423results about How to "Guaranteed reuse" patented technology

Disclosed are a DMRS processing method and device. A base station side pre-allocates one or more sequence identifiers and / or bandwidth information for a terminal side via a UE dedicated high layer signaling, the sequence identifier and / or bandwidth information being required for generating a DMRS sequence; and then the base station side utilizes at least one of the following indication methods to indicate the terminal side specific sequence identifier and / or bandwidth information employed to transmit the DMRS sequence: 1. using a bit in a downlink control indication signaling for the indication; 2. using the position of scheduled time domain and / or frequency domain resources for the indication.

The invention discloses a method for roadway driving along a goaf under an original roadway top plate of a fully mechanized top coal caving goaf. An air return roadway of a lower section and a conveying roadway of an upper section are arranged on an identical position, when a first mining face is stoped, the top plate of the roadway and the coal wall of one side of entity coal are maintained through coal filling sacks to be free from the damage of movement of overlying rock, and maintain the relative integrity. Top coal on an end socket support on one side of the roadway goaf is lowered down, and serves as a coal edge of one side of the roadway goaf after grouting reinforcement. After the first mining face is excavated, the overlying rock is stable in movement, and the pressure of the surrounding rock of the roadway is released completely, tunneling is then carried out on the coal filling sacks and the plumped bottom plate of the roadway, and the fact that tunneling work is carried out in a pressure relieved area is guaranteed. Compared with the prior art, the method has the advantages of being safe, efficient, small in coal loss, low in cost and high in quality of roadway projects. The method for the roadway driving along the goaf under the original roadway top plate of the fully mechanized top coal caving goaf is researched and finished through a project with the number of 51374137 of the Natural Science Foundation of China.

The invention provides a consumable chip and its data resetting method, as well as a consumable container. The chip comprises an electronic module and a light-emitting diode. The electronic module is provided with a control unit and a memory, which includes a first storage area and a second storage area. Consumable margin data are stored in the first storage area, and consumable margin predetermined value data are stored in the second storage area. At least one pin of the light-emitting diode is in connection with the electronic module, wherein, the electronic module is also provided with a data resetting unit. The method comprises that: the data resetting unit receives the on-off signal of the light-emitting diode, and judges whether the frequency of the on-off signal is higher or lower than a set value, if so, the resetting unit sends a data resetting signal to the control unit, which, after receiving the data resetting signal, writes the consumable margin predetermined value data stored in the second storage area into the first storage area to cover the consumable margin data. The consumable chip of the invention can ensure that the consumable margin predetermined value data can be written into the first storage area timely and guarantee stable working of the consumable container.

The invention discloses an all-digital simulation system and method for an infrared imaging system. The simulation system is composed of a simulation platform, a simulation member database, a simulation information table, a plurality of simulation members and a simulation client, wherein the simulation platform is used for comprehensively managing an overall simulation process; the simulation member database is used for storing simulation member information; the simulation information table is used for storing simulation configuration information; the simulation members integrate one or more simulation models and interact with the simulation platform by virtue of the simulation client. The simulation method comprises the following specific steps: building and registering the simulation members; configuring a simulation process; carrying out simulation propulsion on the simulation members by the simulation platform according to the simulation process; and after the simulation is completed, carrying out performance evaluation on the simulated system. The system and method disclosed by the invention have the advantages that the rapid establishing of a virtual prototype for the infrared imaging system can be completed by developed simulation members, and the independent simulation of a single subsystem, the joint simulation of a plurality of subsystems and the distributed collaborative simulation of the whole virtual prototype can be realized.

The invention provides a bearing washing machine. The bearing washing machine comprises a closed type box body, a first filter screen, a water pump, a rotary table, a first water pipe, a motor chamber rotary shaft and a hanging frame, and the bearing washing machine further comprises a hinge, a box door, a door handle and a water storage tank; and the box door is connected with the box body through the hinge, the door handle is located in the middle portion of the box door, and the water storage tank is located at the bottom of the box body. By means of the bearing washing machine, used water can be recycled to be reutilized, the water resource is saved, the water can be collected into the portion of a second water pipe by a sloping plate, water is convenient to recycle, bearing can be washed from multiple angles by means of the design of a nozzle, and the bearing washing quality is guaranteed; and the water cannot be splashed in the washing process due to the sealing structure of the box body, and dry of a working place is guaranteed. Compared with the prior art, the equipment investment cost can be reduced, the washing cost can be reduced, and the structure is simple.

The invention discloses a carbon ceramic brake shoe for an urban rail vehicle and a manufacturing method thereof. In the method, a continuous carbon fiber is taken as an enhanced fiber; pyrolytic carbon and an SiC ceramic material are taken as substrates; a pyrolytic carbon substrate is prepared with a chemical gas phase osmosis process; a ceramic substrate is prepared by adopting an orientation fused silicon impregnation method; and the ceramic substrate comprises the following components in percentage by weight: 12-24 percent of carbon fiber, 16-32 percent of pyrolytic carbon, 18-46 percentof silicon carbide, 6-19 percent of silicon-copper compound, 1-5 percent of titanized carbon and 2-12 percent of simple substance copper. The carbon ceramic brake shoe for the urban rail vehicle has higher heat resistance, wear resistance, moderate friction coefficient, stable braking and high environmental suitability. The manufacturing method is simple and practicable.

The invention relates to supporting and construction method of a steel sheet pile under soft foundation of a high flow plastic deep layer, and belongs to the technical field of building construction.The supporting and construction method of the steel sheet pile under the soft foundation of the high flow plastic deep layer comprises the steps of construction preparation, construction of guiding purlins, injection of a steel sheet pile, excavation and water drainage, foundation trench interior construction and removing of the steel sheet pile. The supporting and construction method of the steelsheet pile under the soft foundation of the high flow plastic deep layer is simple and easy to implement during the construction process, is easy to popularize, and can effectively stop water and prevent piping, and almost all supporting and protecting facilities can be reused after being disassembled.

The invention discloses a corrugated paper and a manufacturing method thereof. The corrugated paper is composed of the raw materials according to parts by weight: 45-60 parts of USA No.11 waste paper, 30-55 parts of EOCC and 10 parts of Chinese domestic high-grade carton paper. The technical scheme provided by the invention utilizes Chinese domestic high-grade waste carton paper, USA No.11 waste paper and EOCC as raw materials, thus not only ensuring the reuse of Chinese domestic high-grade waste carton paper, embodying circular economy, saving resources, and protecting environment; meanwhile, the strength of the corrugated paper is obviously improved, and the surface is fine and beautiful and is favourable for ensuring printing effect. All the technical links of the provided manufacture method do not have rigorous requirements, so that the manufacturing method is suitable for industrial production and can fully embody the technical effect of the corrugated paper.

The invention relates to a blotting material used for specific recognition of cells, and preparation and applications thereof. According to the blotting material, cells are taken as a template, cell culturing and cell immobilization technology are adopted to immobilize the cells on the surface of a substrate material, curing of a pre-polymerization system is carried out on the surface of the substrate material, the substrate material is removed via separation, and the template cells on the surface of an obtained cured polymer are removed so as to obtain a finished product. The blotting material is high in selectivity and stability, and can be used in identification, capturing, and enriching of cells.

The invention belongs to the technical field of metallurgical purification, and particularly relates to a polysilicon purification method. The method comprises the following steps: performing alloying smelting on metal and metallurgical silicon to obtain a silicon alloy; adding basic slagging agent into the silicon alloy used as a raw material, slagging, smelting, and purifying; and finally, keeping the temperature of the melt, cooling, and separating according to density difference to obtain high-purity silicon, the slagging agent and the silicon alloy, wherein the slagging agent and the silicon alloy can be recovered and used repeatedly. By adding a small amount of metal element into the metallurgical silicon, the metal element and the silicon can be formed into the alloy melt, thus effectively lowering the smelting temperature in the slagging and purifying process and reducing the crucible loss; in the cooling process, impurities have fractional condensation effect between the silicon and the alloy melt, thus effectively lowering the boron impurity content in the primary silicon and improving the purifying effect; and finally, based on the density difference among the silicon, the alloy and the slagging agent, the three phases are separated, thus obtaining the high-purity polysilicon, ensuring that the silicon alloy and the slagging agent can be used repeatedly, and avoiding the reagent consumption and alloy element loss in the subsequent acid washing and purifying process.

The invention provides a storage structure based telemetry data processing method. A universal telemetry data storage structure is provided to solve the adaptive problems of the telemetry data processing method in development and use, avoid a lot of repetitive parameter binding and processing work, solve the complicated problems in the data processing procedure, improve the reuse of the telemetry data processing method, and meet the use requirements of aircrafts of different models and different tasks.

The invention discloses electronic hardware with functions of encryption and data self-destruction and a data self-destruction method thereof. The hardware comprises a flash controller and an encryption / decryption self-destruction unit which is connected with the flash controller through an ATA or SATA interface, wherein the encryption / decryption self-destruction unit comprises an encryption / decryption module, a secret key management module, a parameter read / write module, a self-destruction order detection module, a self-destruction management module, a data channel cross switch module, a nonvolatile memory interface, an ATA or SATA equipment module and an ATA or SATA host machine module. The invention can flexibly add a data encryption self-destruction module under required occasions without influencing normal operation, erase the data without a host machine, select the data erasing speed and the data erasing content, increase the reliability for erasing the data, can not destroy memory medium after erasing the data, can protect the data at all levels, increase the flexibility of data confidentiality, and control the difficulty level of decryption algorithm.

An attachment (40, 40a, 40b) for a diagnostic (10) comprises a coupling section (42) configured for the detachable connection to a head region (14) of a diagnostic camera (10), and a dimensionally stable spacer (44) that is connected to said section and has a free end section (46).

The invention provides grinding equipment for the end face of a casting, and belongs to the field of grinding equipment. The casting is arranged on a rotating workbench which is provided with a plurality of clamping devices. The distances of the clamping devices to the center of the rotating workbench are different. The clamping devices are connected with a hydraulic system. Each clamping device is provided with at least two grinding heads which are connected to rotating motors. A loader and an unloader are arranged on one side of the rotating workbench. The equipment is connected with a controller. Through the grinding equipment for the end face of the casting, the grinding quality of the end faces of casting products is greatly improved, and meanwhile the grinding speed of the products is significantly increased, so that the high uniformity between the products is ensured.

The invention discloses a method for preparing immobilized enzyme from a zeolite imidazate skeleton compound. The method comprises the following steps: respectively preparing a 2-methylimidazole solution, a zinc acetate aqueous solution and a polyethylene glycol aqueous solution; centrifuging an enzyme stock solution, removing a supernate, adding the polyethylene glycol aqueous solution, carryingout ultrasonic treatment to obtain a polyethylene glycol / carboxypeptidase A compound solution, carrying out ultrafiltration on the compound solution, and transferring the polyethylene glycol / carboxypeptidase A compound into the 2-methylimidazole solution by using the 2-methylimidazole solution to form a mixed solution; and adding the zinc acetate aqueous solution into the mixed solution, magnetically stirring, performing steps of standing and aging, centrifugally collecting a solid product, washing with water, and drying the material to obtain the immobilized enzyme prepared from the zeolite imidazate skeleton compound. According to the method, the stability and the loading rate of the enzyme can be greatly improved, the storage time of the enzyme is prolonged, and the prepared zeolite imidazate skeleton compound-loaded carboxypeptidase A compound is simple in recovery operation, economical, efficient and high in reusability.

The invention discloses the application of citronella slag in cigarette manufacturing and a preparation method of tobacco leaves reconstituted from citronella. Citronella slag is extracted, solid and liquid are separated, and citronella extract and insoluble citronella slag are obtained; tobacco waste and tobacco stem raw materials are respectively extracted, the solid and the liquid are separated, and tobacco waste and tobacco stem extract is respectively obtained; then the obtained insoluble slag is respectively pulped, mixed, fried and dried, and a sheet paper base is obtained; coating liquid is mixed by concentrating tobacco extract, and is applied onto the sheet paper base; and the paper base is dried and sliced, and the tobacco leaves reconstituted from citronella are obtained. According to the application of citronella slag in cigarette manufacturing and the preparation method of tobacco leaves reconstituted from citronella, a novel approach of citronella slag resource utilization is opened up, the physical properties and the chemical component content of the obtained reconstituted tobacco leave paper base are very matched with the properties of cigarette, no any negative effects are brought to the reconstituted tobacco leaves, the cost is low, and the production cost of the tobacco leaves can be further reduced; and after the citronella slag is added into the reconstituted tobacco leaves, the aroma of the reconstituted tobacco leaves is improved, and the comfort level and the like of the obtained reconstituted tobacco leaves are improved.

The invention relates to the field of health and medical treatment, in particular to a nano-virus isolation spraying agent for a mask. The nano-virus isolation spraying agent is a new material for spraying on the surface of a common mask to be converted into a medical protective mask and is a spraying product and technology for transforming the surface of the common mask into a medical bacterial isolation mask after spraying and is an upgraded product of the medical protective mask. The nano-virus isolation spraying agent is prepared from the following raw materials in percentage by weight: electrostatic nano-fiber particles, tourmaline, an adhesive and the balance of water or alcohol. The nano-virus isolation spraying agent can be used for conventional common masks made of different materials, the application range is wide, the common masks have the virus protection function and the PM2.5 blocking capacity, haze gas is effectively prevented from invading, and repeated use of the masksis not affected.

The invention relates to an electronic hardware with function of quick self-destruction and a data erasing method thereof. The hardware comprises a flash controller, a flash chip array and a self-destruction module, wherein the self-destruction module comprises a self-destruction order ministering module, a data channel cross switch module and a flash control unit; the self-destruction order ministering module is connected with the flash controller; the input of a flash controlling unit is connected with the self-destruction order ministering module, and the output of the flash controlling unit is connected with the data channel cross switch module; and the input of the data channel cross switch module is connected with an address decoding unit and a bus expanding unit, and the output of the data channel cross switch module is connected with the flash chip array. The invention has modularized data erasing function, can flexibly use, does not need a host machine when erasing the data, has fast erasing speed and reliability, can not destroy a data-erased memory medium, and increases the confidentiality degree of the data.

The invention relates to a method for deep treatment of ammonian sewage, and the method belongs to the technical field of the environment protection. The invention conducts integration and innovation based on the traditional ammonian sewage treatment method and combines the physical, chemical and biological treatments, namely, an improved oxygen-poor and aerobic technique, film separation and biological treatment are adopted in the treatment of the eutrophic water which is low in BOD5, and then the eutrophic water is discharged or reused after the treatment under the standard. The invention has the advantages of low capital construction and work, good water treatment, no secondary pollution and state discharge standard conformity of the discharged water, etc., thereby being widely used in the treatment of the eutrophic water with the density of the BOD5 being 48.5mg / L.

The invention discloses a flue gas conditioning agent for flue gas mercury removal and a composite flue gas purifying method thereof. The flue gas conditioning agent is ammonium bromide powder or ammonium bromide solution. The flue gas conditioning agent is put into a flue of a combustion system at 150-450 DEG C and activated by use of the temperature of the flue gas; the activated flue gas conditioning agent reinforces conversion of the elemental mercury steam to mercury oxide and particle mercury in a flue gas environment, and the activation of the flue gas conditioning agent and the oxidation and adsorption of mercury are performed at the same time; and then the flue gas mercury removal is realized by use of the existing flue gas purifying equipment of the system. According to the flue gas conditioning agent and the composite flue gas purifying method disclosed by the invention, the flue gas is subjected to trace conditioning at specific temperature, and the gas-phase oxidation or gas-solid catalytic oxidation process of the mercury steam in the flue gas environment is reinforced so as to change the state of mercury in the flue gas; and finally, the flue gas mercury removal is realized by use of the existing purifying equipment of the system. The use of an activated carbon-based adsorbent can be avoided, and the flue gas mercury removal is realized by use of the existing equipment while maintaining the reusing value of fly ash.

The invention relates to a ship-side integrated navigation system structure, comprising a data acquisition layer, an analysis processing layer, a service application layer and a human-computer interaction layer. The analysis and processing layer receives all kinds of sensing data and service information sent by the data acquisition layer, and forms unique PNT information after data fusion. The object mark information is sent to the service application layer and the man-machine interaction layer and all the data are stored. The business application layer receives the PNT information, the objectinformation and the instruction information and information sent by the man-machine interaction layer, and carries out route planning, route monitoring, alarm management, system status monitoring, ship report information management and collision avoidance auxiliary manoeuvring. The system adopts open architecture, and fuses, analyzes and processes all kinds of ship information data, so as to ensure the reliable operation of the integrated navigation system at the ship's end, meet the needs of ship operators, and realize the information transmission and interaction of ship bridge equipment.

The invention relates to a seawater desalination system driven by combination of solar energy and ocean thermal energy. The seawater desalination system comprises a heat source circulating loop, a power circulating loop, a cold source circulating loop and a seawater desalination loop. The power circulating loop comprises an organic turbine utilizing cycle working fluids to act. The heat source circulating loop comprises a warm water pump for pumping warm seawater. The output end of the warm water pump supplies the heat source for evaporating cycle working fluids through an evaporator. The cold source circulating loop comprises a cold water pump for pump cold seawater. The output end of the cold water pump the cold source for condensing the cycle working fluids through a condenser. The seawater desalination loop is a reverse osmosis desalination system which comprises a high-pressure pump and a reverse osmosis device. The power output end of the organic turbine is connected with the drive shaft of the high-pressure pump. Solar energy collectors are disposed in the heat source circulating loop or the power circulating loop. The solar energy collectors are connected between the warm water pump and the evaporator or between the evaporator and the organic turbine.

The invention discloses a movable mineral porous medium stage purification dust removing device. The movable mineral porous medium stage purification dust removing device comprises a movable mechanism, a lifting mechanism and a changeable porous medium stage purification main body; the lifting mechanism is arranged on the movable mechanism; the changeable porous medium stage purification main bodyis arranged on the lifting mechanism; the movable mechanism comprises a vehicle body; rubber wheels are arranged on the rear side of the bottom of the vehicle body; a telescopic support rod is arranged on the front side of the bottom of the vehicle body; the changeable porous medium stage purification main body comprises a casing; an air inlet is formed in the rear end of the casing; an air outlet is formed in the front end of the casing; a gas sensor is arranged at the air inlet; an air deflector, a dust retaining net, a replaceable prefiltering layer, a replaceable stage filtering layer anda fan are arranged in the casing from rear to front. The invention also provides a movable mineral porous medium stage purification dust removing method using the device. According to the movable mineral porous medium stage purification dust removing device and the movable mineral porous medium stage purification dust removing method disclosed by the invention, by adopting a dry type dust removing mode, the problem of forming a mud blockage filtering layer by wet dust removal is solved, and the demands of purification and dust removal of local air in an underground coal mine can be met.

The invention belongs to the technical field of water purification, and particularly relates to a portable forward osmosis water purification bag and a using and cleaning method thereof. The portable forward osmosis water purification bag comprises an outer bag and an inner bag, wherein the outer bag is used for containing raw water; the inner bag is arranged in the outer bag and used for containing an absorbing liquid; the outer bag is made of a waterproof material; the inner bag is made of a forward osmosis membrane material; and furthermore, water inlets and water outlets are respectively formed in the outer bag and the inner bag in a staggered manner. According to the portable forward osmosis water purification bag, emergency drinking water can be provided at high efficiency; with a cross-flow cleaning technology as a support, the related structure capable of achieving forward-osmosis cross-flow cleaning is designed; the pollutants intercepted on the surface of the forward osmosis membrane surface are effectively removed; the service life of the water purification bag is prolonged; and the portable forward osmosis water purification bag is suitable for field application, and especially suitable for the conditions of army officers and soldiers or personnel for executing the task outdoors.

The invention discloses a bare chip structure applied to testing and a manufacturing method thereof. The bare chip structure 100 comprises a main PCB (Printed Circuit Board) 101, a subsidiary PCB 102, a bare chip 103, bonding pads 104 / 106, bonding wires 105 / 107, a gasket 110, metal header pins 111, a protection cover 112 and electrical insulating oil 114, and is characterized in that the gasket 110 is pasted on the main PCB 101, and the bare chip 103 is pasted on the gasket 110; the bonding pads 104 surround the bare chip 103, are arranged on the main PCB 101 and are connected with a metal PAD of the bare chip 103 through the bonding wires 105; the subsidiary PCB 102 is located at the periphery of the bonding pads and pasted on the main PCB 101, and realizes electrical connection with the main PCB 101 through the metal pins 111; the bonding pads 106 are arranged on the subsidiary PCB 102 and connected with the metal PAD of the bare chip 103 through the bonding wires 107; and the protection cover 112 is pasted on the main PCB 101, and the electrical insulating oil 114 is injected into the protection cover 112. In the invention, the structure is of a high-low-high step shape, the density of bonding wires in unit area is improved, the metal PAD can be ensured not to be polluted when the bare chip is pasted, and the bare chip and the bonding wires are avoided from being oxidized in the air.

The invention provides an RFID tag device based on physical properties, which is easy to realize and can be controlled by the user to achieve the privacy protection function based on demands. According to the invention, an RFID tag device is provided, which comprises an RFID tag composed of an antenna and a chip, and a shielding component which can be switched between a first state and a second state; wherein, the first state shields the RF signal going to or coming from the RFID tag; the second state does not shield the RF signal going to or coming from the RFID tag.

The invention discloses an automatic chip removal device for a machine tool. The device comprises a chip removal pipe, a chip compression box, a bottom plate, a slag-liquid separation box, a liquid storage box, a reciprocating swing mechanism and a conveying frame. A spiral discharging paddle is arranged in the chip removal pipe, a third motor is arranged at the left end of the chip removal pipe,and an output shaft of the third motor penetrates into the chip removal pipe and is connected with the spiral discharging paddle. A chip collecting groove is formed in the chip removal pipe, and the discharging end of the chip removal pipe is connected with the slag-liquid separation box. The conveying frame is arranged below the chip removal pipe, a roller is arranged on the conveying frame, a filtering conveying belt is arranged on the roller, cooling liquid and small-particle chips are separated through the filtering conveying belt, and the small-particle chips are conveyed out. A scrapingplate is arranged at the left end of the conveying frame. The automatic chip removal device for the machine tool is novel in structural design and good in chip removal effect, chip particles can be classified, separated treatment is facilitated, large chips are compressed, space is saved, frequent chip treatment is avoided, and time is saved.

The invention relates to a preparation technology of graphene, in particular to a method for large-scale CVD growth of graphene. According to the method, the mode of alternatively stacking a growth matrix and a solid-phase carbon source is adopted in CVD growth to increase the yield of graphene grown on a large scale in single batches. The growth matrix of a planar structure and the recyclable solid-phase carbon source are utilized and alternatively stacked for CVD growth, large-scale graphene is formed on the upper and lower surfaces of the growth matrix, and the solid-phase carbon source is recycled. Through the mode of alternatively stacking the growth matrix and the solid-phase carbon source, the single-batch loading capacity of the growth matrix is greatly increased, and large-scale high-quality graphene is grown on the upper and lower surfaces of the growth matrix, so that the yield of graphene grown in single batches is increased. High production cost caused by high consumption of a high-purity gas-phase carbon source can be avoided by adopting the recyclable solid-phase carbon source, and thus the method can serve as a low-cost and high-efficiency method for large-scale production of graphene.

The invention belongs to the fields of chemical materials, high polymer materials and the like, and relates to a self-floating photothermal conversion hydrogel material with improved photothermal conversion efficiencyfor seawater desalination as well as a preparation method and application of the self-floating photothermal conversion hydrogel material. The self-floating photothermal conversion hydrogel is successfully prepared in a physicochemical double-crosslinking mode by combining hydrogel matrix macromolecules and a photothermal conversion component, wherein the hydrogel matrix macromolecules are prepared by blending a hydroxyl-containing hydrophilic polymer aqueous solution in the presence of acrylamide, an initiator, a crosslinking agent and aerogel, and the photothermal conversioncomponent refers to cuttlefish juice. The prepared self-floating photothermal conversion hydrogel has good mechanical properties, good sunlight absorption performance and good water surface thermal positioning performance, the preparation process is simple, the energy consumption is low, and the self-floating photothermal conversion hydrogel has good reusability, is suitable for practical application and is an ideal choice for seawater desalination and water purification.