A viscometer includes a viscosity sensor with a liquid flow channel for measuring a viscosity of a liquid flowing through the liquid flow channel, a manifold with an inlet and an outlet for receiving a liquid sample through the inlet of the manifold and providing the received liquid sample through the outlet of the manifold to the viscosity sensor, and a pump coupled with the manifold for causing an in-flow of the liquid sample into the manifold through the inlet of the manifold and an out-flow of the received liquid sample from the manifold through the outlet of the manifold. Also disclosed is a viscosity sensor module with two or more viscosity sensors.

Various implementations include a device for transferring free-flowing material. The device includes a gantry, an arm, a gripper, and a tool head. The arm has a longitudinal axis, a first arm portion, a second arm portion spaced apart from the first arm portion along the arm longitudinal axis, and a middle arm portion disposed between the first arm portion and the second arm portion. The middle arm portion is rotatably coupled to the gantry. Various implementations include a reactor system. The reactor system includes a reactor core and an outer support structure. The reactor core is configured to receive one or more containers for containing a chemical reaction.

UNIVERSAL MACHINE FOR RHEOLOGICAL AND MECHANICAL TESTS which is, more precisely, an universal machine (1) of rheological and mechanical tests for modular tests of cementitious materials, as well as mining, asphaltic and polymeric materials, foods, pharmaceutical products, cosmetics, etc. The aforementioned universal machine (1) is comprised of the arrangement of a set of modules (CM) that make up means of rheological and mechanical tests for the assessment of longitudinal forces perpendicular to the rotation direction of the alternate current servomotor (5). Its modules are comprised of: a) structural organization (2); b) electronic components cabinet (3) of the electronics system (St)/(Sw); c) dry gear reducer (4); d) alternate current servomotor (5); e) fast coupling system (Eg) for changing geometries (18); f) test containers (8), as well as devices for the execution of materials in hardened state; g) load cell device for recording regular longitudinal forces; the aforementioned machine (1) provides the interconnection with a data processing system (PC) and the aforementioned modules (CM) are controlled by a specific electronic system (St) for speed control, torque control and rotation direction.

Disclosed herein is a method for viscosity measurement of non-Newtonian fluid for in-line measurement and process control. The process involves mixing additives to a base fluid to form the non-Newtonian fluid. The non-Newtonian fluid is fed to an in-line viscosity measurement device to obtain a rheological measurement. The addition of the additives to the base fluid is then adjusted based on the rheological measurement. A system for accomplishing the same is also disclosed.

A viscometer includes a viscosity sensor with a liquid flow channel and at least two pressure sensors positioned along the liquid flow channel and configured to measure a pressure drop of a liquid flowing through the liquid flow channel, and a dispensing mechanism configured to cause dispensing of a liquid from the syringe to the viscosity sensor at a known flow rate. The dispensing mechanism and the viscosity sensor are configured to couple with a syringe configured to contain a liquid. The viscometer further includes an electronic controller configured to control operations of the dispensing mechanism and receive and process data from the viscosity sensor. The viscometer includes a sample loading interface, included in the syringe, through which the viscometer is configured to receive the liquid. The sample loading interface includes a selection valve coupled with, and located between, the viscosity sensor and the syringe.

A system for measuring effects of vibration on rheometric properties of a fluid sample. The system includes a receptacle configured to hold the fluid sample and receive a probe extending from a rheometric measuring device. A vibration generator is configured to vibrate the fluid sample within the receptacle while the rheometric measuring device measures the rheometric properties of the fluid sample. A vibration control module is configured to control frequency at which the vibration generator vibrates.

Provided is an apparatus and method for measuring slump and slump flow of concrete, including introducing concrete into a feed tank, opening a feed valve to allow the concrete to fall into a slump cone, and controlling, by a slump plate operation mechanism, the slump cone carried by the slump plate to move away from the feed valve. A slump cone operation mechanism controls the slump cone to move away from the slump plate along a direction perpendicular to the slump plate, leaving the concrete on the slump plate. A slump and slump flow measurement mechanism projects a slump/slump flow marker onto the concrete left on the slump plate to capture an image of the concrete and the slump/slump flow markers. The captured image is output to a processor to calculate the slump/slump flow of the concrete.

A viscometer includes a viscosity sensor with a liquid flow channel and at least two pressure sensors positioned along the liquid flow channel and configured to measure a pressure drop of a liquid flowing through the liquid flow channel, and a dispensing mechanism configured to cause dispensing of a liquid from the syringe to the viscosity sensor at a known flow rate. The dispensing mechanism and the viscosity sensor are configured to couple with a syringe configured to contain a liquid. The viscometer further includes an electronic controller configured to control operations of the dispensing mechanism and receive and process data from the viscosity sensor. The viscometer includes a sample loading interface, included in the syringe, through which the viscometer is configured to receive the liquid. The sample loading interface includes a selection valve coupled with, and located between, the viscosity sensor and the syringe.

A method for calculating the molecular weight of biopolymer substances utilizing AI-based computation employs ionic liquids as the dissolving medium, enabling biomacromolecular substances to form distinct single biomacromolecular chains upon being dissolved. Subsequently, rheological techniques are applied to gather rheological data for the biopolymer in ionic liquid solutions. The Rouse model is utilized as a preferred model for characterizing the properties of polymer solution. Through extensive data collection and AI algorithm-assisted nonlinear regression analysis, critical parameter values are derived and employed for calculating the molecular weight of the substance under examination.

The present application provides a high-voltage cable insulation material continuous extrusion processing characteristic evaluation and optimization method and apparatus. The method comprises: continuously extruding a material under test as a melt, measuring and recording an inlet pressure P. a mass growth rate w, and the diameter D of a melt sample strip, and obtaining apparent shear viscosity .sub.a(t) (step A1); obtaining an outlet expansion rate (step A2); recording and displaying curves .sub.a(t) and (t), and treating the time corresponding to an increase of a set percentage on the curves as a cross-linking starting time TX (step A3); selecting a reference sample for testing, and determining a cross-linking reaction starting time T.sub.S according to .sub.a(t) and (t) curves of the reference sample (step A4); and defining an index according to T.sub.X and T.sub.S.