314results about How to "Shorten activation time" patented technology

A service management system for devices with embedded processor systems manages use of memory by programs implementing the services by assigning services to classes and limiting the number of services per class that can be loaded into memory. Classes enable achieving predictable and stable system behavior, defining the services and service classes in a manifest that is downloaded to embedded devices operating on a network, such as a cable or satellite television network, telephone or computer network, and permit a system operator, administrator, or manager to manage the operation of the embedded devices while deploying new services implemented with applications downloaded from the network when the service is requested by a user.

An RFID-based smart terminal, bank card and financial management system are disclosed. The smart terminal comprises a first RFID antenna, a sensor switch and a processor. The first RFID antenna is configured to receive RFID signals. The sensor switch is configured to, when sensing the approach of an RFID signal source, activate the first RFID antenna directly or through the processor so as to enable RFID function. The smart terminal according to the present disclosure can, when sensing the approach of the RFID signal source, trigger the first RFID antenna a to be activated, and can effectively reduce the power consumption and save energy.

A service management system for devices with embedded processor systems manages use of memory by programs implementing the services by assigning services to classes and limiting the number of services per class that can be loaded into memory. Classes enable achieving predictable and stable system behavior, defining the services and service classes in a manifest that is downloaded to embedded devices operating on a network, such as a cable or satellite television network, telephone or computer network, and permit a system operator, administrator, or manager to manage the operation of the embedded devices while deploying new services implemented with applications downloaded from the network when the service is requested by a user.

An actuator arrangement for a clutch of a drive train for motor vehicles. The clutch is prestressed into an opened position and can be activated electromechanically. An electric motor can be coupled to the clutch in order to activate it. A control unit actuates the electric motor. The actuator arrangement has a safety device which is connected to the electric motor parallel to the control unit. The safety device is configured, in the case of a fault state, to supply electrical power to the electric motor independently of the control unit in order to open the clutch.

Methods and systems are provided for controlling exhaust emissions by adjusting an injection profile for fuel injected into an engine cylinder from a plurality of fuel injectors during engine start and crank. By splitting injection of fuel during start so that a portion of fuel is port injected and a remaining portion is direct injected as one or multiple injections, the soot load of the engine can be reduced and fuel economy can be improved. The injections are adjusted based on the alcohol content of the injected fuel to take advantage of the charge cooling properties of the fuel.

An embodiment of the invention discloses a method and a device of configuring discontinuous reception parameters. The method comprises the following steps that user equipment UE receives at least two groups of different discontinuous reception DRX parameters which are transmitted by a base station, wherein each group of DRX parameters are matched with at least one logical channel ID or at least one logical channel group ID meeting service quality QoS business requirements, and the logical channel IDs or the logical channel group IDs matched with the different groups of DRX parameters are different; and when the UE receives or transmits data of a protocol data unit PDU, the DRX parameters borne by the PDU data and matched with the logical channel IDs or the logical channel group IDs are determined. The method and the device are suitable for the UE to apply a discontinuous reception method to monitor logic channels.

Methods and systems are provided for controlling exhaust emissions by adjusting an injection profile for fuel injected into an engine cylinder from a plurality of fuel injectors during engine start and crank. By splitting injection of fuel during start so that a portion of fuel is port injected and a remaining portion is direct injected as one or multiple injections, the soot load of the engine can be reduced and fuel economy can be improved.

The invention relates to a preparation method of high specific surface area graphene with well-developed mesopores. The method comprises the steps of mixing graphene oxide and an activating agent under a protective atmosphere; passing through an activating gas to active the mixture; and finally obtaining the high specific surface area graphene with the well-developed mesopores through processes of washing, filtering and drying. The activating agent is selected any one from potassium hydroxide, sodium hydroxide, phosphoric acid and zinc chloride or a combination of at least two of the above materials. The method is simple in equipment and low in cost, is safe and reliable, has small pollutions and high production efficiency, and is suitable for large-scale production. The obtained graphene has high specific surface area, and is more suitable for migration of electrolyte ions.

The invention provides a method for preparing grain active carbon with high specific surface area by a physical activation method, comprising the steps as follows: firstly, coconut shell is carbonized under high temperature; subsequently, the crushed and screened carbonization material is arranged in a microwave radiation device; by controlling activation temperature and adjusting activation time and activation gas flux, the raw material is activated so as to gain the grain active carbon product with the specific surface area more than 2200m<2> / g. The method utilizes high-temperature carbonization to improve the micro-pore structure of the carbonization material of the coconut shell, is beneficial for improving the orderly structure of the carbonization material of the coconut shell, reduces the burning of the carbon during the carbonization process and improves the yield of the active carbon product; the prepared active carbon is the grain active carbon, and the applicable range is improved.

The main body of the heat accumulation element has a honeycomb structure, and fluid passages where a fluid circulates and heat accumulating medium portions where a medium for storing heat is enclosed are formed. Specifically, the heat accumulation element has partition walls, and one opening portion and the other opening portion of each of the predetermined cells of a honeycomb structure having a large number of cells partitioned and formed to function as fluid passages are plugged and fired to form plugged cells. A heat accumulating medium is provided in the plugged cells. Open cells neither plugged nor fired serve as fluid passages with the plugged cells plugged and fired serving as heat accumulating medium portions, and the fluid circulating through the open cells and the heat accumulating medium in the plugged cells exchange heat.

The invention relates to a carbonization and activation integrated activated carbon production method and carbonization and activation integrated activated carbon production equipment. The production method comprises the following steps of: preparing a raw material, namely dissociating a coal material at a high speed, pre-oxidizing in an oxygen-rich environment to ensure that the coal material has primary adsorption property, adding solid coal pitch in the coal mixing process, pressing a dissociated and pre-oxidized semi-finished product for forming, and crushing and granulating to form a carbonization and activation raw material; performing carbonization and activation integrated production, namely feeding the raw material into a carbonization and activation integrated furnace, preheating the raw material by using high-temperature flue gas returned to a furnace body, transferring the preheated raw material to a furnace tail from a furnace head with the rotation of the furnace body, and activating the raw material by using mixed gas sprayed from throat tubes of the furnace head and the furnace tail; and cooling the activated raw material by using a cooling system and discharging out of the furnace body. The activation rate is high, yield is high, cost is low, and autothermal equilibrium and product upgrading are realized; meanwhile, environmental pollution is reduced.

The invention provides a method for preparing a paste soldering flux. The soldering flux comprises the following raw materials: resin, a solvent, an amine activating agent, a thixotropic agent, an organic acid activating agent and a corrosion inhibitor. The preparation method comprises the following steps of: a) stirring the resin and the solvent, heating until the resin is dissolved completely, cooling, adding the amine activating agent, and stirring until the amine activating agent is dissolved completely; b) adding the thixotropic agent, and emulsifying and dispersing by using emulsification equipment at constant temperature, so that the thixotropic agent forms a thixotropic gel network structure; c) adding the organic acid activating agent, reacting with the amine activating agent to form a salt compound, and adding the corrosion inhibitor and stirring to dissolve the salt compound; and d) stirring and cooling slowly to room temperature to obtain the paste soldering flux. The prepared paste soldering flux is mainly applied to soldering paste formed by stirring and mixing the paste soldering flux and superfine solder powder under vacuum, and has high heat collapse resistance, and high viscosity stability in the processes of storage and printing to avoid the 'post-thickening' phenomenon.

The invention discloses a preparation method of an activated carbon material for an electrochemical capacitor and belongs to the technical field of carbon material and microwave chemistry. The preparation method comprises the following steps of: using peanut shells as a raw material, processing the peanut shells by using a KOH solution and a potassium hydroxide alkali solution, transferring the peanut shells processed by the potassium hydroxide alkali solution into a corundum crucible, placing the corundum crucible into a microwave reactor for microwave heating and activation to obtain the activated carbon material for an electrochemical capacitor. According to the method, with peanut shells as a carbon source and potassium hydroxide as an activator, the activated carbon material is prepared by microwave-assisted heating of the potassium hydroxide activated peanut shells. The activated carbon material prepared by the preparation method is characterized in that its specific surface area is 990-1277m<2> / g, total pore volume is 0.47-0.63cm<3> / g, and the yield is 14.2-24.4%. The activated carbon material, which is prepared as an electrode material for an electrochemical capacitor, hasgood stability and excellent comprehensive performance.

The invention discloses a method for preparing a porous carbon material by using a magnesium oxide template in cooperation with the activation of potassium hydroxide, and belongs to the technical field of carbon materials and microwave chemistry. The method comprises the following steps of: grinding coal tar pitch serving as a carbon source, nano magnesium oxide serving as a template and the potassium hydroxide serving as an activating agent; transferring the mixture to a corundum crucible; and putting into a microwave reactor, performing one-step microwave heating activation, and thus obtaining the porous carbon material for an electrochemical capacitor, wherein the specific surface area of the obtained porous carbon material is between 439 and 1,394m<2> / g, the total pore volume is between 0.23 and 0.94cm<3>, the average pore size is between 1.95 and 3.36mm, the ratio of the volume of a non-micro pore to the total pore volume is between 26.1 and 86.2 percent, and the porous carbon yield is between 37.8 and 84.9 percent. The invention has the advantages that: the method is quick and energy-saving; and the prepared porous carbon is used as an electrode material of the electrochemical capacitor and has extremely high stability and high comprehensive performance.

This invention relates to an activating method for membrane electrodes of fuel cells including penetrating an anode fuel and cathode fuel into an anode chamber and a cathode chamber of the fuel battery to let it discharge including multiple discharge periods and at least one time interval among them and the battery discharges in a constant current density in each period.

The invention provides a device and method for preparing an activated carbon material for an electrochemical capacitor, belonging to the technical fields of coal chemical industry and microwave chemistry. The method comprises the following preparation processes of: deashing coal particles serving as raw materials by using hydrochloric acid and hydrofluoric acid, modifying the deashed coal by using nitric acid in an auxiliary way, mixing the modified coal serving as a carbon source with potassium hydroxide and deionized water, stirring to obtain a mixture, stirring and evaporating the mixture to obtain a solid mixture, and then performing microwave-assisted activating, washing, drying and grinding on the solid mixture to obtain the activated carbon. The invention has the advantages that the activation time is only 20-30 minutes, the mass ratio of potassium hydroxide to coal is (0.5-3):1, the preparation process is simple, the microwave-assisted heating is uniform, efficient and energy-saving, the consumption of the potassium hydroxide is reduced, and the activation process has the advantages of uniformity and high efficiency. The prepared activated carbon is used as an electrode material of the electrochemical capacitor and has better stability and excellent comprehensive property.

The invention relates to carbon preparation material and sulfuric active carbon based on the modification of coke and a preparation method thereof. The invention adopts the scheme that the preparation method comprises the following steps: dipping the coke in KOG solution for 1 to 24 hours at the temperature of 20 to 100 DEG C, wherein the mass ratio of KOH and the coke is 0.05 to 0.5:1; carrying out heat treatment to the coke after being dipped for 1 to 5 hours under the condition of inert atmosphere and 300 to 700 DEG C; then cooling the coke to the room temperature; and finally preparing the carbon preparation material after the coke is washed and dried. The carbon preparation material prepared can react for 1 to 5 hours under the conditions that the mass ratio of active gas flow rate and the carbon preparation material is 5 to 30:1 L / min / kg and the temperature is 350 to 850 DEG C, so as to prepare the sulfuric active carbon. The invention has the advantages of saved alkali consumption and energy consumption, shortened activating treatment time, high yield, and reduced corrosion resistant requirements of the material; the prepared carbon preparation material has high reaction activation; and the sulfuric active carbon prepared by the carbon preparation material has larger specific surface area and high sulphur content, and exits in a straight chain sulfuric shape as the subject of S2 and S6.

The present invention discloses active carbon activating apparatus and process. The activating apparatus consists of one louver type activating furnace and one gas circulating system. The activating furnace laid with louver bricks has one activating channel with one middle flue and two side flues, one combustor communicated to the activating channel in the lower part, and one discharge unit in the bottom. The gas circulating system consists of activating gas outlet, heat exchanger, spraying tower, steam-water separator, gas blower, gas nozzle, afterheat boiler, combustor and blow-down stack connected through pipeline. The technology of the present invention may be applied in activating active carbon of different granularity, and has short activating period, convenient operation and other advantages.

A system for controlling low-temperature starting of a fuel cell vehicle includes a high-pressure hydrogen flow control valve controlling a flow of hydrogen supplied to a fuel cell stack. A fuel cell controller is configured to change and control an opening rate of the high-pressure hydrogen flow control valve when an internal temperature of the fuel cell stack is a reference value or less. When the opening rate of the high-pressure hydrogen flow control valve decreases, a pressure of the hydrogen passing through the high-pressure hydrogen flow control valve decreases to increase a temperature of the hydrogen which is supplied to the fuel stack.

The invention provides an activation method of a proton exchange membrane fuel cell. The activation method of the proton exchange membrane fuel cell comprises the following steps: alternately applyingback pressure to the anode side and the cathode side of the proton exchange membrane fuel cell to form a pressure difference between the anode side and the cathode side so as to complete the activation process of the proton exchange membrane fuel cell. The activation method has high activation efficiency, less hydrogen consumption and high safety and can be used in proton exchange membrane fuel cells with different power levels. The pressure difference is formed on the two sides of the membrane electrode by repeatedly and alternately applying a suitable back pressure on the anode side and thecathode side of the proton exchange membrane fuel cell to improve the wetting of the membrane electrode, and the water generated by the reaction is utilized to quickly open up the water and gas transmission channel of the catalytic layer under the action of the pressure difference to remove impurities in the flow field and promote the formation of a gas, liquid and solid three-phase reaction interface so as to efficiently and stably improve the performance of the fuel cell and achieve the purpose of activating the cell.

An image forming apparatus equipped with a sleep function and for forming an image using an image forming unit and a control method thereof. The image forming apparatus includes a control unit that controls the image forming unit. When a job is received in a sleep state, a port number of the received job is discriminated, whether or not to perform initialization processing of the image forming unit is determined based on the discriminated port number, and in a case that it is determined that initialization processing of the image forming unit is necessary, initialization processing of the image forming unit is started and thereafter the control unit is controlled to start processing of the job.

The embodiment of the invention discloses an activating method for newly adding line pairs into an XDSL system and an apparatus thereof. The method includes: constructing an initial pilot frequency sequence, according to crosstalk offset coefficients between the line pairs in the process of data transmission and the number of the newly added line pairs; estimating the crosstalk offset coefficients of the newly added line pairs on the line pairs in the process of data transmission, according to the initial pilot frequency sequence; constructing an augmentation pilot frequency sequence on the basis of the initial pilot frequency sequence, according to the crosstalk offset coefficients of the newly added line pairs on the line pairs in the process of data transmission; estimating crosstalk offset coefficients of the line pairs in the process of data transmission on the newly added line pairs, according to the augmentation pilot frequency sequence; and activating the newly added line pairs to be on lines and proceeding to the data transmission stage. The method and the apparatus of the invention is suitable for activating the newly added line pairs in the XDSL system to be on the lines.

The invention relates to a wireless network access method which comprises the following steps of: detecting whether a wireless network can be communicated or not; selecting a wireless network access mode according to a detection result; and establishing a connection according to the selected wireless network access mode. The invention also relates to a wireless network access device which comprises a detection module, a selection module and a connection establishing module, wherein the detection module is used for detecting whether the network is communicated or not; the selection module is used for automatically selecting the wireless access mode according to the detection result of the detection module; and the connection establishing module is used for establishing the connection according to the network access mode selected by the selection module. In the invention, the network is only activated as occasion requires, therefore, the network activation duration is greatly shortened; the waiting time of a user is shortened, and the network abnormity can be fed back in time; a usable access mode can be automatically detected and selected so that the self-adaption to various network abnormity switching situations is achieved, the access point concept is weakened, and the interference to the user can be reduced; and the velocity measurement on the network can be realized, and the user can select the optimal access mode under the help of the invention.

A micro gas generator with an automatic ignition function operated before being weakened by heat without impairing the cleanliness of exhaust gas, comprising gas generating agent, a cup body for filling the gas generating agent therein, and a holder formed integrally with squibs and fixedly sealing the squibs in the cup body, wherein an automatic igniting agent layer is put on the inner surface of the cup body.

An information processing apparatus includes a basic file manager that manages files stored on a storage medium using basic file management information stored on the storage medium; a specific file manager that manages a file of a specific type, among the managed files, using specific file management information stored on the storage medium as one of the files managed by the basic file manager; a reference-information manager that stores reference information relating to the specific file management information, the reference information having meanings corresponding to predetermined information items provided for each of the files and included in the basic file management information, and that updates the reference information in accordance with updating of the specific file management information; and a validity checker configured to check validity of the specific file management information by comparing the stored reference information with the information items having corresponding meanings in the basic file management information.

An electromagnetic actuator operating like a holding magnet includes an anisotropic permanent magnet connected with a ferromagnetic yoke, an electromagnet and a ferromagnetic armature that is movable relative to the electromagnet. The yoke is cup-shaped and has a circular, elliptical or polygonal cross-section to reduce magnetic stray flux. All the aforementioned components are arranged coaxially with respect to a column-shaped core. The periphery of the yoke includes at least one opening configured for passage of the electrical conductors controlling the electromagnet. The opening also enables pressure equalization and vapor diffusion between the interior space of the actuator and the environment. The opening is oriented in the magnetic flux direction and is constructed to reduce eddy currents. The actuator also includes components forming an electrical freewheel circuit or an electrical energy store circuit.

A Passive Optical Network system implementing a parent station capable of receiving high-speed burst signals transmitted from a plurality of subsidiary stations to a parent station, with excellent bandwidth utilization efficiency in the link from the stations to the parent. The system is provided with a configuration in which, when launched or an addition of a new subsidiary station, the parent stores threshold values appropriate for the received signals on the basis of the strength of the received signal for each subsidiary station, from among a plurality of preset threshold value candidates, and in response to the parent station's sending of a transmission grant with respect to each subsidiary station each time the subsidiary station transmitting optical signals changes, the stored threshold value corresponding to the subsidiary station is set in the receiver circuit.

The invention relates to an activated carbon materialand a preparation method thereof, in particular to a carbon material with high surface activity and a preparation method thereof. The carbon material with high surface activity is characterized by comprising the raw materials of petroleum coke, tar coke, lignite and husk. The preparation method of the carbon material with high surface activity is characterized by comprising the following steps: a) crushing the petroleum coke, tar coke, lignite and husk, sieving into 80-200-mesh powder, and carbonizing for 0.5-2.5h in a high temperature activating oven under the temperature of 500-620 DEG C; and b) and evenly mixing the carbonized materials with H2PO4 or ZnCl2 or a mixture of the above two in terms of the mass ratio of 1:1 in a mixer according to the mass ratio of 1:0.5-1:3, and reacting for 0.5-2h in a pre-activating oven under the temperature of 300-600 DEG C. Activation time of a product is lowered and the production efficiency is improved by using the carbon material with high surface activity and the preparation method thereof.

The invention discloses a preparation method of a wide-temperature range rare earth-based composite oxide denitration catalyst. The preparation method comprises that titanium dioxide and montmorillonite as carriers, ammonium metatungstate, ammonium metavanadate, cerium nitrate and manganese oxide as active components and accessory materials are subjected to blending, ageing decaying, kneading, molding, drying and roasting to form the wide-temperature range rare earth-based composite oxide denitration catalyst, wherein the accessory materials comprise monoethanolamine, citric acid, ammonia water, lactic acid, stearic acid, glass fibers, wood pulp, hydroxypropyl methyl cellulose, polyoxyethylene, citric acid and water. The preparation method utilizes the rare earth-based composite oxide as an active ingredient, shortens catalyst activation time, effectively controls a SO2 / SO3 conversion rate, improves a catalyst temperature adaptation capability, widens a catalyst use temperature range from 320-400 DEG C to 150-420 DEG C, has denitration efficiency more than 90%, and can carry out ammonia spraying denitration operation at a denitration area temperature of 150 DEG C when a boiler is started.

A motorized valve has a hollow case having an input and output tubes, a saddle connected with the hollow case, a turn plug cooperating with the saddle, and a piezoelectric drive to turn the turn plug, the piezoelectric drive including a piezoelectric generator of radially directed standing acoustic waves, which is connected with the hollow case and is connectable with a pulse current source, and a rotor operatively connected with the piezoelectric generator and kinematically connected with the turn plug so as to turn the turn plug when the rotor is actuated by the piezoelectric generator.