15results about How to "Resolve downtime" patented technology

The invention relates to the technical field of ball mill optimization, and discloses an intelligent optimization method for a wet ball mill of a coal-fired power plant, which comprises the following steps: S1, pre-checking the wet ball mill and matched equipment thereof, and accessing a distributed control system through the Internet of Things technology to obtain real-time operation parameters; the invention also discloses an intelligent optimization system for the wet ball mill of the coal-fired power plant, which comprises the following modules: a data acquisition layer module used for accessing the distributed control system through a sensor to obtain the real-time operation parameters of the wet ball mill; and the data analysis layer module is used for carrying out cleaning, feature extraction and modeling analysis on the acquired real-time operation parameters. Through the artificial intelligence Informer large model and the IoT technology, intelligent prediction and dynamic optimization of the wet ball mill are achieved, consumption of steel balls and electric energy is reduced, economic benefits are improved, the system supports multi-mode operation, the data visualization technology is combined, manual monitoring limitation is eliminated, and management efficiency and safety are improved.

The invention provides a worksheet loading method and system based on a transient working condition of a satellite thermal test, and the method comprises the steps: S1, analyzing transient working condition data, and obtaining a transient working condition data worksheet; s2, collecting transient working condition information, and loading the transient working condition data worksheet; s3, entering a circulation process, traversing and outputting data of the transient working condition data worksheet to a target worksheet; s4, executing a working condition according to the target worksheet; and the step S2 is executed again until the thermal test is finished. According to the method, transient working condition current data can be stored, currents are output one by one according to the working condition starting time and each change execution time, the problem of software downtime caused by the fact that original software needs to manually load a large number of current data tables is solved, and the effect that transient working condition loading and execution are simple, efficient and automatic is achieved.

The present application discloses a method and system for limiting the memory used by Spark task slices, the method comprising: a yarn process judgment step: starting the Spark task slice to scan each node of the Spark task slice at a fixed time and judging whether there is a Spark subprocess; a recording step: if the Spark subprocess exists, recording the task ID of the Spark task that starts the Spark subprocess; a classification step: traversing all yarn task processes on the node, and classifying the yarn task process and the Spark subprocess according to the task ID; a processing step: controlling the number of the yarn task process and the Spark subprocess in each category according to a preset value. The present invention solves the problem of excessive node memory usage and node downtime due to the Spark task starting multiple subprocesses.

The invention discloses a double-pack battery with an anti-circulation function for a forklift battery and a control method of the double-pack battery, and relates to the field of electric forklift batteries. The double-pack battery comprises two battery packs, each battery pack is integrated with a battery management system, an anti-circulation control module, a switching relay, a discharge relay and other core components, local area network communication is formed between the battery management systems of the two battery packs and between the battery management systems of the two battery packs and a vehicle VCU, and a discharge positive electrode and a discharge negative electrode are connected to a vehicle load after being connected in series through a power cable. A discharging main loop, a switching discharging loop, a charging loop and a heating loop are arranged in a single battery pack, a temperature sensing detection circuit is arranged in an anti-circulation control module, and a Hall current sensor collects current of the switching loop in real time and limits discharging power. According to the control method, the standby battery pack is awakened when the power supply battery pack is low in electric quantity or breaks down, and after self-inspection and instruction interaction, double-pack battery non-inductive switching is achieved through sequential control of the switching relay and the discharging relay and protection of the anti-circulation module.

The utility model relates to the field of automation control, and particularly discloses a safety operation device for remote emergency stop, which comprises a safety operation button; the transmitting end optical fiber converters are connected with the safety operation buttons in a one-to-one correspondence manner, and each transmitting end optical fiber converter comprises an optical transceiver; and the receiving end optical fiber converters are connected with the transmitting end optical fiber converters in a one-to-one correspondence manner, and each receiving end optical fiber converter comprises an optical transceiver. Wherein the safety operation button and the sending end optical fiber converter correspondingly connected with the safety operation button are connected with the corresponding receiving end optical fiber converter through an optical cable to form a control circuit. According to the utility model, through the design of a group of multi-channel switching value optical fiber converters, the problem that equipment cannot be remotely and emergently stopped under remote communication faults of a control system is solved, a solution with low cost and high performance is provided, and reliable operation of equipment needing remote hard wiring operation and interlocking can be realized; and together with a remote communication operation station, the system is used as a reliable backup safety guarantee means for centralized control.

This invention provides a visual bearing lubrication device for mills, belonging to the field of mill technology. The device includes a bearing housing, a bearing, and a bearing cover. The bearing cover has a main oil inlet, a spare oil inlet, and a double-sealed hydraulic quick-change connector. The side wall of the bearing housing has an observation window and a self-cleaning, pressure-resistant coated glass. The oil drain is connected to a filter assembly. This invention achieves continuous oil supply without stopping the mill through one-button switching between dual oil circuits. The pressure-resistant glass provides direct monitoring of the bearing lubrication status and oil level, and the filter assembly filters out impurities from the returned oil. This ensures continuous mill production, reduces bearing wear, improves the stability of the lubrication system, and lowers maintenance costs.

The invention discloses a dual-power excavator electric control device water-cooled motor heat dissipation system and an excavator. The heat dissipation system comprises a water-cooled motor, a water-cooled rectification electric control system and a radiator, and the radiator is provided with a first liquid inlet, a second liquid inlet, a first liquid outlet and a second liquid outlet; a water cooling motor and a water pump I are connected in series between the first liquid inlet and the first liquid outlet; and a water-cooling rectification electric control system and a water pump II are connected in series between the second liquid inlet and the second liquid outlet. By adopting the water-cooled motor heat dissipation system of the electric control device of the dual-power excavator, the problems of insufficient heat dissipation of a permanent magnet synchronous water-cooled motor and high temperature of the permanent magnet synchronous water-cooled motor can be effectively solved; and the problem of high temperature caused by unsmooth heat dissipation of the water-cooling rectification electric control system can be effectively solved.

The present invention relates to a method, device and medium for automatically upgrading a client program, the method comprising: receiving a client program upgrade task instruction sent by a server; upgrading the working process and / or daemon process of the client program through the upgrade package sent by the server, wherein the daemon process is used to detect the running status of the working process and upgrade the working process. The example of the present invention realizes the control of the server over the client program upgrade, without the need for personnel on the client side to participate in the update. In the case where personnel cannot conveniently enter the client location or the server software depends on the client program update, the method of the present invention has high applicability. At the same time, through the daemon process, the stability of the client program is greatly improved, which greatly reduces the problem of the inability to execute server software tasks due to client downtime.

This application belongs to the field of welding technology and discloses a conductive tip disassembly and feeding device and a conductive tip replacement equipment. The conductive tip disassembly and feeding device includes a conductive tip disassembly and feeding mechanism, a conductive tip feeding mechanism, and a position switching mechanism. The position switching mechanism drives the conductive tip feeding mechanism to move along a first horizontal direction, enabling the feeding mechanism to have a loading position for delivering new conductive tips to the disassembly and feeding mechanism and a waiting position to avoid the disassembly and feeding mechanism. The disassembly and feeding mechanism removes the conductive tip from the welding torch or installs a new conductive tip onto the welding torch. Only one disassembly and feeding mechanism is needed to achieve the disassembly and assembly of the conductive tip, allowing for disassembly and assembly at the same workstation, improving work efficiency. Furthermore, both the feeding mechanism and the position switching mechanism are located below the disassembly and feeding mechanism, making the overall structure more compact and space-saving. This conductive tip replacement equipment not only has high work efficiency but also a compact structure and small space occupation.

The invention provides a replacing device and a replacing system.The replacing device comprises a picking head, a placing mechanism and a moving mechanism, the placing mechanism comprises a placing base and a locking piece, the placing base is provided with a containing groove used for containing the picking head, the locking piece is arranged on the placing base and used for locking or releasing the picking head, and the moving mechanism comprises a mechanical arm and a connecting part; the connecting part is fixed to one end of the mechanical arm, the connecting part is used for being connected with the picking head, when the locking piece releases the picking head, the mechanical arm mechanism is connected with the picking head through the connecting part, and when the locking piece locks the picking head, the mechanical arm mechanism can move so that the connecting part can be separated from the picking head. Through automatic locking or releasing of a locking piece of the placing mechanism, automatic transferring of a mechanical arm of the moving mechanism and automatic butt joint of connecting parts, manual intervention of replacement and storage of the picking head is not needed in the whole process, errors caused by manual operation are avoided, the problem of equipment shutdown during manual replacement is solved, and continuous operation of a production line is achieved.

The application provides a mobile megawatt-level energy storage battery cluster monitoring and fault isolation system based on eight independent BMS, which is applied to a mobile energy storage vehicle configured with peripheral electrical equipment and eight groups of energy storage battery packs. The system comprises eight independent BMS modules, eight independent high-voltage disconnection switches, a full-line linkage communication bus and a centralized control hub. When any BMS module detects a fault of the corresponding energy storage battery pack, a shutdown instruction is issued to control the corresponding high-voltage disconnection switch to trip, so as to isolate the faulty battery pack from the common DC main bus. The centralized control hub then acquires the number of the remaining normal energy storage battery packs, dynamically recalculates the remaining total capacity and synchronizes it to the peripheral electrical equipment, and the peripheral electrical equipment adaptively adjusts the output upper limit of the total power. The application realizes the physical isolation of a single group of faulty batteries and the adaptive derating of the system capacity, and guarantees the continuous external power supply of the remaining normal battery packs.

The embodiment of the invention relates to the technical field of computers, and discloses a failover method of an equipment automatic manufacturing system, equipment, a medium and a product. Comprising the following steps: detecting a change event of a child node under a current server persistent node in an equipment automatic manufacturing system to determine whether an automatic manufacturing program is down or not; detecting the survival states of the automatic manufacturing equipment and the daemon according to the heartbeat packet, and determining whether the automatic manufacturing equipment or the daemon crashes or not; and formulating different fault transfer strategies according to the downtime scene and the downtime number so as to perform automatic transfer and restore the equipment automatic manufacturing system to the state before downtime. According to the scheme of the invention, by customizing the failover strategies meeting different downtime scenes, the problem of downtime of a single piece of automatic manufacturing equipment, multiple pieces of automatic manufacturing equipment and a server of an equipment automatic manufacturing system in the semiconductor industry is solved, finer-grained control is realized, and the adaptivity and robustness of the equipment automatic manufacturing system are improved.

The invention relates to an electrical box system and a control method. The electrical box system comprises a power supply and at least two working modules. The at least two working modules are arranged in parallel, and each working module is electrically connected with the power supply. Each working module comprises a load unit and a pre-charging unit which are connected in series. The first end of the pre-charging unit is electrically connected with the positive electrode of the power supply, the second end of the pre-charging unit is electrically connected with the first end of the load unit, and the second end of the load unit is electrically connected with the negative electrode of the power supply. The pre-charging unit can be switched between a first working state and a second working state, in the first working state, the power supply pre-charges the load unit, and in the second working state, the power supply supplies power to the load unit to enable the load unit to work normally. The pre-charging units are correspondingly arranged for the multiple groups of loads, the redundancy of the system can be remarkably improved, when any branch fails, the other branch can be quickly connected, the power supply continuity of the main loop of the electrical box is guaranteed, and the working stability of the electrical box system is improved.

The utility model discloses calcium silicate board slurry filtering equipment which comprises a box body, two connecting assemblies are arranged outside the box body, filtering plates are arranged on one sides of the connecting assemblies and located in the box body, and a partition plate is fixedly connected in the box body and located between the two filtering plates. A communicating assembly is arranged outside the partition plate, a controller is installed on the surface of the box body, and two liquid flow velocity detectors are embedded in the surface of the box body. Through cooperative use of the partition plate, the communicating assembly, the controller, the liquid flow rate detector, the pushing assembly and other structures, calcium silicate plate slurry on one filter plate can enter the other filter plate through the through holes and is filtered through the other filter plate, and the problem that when an existing filter screen is replaced, the size of the calcium silicate plate is too large is solved. The problem that equipment needs to be shut down is solved, and the filtering efficiency of the calcium silicate board slurry is greatly improved.

The present invention relates to the field of LNG receiving stations, and discloses a BOG power generation system of an LNG receiving station, including an LNG storage tank, on which a BOG outlet is provided; a gas mixing component and a gas turbine, wherein the BOG outlet, the gas mixing component and the fuel inlet of the gas turbine are connected in sequence; and the gas mixing component is used to evenly mix the BOG gas entering the gas mixing component from the BOG outlet with the gas fuel other than the BOG gas entering the gas mixing component. The present invention can mix the BOG gas and the gas fuel other than the BOG gas in the gas mixing component by adding a gas mixing component, thereby ensuring the uniformity of the mixing of the BOG gas and the gas fuel other than the BOG gas, and reducing the fluctuation range of the calorific value of the mixed gas source formed by the mixing of the BOG gas and the gas fuel other than the BOG gas transported to the gas turbine through the gas mixing component, thereby ensuring the stability of the gas turbine during power generation, and solving the problem of the gas turbine being shut down due to the large fluctuation range of the calorific value of the mixed gas source formed by the mixing of the BOG gas and the gas fuel other than the BOG gas.