492 results about "E technology" patented technology

A multifunctional optical micro-manipulation device comprises a femtosecond laser, an optical tweezers laser, an optical system, a stage, a light source system, an imaging system, a spectral measurement system and a computer, wherein the optical system comprises a shutter, an attenuator, a focusing lens, a near IR reflector and a microscopic objective lens; the light source system comprises an illumination light source and a condenser lens; the microscopic objective lens is arranged on the stage for condensing a laser beam emitted by a laser generator onto a sample; the condenser lens is arranged below the stage for condensing a visible light emitted by the illumination light source onto the sample; and the imaging system includes an IR filter and CCD camera sequentially disposed on the projection light path of the near IR reflector. By integrating three functions of laser tweezers, femtosecond laser scissors and microspectrometer in one system, the invention can overcome the singleness and the disadvantages of the prior laser micro-beam technology and can be widely used for studying in biological, medical, biophysical, material chemistry and nano-technology fields.

The invention provides an international technology transfer public service system. The international technology transfer public service system comprises an international technology transfer and entrepreneurship incubation service subsystem and an international technical skill/service digit trading port subsystem; the international technology transfer and entrepreneurship incubation service subsystem comprises an innovation e station, an innovation demand library, a technology retrieval, a service hotline and an expert group; the international technical skill/service digit trading port subsystem comprises a high and new technology interactive exhibition system, a technical digital content manufacturing system, an industry technology mobile portal management system, an enterprise technology demand monitoring and intelligent docking system, a scientific technological incubation service purchasing system and a technology appraisement and technology appraiser training system. A digital exhibition room with multiple interactive modes on the basis of electronic data interchange (EDI) exchange terminals and the like can be established through an operating mode of combining a mobile internet and an offline innovation service platform, online offline combined technical skill (service) interactive exhibition, vertical searching, accurate pushing, expert cooperative consulting, scientific assessment and the like can be achieved, and difficulties and bottleneck problems such as difficult obtainment of technology supply-demand information, difficult value quantization and difficult transfer can be solved.

The invention discloses a high-precision monitoring method for cyanobacterial blooms in a large shallow lake through an MODIS (Moderate Resolution Imaging Spectroradiometer) and a satellite. The high-precision monitoring method is characterized by comprising the following steps: screening recognition indexes of the cyanobacterial blooms (short for algal blooms) which are insensitive to the type and thickness of an atmospheric aerosol; combining the synchronous MODIS, LandsatTM/ETM and satellite image in 2000-2013 year and a gradient analysis result of land and water information to obtain a pure pixel index threshold value of the algal blooms; precisely calculating the area of the algal blooms in a mixed pixel (part of pixels covered by the algal blooms) of the algal blooms by using a pixel growth algorithm (APA); and furthermore, estimating the actual area of the algal blooms in the total water area of the lake and the areal distribution of the algal blooms. The high-precision monitoring method can be used for precisely obtaining the spatial and temporal distribution of the algal blooms in the shallow lake, accurately analyzing the generation and development condition and trend of the algal blooms, scientifically estimating the lake pollution control and ecological remediation effects and providing the scientific and technological support for making a scientific decision for water resource management and water environment protection of departments of water conservation, environment protection and the like.

The invention relates to an urban parking induction system and method based on the Internet of Things technology. The system comprises four modules including an information acquisition module, an information transmission module, an information analysis and processing module, and an information management and publishing module. The method includes: 1) standardizing a decision matrix X as a matrix Yshown in the description; 2) calculating a combined weight Wi; 3) establishing a gray correlation coefficient matrix between a0 and ai; and 4) determining an optimal scheme. The beneficial effects ofthe system and the method are that users still receive parking spaces recommended by the system in a passive manner for parking space induction in a parking lot, and with the progress of science andtechnology, the driving users can actively and autonomously select satisfying parking spaces and paths for driving, which is a goal of parking guidance in the parking lot in the future.

The invention provides a high-stability and constant-temperature controller and belongs to the technological field of electronic circuit. The invention comprises a voltage reference circuit (1), a temperature setting circuit (2), a temperature measurement circuit (3), a PI control circuit (4), a limiting protection circuit (5), display circuit (6) and a TEC drive Circuit (7); wherein, the TEC drive Circuit (7) comprises a bridge circuit and a voltage negative feedback circuit. The invention has the strong anti-interference capability, the stable performance, and the reliable work; the invention is suitable for the temperature control of high-power laser diodes to make the diodes work for a long time; the temperature control range is 0 DEG C to 80 DEG C; the short-term stability is 0.02 DEG C; the long-term stability is 0.05 DEG C. Besides the use in the constant temperature control of the high-power laser diodes, the invention can be widely used in other fields of modern technology by adjusting the proper control parameters.

A flexible piezo-magnetic composite material and its production are disclosed. It consists of non-crystalline and/or nanometer crystal soft magnetic powder material with grain size 0.1-200 mum, flexible polymer and auxiliary additive ingredients. It can be used to inspect contact stress during casing and pipeline assembly curved profiled structure connection and impact process of large equipments and sophisticated engineering; it can be used to real-time monitor usage performance, relating components and functional material ageing and stress of system when they are mounted, stored and transported. It can be used in biological technology, medicine, sports, vehicles and aerospace industries.

The invention discloses a full-automatic LCD detecting control system and method based on an AOI technology. The system comprises an Inline line body PLC module and a detecting workstation, wherein automatic compression joint equipment and an AOI system are arranged in the detecting workstation; the Inline line body PLC module is used for controlling the position of an LCD panel on an assembly line; the automatic compression joint equipment is used for controlling a motor to carry out automatic plug wire compression joint on the LCD panel of the detecting workstation; after plug wire compression joint is finished, the AOI system is informed to begin to detect; after a detection finish signal transmitted from the AOI system is received, a wire is automatically unplugged from the LCD panel; and the AOI system is used for receiving a detection beginning signal and then automatically optically detecting the LCD panel, generating a detecting information file, and transmitting the detecting finish signal to the automatic compression joint equipment. Disadvantages of manual detection can be overcome, the defect detection speed is high, the precision is also high, the system is automatic and practical, a non-contact mode is carried out, and the development prospect in the industry of defect detection of liquid crystal displays is wide.

The invention discloses a medical operation simulation system based on a VR technology (virtual reality technology). The simulation system comprises a database storage unit, a scenario building unit and a virtual reality imaging unit, wherein the database storage unit is in charge of keeping model element information of a plurality of medical apparatuses, performance information corresponding to the medical apparatuses and operation type information that the medical apparatuses are involved; and the scenario building unit is used for calling the data information in the database storage unit from a virtual environment region and for conducting image and video editing on all operating processes corresponding to each medical operation. According to the medical operation simulation system based on the VR technology provided by the invention, medical personnel, while experiencing the virtual reality technology, can have a somatosensory experience on the performances and functions of the medical apparatuses, and the medical personnel can get better training and learning on medical technologies in the medical operation, so that the medical personnel can master the effects of the medical apparatuses more realistically, and meanwhile, the medical personnel can be get good training and learning in various medical operations.

The invention discloses a high/low concentration-adaptive sediment movement numerical simulation method. The method comprises the following steps of: (1) establishing a high/low concentration-adaptivesediment movement mathematic model; (2) calculating a boundary condition, a suspended sediment settlement speed, a bed surface shearing stress, a stability function and correction adapted to a high/low concentration sediment condition; (3) solving the high/low concentration-adaptive sediment movement mathematic model; (4) carrying out water flow verification on the sediment movement mathematic model by adoption of practically measured data, verifying a sediment concentration and verifying channel deposit distribution; and (5) analyzing influences, on river-mouth channel sediment deposit, of each factor according to a sediment movement mathematic model result. According to the method, a three-dimensional sediment transportation simulation technology is provided, a sediment movement numerical simulation technology which considers a water-sediment interaction mechanism and a sediment suspension mechanism under high/low concentration sediment conditions is provided, so that numerical simulation research is carried out on engineering problems such as river-mouth channel sediment deposit and the like, action process and mechanism of sediment transportation are analyzed, and scientific and technological support is provided for engineering practice.

The invention provides an elementary school student science and technology education system based on a VR (virtual reality) technology. The system is characterized by consisting of a hardware operation platform, an APP (application) client and application software, wherein the hardware operation platform is formed by respectively coupling a pair of VR glasses, a stereophonic earphone, somatosensory interaction equipment, a simulation operation table and a display onto a background server; the application software runs on the background server; the background server is communicated with the APP client through network, WiFi, Bluetooth and the like; the application software comprises a learning unit, an operation training unit and an evaluation unit. The system provides by the invention shows the boring one-way characters, image display, video playing study education mode in a dynamic sound, image and interaction mode, so that teenagers can more vividly and three-dimensionally know the science knowledge; the manipulative ability of children is improved; the interestingness of the children on the science study is cultured from the childhood.

The invention is a mine operator locating and rescue system, comprising five parts: an Internet-based computer management system built on ground, a wired computer network system built in main laneway, a communication system based on ZIGBEE wireless communication technique and supersonic communication technique, and also comprising the whole system and location reference points connected with network and various safety index sensors connected with the reference points, and communication location terminal machines the mine operators take with them. And the system is composed by mature and advanced science and technology means, safe and reliable, having strong practicality, and filling a gap which has existed in rescue technique and means after coal mine accident happens, and can apply to many fields of military, petroleum, fire control, etc.

The invention discloses a transformer vibration on-line monitoring system. The system comprises vibration sensors, a dynamic signal acquisition device, a computer and a thermometer, wherein the vibration sensors, the dynamic signal acquisition device and the computer which are connected with one another sequentially. Since the transformer vibration on-line monitoring system has no electric connections with a whole electric conduction system, on-line monitoring can be carried out safely and reliably. According to the system, the plurality of vibration sensors are arranged at different positions of the surface of the oil tank of a transformer, so that a best measurement position can be obtained through comparison, and monitoring and analysis can be carried out according to various kinds of states of the transformer, and therefore, a large amount of data can be provided for diagnosis and analysis of the core and winding of the transformer. With the system adopted, accident hidden dangers of the transformer can be found timely; accidents can be avoided; the safety and reliability of the operation of the transformer can be improved; effective implementation of state maintenance can be and promoted; and economic efficiency can be improved. Thus, the transformer vibration on-line monitoring system is not only has important scientific value for the scientific and technological progress of the electric power industry, but also is of great significance for the improvement of the operational reliability and scientific management level of a power system.

The invention relates to spirofluorene xanthene phosphine oxide electro-phosphorescent main materials and synthesis and application methods thereof, belongs to the field of photoelectric material science and technology, and in particular relates to four spirofluorene xanthene organic phosphine oxide materials and application of the materials in the field of organic electronics such as organic electroluminescent materials, organic solar cells, organic field-effect tubes, dye laser, organic nonlinear optical materials, fluorescent probes and the like. The series of materials are obtained by introducing diphenyl phosphine oxide groups to the 2nd site, the 2nd and 7th sites, the 2nd' site and the 2nd' and 7th' sites of spirofluorene xanthene respectively. The series of compounds have good charge transfer performance, thermal stability and high triplet energy level (ET=-2.86eV), and can be used as main materials and applied in phosphorescent devices. When the series of compounds are applied in the organic electro-phosphorescent devices, the maximum external quantum efficiency is 10.78 percent and the maximum brightness is 8,582cd/m<2> in the blue phosphorescent device; and in the green phosphorescent device, the maximum external quantum efficiency is 19.1 percent, and the maximum brightness is 16,943cd/m<2>.

The invention relates to a complicated diaryl fluorine material and preparation and application methods thereof, which belong to the organic photoelectric material scientific field, in particular to a non-planar complicated bi-polycyclic heteroaryl fluorine material and a friedel-crafts preparation method. And as hole-transporting material, electron transporting material and tricolor luminescence material, the material is applied to organic electric fields of organic flash memory devices and organic luminescence display, etc. With the structure shown above, the material has the advantages of: (1) simple step and temper conditions through the friedel-crafts reaction; (2) amorphous glassy state, high thermal stability and glass transition temperature; (3) high hole or electron mobility, etc. The complicated diaryl fluorine material can become the organic photoelectric functional material with commercial potential.

The invention relates to an RFID technology based warehouse system and a control method thereof. The warehouse system comprises a warehouse information management system, an RFID reader-writer and anRFID middleware. The warehouse information management system is connected with the RFID reader-writer through the RFID middleware. A radio frequency wireless network is arranged in a warehouse, goodsin the warehouse are affixed with electronic tags, and the RFID reader-writer reads the data of the electronic tags on the goods in the warehouse, and sends the data to the warehouse information management system for analysis and processing through the radio frequency wireless network. The warehouse information management system includes a user management module, a warehousing-in management module, warehousing-out management module and an inventory management module. The warehouse system adopts the RFID technology to realize non-contact long-distance identification and a batch reading function, can provide an efficient and accurate data acquisition mode and improve efficiency and accuracy, realizes automatic acquisition of warehousing-in and warehousing-out data, and lowers the risk of human errors; visual management of warehouse products is achieved, the risk of product missing is lowered; and the cost of enterprise warehouse management is reduced.

The invention discloses a method for optimizing construction by synthetically utilizing BIM technology and a 3D laser scanning system, belongs to the field of bridge engineering, the invention particularly relates to a method for optimizing construction by synthetically utilizing BIM technology and the 3D laser scanning system, the method can be used to guide and optimize every working procedure in the whole bridge construction process, which can greatly improve the quality of the whole construction process, improve the accuracy and convenience of data collection, reduce the workload of manualmeasurement, reduce the waste caused by construction rework, improve the efficiency of construction, rationally utilize resources, solve various drawbacks caused by the traditional construction method, and achieve engineering optimization.

The invention relates to a high-flatness paint-free simulation ecological plate and a manufacturing method thereof. The ecological plate comprises a base plate layer (1), at least one of upper and lower sides of the base plate layer is provided with a layer of technical wood sheet (2), melamine impregnated paper (3) is pasted outside the technical wood sheet (2), and the technical wood sheet (2) and the base plate layer (1) are bonded by an adhesive. According to the high-flatness paint-free simulation ecological plate and the manufacturing method thereof, the problem of drying (partial brown) caused by uneven partial thicknesses of base plates and uneven moisture content in production of paint-free ecological plate products is solved, and the product percent of pass is improved to above 99.9% from around 90%.

The invention discloses a BIM technology-based aluminum alloy template construction method. The method comprises the following steps of building a standard parametric model family of an aluminum alloytemplate by applying Revit 2017 software, wherein the model family comprises a wall plate, a beam plate, a floor plate and the like; according to a CAD drawing, building a structure three-dimensionalmodel through a quick modeling plug-in of a mounting structure; according to a three-dimensional model view, checking member template splicing conditions layer by layer and performing template systemmodification optimization; performing statistics on a specific quantity of aluminum templates of each layer of the structure through a detail list function of BIM software to generate a material list, and performing processing production for use; and performing visual mounting disclosure on construction personnel by utilizing the three-dimensional model, and performing construction process guidance and management control. Therefore, the template construction efficiency and the concrete formation effect of the main body structure are improved; the construction cost is reduced; and the environmental pollution is reduced.

The invention relates to a navigation and position equipment in the electronic technical field and real-time processing thereof, in particular to a real-time software receiver of the global position system, which implements real-time location by using the received GPS signal from the global position satellite system and is used for the signal sampling and the computer software processing, as well as a real-time processing method of the invention. The apparatus consists of a complex programmable logic device and an interface module of serial-to-parallel conversion, etc. The method executes the processing of baseband signal for the computer software under the windows XP environment, the method mainly resolves the related technical problems of how to implement the interfaces of signal sampling and transmission modules and the processing of baseband signal, etc. The invention has the advantages that the apparatus implements the real-time execution in the windows XP system of Microsoft, and the software adopts the bit arithmetic way, which reduces the computation, accelerates the processing speed and achieves real-time location, and higher precision and sensitivity through the rapidity of signal processing.