295results about How to "Guaranteed normal power consumption" patented technology

The utility model relates to an embedded SoC chip-based industrial wireless network monitoring system, pertaining to the Industrial monitoring technique field of the electronic communication. The system comprises a monitoring center, a couple of acquisition converters, a couple of collectors and the software. The collectors are subject to the acquisition converters and the software is installed on the collectors and the acquisition converters. Also, related software is available for the monitoring center's server. The SoC chips inside the collector and the acquisition converter is equipped with the built-in 32-bit RISC processor core, which support more than five types of the power consumption patterns; also, the built-in network protocol stack is adopted to meet the overall requirements needed by the wireless observe and control leading end for the high performance, the high reliability and the low power consumption. The ZIGBEE standard-oriented short distance wireless communication network is introduced to realize the wireless route and the on-site intelligent monitoring. In addition, VPDN technology is adopted to conduct the remote data transmission. The utility model has the advantages of low cost, high performance index as well as easy upgrading and maintenance afterwards. So, the utility model is applicable to the e-transaction terminal, the water monitoring system and relevant monitoring system.

The invention discloses a heat dissipation power consumption optimization regulation and control method compatible with environment temperature speed regulation. The specific achievement process is that optimal system power consumption at determined fan rotation speed is ensured by recording correspondence relation of environment temperature, CPU temperature and fan rotation speed when a server system is in non-load and pressure load states in different working environments, further two fan regulation and control strategies are set, one strategy uses the environment temperature as standard, the other strategy uses the CPU temperature as standard, the two strategies are operated in the server system, and a maximum value is obtained. Compared with the prior art, the heat dissipation power consumption optimization regulation and control method compatible with the environment temperature speed regulation can ensures that the power consumption of the server system at specific environment temperature in the non-load and pressure load states is optimal and changes with environment temperature change and the power consumption of the server system in the pressure-free and pressure load states is also optimal, and is high in practicability.

The invention provides a hybrid memory system which comprises a random storage medium and a non-volatile storage medium. Address encoding is carried out by adopting a unified encoding mode; the non-volatile storage medium is used for storing original data; the random storage medium comprises a write cache unit which is used for mirror image cache of the non-volatile storage medium; and the hybrid memory system also comprises a data index unit for indexing data of the write cache unit, a data check unit for comparing and checking the read or written data and the data stored in the write cache unit, and a data migration unit. The invention further provides a corresponding management method of the hybrid memory system. Through the system and the method, the random storage medium and the non-volatile storage medium exert respective advantages at the same time, a high-efficiency read-write strategy and a data migration mechanism can be achieved, and meanwhile, the read-write reliability can be ensured.

The invention discloses a buoyancy-driven intelligent self-lifting communication subsurface buoy system which comprises an intelligent self-lifting communication floating body, a main floating body and an anchoring system. The intelligent self-lifting communication floating body comprises a main frame, a floating body material, a communication antenna, an electronic compartment, a battery compartment, an acoustic module and a buoyancy-driven adjusting mechanism. The buoyancy-driven intelligent self-lifting communication subsurface buoy system has the advantages that the subsurface buoy system can realize real-time transmission of data of a subsurface buoy, so that timeliness of the data is guaranteed; switching of a working state of a mechanism around a density jumping layer is realized by cooperation of the buoyancy-driven adjusting mechanism and a control system, long-term working capability of the surface buoy system at low power consumption is realized, floating motion and a communication function under low ocean current are realized, overall power consumption of the subsurface buoy system is lowered, and working cycle of the subsurface buoy system is prolonged greatly; by being controlled to float and dive, the communication subsurface buoy is effectively protected from being damaged by organisms or ships on the sea, and high working reliability of the subsurface buoy is guaranteed.

The invention relates to an online real-time monitoring method for dynamic deflection deformation of a wind driven generator blade. When the blade is deformed, a longitudinal strain detection strain sheet and a transverse strain detection strain sheet input signals of the blade to a differential half-bridge signal detection and conditioning module for detecting and conditioning a strain analog signal of a strain sheet of a detected point respectively, the signals are converted into digital quantity by an analog-to-digital converter, the digital quantity is coded by a microprocessor, a wireless transmitting/receiving module transmits the signals, and the wireless transmitting/receiving module receives control instructions sent by monitoring instrument equipment; the monitoring instrument equipment processes, stores and displays the detected data and transmits the detected data through an interface; and a control center performs blade deformation reconstruction according to the detected data to obtain fatigue degree of the blade so as to achieve the goal of real-time detection of the blade. The method realizes long-term monitoring of online deformation of the rotary blade, and acquires the working condition of the rotary blade at the current moment from a data terminal by wireless data transmission technology. The combination of a wind driven generator and a storage battery ensures long-term operation of a monitoring system and data transmission thereof and effectively ensures real-time acquisition of the working condition data of the rotary blade.

The invention relates to a regional power load balancing method. The regional power load balancing method comprises the following steps of: obtaining the actual available power of an electric vehiclecharging station; acquiring the real-time charging power and a power load balancing strategy of the electric vehicle charging station; determining whether the actual available power of the electric vehicle charging station is larger than or equal to the real-time charging power or not, if yes, performing charging according to the opening number and the charging power of the current charging piles,or else, calculating the opening number of the charging piles and the charging power limiting values of the opening charging piles according to the power load balancing strategy; and issuing a dispatching command to the electric vehicle charging station according to the opening number of the charging piles and the charging power limiting values of the opening charging piles obtained through calculation to dispatch the opening number of the charging piles and the charging power of the opening charging piles to achieve the real-time control for the total charging power of the electric vehicle charging station so as to preferentially ensure the normal electricity consumption of resident users.

The invention discloses a fire detector remote detection system based on an Ad Hoc network. The system comprises a data collection layer based on an Ad Hoc structure. The data collection layer comprises a cluster based on a tree-shaped topology structure. The cluster comprises a concentrator which is taken as a tree root and is used for storing topology structures of all routers in the Ad Hoc network, selecting transmission paths according to the stored topology structures and issuing information according to the selected transmission paths; the routers which are used for carrying out automatic networking, thereby forming a core tree network with the concentrator; and fire detectors which are used for carrying out automatic networking. After the routers consistent with conditions are selected, the fire detectors establish communication connection with the selected routers according to the tree-shaped topology structure, thereby accessing the core tree network. The system provided by the invention has the advantages of low cost, low power consumption, self-organization, multifunction and high stability. The fire detector remote detection system based on the Ad Hoc network provided by the invetion can be widely applied to firefighting security check work.

The invention is applicable to the technical field of Bluetooth communication, and provides a Bluetooth connection method, a Bluetooth connection device, Bluetooth equipment and a Bluetooth connectionsystem. The method comprises the following steps of receiving a scanning request sent by a terminal, wherein the scanning request carries terminal address information; judging whether the terminal address information is consistent with pre-stored address information or not; and if the judgment result is yes, adjusting the first preset broadcast interval to a second preset broadcast interval, andbroadcasting, the second preset broadcast interval being lower than the first preset broadcast interval. By obtaining terminal address information when a scanning request of a terminal is received, when the terminal address information is consistent with the pre-stored address information, the broadcast interval is reduced, so that the terminal can be quickly connected with the Bluetooth, and meanwhile, the low-interval broadcast is only continuous when the connection is initiated and is not always in the low-interval broadcast, so that the consideration between Bluetooth power consumption andconvenience is realized.

The present invention discloses a control method to realize constant current battery charging, which comprises following procedures. Firstly, constant current charging is started. An input voltage of a power adjustment tube and a battery voltage are detected. Current grade for constant current charging is set. As the battery voltage achieves a voltage threshold of the constant current charging, the set current of the constant current charging is utilized to charge the battery and the battery voltage gradually increases. As the battery voltage is lower than a voltage of constant current charging completion, the battery is continuously charged. Otherwise, the constant current charging is finished. As a product of a difference between the input voltage of the power adjustment tube and the battery voltage with a present current grade of constant current charging is less than a set power consumption threshold of the power adjustment tube at the present current grade, the present constant current charging is kept. Otherwise, the charging current is increased until the charging is finished. The method shortens charging time, ensures the power consumption in the circuit power adjustment tube not more than a set value, protects the power adjustment tube and improves circuit operation reliability.

The invention discloses a magnetic field measurement device based on giant magneto-impedance effect. The device comprises an excitation source (1), a synchronous rectification signal generator (2), a probe (3), a synchronous rectifier (4) and a servo controller (5), wherein the excitation source (1) is connected with the probe (3) through a printed wire and connected with the synchronous rectification signal generator (2) through a printed wire, the synchronous rectification signal generator (2) is connected with the synchronous rectifier (4) through a printed wire, the synchronous rectifier (4) is connected with the probe (3) through a printed wire and connected with the servo controller (5) through a printed wire, and the servo controller (5) is connected with the probe (3) through a printed wire. The magnetic field measurement device based on the giant magneto-impedance effect has the advantages of high sensitivity, resolution and response speed, small size, low power consumption, good temperature characteristic and high linearity.

The present invention provides a photovoltaic output power self-adjusting device. The device comprises a solar cell panel rotating module, a sun monitoring module, a wind power and wind direction monitoring module, a control module and a power storage module. The solar cell panel rotating module is fixed on the ground. The sun monitoring module and the wind power and wind direction monitoring module are respectively fixed on a platform higher than the horizontal placement position of a solar cell panel. The control module is respectively connected with the solar cell panel rotating module, the sun monitoring module and the wind power and wind direction monitoring module. The power storage module is respectively connected with the solar cell panel rotating module, the sun monitoring module, the wind power and wind direction monitoring module and the control module. The photovoltaic output power self-adjusting device improves the efficiency, the accuracy and the safety of related equipment itself. Meanwhile, the solar cell panel is always in an optimal working state.

The invention discloses a digital intermediate frequency optical fiber repeater which is applied in a mobile communication system and an adopted multi-channel digital frequency selection signal processing method. The digital intermediate frequency optical fiber repeater comprises an analog frequency mixing module, an analog-digital conversion module, a digital frequency selection module, a digital-analog conversion module and a control unit; the multi-channel digital frequency selection signal processing method comprises a down-conversion processing part and an up-conversion processing part; the down-conversion processing part comprises the following steps: (1) obtaining zero-frequency signals after mixing digital intermediate frequency input signals and signals of a numerical control oscillator; (2) extracting by an integrator comb-shaped filter; and (3) processing by an FIR low pass filter; and the up-conversion processing part comprises the following steps: (1) processing the zero-frequency signals by the FIR low pass filter; (2) interpolating by the integrator comb-shaped filter; and (3) mixing by the numerical control oscillator to obtain digital intermediate frequency output signals. The digital intermediate frequency optical fiber repeater and the multi-channel digital frequency selection signal processing method can save the transmission resource of the system effectively and enhance the adaptability of the system and has low cost and high reliability.

The invention discloses a light emitting diode (LED) intelligent illuminating system based on the environmental illumination self-adaption technology. The LED intelligent illuminating system comprises an illumination intensity data acquisition portion, a data wireless transmission portion, a master control chip control portion, an LED adjustable portion and an LED power source and light source portion. According to the LED intelligent illuminating system based on the environmental illumination self-adaption technology, illumination intensity data of a reference location can be conveniently and accurately collected in real time, the radio frequency wireless communication technology is used for communicating with the master control chip control portion, and real-time adjustment of the brightness of an LED illuminating lamp is finished. Not only can the situation that when an existing photo resistor is used for collecting the illumination intensity data, deviation is caused, and therefore the LED illuminating lamp blinks be avoided, but also the consistency of the brightness of the LED illuminating lamp is guaranteed through the adoption of a one-to-multiple transmission mode. The brightness of the LED illuminating lamp can be automatically adjusted in real time according to environmental illumination intensity, compared with a traditional LED illuminating lamp, the LED illuminating lamp can save 30% of energy, and therefore secondary energy conservation of LED illumination is realized. The LED intelligent illuminating system based on the environmental illumination self-adaption technology accords with the design nature of environmental protection and energy saving of the LED illumination.

The invention relates to a multifunctional helmet, and belongs to the technical field of multifunctional helmet structures. The multifunctional helmet comprises a helmet shell, wherein a pair of helmet sight glasses and an external breathing connector are arranged on the helmet shell. a neck sealing ring is connected to the lower portion, corresponding to the neck of the human body, of the helmet shell, the helmet shell and the neck sealing ring are further provided with an inflating connector of the neck sealing ring and an inflating connector of an inner cavity of the helmet respectively, and the inflating connector of the neck sealing ring and the inflating connector of the inner cavity of the helmet are communicated with an external inflating pump. According to the multifunctional helmet, various functions can be provided selectively according to needs, the adjustable pressure environment, the adjustable humidity environment and the adjustable temperature environment can be provided, the size of the inner cavity of the helmet and the size of the neck sealing ring can be adjusted in an inflating mode, various functions can be achieved, emergency rescue and various protection can be provided for a wearer, and the multifunctional helmet has very good application prospects.

The invention discloses a three-phase low-voltage line voltage-regulating system. The system comprises a three-phase low-voltage line voltage-regulator. The system is characterized in that the three-phase low-voltage line voltage-regulator comprises a molded case circuit breaker, a three-phase voltage-regulating controller, current transformers, AC contactors, a three-phase isolation transformer, AC voltage stabilization modules, a combination switch and a self-healing electric capacitor, wherein the molded case circuit breaker is connected to the current transformers, the current transformers are connected to the three-phase voltage-regulating controller, the AC contactors are connected to the three-phase voltage-regulating controller, the three-phase isolation transformer is connected to the AC contactors, the AC voltage stabilization modules are connected to the three-phase isolation transformer and obtain voltages from the three-phase isolation transformer, the AC contactors are connected to the AC voltage stabilization modules and the AC voltage stabilization modules provide working voltages, the self-healing electric capacitor is connected to the combination switch, and the three-phase voltage-regulating controller will emit instructions to automatically regulate opening and closing of the AC contactors to change the access mode of a three-phase isolation transformer winding so that a secondary side of the three-phase isolation transformer outputs qualified voltages.

The invention discloses a PoE power receiving method. The method comprises the following steps: judging whether a PoE power supply end supports an output voltage adjusting function or not; if yes, detecting the input voltage every other preset time, and when it is detected that the input voltage is smaller than a preset advanced voltage threshold value, sending a voltage adjusting instruction to the PoE power supply end; if not, detecting the input voltage every other preset time period; when the input voltage is smaller than a preset intermediate voltage threshold value, sending a closing instruction to the voltage reduction module, and sending a starting instruction to the voltage boosting module, so that the voltage boosting module boosts the input voltage; after the boosting module boosts the input voltage, judging whether the input voltage is smaller than a preset low-level voltage threshold value or not; if yes, sending a control instruction to the load module to enable the loadmodule to reduce power consumption; and if not, keeping the power consumption of the load module unchanged. The invention also discloses a PoE power receiving device and a PoE power receiving system.The device can be suitable for Ethernet power receiving equipment which is long in distance and high in installation height, and is simple in circuit structure and low in implementation cost.

The invention relates to a set top box capable of switching power supply automatically which comprises a power module, a first power supply module, a second power supply module, and a power supply switching module, the first power supply module is used for supplying power to the power module through a signal interface of a TV set; the second power supply module is used for supplying power to the power module through external power; and the power supply switching module is used for switching over the first power supply module and the second power supply module to supply power for the power module. The set top box capable of switching the power is an interface type set top box and comprises a signal output interface and a power interface, the signal output interface is respectively connected with the first power supply module and the signal interface of the TV set, and the power interface is respectively connected with the second power supply module and the external power. The invention also provides an interface type set top box capable of switching power automatically. In the invention, dual power is adopted to supply power and the power supply can be switched over automatically according to the power supply condition of the power, thus although one way power of the set top box is disconnected, the set top box also can operate normally, and reliable and effective working of the set top box can be ensured.

The invention discloses a multifunctional tool kit for power distribution network urgent repair. The multiple tool kit comprises a kit body and a kit cover. The upper surface of the kit cover is fixedly provided with a solar cell panel. The solar cell panel is electrically connected with a transformer. The transformer is electrically connected with a control chip. The control chip is electrically connected with a current voltage stabilizer. The current voltage stabilizer is electrically connected with a storage battery. The bottom end of the kit body is fixedly provided with a damping device. The damping device 5 is of a hollow structure. One side of the inner wall of the damping device 5 is fixed to one ends of damping rubber rings 51, and the other ends of the damping rubber rings are fixed to a first buffering plate. A second buffering plate is arranged below the first buffering plate. A gap between the first buffering plate and the second buffering plate is filled with buffering sponge. The bottom end of the second buffering plate is fixed to one ends of damping springs. The other ends of the damping springs are fixed to the other side of the inner wall of the damping device. The took kit is simple in structure and higher in practicability.

The invention belongs to the technical field of power equipment, and provides a tool box for first-aid repair of a power distribution net. The tool box for first-aid repair of the power distribution net is characterized by comprising a large box body, a small box body and solar cell panels; the small box body is fixed to the large box body, the length of the small box body is smaller than that of the large box body, and steps are formed between the small box body and the large box body; the solar cell panels are hinged to the left side face and the right side face of the small box body, the upper portions of the left ends and the right ends of the front and rear side faces of the small box body are each provided with a supporting block in a hinge manner through a hinge, and output ends of the solar cell panels are connected with the input end of a control circuit through a wire; the output end of the control circuit is connected with the input ends of a storage cell through a wire, the storage cell is connected with a power source output socket through a wire, the power source output socket is fixed to the small box body, and the control circuit and the storage cell are located in the small box body; and the tool box is simple in structure and can be used as a ladder, it can be ensured that when the tool box is overhauled and maintained outdoors, normal electrifying can be achieved, and multiple functions are achieved.