143 results about "Selective control" patented technology

A downhole tool for forming a wellbore includes a plurality of jets configured to flow a main flow of a flow of drilling fluid out of the downhole tool along a main flow path. The downhole tool includes a plurality of main valves in fluid communication with the plurality of jets along the main flow path and being actuatable to control the main flow through the plurality of jets. The downhole tool further includes a control valve in fluid communication with the plurality of main valves along a control flow path and configured to direct the control flow selectively to the plurality of main valves to selectively actuate the plurality of main valves based on a selective mechanical input to the control valve. The downhole tool further includes a mechanical input mechanism for providing the selective mechanical input to the control valve.

A system for scalable two-dimensional surface code comprises four sub-lattices of qubits, each selectively controlled by a set of analog lines. Eight sets of analog lines selectively control eight sets of inter-qubit couplers. The qubits and couplers have response homogenization devices comprising control structures to apply analog signals and DACs to apply static bias to qubits and couplers. A second surface code layer compensates for defective qubits. A quantum processor and a method of moving data within a quantum processor are described. The quantum processor has quantum logic units with a plurality of physical qubits and couplers. The logic unit has a plurality of logical qubit blocks making up 2-local interaction registers. A shift register block with one or more logical qubit blocks and merge blocks connecting adjacent logical qubit blocks are provided. The shift register block is selectively communicatively coupled to 2-local interaction registers by a merge block.

A multi-mode control module for selectively controlling a flow of one or more fluids through a thermal management system is disclosed. The control module includes a fluid valve system in fluid communication with one or more fluid manifolds. The fluid valve system includes at least one fluid valve assembly disposed in a housing defining a plurality of flow paths. Each fluid valve assembly includes a plurality of flow control members in stacked relationship moveably disposed and selectively positionable within the housing to achieve various operating modes of the control module, and thereby, the thermal management system.

An eating utensil that prevents food from dropping during loss of fine motor control by way of a retractable cover is disclosed. The head of the eating utensil is operatively associated with the retractable cover so that the latter is movable relative to the former between an open configuration and a closed configuration preventing food from spilling from the head of the utensil regardless of the head's orientation. An actuated arm engages both the utensil head and an elastic membrane of the retractable cover to effectuate selective control between the open and closed configurations. The actuated arm is operatively associated with system circuitry and electronics housed in a handle of the eating utensil, whereby the user can control power to the retractable cover.

Embodiments of systems, methods, and compositions provided herein relate to assays for selectively controlling enzymatic reactions. Some embodiments relate to methods of inhibiting, reducing, or eliminating secondary DNA (such as mitochondrial DNA) sequencing reads from open chromatic sequencing, whole genome sequencing, or targeted sequencing.

A spool valve assembly operable for automatic control of oil flow includes: a housing; a spool valve configured to slide axially within the housing; a first inlet port on the housing configured to connect to a first oil passage, wherein the first oil passage is operable as an outlet of a first oil control valve; a second inlet port on the housing configured to connect to a second oil passage, wherein the second oil passage is operable as an outlet of a second oil control valve; a valve core outlet on the housing configured to connect to a third oil passage; and a return spring configured to return the spool valve to a rest position.

This invention relates to a catalyst system for the polymerization of polymers based on polyolefins, preferably polypropylene, the catalyst system comprising: one or more Ziegler-Natta main catalyst compositions; one or more internal donors; one or more cocatalysts, preferably aluminum-containing cocatalysts; and one or more external donors comprising a mixture of: one or more selectivity control agents (SCA); and one or more activity limiting agents (ALA); wherein the activity limiting agent (ALA) is a compound according to formula (I), wherein R 1 and R 2 Independently selected from linear or branched chains of alkyl, alkenyl, aryl, aralkyl, cycloalkyl, alkoxycarbonyl, and alkylaryl groups having 1-15 carbon atoms, whether substituted or unsubstituted; wherein R 3 It is a linear or branched chain of alkyl, alkenyl, aryl, aralkyl, cycloalkyl, alkoxycarbonyl, or alkylaryl groups having 1-10 carbon atoms, substituted or unsubstituted, or R 3 By -O-R 4 -O- or -O-R 4 - indicates that R 4 Selected from linear or branched chains of alkyl, alkenyl, aryl, aralkyl, cycloalkyl, alkoxycarbonyl, and alkylaryl groups having 1-10 carbon atoms, whether substituted or unsubstituted. Formula (I)

The present invention relates to a method and system for controlling the temperature of an indoor space. The space may be provided with a conventional heating system and a heater matrix comprising a plurality of heater pixels embedded in surfaces contained within the space. Each heater pixel comprises a resistance heater element. The conventional heating system is used to maintain a base temperature in the space, which is lower than a comfortable room temperature. The operation of the heater matrix is ​​selectively controlled to create one or more areas within the space that have a microclimate with a comfortable temperature higher than the base temperature.

An excavator coupler (10) comprising a housing with a top part (12) for attachment to an excavator arm of an excavator, and a bottom part (14) for attachment to an accessory for the excavator, such as an excavator bucket, the bottom part comprising a front jaw (22) open to a front of the coupler for receiving a first attachment pin (122) of an accessory and a rear pin receiving area (26) open to a bottom of the coupler for receiving a second attachment pin (134) of the accessory, the coupler further comprising a first closure mechanism (30) for the rear pin receiving area, the first closure mechanism comprising an actuator (40) and a movable second pin engaging surface for selectively securing the second attachment pin (134) in the rear pin receiving area (26) and for pulling the first attachment pin (122) into the front jaw (22) of the coupler (10), a second closure member (74) for the front jaw (22) for selectively retaining the front attachment pin (122) in the front jaw (22), and a front latch control component for selectively controlling the second closure member (74) between an open state and a closed state wherein the actuator (40) comprises a release member (86) for selectively engaging a release arm (152) on the front latch control component to activate or deactivate the front latch control component.

The invention relates to a lighting system (1) for a motor vehicle, comprising a light module (2) having selectively controllable light sources (21i,j) to emit a pixelated light beam (HD); a controller (23) arranged to periodically and selectively control each of the light sources according to an instruction to emit a given lighting function by means of a control signal (PWMi,j) determining the light intensity to be emitted by said light source; characterized in that the controller is arranged to periodically control a critical source (21i',j') alternately by means of a first control signal (S1) determining a first light intensity and a second control signal (S2) determining a second light intensity distinct from the first light intensity. Figure to be published with the abbreviation: Fig. 1

This invention relates to a biomass char composite electrocatalyst supported on nickel-cobalt sulfides, its preparation, and its application. The preparation method includes: subjecting biomass material to high-temperature carbonization to obtain a biomass char substrate with a porous structure; immersing the biomass char substrate in a solution containing nickel and cobalt salts, and obtaining biomass char supported on nickel-cobalt oxides through a hydrothermal reaction; placing the biomass char supported on nickel-cobalt oxides in a solution containing a sulfur source, and obtaining the biomass char composite electrocatalyst supported on nickel-cobalt sulfides through a hydrothermal reaction. The biomass char composite electrocatalyst supported on nickel-cobalt sulfides of this invention can be applied in biomass electrocatalytic oxidation reactions, achieving selective control of the biomass oxidation reaction and oxygen evolution reaction through an external magnetic field, thereby improving the efficiency of high-value conversion of biomass. The magnetic field control method of this invention has advantages such as non-contact control, simple system, and strong applicability, and has good application prospects.

A reactor, system, and method of converting methane non-oxidatively. A thermal catalytic reactor has a non-oxidative methane coupling (NMC) catalyst disposed on a first surface of a substrate. The NMC catalyst endothermically converts methane in a reaction zone on the catalyst side of the reactor to a product mixture. The reaction zone is heated by thermal conduction. The spatial temperature profile has a sharp increase and decrease that leads to selective control of the surface methane activation and gas phase reaction propagation. The reactor also has an inlet for introducing methane gas for contacting the NMC catalyst and an outlet for removing the product mixture. The heat source may generate the process heat chemically or electrically. Temperature profiles are controlled by zoning the combustion catalyst location or conductive heating element in the reactor.

The utility model discloses an all-in-one computer and a control circuit thereof, the all-in-one computer comprises a control unit, the control unit comprises a switching module, a central processing unit and a connecting module, the switching module is electrically connected with the central processing unit, and the connecting module is electrically connected with the central processing unit. The connecting module comprises a first connecting unit and a second connecting unit which are respectively connected with the switching module, the first connecting unit is provided with a first port, and the second connecting unit is provided with a second port. According to the all-in-one machine, the corresponding switching module is arranged, so that the signal of the second port can be conveniently switched to the central processing unit or the first connecting unit, and the operation interface of the all-in-one machine or external equipment such as a mobile phone and a tablet computer can be selectively controlled by a keyboard, a mouse and the like.

Disclosed is a wavelength selection module for a metrology apparatus. The wavelength selection module comprises one or more filter elements being operable to receive an input radiation beam comprising multiple wavelengths to provide selective control of a wavelength characteristic of a corresponding output radiation beam. At least one of said one or more filter elements comprises at least two linear variable filters.

This invention discloses a dual-band common-aperture conformal transflective array antenna with a high frequency division ratio, belonging to the field of emergency communication. It comprises, from top to bottom, a common-aperture, coplanar integrated dielectric substrate, three shared frequency selective surfaces, and a reflection-transmission coordinated control layer. Each of the three shared frequency selective surfaces includes a central cascaded frequency selective surface and surrounding extended frequency selective surfaces. The reflection-transmission coordinated control layer includes a double-opening ring located at the bottom of the central cascaded frequency selective surface, with its diameter limited by the period of the central cascaded frequency selective surface, and surrounding extended frequency selective control surfaces. Using this dual-band common-aperture conformal transflective array antenna with a high frequency division ratio, independent amplitude and phase control of the two frequency bands at 35GHz and 140GHz, with a 4:1 frequency division ratio, is achieved without mutual interference.

The invention discloses reactive ion etching equipment and an etching method for processing a semiconductor device, and relates to the technical field of semiconductor etching, and the reactive ion etching equipment comprises a reaction cavity which is provided with an upper gas distribution area and a lower sample placement area; wherein at least a first chamber and a second chamber are formed in the reaction chamber, the first chamber and the second chamber cover part of the wafer, and airflow control units are arranged in the first chamber and the second chamber; etching gas passes through the plasma from top to bottom and forms a sheath layer above the sample stage, so that ions generated by the plasma pass through the sheath layer and then are incident towards the surface of the wafer. Through the combination of structural partition, movable recovery and variable gas supply, sample table cooperation and closed-loop sequential control, the etching stability in a continuous mode is kept, the influence of by-product accumulation on the etching precision in a pulse mode is reduced, and the repeatability, the selective control capability and the device yield of pulse etching are improved.

The invention relates to the field of vehicle transmission systems, and discloses a power gear shifting mechanism, a transmission system and an operation machine.The power gear shifting mechanism comprises a first transmission shaft (S1), a second transmission shaft (S2) and a third transmission shaft (S3) which are coaxially arranged, and a first wet clutch (C1) is connected between the first transmission shaft and the second transmission shaft; the third transmission shaft is connected with a second wet clutch (C2), and a third gear and a fourth gear which are located on the driving side and the driven side of the second wet clutch are constantly meshed with a first gear and a second gear which are located on the driving side and the driven side of the first wet clutch. The first wet clutch (C1) and the second wet clutch (C2) are selectively controlled to enable one of the first wet clutch (C1) and the second wet clutch (C2) to be engaged and the other of the first wet clutch (C1) and the second wet clutch (C2) to be disengaged so that the second transmission shaft can be directly or indirectly in transmission engagement with the first transmission shaft, and therefore power shifting of a plurality of speed changing sections is achieved through a relatively simple structure.

A catalyst system for the polymerization of a mixture comprising olefins includes a selectivity control agent comprising at least one silicon-containing compound containing at least one C1-C10 alkoxy group bonded to a silicon atom and an amount of one or more reagent compounds. The reagent compound comprises a C2-C13 monocarboxylic ester or polycarboxylic ester of aliphatic C2-C7 carboxylic acid and an inert substituted derivative of the C2-C13 monocarboxylic ester or polycarboxylic ester. One or more polymerization catalysts may also be present. A polymerization process includes contacting an olefin or a mixture of an olefin and one or more copolymerizable comonomers with a catalyst composition under polymerization conditions.

The invention relates to a light module (1, 10) for a motor vehicle signaling device, comprising a plurality of selectively controllable light sources (2); each light source comprising an elementary light generator (21) and a photoluminescent element (22) covering the elementary light generator and capable of absorbing light rays emitted by this generator and emitting, in response, light rays of different wavelengths, characterized in that each light source comprises a plurality of walls (24) made of a white material, each wall in contact with a lateral surface of the photoluminescent element, and the plurality of walls defining an enclosure surrounding the photoluminescent element of this light source. Figure to be published with the abstract: Fig. 1

The invention relates to the field of vehicle automatic driving, in particular to a lane changing control method for controlling a vehicle to enter a ramp (L2) from a main road (L1), which comprises the following steps: responding to the vehicle entering a lane changing area (KA) preset for a diversion area (R) between the main road (L1) and the ramp (L2), and according to the lane changing urgency degree of the vehicle, determining the lane changing urgency degree of the vehicle; according to the invention, the vehicle is selectively controlled to perform a lane change at an increased lateral speed and to avoid the diversion zone (R), the lane change zone (KA) containing a predetermined ramp diverting point (KP), and the degree of lane change urgency of the vehicle is determined at least on the basis of the curvature of the ramp (L2) to be entered. Therefore, the vehicle can still smoothly complete the automatic lane changing operation from the trunk road to the ramp especially under the conditions that the lane changing initiation time is late and the ramp curvature is large.

The utility model discloses an adjustable ventilation structure for a livestock and poultry house, and relates to the field of livestock breeding facilities. The ventilation fan comprises the main body and the ventilation mechanism, the ventilation mechanism comprises the motor, the rotating rod, the sleeve rod and the motor are arranged, the motor serves as a power source, rotating power is transmitted to the sleeve rod through the rotating rod, automatic opening and closing of the ventilation fan are achieved, the ventilation efficiency is improved, and the labor intensity of manual operation is relieved; the ventilation management of the livestock and poultry house is more convenient, the stability and accuracy in the transmission process are ensured through connection between a rotating rod and a sleeve rod, the situation that steel wire ropes are unstable in connection and prone to breakage due to long-time use is effectively avoided, an inserting rod is connected with the sleeve rod and a connecting rod through an inserting groove, selective control over the ventilation fan is achieved, and the ventilation effect is improved. The flexibility and adjustability of the ventilation structure are improved, the fastening nuts ensure that the inserting rods are stably connected in the inserting grooves, and the stability and safety of the ventilation structure are improved.

The invention relates to a light module (1) for a motor vehicle signalling device, comprising a plurality of selectively controllable light sources (2); each light source comprising an elementary light generator and a photoluminescent element that covers the elementary light generator and is capable of absorbing light rays emitted by this generator and of emitting, in response, light rays of different wavelengths, characterized in that each light source comprises a plurality of walls made of a reflective material, each wall coming into contact with a lateral surface of the photoluminescent element and the plurality of walls defining an enclosure that encloses the photoluminescent element of this light source.

A method for selectively controlling movement of a contact lens within a blister package having a cavity, the method comprising the steps of: storing an electric charge at a predetermined location within the cavity, securing the contact lens in the blister package at the location having the electric charge, and, after securing the contact lens, injecting a lens hydration solution into the cavity to hydrate the lens.A method for selectively controlling movement of a contact lens within a blister package having a cavity, the method comprising the steps of depositing droplets of a first lens hydration solution into the cavity, securing the contact lens in the blister package using the droplets, and, after securing the contact lens, injecting a second lens hydration solution into the cavity to hydrate the lens.

An aerial vehicle includes a wing body, a first wingtip, a second wingtip, a first edge, and a second edge. The aerial vehicle includes a pair of coaxial rotors configured to rotate in opposite rotational directions about a vehicle axis and a drive assembly configured to rotate the coaxial rotors. A controller is configured to selectively control thrust produced by the coaxial rotors. Selective control of the thrust produced by the coaxial rotors induces a pitch motion of the aerial vehicle to transition between a horizontal flight state and a vertical flight state. In the horizontal flight state, a collective thrust from the coaxial rotors is directed forward. In the vertical flight state, the collective thrust from the coaxial rotors is directed upward.

The present invention describes a device for analyzing liquid samples that includes a rotating base with different sections, each holding a plurality of capillaries. The liquid sample is introduced into these capillaries for analysis. Each section of the rotating base moves independently, allowing for selective control of its rotation. Another feature of the invention is an injection element, which moves vertically and horizontally via a motor and actuator, enabling it to be positioned in each of the different sections of the rotating base.The device for liquid sample analysis allows the preparation, placement of the liquid sample, application of the reagent and the performance of the analysis by means of the light emitter and receiver that are in the device and that are connected to an external processor, so the process is carried out at the same point without the need to move the sample to other positions of the device.

The application belongs to the technical field of organic synthesis and specifically relates to a preparation process of high-efficiency taurine. The process specifically comprises the following steps: S1, raw material solution preparation and mother liquor threshold reuse; S2, construction of an aminolysis selective chemical environment; S3, aminolysis reaction; S4, deamination and clarification filtration; S5, segmented acidification-crystallization coupling; S6, crystal throwing and controlled cooling crystallization; S7, solid-liquid separation, washing and drying; and S8, mother liquor threshold detection and closed-loop reuse. The application constructs an aminolysis selective control, acidification-crystallization purification and mother liquor threshold reuse synergistic closed-loop process, stably controls a reaction system, dynamically determines an end point, and inhibits by-product generation from the source; segmented acidification and temperature-controlled crystallization are adopted to improve the purity of crystals and the first-time pharmaceutical-grade qualified rate; and the mother liquor is recycled according to a multi-index threshold access, thereby blocking impurity accumulation.

The present Invention relates to a newly designed product, i.e. substance (B+C) that combines two different mechanisms of action that allow the control of aldosterone synthesis and secretion without compromising the metabolism of cortisol (corticosterone In rats) in the.tone glomerulosa of the adrenal gland. The innovative design of the described molecule enables ths individual use of substance (B+C) in the treatment of diseases such as hyper and hypo aldosteronism, Conn's syndrome and cytokine storm caused by Covid infection or as co-therapy with corticosteroids in the treatment of a whole range of immunological diseases. The innovative design of Substance (8+C) has an additional practical and economic advantage because the patient receives both components of substance (B+C) simultaneously with just one application, regardless of the medicine formulation. This not only simplifies the medicine synthesis, dosing and clinical research, but also the application of the medicine in clinical practice. For successful and selective control of aldosterone synthesis, which in nature also means selective control of blood pressure, it was necessary to combine the two substances described in order to ensure action in patients with elevated and / or towered blood pressure with one application of Substance (B+C). This feature of Substance (B+C) is important, especially in the treatment of patients with permanently impaired aldosterone synthesis, such as Conn's disease and similar autoimmune diseases, or in combmatton with corticosteroids where prolonged or repeated corticosteroid therapy is indicated. Finally, this invention is extremely important because It enables the safe treatment of a large group of patients with hypertension who also have secondary diseases of the immune system, various inflammations or viral Infections such as Covid where corticosteroid therapy is indicated, but difficult to implement in practice due to the negative effect of corticosteroids on blood pressure.

The invention belongs to the technical field of automobile seats, and discloses a physical therapy seat and a control method thereof.The seat comprises a cushion framework, a backrest framework, a waist support assembly, a ventilation assembly, a foaming part, a massage assembly, a heating assembly, a mask and a control system; the control system is configured to selectively control the massage assembly and the heating assembly so as to realize various preset working modes of the seat, and the various preset working modes comprise a physiotherapy mode, a massage mode and a heating mode. Finger pressing therapy, soft pressing therapy and knocking pressing therapy are achieved through the finger pressing air bags and the kneading air bags, thermal therapy is conducted on a passenger through infrared rays emitted by the heating assembly, the passenger has a brand-new massage body feeling, and the problem that the seat riding comfort experience feeling is weak is solved; by selectively controlling the massage assembly and the heating assembly, the physical therapy mode, the massage mode and the heating mode of the seat are achieved, and compared with an existing massage seat, the massage seat can better meet the requirements of different people in the market.

The application discloses a kind of nanocomposite desulfurization and decarburization solvent and preparation method thereof, belong to natural gas desulfurization and decarburization technical field, including the following components: alcohol amine solvent 20wt%~65wt%, accelerator 5 wt%~40wt%, activating agent 5 wt%~20wt%, nanoscale oxide 0.1 wt%~1.5wt%, antifoaming agent 0.001 wt%~1wt%, corrosion inhibitor 0.0005 wt%~1wt% and the rest is water, total 100 wt%.The application has obvious applicability, avoids excessive removal of carbon dioxide, has obvious selective control advantage, through chemical absorption, physical absorption, nanoscale oxide mass transfer strengthening etc. Synergistic effect, can realize to meet the quality requirements of a kind of natural gas, while reasonably retaining carbon dioxide volume concentration in 2% (mol) ~3% (mol) range, can be popularized and applied to other industries similar gas desulfurization and decarburization.