143results about How to "Big play" patented technology

The invention provides a method for controlling the frequency of a frequency converting air conditioner, which comprises the following steps: determining limit frequency; determining temperature controlling frequency; allowing the temperature controlling frequency of the compressor to be an operation frequency, wherein the operation frequency can not exceed the limiting frequency. The method for controlling the frequency of the frequency converting air conditioner controls the running frequency of the air conditioner according to the change rate and a temperature difference value of room temperature, has the characteristics of small change fluctuation of the room temperature, low cost and the like, and gives full play to the energy efficiency of the frequency converting air conditioner and simultaneously protects the safety of electrical appliances effectively.

The invention discloses an unsymmetrical lithia battery. The battery takes lithium peroxide as a positive pole active material, lithium peroxide and a catalyst which are uniformly mixed are loaded on a porous carbon material so as to form a positive pole, the material capable of realizing deintercalation of lithium ions is taken a negative pole, and the weight content of lithium peroxide is 1-50% in a composite material. According to the invention, the discharging product lithium peroxide of the traditional lithia battery is directly used as the positive pole active material, the pole material of the traditional lithium ion battery, which is capable of realizing deintercalation of lithium ions, is taken as the negative pole, the damage of negative pole lithium dendrites of a lithia battery to the battery is solved, and meanwhile, the controllable distribution of the discharging product is realized, an unblocked oxygen diffusion channel is guaranteed, and the charge-discharge capacity and cycle performance of the lithia battery are effectively improved.

The invention relates to a heterogeneous simulation system for simulation training in large scale air force battlement. The simulation system includes a model development subsystem, an information supporting service subsystem, a system monitoring and managing subsystem. The model development subsystem provides an environment for development models, and is used for developing battlefield environment models, operation entity models and operation behavior rule models that are used in simulation trainings; the information supporting service system adopts the method of data distributing service and time management mechanism to realize interaction of internal information of the simulation system; the system monitoring and managing subsystem is used for monitoring simulation station position state and simulation operation condition, and managing data in the course of simulation training. The system of the invention is conducive to the realization of a heterogeneous superlarge scale air force battle simulation system, and is not only applicable to the demonstration of development requirements of air force armament equipment, and is also applicable to deduction of large scale united air force battle tactics, and warfare training involving party A and party B or multiple parties.

The invention provides a variable frequency air conditioner and a frequency control method thereof. The variable frequency air conditioner comprises an indoor machine part, an outdoor machine part, and a frequency setting device and a frequency display device which are connected with the indoor machine part, wherein the indoor machine part and the outdoor machine part are connected by a connecting wire. The frequency control method includes the following steps: running a set frequency and displaying the running frequency; monitoring and correcting the running frequency. Under the conditions of proper indoor environmental temperature, set temperature and indoor evaporator temperature, the variable frequency air conditioner and the frequency control method thereof of the invention allow a user to artificially set the running frequency of the air conditioner by the frequency setting device, enables the energy efficiency of the variable frequency air conditioner to be furthest played and can not damage a compressor; besides, the user can control the current actual running frequency of the air conditioner; therefore, the invention has the advantages of energy conservation and humanization.

The invention provides an eight-rod-connecting type non-contact satellite platform configuration and an assembling method. The eight-rod-connecting type non-contact satellite platform configuration comprises an upper connecting plate, a lower connecting plate, four same vertical mounting force actuators and four same horizontal mounting force actuators; both the vertical mounting force actuators and the horizontal mounting force actuators are connected between the upper connecting plate and the lower connecting plate and are arranged in a circumference manner; the vertical mounting force actuators and the horizontal mounting force actuators are arranged along the same circumference in a staggered and orthorhombic manner; the vertical mounting force actuators are vertical to the horizontal mounting force actuators. The eight-rod-connecting type non-contact satellite platform configuration implements complete isolation of an effective load on platform vibration and interference response, can be applied to spacecrafts with high-resolution sensitive effective load, such as a very-high accuracy remote sensing satellite, a deep space exploration astronomical telescope and the like, and can greatly improve exploration performance of spacecrafts.

The invention provides an intelligent control method of a refrigerating and heating recovery mode of an air conditioning unit. By using the method, the hot water can be made and taken flexibly, and the judgment and control are accurate and have no error; the operation state of the module can be automatically controlled by each module of the air conditioning unit according to the actual condition;the air conditioning unit comprises a control system, a heat exchanger, a throttling device, a compressor, a hot water heat exchanger and a coolant pipeline. The intelligent control method comprises a refrigerating and heating recovery mode, when the air conditioning unit is operated in the refrigerating and heating recovery mode, according to the actual operation condition, the control system automatically enters the operation states of standby, or refrigerating, or refrigerating heating recovery, or heating water through judging the comparison of air conditioning water intake temperature T_C, the refrigerating starting-up temperature T_CK preset by the air conditioning unit and the refrigerating machine halting temperature T_CK, and the temperature interval control unit after judging the comparison of the hot water tank temperature T_R, hot water starting-up temperature T_RK preset by the air conditioning unit and hot water machine halting temperature T_RT.

The invention relates to an emergency dispatching method of increasing the power grid transmission capacity, belonging to the electric power system dispatching automation field. Firstly, an extremity transfer capacity of a main transmission section of a power grid is scanned online, so as to gain a transmission margin; secondly, a load increment of future time is calculated via ultra-short term load forecasting to determine a total power generation adjustment quantity of the power grid of the future time; then, an output adjustment quantity of a generator of next period according to the number of the transmission section whose the transmission margin is less than a setting value and the difference of the kinds of restrictive factors of each transmission section, when the power grid is provided with: the transmission margin of one transmission section is less than the setting value and is a static security constraint; the transmission margins of a plurality of transmission sections are less than the setting value and are the static security constraint; the transmission margin of one transmission section is less than the setting value and is a transient stability constraint. The method of the invention can improve the transmission capacity of the transmission section when the transmission margin of the main transmission section of the power grid is insufficient, so as to reduce or avoid the phenomenon of the restriction of electricity.

The invention relates to a heat-conducting wave-absorbing silica gel composite material, which is a magnetic heat-conducting wave-absorbing material formed by taking magnetic boron nitride nanosheets,heat-conducting powder and MXene nanosheets as raw materials through directional arrangement. The invention also discloses a preparation method of the heat-conducting wave-absorbing silica gel composite material. The heat-conducting wave-absorbing silica gel composite material disclosed by the invention is a magnetic heat-conducting wave-absorbing material after directional arrangement, and due to the adoption of the magnetic boron nitride nanosheets, directional arrangement can be carried out through a magnetic field, the heat-conducting property of boron nitride can be greatly exerted, andthe heat conductivity coefficient of silica gel is obviously improved under the condition of a relatively low filling ratio.

The present invention relates to a heterogeneous simulation method, which is used for simulation training of large-scale air force campaigns. The method comprises: developing a battlefield environment model, a combat entity model and a combat behavior rule model, which are used in a simulation training process; by using an information support service subsystem, a manner of a data distribution service and a time management mechanism, implementing interaction of internal information of a simulation system; and monitoring a simulation stage state and a simulation running condition, and managing data in the simulation training process. The heterogeneous simulation method for an ultra-large-scale air force campaign not only can be used for demonstration of air force weapon equipment development demands but also can be used for deduction of large-scale joint air force combat strategies and red and blue parties or multi-party combat training.

The invention discloses a special nutrient block for dairy cows in Qinghai-Xizang region and a preparation method thereof. The special nutrient block for dairy cows in the Qinghai-Xizang region comprises the following components in parts by weight: 600-800 parts of salt, 80-130 parts of bentonite, 5-8 parts of copper sulfate which contains 25% of copper by mass ratio, 6-9 parts of zinc sulfate which contains 34.5% of zinc by mass ratio, 3-5 parts of manganese sulfate which contains 31.8% of manganese by mass ratio, 14-20 parts of potassium iodide which contains 2% of potassium by mass ratio, 3-6 parts of sodium selenite which contains 1% of sodium by mass ratio, 1-8 parts of cobalt chloride which contains 1% of cobalt by mass ratio, 3-7 parts of ferrous sulfate which contains 30% of iron by mass ratio and 80-130 parts of molasses.

The invention discloses high-thermal-conductivity die-casting magnesium alloy and a preparation technology thereof. Chemical components of the high-thermal-conductivity die-casting magnesium alloy comprise, by mass, 8-13% of Zn, 0.1-1% of Ca, 0-1% of Mn, 0-1% of La, 0-1% of Ce and the balance Mg, wherein the content of Mn, the content of La and the content of Ce are not zero at the same time. The magnesium alloy is suitable for die casting and has excellent mechanical properties and high thermal conductivity, the thermal conductivity of the magnesium alloy at room temperature can reach about two times that of commonly used die-casting AZ91, and the tensile strength of the magnesium alloy is similar to that of AZ91 magnesium alloy.

The invention relates to a human peripheral blood lymphocytes culture medium and the application thereof. The human peripheral blood lymphocytes culture medium of the invention comprises: RPMI1640 liquid culture medium 77-81.9%, bovine blood 10-14.9%, PHA 4-9%, non-sulfated glycosaminoglycan 2-5%, CPPs 2-5% and Double-resist 0.05-0.1%. The culture medium provided in the invention achieves a high lymphocyte conversion rate, a high lymphocyte split index and a good reagent stability; can obtain a human chromosome figure which can provide a firm basis to chromosome core type analysis and clinic diagnosis.

The invention discloses a collaborative filtering method based on item class scoring of users. According to the method, scoring of the item classes is introduced on the basis of a characteristic matrix, and the preference of the users on the item classes on the basis of the access frequency of the users is obtained according to subjective scores of the users, that is, real preference of the usersis obtained; the final similarity of the users is obtained according to the real preference of the users and the score similarity. By conducting test verification on a real data set and introducing the scores on the user characteristic matrix, the user preference can be reflected more accurately, the real scores of the users are predicted, and the accuracy of a recommendation system is improved. The method overcomes the defect that existing methods are used for recognizing interest and preference of the users only according to user objective behaviors and cannot truly reflect the user preference from the subjective aspect, and then the quality of the recommendation system is effectively improved.

The invention provides a ship for spreading a pesticide in a paddy field and relates to the technical field of agricultural machinery. The ship comprises a ship body, a power propulsion device, a direction control device, a medicament storage and discharge device and a radio control device, wherein the power propulsion device is arranged above the ship body, the direction control device is arranged behind the power propulsion device, the medicament storage and discharge device is arranged in front of the power propulsion device, and the radio control device comprises a radio control handle handheld by an operator and a radio receiving controller arranged on the ship body. Propulsion power of the ship is from an air flow which is produced by a propeller arranged above the ship body through rotation and flows backward at a high speed, usual underwater propeller propulsion is not adopted, and thus rice seedlings are avoided from being damaged by the propeller; and the bottom surface of the ship adopts a flat slope design, draft is shallow, straight advancing of the ship body in shallow water can be beneficially guaranteed, and the rice seedlings passing through the bottom of the ship receive extremely small downward pressure due to a flat ship bottom plane.

The invention relates to a metal cleaning agent and a preparing method thereof. Raw materials of the metal cleaning agent include 1%-20% of an organic solvent, 1%-5% of a corrosion inhibitor, 1%-7% ofan emulsifying agent, 1%-5% of a penetrating agent, 1%-10% of a dispersing agent, 1%-5% of a washing assisting agent, 1%-10% of a surface active agent, 0.5%-3% of a chelating agent and the balance water. The preparing method includes the following steps that the washing assisting agent and the organic solvent are evenly mixed, then the surface active agent, the dispersing agent, the emulsifying agent, the corrosion inhibitor, the penetrating agent, the chelating agent and the deionized water are added and evenly mixed, and the metal cleaning agent is obtained. The metal cleaning agent has thebeneficial effects that the heavy oil dirt removing capability is high, and the cleaning speed is high; and in addition, the beneficial effects that the metal corrosion resistance is good, and biodegradability is achieved are achieved.

The invention belongs to the technical field of firecrackers and provides an integrated firecracker in order to solve the problems that a current integrated safe and environment-friendly firecracker is low in repeated utilization rate and safety coefficient and the like. An integrated firecracker monomer comprises a tube body and a lead; a partition forming an integrated structure with the tube body is arranged in tube body made from tough plastic, and divides the interior of the tube body into an upper cavity and a lower cavity; explosives are arranged in the upper cavity, and a solid lead structure is arranged in the lower cavity; the partition is provided with a lead hole; the lead is led out of the tube body through the lead hoe and the solid lead structure from the explosives; and the end portion of the upper cavity is provided with a sealing layer. The integrated firecracker is made from the tough plastic, the tube body is not damaged after the integrated firecracker is set off, and the firecracker can be repeatedly utilized after being set off. The integrated firecracker is simple in structure and integrally formed, an injection mold of the integrated firecracker is simple in structure, the making process is simplified, and the production cost is also greatly reduced. Safety is greatly improved, and casualties are not prone to be caused.

The invention provides a multifunctional tea leaf picking and tea tree maintaining machine which comprises a manipulator, a driven microprocessor and a platform carrying vehicle, the manipulator is provided with a display screen, a control rod and a master control microprocessor, the machine has the functions of picking up a tea leaf and maintaining a tea tree, and fulfills multiple functions of applying a fertilizer, spraying a pesticide, clearing up branches and loosening the soil in one machine, automated control is adopted to save labor force, in addition, the height is automatically adjusted to adapt to tea ridges of different heights.

The invention discloses a skin-whitening skin-tendering freeze-dried facial mask containing adenium obesum essence and a preparation method thereof. The facial mask contains freeze-dried powder. The freeze-dried powder comprises the following components: 0.1-15 parts of adenium obesum leaf cell extract, 0.1-5 parts of hydroxyethylurea, 0.5-5 parts of PEG / PPG / polybutylene glycol-8 / 5 / 3 / glycerol, 0.1-5 parts of glycerol, 0.1-8 parts of sodium hyaluronate, 0.5-5 parts of a natural thickener, 0.1-5 parts of papain, 0.1-3 parts of calcium pantothenate, 0.1-3 parts of urea, 0.1-5 parts of caprylyl glycol, 0.1-5 parts of amino acids, 0.1-5 parts of moisturizing factors, 0.1-5 parts of ethylhexylglycerin and 5-60 parts of water. After being used, the freeze-dried facial mask disclosed by the invention makes the skin healthy, white, fine, smooth and compact, and can delay aging, repair damaged cells and enhance the resistance of the skin with long-time use.

The invention provides a graded storage injection molding machine. The injection molding machine comprises a barrel capable of plasticizing the materials, a molten material tube, a storage cylinder capable of storing the material in a grading manner, and an injection cylinder, wherein plungers are flexibly sleeved in the storage cylinder and the injection cylinder respectively and connected with an oil cylinder, and the molten material tube is respectively and sequentially communicated with a discharge end of the barrel, the storage cylinder and the injection cylinder from the top to the bottom; a three-way change-over valve is arranged on the connection part of the molten material tube and the injection cylinder, and the injection cylinder is connected with a spray nozzle by the three-way change-over valve. The molten material which is plasticized by the barrel is stored in the storage cylinder and the injection cylinder in a grading manner, so that the plasticizing performance and the exhaust performance of the material are reliably ensured, and the quality of the materials is stable; simultaneously the barrel can continuously provide the molten material, and the plasticizing process of the materials and the quick filling of the storage cylinder with the molten material can be simultaneously performed in the machine injection pressure retaining period, so as to prepare for injection of the molten material in the next period. The graded storage injection molding machine is high-efficient and energy-saving and low in failure rate.

The invention relates to the technical field of agriculture, and in particular relates to a method for simply and efficiently producing seeds and cultivating hybrid rice. A weeding composite is prepared from ethoxysulfuron and butachlor and has an obvious synergism and can be used for effectively preventing and removing gramineous weeds, nutgrass flatsedge and broad-leaved annual weeds. According to the method, the cultivation measures of accurately applying nutrients, completely removing the weeds in a land once and enabling the fertilizer to be long-lasting are carried out to achieve the purposes of being simple in cultivating, accurate in applying and increasing of the production benefits. With the adoption of the method, the labor intensity is greatly reduced, the labor input is decreased, and thus the economic benefit is increased; the method is simple, convenient and easy to be carried out, convenient to operate, easily accepted by farms, and suitable for a large-scale seed production base, and can be widely popularized and applied.

A countercurrent extraction apparatus comprises an extraction tube; a propeller is disposed within the extraction tube; the propeller comprises a shaft and blades. The apparatus is characterized in that the blades are sheet-shaped, and the blades are arranged at interval on the surface of the shaft along the axial direction and in spiral arrangement. The sheet-shaped blades arranged spaced axially and spirally play the role of advancing the materials; the materials under the effect of such blades churn and spread out, so as to play a role in stirring; the materials churn from one side to the other side with the rotation of the propeller; although part of the materials rotate with the blades in place, the materials do not accumulate to one side at the same time because of spaced blades; continuous closely packed body can not be formed, and journal sticking effect can be avoided, so that blockage does not form in the extraction tube. Several tests prove that even if the total volume of the materials is greater than 80% of the total volume of the extraction tube, blockage does not appear, so that the efficiency of the extraction tube plays to the maximum, and the cost performance has been significantly improved.

The invention relates to an efficient heavy oil dirt cleaning agent, a preparation method thereof and a heavy oil dirt cleaning method. The efficient heavy oil dirt cleaning agent is composed of, by weight percentage, 1-1.5% of phosphate, 1-20% of surfactant, 0.1-5% of complexing agent, 0.1-5% of organic alkali, 0.1-2% of buffering agent, 4-10% of organic solvent and water as balance. The invention also provides the preparation method of the efficient heavy oil dirt cleaning agent. The invention also provides the heavy oil dirt cleaning method. The heavy oil dirt cleaning method applies the efficient heavy oil dirt cleaning agent to cleaning heavy oil dirt in a wiping or soaking manner. The efficient heavy oil cleaning agent is a low-phosphorous environment friendly cleaning agent, which can control the phosphorous content to a low level and meanwhile achieve efficient cleaning performance; meanwhile, the efficient heavy oil cleaning agent has the advantages of being high in biodegradability, free from metal carrion, toxicity and influent on paint surface and the like.

The invention provides an air purifier with a remote control function. The air purifier comprises a shell and a power supply source, a groove is formed in the side face of the shell, and a remote control switch is arranged inside the groove and connected with a power supply source. The air purifier is simple in structure; when being on the road, a user can remotely control the air purifier to be turned on to purify air of a room through communication tools like a cellphone; when the user reaches the room, the air of the room is clear after being purified, so that damage to the respiratory system of the user due to the fact that the air of the room is not purified when the user is back into the room is prevented, effect of the air purifier is brought into better play, and more help is provided for the user.

The invention discloses a microbial water purifying agent for sea cucumber cultivation water bodies, which comprises the following components in parts by mass: 30-40 parts of composite microbial bacterium solution and 30-80 parts of auxiliary material. The composite microbial bacterium solution is one or mixture of more of Bacillus subtilis solution, Bacillus lateraporus solution, Lactobacillus acidophilus solution and microzyme solution, and the effective viable count of each bacterium solution is 10<6>10<8> / ml; and the auxiliary material is one or mixture of more of bentonite, bean pulp and corn flour. The water purifying agent has favorable degradation actions on ammonia nitrogen, nitrites and other pollutants in the sea cucumber cultivation water body, and is capable of effectively inhibiting the pathogenic microorganism from growth, reducing the pathogens and enhancing the disease resistance of the sea cucumbers. The strains with high water purification efficiency and stable performance are reasonably compounded to maximally display the functional complementary actions of the strains; and the microbial water purifying agent has the advantages of reasonable formula and low price, and is suitable for popularization.

The invention relates to the technical fields of removal of heavy metal ions and degradation of organic pollutants in a sewage system, in particular to a pre-radiation grafting synthesis method of a nanometer TiO2-based catalyst for efficient adsorption-reduction of high-toxicity hexavalent chromium ions. The method comprises the following steps: (1) irradiating nanometer TiO2; (2) dispersing theirradiated nanometer TiO2 into emulsion containing a vinyl monomer. According to the catalyst prepared according to the method, high-valence and high-toxicity hexavalent chromium ions are transformedinto non-toxic trivalent chromium ions in an efficient and pollution-free way.

The invention relates to the technical field of electrostatic spinning and nanometer material systems, particularly relates to device for manufacturing nano-fiber membranes on a large scale, and discloses a large-scale electrostatic spinning machine which comprises a high-voltage electrostatic source, a spinning system with arrayed needles, a collecting system and an intelligent control system. The spinning system with the arrayed needles comprises a constant-flow pump module and a yarn forming module, the yarn forming module is connected with the constant-flow pump module, and an anode of the high-voltage electrostatic source is connected with the yarn forming module; the collecting system comprises transmission modules, a membrane forming layer and a conducting layer, the membrane forming layer is connected with the transmission modules, the conducting layer is fixed to the lower side of the membrane forming layer, and a cathode of the high-voltage electrostatic source is connected with the conducting layer by a conducting wire; the intelligent control system controls advancing and retreating actions of the constant-flow pump module, rotation and translation actions of the yarn forming module and clockwise rotation and anticlockwise rotation actions of the transmission modules, so that the membrane forming layer can directionally move under the control of the intelligent control system, fibers are collected, and membranes can be uniformly formed by the fibers. The large-scale electrostatic spinning machine has the advantages that the large-scale electrostatic spinning machine has low requirements on production conditions and the cost, is simple in operational process and high in production efficiency, and is intelligent and controllable, the texture of each membrane is uniform, and the like.

The invention discloses a down-hole liquid release device and a down-hole liquid release method for oil and gas fields and belongs to the technical field of oil and gas field development. The down-hole liquid release device filled with agents is connected to the lower part of a production pipe column and descends to the bottom of an oil well, a piston pump starts to work according to set parameters, and the agents are released into the oil well from a liquid storage pipe at a certain flowing speed and act on the oil well. Along with the release of the liquid agents, the quantity of the agents in the liquid storage pipe is decreased, the liquid level descends, a separating liquid piston moves downwards, and liquid in a shaft enters the liquid storage pipe through a liquid inlet pipe, so that the pressure balance of a system is ensured; the liquid entering the shaft cannot be mixed with the liquid agents in the liquid storage pipe due to the separating liquid piston.

The invention relates to a food micro-emulsion composition used as a bread modifier and a preparation method of the food micro-emulsion composition. The food micro-emulsion composition is used for bread preparation, and is composed of a mixtureof a water phase, an oil phase, LACTEM, single citric acid glyceride and bi-citric-acid glyceride. The preparation method includes the first step of preparing food micro-emulsion, specifically speaking, carrying out high-speed stirring on the components at 35-65 DEG C and enabling the components to be mixed evenly in a high pressure homogenization mode, then, cooling the components to the indoor temperature to obtain the food micro-emulsion, the second step carrying out ultrahigh pressure processing on the food micro-emulsion for 30s-30min, wherein the content of monoester in the LACTEM is over 80%, and the content of the single citric acid glyceride and the content of the bi-citric-acid glyceride account for over 60% of total ester. After the food micro-emulsion composition used as the bread modifier and the preparation method of the food micro-emulsion composition are used in the bread preparation process, the prepared bread has good softness, the ageing speed is low, and the softness can be maintained for more than 10 days.

The invention discloses a disposable circumcision anastomat, which comprises a knife edge, an internal ring and an external ring, wherein the end part of the knife edge has a medicine outlet. The disposable circumcision anastomat has a medicine injection hole communicated with the medicine outlet. The knife edge is a single or double knife edge. The end part of the knife edge is provided with a pegged tooth and the medicine outlet is formed on the pegged tooth. The knife edge is arranged on the external ring. The medicine injection hole is formed in the side wall of the external ring. The medicine injection hole is communicated with the medicine outlet through a channel. The knife edge is arranged in the inner ring, the medicine injection hole is formed in the upper part of the internal ring, and the medicine injection hole is communicated with the medicine outlet through a channel. When the disposable circumcision anastomat is used, medicine can be conveniently injected from the medicine injection hole at anytime and reaches a wound part through the medicine outlet. As the knife edge and the pegged tooth are closely connected with foreskin, the medicine can arrive at the wound part directly and the medicine effect can be fully played. Particularly, when skin on the inner side of a wound on the wound surface of the foreskin shrinks, the wound reaches to the knife edge; and when injected at this moment, the medicine can act on the wound face directly and produce effect quickly, so that the effect is optimal.

The invention discloses a preparation method of a dry water material based on silica gel and application of the dry water material as a fire extinguishing agent. The preparation method of the dry water material based on the silica gel comprises the steps that cheap industrial water glass is selected as a silicon source, pH is adjusted to 6-7 by alkali after chromatographic column of strong acid cation exchange resin, then the silicon source is mixed with hydrophobic nanosolid particles before gel and placed in a homogenizer for stirring, standing is carried out for 20-30 minutes after stirringis completed, and the dry water material based on the silica gel is prepared. Compared with a general dry water material, the dry water material based on the silica gel is more stable, storage time is longer, transportation is convenient, and the dry water material based on the silica gel has good fire extinguishing performance as the fire extinguishing agent.