57results about How to "Unlimited capacity" patented technology

The invention discloses a preparation method of a hydrocracking catalyst. The method comprises the steps of preparing an acidic mixed solution A containing hydrogenation reactive metals and silicon, preparing a sodium metaaluminate alkaline solution B, and then adding the acidic mixed solution A, the alkaline solution B and CO2 to a reaction tank filled with clear water in parallel to prepare gel; and then adding turbid liquid of a Y type molecular sieve, mixing the substances uniformly, filtering, drying and forming the mixture, and then washing, drying and roasting the product, thus preparing the hydrocracking catalyst. The method has the beneficial effects that a clean preparation method is adopted, so not only can the catalyst be easily formed and the strength of the catalyst be improved, but also the pore volume and specific surface area of the catalyst can be increased and the dispersity of metals in the catalyst can be improved, thus the catalyst has higher hydrocracking activity, middle oil selectivity and stability; and the catalyst prepared by the method can be used for a single-section hydrocracking process of a non-refining section or a one-section serial hydrocracking process of a refining section.

The invention relates to a soft-starting circuit of power supply, belonging to the technical field of power control. The soft-starting circuit is arranged between the power supply and a main body unit. One input end of the main body unit is connected with an output end of the power supply. The soft-starting circuit comprises a switch unit, a current limit unit, an energy storage unit and a controlunit, wherein the switch unit is connected with the current limit unit in parallel, the front end of a parallel branch thereof is connected to another output end of the power supply, and the rear endof the parallel branch is connected to one end of the energy storage unit and another output end of the main body unit; the other end of the energy storage unit is connected to one output end of thepower supply; a first end of the control unit is connected to a control end of the switch unit, and a second end of the control unit is connected to a control end of the main body unit; and the control unit controls the disconnection and the connection of the switch unit so as to control the power supply to supply power to the main body unit. The technical scheme can reduce the energy consumptionand protect the power supply.

The embodiment of the invention relates to a method for configuring resources and receiving downlink control information and terminal equipment. The method for configuring narrowband downlink transmission channel resources comprises the following steps: a narrowband downlink transmission channel resource is divided from downlink data channel resources of a system such that MTC UE receives downlink control information or downlink data information through the narrowband downlink transmission channel resource; and the narrowband downlink transmission channel resource is divided into a physical downlink data channel resource and a plurality of enhanced physical downlink control channel resources, wherein the plurality of enhanced physical downlink control channel resources together control the physical downlink data channel resource. According to the embodiment of the invention, MTC UE base band costs are further reduced on the precondition that MTC UE capacity is not limited.

The invention discloses a star-network-based BDS/GPS broadcast type network RTK algorithm. All base stations form a triangulation network based on a Delaunay triangulation algorithm; and a controllable full-region star network formed by a plurality of star network elements is generated based on the triangulation network. Data of the base stations are obtained in real time and network element calculation is carried out to generate a baseline atmospheric error. Meanwhile, a server side broadcasts a main station observation value, a base station coordinate and the baseline atmospheric error to auser by using the star network as a unit based on a UDP protocol; the user selects one network element based on an own approximate position and the position of the main station; interpolation is carried out on an inter-station single-difference atmospheric error of the baseline formed by the user and the main station and the obtained atmospheric error is corrected to the observation value of the main station to carry out baseline calculation. Besides, the user also can uploads an approximate coordinate by two-way communication and the server side broadcasts difference data of the network element in which the user is located. And difference data broadcasting by equipment like ground equipment, an aircraft or a satellite is also supported.

The invention discloses a method and a system for the transmission of a message in an optical communication system and an optical line terminal, and belongs to the communication field. The method comprises: receiving, from a port, a first uplink message from an ONU, wherein the first uplink message includes a logic link identification; determining a first identification corresponding to the first uplink message, wherein the first identification comprises an ONU identification or a port identification; obtaining an MPLS tunnel label according to the logic link identification and the first identification; and transmitting a second uplink message on an MPLS tunnel corresponding to the MPLS tunnel label, wherein second uplink message comprises the data in the first uplink message and the MPLS tunnel label. The system comprises an optical network unit ONU and an optical line terminal OLT. The invention realizes the mapping between the logic link and the MPLS tunnel by establishing the corresponding relation between the MPLS tunnel and the logic link between the OLT and the ONT, so that the capacity for service configuration is not limited and the flexibility is strong.

The invention provides a method for modifying a carbon porous material, characterized in that by applying a high pressure pulse voltage on two opposite plate electrodes and inserting an electrolyte plate which has a high dielectric constant and a compact structure and has an area that is slightly larger than the size of the plate electrodes between the two opposite plate electrodes, a uniform discharge plasma reaction zone is formed between the plate electrodes; mixed gasses containing oxygen are uniformly mixed at normal temperatures and pressures, the mixed gasses are subject to ionization activation by the plasma reaction zone to generate a plurality of oxygen-containing plasma gasses, after gas distribution is carried out, the gasses vertically flow through a pre-cleaned carbon porous material in the thickness direction to react to obtain the activated carbon porous material. The method has the advantages of environmental protection, low cost, mild treatment conditions, easy control of function group quantity, and outstanding improvement of the activity of the electrode material, and the method can realize gradient treatment, can reduce the area resistance of the contacting surface of the porous material and the bipolar plate, so as to increase the battery efficiency. The method uses devices, thus the method is easy for industrialized operation.

The invention discloses a soup can for promoting lactation of a puerperant, and the soup can is prepared by adopting the following formula and decocting for forming soup: 1.5-2.5 parts by weight of chicken leg, 1.5-2.5 parts by weight of pig hoof, 1.5-2.5 parts by weight of rooster, 1.5-2.5 parts of by weight of peanut kernel, 8-12 parts by weight of crucian carp, 0.8-1.2 parts by weight of turtle, 0.3-0.6 part by weight of longan pulp, 0.4-0.6 part by weight of Chinese date, 0.4-0.6 part by weight of luffa, 0.2-0.4 part by weight of trigonella foenum-graecum and 0.2-0.4 part by weight of sugared ginger. The invention further provides a preparation method of the soup can for promoting the lactation of the puerperant. The prepared soup can for promoting the lactation of the puerperant uses ordinary materials, the yield is not limited, the soup can is safe and reliable, the drinking is convenient, and the soup can can timely supplement proteins which are easy to absorb and be conductive to rapidly recovering physical strength, and further has nutrients with the function of promoting the lactation, thereby being particularly applicable to postpartum women.

The folding camping trailer includes a trailer body having partial height sidewalls and end walls, a vertically extendable roof section, an expandable enclosure connecting the sidewalls and end walls to the roof section, and a flush toilet disposed in the trailer body. The toilet includes a waste holding tank for storing sewage waste, a toilet bowl attached to the holding tank, a drain outlet situated on the holding tank for draining the sewage waste, and a vent conduit extending from the holding tank to the roof section. The vent conduit includes a vent pipe connected to the holding tank and a vent hose connected between the vent pipe and a vent opening in the roof section. The vent hose is extendable from a first length when the roof section is in a retracted position to a second longer length when the roof section is in a raised position.

The invention discloses a direct erasure correction implementation method and device. The method includes the steps that request operations sent by a client are received and preprocessed; the preprocessed request operations are processed in a classified mode, the request operations needing source data reading are stored in a reading list, and the request operations not needing data reading are stored into a write-in list; as for the request operations in the write-in list, the request operations in the write-in list are directly executed in a memory; as for the request operations in the reading list, the request operations in the reading list are analyzed and executed in the memory; all the request operations in the write-in list and the reading list are combined in the memory, the combined request operations generate corresponding events, and the events are subjected to order placing. The method can improve data reading and writing efficiency and solve the data capacity bottleneck problem.

The invention discloses a method of refining silicon with a non-graphite crucible on a medium-frequency furnace, wherein the method includes following steps: (1) employing a high-temperature-resistant non-graphite crucible; (2) heating the high-temperature-resistant non-graphite crucible with a graphite electrode to melt metallic silicon; (3) controlling the parameter of the medium-frequency furnace and the temperature of molten silicon to form a silicon slag protective layer on an inner wall of the crucible to protect the crucible from being eroded and polluting the molten silicon; (4) adding a slag forming agent to perform slagging refining; (5) removing floated slag and pouring out a part of molten silicon while a little of molten silicon is remained in the crucible to perform next silicon melting and slagging refining. The method is carried out with the non-graphite crucible which is long in service life and is free of problem of oxidization. The silicon slag formed on the inner wall of the crucible can protect the crucible from being eroded by a slag forming agent and meanwhile high-purity molten silicon can be insulated from the wall of the crucible to stop pollution of the cruicble to the high-purity molten silicon. Continuous production in the medium-frequency furnace is ensured since enough molten silicon is remained in the crucible of each batch.

The invention discloses a blood glucose analysis system based on the APP technology and the cloud computing technology. The blood glucose analysis system is characterized by comprising an App user register log-in module (1), an App blood glucose data collection module (2), an App positioning module (3), an App data storage module (4), an App blood glucose input tracking module (5), a cloud terminal analysis module (6) and a cloud terminal blood glucose test paper information maintenance module (7). A color generation reaction zone of a piece of blood glucose test paper and standard color spectra are captured through a camera, operated through the App technology, in an intelligent terminal device, comparison between the color generation reaction zone of the piece of blood glucose test paper and the standard color spectra is carried out by utilizing the computing power of the intelligent terminal device or cloud terminal computing to obtain blood glucose data, meanwhile, the data are stored into a cloud terminal database so as to track blood glucose changes of a user at any time, and the user is reminded. The blood glucose analysis system based on the APP technology and the cloud computing technology has the advantages that different test paper types are registered at the cloud terminal, a test is completed through the matching of test paper codes and cloud terminal codes, and the compatibility problem of the test paper for the test is well solved.

The invention discloses a directly-heated electric water heater which comprises an insulation heating water pipe, a resistance wire, an insulation water outlet pipe and an insulation water inlet pipe, wherein the resistance wire is installed in the insulation heating water pipe; the two ends of the resistance wire are respectively connected with a live wire and a zero wire which are fixed in the live wire wiring opening and zero wire wiring opening at the two ends of the insulation heating water pipe; the insulation heating water pipe is provided with a water outlet close to one end of the zero wire wiring opening and provided with a water inlet close to one end of the live wire wiring opening; the insulation water inlet pipe is communicated with the water inlet; and the insulation water outlet pipe is communicated with the water outlet. The directly-heated electric water heater disclosed by the invention has the advantages of high heating speed, energy conservation and simple and safe structure.

An apparatus 10 for compacting and baling leaves, grass clippings, sticks, pine straw and other debris on lawns, yards, or fields is provided. The apparatus 10 may have diagonal brushes 26 to gather debris for processing though a crusher 28, a conveyor belt 30 to transport the crushed debris, and a baler 32 to compact and bale the debris. The baler 32 may compact the debris by rotating the debris in a continuous band 52, into which baling material 72 may be inserted to bale the debris. Alternatively, the debris may be gathered and feed into a crusher 28 that deposits the crushed debris directly into the baler 32 for compacting and baling. Further still, the apparatus 10 may gather the debris with brushes 26 and feed it onto a conveyor mechanism 30 that then introduces it into a crusher 28. The crushed debris may then be feed into a baling mechanism 32 that compacts and bales the debris for easy removal and disposal. In its various embodiments, the present invention may be connected to a prime mover 20 or alternatively connected to a portable base with a motor for driving the device 10.

The invention discloses a high-power direct current pulse power supply. The high-power direct current pulse power supply comprises a rectification power supply, a positive pole confluence busbar, a negative pole confluence busbar, a pulse controller and multiple basic units; a positive pole of the rectification power supply is connected with the positive pole confluence busbar, a negative pole of the rectification power supply is connected with a negative pole confluence busbar, the multiple basic units are arranged between the positive pole confluence busbar and the negative pole confluence busbar in parallel, and the pulse controller is connected with each basic unit. The high-power direct current pulse power supply has the advantages that each electrolysis unit adopts a distributed structure, pulse direct current power supply is realized for each electrolysis unit by virtue of a pulse transformer provided with a pulse driving tube and by utilizing a magnetic balance principle and vector superposition effect of electric quantity, capacity is not limited, demand of pulse power supplies in any specification and at any voltage and current grades can be met, and a transformer is adopted as a pulse generating element, so that loss of the high-power direct current pulse power supply is far lower than on-state loss of power electronic devices such as an IGBT and an MOSFET.

The invention relates to an ecological underground cemetery which comprises a cemetery part constructed 2.5m under the ground and an ecological garden part constructed on the ground; a multifunctional hall which is used for communicating the cemetery part and the ecological garden part is constructed in the ecological garden part; stairs or/and elevators or/and escalators are arranged from the multifunctional hall to the cemetery part; the cemetery part comprises a multistoried building structure for preserving cinerary caskets; each layer is provided with a plurality of independent sealed spaces and/or unsealed paces for preserving the cinerary caskets and a plurality of interleaved passages for walking; the independent sealed spaces and/or unsealed paces for preserving the cinerary caskets at each layer is provided with a ventilation well for ventilating the air and/or a light well for lighting; the ventilation well and/or the light well is communicated with the ground; and each structure layer is provided with bearing columns and a ventilation system. The ecological underground cemetery can both meet the will of being buried with peace and causes no influences to the environment generally, and the ecological underground cemetery is compatible with the city environment well.

The invention provides a sterile spray pump. The sterile spray pump comprises a main piston, a spray head and a subsidiary piston fixed inside the spray head, wherein the subsidiary piston is installed to the main piston in a manner of being capable of moving up and down, and a first compression space and a second compression space are formed between the subsidiary piston and the main piston, themain piston is internally provided with a main liquid absorption cavity communicating with the inner cavity of a container and an air replenishing mouth communicating with the main liquid absorption cavity, the air replenishing mouth communicates with the second compression space and is internally and fixedly provided with a filter element covering the air replenishing mouth, the subsidiary pistonis provided with a subsidiary liquid absorption cavity, a first air exhaust component and a second air exhaust component which communicate with the main liquid absorption cavity, the spray head is pressed downwards and after the main piston is connected with the first air exhaust component and the second air exhaust component in an abutted manner, the first compression space communicates with themain liquid absorption cavity through the first air exhaust component, and the second compression space communicates with the outer portion of the sterile spray pump through the second air exhaust component. By means of the sterile spray pump, external air can be replenished into the container normally, therefore, the sterile spray pump is not affected by the loading quantity and the number of used times.

The invention discloses a connecting piece of a battery module, which comprises a first metal plate and a second metal plate, several through holes are arranged on the first metal plate, several heterologous through holes corresponding with the through holes are arranged on the second metal plate, the through holes and the heterologous through holes are correspondingly aligned, the first metal plate and the second metal plate are fixedly connected to form a double layer composite sheet material; the traditional connecting piece by using a single block sheet metal is changed to the double layer sheet metal connecting piece which is composited by the first metal plate and the second metal plate, the heterologous through holes of the second metal plate is weld and fixed with an electrical core, several electrical cores are connected to a cell module group, the through holes of the first metal plate provides the available space for welding the heterologous through holes and the electrical core, the connecting piece can adjust the thickness of the first metal plate according to the electrical cores with different sizes and size of the momentary discharge rate, so that total capacity and monomer electrical core capacity of the battery module are not restricted, and the momentary discharge rate is not restricted by a connection material.

The invention discloses a high-transparency alumina ceramic preparation method. Semi-transparent alumina ceramic bars which are subjected to hydrogen or vacuum sintering serve as the raw material of high-transparency alumina ceramic. The high-transparency alumina ceramic is prepared through a hot forging technology, green bodies subjected to sintering are heated to 1500 DEG C to 1700 DEG C and are subjected to heat preservation for 0.5 h to 2 h, and then the green bodies are forged in the fixed direction; the green bodies are subjected to multi-line cutting and polishing, and the transparent polycrystal alumina ceramic with the linear light transmittance larger than 70% can be obtained. The high-transparency alumina ceramic preparation method is simple in process, the process is extended on the basis of a traditional preparation technology, only small investment is needed, and productivity is not limited; more importantly, light transmittance is obviously increased and can be increased from usual 30% to 40% to 65% to 70%, and even more. The high-transparency alumina ceramic preparation method has the advantages that remarkable competitive advantages and profit space are showed in the respects of manufacturing cost, product performance, large-scale production, environmental friendliness and the like.

A memory disposition system, comprising a first memory device and a second memory device. First and second memory devices are provided to a system, such as an embedded system. The first and the second memory devices are coupled to a control unit, such as micro control unit. The first memory device stores first programs and the second memory device second programs. The first and second programs are controlled by the control unit. The first memory device can be a one time programmable memory device, such as a ROM, and the second memory device a multiple times programmable memory device, such as a flash memory.

The invention relates to a preparation method of low-oxygen-content molybdenum powder. The method comprises the following steps that 2-10-micrometer molybdenum powder is adopted as a raw material andmolded by a cold isostatic press under the pressure of 150-300 MPa, then, a millstone machine is adopted for breaking the powder into 100-200 meshes, the powder is screened through a 100-mesh screen,the powder is subjected to hydrogenation treatment under the temperature of 1,000-1,500 DEG C, heat preservation is performed for 1-5 h, the powder is cooled to the room temperature and smashed through nitrogen atmosphere airflow and screened by a 100-mesh screen, and the molybdenum powder with the uniform granularity being 100 meshes and the oxygen content being 50-150 ppm is obtained. The technology is simple, the technology is extended directly on the traditional preparation technology, only a small amount of investment is needed, and the capacity is not limited; more importantly, the oxygen content is quite low, and the oxygen content of the molybdenum powder which is ordinarily 500-700 ppm is lowered to 50-150 ppm. The preparation method has the beneficial effect that the remarkable competitive advantages and profit space are shown in the aspects of the manufacturing cost, the product performance, large-scale production, environmental friendliness and the like.

A servo control system of frequency conversion for motor includes a squirrel-cage motor, a main loop part consisting of rectifying, filtering and contravariant circuits which are connected between the outer power supply and the squirrel-cage motor, a power supply part for providing power supply to the control main panel, and the control loop part integrating of chip in system grade, intelligent power module and output-input circuit. The system which uses AC squirrel-cage motor with three-phase in low cost, long service life and no requirement of permanent magnet as well as the intelligent control can control the position, rotary speed, accelerated speed and output torque of the motor in any size effectively through the programing.