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157 results about "Embedded design" patented technology

Embedded oilwell parameter real-time acquisition system

InactiveCN101514624AFast data collection and processing capabilitiesEasy to installSurveyTransmission systemsInformation processingOperational system
The invention discloses an embedded oilwell parameter real-time acquisition system, relates to the fields of information technology and automation and information processing technology, and is an oilwell data real-time acquisition and storage device completed by ARM embedded design technology. The acquisition system consists of an ARM acquisition unit, a wireless communication module, a power supply and a sensor, and combines an embedded operation system with opening source codes and embedded application programs to form an embedded data acquisition and storage terminal. The acquisition system can autonomously complete set data acquisition and storage tasks, perform communication with far end computers in a wireless mode, be used as a distributed monitoring terminal of an oilwell production control platform in ocean or desert environment, and acquire and store multiple kinds of data of the sensor such as pressure, temperature, and the like, has the maximum storage capacity of tens of millions of data records, and can improve the real-time characteristic of parameter monitoring in the oilwell production process, reduce occurrence possibility of blowout accidents, and improve working benefits of oil exploration and safety production.
Owner:INST OF AUTOMATION CHINESE ACAD OF SCI

Low-voltage power line bandwidth carrier concentrator

The invention discloses a low-voltage power line bandwidth carrier concentrator, which consists of a hardware structure and a software structure, wherein the hardware structure consists of a micro controller unit, a data storage unit, an electric quantity storage unit, a power line network bridge communication unit, a GPRS communication unit and a power supply module unit; and the software structure consists of a system scheduling module, a power line network bridge module, an RS485 driving module, a GPRS wireless communication module, and an embedded database module. In the invention, embedded design is adopted, embedded micro controller technology, bandwidth power line carrier technology, GPRS wireless communication technology, embedded database technology, multipath I/O multiplexing technology and the like are integrated, and the GPRS communication module can receive a remote meter reading instruction transmitted by a management center on site, read user electric quantity data, and sends user electric quantity data to the management center through the GPRS communication module. The concentrator is simple in operation and convenient to use and has a high application value and a promising application prospect in the technical field of remote meter reading of a power system.
Owner:BEIHANG UNIV

Integral submersible direct-driven screw pump

The invention relates to an integral submersible direct-driven screw pump. The integral submersible direct-driven screw pump comprises a protector, a submersible motor and a screw pump; an oil transmission sleeve I and an oil transmission sleeve II are arranged in the protector; the upper end of the oil transmission sleeve I is connected with an oil pipe upper coupling; a base of the protector is fixedly connected with a motor upper joint of the submersible motor; the oil transmission sleeve II of the protector is connected with a motor rotor of the submersible motor; the motor rotor is a hollow pipe; a permanent magnet fixedly sleeves the motor rotor; a motor stator is arranged on the outer layer of the permanent magnet; a second thrust ball bearing is arranged between the permanent magnet and a second sealing base; a rubber bushing is arranged in the motor rotor; a screw rod and the rubber bushing are in interference fit; the motor rotor is a screw pump body; the screw rod is fixed on an oil inlet base through a flexible shaft; an oil inlet hole is formed in the oil inlet base; and the oil inlet base is connected with a pump body lower coupling. The submersible motor and the screw pump adopt the embedded design to realize motor-pump integration, so that the total length is greatly reduced, and the well type adaptability is improved.
Owner:NORTHEAST GASOLINEEUM UNIV

Ion mobility spectrometer and carrier gas flow control method thereof

The invention provides an ion mobility spectrometer and a carrier gas flow control method thereof. The ion mobility spectrometer comprises a migration tube used for completing ion migration, an ionization source used for generating reagent ions, a sample introduction device used for conveying a sample gas into the migration tube, a molecular sieve used for drying and purifying a carrier gas, and a flow control unit, a temperature control unit, a humidity sensing unit and a processor unit, which are used for measuring and controlling temperature, humidity and the carrier gas flow. According to the ion mobility spectrometer provided by the invention, a humidification bottle and a flow valve are arranged to adjust and control the humidity of the carrier gas in the migration tube, and humidity sensors are arranged at a gas outlet of the migration tube and an outlet end of the molecular sieve to compare a humidity difference detected by the two and judge whether the molecular sieve is ineffective or not; an expert assistance PID control method is used for controlling the carrier gas flow, in order to improve the control precision and stability of the carrier gas flow; and the ion mobility spectrometer provided by the invention adopts an embedded design, thereby being convenient to use, strong in flexibility and suitable for onsite application.
Owner:EAST CHINA UNIV OF TECH

Lock catch device for packaging box

A lock catch device for a packaging box comprises a U-shaped male lock catch arranged on a front panel of a box body, an inverted-T-shaped female lock catch arranged on an upper cover plate, and a disposable sealing label. The lock catch device further comprises a label arranged on the U-shaped male lock catch, and the disposable sealing label is provided with a code, a handle, a bending groove, an elastic check clamping jaw and a proper force breakage area. The U-shaped male lock catch and the inverted-T-shaped female lock catch are mutually buckled to form a lock catch mechanism. The label has the unique code and box body information. The packaging box packaging can be finished by inserting the disposable sealing label into the lock catch mechanism, the elastic check clamping jaw of thedisposable sealing label can be broken from the proper force breakage area when the disposable sealing label is pulled out, and accordingly box opening is achieved. The lock catch device has the beneficial effects that embedded design is adopted in the lock catch device so that the disposable sealing label cannot be broken due to touching in the conveying process, and the packaging box safety is improved; and the label and the lock catches are combined, the packaging box becomes intelligent through the technology of the Internet of Things, and packaging box intelligent management is achieved.
Owner:上海添净服饰有限公司

Wireless data card antenna supporting mimo technology

The invention discloses a wireless data card antenna supporting MIMO technology. Coplanar waveguide upper metal floors and coplanar waveguide lower metal floors made of copper-platinum plates are respectively compounded on the upper and lower sides of a double-sided copper-clad microwave dielectric substrate. , there are two parallel coplanar waveguide feeders on the same plane of the metal floor on the coplanar waveguide, and outside the ends of the two waveguide feeder lines, there are radiation patches coupled with their slots to form two antennas, and the two upper radiation patches have short-circuit pins respectively It is connected to the connecting wire of the metal floor under the coplanar waveguide; the end of the connecting wire connected to the metal floor under the coplanar waveguide and the short-circuit pin is surrounded by multiple turns. By increasing or decreasing the number of turns around the connecting wire, the inductance of the regulator can be adjusted to adjust the work of the antenna. frequency. The invention has the advantages of reducing the geometric size of a single antenna, improving the isolation between multiple antennas; expanding the frequency bandwidth of the antenna; reducing the operating frequency of the antenna; easy to implement common or embedded design, and low manufacturing cost .
Owner:上海联能科技有限公司
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