174 results about "Carrier fluid" patented technology

The invention relates to the technical field of oil-water detection equipment, and discloses an oil-water detector and method based on a liquid mass resonance measurement principle. The oil-water detector based on the liquid mass resonance measurement principle comprises a parameter sensing unit which is used for contacting an oil-water mixed medium in a pipeline and comprises a current carrying body with a measurement cavity, a measurement probe arranged in the measurement cavity and a resonance body arranged in the measurement probe; and the data processing unit is in signal connection with the parameter sensing unit and comprises a signal transmitting module which is used for transmitting an audio frequency sweep frequency signal to the resonant body to excite liquid column resonance and transmitting electromagnetic short waves with a preset frequency to an oil-water mixed medium at the same time. According to the invention, direct measurement of the density and the dielectric constant is fused, the phase state is identified by using an intelligent algorithm, and the model is switched, so that the problem of failure of a single principle technology in a specific phase state is solved, and high-precision measurement in a water-in-oil state or an oil-in-water state in a full range from pure water to pure oil is realized.

A method of sealing a lost circulation zone may include: circulating a lost circulation treatment composition to a subterranean formation comprising a lost circulation zone, wherein the lost circulation treatment composition comprises: a carrier fluid; a polymeric additive; a fine particulate component; and a composite particulate component containing size and shape selected materials; wherein the cost circulation treatment composition has the property of allowing full volume passage through a 15,000 micron fracture width; flowing the lost circulation treatment composition into the lost circulation zone; and plugging the lost circulation zone using the lost circulation treatment composition.

A localized product injection system includes a composite boom tube having a carrier fluid passage within a tube body, and at least one injection product passage within the tube body isolated from the carrier fluid passage. A plurality of port stations are provided at locations along the tube body. Each of the port stations includes a carrier fluid outlet port and at least one injection product outlet port. A localized injection interface is coupled at a port station. The injection interface includes a carrier fluid input coupled with the carrier fluid outlet port, and at least one injection product input coupled with the at least one injection product outlet port. The injection interface includes at least one throttling element in communication with the at least one injection product input, a mixing chamber, and an injection port configured for localized coupling and injection to a product dispenser.

A method for forming an oxidation protection system on a carbon-carbon composite structure can comprise applying a boron slurry to the carbon-carbon composite structure, wherein the boron slurry comprises a boron compound, a first glass mixture, a first glass former, a first glass modifier, and a first carrier fluid, the first glass mixture including a first glass compound and a second glass compound, the first glass compound having a first viscosity-temperature profile that is at least one order of magnitude below a second viscosity-temperature profile of the second glass compound; applying a silicon slurry to the carbon-carbon composite structure, wherein the silicon slurry comprises a silicon compound, a third glass compound, a second glass former, a second glass modifier, and a second carrier fluid; and heating the carbon-carbon composite structure.

The invention discloses a high-stability magnetic liquid and a preparation method thereof, and belongs to the field of magnetic fluid nano functional materials related to ships. The magnetic liquid comprises a metal-doped iron oxide nano-particle core, a double-layer surface modification layer composed of oleic acid and a silane coupling agent, and a composite carrier liquid formed by compounding poly-alpha olefin synthetic oil and perfluoropolyether and adding nano-diamond. The preparation method comprises the following steps: firstly, coprecipitating and calcining to obtain metal-doped iron oxide nanoparticles, then carrying out double-layer coating modification, and finally carrying out mixed ball milling, ultrasonic treatment and magnetic separation purification on the metal-doped iron oxide nanoparticles and the composite carrier liquid. The saturation magnetization intensity of the magnetic liquid reaches 92-95 emu / g, the magnetic liquid can work for a long time under the high-temperature working condition, the heat conductivity coefficient is increased by 2-3 times, and the redispersibility is excellent. The problems that a traditional magnetic fluid is low in magnetic performance, prone to failure at high temperature, poor in dispersion stability and the like are solved, and the magnetic fluid is suitable for aerospace, high-end manufacturing, ship propulsion and other extreme scenes.

An apparatus and a polishing system for rotational magnetorheological abrasive flow nano-finishing are described. The apparatus includes an upper cylinder with coupled upper piston and a lower cylinder with coupled lower piston. A first motor drives synchronized reciprocating motion of both pistons via respective slider crank mechanisms. A magnet fixture positioned between the cylinders includes permanent magnets arranged in a ring configuration with a central hole for workpiece placement. A second motor rotates the magnet fixture to manipulate magnetic field orientation. The cylinders, pistons and magnet fixture define a space for containing magnetorheological (MR) fluid including ferromagnetic particles, abrasive particles and carrier fluid. The configuration enables controlled fluid flow through the hole while maintaining direct workpiece contact, with ferromagnetic particles exhibiting both rotational and reciprocal movement patterns. This dual-motion finishing approach enables material removal through magnetic field-controlled abrasive action, achieving nano-scale surface quality on complex geometries.

A surface plasmon resonance sensor system includes a sensor plate having a quartz glass substrate and a copper film sputtered onto the substrate and annealed for about two hours. A quartz prism is attached to a surface of the sensor plate, and a microfluidics unit containing carrier fluid is attached to the opposite surface. A target analyte reservoir is connected through a pump to inject target analytes into the microfluidics unit. A binder is attached to the copper film and binds to target analytes. A laser transmits a beam into the quartz prism at an incident angle that generates surface plasmons resonating with the copper film and reflects a phase shifted laser beam. Receive optics and a charge coupled device convert the phase shifted beam to electrical signals. A computing unit processes the electrical signals to compute refractive index changes based on phase shifts to indicate target analyte detection.

The invention provides a phase change heat storage system and method based on two-phase contact heat exchange, and relates to the technical field of heat energy storage. The system comprises a high-temperature liquid storage tank, a low-temperature particle storage tank, a heat-carrying liquid loop, a connecting pipeline and a switching valve, a heat exchange pipeline, a liquid-carrying heat pump, a heater / radiator and a separator are arranged on the heat-carrying liquid loop to form a complete loop, the high-temperature liquid storage tank is connected to the heat exchange pipeline, and the low-temperature particle storage tank is connected with the heat exchange pipeline and the separator. During heat storage, the low-temperature particles and the high-temperature heat-carrying liquid are in direct contact for heat exchange in the heat exchange pipeline, and the particles are melted into liquid and then stored in the high-temperature liquid storage tank; during heat release, high-temperature liquid is granulated into liquid drops through the nozzle, the liquid drops make direct contact with low-temperature heat-carrying liquid in the heat exchange pipeline for heat exchange, and the liquid drops are solidified into particles and then stored in the low-temperature particle storage tank. Through liquid-liquid and liquid-solid two-phase direct contact heat exchange, the heat transfer efficiency is improved, the problems of complexity and cost caused by phase change material packaging are solved, and the heat storage device is suitable for large-scale heat storage application.

Coated articles and self- or easy-cleaning paint and coating compositions including a carrier liquid, a binder resin and additives, wherein such additives include, but are not limited to, a polymer or oligomer with at least one zwitterionic moiety. The carrier liquid is water, an organic solvent, or a combination thereof. The binder resin may be a waterborne latex, an acrylic-amino, alkyd, polyurethane, epoxy or other compatible resin. The paint and coating compositions may also contain pigment.

Method for manufacturing a gearbox (1) with a gear arrangement comprising at least a first gear (3) and a second gear (5) which are in mesh (ZE) with each other in an assembly position (ZSB) in the gearbox (1), wherein the method comprises gear machining (V) for pre-machining the gears (3, 5), finishing machining (F) and final assembly (EM) in which the two gears (3, 5) are installed in the gearbox (1) in an assembly position (ZSB), wherein the finishing machining (F) takes place prior to the final assembly (EM), wherein the gears (3, 5) are used as an identical gear pair in both final assembly (EM) and finishing (F) with identical tooth engagement (ZE) P , ZE) or identical assembly position (ZSB) P , ZSB) are ordered, and wherein in the finishing process (F) the two gears (3, 5) are wetted with an abrasive medium, and wherein the abrasive medium is added to a carrier fluid (G) as an additive, and wherein in the finishing process (F) the carrier fluid (G) with additive wets the gears (3, 5), and wherein by adding further additives to the carrier fluid (G) the abrasive particles of the abrasive medium chemically decompose after completion of the finishing process (F).

The invention relates to a method for integrally connecting two plastic parts, to a connection between two plastic parts, to a liquid-carrying housing, to a modular pump-valve unit, and to a heat transfer medium circuit system. The invention relates to a method for integrally connecting two plastic parts (4, 6), in which a first joint region (8) of a first plastic part (4) and a second joint region (8, 10) of a second plastic part (6) are brought into a viscous state under the action of a laser beam (L1, L2) and then the two plastic parts are joined, the two plastic parts are then joined to each other via the two joint regions to form a one-piece bond. At least one of the two plastic parts (4) is provided with a shaped protective branch (S, 12, 14), which protrudes beyond the associated joint region (8) in the joint direction (X-X) and covers a weld seam (16), which is pushed out during the joining of the two plastic parts (4, 6), over the longitudinal extension (X-X) of the produced one-piece plastic part connection (2) and in the joint direction, and thus defining the push-out of the weld seam. The invention also proposes a plastic part connection, a liquid-carrying housing, a modular pump-valve unit and a heat transfer medium circuit system.

The utility model discloses an on-line internal standard mixing sample introduction device which comprises a carrier liquid sample introduction unit, an internal standard sample introduction unit, a mixer and an atomizer, the mixer is provided with two inlet ends and an outlet end, the carrier liquid sample introduction unit is communicated with one inlet end of the mixer through a first sample introduction pipe so as to supply carrier liquid, and the atomizer is communicated with the other inlet end of the mixer through a second sample introduction pipe. The internal standard sample injection unit is communicated with the other inlet end of the mixer through a second sample injection pipe so as to supply internal standards, a common pipeline is arranged at the outlet end of the mixer, and the oscillator is arranged on the common pipeline through a connecting clamp; the atomizer is communicated with an outlet of the oscillator, and mixed liquid oscillated and mixed by the oscillator is fed into the atomizer. According to the utility model, the oscillator is arranged, so that the mixing time can be shortened while the mixing uniformity is improved, and the length of a flow path can be reduced.

A gas feedthrough for a chromatograph device includes a hub configured to receive a fluid sample and interface with a fluid receiver, the hub including a first surface; and a plurality of fluid channels including a fluid sample channel configured to carry the fluid sample, a vent channel configured to carry a vented fluid, and a carrier channel configured to carry a carrier fluid. Each of the plurality of fluid channels terminate at a respective interface point on the first surface. The respective interface points of the plurality of fluid channels are arranged on the first surface in at least one arc.

A crusher (1) comprising: a ball mill (2) having a steel drum (3) containing a plurality of steel balls (4) therein, configured to obtain powder having a particle size of 25 μm to 500 μm, preferably 200 μm to 300 μm, i.e., the main size of each powder particle being 25 μm to 500 μm, preferably 200 μm to 300 μm; and a refrigeration circuit (6) for refrigerating at least a portion of the steel drum (3), comprising a refrigeration unit (5) suitable for supplying a carrier fluid at a temperature of -150 degrees or less, a sleeve (7) for the inflow of the carrier fluid supplied by the refrigeration unit (5), and a discharge sleeve (9) for complete circulation in the refrigeration circuit (6) and discharge of the carrier fluid at the end of transport to the suction duct (10) of the refrigeration unit (5).

The invention provides a silicone rubber curing rate detection device with an automatic sample preparation function, and belongs to the technical field of detection devices.The silicone rubber curing rate detection device comprises a base, and a preparation area and a detection area are arranged on the base; a feeding unit and a stirring unit are arranged in the preparation area, the feeding unit comprises a plurality of groups of accommodating tanks and pumping parts, and the stirring unit comprises a stirring tank and a stirring part; the stirring piece comprises a stirring shaft, and the stirring shaft is sleeved with turbulent flow blades; a mounting table and a transfer table are further arranged in the preparation area, a transfer plate and a plurality of groups of liquid carrying tables detachably connected with the transfer plate are arranged on the transfer table, a scraping plate for scraping slurry is arranged on the transfer plate, a pipettor is arranged below the transfer table, and a transfer mechanism for transferring the liquid carrying tables and the pipettor is arranged on the transfer table; a curing table and an infrared spectrometer are arranged in the detection area, a control module is arranged on the base, and the infrared spectrometer and the heating film are electrically connected with the control module. According to the device, by arranging the turbulent flow blades, silicone rubber with different viscosities can be stirred.

The invention belongs to the field of functional materials, and discloses a high-mass-fraction magnetorheological fluid and a preparation method thereof. The magnetorheological fluid comprises the following components in percentage by mass: 40%-50% of spherical carbonyl iron powder of 1-10 [mu] m, 2%-4% of a composite thixotropic agent, 0.5%-1% of a surface modified molybdenum disulfide nanosheet anti-wear agent, 1%-2% of a surfactant, 0.1%-0.2% of a small molecular surface energy regulator, 0.5%-2% of an organic gelator and the balance of carrier fluid. The preparation method comprises the following steps: performing dry mechanical fusion on the magnetic particles, the thixotropic agent, the anti-wear agent and the surfactant under the protection of inert gas, and introducing the small molecule regulator before ball milling to form core-shell structure composite powder; and adding the powder into a preheated carrier liquid containing an organic gelator in batches, shearing and dispersing, cooling to trigger in-situ gelation, and finally, carrying out vacuum defoaming to obtain the product. Through cooperation of the components and the process, the settling resistance, redispersibility and wear resistance of the magnetorheological fluid are remarkably improved, and the problems that the magnetorheological fluid is prone to hardening and rapid in performance attenuation under high concentration are solved.

The present invention provides a method and apparatus for transferring at least one object from a donor substrate (30) to a target substrate (40), the donor substrate (30) having a thickness e z The carrier liquid forms a surface on which a film of the carrier liquid is deposited in the vertical direction Z, and the carrier liquid is transferred to the surface. x , D y , D z ), the transfer being ensured by local energy excitation of the liquid to form local cavitation bubbles at the object, D z / e z The method and the device are characterized in that the ratio is greater than 1, preferably greater than 1, preferably greater than 0.5.

This invention relates to the field of automation control technology, specifically to a method for manufacturing a cap film with built-in electrostatics, comprising the following steps: analyzing the dispersion state of conductive particles and carrier liquid, obtaining a filling ratio coefficient, analyzing the coating liquid extension path, obtaining a tension balance coefficient, adjusting the roller speed, obtaining a stable distribution spacing difference, analyzing the curved surface structure, obtaining a path node density value, analyzing the reflection line segment change, and obtaining a defect location detection record. In this invention, by dynamically identifying the dispersion state of conductive particles and the trend of carrier liquid tension changes, the particle filling ratio and tension distribution range are matched in real time. Based on the stable particle distribution spacing difference, the coating roller speed is adjusted in a timely manner. The path node density value is used to accurately fit the curved surface contour of the package. The center point of the defect location is located using the difference in reflection intensity, ensuring the uniformity of particle distribution and tension stability, preventing electrostatic adsorption imbalance caused by uneven distribution, and improving control accuracy.

A method for decontaminating fouled equipment including deposits includes (a) introducing a water-containing cleaning stream comprising a carrier fluid and a solvent into the equipment. In addition, the method includes (b) introducing a stream comprising nitrogen into the equipment after (a).

A chip 10 comprising a microfluidic space 12 accommodating a plurality of micro-entities in a substantially planar array and a dispense region 16 configured to provide a flow of carrier fluid non-parallel to an exit orifice 14, wherein the microfluidic space has the height of a single layer of micro-entities and contains a carrier fluid in which the micro-entities are manipulated using a force. The exit orifice 14 may be double or five times the height of the microfluidic space and may comprise a single gap, a series of gaps, a sieve or a semi-permeable membrane. The carrier fluid may be provided at less than 70, or 60-70 degrees to the orifice. The chip may comprise carrier fluid inlets 26, optionally symmetrically positioned either side of an outlet 24. A cavity in the dispense region may have a depth of 100-200 µm. The micro-entities may be a cell, part of a cell, a bead, an organelle, an organism, a liposome, a biosynthetic structure or a vesicle, and may be localised in a sequestration pen. One or more micro-entities may be encapsulated in at least a subset of the microdroplets 18. The force may be electrowetting, EWOD or oEWOD.

The invention discloses a composite magnetorheological fluid capable of providing a stable and wide second Newtonian region, which comprises anisotropic magnetic powder, the content of which is 0.05-5% of the total weight of the composite magnetorheological fluid; micron-scale isotropic magnetic powder, the content of which is in the range of 70-90% of the total weight of the composite magnetorheological fluid; the carrier liquid and the additive are added into the carrier liquid, and the content of the additive is the balance of the composite magnetorheological fluid.

The application discloses a preparation method of reinforced coating for heat-resistant cast iron parts produced by an evaporative pattern casting method, and relates to the technical field of functional coating.The application discloses a preparation method of reinforced coating for heat-resistant cast iron parts produced by an evaporative pattern casting method, and comprises the following steps: a suspension agent is immersed and treated with part of a carrier liquid to obtain suspension agent slurry; the suspension agent slurry, refractory aggregate, binder, additive and modifier are ball milled into a paste state, and the remaining carrier liquid is stirred to obtain the reinforced coating; the modifier is composed of KH550 modified nano silicon nitride and core-shell particles with a mass ratio of 7-8:2-3.The coating prepared by the application has air permeability and anti-adhesion sand performance; moreover, the coating layer has the characteristics of high-temperature strength and good thermal shock resistance, and is suitable for the production requirements of high-precision, large-size heat-resistant cast iron parts.

A system and method are provided for stimulating heterogeneous subterranean formations using a tailored particulate diverter (PD). In some embodiments, a wellbore completion string includes an inflow control device (ICD) positioned in a high-permeability zone and an additional completion section positioned in a lower-permeability zone. The ICD includes restrictive openings, such as nozzles or valves, configured to impose a predictable pressure drop to balance inflow during production. During stimulation, the tailored particulate diverter comprising degradable diverter particles suspended in a carrier fluid is pumped into the completion string. The diverter particles exhibit a multimodal particle size distribution with at least four distinct size modes selected to bridge and seal the restrictive openings of the ICD, diverting stimulation fluid into the lower-permeability zone. Following treatment, the diverter particles degrade under downhole conditions to restore flow through the restrictive openings, improving stimulation coverage and enhancing overall production and / or injection efficiency.

The utility model relates to a chromatographic column packing device and column chromatography equipment. The chromatographic column packing device comprises a connecting part, the bottom of the connecting part is magnetically connected to a chromatographic column, and the diameter of the cross section of the connecting part is consistent with that of the cross section of the chromatographic column; the bottom of the liquid carrying module is connected to the top of the connecting part, the diameter of the cross section of the liquid carrying module is consistent with that of the cross section of the connecting part, and the liquid carrying module can adjust the volume of the carried liquid. According to the scheme provided by the invention, the liquid required to be subjected to chromatography can be loaded in advance, excessive filling or insufficient filling of the liquid caused in a manual column filling process is avoided, and forward-inclined peaks or trailing peaks appearing in a map are reduced.

In some embodiments, the present disclosure relates to an injectable suspension containing radiopaque cross-linked hydrogel particles in a carrier fluid comprising one or more linear hydrophilic polymers. In some embodiments, the present disclosure relates to kits comprising a syringe preloaded with an injectable suspension containing radiopaque cross-linked hydrogel particles in a carrier fluid comprising one or more linear hydrophilic polymers. In some embodiments, the present disclosure relates to methods of treatment comprising injecting an injectable suspension containing radiopaque cross-linked hydrogel particles in a carrier fluid comprising one or more linear hydrophilic polymers into a subject.

The compositions described herein are useful in medical procedures, such as separating tissue layers, such as submucosal tissue layers, for resection. In some examples, the composition may include a pharmaceutically acceptable carrier fluid, and one or more biocompatible materials at least partially or fully dissolved or suspended in the pharmaceutically acceptable carrier fluid. The one or more biocompatible materials may be selected from the group consisting of polymers, phospholipids, nanoclays, or combinations thereof. Advantageously, the composition can be formulated as a solution, emulsion, gel or suspension that can be injected into tissue.

The present disclosure provides a method for determining a bacterial concentration in a sample, the method comprising the steps of: (a) introducing (i) a target droplet comprising the sample and (ii) a reference droplet comprising a control medium into an input region of a microfluidic device, the input region comprising a first input channel and a second input channel, wherein the target droplet is introduced into a carrier fluid in the first input channel and the reference droplet is introduced into the carrier fluid in the second input channel; (b) flowing the target and reference droplets from the input region into a synchronisation region to synchronise a pairing of the target and reference droplets; (c) flowing the target and reference droplets from the synchronisation region into a detection region to obtain a raw impedance signal for the pair of target and reference droplets; (d) calculating a calibrated impedance value by dividing a peak impedance value of the raw impedance signal corresponding to the target droplet with a peak impedance value of the raw impedance signal corresponding to the reference droplet; and (e) determining the bacterial concentration from the calibrated impedance value.

The application discloses a magneto-rheological mortar suitable for VTVL reusable rocket landing buffer energy absorption and a preparation method thereof; the magneto-rheological mortar material is mainly composed of silicone rubber, fillers, magnetizable particles and surface activators with a mass ratio of 100:100:20-100:1-5. The application adopts an elastic mortar with silicone rubber as a main component as a carrier liquid of the magneto-rheological material, and refers to the preparation process of the elastic mortar material and the magneto-rheological material to prepare a new type of magneto-rheological material, i.e., the magneto-rheological mortar, so that the magneto-rheological mortar has the characteristics of the elastic mortar and the magneto-rheological material, the sealing requirement is reduced, the active control performance is improved, the magneto-rheological mortar can be reused, and the magneto-rheological mortar becomes a new material suitable for VTVL reusable launch vehicle landing buffers.

A system and method for capturing and repurposing exhaust gases from pump engines during subterranean formation treatments, such as hydraulic fracturing. The system comprises a source of a clean carrier fluid, gas injectors, a source of a treatment fluid, and a high-pressure pump, with configurable kits (e.g., Dry Kits, Wet Kits, Blender Dry Kits, Blender Wet, Single Pump Kits). Captured exhaust gases, including CO2 and N2, are combined with a treatment fluid to produce energized or foamed treatment fluids, improving viscosity and proppant transport. The system achieves up to 99.99% emission capture, supports foam qualities from 1% to 70%, and reduces environmental impact, equipment requirements, and operational footprint. Adaptable for onshore and offshore use, the invention enhances hydraulic fracturing efficiency and minimizes pollution.

A permanent fluidic magnet device includes a carrier fluid, and a plurality of non-Brownian nanomagnets disposed within the carrier fluid in a three-dimensional (3D) oriented and ramified magnetic (ORM) network structure. The permanent fluidic magnet device can be utilized in a system for detecting biomechanical signals from a subject, for example, cardiac signals, acoustic signals, etc. The permanent fluidic magnet device can also be implemented in a liquid robot system where the permanent fluidic magnet device can be actuated by an external magnetic field.