153results about How to "Does not consume resources" patented technology

The invention relates to hydrocracking of lignin, and specifically relates to a method for applying a tungsten-based catalyst to catalyze lignin hydrocracking for producing an aromatic compound. The catalyst comprises a main active component of non-zero-valent tungsten, and a second metal component of a small amount of one or more transition metals selected from zero-valent nickel, cobalt, ruthenium, iridium, palladium, platinum, iron, and copper. According to the method, raw materials such as lignin, biomass hydrolysis residue, lignosulfonate, and alkaline lignin are subject to catalytic hydrogenation under a hydrothermal condition with a temperature of 120 to 450 DEG C and a hydrogen pressure of 1 to 20MPa; the raw materials are cracked into C6-C9 phenolic compounds with high selectivity. A maximal phenol yield reaches 55.6%. Compared to existing technologies, according to the invention, renewable natural biomasses are adopted as raw materials, such that the raw materials are cheap, and have wide sources; inorganic acid and alkali are not required, such the production of a large amount of alkaline solution in traditional lignin catalysis is avoided; the tungsten-based catalyst is cheap; the reaction process is green, and has atom economical characteristics.

The invention discloses an industrial flue gas purification, desulfurization and denitrification integrated device and a working method thereof. A section of pretreatment flue is additionally arranged on a flue in front of an absorption tower, and the outlet of the pretreatment flue is connected to the inlet flue of the absorption tower in a downward gradient mode; an ozone spraying device and a pre-spraying device are arranged in the pretreatment flue from the inlet in turn; and the ozone spraying device is connected with an ozone generator through a gas transmission pipeline and converts SO2 into SO3 sulfide which is freely soluble in water, the pre-spraying device absorbs SO3 which is freely soluble in water and converts the SO3 into H2SO4, namely sulfuric acid, and flue gas is cooled simultaneously, so that the aim of removing nitrogen oxide and sulfur dioxide is fulfilled. The device can efficiently remove the nitrogen oxide, has an obvious effect of removing particulate matters such as the sulfur dioxide, dust and the like, and is desulfurization and denitrification equipment with a wide application prospect.

The invention discloses a preparation method for manufacturing building board by utilizing mine tailing residue. The following raw materials are used by weight ratio: 30-75% of tailing residue and 25-70% of additive; brine with the weight percent concentration of 25-28% is utilized to stir the material into paste, the paste is placed into a mould to be rolled and moulded, and the tailing residue is one or more than one of gold slag, copper slag and ferrum slag. The invention utilizes tailing residue to produce building board, massive tailing residue is consumed, pollution harm of tailing discharge is solved, the produced building board has low cost and high strength, tailing residue can be made into various building boards by utilizing the technology, and various building section bars, stone pillar, brick and lattice prism used for historic building restoration as well as modern city sculpture, roman column pendant, external decorative wall, leisure chair, rail and sidewalk lattice brick can be cast.

The invention relates to a material for building a movable house, in particular to a magnesium light synthesis flame retardant floor plate and a process for preparing the same, wherein magnesia, magnesium chloride, gypsum powder, saw dust, phosphoric acid, oxalic acid, tri-sodium, triethanolamine, resin glue and water are mixed according to the weight ratio of 20Kg:15Kg:4Kg:10Kg:2Kg:0.3Kg:0.2Kg:0.4Kg:0.1Kg:1.5Kg:15Kg, and made to be the magnesium light synthesis flame retardant floor plate with the specification of 1530mmx75mmx38mm by taking two bamboo bars as ribs. The invention has the advantages of reducing the consumption of timber source and eliminating the risk of fire accident, along with little noise, cleanness and sanitation.

The invention belongs to the technical field of thermal treatment quenching and cooling, and provides a water-soluble quenching agent. The water-soluble quenching agent is water solution containing starch and sodium hydroxide, wherein the content of the starch is 5-25g/L, and the mass ratio of the sodium hydroxide to the starch is (0.1-12):1. When the mass ratio of the sodium hydroxide to the starch is more than 0.5:1, sodium chloride can be used for replacing part of sodium hydroxide to form the water solution consisting of the starch, the sodium hydroxide and the sodium chloride. The water-soluble quenching agent is mixed water solution containing organic matters and inorganic matters, and through the change of the concentration, the cooling speed can be adjusted in a very wide range, and the cooling property with higher cooling speed than that of water and lower cooling speed than that of oil can be obtained. The invention overcomes the defects that the oil has high price, easy to combust and seriously pollutes the environment as well as the high-temperature cooling speed of the water solution of the inorganic matters is difficult to reduce.

The invention provides a server multithread parallel data processing method which comprises the following steps: step 1, when server threads are started, starting one data receiving thread, one data distribution thread and one data processing thread pool containing multiple data processing threads, meanwhile opening a dynamic storage region used for storing the received client data, and dynamically managing the storage region according to an FIFO (First In First Out) mode; step 2, enabling the data receiving thread to intercept and receive data packets transmitted by a client by virtue of a socket, directly putting the data packet into the data storage region and then immediately returning to continue to intercept and receive client data; step 3, polling the dynamic storage region by virtue of the data distribution thread.

The invention discloses a method for realizing a row lock of a database in order to reduce system overhead. For example, the method can include the first step of responding to a transaction request, received into the database, of a data row and judging whether the row lock occupied by the data row exists according to the corresponding relation between the data row recorded in a row lock recording region and the row lock occupied by the data row, the second step of obtaining an idle row lock if the row lock occupied by the data row does not exist, and enabling the idle row lock to be the row lock occupied by the data row according to the corresponding relation between the data row recorded in the row lock recording region and the idle row lock, the third step of obtaining the row lock occupied by the data row according to the corresponding relation if the row lock occupied by the data row exists, the fourth step of returning the row lock occupied by the data row, and the fifth step of responding to and judging whether transactions of the data row are completely executed and canceling the corresponding relation between the data row recorded in the row lock recording region and the row lock to enable the data row to cancel occupation on the row lock. In addition, the invention further discloses a device for realizing the row lock of the database.

The invention relates to a task scheduling method for a wireless sensor network node. The method is realized based on a special operating system based on a wireless sensor network, wherein the special operating system comprises a binary code translation tool and an operating system kernel, the binary code translation tool runs on a base station node and provides a pretreatment for an application program; the operating system kernel runs on a sensor node and provides a series of kernel services; and the binary code translation tool and the operating system kernel act together to realize preemptive multi-task scheduling in the sensor node. The task scheduling method overcomes defects in the prior art, and realizes functions similar to the time-sharing, concurrent and preemptive multi-task scheduling functions of the traditional operating system. Each task has an independent time slice in the execution process, the information of the time slice is maintained by the operating system, the task does not need to concede the execution right, and the operating system can automatically suspend the task used by the time slice and switch to another task, thereby meeting the multi-task requirement of the application program.

The invention belongs to the field of message pushing and provides a method, device and system for message pushing. The method comprises the steps that a pushing command and pushing content which are sent by a pushing server are received, wherein unique identification of a terminal needing message pushing is carried by the pushing command; when a terminal network corresponding to the unique identification of the terminal needing message pushing is online, the pushing content is sent to the terminal through TCP long connection established with the terminal. According to the method, device and system for message pushing, power consumption of the server can be reduced.

The invention discloses a nutrient jelly containing microalgae DHA (Docosahexaenoic Acid) and a preparation method thereof. The nutrient jelly comprises the following components of 0.002-0.0105 percent of the microalgae DHA, 0.20-0.50 percent of hydrophilic colloid, 10.0-15.0 percent of sweetening agent, 0.25-0.50 percent of acidity regulator, 0.02-0.05 percent of preservative, 0.005-0.012 percent of antioxidant and 0.1-0.3 percent of flavor composition. The preparation method disclosed by the invention comprises the following steps of: uniformly mixing the sweetening agent, the hydrophilic colloid and the preservative, then adding the mixer in water and uniformly stirring; heating the mixer until the hydrophilic colloid is completely dissolved; reducing the temperature to be 75-85DEG C; adding microalgae DHA powder, the antioxidant and the acidity regulator; adding to a certain weight with water; filling, sealing, sterilizing, fishing, leaching and cooling the mixer; and after the mixer is qualified by the inspection, obtaining the nutrient jelly containing the microalgae DHA. The nutrient jelly obtained by improving the formula and the preparation process retains original mouthfeeling within the guarantee period without adverse off flavor; and the microalgae DHA has favorable stability within the guarantee period of the jelly without influencing the mouthfeeling and the flavor of the jelly.

The invention relates to a quick response method and device of a vehicle-mounted display system based on an operating system. The vehicle-mounted display system comprises a liquid crystal instrument,and the method comprises the following steps that S1, a first trigger signal is received, the vehicle-mounted display system pre-starts an operating system and is connected with a power supply of theliquid crystal instrument, and pre-starting of the operating system only comprises running of the operation system kernel and loading of files; and S2, a second trigger signal is received, and the liquid crystal instrument is controlled to display a corresponding graphic picture by the vehicle-mounted display system according to the second trigger signal. According to the method, the operating system is pre-started in advance according to the first trigger signal, the kernel is operated, and preparation is made for quickly displaying the driving information. And when the second trigger signalis received, the liquid crystal instrument can obtain a quick response without waiting, so that the satisfaction degree of a user is greatly improved.

The method of burning methanol in an ignition type engine includes the following steps: 1. heating methanol reforming catalyst inside the methanol reformer with electrothermal PTC element and maintaining the temperature at 200-300 deg.c; 2. jetting methanol into the reformer for reaction to produce reformed methanol gas containing hydrogen and CO; 3. mixing the reformed methanol gas and air inside the inlet manifold to form mixed inflammable gas; 4. starting the engine to burn the mixed inflammable gas; and 5. jetting more methanol to form mixed inflammable gas essential for the engine in raised load, so as to make the engine burn mixed gas of nitrogen, CO, methanol and air. The present invention improves the cold start performance of engine burning methanol, eliminates formaldehyde exhaust pollution, raises the burning efficiency, lowers the furl consumption, reduces exhaust pollution and saves petroleum resource.

The invention belongs to the technical field of networks, and particularly relates to a method for implementing microphone detection on a web page. The method comprises the following steps of: accessing the web page by a user, automatically loading a Flash plug-in, performing local microphone detection through the Flash plug-in by calling a microphone operating application program interface (API), and then returning the detection result to the web page so that the web page can acquire the detection result of the microphone. The method can be used for directly detecting the local microphone on the web page, and has strong timeliness and accuracy.

The invention discloses a method and a device for automatically diffusing resources, belonging to the field of network communication. The method comprises the following steps: an original point-to-point P2P client side downloads network resources from a network resource server, acquires the configured diffusing P2P client side from a P2P seed server and pushes the network resources to the diffusing P2P client side automatically. The device comprises the original P2P client side and the diffusing P2P client side. The proposal provided by the implementation of the invention acquires the network resources from the network resource server by the original P2P client side firstly, and then automatically diffuses the network resources to the P2P client side in a P2P system, thus guaranteeing that multiple P2P client sides provide resources and do not consume the resources of the network resource server when other P2P client side acquires the network resources by the P2P transmission technology, reducing the cost of the network resource server, improving downloading speed and further improving the use experience of a user.

The invention aims at providing an OFDM signal transmitting power division method which is capable of following real-time change of a time-varying channel and low in power consumption. The provided OFDM signal transmitting power division method is divided in to a preset stage and a real-time stage. In the preset stage, Pbit-H<2>a correspondence under optimal power division is obtained by estimation. In the real-time stage, the Pbit-H<2>a correspondence is utilized, corresponding Pbit is rapidly obtained according to R required by system and instant H<2>a, further total initial transmitting power is determined, initial power is allocated to each sub channel according to ratio of square of gain of each sub channel, and greedy algorithm is adopted on the basis.

The invention discloses a piezoelectric drive type miniature thermoacoustic refrigerator. The piezoelectric drive type miniature thermoacoustic refrigerator is mainly composed of a piezoelectric buzzer, resonator tubes, a regenerator and heat exchangers. The piezoelectric buzzer, the hot-end resonator tube and the hot-end heat exchanger are sequentially connected; the regenerator is located between the hot-end heat exchanger and the cold-end heat exchanger; the rear portion of the cold-end heat exchanger is connected with the resonator tube with one open end and one closed end, and therefore the thermoacoustic refrigerator forms a closed loop and standing waves are generated in the loop. According to the related knowledge of the thermoacoustic theory, a pump heating effect is generated in the regenerator through the standing waves, so that a temperature difference is generated between the two ends of the regenerator, and the refrigeration effect is achieved through heat exchange between the cold-end heat exchanger and the outside as well as between the hot-end heat exchanger and the outside. The refrigerator is simple in structure, free of any moving component, miniaturized, environmentally friendly, and suitable for heat dissipation of electronic elements.