39results about How to "Good response" patented technology

A method and apparatus for providing sanitized water in a cabinet and spigot type bottled water dispenser features an ozone generating system to generate ozone for sanitizing the water. Ozone is generated and collected within an ozone generator housing. A blower transmits air to the ozone generator housing. The air carries the ozone that is generated through a flow line to an air diffuser that is positioned upstream of the spigot (or spigots) used to dispense water. In one embodiment, a valve that is activated on the spigot to dispense water also activates the blower and ozone generator. In other embodiments, a flow sensor activates the ozone generator and blower. Various spigot and flow sensor arrangements are disclosed as a part of the overall apparatus and method.

An air fuel ratio control apparatus for an internal combustion engine can achieve control behavior with good stability and response that is appropriate for a delay in an oxygen storage operation of a catalyst, and can always keep the state of purification of the catalyst adequately. The apparatus includes an upstream oxygen sensor (13), a downstream oxygen sensor (15), a first air fuel ratio feedback control section (130) that adjusts an amount of fuel to be supplied so as to make an air fuel ratio in an upstream exhaust gas and an upstream target air fuel ratio (AFobj) coincide with each other, and a second air fuel ratio feedback control section (150) that operates the upstream target air fuel ratio (AFobj) in accordance with an air fuel ratio deviation between an air fuel ratio detected by the downstream oxygen sensor (15) and a downstream target air fuel ratio so as to make the detected air fuel ratio of said downstream oxygen sensor (15) and the downstream target air fuel ratio coincide with each other. The second air fuel ratio feedback control section (150) sets an integral gain of integral calculation to be larger in accordance with an increasing flow rate of the exhaust gas, and also sets a proportional gain of proportional calculation so as not to be changed with respect to a change in the flow rate of the exhaust gas.

A vehicle brake system, including: a brake operation member to be operated by a driver of a vehicle; a hydraulic brake device provided for one of a front wheel and a rear wheel and configured to generate a hydraulic braking force in accordance with an operation of the brake operation member, the hydraulic braking force depending on a pressure of a working fluid; and an electric brake device provided for the other of the front wheel and the rear wheel and configured to generate an electric braking force in accordance with the operation of the brake operation member, the electric braking force depending on a motion of an electric motor.

The invention discloses a dual-fluorescence functional polymer nanometer microsphere with pH response and application thereof in tumor tissue detection and belongs to the technical field of high polymer materials. The method comprises the following steps: firstly synthesizing an emulsion microsphere of a composite fluorescence molecule A, introducing a polymer with a pH response function into a shell layer of the microsphere by adopting a seed emulsion polymerization method, and thus preparing the emulsion microsphere with a core-shell structure; further compounding a fluorescence molecule B into the shell layer of the microsphere, and thus obtaining the dual-fluorescence-emission functional polymer nanometer microsphere with pH response. The microsphere presents different fluorescence intensity and fluorescence color under different pH value conditions from acidity to alkalinity. The microsphere is applied to tissue detection based on the pH response function of the nanometer microsphere fluorescent property, the microsphere presents violet fluorescence in the normal tissue (pH about 7.4), the microsphere presents pink fluorescence in the tumor tissue (pH of less than 6.5), and the microsphere can be used for preparing a fluorescent material and has wide application prospects in the fields of tumor cell and tissue detection, drug sustained release and the like.

In a control apparatus for and a control method of controlling a variable valve mechanism in a hybrid vehicle, just before an engine is stopped in response to an automatic stop request, an intake valve closing timing is controlled to be set to a second closing timing near the bottom dead center to stabilize an engine stop position; when the engine is stopped, the intake valve closing timing is retarded from the second closing timing to a first closing timing that is suitable for engine start; the engine is started with the closing timing being set to the first closing timing, and the intake valve closing timing is changed towards the retard angle side beyond closing timing against rev-up of the engine just after completion of engine start, so that the rev-up can be suppressed with good response while controlling the intake valve closing timing as required for starting the engine.

An object of the present invention is to provide a fluid mixing system able to control the flow rates of different lines of fluid to mix them in any ratio, able to control the flow rate of even a pulsating fluid without problem, compact in configuration and able to be installed in a narrow space, and enabling easy pipe laying and pipe connection at the time of installation.In the system of the present invention, its feed lines 1, 2 are provided with fluid control valves 4, 10 changing the opening area of the channels to control the flow rates of the fluids, flow rate measuring devices 3, 9 measuring the actual flow rates of the fluids and converting the measured values of the actual flow rates to electrical signals for output, and control units 5, 11 outputting command signals for controlling the opening areas of the fluid control valve to the fluid control valves or equipment operating the fluid control valves based on the error between the measured values of the actual flow rate and the flow rate setting. In the system of the present invention, for example, to obtain a washing solution for semiconductor production, hydrofluoric acid or hydrochloric acid is mixed with pure water by a ratio of 1 part to 10 to 200 parts.

The invention discloses a preparation method of precipitated barium sulfate; a piece of nano-filter cloth is added in the traditional preparation method for filtering to obtain refined solution; chemical combination, separation, acid adjustment, drying and evaporation are carried out; barium sulfate, the main component of the product, is raised from 98% to 98.6-99%, the grain diameter of the finished product reaches 900-1,000 meshes, the Na2S, the iron content of which drops below 30ppm, can meet the standard of the first-class product of low-iron sodium sulphide, the coal consumption per ton product is reduced from 3t coal per t sodium sulphide to 1.2t coal per t sodium sulphide; furthermore, the preparation method can save scouring water by 34% and electricity by 11%, improve the quality of the product and lower cost and is beneficial for energy saving and environment protection.

In a non-EGR region that is a light load operating region, an EGR control valve (21) is opened at a predetermined infinitesimal opening degree M that corresponds to such infinitesimal EGR ratio as not to affect an ignition timing. With this control, since an EGR passage (20) is basically in a state in which the EGR passage (20) is filled with EGR gas, when an operating condition is changed from the non-EGR region to an EGR region and the EGR control valve (21) is opened so as to gain a target EGR ratio, a desired quantity of the EGR gas is introduced into an intake passage (2) substantially at the same time as the opening of the EGR control valve (21). An actual EGR ratio can thus follow the target EGR ratio with a good response.

The present invention provides an electric brake system in which an actual control variable in the electric brake when overshooting is generated is determined, and the target value is set to a maximum value of the actual control variable in the electric brake when overshooting is generated. Therefore, the target value and the actual control variable will be in agreement with each other before hunting to be generated after overshooting starts. Accordingly, the output of the electric brake is gradually stabilizing at the target value without an oscillation phenomenon as in a related art.

The invention relates to a lithium ion battery model parameter identification method based on continuous impulse response. The method comprises the following steps: S1, obtaining an SOC-OCV curve of alithium ion battery; applying continuous current pulses to the lithium ion battery cell to obtain ohmic impedance R0; s2, based on the second-order RC equivalent circuit model of the battery, establishing an equation set about parameters of the second-order RC equivalent circuit model of the battery, and solving an analytical solution as an initial value of the to-be-identified parameters; s3, separating out polarization voltage outside ohmic polarization of the battery; and S4, identifying a polarization resistor Rp1, a polarization resistor Rp2, a polarization capacitor Cp1 and a polarization capacitor Cp2 of the second-order RC equivalent circuit model of the lithium ion battery by using a least square method. According to the method, the second-order RC equivalent circuit model is used, the model is simple, the data size required for parameter identification is small, high identification precision can be guaranteed, the use requirement is met, and the response effect of fitting continuous current pulse excitation is good.

The invention provides a flexible mechanical arm and a control method thereof. The flexible mechanical arm comprises a top end fixing device, a mechanical arm body, a base and a control device. The mechanical arm body is fastened between the top end fixing device and the base through a plurality of traction wires 6. The control device enables the mechanical arm body to complete preset deformation through the traction wires. By means of a hollow latex casing pipe, on the premise of keeping the structural characteristic of the flexible mechanical arm meeting the requirement of a medical mechanical arm, the higher deformability and the good recovery property are achieved, and more surgery requirements can be met. In addition, a sensor or other components can be mounted in the hollow latex casing pipe. The defect that a traditional flexible mechanical arm is solid is overcome, and large space is provided for the subsequent improvement.

An object of the present invention is to provide a fluid mixing system able to mix the fluids of different lines by any ratio and control the flow rates of even pulsating fluids, able to control the flow rate of even a pulsating fluid, compact in configuration and able to be installed in a narrow space, and enabling easy pipe laying and pipe connection at the time of installation.In the system of the present invention, the feed lines 1, 2 are provided with fluid control valves 4, 10 controlling pressures of fluids by pressure operations of control fluids, flow rate measuring devices 3, 9 measuring actual flow rates of the fluids, converting the measured values of the actual flow rates to electrical signals, and outputting the same, and control units 5, 11 outputting command signals for controlling the opening areas of the fluid control valves to the fluid control valves or equipment operating the fluid control valves based on the errors between the measured values of the actual flow rates and flow rate settings. In the system of the present invention, for example, to obtain a washing solution for semiconductor production, hydrofluoric acid or hydrochloric acid is mixed with pure water by a ratio of 1 part to 10 to 200 parts.

The invention belongs to the field of aviation application, and relates to a helicopter torsional vibration stimulating test method based on a FADEC control system. The helicopter torsional vibrationstimulating test method selects the stimulating mode, designs the stimulating system, and gives out the stimulating method. An effective stimulating implementation means is provided for a helicopter torsional vibration test, so that the helicopter torsional vibration system generates an appropriate structural dynamics response, test analysis data for determining the helicopter torsional vibrationsystem frequency and evaluating the coupling stability of the torsional vibration system and the FADEC control system are provided for engineers, and accordingly the problem that the stimulating modeof the torsional vibration test is simplex in the development of helicopter versions in China is solved. The helicopter torsional vibration stimulating test method firstly proposes the torsional vibration test stimulating system based on the FADEC engine control system, and the stimulating system is completely different from a traditional stimulating mode through the propeller pitch. The helicopter torsional vibration stimulating test method adds a stimulating signal into a helicopter system through the FADEC engine control system and stimulates a helicopter to respond by treating a power turbine rotation speed signal as the stimulating signal.

The invention discloses the discovery that a pharmaceutical composition containing complex carbohydrates with or without natural or synthetic essential oils can work effectively as a topical, oral or mucosal pharmaceutical composition. Such pharmaceutical compositions reduce inflammation, assist in wound healing, protect against bruising, relieve itching, relieve pain and swelling and treat topical bacterial infections such as acne and decubitus ulcers and prevent and treat numerous other conditions and diseases. Such pharmaceutical compositions can be administered to mammals including humans. Also included in this invention are methods to deliver topically applied macromolecules into the tissue of mammals and methods of blocking the adhesion, metastatic and coronary cascades.

The invention relates to a data communication method and system based on OPC UA, and the method comprises the steps that a configuration client responds to a configuration updating instruction in a visual interface, and transmits updated client configuration information to a configuration server; the configuration server generates OPC UA configuration information and acquisition service configuration information according to the updated client configuration information; the configuration server sends OPC UA configuration information to the OPC UA server, sends the acquisition service configuration information to an acquisition server; the OPC UA server generates an OPC UA information model according to the OPC UA configuration information; the acquisition server performs data acquisition according to the acquisition service configuration information to obtain acquisition data, sends the acquired data to an OPC UA server; and the configuration client can access the acquired data in a unified manner through the OPC UA server.

The invention relates to an additive flame retardant agent, in particular to an eight bromine diphenyl ethane and a synthesis method thereof, which is used for the engineering plastic field. The additive flame retardant agent uses an organic solvent to dissolute raw materials and products, adopts iron powder and ferric sesquibromide as a catalyst, and has short reaction time and good reaction effect; a solvent is recovered by concentration and distillation during the period of crystallization, and the organic solvent loss is greatly decreased. The additive flame agent is low in raw material cost and simple in operation method; the prepared product of 8 bromine diphenyl ethane is whitish and exists in form of solid with bromine content being 78 to 80 percent and melting point being between 150 to 180 DEG C, is easy in storage and transportation and low in melting point, exists in form of melting during the using and processing process, has good compatibility with plastic and good dispersing effect, and does not change the strength of the added plastic.

The invention discloses a device for removing SO3 in coal-fired boiler flue gas by using white mud and red mud. The device comprises a crusher, wherein the material outlet of the crusher is fixedly connected with an elevator, the material outlet in the top end of the elevator is fixedly connected with the material inlet of a material bin through a pipeline I, the material outlet in the bottom endof the material bin is fixedly connected with the material inlet of a spiral feeder through a pipeline II, the material outlet of the spiral feeder is fixedly connected with the material inlet of a ball mill through a pipeline III, the material outlet of the ball mill is fixedly connected with the material inlet of a grading machine through a pipeline IV, the bottom end of the grading machine is fixedly connected with the material inlet of a spiral returning machine through a pipeline V, and the material outlet of the spiral returning machine is fixedly connected with the material inlet of theball mill through a pipeline VI. According to the invention, the device is scientific and reasonable in structure, cam prepare superfine powder from white mud and red mud, can make white mud fine powder and red mud fine powder fully react with SO3 in flue gas, has good removal effect on SO3 in flue gas, can turn waste white mud and red mud into wealth, substantially reduce the flue gas SO3 removal cost of a coal-fired boiler, and is suitable for application and popularization.

A multi-valve fuel injection system comprising an electronic unit pump for outputting high pressure fuel; a low pressure fuel pipe for inputting fuel into the plunger cavity of the electronic unit pump; a fuel supply cam for propelling the movement of the plunger of the electronic unit pump to produce high pressure fuel; at least two electronically controlled fuel injectors for injecting fuel; high pressure fuel injection pipe connecting the electronic unit pump and the electronically controlled fuel injectors for transporting the high pressure fuel outputted form the electronic unit pump to the electronically controlled fuel injectors, respectively, for controlling the electronic unit pump and the opening and closing of solenoid valves in the fuel injectors. The fuel injection system can achieve large range fuel injection and high circulating response. Also disclosed is a fuel injection method for the multi-valve fuel injection system.

The invention discloses a thiazine derivative as shown in a formula (I) and a synthetic method thereof. The thiazine derivative as shown in the formula (I) is synthesized from a sulfamide substituted eneyne ester compound in the presence of a catalyst. The preparation method disclosed by the invention has the advantages of simple and easily available raw materials, simple post-treatment, no metal catalysts, good yield, environmental-friendly effect and the like.

The invention discloses a catheter fixing sticker. The sticker is characterized by comprising a flannel layer, the flannel layer is provided with a cushion, the cushion is provided with a fixing layer, the fixing layer comprises a winding belt on the left side, a middle catheter placing groove and a broad belt on the right side, and the broad belt is provided with a square hole; the flannel layeris made of a non-woven fabric; and the fixing layer is made of an insulating material. Both the winding belt and the broad belt are provided with glue; the area of the cushion area is smaller than thearea of the flannel layer; and the back of the flannel layer is provided with glue. The sticker has a simple structure and a good reaction effect in clinical use, effectively solves the problem of loosing and catheter detachment in the catheter fixing in the prior art, and can effectively avoid the problem of the catheter squeezing through the middle catheter placing groove.

The invention discloses a preparation method of tetrahydroionone. The preparation method includes: putting ionone and Raney nickel catalyst into a high-pressure reaction kettle, adding solvent and stabilizer, feeding hydrogen, controlling hydrogen pressure in the high-pressure reaction kettle and reaction temperature of materials for pressure-maintaining heat-holding reaction under reaction conditions, constantly performing sampling and analysis, and adjusting reaction conditions of subsequent reaction according to content change of raw material ionone and intermediate product dihydroionone; when dihydroionone content in the high-pressure reaction kettle is less than or equal to 2%, stopping adding hydrogen into the high-pressure reaction kettle and stopping heating the materials, using nitrogen to replace hydrogen in the high-pressure reaction kettle, and stopping reaction; after the materials are cooled, settling, filtering, and discharging to obtain tetrahydroionone. The method cansolve the problem that hydrogenation reaction is high in reaction temperature and hydrogen pressure, is environment-friendly, low in energy consumption and safe and has the advantages of high yield and high product purity.

The invention discloses a transient electromagnetic method for detecting land Japanese abandoned chemical weapons. The method comprises the steps that a known and precisely positioned point without any obstructions and signal interference in the surrounding is selected, and a base station and a moving station are erected at the point; the moving station and the base station are connected and synchronized; a standard point is selected for coordinate correction; after the coordinate correction is completed, setting-out is carried out; a detection coordinate system is established; the base station is fixed; relative coordinates are input; the coordinate axis value and the positive direction are determined according to a detection scheme; a transient electromagnetic instrument is used for detecting in a detection area; the position of a measuring line and the distance between measure points are determined according to the detection scheme; the measurement network of the whole area is drawn; the position of each measure point is marked, and successive measurement is carried out until the measurement of the whole detection area is completed; a multi-channel map is drawn based on the detection data of the whole area; and according to the measured data, a full map of the apparent resistivity of the detection area is drawn to determine an abnormal area.

A controller of a power converter and related method pre-determine a range of suitable compensators across an end user's design space and permit the end user to configure the compensator such that the most suitable compensator is selected.

The invention discloses a plastic sealing strip easy to degrade and differentiate. The plastic sealing strip is prepared from the following components in parts by weight: 25 to 38 parts of polyethylene, 15 to 30 parts of borax, 15 to 32 parts of urea, 5 to 12 parts of glycerin, 16 to 28 parts of plant fiber, 16 to 30 parts of modified starch, 25 to 52 parts of ethanol aqueous solution, 14 to 26 parts of dialdehyde starch, 15 to 25 parts of polyvinyl alcohol, 11 to 20 parts of chitosan, 10 to 24 parts of sodium carboxymethyl cellulose, 9 to 28 parts of acetic anhydride, 10 to 22 parts of sorbitol ester, 5 to 18 parts of formamide, 6 to 12 parts of cross-linking agent, and a little liquid paraffin. The modified starch prepared by polyvinyl alcohol as a cross-linking agent has good reaction effect and high mechanical properties; under a high-pressure condition, the synergistic effect of the modified starch after emulsification and the plant fiber improves the degradability of modified polyethylene; and the synergistic effect of polyvinyl alcohol, chitosan and modified polyethylene improves the degradability and water resistance of polyethylene plastic.

The invention relates to the technical field of sewage treatment, and particularly relates to a sewage purification device. The device comprises a device body, a purification chamber is arranged in the device body, a through hole is dug in the top of the purification chamber, a telescopic arm penetrates through the through hole, the top end of the telescopic arm is connected with a rotating motor,the bottom end of the telescopic arm extends towards two sides to form a stirring rod, a plurality of medicine boxes are arranged at the top of the device body side by side, a medicine doser is embedded in the top end of the purification chamber, and the medicine doser is embedded in the outer side of the telescopic arm. The arrangement of the plurality of medicine boxes and a plurality of medicine adding ports makes another medicine added after one medicine is fully dissolved, so medicine effect reduction caused by the mutual reaction of the medicines is avoided, the medicine reaction effectis good, and the unnecessary cost is substantially reduced; and the medicines and the sewage are completely reacted through a stirrer capable of moving in the vertical direction, so secondary pollution of insufficient sewage purification discharge to the environment is prevented, and the use is wide.

The present invention includes a valve seat and a valve body that cooperatively open / close a fuel passage, a movable element having the valve body provided at one end part thereof and a movable iron core 27a provided at the other end part thereof, a fixed iron core 25 which faces the movable iron core 27a and which attracts the movable iron core 27a by applying a magnetic attraction force thereto, and a cylindrical member that includes thereinside the fixed iron core 25 and the movable iron core 27a. The fixed iron core 25 includes a reduced-diameter part 25m on an outer circumferential surface at the side facing the movable iron core 27a, and the movable iron core 27a includes a reduced-diameter part 27am on an outer circumferential surface at the side facing the fixed iron core 25.

The invention provides a method for preparing an N<epsilon>-lysine-based surfactant by using a micro-channel reaction device. The method comprises the following steps that step 1, lysine is dissolvedin water to obtain a mixed solution A; fatty acid is dissolved in an organic solvent to obtain a mixed solution B; lipase is filled into a reaction tube of an immobilized enzyme micro-reactor of the micro-channel reaction device; step 2, the solution A and the solution B obtained in the step 1 are simultaneously pumped into a mixer of the micro-channel reaction device for mixing, and then the mixture enters the immobilized enzyme micro-reactor for an enzyme catalyzed lysine amidation reaction; and step 3, after the reaction is finished, effluent of the reactor is collected, supernatant is taken, and separation and purification are carried out to obtain the N<epsilon>-lysine-based surfactant. According to the method, the micro-reactor is used for carrying out an enzyme catalysis process, sothat a good reaction effect on various fatty acids is achieved, and the high-yield N<epsilon> fatty acyl lysine surfactant can be obtained; and the reaction time is shortened, the preparation processis simple, the selectivity is improved, the process flow is optimized, and the method has the advantages of safety, high efficiency and greenness.

The invention discloses a differential game-based satellite-ground communication uplink resource allocation method, which comprises the following steps of: setting a priority in satellite-ground communication, and dividing services participating in service resource allocation into a high-priority group and a low-priority group according to the priority, service resources are distributed to the businesses in the different groups through the central controller subsequently; constructing a utility function of a business service request, and maximizing the utility of service resource allocation by defining service resource allocation utility and influence cost in satellite-ground communication as a target optimization function; constructing a dynamic change state of service resources in satellite-ground communication; and introducing a differential game theory, solving a Nash equilibrium solution, and obtaining the optimal service resource allocation of each service. According to the method provided by the invention, the optimal service resource allocation of services in different priority groups can be calculated and solved, so that efficient response of service requests in satellite-ground communication is realized.