94results about How to "Productization" patented technology

The invention in particular relates to a flyback active-clamp, asymmetrical half-bridge switching converter control circuit and control method. According to the technical scheme of the circuit, a flyback control circuit is provided and controls an integrated control circuit controlling a switch tube and a clamping tube. The integrated control circuit comprises a driving unit of the switch tube, a driving unit of the clamping tube, and a turn-off holding driving unit. When the load is light or zero, the total of a turn-on time of the switch tube, a turn-on time of the clamping tube and a dead zone therebetween forms a single period. The time length of the single period is a fixed value. The turn-on time of the switch tube and that of the clamping tube are in a complementary relation in the single period. The time of the single period and a turn-off holding time form a total working period. Compared with the prior art, while ensuring the efficiency of a conventional circuit and the EMI advantage under a load no less than a light load, the circuit improves the light load efficiency and reduces the zero load power consumption.

The invention relates to a hot-redundancy CAN (Controller Area Network)-bus high-fault-tolerance control terminal and method based on dual DSPs (Digital Signal Processors), belonging to the field of automation and control. The terminal and the method are used for solving the problems of control failure, data loss, transmission timeout and the like easily caused due to the fact that control terminals of existing distributed control systems mostly adopt cold backup and the problem that the existing fault tolerance mechanism is not perfect enough. The terminal comprises a digital-analog I / O (Input / Output) board and a dual-redundancy DSP control board, wherein the dual-redundancy DSP control board comprises a master DSP, a slave DSP, a first CAN transceiving module, a second CAN transceiving module, a third CAN transceiving module and a fourth CAN transceiving module, the digital-analog I / O board comprises a power supply module, an ADC (Analog to Digital Converter) module, a first RS232 (Recommended Standard 232) communication module, a second RS232 communication module, a CPLD (Complex Programmable Logic Device), a PWM (Pulse Width Modulation) module and a PWM filtering and self-inspection module, the master DSP and the slave DSP form redundancy, and the failure of controllers is solved by two manners comprising self inspection and mutual inspection.

The invention provides an electric energy service management platform based on a two-level deployment and multistage application mode. The electric energy service management platform comprises a headquarter stage platform, a provincial level platform and an enterprise master station, wherein the headquarter stage platform and the provincial level platform realize information interaction and information sharing through Ethernets and switches in the power information intranet; the enterprise master station is connected with the provincial level platform through a wireless operator public network APN / VPN, a security access platform and the Ethernet. The electric energy service management platform based on the two-level deployment and multistage application mode has the advantages of clear structural division, excellent operating performance, high service extensibility and low operating maintenance risk and is a modular, distributed and intelligent integrated electric energy service management platform provided with service function modules such as a DSM (Demand Side Management) target responsibility assessment module, an orderly power utilization management module, a demand response module, a power sale market analysis module, an energy utilization service module, an energy-saving service management module, an energy utilization acquisition management module and a knowledge base module.

The invention discloses a novel portable upper-limb rehabilitation robot which is provided with five degrees of freedom and is capable of driving shoulders, arms, wrists and hands to perform movement rehabilitation simultaneously, being used for single-joint movement rehabilitation and movement rehabilitation of multiple joints at the same time. The novel portable upper-limb rehabilitation robot comprises a direct-current motor, an electric putter drive module, a mechanical-arm execution module, a mechanical-arm length adjustment module, a spacing module and a hand and wrist connection module, the direct-current motor and the electric putter drive module are connected with the mechanical-arm execution module, the mechanical-arm length adjustment module performs adjustment according to the length of the arms of patients, the spacing module guarantees safety during rehabilitation movement, and the hand and wrist connection module guarantees movement of the wrists and are capable of driving the hands to perform rehabilitation training. The novel portable upper-limb rehabilitation robot is simple in structure, light in weight, easy to carry, low in production cost, convenient and reliable to operate and broad in development prospect.

A broad-spectrum attractant for the adults of scarab contains proportionally cis-3-hexenol, the aromatic compound chosen from dibutyl phthalate, cinnamic aldehyde, phenylmethanol, phenylethanol, phenyl formaldehyde, phenol and vanillin, and assistant.

The invention discloses an intelligent mechanical arm with an automatic button pressing function. The intelligent mechanical arm with the automatic button pressing function has four degrees of freedom. Each degree of freedom is controlled by a driving module composed of a servo motor and a harmonic reducer. Four encoders are arranged and can be used for detecting the movement angles of the four degrees of freedom each time. An industrial video camera is arranged and used for automatically searching for and recognizing a target button. The intelligent mechanical arm with the automatic button pressing function is provided with two infrared distance measuring sensors, and the two infrared distance measuring sensors are used for detecting the distance between the video camera and the target button, so that the effect that a clear picture is shot by the video camera is guaranteed, and accordingly the clear picture is recognized. According to the intelligent mechanical arm with the automatic button pressing function, the target button can be automatically found out and recognized from a plurality of buttons after a task instruction is received, the button is accurately pressed for completing a work task, the pose of the intelligent mechanical arm in the space coordinate system is detected automatically every time after the movement, the next instruction can be received for completing a task without manual adjustment, and the intelligent mechanical arm has the continuous working capacity and extremely high commercial value.

The invention provides a method and device for a granulation reaction by using high-hardness water. According to the method, high-hardness raw water and a granulation reagent are sent to a quartz sand-containing vertical runner in a counter flow respectively; sand grains with the quartz sand as a carrier are obtained in the runner; and treated water is obtained at an outlet of the runner. According to the device, a high-hardness raw water inlet and a granulation reagent inlet are arranged at the bottom of a column reactor; an outlet is arranged at the top of the reactor; and the quartz sand is placed in the reactor. The method provided by the invention can greatly shorten a treatment time of the high-hardness water and recycle precipitate waste materials.

A multilayered structure in which laser marking is conducted in the second or a more inner layer without fail to prevent the marked part from being marred, fouled, falsified, or erased. The marking can be made in various colors. The structure (10) is a multilayer structure including an inner layer (12) and an outer layer (11). The inner layer (12) is formed from a resin which does not transmit light having a specific wavelength. The outer layer (11) is formed from a resin which transmits light having the specific wavelength. Recesses and protrusions (14) having a fine period have been formed by photodecomposition in at least part of that side of the surfaces (13) of the inner layer (12) which faces the outer layer (11).

The invention provides a method for recycling paraffin from a polytetrafluoroethylene resin kettle-cleaning material. The method comprises the following steps: (1) adding the polytetrafluoroethylene resin kettle-cleaning material and water into a reaction kettle, heating until the polytetrafluoroethylene resin kettle-cleaning material is melted, and stirring, so as to finish washing; (2) standingthe washed material in the kettle for layering, adding a rough paraffin mixture on an upper layer into a dryer, and drying for dehydration; and (3) filtering: filtering the material dried and dehydrated in the step (2), so as to obtain paraffin. Separated polytetrafluoroethylene resin can be used as a common industrial product and can be widely applied to various fields and emerging industries innational economy, and the separated paraffin can be used as a civilian product. The method is applied to the recycling of paraffin from the kettle-cleaning material in the production process of the polytetrafluoroethylene resin and has the characteristics that the process is simple, the control is easy, and the purity of the paraffin product is high, and the like.

The invention relates to an embedded integral type Stirling cryocooler, comprising a linear compressor and an expander, wherein the linear compressor is dished, and the expander is embedded and mounted in the linear compressor; the linear compressor comprises a moving cylinder, a static piston and a linear motor, the moving cylinder reciprocates along the axial direction under the driving of the linear motor, and the static piston keeps static; the expander comprises a cold finger, a heat regenerator and a phase adjusting structure for adjusting the movement phases of the heat regenerator and the moving cylinder; a gas channel is formed between the linear compressor and the expander and is formed in the static piston. According to the technical scheme, the embedded integral type Stirling cryocooler is compact in structure, small in size, light in weight, and suitable for environments with strict requirements on the size and the weight of Stirling cryocoolers; the Stirling cryocooler has the characteristics of fewer components, convenience for installing, fixed process, productization and the like.

The invention provides a jaw-type pipe coupler with a simple structure, which comprises a flange body which is welded at the end part of a pipe to be coupled and fixed with an end cover of the coupler; the end cover of the coupler is fixedly connected with a seal gland; jaws are evenly distributed around the flange body; a jaw drive ring is arranged between the jaws and the seal gland; the pipe to be coupled is fixed with a round plate which is connected with an outer sleeve of a jaw connecting device; a drive hydraulic cylinder is arranged on the round plate; a rod of the drive hydraulic cylinder is connected with an annular plate; and a convex ring of the jaw drive ring is clamped in an annular groove of the annular plate. The jaw-type pipe coupler is used for fast automatic coupling of pipes in deep-water ocean, which causes the jaws to be located accurately, reduces impact on original jaws during moving, greatly simplifies the mechanism of the jaw-type coupler, realizes the possibility of production and serialization, requires no grasping force continuously provided by the outside when connecting the jaws, and realizes reliable grasping by the self-locking of the drive ring and the combination surface of the jaws.

The invention discloses a solar heat pump heating system with a self-driven separated heat pipe energy storage device and a control method. A solar heat collection evaporator array is connected with a back temperature control unit. The back temperature control unit is connected with a self-driving unit and a host unit. The self-driving unit is connected with the host unit and an energy storage unit. The energy storage unit is further connected with the host unit. The host unit is further connected with a tail end heat exchange unit. In this way, according to the solar heat pump heating system with the self-driven separated heat pipe energy storage device and the control method, a heat pump, the solar thermal application technology and the self-driven separated heat pipe energy storage technology are combined, solar energy is used as a low-temperature heat source, the energy storage device is used for storing redundant solar energy and providing the low-temperature heat source, the operation efficiency and the solar energy utilization rate of the solar heat pump system are improved, a solar heat collection evaporator refrigerant evacuator, a compressed back temperate control device and a refrigerant mass flow rate control device for multiple solar heat collection evaporators connected in parallel are additionally arranged, the complex variable working conditions of the solar heat pump are met, and productization of the solar heat pump heating technology is achieved.

The invention relates to a recycling method for a waste lithium ion battery negative electrode material. The recycling method comprises the following steps: (1) mixing a waste lithium ion battery negative electrode piece with a separation agent, so as to obtain a mixture of a copper foil and a stripped negative electrode carbon material; (2) separating the copper foil from the negative electrode carbon material, so as to obtain the copper foil and suspension liquid containing negative electrode carbon material, and separating the suspension liquid and drying, so as to obtain primary carbon powder and a separation agent solution; (3) further mixing the primary carbon powder obtained in the step (2) with a leaching agent so as to obtain mixed liquid, filtering the mixed liquid, and cleaningand drying filter residues so as to obtain purified carbon powder and a leaching solution; and (4) roasting the purified carbon powder obtained in the step (3), so as to obtain high-purity graphite. Apreparation method is simple, the recycling process is free from pollution, the recycling cost is low, the industrial production is easy, the purity of the purified copper foil is 99.9% or above, andthe purify of the prepared graphite is 99.9% or above.

The invention relates to the technical field of bone tissue repair, in particular to a bone tissue repair virtual reality solution based on physical simulation. The method comprises the steps of establishing a three-dimensional simulation model, establishing a virtual reality environment, completing establishment of a bone tissue mechanical model and performing rendering and deformation display on the bone tissue mechanical model. According to the invention, the virtual reality environment is established based on reality data, through compiling of the Meslab three-dimensional geometric processing system and compiling and establishment of the CHAI3D force feedback library, inter-process communication is established by adopting a memory sharing mode, and coordinate sharing of the Meslab three-dimensional geometric processing system and the CHAI3D force feedback library is realized, so that establishment of the virtual reality environment is completed; and a good virtual reality environment is provided for the user.

The present invention relates to a moth-attracting agent of poplar branches and insects' olfactory recognition mechanism to lure adults of noctuids for the benefit of killing them. At least two aromatic compounds, benzyl alcohol and benzene Ethanol and additives are mixed, and the volume parts of the preparation are: 0.5-20 parts of benzyl alcohol, 0.5-20 parts of phenylethyl alcohol, 0-60 parts of substance X, 60-1000 parts of additives, and the substance X can be 0.5 parts of phenylacetaldehyde -20 parts or 0.5-20 parts of benzaldehyde or 0.5-20 parts of benzyl acetate or a mixture of 0.1-20 parts of benzaldehyde and 0.1-20 parts of benzyl acetate or 0.1-20 parts of benzaldehyde and 0.1 parts of benzyl acetate -20 parts, a mixture of 0.1-10 parts of palmitic acid or a mixture of 0.1-20 parts of benzaldehyde, 0.1-20 parts of benzyl acetate, 0.1-10 parts of palmitic acid, and 0.1-10 parts of coumarin, with economical Practical, safe and efficient, and easy to use.