79results about How to "Easy remote monitoring" patented technology

There are provided thermal treatment system that utilizes a rotating coupling between a heating or chilling unit that provides a heat transfer fluid and a heat exchange bladder used to provide therapy to a mammal. The use of the rotating coupling permits the mammal to move about in a stall, assume a sleeping position or exercise while still receiving therapy.

The invention relates to the field of electrochemical measurement and provides a solution conductivity measuring instrument based on a microcontroller. The solution conductivity measuring instrument includes a power supply module, an excitation signal generation module, a signal power amplification module, a conductance cell measured circuit, a measuring-signal rear-end processing module, a measuring-signal acquisition module, a temperature detection module, a microcontroller, an expansion interface module, and an LCD display and keyboard input module. The instrument uses the flash stored data on a CPU chip, generates excitation sinusoidal signals at different frequencies and amplitudes through an analog-to-digital converter, and measures the conductivity of the measured solution in the conductance cell after the excitation signals pass the measured conductance cell; and meanwhile, the solution temperature is acquired and the measured conductivity is corrected; and by adding a simulation selection switch, a system automatically search the correct shift position, so that the measurement accuracy and stability of conductivity parameters can be improved.

The invention discloses an intelligent protection type permanent magnetic contactor capable of performing remote communication. The contactor comprises a rectification filtering circuit, a control module, a coil, and an energy storage capacitor which are sequentially connected with an alternating current power supply; a power module is connected with a microprocessor, an acquisition chip processing module, a liquid crystal display operation module, a switching value input circuit and a communication module respectively; the microprocessor is connected with the acquisition chip processing module, the liquid crystal display operation module, the switching value input circuit and the control module respectively; at the same time, the microprocessor is connected with a communication interface output circuit through a communication protocol chip, a first photoelectronic isolation bus driver and a second photoelectronic isolation bus driver respectively; the communication interface output circuit is connected with a field bus circuit; and the acquisition chip processing module is connected with a main circuit three-phase voltage acquisition processing circuit, a main circuit three-phase current acquisition processing circuit and a zero sequence current acquisition processing circuit. The permanent magnetic contactor realizes the intellectualization function of integrating the measurement, setting, protection, communication and control.

The invention belongs to the field of automation and control engineering, and in particular relates to a gapless automatic switching device for an intelligent dual direct-current power supply with a power supply state monitoring function. The gapless automatic switching device consists of a resistor, a light emitting diode, a diode, a voltage stabilizing tube, a voltage comparator, a field effect tube, a high-precision high-current power switch, a reverser, a microcontroller and a controller area network (CAN) transceiver. By using the gapless automatic switching device, a power supply is switched without a gap, so that a direct current is provided uninterruptedly. A control part adopts an enhanced metal-oxide-semiconductor field-effect transistor (MOSEFT) as a voltage for driving, so that power consumption of an original system is not increased basically when the gapless automatic switching device works. After a switching action is finished, an auxiliary power supply supplies power to equipment through the high-precision high-current power switch, so that the energy loss is extremely low. The aim of remotely monitoring the working state of the power supply can be fulfilled by programming the microcontroller and by the transmission function of the CAN transceiver. Therefore, the invention has the advantages that the gapless automatic switching device is high in efficiency, simple and reliable in circuit, low in cost and energy consumption, high in adaptability, and favorable to remote monitoring.

The invention discloses an on-site monitoring method and device of power facilities. The device comprises an on-site monitoring device, a micro controller, an alarm module, a remote wireless GPRS module, a monitoring center and a GSM module. The on-site monitoring device includes an ultraviolet sensor, a camera and a signal conditioning circuit. Full-cover area-division power equipment detection is realized, so that an effect of nipping a problem in the bud is realized and the losses caused by faults are reduced. On the basis of combination of a video image and partial discharge detection, visual and intelligent effects are realized and a fault location and cause can be discovered timely. The power equipment can be monitored remotely; and the special requirements of power equipment condition monitoring and equipment maintenance can be met. When a fault occurs, alarming is carried out automatically and the staff member is informed timely by the short message, so that false alarming andmissing alarming are avoided and the operation becomes convenient and rapid.

The invention relates to the technical field of optical measurement and in particular relates to a lighting environment measurement method based on image analysis aiming at the influence of a lighting system on the environment. The method comprises the steps of imaging a standard reflecting plate, which is system-calibrated and coated with a standard color zone, by use of a color imaging device, and performing processing and analysis on the image information of the standard reflecting plate acquired by the imaging device by use of a computer connected with the color imaging device and a system analyzing and processing platform mounted in the computer, and consequently, obtaining the illuminance, the uniformity ofilluminance, the color temperature and the color rendering index of the environment of the standard reflecting plate. The lighting environment measurement method based on image analysis is capable of simplifying the field evaluation process during an environmental lighting test, and also capable of performing multi-point continuous testing on the lighting effect and performing long-time remote monitoring on the lighting effect.

The invention relates to an injection management system with multi-parameter configuration, and the system at least comprises a monitoring module which is used for monitoring the dropping state of liquid medicine, a processing module which can be used for calculating infusion related parameters, a display module which is used for outputting basic information and/or related parameters, and an operation module which is used for controlling the system to start and stop and inputting information. The monitoring module and/or the processing module can at least acquire standardized liquid drop dropping images according to the dropping state of the liquid drops, and the processing module can at least calculate recommended values about the infusion state parameter and/or based on the infusion state parameters based on the liquid drop dropping images and at least according to the physicochemical property of the liquid medicine and/or the specification of the infusion apparatus. An intelligent mode is adopted, the working mode of medical staff is improved, the accuracy or precision of dropping speed measurement is improved, the utilization efficiency of the medical staff is improved, the universality is high, multi-party management can be achieved, and the management efficiency and quality are improved.

The invention provides an intermittent servicing partial discharge online monitoring system. The system comprises field acquisition equipment and control center equipment. The field acquisition equipment comprises a power module, a field controller, an electronic switch, a counter, a partial discharge sensor, a signal processing circuit and a field wireless transmission and receiving module. The control center equipment comprises a central controller, a memorizer, a displayer, a switching switch and a central wireless transmission and receiving module. By means of the system, cable partial discharge can be monitored remotely in an intermittent mode, the system is long in service life, low in power consumption and provided with good market application prospects.

The invention discloses a medical bed comprises a bedstead, a bed bracket and a mattress; four corners of the bedstead are respectively provided with a telescopic electronic pole; the electronic pole top is provided with an audible-visual annunciator having a barrel body; a rotary mount rack is arranged in the barrel body, and provided with a power manage module, a MCU processor, an infrared sensor A, an infrared sensor B, a camera, an indication lamp, a voice caution module and a GSM communication module; a loudspeaker and a SIM card are also provided; the barrel body is provided with windows respectively matched with the infrared sensor A, the infrared sensor B, and the camera; the infrared sensors A and infrared sensors B of two adjacent electronic poles are in mutual correlation, thus enclosing the medical bed to form a sealed electronic pole area; the medical bed uses the internet of things technology, so medical personnel can remotely and dynamically monitor ward patients in real time; the medical bed can serve as an supersonic wave diagnosis bed, thus effectively reducing medical cost.

The invention relates to a wide-range intelligent X-gamma dose rate instrument device based on a Bluetooth technology. The wide-range intelligent X-gamma dose rate instrument device comprises a plastic scintillant detector module, a photomultiplier module, a signal conditioning module, a power supply module, a signal acquisition and information processing module, a battery power display module, atemperature control module, a wireless Bluetooth module, a high-voltage regulation module, an underlying software module, a wired communication module, a handheld terminal module, a parainstrument setting module, and an upper layer software module. The wide-range intelligent X-gamma dose rate instrument device based on the Bluetooth technology according to the embodiment of the invention has the advantages of separation of detectors and secondary instruments without connection, good energy response, short response time, high sensitivity, good temperature stability, wide dose rate measurement range and the like. The device can feed back the radiation level in a short time precisely, monitor the operating state of the dose rate instrument in real time, check the historical radiation measurement information at any time, master the radiation changes in the target region, store the original data information in real time, and provide the original data for other related research.

The invention belongs to the technical field of the digital control, in particular relates to a switch power-source digital controller with digital communication function. A digital signal processor unit of the controller receives the feedback signal transmitted by a sensor, and bidirectinoally transmits the digital signal with a digital communication unit; the serial digital signal is bidirectionally transmitted between the digital communication unit and a superior machine; a supplementary power source supplies the controlling power for the digital signal processor unit and supplies the driving power for a PWM wave driving unit; the digital signal processor unit transmits the PWM wave to the PWM wave driving unit; and the PWM wave driving unit provides the driving signal to a power element that is arranged on a switch power source. The invention has the advantages that the complete-digital control of the switch power source is realized, good control precision of the switch power source is guaranteed, the remote monitoring and controlling of the switch power source are easily performed, and the reliability of the controller is improved.

The invention relates to a circuit transformer ferromagnetic resonance preventing device. The device comprises a CPU (central processing unit), an analog acquisition module, a harmonic elimination module, a clock module, a storage module, a liquid crystal display module and a fault recorder module, wherein the output of the signal input analog acquisition module from a transformer assisting secondary winding is connected with the CPU, the resonant data output of the CPU is connected with the storage module, the CPU is connected with a local area network through the fault recorder module and uploads fault data, and the harmonic elimination control signal output of the CPU is connected with the harmonic elimination module. The device can monitor the real-time data of a CVT (capacitor voltage transformer) in real time; for a circuit transformer which needs a harmonic elimination resistor to assist harmonic elimination, after ferromagnetic resonance is judged by a system, the system can put the harmonic elimination resistor with given resistance into the circuit transformer per se; the device is suitable for the circuit transformers with two voltage levels, namely 110kV and 220kV; the device has dual event records; and when the ferromagnetic resonance happens, the circuit transformer ferromagnetic resonance preventing device records the event, and uploads the ferromagnetic resonance data to a background monitor at the same time.

The invention discloses a host controlling system for an SF6 leakage warning system. The host controlling system for the SF6 leakage warning system comprises a main controlling module, a displaying module, a warning module and a power source module, wherein the main controlling module is respectively connected with an external sampling analyzing unit and a fan controlling unit through a bus, the displaying module is connected with the main controlling module through a circuit, the warning module is connected with the main controlling module through a circuit, and the power source module supplies electric energy to the host controlling system. The invention further provides a controlling method of the host controlling system for the SF6 leakage warning system. According to the host controlling system for the SF6 leakage warning system and the controlling method of the host controlling system, by means of the GSM mobile network, the conditions of a leakage warning site are reported to maintenance personnel through a short message, and therefore the defects that an SF6 switch gear room is short of an effective communication mode and remote monitoring is difficult to conduct are overcome. Therefore, the host controlling system for the SF6 leakage warning system and the controlling method of the host controlling system achieve remote monitoring of the system, break through geographic restrictions and environmental restrictions, achieve concentration and monitoring, and guarantee safe production of electric power.

The invention relates to a warehouse management and control method, system and device and a computer readable storage medium, and relates to the technical field of cold chains. The warehouse management and control method comprises a personnel safety management sub-method, and the personnel safety management sub-method comprises the steps: obtaining identity information of warehouse-in and warehouse-out personnel; judging whether the identity information of the warehouse-in and warehouse-out personnel conforms to preset authority identity information or not, if so, outputting release control information to a passage control device, and if not, executing an alarm action; receiving the identity information of a temporary visitor sent by an access reservation system, and updating the identityinformation into temporary permission identity information, wherein the access reservation system comprises a software program built in the mobile communication equipment; and judging whether the identity information of the warehouse-in and warehouse-out personnel conforms to the temporary authority identity information, and if so, outputting release control information to the passage control device. The warehouse management and control effect can be improved.

The invention discloses a drilling grouting run-out alarm device and a use method thereof, and solves the problems that in the prior art, manual patrol is needed for judging whether run-out occurs ornot, so that the detection cost is relatively high and the detection is non-timely. The device has the beneficial effects that the monitoring efficiency is high, and the waste of slurry materials is effectively reduced. The scheme is as follows: the drilling grouting run-out alarm device comprises a photoresistance sensor which can be arranged at a groundwater bursting point, an alarm device, an illumination device which can be arranged at a side part of the photoresistance sensor to assist in illumination, and a controller which is separately connected with the photoresistance sensor and theillumination device; and the photoresistance sensor and the alarm device are arranged in parallel.

The invention relates to the field of environment monitoring, in particular to a construction environment monitoring system. The system comprises an area division module used for dividing a construction area into a plurality of adjacent monitoring subareas; a remote monitoring unmanned aerial vehicle used for detecting the dust content at the center of the monitoring subarea; a central control platform which is in communication connection with the area division module and the remote monitoring unmanned aerial vehicle and is used for receiving the dust content detection data of the remote monitoring unmanned aerial vehicle, judging the safety condition of the corresponding monitoring subarea according to whether the detection data exceed a dust content threshold value or not, when the dust content at the center of the monitoring subarea exceeds the threshold value, determining the monitoring subarea as a dangerous area, and when the dust content at the center of the monitoring subarea does not exceed the threshold value, determining the monitoring subarea as a safe area; and an alarm module remotely controlled by the central control platform to give an alarm at the construction area. According to the invention, dust monitoring can be flexibly carried out on different areas, and the detection range is sufficient.