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31results about How to "Quick response to market demand" patented technology

Bridge crane metal structure parameterization design method based on C/S/W system architecture

The invention relates to a bridge crane metal structure parameterization design method based on client / server / workstation (C / S / W) system architecture. The method comprises the following steps of: automatically creating and instantly updating a three-dimensional model library of a standard piece frequently used by an enterprise by adopting an integral design flow of items, products and members and creating a C / S / W network system architecture according to the parameterization theory and a database technology, and organically combining the parameterization technology and a product data management (PDM) technology so as to automatically generate and effectively manage product design documents. The method is convenient to execute, strong in operability and good in expandability; moreover, by the method, the design efficiency of the enterprise is improved, and the product developing period is shortened.
Owner:ZHONGBEI UNIV

High-pressure industrial heat supply method for thermal power plant

Provided is a high-pressure industrial heat supply method for a thermal power plant. Optimization design is conducted on a large high pressure-intermediate pressure combined cylinder turbine generator set, and unconventional high-pressure industrial heat supply extraction steam is provided for heat consumers. The method specifically includes the following steps that a high pressure flow extractor 1 is shrunk to reach a high output flow area and an intermediate flow area, so that the pressure of the extractor 1 is about 10% higher than industrial heat supply extraction steam pressure when industrial heat supply steam is not extracted under a rated condition; consideration is given to reasonable feed-water temperature and a minimal pressure difference between the front and back of an intermediate regulating valve when heat supply extraction steam is rated; an industrial heat supply extraction steam opening is added to an extraction steam pipe of the extractor 1, namely, regenerative extraction steam and industrial extraction steam of the set are located in the same extraction opening, and meanwhile, a fast closing adjusting valve and a check valve are arranged on an industrial heat supply extraction steam pipeline; when loads of the heat consumers change, high output pressure is adjusted by changing the opening degree of the intermediate regulating valve, and therefore the pressure of the upstream separated extractor 1 is influenced and kept stable; the heat supply amount of the set is small, the extraction steam pressure is in a naturally pressure rising state, the intermediate regulating valve does not act, and the heat supply extraction steam pressure is kept stable through pressure reduction by a regulating valve on the heat supply extraction steam pipeline.
Owner:DONGFANG TURBINE CO LTD

Semi-physical simulation system of AC-DC-AC metallurgy rolling mill transmission system

The invention relates to a semi-physical simulation system of an AC-DC-AC metallurgy rolling mill transmission system. The semi-physical simulation system comprises: a physical control unit, which includes a rolling mill transmission system controller outputting a control signal; a real-time simulation unit, which includes a real-time simulator, is provided with an operated main circuit module of the rolling mill transmission system and is used for receiving and transmitting an electric signal by a corresponding signal interface to carry out analog simulation calculation; and a signal conversion unit, which is connected between the physical control unit and the real-time simulation unit and is used for converting the control signal outputted by the physical control unit into an electrical signal that can be received by the real-time simulation unit and providing the electrical signal to the real-time simulation unit, converting an analog simulation result outputted by the real-time simulation unit into an actual work signal and providing the signal to the physical control unit, thereby realizing simulation testing on the rolling mill transmission system controller.
Owner:CSR ZHUZHOU ELECTRIC LOCOMOTIVE RES INST

Business process management system used for pharmaceutical production

The invention provides a business process management system used for pharmaceutical production. The business process management system comprises a business management system and a plurality of portable terminals, wherein the business management system comprises a material business server, a material database, a product business server and a product database; the material business server is used for providing material management businesses for the portable terminals; the material database is connected with the material business server and is used for carrying out storage or updating of material data according to business data obtained by data exchange between the material business server and the portable terminals; the product business server is used for providing a product management business for the portable terminals; the product database is connected with the product business server and is used for carrying out storage or updating of product data according to business data obtained by data exchange between the product business server and the portable terminals; the portable terminals are connected with the material business server and the product business server. According to the business process management system, an informatization system and a pharmaceutical production business process are combined, and quality management and control of a physical distribution link and a production process are enhanced, so that management and control are integrated and the condition of each production link is comprehensively responded; the production and dispatching are scientific and the market requirements are rapidly responded.
Owner:成都贝发信息技术有限公司

System for controlling multi-user parallel operation of TCAM, and control method thereof

The invention discloses a system for controlling multi-user parallel operation of a TCAM, and a control method thereof. The system comprises a FIFO unit, a TCAM user arbitration unit, a TCAM timing control unit, a TCAM interface, an initialization configuration unit, a query result arbitration unit and a statistics unit. According to the invention, the following advantages are achieved: good compatibilities with TCAMs from different manufacturers are achieved while operating speeds of the TCAMs is improved, and corresponding products can be developed to quick response to market demands.
Owner:大连梯耐德网络技术有限公司

Method and device for quickly and automatically generating software graphical interface

The invention discloses a method for quickly and automatically generating a software graphical interface. The method comprises the following steps: S100, receiving a source picture for generating thegraphical interface; s200, identifying various UI component graphs and text information in the source picture through machine vision detection; and S300, completing automatic layout of the UI component, automatically and quickly generating a graphical interface, and generating and displaying a control script code of the interface. The invention further discloses a corresponding device. According to the method for quickly and automatically generating a software graphical interface, source pictures of a graphical interface are generated by flexibly adopting various modes such as sketch drawing on a drawing board, field hand-drawn sketch input and external picture import; the problems that in the software design process, UI design and product manager repeated drawing, modification and other efficiency are low, and design inspiration and graphic expression are affected are effectively solved, the sketch is rapidly converted into a graphic interface capable of being operated practically, the graphic interface design and manufacturing process is shortened, and the graphic interface input work efficiency is greatly improved.
Owner:HUAZHONG UNIV OF SCI & TECH

System and method for realizing multi-object data interaction response and calling function

The invention discloses a system and a method for realizing a multi-object data interaction response and calling function. An intermediate server is used for realizing voice service routing. A voice access server performs load balancing on a data interaction response server and a voice intercommunication server, and realizes voice intercommunication service with the multi-object data interaction response and calling function on the basis of an extensible markup language (XML)-based messaging and presence protocol (XMPP) in different ways. The technical scheme has a simple structure; function integration can be quickly realized; a plurality of functions can be quickly iterated by fully utilizing the conventional resources; upward compatibility can be completely achieved by utilizing the protocol extension of the XMPP; in addition, due to low coupling between related servers, the service is conveniently deployed, smooth capacity expansion can be well realized, and market needs can be quickly satisfied.
Owner:深圳市乐唯科技开发有限公司

Control method and device of indoor units, indoor units and multi-connected air conditioner

ActiveCN108195034AMake sure to rebootEliminate Balance NoiseMechanical apparatusNoise suppressionEngineeringPressure difference
The invention provides a control method and device of indoor units, the indoor units and a multi-connected air conditioner. The control method for the indoor units includes the steps that when the multiple indoor units are stopped, whether the current indoor unit is stopped at last or not is judged; if yes, when a stop signal sent by an outdoor unit is received, an electronic expansion valve of the current indoor unit is controlled to be opened to the standby opening degree. Through the technical scheme of the invention, on the one hand, the pressure difference of the high pressure side and the low pressure side of a whole system can be balanced, and the situation that the multi-connected air conditioner system can start again is guaranteed; and on the other hand, based on original main control panel hardware, airflow balance noise can be rapidly and effectively eliminated only by changing the software program without the need for increasing the cost, and therefore the satisfaction degree of users is improved, and quick response to market demand is made.
Owner:GD MIDEA HEATING & VENTILATING EQUIP CO LTD +1

Sheet metal part die-free machining method

The invention relates to a sheet metal part die-free machining method. The sheet metal part die-free machining method comprises the following steps that firstly, four boundaries of a rectangular metalplate material are fixed to a forming machine tool through clamps; secondly, a half-ellipsoid-shaped die is formed as a first intermediate structure, the surface area of the first intermediate structure accounts for 60-80% of the surface area of the finally formed part, and the first intermediate structure is formed in the first pass; thirdly, a reversely raised swell is established upwards fromthe center of the lower side of the first intermediate structure and used as a second intermediate structure, the area of the raised swell accounts for 30-40% of the surface area of the first intermediate structure, and a lower forming tool is adopted to form the second intermediate structure along a preset second formation path in the second pass; and fourthly, the second intermediate structure is machined to be in the shape of the finally formed part in the third pass. The sheet metal part die-free machining method does not need a dedicated mold, the machining period is short, and a large-wall angle or straight-angle piece, complicated-structure pieces and other parts difficult to machine can be formed.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Semi-physical simulation system for offshore full-power wind power converter

The invention discloses a semi-physical simulation system for an offshore full-power wind power converter. The semi-physical simulation system comprises an upper computer, a real-time simulation unitand a physical control unit. The upper computer is used for inputting simulation parameters of a wind power converter and outputting a simulation control instruction. A main circuit model of the windpower converter is stored in the real-time simulation unit. And the simulation unit is used for simulating the main circuit model according to the simulation control instruction in the current simulation step length, outputting a first signal corresponding to the current simulation step length to the physical control unit, and simulating the next simulation step length of the main circuit model according to a second signal corresponding to the current simulation step length fed back by the physical control unit. The physical control unit is used for processing the first signal corresponding tothe current simulation step length according to a locally stored control algorithm and a logic algorithm; and the processing result is used as a second signal corresponding to the current simulationstep length, and the second signal is fed back to the real-time simulation unit, so that the real-time simulation unit performs simulation of the next simulation step length according to the second signal.
Owner:CSR ZHUZHOU ELECTRIC LOCOMOTIVE RES INST

Implementation method of environmentally-friendly monitoring equipment system and graphical configuration platform

The invention discloses an implementation method of an environmentally-friendly monitoring equipment system and a graphical configuration platform. The method comprises the following steps: the graphical configuration platform provides various configuration elements complied and manufactured according to different functions, and provides an operating window for a user to select and configure the configuration elements to build the environmentally-friendly monitoring equipment system; the graphical configuration platform complies the received configuration elements selected and configured by the user to form an executable program of the environmentally-friendly monitoring equipment system; and the graphical configuration platform publishes the executable program of the environmentally-friendly monitoring equipment system. The implementation method is mainly used for the system opening of the environmentally-friendly monitoring equipment.
Owner:STATE GRID CORP OF CHINA +1

High-reliability three-dimensional heterogeneous integrated radio frequency analog-digital integrated microsystem

ActiveCN112908965AReduce bond finger areaReduce the number of wiring layersSemiconductor/solid-state device detailsSolid-state devicesPhysicsRadio frequency
The invention relates to a high-reliability three-dimensional heterogeneous integrated radio frequency analog-digital integrated microsystem. Three-dimensional heterogeneous integration is realized through three-level POP stacking, a high-density radio frequency substrate and a high-density digital-analog substrate are stacked in a ceramic base through internal BGA solder balls, the high-density substrate is used as a wiring medium, the ceramic base serves as an airtight packaging body and a signal fan-out medium, after the ceramic base is sealed, POP stacking is conducted on the ceramic base and a polymer base, a gap is filled with underfill glue, the polymer base conducts vertical signal transmission, and a final complete packaging body structure is formed. A traditional multi-step multi-cavity multi-layer wiring integrated ceramic tube shell packaging mode is replaced, packaging design is greatly simplified, meanwhile, the problems that when a traditional ceramic tube shell and a PCB are directly welded, due to the fact that thermal stress generated by large material thermal expansion coefficient difference is large, welding balls and bonding pads lose efficacy are solved, the process difficulty is lowered, and meanwhile, high-density integration and high reliability are realized.
Owner:NO 55 INST CHINA ELECTRONIC SCI & TECHNOLOGYGROUP CO LTD

Radio frequency antenna matching design circuit

The invention discloses a radio frequency antenna matching design circuit which is mainly composed of an antenna signal input matching circuit, a patch antenna matching circuit and a radio frequency choke circuit. The patch antenna matching circuit and the radio frequency choke circuit are connected with the antenna signal input matching circuit, and the radio frequency choke circuit is connected with a pulse frequency (PF) antenna matching circuit which is connected with the patch antenna matching circuit. The radio frequency antenna matching design circuit has the advantages that the printed circuit board (PCB) design does not need changing, and the PCB surely can compatible to two antenna designs so as to conveniently and quickly respond to market requirements. Every antenna has an independent matching circuit, and the independent matching circuits do no interfere to each other. The radio frequency antenna matching design circuit is designed in a jumper mode, and a large power switch is removed. Bill of materials (BOM) cost is reduced.
Owner:CHENGDU HI TECH ZONE NIMA ELECTRONICS PROD DESIGN STUDIO

Method and system for automatically configuring and recovering VLAN (virtual local area network) information of FTTH (fiber to the home) terminal

The invention relates to the technical field of virtual local area networks, in particular to a method and a system for automatically configuring and recovering VLAN (virtual local area network) information of a FTTH (fiber to the home) terminal. The method includes following steps: step 1, judging whether authorization mode of FTTH terminal equipment is an automatic authorization mode or a manual authorization mode; step 2, if the authorization mode is automatic and authorization is successful in the step 1, issuing default configuration to the FTTH terminal equipment, if authorization is unsuccessful, re-authorizing the FTTH terminal equipment, and a certain number of times is exceeded, performing silent processing on the FTTH terminal equipment through an OLT (optical line terminal); if the authorization mode is manual in the step 1, issuing VLAN configuration information to the FTTH terminal equipment and recovering originally configured VLAN information of the FTTH terminal equipment according to an authentication trap message of the FTTH terminal equipment. The method and the system can quickly respond to market needs and can lower requirements on personnel and technology of engineers and personnel cost.
Owner:PHICOMM (SHANGHAI) CO LTD

A kind of quasi-mechanical stripping device and production method for producing graphene at a ton level

The invention discloses a machine-like stripping device for ton-scale production of graphene and a production method of the machine-like stripping device. The machine-like stripping device is characterized by comprising one or more stages of stripping devices which are connected in series, wherein each stripping device comprises a material bin, a rotor, a material distribution bin and the like, the lower part of the rotor is matched with that of the material bin, and when the rotor rotates, relative friction is formed at the matching position between the outer surface of the rotor and the inner surface of the material bin. During use, graphite raw material receives the shearing action of a friction force at the matching position, and Van der Waals forces among graphite layers of the graphite collapse so that the graphite is stripped and thinned into graphene which is fed into the material distribution bin. The machine-like stripping device for ton-scale production of graphene is simple to operate and can realize batch production of graphene, and the obtained graphene has a perfect crystal structure, a large specific surface area and good conductivity.
Owner:合肥微晶材料科技有限公司

A kind of metal sheet metal parts image mirrorless processing method

ActiveCN108941318BSolve the problem of no flowUniform wall thicknessEngineeringMetal sheet
The invention relates to a metal sheet metal part mirror image free mold machining method. The method comprises the following steps that 1, a rectangular plate material is fixed on a forming machine tool, and the two diagonal lines of the plate material divide the plate material into four regions; 2, a middle configuration is formed through a single forming tool for a first process, and the surface area of the middle configuration is 40-60% of the surface area of the final metal sheet metal part; when the tool head of the forming tool moves to a certain region of the plate material, the clamping force of a flexible clamp corresponding to the area plate material is reduced; and 3, the two forming tools are used for carrying out mirror image free mold forming on the plate materials at the same time and a final shape is formed for a second process, and the tool head of the lower forming tool is always located in the normal direction of the contact point of the tool head and the plate material. According to the method, a special mold is not needed, the machining period is short, the innovation design requirements of modern social products can be met, and the method has a good development prospect in the fields of rapid prototyping manufacture and new vehicle model exploitation.
Owner:深圳未来技术软件有限公司

Modular controller of intelligent gas meter

A modularized controller of an intelligent gas meter is composed of an upper cover 1, a main circuit board 2, a communication board 3, a base 4 and the intelligent gas meter 11, the main circuit board and the communication board of the intelligent gas meter are assembled on the upper cover through a clamping groove and a clamping hook to form an upper cover assembly structure, and therefore classified assembly can be carried out according to the functions of the gas meter to form upper cover assemblies with different functions. In the production circulation link, excessive turnover of the base meter is avoided, time and labor are saved, modular management can be conducted on the upper cover assembly, when market requirements exist, the upper cover assembly can directly enter the production process, the process of assembling a main board is omitted, the production efficiency is greatly improved, and the effect of quickly responding to the market requirements is achieved.
Owner:LIAONING SCALER TECH CO LTD

High-voltage industrial heat supply method for thermal power plants

Provided is a high-pressure industrial heat supply method for a thermal power plant. Optimization design is conducted on a large high pressure-intermediate pressure combined cylinder turbine generator set, and unconventional high-pressure industrial heat supply extraction steam is provided for heat consumers. The method specifically includes the following steps that a high pressure flow extractor 1 is shrunk to reach a high output flow area and an intermediate flow area, so that the pressure of the extractor 1 is about 10% higher than industrial heat supply extraction steam pressure when industrial heat supply steam is not extracted under a rated condition; consideration is given to reasonable feed-water temperature and a minimal pressure difference between the front and back of an intermediate regulating valve when heat supply extraction steam is rated; an industrial heat supply extraction steam opening is added to an extraction steam pipe of the extractor 1, namely, regenerative extraction steam and industrial extraction steam of the set are located in the same extraction opening, and meanwhile, a fast closing adjusting valve and a check valve are arranged on an industrial heat supply extraction steam pipeline; when loads of the heat consumers change, high output pressure is adjusted by changing the opening degree of the intermediate regulating valve, and therefore the pressure of the upstream separated extractor 1 is influenced and kept stable; the heat supply amount of the set is small, the extraction steam pressure is in a naturally pressure rising state, the intermediate regulating valve does not act, and the heat supply extraction steam pressure is kept stable through pressure reduction by a regulating valve on the heat supply extraction steam pipeline.
Owner:DONGFANG TURBINE CO LTD

A highly reliable three-dimensional heterogeneous integrated radio frequency analog-digital integrated microsystem

The invention relates to a high-reliability three-dimensional heterogeneous integrated radio frequency analog-digital integrated micro system, which realizes three-dimensional heterogeneous integration through 3-level POP stacking. Inside the base, the high-density substrate is used as the wiring medium, and the ceramic base is used as the hermetic package and the signal fan-out medium. After the ceramic base is capped, the ceramic base and the polymer base are POP stacked and underfilled with glue The gap is filled, and the polymer base performs vertical signal transmission to form the final complete package structure, replacing the traditional multi-step multi-cavity multi-layer wiring integrated ceramic tube and shell package, which greatly simplifies the package design and solves the problem of the traditional ceramic package. When the shell and the PCB are directly welded, the excessive thermal stress caused by the large difference in the thermal expansion coefficient of the materials leads to the failure of the solder balls and pads, which reduces the difficulty of the process and achieves high-density integration and high reliability at the same time.
Owner:NO 55 INST CHINA ELECTRONIC SCI & TECHNOLOGYGROUP CO LTD

Intelligent communication detection system and communication method thereof

ActiveCN112543130AMeet the needs of on-site maintenanceLow costData switching networksComputer networkVoltage variation
The invention discloses an intelligent communication detection system and a communication method thereof, the intelligent communication detection system comprises a host and one or more slaves, the host is a device for initiating primary information exchange with the slaves, and the slaves are devices for receiving host information and performing information exchange with the host; a communicationtransceiving interface of the host is connected with the power interface of each slave for communication; the voltage change signal sent by the host is a low-voltage signal greater than the working voltage of the slave. According to the invention, each functional module of the slave is embedded into each intelligent terminal (namely the slave), so that the slave can realize communication of a low-voltage section by directly utilizing the power supply interface to be connected to the detection equipment (the host computer), and the requirement of field maintenance can be conveniently met; whenthe communication mode is used in the manufacturing link of the intelligent terminal, rapid response to market demands of products can be realized with low cost, and the contradiction between large-scale mass production and customized production is solved.
Owner:浙江东星软件开发有限公司

An intelligent communication detection system and communication method thereof

ActiveCN112543130BMeet the needs of on-site maintenanceLow costData switching networksComputer networkVoltage variation
The invention discloses an intelligent communication detection system and a communication method thereof, comprising a host and single or multiple slaves. The host is a device that initiates an information exchange with the slaves, and the slaves receive information from the host and exchange information with the host. The communication transceiver interface of the host is connected to the power interface of the slave for communication; the voltage change signal sent by the host is a low-voltage signal greater than the working voltage of the slave. In the present invention, the various functional modules of the above-mentioned slaves are embedded and installed in various intelligent terminals (ie, the slaves), so that the slaves can be directly connected to the detection equipment (host) by using the power interface to realize the communication of the low-voltage section, which can be conveniently realized. On-site maintenance requirements; using this communication method in the manufacturing process of intelligent terminals can quickly respond to market demands at low cost, and solve the contradiction between large-scale mass production and customized production.
Owner:浙江东星软件开发有限公司

Security module and payment terminal

The invention provides a security module and a payment terminal. The security module comprises a security module body, a security chip unit, an expansion chip unit and an interface unit, a security chip unit configured to install a security chip; an expansion chip unit configured to mount an expansion chip; and the interface unit is configured to perform information interaction with the main control module. According to the application, the security module body, the security chip unit, the expansion chip unit and the interface unit are integrated into one security module, and the security module is installed in the payment terminal, so that when the payment terminal is upgraded, only the control chip needs to be replaced, the security module does not need to be replaced, and the consumption of the chip is saved. And meanwhile, the security chip unit and the expansion chip unit are detachably mounted in the security module body, and the security chip or the expansion chip can be selectively replaced according to requirements, so that the updating speed of the security module and the payment terminal is high, the updating period is short, and the market requirements can be quickly responded.
Owner:PAX COMP TECH SHENZHEN

Power amplification system and processing method thereof

The present invention provides a power amplification system and a processing method thereof. The system includes a signal screening circuit, a radio frequency predistortion circuit, a combining circuit, a Doherty power amplification circuit, a coupling circuit and a feedback frequency selection circuit connected in sequence. The radio frequency predistortion circuit The circuit is connected with the feedback frequency selection circuit. The power amplifier system of the invention can support n (n=2, 3, 4, ...) frequency bands, has wide bandwidth, small volume, low cost and is easy to implement. Using radio frequency predistortion (RFPD) technology and multi-frequency broadband Doherty technology, the high linearity performance and high efficiency performance of the system are realized, and the power amplification system does not need to use any wideband A / D, D / A and other devices, avoiding the limitation device troubles.
Owner:COMBA TELECOM SYST CHINA LTD

A hardware-in-the-loop simulation system for the transmission system of an AC/DC metallurgical rolling mill

The invention relates to a semi-physical simulation system of an AC-DC-AC metallurgy rolling mill transmission system. The semi-physical simulation system comprises: a physical control unit, which includes a rolling mill transmission system controller outputting a control signal; a real-time simulation unit, which includes a real-time simulator, is provided with an operated main circuit module of the rolling mill transmission system and is used for receiving and transmitting an electric signal by a corresponding signal interface to carry out analog simulation calculation; and a signal conversion unit, which is connected between the physical control unit and the real-time simulation unit and is used for converting the control signal outputted by the physical control unit into an electrical signal that can be received by the real-time simulation unit and providing the electrical signal to the real-time simulation unit, converting an analog simulation result outputted by the real-time simulation unit into an actual work signal and providing the signal to the physical control unit, thereby realizing simulation testing on the rolling mill transmission system controller.
Owner:CSR ZHUZHOU ELECTRIC LOCOMOTIVE RES INST
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