87 results about "Equipment supplies" patented technology

The invention discloses a deep-sea self-expanding horizontal array acoustic subsurface buoy, which relates to the field of deep-sea underwater acoustic detection and comprises an expanding platform arranged at the top of the acoustic subsurface buoy, a subsurface buoy main body positioned below the expanding platform and an anchoring structure connected below the subsurface buoy main body, the subsurface buoy body comprises a buoyancy platform arranged below the unfolding platform and an equipment platform arranged below the buoyancy platform. The problem that a hydrophone linear array composed of a plurality of large-scale acoustic linear arrays is folded and automatically unfolded into a cross horizontal array is solved, and integration of a deep-sea acoustic emission system, an acoustic receiving system, an underwater acoustic communication system and an equipment supply system is achieved. The whole subsurface buoy can be quickly and conveniently released and recycled, and high-reliability anchor mooring is achieved.

The invention provides a vehicle control method and a charging equipment control method, and belongs to the technical field of batteries. The control method of the vehicle comprises the steps that under the condition that the vehicle is physically connected with the charging equipment, the electric equipment is controlled to be electrically connected with the charging equipment, so that the charging equipment supplies power to the electric equipment; and electric connection and disconnection between the power battery and the charging equipment are controlled. The control method of the charging equipment comprises the following steps: receiving third state information of a vehicle, wherein the third state information of the vehicle is used for indicating that the vehicle is in a heating ready state; the charging equipment is electrically connected with the electric equipment, second state information of the charging equipment is sent to the vehicle, and the second state information of the charging equipment is used for indicating that the charging equipment is in a heating ready state.

The invention provides a mechanical characteristic tester suitable for a 10kV ring main unit. The mechanical characteristic tester comprises a power supply unit, a data processing unit, a display unit, a voltage and current acquisition unit and a sensor unit, the equipment supplies power to each functional unit through the power supply unit, and acquires electrical and mechanical parameters in the switching operation process of the ring main unit through the voltage and current acquisition unit and the sensor unit. The tester is connected with the DTU device and monitors the voltage and current of the opening, closing and energy storage loop coil and the angle, displacement and speed of the switch in real time, the data processing unit analyzes the voltage and current, and the angle, displacement and speed of the switch, and the display unit displays a diagnosis result so as to evaluate the mechanical characteristics of the ring main unit.

The invention provides a multi-merchant hardware equipment supply chain demand intelligent matching method, and relates to the technical field of supply chain management, and the method comprises the steps: obtaining a demand order and supply capability data through a supply chain platform, and enabling the supply capability data to obtain production line test data in real time through an Internet of Things interface; performing preliminary screening based on equipment types and necessary authentication standards; calculating the comprehensive reliability of the optical fiber sensing system by adopting a comprehensive evaluation model fused with nonlinear transformation; calculating the multi-dimensional demand integrating degree of the supplier and the demander through multi-dimensional difference analysis and normalization processing; intelligent sorting is carried out based on weighted scores of configurable weight factors; implementing global productivity monitoring and conflict resolution optimization, and outputting an optimal matching pair; and continuously iteratively optimizing the evaluation model parameters according to the performance feedback data by adopting an incremental learning mechanism. According to the method, accurate matching and dynamic optimization under multi-target constraints are realized, and the supply chain resource configuration efficiency and the system autonomy capability are effectively improved.

A power negotiation method for power over Ethernet, power sourcing equipment, a system, and a storage medium are provided, and belong to the field of power over Ethernet technologies. The power sourcing equipment includes a plurality of power supply ports and a plurality of data ports. The power sourcing equipment supplies power to a connected powered device through the power supply port, and transmits data to the connected powered device through the data port. In this way, the power supply port can meet a data transmission requirement when a data transmission rate increases. According to the application, when a first power supply port and a first data port are connected to a first powered device, the power sourcing equipment can perform power negotiation with first power sourcing equipment through the first data port based on port feature information of the first power supply port.

The invention discloses an emergency power supply allocation method and system based on current detection. The method comprises the following steps: analyzing a total average current value and a total current change interval of a circuit to be managed; dividing power supply priorities; analyzing the access time of the emergency power supply; analyzing the power supply priority of the operation equipment; analyzing the total number of equipment supplied by the emergency power supply; establishing an optimal distribution function and constraint conditions, and optimizing the power supply of the emergency power supply; the priority of the emergency power supply for supplying power to the equipment is divided, normal operation of key equipment when the main power supply breaks down or is interrupted is guaranteed, the practicability of the emergency power supply is improved, meanwhile, after the emergency power supply is connected, power supply of the emergency power supply is optimized, the stability and safety of a circuit when the emergency power supply is connected are guaranteed, and the safety of the emergency power supply is improved. Moreover, the power distribution of the emergency power supply is more reasonable, and the maximum utilization of the limited capacity is realized. The method has the outstanding advantages of high efficiency, large application range, high reliability and the like.

A method for performing simultaneous operations at a wellsite comprising two or more adjacent wellheads, each respectively connected to a well, may include the following steps: providing a fluid supply via upstream equipment to an intermediate supply point; fluidly connecting the intermediate supply point to a single wellhead, the fluidly connecting comprising connecting a first end of a flexible pipe to the intermediate supply point and a second end of the flexible pipe to a first wellhead; performing a wellbore operation on a first well using the fluid supply from the upstream equipment supplied to the first wellhead; disconnecting the second end of the flexible pipe from the first wellhead; and connecting the second end of the flexible pipe to a second wellhead.

The invention relates to a blockchain-based lease equipment supply chain management method and execution system, and the method comprises the steps: building a data model of a lease item, the data model of the lease item comprises the real-time state information of the lease item, and the data model of the lease item is stored on a blockchain; for a lease cycle, before the lease cycle starts, obtaining a data model of the lease item from the block chain as an initial state of the lease item; during the lease period, monitoring state information of the lease item in real time through an IoT sensor, and updating the state information to the data model of the lease item; and after the lease cycle is ended, the equipment state is checked through the IoT sensor, the data model of the lease item is updated, and the record of the lease cycle is stored in the block chain data model. The technical problem that the efficiency, the reliability and the traceability of the leasing business are affected due to the insufficiency of a traditional leasing equipment supply chain management mode is solved.

A method for performing simultaneous operations at a wellsite comprising two or more adjacent wellheads, each respectively connected to a well, may include the following steps: providing a fluid supply via upstream equipment to an intermediate supply point; fluidly connecting the intermediate supply point to a single wellhead, the fluidly connecting comprising connecting a first end of a flexible pipe to the intermediate supply point and a second end of the flexible pipe to a first wellhead; performing a wellbore operation on a first well using the fluid supply from the upstream equipment supplied to the first wellhead; disconnecting the second end of the flexible pipe from the first wellhead; and connecting the second end of the flexible pipe to a second wellhead.

A method for performing simultaneous operations at a wellsite comprising two or more adjacent wellheads, each respectively connected to a well, may include the following steps: providing a fluid supply via upstream equipment to an intermediate supply point; fluidly connecting the intermediate supply point to a single wellhead, the fluidly connecting comprising connecting a first end of a flexible pipe to the intermediate supply point and a second end of the flexible pipe to a first wellhead; performing a wellbore operation on a first well using the fluid supply from the upstream equipment supplied to the first wellhead; disconnecting the second end of the flexible pipe from the first wellhead; and connecting the second end of the flexible pipe to a second wellhead.

The utility model provides an efficient drying polyaluminum chloride filter pressing mechanism, which belongs to the technical field of water treatment agent processing equipment, and comprises a plate frame type filter pressing device and an auxiliary mechanism communicated with the plate frame type filter pressing device, the auxiliary mechanism comprises a fan device arranged on one side of the plate frame type filter pressing device, the fan device is connected with a wind gathering cover, and the wind gathering cover is connected with a water outlet of the plate frame type filter pressing device. The other end of the air gathering cover is connected with heating equipment, an air supply pipeline is arranged on the heating equipment, the other end of the air supply pipeline is connected with a flow dividing box, a plurality of flow dividing pipelines are arranged on the flow dividing box, and the flow dividing pipelines are communicated with the plate frame type filter pressing equipment. The fan equipment supplies air to the heating equipment through the air gathering cover, so that the air passing through the heating equipment is heated, then enters the flow dividing box through the air supply pipeline and then enters the flow dividing pipeline in the flow dividing box in a flow dividing manner, hot air flow is supplied to a filter cake in the plate and frame type filter pressing equipment when the plate and frame type filter pressing equipment carries out filter pressing, and then water in the filter cake is removed; the production efficiency is improved.

The utility model discloses polishing solution supply equipment, which relates to the technical field of polishing solution production, and comprises an equipment box, a solution supply assembly and a solution supplement assembly, a cleaning barrel is arranged in the equipment box, the solution supply assembly for automatic solution supply of the equipment is arranged on the right side of the cleaning barrel, and the solution supplement assembly is arranged on the right side of the cleaning barrel. The liquid supply assembly comprises a liquid medicine supply barrel, a pressure sensor and a stirring rod, the pressure sensor is arranged at the bottom of the liquid medicine supply barrel, the stirring rod is installed in the liquid medicine supply barrel through a motor, and the liquid supplementing assembly for automatic liquid supplementing of the equipment is arranged on the right side of the liquid medicine supply barrel. According to the polishing solution supply equipment, a cleaning agent and pure water are proportioned in the cleaning barrel to prepare a cleaning solution for equipment cleaning, the chemical solution supply barrel is used for storing the proportioned polishing solution, and the stirring rod stirs to prevent the polishing solution from precipitating, so that the equipment has the functions of automatic solution supplementing, cleaning, PH value adjusting and the like, deposition can be reduced, and the cleaning efficiency is improved. Liquid is supplied to the polishing machine in the semiconductor industry, and manual intervention is effectively reduced.

The utility model discloses frequency conversion water supply equipment for a secondary water supply pump room, which relates to the field of water supply equipment and comprises an equipment body, the left side of the top of the equipment body is fixedly connected with a water inlet pipe, the right side of the equipment body is fixedly connected with a steady flow regulator, and the bottom of the steady flow regulator is fixedly connected with a water outlet pipe. A sealing door is in threaded connection with the center of the front face of the equipment body, a water conveying pipe is arranged in an inner cavity of the equipment body, a collecting groove is formed in the right side of the top of the equipment body, a filter screen is fixedly connected to the bottom of an inner cavity of the collecting groove, and a cleaning assembly is movably connected to the top of the filter screen. Movable grooves are symmetrically formed in the centers of the left side and the right side of an inner cavity of the collecting groove. According to the frequency conversion water supply equipment for the secondary water supply pump room, when the equipment supplies water, the flow stabilization effect can be achieved through the arranged flow stabilization regulator, meanwhile, rainwater can be recycled, and the good environment-friendly and water-saving effects can be achieved.

The supply of fluid to at least two consumers is particularly advantageous. [Solution] The device has a first flow passage 6, a first consumer 3 supplied with fluid, a pump 7 for transporting fluid from a reservoir 2 through the first flow passage 6, a throttle valve 9 arranged in the first flow passage 6, a second flow passage 11 connected to the first flow passage 6 at a first connection point V1, a second consumer 4 arranged in the second flow passage 11, a valve element 12 movable between a closed position and an open position, and a control line connected to the first flow passage 6 at a second connection point V2.

The present invention discloses a project equipment supply chain evaluation system and method based on big data, which belongs to the field of abnormal positioning technology. The present invention analyzes all process data, classifies the supply process of project equipment to obtain different supply links; searches for process data reflecting the supply status of project equipment, calculates the searched process data, and uses the supply links to build a project equipment supply chain; searches for characteristic data of equipment abnormalities after analyzing the equipment data, and calculates the abnormal threshold; uses the calculated abnormal threshold to determine whether there is an abnormal risk in real-time project equipment and issue an early warning; calculates the correlation between process data and characteristic data, and constructs an abnormal inversion screening model; inverts the abnormalities of real-time early warnings, determines the supply chain link that causes the equipment to have an abnormal risk, marks it as a problem link, and transmits the problem link information to the project responsible person for problem elimination.

1. The name of the product of this design: Intelligent equipment supply self-service machine. 2. Purpose of the product of this design: intelligent self-service machine for supplying equipment. 3. The design key point of this appearance design product lies in the shape. 4. The picture or photo that best illustrates the design points: three-dimensional picture.

The invention discloses FTTR slave equipment, which comprises a first socket, a power receiving equipment detection unit, a power grading unit and a load unit, and is characterized in that the first socket is used for accessing power supply equipment; the power receiving equipment detection unit is connected with the first socket and is used for identifying whether the FTTR slave equipment meets the standard POF power receiving or not under the condition that the power supply equipment supplies power to the standard POF; the power grading unit is connected with the power receiving equipment detection unit, the power grading unit is used for identifying the power grade of the FTTR slave equipment and controlling connection and disconnection between the first socket and the load unit according to the voltage input by the first socket under the condition that the power supply equipment supplies power to the standard POF, and the power grading unit is used for identifying the power grade of the FTTR slave equipment and controlling connection and disconnection between the first socket and the load unit according to the voltage input by the second socket under the condition that the power supply equipment supplies power to the non-standard POF. The power grading unit is used for controlling connection and disconnection between the first socket and the load unit according to the voltage input by the first socket; and the load unit is connected with the power grading unit.

To provide a vehicle control device that can ensure the withstand voltage of a device, to which the electric power generated by an electric motor is supplied, and can suppress deterioration of power performance during evacuation traveling using an engine.SOLUTION: A vehicle 10 comprises an engine 12, an automatic transmission 28, an electric motor MG that is dragged to rotate in a non-driving state during evacuation traveling using the engine 12, and a relay 62 that connects and disconnects the electric motor MG and a main battery 60. An electronic control unit 100: (a) disconnects the relay 62 based on a predetermined vehicle state, puts the electric motor MG in a non-driving state, and performs evacuation traveling using the engine 12; (b) during the evacuation traveling, calculates the upper limit value Nmg_up of an electric motor rotation speed Nmg based on a stator coil temperature THcoil and a withstand voltage Vws of an air conditioner AC; and (c) during the evacuation traveling, sets an upshift point of the automatic transmission 28 so that the electric motor rotation speed Nmg does not exceed the upper limit value Nmg_up.SELECTED DRAWING: Figure 1

The invention discloses real-time positioning monitoring equipment and a monitoring method for preventing and controlling water and soil loss, and relates to the technical field of water and soil loss. The device comprises a monitoring rod, a precipitation measuring instrument, a monitoring box, a data collector, a level bubble, a monitor, a movable block, a supporting rod, a telescopic supporting leg and a solar device. A slide way and a displacement sensor are arranged in the monitoring box, are connected with the T-shaped slide groove through a measuring slide block and are used for accurately measuring the water and soil loss amount. The precipitation measuring instrument adopts a tipping bucket structure and automatically records precipitation. The angle of the supporting rod can be adjusted, the length of the telescopic supporting leg can be adjusted, and the monitoring rod is vertically fixed. The monitoring method comprises the steps that the monitoring rod is inserted into soil, the supporting rod and the telescopic supporting legs are adjusted to enable the monitoring rod to be perpendicular, soil height and orientation changes are monitored in real time through the displacement sensor and the positioning mechanism, and data are automatically transmitted to the data collector. The solar equipment supplies power to the system. The system has the characteristics of intelligence, simplicity and convenience in operation, high practicability and the like.

Various methods and systems are disclosed that include water washing of recycled pyrolysis oil for feed to a cracking unit, and in one embodiment includes a method that includes contacting the recycled pyrolysis oil with water to produce a refined pyrolysis oil, and cracking the refined pyrolysis oil to produce products.

The present invention provides a dual-agent collaborative scheduling method for a high-end equipment supply chain based on flexible production line opening, which relates to the technical field of production scheduling. The scheduling method sets input parameters and operating parameters, constructs an initial solution set on the premise of giving priority to agent 2, selects the optimal solution as the initial solution x0; performs a shaking operation on the initial solution x0 to obtain a new solution x1, performs a local search on x1 to obtain a new solution x2, and determines whether the fitness value of x2 is better than the fitness value of x1. If so, x2 is used as the initial solution and iterates continuously until the global optimal solution x0 is found. best , according to x best The provided solution assigns production tasks to suppliers to maximize the resource utilization and operational efficiency of high-end equipment manufacturing companies and reduce the total cost of the supply chain.

The invention relates to the technical field of electrical equipment monitoring, in particular to an electrical equipment state monitoring method based on the Internet of Things, which comprises the following steps: S1, acquiring operation information, use information and power consumption of a power supply area of electrical equipment; s2, constructing a time node, and analyzing node output electric quantity and node electricity consumption; s3, analyzing the operation characteristics of the generator and the operation characteristics of the storage battery; s4, classifying and storing the operation characteristics of the generator according to the use information to obtain node types, and analyzing use fluctuation characteristics and maintenance influence parameters; s5, analyzing the equipment supply parameter and the electric energy backflow parameter according to the operation information of the electrical equipment, and analyzing the supply and storage stability parameter; step S6, analyzing node features; and S7, analyzing and outputting the node state of the equipment according to the node characteristics. According to the invention, accurate monitoring of the operation state of the electrical equipment is realized.

The invention discloses a power grid equipment supply chain risk identification method, and the method comprises the steps: determining the sample data related to risk identification through constructing a power grid equipment supply chain risk index system, building a power grid equipment supply chain risk identification model based on an incremental extreme learning machine of an attenuation regularization item, and completing the training of the model through employing the sample data. The power grid equipment supply chain risk identification model can accurately identify the current power grid equipment supply chain risk type of an enterprise, and the problems that in the prior art, many redundant hidden layer nodes reducing accuracy and learning efficiency exist, and hidden layer node parameters generated randomly affect the stability of an incremental extreme learning machine are solved. Requirements of power grid equipment supply chain risk identification can be met to a certain extent, and meanwhile, a new thought and a new approach are provided for more accurate power grid equipment supply chain risk identification.

The application discloses an air conditioning system and a control method thereof, and belongs to the technical field of air conditioners. The air conditioning system comprises a transfer box, an outdoor unit and at least one indoor unit, a circulating main pipeline is connected between the outdoor unit and the transfer box, a communication line and a circulating branch pipeline are connected between the transfer box and each outdoor unit, the transfer box comprises a first valve group arranged on the circulating main pipeline and the circulating branch pipeline, and the outdoor unit comprises a second valve group arranged on the circulating main pipeline. Electricity can be transmitted between the transfer box and the outdoor unit through the communication line. When the transfer box or the outdoor unit is powered off, the powered-on equipment supplies power to the powered-off equipment through the communication line, so that the powered-off equipment can complete protection operations such as valve closing, the pipeline in the system is blocked into several sections, the state is kept to ensure safety, leakage of refrigerant is avoided to cause combustion and explosion, and the safety and reliability of the air conditioning system are improved.

The invention is applicable to the technical field of electric energy storage, and provides a deep off-peak electricity hydrogen production and energy storage system, which comprises hydrogen production equipment connected with a medium-pressure gas pipe network and used for inputting generated hydrogen into the medium-pressure gas pipe network; the energy storage battery pack is connected with the hydrogen production equipment; the power grid is connected with the hydrogen production equipment and the energy storage battery pack, the power grid supplies power to the hydrogen production equipment for electrolytic hydrogen production in the deep trough period and charges the energy storage battery pack at the same time, and the energy storage battery pack supplies power to the hydrogen production equipment for electrolytic hydrogen production in the non-deep trough period. The invention further provides a deep off-peak electricity hydrogen production and energy storage method which adopts the deep off-peak electricity hydrogen production and energy storage system. According to the invention, the electric energy is made into hydrogen through electrolyzed water, the hydrogen is rapidly doped into natural gas, so that the hydrogen is stored in a medium-pressure pipe network, the energy storage efficiency is very high, and the purposes of making hydrogen through deep off-peak electricity, optimizing urban gas transmission and distribution and efficiently storing and utilizing the electric energy are achieved.

The invention discloses a power grid project screening and state tracking method and device, equipment, a medium and a product, and relates to the technical field of power grid project management, and the method comprises the steps: obtaining the project data of a plurality of power grid projects; the project data of each power grid project comprises a construction progress report, field monitoring data and a production income report; based on the preprocessed project data of each power grid project, taking technical stability and equipment supply supportability as optimization targets, adopting an NSGA-II multi-target optimization algorithm to carry out power grid project screening to calculate a Pareto optimal solution set, and taking the power grid project in the Pareto optimal solution set as the screened power grid project; determining a to-be-tracked power grid project from the screened power grid projects; for each to-be-tracked power grid project, state stage tracking is carried out based on a hidden Markov model; the full life cycle of each to-be-tracked power grid project comprises a plurality of state stages. The monitoring efficiency of the power grid project can be improved.

The invention relates to the technical field of intelligent management, and discloses a coal mine equipment intelligent transaction management system and method based on big data, and the system comprises an intelligent matching module, a transaction execution module, a financial risk control module and a data closed-loop module. A data fusion center is arranged, and when equipment supply and demand dynamic matching is carried out, a cross validation rule of a supplier productivity dynamic portrait and coal mine demand characteristics is constructed, and real-time cooperative calculation of multi-source heterogeneous data is supported, so that a system can identify logic conflicts between supplier parameter updating and purchasing demands in real time, the matching scheme deviation rate is eliminated, and the matching efficiency is improved. The transaction decision accuracy is ensured, the risk of resource mismatching caused by data islands is reduced, and the binding relationship between the delivery action and fund transfer is verified in real time by setting the block chain evidence storage module, so that the system can automatically freeze installment payment when the equipment acceptance is abnormal, the traceability period is shortened, and the efficiency is improved. The problem of credit loss caused by non-traceability of the transaction process is solved.

The invention discloses a rural tidal load supply guarantee optimization method, device, equipment and medium, and relates to the technical field of smart power grids, and the technical scheme is characterized in that the method comprises the steps: obtaining the data of at least one emergency equipment for rural tidal load supply guarantee in the operation process; wherein the emergency equipment comprises mobile energy storage equipment and mobile diesel power generation equipment; inputting the data into a pre-constructed double-layer optimization model, and iteratively solving the double-layer optimization model to obtain an optimization scheme of the operation of the emergency equipment in rural tidal load conservation and supply; wherein the double-layer optimization model comprises a first model and a second model, the first model aims at minimizing the total operation cost of the emergency equipment and the loss of the power transmission line, the second model aims at minimizing the influence of the operation of the emergency equipment on the environment, and the first model is used for optimizing the total capacity of the emergency equipment; the second model is used for optimizing the power supply position, the driving path and the capacity of each emergency device; the optimization scheme refers to the capacity configuration, the power supply position and the driving path of the emergency equipment.

This system (100) for measuring the electrical characteristics of blower equipment comprises: a blower equipment cluster (1a) formed from a plurality of blower equipment supplied with power from a single power supply device (6); a plurality of switches (2) assigned respectively to a plurality of groups obtained by separating the blower equipment cluster (1a) into said plurality of groups that each include one or a plurality of the blower equipment, with each switch starting and stopping the blower equipment assigned to a group; and an electrical characteristics measuring device (3) that measures a total value of the electrical characteristics of the blower equipment cluster (1a). The system (100) for measuring the electrical characteristics of blower equipment calculates a value of steady-state electrical characteristics of the blower equipment in each group on the basis of switch (2) start / stop data, which is operation data from when the switch (2) performed the operation of starting or stopping the blower equipment assigned to the switch (2), and measurement data on the total value of the electrical characteristics. The system (100) for measuring electrical characteristics is useful for the maintenance and preservation of blower equipment.

The invention discloses a portable 5G communication base station, and particularly relates to the technical field of communication equipment supplies, the portable 5G communication base station comprises a signal plate, the inner wall of the signal plate is fixedly connected with a heat dissipation soaking plate, the bottom of the signal plate is fixedly connected with a first rubber snap ring, and the top of the first rubber snap ring is fixedly connected with a second rubber snap ring; and the second rubber clamping ring is arranged on the outer wall of the signal plate. The signal receiver is integrally inserted into the signal board, so that the signal connector at the bottom of the signal receiver is integrally connected with the first connecting seat, the second connecting seat and the third connecting seat, the signal board is integrally assembled, and the signal connector at the bottom of the third connecting seat is connected with the wire connecting end, so that the signal receiver can be integrally assembled. And the signal board overall frame is bound and limited by the reciprocating coil spring at one end of the first limiting clamping ring, so that the overall equipment is convenient to disassemble, assemble and carry.