41results about How to "Extend activation time" patented technology

A secure video camera device for reducing the risk of visual and audio eavesdropping has a video camera and an electromechanical shutter behind a transparent cover in a secured enclosure. The shutter optically obscures the camera lens when the device is in secure state. A visual indicator indicates when the device is in operational state. A switch controllable by the user, select the state of the device by concurrently disabling the camera turning off the visual indicator in a secure state; and setting said device in an operational state by concurrently enabling the camera and turning on said lighted indicator. The device has a built in, or auxiliary microphone, and audio outputs which are disabled in secure state of the device. The device is tempered proof by an anti-tempering circuitry.

The new process for preparing cellulose carbamate by using urea intercalation method includes the following steps: fully activating cellulose paste in alkaline liquor and filtering, then mixing activated cellulose with urea fully, and making them produce reaction in an inert solvent system so as to form cellulose carbamate. After the reaction is completed, the inert solvent can be separated from reaction mixture, the obtained product can be washed with hot water and purified, and the by-product in the washing liquor can be recovered and reused.

The invention relates to a novel rotary activation furnace. In the invention, water vapor-air of a steam rake furnace is activated and transferred to the rotary activation furnace by utilizing the advantages of low manufacturing cost, continuity and automation of the rotary activation furnace, therefore, the activation temperature in the rotary furnace is greatly raised, the activation time in a high temperature region is lengthened, and the effect of remarkably enhancing the product quality is achieved. The novel rotary activation furnace manufactured according to the innovative principle has the characteristics of low equipment manufacturing cost, continuous and automatic operation, low labor intensity, excellent product quality, and the like.

The invention discloses a system and a method for treatment and recovery of electronic electroplating wastewater. The system comprises a wastewater recovery and treatment unit and an RO (reverse osmosis) concentrate treatment unit. A grille, an adjusting tank, a coagulation reaction device, a settlement and membrane separation device, an ozone oxidation tank, an ozone digestion tank, a cartridge filter and an RO device are connected to the wastewater recovery and treatment unit sequentially. A hydrolytic acidification tank, a contact oxidation tank and a settling tank are connected to the RO concentrate treatment unit. The electronic electroplating wastewater is treated through the grille, the adjusting tank, the coagulation reaction device, the settlement and membrane separation device, the ozone oxidation tank, the ozone digestion device, the cartridge filter and the RO device. RO fresh water is then reused on an electronic electroplating line. RO condensed water is effectively treated through the hydrolytic acidification tank and the contact oxidation tank and stably meets the primary specification GB8978-1996 of integrated wastewater discharge standard, and discharge requirements DB4426-2001 of discharge limits of water pollutants of Guangdong.

The invention discloses a high-potential and high-power thermal battery cathode material, which is prepared from the following raw materials by weight percentage: 50-95% of composite high-potential active cathode material, 4-49.5% of high-ionic-conductivity electrolyte and 0.5-20% of high-conductivity electronic conductive agent. The composite high-potential active cathode material is composed of,by weight percentage, 5-95% of FeF3 and 5-95% of FeF2. The high-ionic-conductivity electrolyte is LiF-NaF-LiCl or LiF-KF-LiCl eutectic molten salt. The thermal battery cathode material of the invention can significantly improve the monomer potential of thermal battery cathodes to more than 3.2V, significantly reduce the number of series monomers under high voltage, reduce the battery height, is not miscible with high-ionic-conductivity electrolyte, and has excellent high-power pulse carrying capacity, fast reaction characteristic and high-power load and fast activation capabilities.

The present invention discloses a moisture permeation and water proofing fabric, and a preparation process thereof. According to the fabric, a prime coat comprises: a polyurethane resin, butanone, toluene, water, 1,6-diisocyanatohexane and N-methylethanolamine; a first surface coating and a second surface coating comprise a polyurethane resin, butanone, toluene, water and N-methylethanolamine. The preparation process comprises: mixing 1,6-diisocyanatohexane and a main resin; mixing water and butanone to form a solvent; adding the solvent to the main resin mixing solution in at least 6 times; filtering the resulting mixed solution with a nylon net to obtain a filtered main resin solution; carrying out a deaeration treatment to form a prime coat slurry; blending a surface coating slurry with a matching solution viscosity of 3500-6000 mpas; coating the prime coat slurry on the surface of the base cloth to form the prime coat, and drying; coating the surface coating slurry on the surface of the prime coat in 2 times to form the surface coatings, and drying. In the prior art, micropores in the hydrophilic moisture permeation processing coating fabric are not uniform, and are easily expanded when contacting the water. With the present invention, the disadvantages in the prior art are solved, and the moisture permeation performance of the fabric is improved.

Polyethylene glycol terephthalate (PET) is plastic which is applied widely, the used waste PET is not rotted and difficult to degrade under the natural conditions and therefore causes serious environmental problems, however, the PET has environmental and economical dual benefit after being chemically modified and recycled. The process of preparing the active carbon from the waste PET is divided into carbonizing and activating two steps. The carbonizing process is mainly used for generating a carbon material by the raw material PET, and the activating process ensures that the carbon material is activated by an activating agent and that a duct structure is generated. In the carbonizing process, the temperature is 450 to 600 DEG C, the time is 90 to 150 minutes, and an alkali carbon ratio of 3-5: 1; and in the activating process, a chemical activation method is adopted, K2CO3 is used as the activating agent, the activating temperature is 750 to 850 DEG C, and the activating time is 45 to 75min. Through the treatment of the two processes, the active carbon with relatively high specific surface area and a relatively good aperture structure is prepared from the waste PET.

The present invention provides a method used for synthesizing p methoxyacetophenone with phenol. The method comprises the following steps: an acylating agent and the phenol react to prepare phenyl acetate with a catalyst; the phenyl acetate is recomposed and separated to prepare acetyl phenol; the acetyl phenol is used for preparing the p methoxyacetophenone through methoxylation. Compared with the traditional synthetic method of the p methoxyacetophenone, the method has the characteristics of low price in producing the raw materials, mild experimental conditions, less by-products in the experiment and high yield of the product.

A method for activating a restraint system in a vehicle, in which the restraint system is activated as a function of a speed, an activation characteristic, and at least one quantity derived from an acceleration signal, and in which the at least one quantity exceeds a threshold function that is set as a function of the impact speed and a required activation time. The activation characteristic of a particular accident type runs linearly to a first impact speed value. The activation characteristic runs with a second slope between the first impact speed and a second impact speed value, the first and the second impact speed value depending on the particular vehicle type.

Provided is a method of minimizing power consumed by each node in a wireless network when communicating with neighboring nodes.Unlike a conventional synchronous media access control (MAC), the present invention suggests an asynchronous MAC. Thus, the active duration of a node extends only when transmitting a large quantity of data and the extended active duration returns to the minimum active duration again after completing the data transmission.

The invention discloses a coconut shell carbonization material activation furnace. The coconut shell carbonization material activation furnace comprises a combustion chamber and a furnace body, wherein the furnace body comprises a furnace wall, a hearth and a cooling section, the combustion chamber and the hearth are communicated through a first gas pipeline, a carbonization section, an additional carbonization section and an activation section which are communicated with one another are arranged in the hearth, the carbonization section is communicated with a material feeding hole, a plurality of material channels are arranged in the carbonization section, a plurality of first filter screens are arranged in each material channel, the additional carbonization section is arranged at the lower part of the carbonization section, a plurality of second filter screens are arranged in the additional carbonization section, the activation section is arranged below the additional carbonization section, a wave-shaped plate body is arranged at the bottom of the activation section, a plurality of small holes are formed in the plate body, the cooling section is communicated with the activation section, and a material outlet is formed in the cooling section. The coconut shell carbonization material activation furnace is concise in structure, economical and practical, compared with the traditional activation furnace, the coconut shell carbonization material activation furnace has the activation rate increased by 20%, and besides, the quality of a coconut shell activated carbon finished product is high, and the surface of the coconut shell activated carbon finished product is not cracked.

The invention discloses a technique for shortening activation time of thermal batteries. An ignition strip on the periphery of a galvanic pile is turned upwards to the lower part of a mesopore asbestos pad; the ignition strip is directly burnt after an electric igniter is detonated; and heating substances in each single battery are ignited through the ignition strip from top to bottom, so that the thermal batteries are activated. According to the technique, traditional activation processes of detonating the electric igniter, igniting a heating plate, burning the ignition strip and finally igniting each single battery from top to bottom are changed into the processes of directly burning the ignition strip after detonating the electric igniter and then igniting each single battery from top to bottom, so that the activation time can be shortened by about 0.1-0.2 second; and the technique is simple in process, does not generate a redundant substance, and is of great significance in improvement of the activation time.

The invention discloses a reciprocating type rotary activation furnace, which solves the problem that high-quality active carbon is difficult to produce by using the existing activation furnace. The reciprocating type rotary activation furnace is characterized in that an inner tube shovelling plate, an inner activation tube, an outer activation tube, an outer tube shovelling plate, an inner tube material discharge device and an outer tube material discharge device are arranged in a furnace body. The reciprocating type rotary activation furnace has the advantages that the activation time can be exponentially prolonged without the ultra-long furnace body, and active carbon with high quality, stronger adsorption capacity and better adsorption selectivity is favorably produced; simultaneously, the material storage quantity of the furnace body in the unit volume is exponentially increased, and the yield is exponentially improved; and the outer periphery of the inner activation tube is the outer activation tube, and heat is transferred between the inner activation tube and the outer activation tube through an inner activation tube wall, so the furnace temperature is easily regulated, and the energy saving effect is realized.

The invention discloses a feed link, and a user equipment switching method, device and apparatus of a home satellite. The method comprises the following steps that a source gateway station interacts with a target gateway station; a switching moment T and / or a target cell activation time T' are determined, wherein the switching moment T is a moment when an old feed link is disconnected and a new feed link is established and initiated, and the target cell activation time T' is time delta required for a T + feed link establishment process; the source gateway station and the target gateway stationinitiate feed link switching at the switching moment T to indicate the user equipment to synchronize the target cell at T '. By adopting the method, the target gateway station can initiate the establishment process of the feed link to the same satellite, and service interruption caused by feed link switching is reduced as much as possible. Therefore, the switching time delay is shortened, and theservice continuity of the user equipment before and after switching is better guaranteed.

The invention provides a portable image pickup device which is capable of solving the lengthening of an activation time caused in accordance with a structure of a file system. When an operating system is activated, unused cluster information corresponding to real data stored in a hard disc drive ( 105 ) is acquired from an FSINFO region ( 103 ). Hence, it is possible to omit a work for retrieving an FAT region ( 124 ) in processing for initializing a file system, and thus it is possible to shorten a time required to initialize the file system. As a result, it is possible to shorten a time required for processing for activating the operating system, and it is possible to enhance mobility from a phase in which a power source of a portable image pickup device ( 1 ) is turned ON to a phase in which the portable image pickup device ( 1 ) becomes available.

The invention discloses an efficient genetic transformation method for agrobacterium-mediated sugarcane calluses, and belongs to the field of tissue culture. According to the invention, by enhancing the Agrobacterium tumefaciens Vir gene induction activation level and the bacterial liquid dip dyeing strength of sugarcane calluses, the occurrence frequency of transgenic events is greatly improved; an antioxidant is added into subsequent co-culture, screening and differential culture media to inhibit callus browning caused by agrobacterium-enhanced dip dyeing, so that the survival rate and the differentiation capacity of the dip-dyed calluses are obviously improved; a double-marker screening system with a green fluorescent protein marker EGFP gene and a herbicide glufosinate-ammonium resistance marker Bar gene at the same time is adopted, positive transgenic calluses are visually and nondestructively screened by using an EGFP marker, positive transgenic differentiated seedlings are screened by using Bar marker resistance, the accuracy of transgenic event screening is remarkably improved, and the screening efficiency is improved. And finally, the efficient genetic transformation of the agrobacterium tumefaciens mediated sugarcane callus is realized.

The invention discloses a long-activation-period water-based two-component polyurethane curing agent as well as a preparation method and application thereof. The preparation method comprises the following steps: uniformly mixing monofunctional hydrophilic polyether and a diisocyanate monomer at room temperature, adding a catalyst, conducting heating to 50 DEG C and 90 DEG C, conducting reacting for 1-4h until the NCO content of the system reaches a theoretical value, adding a polymerization inhibitor, conducting cooling to room temperature, and conducting discharging, and adding a polyisocyanate curing agent accounting for 80-99.5% of the total mass of the raw materials into the obtained product to prepare the long-activation-period water-based two-component polyurethane curing agent. The non-ionic hydrophilic long-chain-containing isocyanate compound is introduced into the isocyanate curing agent and matched with the water-based hydroxyl resin for paint preparation, and the reaction speed of -NCO and -OH is reduced in the film forming process due to the shielding effect of a hydrophilic long chain, so that the activation time of paint preparation is prolonged, the gloss of a coating can be reduced, and the construction performance of the curing agent is improved.

The invention discloses a water-dispersible polyisocyanate curing agent as well as a preparation method and application thereof. According to the water-dispersible polyisocyanate curing agent, a sulfonate modified diisocyanate prepolymer, micromolecular polyol, a polyisocyanate prepolymer, a delayed curing aid and a defoaming agent are used as raw materials, and the sulfonic group modified polyisocyanate curing agent with polyfunctional-NCO groups at the end is prepared. The water-dispersible polyisocyanate curing agent disclosed by the invention is used as a cross-linking component in production of polyurethane products, and can be matched with hydroxyl-containing water-based resin to prepare two-component water-based polyurethane quick-drying paint, and the prepared quick-drying paint has the advantages of longer activation period, high drying speed, high hardness, easiness in polishing, no adhesion to abrasive paper and the like; the aqueous dispersion is mainly applied to priming paint, anti-corrosion paint, automobile refinishing paint, wooden furniture paint and the like of various coating systems, and can also be used for other rapidly-crosslinked aqueous dispersions.

A neutron activator for neutron activation of a material, the neutron activator being configured to produce neutrons from an interaction with a proton beam (7), the neutron activator comprising:a neutron source comprising a metallic target (1), anda Beryllium first reflector-moderator (4) peripheral to the neutron source and comprising a neutron activation area (10) configured to accommodate the neutron source and the material to be activated, the neutron activation area (10) of the first reflector-moderator (4) comprising a bore configured to accommodate the neutron source.

The invention discloses a method, device and device for switching user equipment of a feeder link and a home satellite, including: a source gateway station interacts with a target gateway station, and determines the switching time T and / or the target cell activation time T' , wherein, the switching time T is the time when the old feeder link is disconnected and the new feeder link is established, and the target cell activation time T' is T + the time delta required for the feeder link establishment process ; The source gateway station and the target gateway station initiate feeder link switching at the switching time T, instructing the user equipment to synchronize the target cell at T'. By adopting the invention, the target gateway station can initiate the establishment process of the feeder link to the same satellite, and the service interruption caused by the switchover of the feeder link can be reduced as much as possible. The handover delay is reduced, and the service continuity of the user equipment before and after the handover is better guaranteed.

The invention discloses a method for surface treatment of wireless charging flexible circuit boards, which comprises the following steps: a slightly sticky film is pasted on each flexible circuit board before gold depositing treatment of the flexible circuit boards; S2, windows are opened at the positions of the pads of the flexible circuit boards, wherein the positions and sizes of the windows ofthe slightly sticky film are the same with those of the windows of a covering film; S3, the flexible circuit boards are treated by plasma and grinding; S4m the slightly sticky films on the flexible circuit boards are torn open, and the flexible circuit boards are sandblasted; S5, gold depositing treatment is carried out on the flexible circuit boards, two flexible circuit boards are placed on each grid of a hanging basket, and the flexible circuit boards are placed in an activation cylinder for gold deposition in a way in which the back is exposed relative to the pad surface; and S6, the flexible circuit boards are taken out, and whether the flexible circuit boards are good or bad is checked. The method of the invention can improve the quality of products, has high production efficiency,and is suitable for mass production.

The invention discloses a coconut shell carbonization material activation furnace. The coconut shell carbonization material activation furnace comprises a combustion chamber and a furnace body, wherein the furnace body comprises a furnace wall, a hearth and a cooling section, the combustion chamber and the hearth are communicated through a first gas pipeline, a carbonization section, an additional carbonization section and an activation section which are communicated with one another are arranged in the hearth, the carbonization section is communicated with a material feeding hole, a plurality of material channels are arranged in the carbonization section, a plurality of first filter screens are arranged in each material channel, the additional carbonization section is arranged at the lower part of the carbonization section, a plurality of second filter screens are arranged in the additional carbonization section, the activation section is arranged below the additional carbonization section, a wave-shaped plate body is arranged at the bottom of the activation section, a plurality of small holes are formed in the plate body, the cooling section is communicated with the activation section, and a material outlet is formed in the cooling section. The coconut shell carbonization material activation furnace is concise in structure, economical and practical, compared with the traditional activation furnace, the coconut shell carbonization material activation furnace has the activation rate increased by 20%, and besides, the quality of a coconut shell activated carbon finished product is high, and the surface of the coconut shell activated carbon finished product is not cracked.