42results about How to "Simplify costs" patented technology

The present invention discloses a production technique of a hub, which includes the following steps: (1) a rotary table is fabricated by the casting technique; (2) the cut plank stuff for a wheel felloe is rolled into a cylinder, the gap of which is welded and the burr of which is cleared out; (3) on a vertical press, the cylinder is pressed and flared; (4) on a spinning machine, the flared cylinder is formed into the wheel felloe by spinning; (5) on a positioning tooling workbench, the rotary table formed in the step (1) and the wheel felloe formed in the step (4) are welded by friction stir welding. The technique only applies the horizontally parted upper-lower mold type structure, thus leaving out the side form structure necessary for the traditional hubs, greatly simplifying the structure and the cost of foundry molds and avoiding the production of casting thermal centre in the process of casting. Because the wheel felloe and the rotary table are jointed by friction stir welding, which is a mature welding technique, the mechanical properties of the jointed part are ensured, and the problem of that the 90-degree impact experiment fails is resolved.

The present invention provides a static measuring method of basic electric parameter of three-phase permanent magnet synchronous motor. In a state that a rotating shaft is fixed, the rated current value of machine to be tested and 150% of the rated current value are respectively input. The corresponding voltage value of V100and V150are recorded. The quotient obtained through dividing the voltage difference to the current difference is the resistance value of motor. The electric period is divided into six voltage vectors in the vector control state. Each electric vector is executed with a voltage circulation. One quarter of V150% is output with step mode. V150% is output when the current is stable. Then a stable current is waited. The steps are repeated for four cycles. Then voltage vector is alternated and the voltage circulation is repeated until all the voltage vectors are completed. Finally the rising times of each vector are compared and converted to an inductance. The greatest value is defined to q-axis inductance. The least value is defined to d-axis inductance.

This is a apheliotropic component located under the display board, which comprises a light conductive plate and a light source generator which is located on first side surface of the plate and used to provide a light source. The light conductive plate comprises of a base surface coated on the plate and the first reflecting film for the light source. The light conductive plate is used to diffuse the light source reflected from its top surface to the display board.

The invention discloses an air-supplying enthalpy-adding heat pump air conditioning system capable of promoting the heat exchange performance of heat exchangers. The air-supplying enthalpy-adding heat pump air conditioning system capable of promoting the heat exchange performance of the heat exchangers comprises an air-supplying enthalpy-adding compressor, a four-way valve, an outdoor side heat exchanger, an indoor side heat exchanger, an air-liquid separator and a double-direction spiral flash vessel, an air outlet pipe is arranged on the side wall of a barrel of the upper section of the double-direction spiral flash vessel, and a first refrigerant inlet and outlet pipe and a second refrigerant inlet and outlet pipe which extend to an inner cavity of the barrel are arranged on the side wall of the barrel at the lower end; the air outlet pipe is connected with a first magnetic valve and an air-supplying opening of the air-supplying enthalpy-adding compressor in sequence and simultaneously connected with a second magnetic valve and the air-liquid separator in sequence, the first refrigerant inlet and outlet pipe is connected with a first expansion valve and the outdoor side heat exchange in sequence, and the second refrigerant inlet and outlet pipe is connected with a second expansion valve and the indoor side heat exchange in sequence. According to the air-supplying enthalpy-adding heat pump air conditioning system capable of promoting the heat exchange performance of the heat exchangers, not only can heating air-supplying be achieved, but also high-temperature refrigeration air-supplying can be achieved, on the normal temperature refrigeration working condition that air-supplying is not needed, the flash vessel serves as the air-liquid separator, the air phase ratio of refrigerant at an inlet of each heat exchanger is reduced, and the heat exchange performance of the heat exchangers is promoted.

The invention discloses an identification method for dalbergia odorifera chen in rosewood. According to the method, a primer, a probe and a molecular level PCR (polymerase chain reaction) detecting method are used, and the primer and the probe have exclusive specificity of the dalbergia odorifera chen. According to the method, detection sample capacity is low, proper DNA (deoxyribonucleic acid) information of wood serves as a basis, a species identification result of the dalbergia odorifera chen can be obtained quickly, accurately and objectively, and the shortcoming that the traditional identification method is high in subjectivity and is necessarily established on the basis that detected wood has a complete morphological structure which is easy to recognize is overcome. Therefore, the identification method can be used for performing enforcement detection for relevant departments such as an agriculture and forestry department, an industry and commerce department and an inspection and quarantine department, can also be used for consumer rights protection identification of a third-party detecting organization, and has an important role in standardizing markets, protecting consumer rights and interests and promoting protection and utilization of species resources.

The invention discloses a protective film pasting mechanism for a door plate. A conveying unit comprises a conveying belt. The conveying belt is provided with partition plates in the conveying direction at intervals. The distance between every two adjacent partition plates is matched with the width of the door plate. A machining table is arranged at the convey-out end of the conveying belt. A reciprocating conveying mechanism is fixedly installed on the portion, on one side of the machining table, of a rack. The height between a film pressing roller and the machining table is equal to the thickness of the door plate. A film pulling unit is arranged on the portion, on the other side of the machining table, of the rack and comprises a cylinder, a sleeve and a clamping mechanism. The sleeve is fixedly connected to the cylinder. The clamping mechanism is connected to the interior of the sleeve in a sliding mode. The clamping mechanism comprises two arc-shaped clamping pieces. The two arc-shaped clamping pieces are oppositely arranged. One end of each arc-shaped clamping piece is hinged to a piston rod of the cylinder. A cutting unit comprises a cam mechanism and a cutting tool. The cutting tool is vertically and fixedly connected to the cam mechanism. Due to the scheme, the problems that in the existing film pasting technology, efficiency is low, labor intensity is large or cost is high are solved.

The invention discloses an extra-large displacement unit type multidirectional displacement comb plate bridge expansion device and belongs to a multidirectional displacement bridge expansion device. The bridge expansion device comprises a movable comb plate and a fixed comb plate, wherein one end of the movable comb plate is connected with an asphalt pavement of a steel box bridge body through a buffer part, the other end of the movable comb plate and one end of the fixed comb plate are mutually staggered and fixed to a bridge deck in a lap-joint mode, and the other end of the fixed comb plate is connected with pavement embedded steel bars through a bracket component. The extra-large displacement unit type multidirectional displacement comb plate bridge expansion device also comprises an installing rack on the steel box bridge body, wherein a displacement damping part is arranged between the installing rack and the movable comb plate. The phenomena such as vehicle skip motions and water leakage at expansion joints are avoided, multidirectional bridge displacement and multidirectional bridge translation are achieved by arranging a displacement part and a buffer part, noise produced when vehicles pass through can be reduced, and meanwhile the cost and working amount required in the links such as installation, maintenance and the like of the expansion device can be effectively simplified.

The invention discloses a multipoint needle valve. The multipoint needle valve solves the prior art problems of complex installation and dismounting, easy leakage of a valve needle sleeve, and difficult cooperation of a valve needle and a cast gate. Through a change of a valve needle structure, installation and dismounting are simplified and mold modification time is reduced. Through an integrated gas circuit of a system, processing of gas circuit holes in a mold plate is avoided; mold processing difficulty is simplified; and processing time and a cost are reduced. The multipoint needle valve effectively resolves the problem of leakage caused by a hot runner system, avoids production stopping caused by material leakage, improves operation stability of the whole hot runner system, controls raw material waste, effectively controls a precision of cooperation between a valve needle and a cast gate, and realizes beautification of a cast gate mark on the surface of a plastic product.

The invention relates to a method for accelerating enzymolysis saccharifying of lignocellulose by utilizing sludge protein as an enzymolysis accessory ingredient. The method comprises the following steps: crushing, screening and soaking lignocellulose biomass and separating lignocellulose biomass powder; taking municipal sludge and adjusting pH value to 9-12; performing ultrasonic treatment and then cooling to room temperature; separating supernate and drying, thereby acquiring the sludge protein powder; adding citric acid-sodium citrate buffer solution into the lignocellulose biomass powder and uniformly mixing, thereby acquiring a mixed solution; adding cellulase and sludge protein powder into the mixed solution, thereby acquiring enzymatic hydrolysate; and performing enzymatic hydrolysis reaction for 25-48h at 35-50 DEG C, thereby completing the enzymolysis saccharifying of the lignocellulose by utilizing the sludge protein as the enzymolysis accessory ingredient. According to the method provided by the invention, the sludge protein is used as the enzymolysis accessory ingredient; the non-specificity absorption of the lignocelluloses to cellulase is reduced; the dosage of the cellulase is saved; the enzymolysis saccharifying of the lignocelluloses is enhanced; the resource utilization of the sludge is realized; the efficiency is higher.

The invention discloses an incremental multi-replica data synchronization method and system. The method includes the steps that a first operation record of a local replica and a second operation record of a far-end replica are acquired; whether the first operation record and the second operation record are consistent or not is judged; if not, synchronization operation is executed according to inconsistent content in the first operation record and the second operation record to ensure that the local replica and the far-end replica are consistent, and the synchronization progress is recorded. According to the data synchronization method and system, metadata is stored in a metadatabase, and as neither modification of content data nor modification of the metadata involves modification of the metadatabase, incremental synchronization can be achieved according to a modification log of the replica metadatabase; besides, the modification history of large files is deduced according to transaction logs of data, it is not needed to maintain extra log files, on the aspect of consistency, it is only needed to guarantee the consistency of the metadatabase and data files, and thus the implementation cost is greatly lowered.

The invention discloses a bi-directional spiral flash vessel applied to an air-supplementing and enthalpy-increasing heat pump air-conditioning system. The flash vessel comprises a barrel body, the barrel body comprises an upper-segment barrel body, an intermediate-segment barrel body and a lower-segment barrel body from top to bottom, an air outlet pipe is arranged on the side wall of the upper-segment barrel body, a first cooling agent inlet and outlet pipe and a second cooling agent inlet and outlet pipe which extend to an inner cavity of the barrel body are arranged on the side wall of the lower-segment barrel body, the portions, inserted into the barrel body, of the first cooling agent inlet and outlet pipe and the second cooling agent inlet and outlet pipe are spiral copper pipe portions both of which spirally extend upward clockwise or anticlockwise, and the two spiral copper pipe portions are assembled in a coiled mode so as to jointly form a gas-liquid separation device. By means of the bi-directional spiral flash vessel, the limit of unidirectional flow of an existing flash vessel is broken through, the bi-directional flowability is achieved, the air-supplementing and enthalpy-increasing system can be greatly simplified, meanwhile, the gas-liquid separation effect of the flash vessel is guaranteed and improved, and the bi-directional spiral flash vessel is applicable to an application occasion where the installation height of the flash vessel is limited and the specific value between the height and the diameter is small.

A portable electronic experimental teaching platform relates to an experiment teaching platform, and is disclosed in order to solve the problem that the existing electronic experimental teaching platform equipment is expensive and not portable, and cannot store or reprocess acquired data easily. The platform comprises a power supply, a data processing and control module, a digital IO, a universal meter chip, a wireless module, a USB interface, multiple digital-to-analog converters, multiple filter and operational amplifier circuits, multiple analog-to-digital converters, multiple capture circuits, and a custom module. The portable electronic experimental teaching platform is suitable for experimental teaching.

In order to solve the problems in the prior art, for example, all-optical data in the physical layer is easy to crack, and it is difficult to encrypt ultrahigh-speed data in real time, the invention provides ultrahigh-speed all-optical data real-time encryption / decryption systems and methods based on composite logic. The encryption method comprises the following steps: (1) generating a first electrical domain pseudo-random sequence and a reference clock; (2) loading the first electrical domain pseudo-random sequence onto a pulse laser carrier output by a first laser to produce an optical domain random encryption key; (3) injecting the optical domain random encryption key and to-be-encrypted ultrahigh-speed all-optical data together into a first optical fiber amplifier for optical power amplification; (3) injecting the amplified optical domain random encryption key and the amplified ultrahigh-speed all-optical data together into a first high-nonlinearity optical fiber to produce different logic in real time between the optical domain random encryption key and the ultrahigh-speed all-optical data; and (4) carrying out filtering at different wavelengths at the output end of the first high-nonlinearity optical fiber, and coupling two filtered wavelengths to form an optical cipher text with composite logic.

The invention relates to an absolute spectral response calibration system and calibration method for an optical charge-coupled device, and belongs to the technical field of calibration of optical charge-coupled devices. The calibration system sequentially comprises a standard integrating sphere light source, a band-pass filter disc rotating wheel and a to-be-calibrated CCD along a transmission path of light, wherein the band-pass filter disc rotating wheel comprises a plurality of filter discs. The method of spectrum unfolding by using the plurality of filter discs is utilized, so that the requirement for monochromatization of a light source system in spectral response calibration of the to-be-calibrated CCD is effectively reduced; the function of combining a spectrometer and an integrating sphere can be realized by using the combination of the plurality of filter discs, so that the structure and cost of the calibration system are simplified; and the calibration method is simple, convenient and efficient, the performance is stable and reliable, the calibration time can be shortened to a relatively large extent, and the experiment efficiency is improved.

The present invention relates to enterprise informatization, Internetworking workflow-related systems, platforms, service, particularly discloses a stateless workflow implementation method, includingdefining node, defining business instance, globally making the state values corresponding to start state and end state of node in the same workflow to be unique, directly calling node with consistentcurrent start state of business instance to execute when executing business instance, and saving intermediate and result data of business instance execution to cache or database. The invention simplifies the development of a workflow system, the cost and time of deployment, use, operation and maintenance, and the process node of the workflow define the trigger state and completion state, and the state value is globally unique, which makes the change and adjustment of the workflow extremely convenient and quick, and has strong adaptability for various workflows, simple logic, high efficiency, and strong structural stability of the system.

The invention discloses a simple natural gas liquid recovery system, and belongs to the technical field of natural gas recovery. The simple natural gas liquid recovery system comprises a compressor, athree-phase separator, a molecular sieve, a cold box and a liquid stabilizer; the outlet end of the compressor is connected with a first cooler; the first cooler is connected with the three-phase separator; the gas outlet end of the three-phase separator is connected with the molecular sieve; the molecular sieve is connected with the cold box; the cold box is connected with a low temperature separator, the three-phase separator, the compressor and the liquid stabilizer; a finished natural gas output pipe is arranged on the cold box; and the liquid stabilizer is connected with a second cooler.Mixed light hydrocarbon in the recovery process is taken as a refrigerant for cooling natural gas, and a recovery technology is simplified. By improving the efficiency of separating oil, liquid and gas from a raw material, the recovery efficiency of natural gas liquid is improved, the water ratio of oil separated by a raw material separation device is low, and the water ratio of the gas separatedby the raw material separation device is low.

An embodiment of the invention discloses a close-up display method and device based on a single-lens live video. The close-up display method provided by the embodiment of the invention comprises the steps of: determining a close-up region selected by a selection operation in response to the selection operation of a user on a display picture of video image data played in real time, and converting the video image data received in real time into first close-up video image data based on the close-up region and outputting the first close-up video image data to the video display terminal for display; or, sending a video acquisition instruction corresponding to the close-up region to the front end, receiving second close-up video image data acquired from the close-up region by the front end single lens correspondingly, and outputting the second close-up video image data to the video display end for display. By adopting the close-up display method, close-up display can be performed on the corresponding region of the live broadcast picture according to user selection, and the playing effect of the live broadcast video is optimized; and the acquisition and playing cost of close-up display ofthe live video is reduced through close-up display of the single-lens live video.

The invention discloses a fuel cell cogeneration system taking biomass as fuel and a power generation method of the fuel cell cogeneration system taking the biomass as the fuel. The system comprises abiomass supply unit, a biomass gasification unit and a fuel cell connected in sequence, and further comprises a rear combustion chamber and a biomass baking unit; the biomass supply unit is connectedwith the biomass baking unit, and a biomass outlet of the biomass baking unit is connected with a biomass inlet of the biomass gasification unit; a syngas outlet of the biomass gasification unit is connected with an anode of the fuel cell; a gas outlet of the fuel cell is connected with a gas inlet of the rear combustion chamber, and a flue gas outlet of the rear combustion chamber is connected with flue gas outlets of the biomass gasification unit and the biomass baking unit. According to the invention, high-temperature baking is carried out on the biomass by adopting flue gas, so that volatiles can be removed, then the content of tar in syngas can be reduced, the volatiles obtained by the baking are combusted, and heat released by the combustion is supplied to the biomass gasification unit, and furthermore, the high-temperature flue gas further supplies heat to a biomass gasification process.

The invention provides a standard test platform architecture for updating computer mainboard firmware which is modular, high in compatibility, convenient to upgrade and extremely low in upgrading cost, and a method. The platform architecture comprises an upper computer (1), a core board (2), an electric control board (3), a horizontal detection board (4) and at least one test channel (6); the testchannel comprises a signal adapter plate (7), a computer firmware updating communication plate (8), a test point adapter plate (9) and a power supply; the signal adapter board is connected with the core board, the computer firmware updating communication board is connected with the upper computer and the signal adapter board, the test point adapter board is connected with the signal adapter board, the computer mainboard to be tested is connected with the computer firmware updating communication board and the test point adapter board through probes, and the power supply is connected with the signal adapter board. The method comprises the steps of position detection, scanning gun scanning confirmation, power-on test, firmware updating, power-off simulation power-on test and ending. The method is applied to the field of mainboard testing.

The invention which belongs to the medicinal preparation field relates to a decitabine liquid composition and a preparation method of its lyophilized preparation. The liquid composition contains decitabine, potassium dihydrogen phosphate, sodium hydroxide, ethanol and injection water, wherein the application amount of ethanol accounts for 1.0-4.0% of the volume of the liquid composition. The liquid composition is lyophilized to obtain the lyophilized preparation of decitabine. The stability and the like of the lyophilized preparation of decitabine provided in the invention reach high level, and the process is simultaneously simplified.

The invention discloses a semiconductor structure and a forming method of the semiconductor structure, and the structure comprises the steps: a substrate comprises a first surface and a second surface which are opposite, and comprises a plurality of active regions which are separated from each other, the plurality of active regions are arranged along a first direction and are parallel to a second direction, and the first direction is perpendicular to the second direction; the word line gate structures are located in the active regions, extend from the first surface to the second surface and are arranged in the second direction, and the word line gate structures penetrate through the active regions in the first direction; the first isolation structure is located in the substrate, the word line gate structures are located on the two sides of the first isolation structure, and the first isolation structure extends from the second surface of the substrate to the first surface of the substrate; the bit line structures are located on the first surface of the substrate, are electrically connected with the active region, are arranged in the first direction and are parallel to the second direction; and a plurality of capacitor structures located on the second surface of the substrate, wherein the capacitor structures are electrically connected with the active region. The performance of the structure is improved.

The invention discloses a method and oligonucleotide for detecting FGFR3 gene G380R site mutation, and relates to a pair of specific amplification primers SEQ NO 1 and SEQ NO 2, and a pair of specific detection probes SEQ NO 3 and SEQ NO 4. By adopting the method and oligonucleotide, congenital achondroplasia can be rapidly diagnosed and identified, and the method and oligonucleotide have the advantages of being short in detection cycle, good in specificity, high in accuracy, high in sensitivity, less in condition dependence, low in pollution risk and the like.

The invention relates to a semiconductor packaging structure used for driving a motor and the motor. The semiconductor packaging structure comprises a coil assembly, a motor driving unit, packaging materials and a hole. The coil assembly is manufactured by the semiconductor technology. The motor driving unit is manufactured by the semiconductor technology and electrically connected with the coil assembly. The packaging materials are used for packaging the coil assembly. The motor driving unit is a semiconductor packaging structure. The hole is formed in a set position of the semiconductor packaging structure. By use of the hole, the semiconductor packaging structure can be easily combined with other elements of the motor, so technology for manufacturing the motor can be greatly simplifiedand accelerated, and the motor can be miniaturized.

The invention discloses an exterior wall decoration type universal cable trough, relates to the technical field of constructional engineering, and aims to solve the problems that an existing outer wall cable is exposed and externally hung, maintenance is inconvenient, meanwhile, visual attractiveness is not achieved, and urban beautification is affected.The exterior wall decoration type universalcable trough comprises a profiled groove, wherein the profiled groove comprises an upper cover and a groove body, the inner side wall of the groove body is a plane, the outer side wall of the groove body is an arc curved surface, the lower end of the inner side wall of the groove body and the lower end of the outer side wall are in transition connection through a smooth curved surface, metal connecting pieces are fixedly connected to the inner side groove walls of the two ends of the groove body, and the upper cover. The device is used for placing the cable exposed out of the building.

The invention provides a cleaning device for a bar-like material conveying pipeline. A reverse blow valve, a high-pressure air source and a control device are included. The reverse blow valve comprises a valve body and a valve element. The valve element has at least two work positions in the valve body. The valve element is controlled by an electromagnetic valve to be switched between at least twowork positions. At the first work position, a conveying passage of the reverse blow valve is conducted. At the second position, a reverse blow passage of the reverse blow valve is conducted. The high-pressure air source communicates with a reverse blow passage inlet in the valve body, and the control device controls the state of the electromagnetic valve. The reverse blow valve and the electromagnetic valve are matched in the cleaning device for the bar-like material conveying pipeline to dredge a blocked pipeline, manual work is replaced, the work efficiency is improved, and the number of people for cleaning work is reduced.

The invention belongs to the technical field of building curtain walls, and provides a super-large unit curtain wall with variable-cross-section stainless steel lines and a construction method.The super-large unit curtain wall comprises a unit base plate and the variable-cross-section lines, the variable-cross-section lines are fixedly installed on the front face of the unit base plate, the unit base plate is fixedly installed on the surface of a building body, and the variable-cross-section lines are of a cross-shaped structure; the construction method comprises the three steps of standard module manufacturing, on-site splicing and hoisting and fixing, the whole structure of the variable cross-section unit curtain wall is designed to be separated, factory manufacturing and numbering are carried out, the variable cross-section unit curtain wall is transferred to a construction site to be assembled, hoisting equipment is used for hoisting and installing the variable cross-section unit curtain wall on the surface of a building body, and therefore the variable cross-section unit curtain wall is formed. The large-grid curtain wall is divided into large-grid curtain wall shapes in a waving form in the transverse direction and the vertical direction, the production efficiency is improved, the material transportation steps are simplified, the material transportation cost is reduced, the field assembly difficulty is simplified, the plate types are greatly reduced, the fault-tolerant rate of the plate field sequence is increased, and the field installation efficiency is guaranteed.

The invention discloses an identification method of Dalbergia oliveri in red sandalwood, primers, a probe and application of the primers and the probe. The primers and probe have exclusive specificity to Daldergia oliveri. According to the present invention, the detection sample capacity is small, the species identification results of Dalbergia oliveri can be quickly, accurately and objectively obtained based on the unique DNA information of wood, the defects of traditional identification methods which are highly subjective and have to be established based on the complete and easily identifiable morphological structure of the tested wood are avoided, and high specificity and high sensitivity of Dalbergia oliveri detection are realized. Therefore, the method of the invention can be used for law enforcement detection by relevant departments such as agriculture, forestry, industry and commerce, inspection and quarantine, and can also be used for consumer rights identification of third-party inspection institutions. The invention is of great significance to regulate the market, protect the rights of consumers, and promote the protection and utilization of species resources.

The invention discloses a protector for an energy recovery system. The protector comprises a signal input circuit, a displaying, monitoring, and querying device, and a signal output circuit. The signal input circuit receives at least four signals from the energy recovery system, wherein at least two signals are flow signals and at least two signals are pressure signals. The displaying, monitoring, and querying device is used for displaying and monitoring the input at least four signals, and giving prompting, reminding and alarm in different degrees at a critical point, a dangerous point, and an over-limit point, and saving display data and alarm data. The display data and correlative alarm data can be output to a host computer through an Ethernet communication protocol. The host computer performs synchronous display and gives an alarm. The protector monitors flow and pressure in a water treatment zero-release system, and carries out a series of safeguard procedures such as alarm or the like so as to enable the energy recovery system to stably and highly efficiently operate. Further, the protector may store data within a certain time.