driving the main shaft to rotate. This invention solves the problem that in the traditional preparation process of energy-saving and sound-insulating concrete, sound-insulating fibers, rubber particles, etc., are easily agglomerated and adsorbed onto the inner wall of the mixing tank due to static electricity, liquid viscosity, etc., during the mixing process, affecting the uniformity of concrete mixing.

The present application relates to the technical fields of liquid viscosity coefficient measurement, and discloses an electromagnetic clutch type hollow shaft temperature control liquid viscosity coefficient measurement experimental device, which comprises a leveling base, and symmetrical outer support frames are fixedly connected to the leveling base, a shaft pipe is fixedly and jointly installed between the two outer support frames, a measuring mechanism is installed on the shaft pipe through a suspension mechanism, a driving mechanism for driving the rotation of the measuring mechanism is further connected to the shaft pipe, the driving mechanism comprises an inner support frame, and the inner support frame is located between the two outer support frames and is fixedly connected with the leveling base. The electromagnetic clutch type hollow shaft temperature control liquid viscosity coefficient measurement experimental device can effectively solve the problems in the prior art, such as the mechanical contact type support of the existing rotating device, the continuous mechanical friction, the easy generation of large system error, the coaxiality deviation, the uneven test gap, and the reduction of the test repeatability of the device due to mechanical wear.

The invention provides a fracturing effect evaluation method and a fracturing construction curve evaluation method and device, and belongs to the technical field of oil and gas reservoir fracturing. The evaluation method for the fracturing construction curve comprises the steps that the construction displacement, the sand ratio, the liquid viscosity and the construction pressure in the fracturing construction curve are obtained; based on the construction displacement, the sand ratio and the liquid viscosity in the fracturing construction curve, determining a first pressure fluctuation index of the fracturing construction curve by using a pressure fluctuation prediction model; determining a second pressure fluctuation index of the fracturing construction curve based on the construction pressure in the fracturing construction curve; and comparing the first pressure fluctuation index with the second pressure fluctuation index, and evaluating the fracturing construction curve based on a comparison result. By introducing the first pressure fluctuation index and the second pressure fluctuation index, quantitative evaluation of the fluctuation characteristics of the fracturing construction curve can be realized.

This invention pertains to the field of grouting material performance research technology and provides a device for predicting the long-term viscosity of cement-based grouting materials. The technical solution includes a viscosity testing device and a viscosity prediction device connected to it. The viscosity testing device comprises an admixture dispensing device, a grouting material preparation device, a cement single-liquid slurry storage device, a slurry holding device, and a viscosity meter. The admixture dispensing device is located at the upper end of the grouting material preparation device, and its two sides are connected to the cement single-liquid slurry storage device and the slurry holding device, respectively, which have openable and closable channels. The viscosity meter is located above the slurry holding device. Based on liquid viscosity data obtained under different admixture addition schemes and a constructed liquid viscosity prediction model, the target time viscosity prediction value under a specific admixture addition scheme is obtained. Based on the acquired reliable data, the long-term viscosity of the material is predicted.

The utility model discloses a novel mechanical nitrogen -filled foam acid liquid production device, including nitrogen storage tank, one side of nitrogen storage tank is provided with the gas outlet, one side of the gas outlet is connected with nitrogen -filled pipeline, the end of nitrogen -filled pipeline is connected with the jet mixing device, the jet mixing device is venturi structure, the end of nitrogen -filled pipeline is connected with stable air inlet structure, the utility model relates to acid liquid production technical field, this novel mechanical nitrogen -filled foam acid liquid production device, through ring array multi -cannula partial flow gas, realizes the differentiated pressure injection, central high pressure penetration / edge low pressure cyclone, produces vortex shear effect and breaks the nitrogen gas into micron bubble, and the uniformity promotes, and the cooperation both sides pressure difference monitoring and 2 second level dynamic pressure regulating make the acid liquid viscosity adaptability range expand to 50 500cP, and thoroughly solve the problem of mixed unevenness caused by traditional single point gas supply.

The application belongs to the technical field of liquid viscosity speed regulation clutch, and particularly discloses a radial annular groove friction plate selection method and system, which collects structural parameters of multiple friction plates; in the radial direction of the end face of each friction plate, a plurality of equally-spaced annular rings are divided; the structural parameters of the friction plates are used to calculate the area ratio of each annular ring on the corresponding friction plate; the torque of each annular ring is calculated according to the area ratio of the annular ring; the torque of the entire friction plate is calculated according to the friction sliding torque of each annular ring; the speed regulation performance of the friction plate is judged by comparing the friction sliding characteristics and the friction sliding torque of different groove forms, and the friction plate with the best speed regulation performance is selected. By adopting the technical scheme, the friction sliding torque of the friction plate with different grooves is accurately calculated, and the friction plate is selected.

The scheme belongs to the technical field of packaging structure design, and discloses a kind of extrusion ration cover, the extrusion ration cover adopts sleeve and two pistons (first piston and second piston) that alternatively seal the sleeve (or the combination of sleeve and mouth), to ensure the stability of ration. At any time, at least one of the two pistons is in the sleeve (or the combination of sleeve and mouth) and mutually sliding sealing fit, plus the liquid sealing effect of the gap during use, as long as the container is extruded to compress the internal space, no matter how much or how little the extrusion force, extrusion speed, liquid viscosity is, it will promote the piston to move outward, accurately seal the liquid passage, realize ration distribution, and the ration value remains stable, thereby solving the problem that the ration function of the prior art is affected by the difference in liquid properties and use method, and can adapt to use scenarios that the prior art cannot adapt to, such as large viscosity changes of different temperature liquids and large differences in use methods of different consumers.

The application discloses a cement glue stirring device with precise proportioning function, and particularly relates to the technical field of cement glue stirring. The cement powder, water, glue liquid and external additive and other materials can be independently metered before entering the mixing tank, the proportioning error caused by the cement powder liquidity change, the glue liquid viscosity change or the liquid pressure fluctuation is reduced, when the detected weight reaches the preset weight range, the control unit stops the corresponding batching bin from continuously discharging, thereby completing the quantitative weighing of the material, the telescopic docking unit retracts, leaving space for the turnover drum to turn over, the electric clamping jaw releases the clamping and limiting of the metering and weighing part, the turnover drum turns over under the driving of the rotating shaft, the weighed material in the metering hopper is poured into the mixing tank, the feeding time is shortened, the material retention is reduced, and the continuous batching is improved.

The utility model discloses a kind of oil viscosity detectors, belong to liquid viscosity detection technical field, including viscosity detector and support, viscosity detector is provided with connecting line, connecting line is provided with detection probe, further include the storage structure for storing oil sample and arranged on support, storage structure includes transparent sample jar movably installed in the inside of support, several partition plates for separating the space in transparent sample jar and uniformly arranged in the inside of transparent sample jar. The utility model, by utilizing partition plate, the inside of transparent sample jar is separated into multiple spaces, can be used to store multiple groups of oil sample, when detecting, can utilize multistage electric push rod and motor control detection probe to carry out lifting rotation, so that detection probe can be quickly moved to different oil sample and carry out viscosity detection, so as to quickly detect the oil viscosity under different temperature or additive condition, quickly obtain contrast data, while, manual frequent sample replacement operation is saved.

This application discloses a method for processing gas production data of deviated wells in bottom-water gas reservoirs. The method includes: acquiring the mechanical parameters of the target bottom-water gas reservoir, the mechanical parameters including at least rock permeability, liquid viscosity, gas viscosity, liquid pressure, gas pressure, liquid density, and gas density; determining a second Green's formula based on the mechanical parameters, the second Green's formula describing the volume of oil and gas space in the target bottom-water gas reservoir; performing dimensionality reduction processing on the second Green's formula to obtain a first gas production model, and based on the first gas production model, inferring a first reference gas production of the deviated well in the target bottom-water gas reservoir, the first reference gas production describing the critical gas production of the deviated well under ideal production conditions. The technical solution provided by this application can improve the accuracy of inferring the critical gas production of deviated wells in bottom-water gas reservoirs.

This invention relates to a rapid liquid viscosity measurement device and method based on embedded and microfluidic chips, belonging to the field of liquid flow rate and viscosity measurement technology. The device integrates a power supply, embedded control, display, visual image acquisition, light source, microfluidic chip, temperature control, and injection module, achieving automation and intelligence in the measurement process. It offers advantages such as high measurement speed, small sample volume, compact and portable structure, and easy operation. Simultaneously, it relies on constant pressure drive, image recognition to track flow rate, and real-time temperature calibration to ensure measurement accuracy and stability. It features high functional integration, wide applicability, controllable hardware costs, and ease of mass production. Furthermore, it can upload data via a communication interface, overcoming the limitations of large laboratory equipment and making it suitable for rapid on-site testing. This effectively reduces sample consumption and lowers the barrier to entry, combining practicality with scalability.

The application discloses a kind of hydrophilic, super oleophobic ceramic membrane and its preparation method and application, belong to ceramic membrane technical field, the hydrophilic, super oleophobic ceramic membrane including support layer, transition layer being supported on the surface of support layer and iron oxide film layer being supported on the surface of transition layer, the average pore size of the iron oxide film layer is 2~100nm.The application is by regulating Fe (OH) 3 sol film forming liquid viscosity and particle size, with the pore size of microporous ceramic membrane surface transition layer is matched, and new complete iron oxide separation layer is formed on its surface.The hydrophilic, super oleophobic ceramic membrane of the application in the membrane flux and flux recovery rate of oil-water system separation is far superior to original microporous ceramic membrane, it is applied to high concentration oil-water system oil-water separation process, with the advantages of anti-membrane pollution, high membrane flux, high oil-water separation efficiency.