15results about How to "Fast power supply" patented technology

The bedside monitoring room alarm bracelet comprises a monitor and a bracelet body, a bracelet watchband is connected to the bracelet body, a wireless transmission module is installed on the monitor and is used for wirelessly transmitting monitoring information on the monitor, a processor module, a display module, an alarm module and a power module are installed on the bracelet body, the wireless transmission module is electrically connected with a wireless receiving module through wireless connection, the monitoring information collected by the monitor and received by the wireless receiving module is collected and processed by the processor module, alarm information is transmitted to the display module on the bracelet body, and the processor module simultaneously alarms and reminds medical staff wearing the bracelet through the alarm module, so that the medical staff can timely understand the condition of the patient, the bracelet is muted after alarming, the medical staff can know which patient under their jurisdiction alarms first, the alarm content and make a quick response.

The utility model provides a kind of mobile power supply for precision air conditioner spare parts fault detection, including box and the power conversion circuit being set in box;Power conversion circuit includes input terminal, output terminal, voltage transformation module, first circuit protection module, second circuit protection module and switch module, wherein, first circuit protection module is connected in series on the input loop that input terminal and the input end of voltage transformation module constitute, second circuit protection module is connected in series on the output loop that output terminal and the output end of voltage transformation module constitute;Switch module is configured as the input end of voltage transformation module and input terminal are switched between the conducting state or disconnected state;Voltage transformation module is configured as the 220V alternating current input by input terminal is stepped down to 26V alternating current output.Mobile power supply is connected after 220V mains, 26V alternating current can be stably output, to be able to supply power to the precision air conditioner spare parts to be detected in the place with detection condition quickly.

The utility model discloses a water outlet device which comprises a body provided with a water inlet, a valve cavity, a first water outlet and a second water outlet. The execution module comprises an electromagnetic valve and a switching piece, and the electromagnetic valve is suitable for being controlled after being started so that the water inlet can communicate with the first water outlet or the second water outlet; the water inlet is communicated with the first water outlet after the electromagnetic valve is powered off; the hydroelectric generation module is suitable for generating at least a first voltage under the action of water flow after water passes through the body, the generated voltage is also suitable for being increased from the first voltage to a second voltage, and the energy storage module does not supply power when water does not pass through the body; the control module is powered and started by the hydroelectric generation module after the hydroelectric generation module generates the first voltage, controls the energy storage module to supply power to the execution module after being started, and further switches power supply of the execution module from power supply of the energy storage module to power supply of the hydroelectric generation module when the voltage generated by the hydroelectric generation module reaches the second voltage. According to the technical scheme, the standby time of the energy storage module of the water outlet device is long.

The invention discloses an active power distribution network rapid power recovery method based on an intelligent switching-on self-healing strategy, and the method comprises the steps: carrying out the non-voltage detection of a non-fault power-loss region after an active power distribution network breaks down, and switching on an interconnection switch to recover the power supply of the non-fault power-loss region if a non-voltage condition is satisfied; otherwise, performing synchronism detection, and closing the interconnection switch if a synchronism condition is met; if the switching-on time limit is exceeded and the non-voltage condition and the synchronization condition are still not met, judging whether the voltage change rate of the non-fault power-loss area is smaller than a set value or not; if the voltage change rate of the non-fault power-losing area is smaller than a set value, the interconnection switch is closed, otherwise, the small power supply branch of the non-fault power-losing area is cut in an interlinkage mode, and a non-voltage condition is created for the self-healing switch. Through an intelligent closing self-healing strategy combining non-voltage detection, synchronization detection and small power supply intertripping, self-healing closing is carried out under the condition that off-grid of the distributed power supply is avoided as far as possible, rapid power supply recovery of a non-fault power-loss area of the active power distribution network is realized, and the stability and reliability of a power distribution network system are improved.

This utility model belongs to the field of air pollution control and environmental protection, and discloses an intelligent environmental monitoring instrument for air pollution control. It includes a telescopic rod device for easy extension and retraction, and a housing for storing electrical energy and accommodating movement. The telescopic rod device is fixedly installed at the rear of the housing. The housing contains an extension device for lifting, suspending, deployment, and environmental monitoring. The housing includes a chassis body with two symmetrically mounted support legs on one end of the chassis bottom and two symmetrically mounted walking components on the end of the chassis away from the support legs. This intelligent environmental monitoring instrument for air pollution control, through structural innovation, organically combines mobility, deployment stability, and operational efficiency, solving the pain points of traditional environmental monitoring equipment such as laborious handling, time-consuming installation, and poor terrain adaptability. It is particularly suitable for scenarios requiring frequent changes of monitoring points in air pollution control, and has high practical value and promotion potential.

The utility model relates to the technical field of remote direct current power supply, in particular to an intelligent switching remote power supply bureau end device and system, and the device specifically comprises a basic power supply module, a redundant power supply module, a monitoring module, a control module and a switching module. The basic power supply module and the redundant power supply module are connected in parallel, the monitoring module monitors current and voltage signals output by equipment, and the control module controls the switching module to enable the basic power supply module or the redundant power supply module to supply power based on the detected current and voltage signals. Power can be quickly supplied through the redundant power supply module, power failure is avoided, and the power supply stability of remote power supply bureau end equipment is improved.

The utility model discloses a batch aging test device for industrial logic controllers, which comprises a frame, a plurality of groups of equidistantly arranged partition plates are mounted on the frame, the plurality of groups of partition plates are stacked, a plurality of groups of industrial logic controllers are mounted on the partition plates, and a plurality of groups of probe fixing plates corresponding to the plurality of groups of partition plates are mounted on the frame. And a probe matched with a power supply terminal of the industrial logic controller is mounted on the probe fixing plate. The industrial logic controller frame has the advantages that the industrial logic controllers are arranged on the multiple sets of partition plates arranged on the frame in a stacked mode, space can be effectively saved, the occupied area of the industrial logic controllers is reduced, meanwhile, the probes arranged on the probe fixing plates can rapidly supply power to the power terminals of the industrial logic controllers, and the industrial logic controllers are convenient to use. The industrial logic controller detection device is simple in operation and labor-saving, wiring errors can be avoided, the detection efficiency of the industrial logic controller is improved, and the detection precision of the industrial logic controller is ensured.

The utility model discloses a trigger circuit and an electric tool, and relates to the field of power supply, the trigger circuit comprises a main switch, an auxiliary switch, a first controllable switch, a first capacitor, a switch control circuit and a capacitor control circuit, and the on-off state of the auxiliary switch is consistent with the on-off state of the main switch. When the main switch and the auxiliary switch are closed, the capacitor control circuit charges the first capacitor, and then the switch control circuit controls the first controllable switch to be switched on, so that the power supply end of the electric tool is powered on. When the electric tool is abnormal and enters a dormant state, namely the enabling end is set to be a second level, the main switch and the auxiliary switch are disconnected, the first capacitor discharges so as to be recharged after the main switch is closed, and the switch control circuit controls the first controllable switch to be disconnected; therefore, power can be quickly supplied to the electric tool again after the main switch is closed again, and the electric tool can enter a dormant state when abnormal, so that power consumption is reduced.

The invention relates to the technical field of power distribution network fault positioning, and discloses a power distribution network fault positioning and isolation method, system and device based on line automation, and a medium, and the method comprises the steps: deploying intelligent terminals at a section switch and an interconnection switch of a power distribution line, and collecting the electric quantity data of the line; extracting multi-dimensional fault features, and constructing a fusion criterion to confirm the occurrence of a fault; calculating the fault direction according to the fault features, and judging the position of the fault relative to the terminal; each intelligent terminal exchanges fault direction and fault moment information, and determines a fault section based on a distributed collaborative algorithm; after the intelligent terminals on the two sides of the fault section execute double confirmation, the fault section is isolated synchronously, and the fault type is judged; and searching and selecting an interconnection switch based on network topology and load information, and recovering power supply of a non-fault section. According to the method, the accuracy and robustness of fault judgment can be improved, one-time accurate isolation of faults is realized, and power supply can be quickly recovered for non-fault sections.

The invention discloses a grounding device suitable for a navigation-aid light loop and the navigation-aid light loop. The device comprises a base, the base is provided with two power supply input ends, two power supply output ends, a grounding end and five jacks, the five jacks are electrically connected with the power supply input ends, the power supply output ends and the grounding end respectively, and the base is arranged between a boosting transformer and a lamp of a navigation-aid light loop; the first end cover is provided with four plugs which correspond to the jacks corresponding to the power input end and the power output end of the base; and the second end cover is provided with five plugs corresponding to the jacks of the base. The first end cover and the second end cover are switched to be connected with the base in an inserted mode, so that rapid grounding and rapid power supply recovery of the navigation-aid light loop are achieved, grounding detection of the navigation-aid light loop is completed in a short time, the power failure time is greatly shortened, and meanwhile the safety of grounding detection can be improved.

This utility model discloses a neck battery in the field of smart wearable device technology, including a neck section with built-in batteries, a connecting wire on the neck section, and a neck section designed to conform to the contour of the neck. Multiple rechargeable batteries are sequentially built into the neck section along the contour. The neck section is equipped with a replacement mechanism for quick battery replacement. One end of the connecting wire is connected to the output end of the multiple rechargeable batteries, and the other end of the connecting wire is a discharge end for external discharge. The neck section has a built-in charging and discharging control motherboard, and the neck casing has a power port for charging the multiple rechargeable batteries. This utility model improves upon the traditional end-attachment method by distributing the batteries along the entire contour, thus evenly distributing weight across the entire neck section and greatly reducing pressure on the back of the neck. Overall, it improves comfort and aesthetics while maintaining a large battery capacity.

The live-line quick-repair high-voltage drop-out fuse wire clamp comprises two operation wire clamps, each operation wire clamp comprises a clamping hook, a fixing block is fixed to the bottom of each clamping hook, a threaded column penetrates through each fixing block in a threaded connection mode, a clamping head is rotationally installed at the top end of each threaded column, a connecting block is fixed to the bottom end of each threaded column, and limiting rods are symmetrically fixed to the two sides of each connecting block; the invention relates to the technical field of drop-out fuse wire clamps. Compared with an original live working hericium erinaceus clamp, the live working hericium erinaceus clamp can be more conveniently hung on the power supply side and the load side of the drop-out fuse, the operating rod is matched with the connector so that the operating wire clamp can be conveniently installed on the drop-out fuse, and meanwhile the length of the operating wire clamp can be adjusted; the operation wire clamp can replace the high-voltage drop-out fuse according to actual requirements without power failure of a main line, power supply can be recovered quickly, and the problems that spare parts are insufficient and important time nodes cannot be replaced in a power failure mode are solved.

A method, system, product, and medium for coordinated control of distributed power sources are disclosed. The method includes: real-time detection of the power output decline rate of photovoltaic power plants and wind turbines, current grid load data, power demand, and the remaining capacity and discharge power of energy storage batteries; under high-risk conditions, calculating the real-time load characteristics of each load and prioritizing all loads; isolating non-critical loads ranked in the priority order within a preset low percentage range from the main grid and issuing isolation notifications to their load sides; when insufficient power is detected, injecting electrical energy into the grid by controlling the power supply or discharge status of controllable loads; calculating the current power gap, and controlling the start-up of inactive generator units when the power gap exceeds a preset threshold. Implementing the technical solution provided in this application improves the dynamic response capability of the power grid under distributed power fluctuations and load surges.

The invention provides a power generation and energy storage integrated power supply method. The power supply method comprises the following steps: S1, supplying power to a load through commercial power and rural photovoltaic; s2, when the commercial power is cut off, a generator set is connected, and power is supplied to a load through the generator set and rural photovoltaic; s3, when the generator set supplies power to the load, detecting the unbalance degree of the three-phase current of the generator set; and S4, according to the unbalance degree of the three-phase current, the energy storage device is connected to adjust the three-phase current of the generator set. By arranging the generator set, power can be quickly supplied during maintenance and first-aid repair of the urban residential district, and the safety and stability of power supply are ensured. Through the balanced three-phase current of the energy storage device, the additional loss of the generator set, the power transmission line and the transformer is rapidly reduced, the power supply quality and the economic operation of the low-voltage power distribution network are improved, and during closing, the generation of electric arcs can be avoided and the power supply safety is enhanced through the balanced three-phase current.

The invention discloses a dual-power switch power distribution system, a control device and method thereof and an air conditioner, and the device comprises a main power supply and a standby power supply which are connected to a load side circuit breaker after passing through a dual-power switch system; the standby power supply is also connected to the first connecting end of the bypass system; the second connecting end of the bypass system is connected to a circuit breaker of a second-level load and a common end of the second-level load; under the condition that short-circuit faults occur between the main power supply and the load-side circuit breaker and between the standby power supply and the load-side circuit breaker, the dual-power switch system disconnects the main power supply and the standby power supply, and the bypass system controls the standby power supply to supply power to the second-level load through the circuit breaker of the second-level load. According to the scheme, the bypass system is added to the dual-power switch power distribution system, the bypass system is used for supplying power to the second-level load, namely the important load when the short-circuit fault occurs between the dual-power switch and the load circuit breaker, and the reliability of the dual-power switch power distribution system is improved.