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32results about How to "Display" patented technology

Brillouin scattering spectrum real-time spectrum analyzing device and data processing method thereof

The invention relates to a brillouin scattering spectrum real-time spectrum analyzing device and a data processing method thereof. The device comprises a low-pass filter, a low-noise amplifier, an analog-to-digital converter, an FPGA, a DSP and at least three memories, wherein the input end of the low-pass filter is connected with a brillouin scattering spectrum signal, the low-pass filter, the low-noise amplifier, the analog-to-digital converter and the FPGA are sequentially connected, all the memories and the FPGA are connected into a ping-pong structure, each memory circularly works according to the processes of storing time domain data->carrying out FFT processing-> outputting frequency domain data, which are sequentially and continuously carried out under the control of an FPFA, and the processed spectrum data is output in real time. The invention provides a high-speed data processing device for rapidly surveying and mapping BOTDR spectrograms in real time and a data processing method thereof; compared with the traditional method, the invention can greatly reduce the required time of surveying and mapping and provides the brillouin spectrum of an optical fiber to be measured in real time to capture the dynamic change information of strain or temperature.
Owner:NANJING FAAIBO OPTOELECTRONICS TECH

Automatic high speed flexible pipe shoulder forming machine

The invention discloses an automatic high speed flexible pipe shoulder forming machine which comprises a frame and a working platform arranged on the frame, wherein a circular turntable mechanism driven by a main driving motor is mounted on the working platform. The forming machine is characterized in that the circular turntable mechanism is provided with a plurality of pairs of material cups, an automatic pipe feeding device, a detection device, an automatic plastic spitting device, an automatic forming device, a cooling device and an automatic pipe discharging device are correspondingly arranged around each pair of the material cups in order, and all the devices are controlled by PLC. According to the invention, the automation degree of the forming machine provided in the invention is high; an industrial PLC control system is used for automatic pipe feeding, automatic plastic spitting and automatic pipe discharging, and therefore, automatic forming processing operation of flexible pipes is realized, forming processing efficiency of the flexible pipes is improved, labor intensity is mitigated, and precise positioning and smooth and steady motion in processing of the flexible pipes are guaranteed; through utilization of the automatic pipe feeding device and simultaneous running of double pipes, high speed running is realized and production efficiency is enhanced.
Owner:NANTONG BAOTIAN PACKING MACHINERY

Electric network relay protection and fault analysis system

InactiveCN101847865ASimplify and standardize maintenance workSimplify and standardize administrative workEmergency protective circuit arrangementsTransformerInformation networks
The invention discloses an electric network relay protection and fault analysis system which is characterized in that an information network is formed by branch station systems, substation systems and a main station system, wherein the branch station systems are positioned in a transformer substation; each branch station system is connected to the substation systems through Ethernet, an SDH (Synchronous Digital Hierarchy) digital network or in the mode of special lines or carrier waves; the same branch substation system can be connected to a plurality of levels of substation systems; the main station system is positioned in a dispatching center; each substation system is connected with the main station system through an electric power dispatch data network; the information network monitors the operation conditions of an electric network through information transmitted by each intelligent device in the transformer substation, analyzes faults of the electric network according to the obtained information, and provides relay protection. The electric network relay protection and fault analysis system is a support system for relay protection operation and management as well as an information support, auxiliary analysis and decision system.
Owner:HEFEI POWER SUPPLY COMPANY OF STATE GRID ANHUI ELECTRIC POWER

Meal delivery device for dining room

PendingCN107411354ADisplayHas the function of storageServing tablesFittingLiquid-crystal displayShortest distance
The invention belongs to the technical field of meal delivery vehicles, and relates to a meal delivery device for a dining room. The main structure of the meal delivery device comprises a connecting shaft, rear wheels, connecting rods, a handle, a brake wire, a support frame, a front wheel, a heat insulation box, upper drawers, lower drawers, partition boards, a room temperature box, a horizontal partition board, vertical partition boards, a box cover, a display box, a display screen and storage spaces; patterns can be pasted, printed or arranged on the outer side surface of the meal delivery device which play roles in the appearance beautification and the promotion of the enterprise culture of the dining room; after the display box is wirelessly connected with a server of the dining room, the display screen of a liquid crystal display panel structure or a blackboard structure can display positions of dishes in the heat insulation box or the room temperature box and destinations of the dishes needed to be delivered; and the storage spaces can store auxiliary items for dining, can be used for single delivery of cold dishes or hot dishes and soup, can also be used for short-distance delivery of other items, and have the functions of display and storage. The meal delivery device for the dining room is simple in structure, safe and reliable, low in manufacture and maintenance costs, energy-saving and environment-friendly in use.
Owner:刘旆如

Environment-friendly material yard dust removal control system

An environment-friendly material yard dust removal control system comprises a material yard detection system, a material yard dust removal system, a dust removal electric control system, a remote environment monitoring system, a material yard central control system, a material yard fire control system, a control host, and a Dupline bus system. The control host is responsible for carrying out material yard model data calculation and optimizing selection, processing the data of the material yard detection system in real time, controlling and monitoring the dust removal electric control system in real time, exchanging data with the material yard central control system and the material yard fire control system in real time, providing real-time online data service for the remote environment monitoring system, and displaying the material yard dust environment parameters, the running state of the material yard dust removal system and the fault record in real time. The Dupline bus system connects the control host with the material yard detection system and the dust removal electric control system. The remote environment monitoring system is remotely connected to the database of the control host through the network, and is used for querying environment data of the material yard in real time and calling historical data, grasping the environment situation of the material yard in real time and checking whether the environmental protection of the material yard reaches the standard in real time.
Owner:TIDFORE INT ENG

Environment monitoring alarm for warehouse

The invention discloses an environment monitoring alarm for a warehouse, and the alarm comprises an environment parameter collection module, a signal analysis preprocessing module, a data display and alarm module, and a power module. The environment parameter collection module consists of a temperature sensor, a humidity sensor, and a CO2 concentration sensor. The signal analysis preprocessing module is a single-chip microcomputer, and the data display and alarm module comprises an LCD and an indication lamp. The signal output port of the temperature sensor, the signal output port of the humidity sensor and the signal output port of the CO2 concentration sensor are connected with the signal input port of the single-chip microcomputer, and the signal output port of the single-chip microcomputer is connected with the LCD and the indication lamp. The single-chip microcomputer is also connected with an infrared remote control module and a fan, and the infrared remote control module comprises a signal transmitter and an infrared signal receiving probe. The signal transmitter transmits a signal, and the infrared signal receiving probe receives the signal and transmits the signal to the signal input end of the single-chip microcomputer. The alarm can monitor the environment parameters in real time, is good in reliability, reduces the manpower cost, and is good in market prospect.
Owner:SUZHOU CHAOSHENG INTELLIGENT TECH CO LTD

Temperature sensor for GWD (guide wave demultiplexer) coal mine

The invention provides a temperature sensor for a GWD (guide wave demultiplexer) coal mine. The temperature sensor for the GWD coal mine comprises a sensor shell, wherein the sensor shell comprises a front cover and a rear cover; and an integrated mainboard, an information acquiring module, a displaying module, a communication module, a power module, an alarming module, a handle and an aviation plug are arranged in the sensor shell. The temperature sensor for the GWD coal mine can continuously monitor underground environment temperature of the coal mine, has on-site displaying and signal outputting functions, and can convert measured temperature into signals with frequency of 200Hz to 1000Hz; the signals are transmitted to a mine safety production monitoring system through a signal outputting unit, so that a function of automatically monitoring the underground environment temperature is fulfilled; a circuitry is controlled by a singlechip; zero temperature and sensitivity of the sensor can be adjusted through infrared remote control; a fault self-checking function is fulfilled; the temperature sensor is quite convenient to use and repair; a power circuit uses a switching power supply so that power consumption of the whole temperature sensor is low; and transmitting distances of output signals of the sensor can be lengthened.
Owner:YANGZHONG SOUTH MINE ELECTRICAL

Air volume display tuyere and air-volume test method

The invention relates to the technical field of tuyere frame air volume measurement, and discloses an air volume display tuyere and an air volume test method. The air volume display tuyere comprises atuyere frame, a test piece, a fixing frame, an air pipe connecting piece and an air volume display, wherein the test piece is arranged in the tuyere frame, and two sides of the test piece are respectively fixed through the fixing frame and the air pipe connecting piece; the fixing frame blocks a total pressure average pipe orifice and a static pressure average pipe orifice on the side where the fixing frame is located; the air pipe connecting piece is provided with two air outlet pipe connectors, the sides, which face the test piece, of the two air outlet pipe connectors are communicated withthe total pressure average pipe orifice or the static pressure average pipe orifice in a sealed mode, and the other sides of the two air outlet pipe connectors are communicated with the air volume display through air pipes. The air volume display tuyere has the beneficial effects that on the one hand, the air volume in the pipeline can be measured and displayed, on the other hand, an air outlet frame of an existing pipeline type air supply device can be replaced, and the effects of low cost and small occupied space are achieved.
Owner:修武县宏源冷暖设备有限公司

Intrinsic safety type water shortage alarm device for mining

The invention discloses an intrinsic safety type water shortage alarm device for mining. The intrinsic safety type water shortage alarm device is composed of an intrinsic safety type mining controller, a fastening embedding plate, body fixed column casings, a clamping groove, a performance indicator plate, an alarm machine body, a right pedestal fixed lug, a body pedestal, a left pedestal fixed lug, and a controller groove. The two body fixed column casings are arranged and fixed at the left side and the right side of the fastening embedding plate vertically and respectively; and the fasteningembedding plate is fixed on the alarm machine body. The an intrinsic safety type mining controller is provided with a wire jack extension board, a controller body, a wire fastening groove, and a conduction PC board. With the digital technology, the motion is reliable, the anti-interference capability is strong, and the response time is short; the high-brightness LED displaying is realized; the professional voice circuit is provided; high-fidelity outputting and complete electronic detection are realized; no mechanical equipment like a floater is needed; C type relay outputting is realized; the structure is simple and thus the device is easy to maintain and repair; and the device has acousto-optic displaying and signal blocking functions and has advantages of high motion sensitivity and reliable performances.
Owner:吉星宇
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