162results about How to "Improve conditions" patented technology

A method for processing compositions, compositions obtained by such a process and methods of use are disclosed for forming a detachable and renewable protective coating which is substantially transparent. The inventive process compositions are produced by making a highly concentrated dispersion of hydrophobically modified silica particles in the presence of an optional, yet preferable, disilazane derivative under high shear conditions. These process compositions are intended to be further diluted to final treatment compositions, optionally while adding other functional ingredients.

A method for operating a wind turbine plant including providing a plurality of wind turbines each having a turbine rotor including at least one blade mounted to a rotatable turbine shaft and an induction generator having a stator and a rotor coupled to the turbine shaft for rotation therewith. The wind turbine is configurable to provide a variable amount of power. A control is provided capable of communicating with the plurality of wind turbines. A wind speed is measured and a power derating factor is determined in response to the measured wind speed. The determined derating factor is communicated to the plurality of wind turbines. The amount of power generated by each of the plurality of wind turbines is adjusted in response to the power derating factor. A system for operating a wind turbine plant is also disclosed.

The invention relates to a microencapsulation method for preparing a hydrotropic substance serving as a core material by using a complex coacervation method. The method is simple in process and low in cost, and the product has high encapsulation rate. The method comprises the following steps of: (1) weighing specific protein and polysaccharide in a certain ratio, stirring and dissolving in hot water to form a wall material solution; (2) weighing a certain mass of hydrotropic core material substance, adding an oil phase substance and an emulsifier in a certain mass ratio, and performing high-speed dispersion to form water / oil (W / O) emulsion; (3) directly pouring the emulsion into the wall material solution, stirring at the constant temperature of 45 DEG C, regulating pH by using 10 percent acid, and reacting for 15 minutes; (4) cooling to the temperature of below 15 DEG C, regulating the pH to 6.0, and adding glutamine transaminase for solidifying; and (5) filtering to obtain a wet capsule product. A dry microcapsule product can be obtained by freeze drying or spray drying.

A liquid thermosetting sealing agent for a polymer electrode membrane fuel cell having separators and a membrane electrode assembly laminated, whose the viscosity at the application is from 1,000 to 9,000 Pa·S, can be used to prepare a highly durable seal for a polymer electrode membrane fuel cell, to produce a single cell having a highly durable seal and to recover the fuel cell whose seal becomes abnormality.

The invention provides a remote brain-like three-dimensional gait recognition system for a complex visual scene and an implementation method. According to the invention, intelligent detection for the object motion is realized through a low-power-consumption ARM embedded system, a somatosensory camera, an intelligent light sensing and night LED light supplementing system by integrating voice, infrared and visual sensors, and human body motion data is acquired through a gait sensing system formed by a fixed-focus camera, a laser ranging sensor, a high-definition aerial photographing unmanned aerial vehicle and a wireless charging system and transmitted to a cloud brain-like gait recognition system by using a mobile network for analysis and recognition. On a cloud brain-like computing platform, gait data under various complex scenes is generated according to a virtual pose synthesis method, and the moving body detection accuracy in a complex scene is improved by using a method of training and learning a moving body detection model by the data. The remote brain-like three-dimensional gait recognition system for a complex visual scene has broad application prospects in various fields and has excellent economic and social benefits.

Disclosed herein is a surface mount type power inductor which has an outer magnetic capsule integrated with a coil-wound inner core, and which thus has no air gap between the outer magnetic capsule and the inner core, and can maintain a large inductance L in a high current condition. In the inductor, a coil is wound a predetermined number of turns around the inner core formed from ferrite or magnetic metal. An outer magnetic capsule, molded from a magnetic powder, an insulation filler, a binder, and a lubricant, is provided to cover the inner core and the coil.

A method for operating a wind turbine plant including providing a plurality of wind turbines each having a turbine rotor including at least one blade mounted to a rotatable turbine shaft and an induction generator having a stator and a rotor coupled to the turbine shaft for rotation therewith. The wind turbine is configurable to provide a variable amount of power. A control is provided capable of communicating with the plurality of wind turbines. A wind speed is measured and a power derating factor is determined in response to the measured wind speed. The determined derating factor is communicated to the plurality of wind turbines. The amount of power generated by each of the plurality of wind turbines is adjusted in response to the power derating factor. A system for operating a wind turbine plant is also disclosed.

The invention discloses an intelligent vehicle-mounted terminal system, relates to the technical field of automobile electronics, and provides the intelligent vehicle-mounted terminal to overcome the defects existing in the prior art. The intelligent vehicle-mounted terminal system comprises an embedded main board, a 3G communication module, a GPS compass module, a WIFI module, a CPK module, a voice recording and broadcasting module, a digital audio and video coding and decoding compression and restoration module, an audio and video collecting input interface, a vehicle traveling parameter data collecting input interface and a special wide-range power source for an automobile, wherein the 3G communication module, the GPS compass module and the WIFI module are connected with the embedded main board, and the CPK module, the voice recording and broadcasting module, the digital audio and video coding and decoding compression and restoration module, the audio and video collecting input interface, the vehicle traveling parameter data collecting input interface and the special wide-range power source for the automobile are integrated on the embedded main board. The special wide power source for the automobile provides power for the embedded main board and all the modules which are connected with the embedded main board. Safety certification of a 3G, WIFI and CPK combined public key mechanism, each intelligent vehicle-mounted terminal and a unique digital certificate of each intelligent vehicle-mounted terminal are integrated so as to guarantee information safety and reliability. An automatic voice pre-recording module and a condition broadcasting module are added, and the modules are better fused in vehicle operation services.

The invention relates to an integrated type semi-aerobic stabilizing and integrating system for refuse landfill. The system comprises the following components: a landfill layer, a leachate collecting and discharge guiding layer which is arranged at the bottom of the landfill, a leachate collecting well which communicates with leachate collecting and discharge guiding layer, a semi-aerobic landfill gas guiding unit which is arranged in the landfill, a leachate recharging layer which is arranged on the landfill layer, and a leachate circulation pipeline for communicating the leachate recharging layer and the leachate collecting well; the landfill layer is prepared by mixed landfill of raw house refuse and incinerator slags of house refuse. Compared with the prior art, the system has the advantages of integral simple structure, construction convenience, low construction cost, and energy saving and environmental protection; the traditional semi-aerobic landfill technology of raw house refuse is improved, and a semi-aerobic stabilizing process during mixed landfill of raw house refuse and incinerator slags of house refuse is reinforced; and the system has a wide usage range and a good application prospect.

This present inversion relates to a detection system and detection method of distributed generation islanding based on power frequency carrier. The system includes a power frequency carrier signal generating device near the terminal power distribution substation, a power frequency carrier signal detection device in distributed power grid; the power frequency carrier signal generating device is connected to the substation bus through a signal coupling transformer; the power frequency carrier signal generating device is connected with signal coupling transformer though phase A, B C live wires and the N middle wire, that results in the signal can be send by anyone signal phase, any two phases parallel way or three phases parallel way. The power frequency carrier signal detection device is connected with the low voltage power network though phase A, B and C live wires and the N middle wire. The system of distributed generation islanding detection based on power frequency carrier has low cost of implementation advantage and the test methods to meet the requirements of relevant standards. The present invention provides an effective method for islanding signal detection of distributed generation and micro-grid signal, anti-islanding protection. There is very high technical and economic performance applying the distribution network under high permeability condition.

The invention relates to a novel PEG (polyethylene glycol) in-situ covalent grafted modified alginate / polycation microcapsule. The microcapsule is a hydrogel bead of alginate, or the inside of the microcapsule is filled with liquid or hydrogel of alginate and the outer surface is a polyelectrolyte composite hydrogel film which is formed by polycation and alginate; a covalent bond is formed on the microcapsule through a click chemical reaction between an alkylene group and an azide group on the alginate, and PEG is grafted to the surface of the alginate hydrogel bead or alginate / polycation / alginate microcapsule in an in-situ covalent mode; and a finished product is applicable to embedding of bioactive substances and living cells. The microcapsule film not only keeps excellent biocompatibility but also takes good film strength into consideration, so as to guarantee the integrity of the film in the processes of tissue cell transplantation as well as cell culture and application.

According to an aspect of the invention, a wind farm is provided. The wind farm includes a plurality of wind turbines and a wind farm controller. The controller is configured to detect a high wind condition from at least one wind turbine in the wind farm, reduce a parameter setpoint of at least one other wind turbine, and increase a cut-out wind speed threshold of the at least one other wind turbine.

The invention discloses a catalyst mixing device, aiming at solving the problems of large depression generated by a lifting medium to the blanking of an inclined blanking tube and being incapable of better uniformly mixing strands of catalysts with different characters respectively existing in the prior catalyst mixing device. In the invention, the interface locations of each inclined blanking tube (6) and each cylinder (4) is horizontally provided with a draft tube (7); the outlet end (71) of the draft tube is oblique with a plane vertical to the coaxial direction of the draft tube. A lifting medium distributer (5) is arranged in the cylinder; the top outlet (51) of the lifting medium distributer (5) is not lower than the top end of the outlet end of each draft tube. The top part of the top taper section (9) of the cylinder is provided with a deflection cylinder (3). The outlet end of the draft tube can lead the catalyst to cover an annular area between the cylinder and the lifting medium distributer on a horizontal direction after flowing out from the draft tube by surrounding the incline direction of the axial lead of the draft tube. The invention is mainly applied to a lifting tube reactor in the fluid catalytic cracking field of the hydrocarbon materials in petroleum refining and petroleum chemical industries.

The invention discloses a data quality analysis-based signal to noise ratio controllable earthquake frequency-expansion processing method. A generalized S transformation time frequency analysis method is adopted for subjecting earthquake data to time frequency decomposition; amplitude preservation of each time frequency component is analyzed and evaluated via well-to-seismic integration, correction factors are calculated via amplitude preservation difference of different time frequency components, the correction factors of each time frequency component are smoothed in time and space scopes, the smoothed correction factors of each time frequency component are used for correcting a corresponding time frequency component, frequency energy can be compensated, signal to noise ratio constraint conditions are specified, and earthquake data is reconstructed under the specified signal to noise ratio constraint conditions. Via the data quality analysis-based signal to noise ratio controllable earthquake frequency-expansion processing method, amplitude preservation of an original earthquake cannot be lowered via frequency expansion operation, and an earthquake frequency band can be widened to a maximum degree under the specified signal to noise ratio conditions.

The invention belongs to the technical field of converter steelmaking processes, and particularly relates to a method for smelting high-phosphorus molten iron to produce steel with converter end pointP less than or equal to 0.01% by adopting slagless material. The method comprises the following steps that loading low-silicon high-phosphorus molten iron and steel scrap which are not subjected to triple-removal pretreatment into a converter, a single-slag method is adopted to carry out blowing, a slagging material is added twice in a blowing process and a gun position control mode of high, low, high and low is adopted in the blowing process, and oxygen supply and nitrogen supply are carried out in the blowing process; after the blowing is completed, the steel is discharged, slag splashingis carried out after the steel is discharged, slag is reserved after the slag splashing, and is used for smelting in the next furnace. According to the method, on the premise that lime consumption ofa steel liquid is less than or equal to 30 kg / t, and the consumption of the new slag material is less than or equal to 50 kg / t, dephosphorizing of the molten iron with the following components, by weight, 0.14-0.26% and Si, 0.15-0.20% of P is carried out until P is less than or equal to 0.01%, and a dephosphorization rate is larger than or equal to 94%, so that the problem that low-phosphorus steel is smelted by a low-silicon high-phosphorus molten iron with the few slag material in the single-slag method is solved.

The invention discloses a method for low-temperature preparation of nano bismuth tungstate. The preparation process of the method comprises the following steps: taking Bi(NO3)3.5H2O and Na2WO4.2H2O as raw materials, preparing Bi(NO3)3.5H2O and Na2WO4.2H2O water solutions of various concentrations according to different proportions, dripping the Bi(NO3)3.5H2O solution into the Na2WO4.2H2O solution under magnetic stirring, then transferring the mixed solutions into a common sealed glass bottle, and synthesizing nano bismuth tungstate (Bi2WO6) by a hydrothermal method at the temperature below 100 DEG C and at nearly normal pressure. The preparation conditions of the method are far lower than those of the conventional method, wherein the temperature is 160-200 DEG C, and the reaction time is greater than or equal to 24 h; the method is easy to operate and low in energy consumption.

The invention discloses a high-pressure spray pile vibrosinking device. Ground components comprise a vertical exciting force generator and a pile gripper which is connected with the vertical exciting force generator; the lower part of the vertical exciting force generator is connected with an outer high-pressure joint which is connected with a high-pressure spray generator; underground components comprise an inner joint which is connected with the lower end of the pile gripper and a spray pipe which is connected with the inner joint; the end of the spray pipe is provided with a high-pressure spray nozzle; a horizontal exciting force generator is arranged between the spray pipe and the high-pressure spray nozzle; and the high-pressure spray generator sprays to inject slurry or water, the sprayed liquid forms a high-pressure liquid column to cut, crush and liquefy soil, the horizontal exciting force generator generates vibratory force in a horizontal direction so as to vibrate the cut, crushed and liquefied soil, and a pile body is quickly pressed into a formation to reach a preset pile sinking depth, so that a technology for constructing difficult and different formations can be provided, and the construction benefit and quality can be greatly improved.

Disclosed are structures and methods of assembling and positioning an improved tent assembly where members of the assembly use flexible hollow sleeve structures with integral fabric hub intersections that are held in tension in combination with compression members that can be used for a variety of applications. Disclosed techniques make assembling tent assemblies significantly easier than known prior art since the intersecting flexible hollow sleeve structures can be made continuous. In addition, the improved tent assembly is significantly stronger when deployed with compression members because the hollow sleeve structures, with integral fabric hub intersections, can be tensioned, thus significantly increasing the strength of the overall structure.

A reinforcing member for a flexible printed wiring board allows a ground wiring pattern of the flexible printed wiring board to conduct with an external ground potential. The reinforcing member includes a metal base and a nickel layer formed on a surface of the metal base. The nickel layer includes phosphorus in a range from 5.0 percent by mass to 20.0 percent by mass, the rest of the nickel layer is nickel and inevitable impurities, and the nickel layer is 0.2 μm to 0.9 μm thick.

The invention belongs to the technical field of driving of electric wheel trucks, and discloses a four-wheel drive system of an electric wheel mining dump truck. The four-wheel drive system of the electric wheel mining dump truck comprises a power unit, a storage battery, a vehicle-mounted computer Ecu, a traction motor unit, a brake resistance box, a rectification unit, a drive control unit, a brake control unit, an excitation control unit and four motor control units, wherein the storage battery supplies power for the power unit, the vehicle-mounted computer Ecu and the drive control unit; the vehicle-mounted computer Ecu is connected with the power unit and the truck drive control unit sequentially; the excitation control unit is connected with the power unit; the power unit is sequentially connected with the brake control unit and the four motor control units through the rectification unit and the drive control unit; the brake control unit controls the brake resistance box to drive four traction motors through the four motor control units to drive four wheels respectively. By means of the four-wheel drive system of the electric wheel mining dump truck, power is diffused in a mode that the four wheels are driven independently, the multiple wheels bear the power, the total power and the traction torque of the motors are improved, and then the self rescue and adaptive capacity to environment are improved.

The invention discloses a method and a device for reducing nitrogen oxides in smoke gas of an industrial coal-fired boiler by biomass. The method comprises the following steps that biomass particles are subjected to high-temperature pyrolytic reaction in the conveying process to separate out residue coke and active groups including hydrocarbon groups and amino groups as well as residual coke; the pyrolyzed biomass particles are sprayed into a hearth of the industrial coal-fired boiler for forming a reducing region to take reaction with the smoke gas. The device comprises a biomass particle conveying device, a spray nozzle and a recirculation fan, wherein the biomass particle conveying device is formed by connecting a biomass hopper, a biomass feeding machine and a conveying pipe, the conveying pipe extends into the hearth of the industrial coal-fired boiler, the part, positioned in the hearth, of the conveying pipe is a high-temperature decomposition section, the spray nozzle is arranged at the tail end of the conveying pipe, and the recirculation fan is connected between the conveying pipe and a boiler tail smoke passage. The method and the device aim at the smoke gas exhaust characteristics of the industrial coal-fired boiler, the efficient denitration for the nitrogen oxides in the smoke gas of the industrial coal-fired boiler can be realized, the denitration rate reaches 30 percent to 60 percent, and wide popularization and use values are realized.

The present invention relates to an on-line intelligent control system for inhibiting cutting flutter of machine tool. On-line regulation of dynamic characteristics of machining system is implemented by utilizing mechanical structure containing electro-rheologic material. The method designs an intelligent boring rod whose dynamic characteristics can be quickly regulated on-line by using electro-rheologic material in the boring and cutting system. When the different electric field intensities from zero change to 2000 V / mm can be applied on the electro-rheological material, it can make the original frequency of the boring rod have the change range of 30 Hz. It can be used for quickly on-line regulating dynamic characteristics of boring-cutting system to ensure maching quality and efficiency.

The invention discloses a power supply cart capable of supplying power for an electric vehicle. The power supply cart comprises a battery, wherein the battery can supply the power for driving the power supply cart to run, and the power supply cart can be placed in the electric vehicle and supplies the power for the electric vehicle. The power supply cart is characterized in that the power supply cart can carry people.

The invention provides a treating agent capable of removing the heavy metal, such as an arsenic, a selenium, a lead, a cadmium and a chrome from the polluted water, so as to satisfy the required properties, such as the high absorbing efficiency, practical device scale, a water-through condition and a long-time durability and a treating method using the treating agent. The treating agent is used for removing the heavy metal from the polluted water containing at least one kind of heavy metal selected from the arsenic, the selenium, the lead, the cadmium and the chrome and the iron powder containing sulfur is burned into granular state and the treating agent contacts with the polluted water containing at least one kind of heavy metal selected from the arsenic, the selenium, the lead, the cadmium and the chrome, so as to remove the heavy metal in the polluted water at high efficiency.

The invention provides a method for testing aging resistance of nitride fluorescent powder. The method comprises the following steps: putting the nitride fluorescent powder to be tested into a vacuum oven, and drying at the temperature of 40 DEG C-100 DEG C for 1-24h; cooling the nitride fluorescent powder after drying to room temperature; weighing a certain amount of the nitride fluorescent powder cooled to room temperature, and loading into a container; putting the container containing the nitride fluorescent powder into an aging device for aging for 1-24h, wherein the aging conditions are as follows: the humidity is 100%, and the temperature is more than 100 DEG C and less than 300 DEG C; cooling the nitride fluorescent powder after aging to room temperature; putting the nitride fluorescent powder after cooling into the vacuum oven, drying at the temperature of 40 DEG C-100 DEG C, and then cooling to room temperature; and testing the luminous intensity of the nitride fluorescent powder before and after aging to obtain relative intensity values before and after aging. Compared with a traditional method, by adopting the method for testing the aging resistance of the nitride fluorescent powder, provided by the invention, the aging time is shortened and the testing cost is reduced.

The invention discloses an efficient circulation modification smelting method for RH furnace steel ladle top slag. The modification smelting method includes the following steps that 1), after RH furnace circulation deep decarbonization is completed, aluminum particles / ferrotitanium is added for deoxygenation alloying, the vacuum degree of a vacuum tank is reduced to 20-30 kpa, and closed circulation is formed by molten steel in the vacuum tank and molten steel on the upper layer of a steel ladle; 2), 200-300 kg of modifier is weighed from an alloy material bin, and the modifier is added into the vacuum tank through an alloy vacuum hopper; 3), steel ladle bottom argon blowing is started, the pressure is adjusted to be 0.2-0.4 Mpa, the flow is 30-50 NL / min, and it is guaranteed that the steel ladle top slag slightly moves and the molten steel is not exposed; and 4), the modifier is added for circulation for 3-4 min, the steel ladle bottom argon blowing is stopped, the vacuum degree of the vacuum tank is controlled below 67 pa, the top slag is re-pressed after pure circulation is carried out for 8-10 min, and the top slag is delivered out of a station. The furnace slag total iron is controlled within 2%, the purity degree of the molten steel is increased, the continuous casting pouring continuous pulling charge number is 10, and the quality of casting blanks and rolled metal is obviously improved.