32results about How to "Run without interruption" patented technology

The invention discloses an intelligent monitoring system for an elevator running state. The intelligent monitoring system comprises a laser emitting device mounted at the top of an elevator shaft, a target mounted at the top of an elevator car, a data collection terminal and a remote upper computer, wherein the data collection terminal comprises an ARM chip and a three-axis acceleration sensor; the data collection terminal is provided with an Android system; matched signal transmitting antennae are mounted on the laser emitting device and the data collection terminal, the ARM chip and the laser emitting device transmit signals in a wireless communication mode; the data collection terminal and the remote upper computer transmit data by adopting a TCP / IP (transmission control protocol / internet protocol) through 3G / 4G / Wifi network; a cloud computing platform is mounted in the remote upper computer. The system is independently set and operated on the basis of the Internet of Things technology and has no connection with a control system of an elevator, the normal operation of the elevator is not disturbed, the all-weather operation monitoring, the fault information record, the active alarm and the maintenance management of the elevator are realized, monitoring information is accurate, and the measurement precision is high.

The invention relates to a crusher, in particular a rock crusher, having a crusher unit (40), to which a band conveyor unit (60) having an endlessly circulating band conveyor is indirectly or directly assigned, wherein a magnetic separator (70) having a magnet (79) is held in the area of the band conveyor unit (60) above the band conveyor in the direction opposite from the direction of gravity, and an adjustment unit (80) is provided, which can be used to change the height of the magnet (79) above the band conveyor. To enable the reliable operation of such a crusher, it is provided according to the invention that the magnetic separator (70) is suspended from at least two limp ties (81, 82, 84, 85), and that the limp ties (81, 82, 84, 85) can be adjusted by means of at least one actuator unit (90) to change the height of the magnet (79).

The invention provides a narrow-linewidth tunable laser system and an operation method thereof. A tunable laser module of the system comprises a semiconductor laser, a driving circuit and a wavelength-tunable control submodule, wherein the driving circuit and the wavelength-tunable control submodule are connected with the semiconductor laser. A switch voltage stabilizer, connected with an inductor and a diode, of a power management submodule enables positive voltage to be converted into negative voltage so as to supply electricity to the system. A microcontroller connected with a host is connected with the driving circuit through digital-to-analog conversion to transmit instructions of the host and states of the laser. The microcontroller and a power failure detection submodule are used for detecting circuit voltage of the laser at regular time, and power is recovered in time when power failure is found out. The operation method of the narrow-linewidth tunable laser system includes the steps that after being initialized, the microcontroller transmits preset default data frames to the laser, the data frames returned by the laser are read, the situation that the data frames have no error is determined, whether power failure occurs or not is detected at regular time, updated instructions of the host are received and transmitted to the laser, and the current working state information of the laser is transmitted to the host. The system only needs to be powered up by a single power supply and can be used easily in an embedded mode. A tuning control interface of the host is simple and visual, and reliable operation is guaranteed through power failure self-detection.

The invention discloses a DC power control method for suppressing multi-infeed DC commutation failure. First, a simplified model of a multi-infeed DC transmission system is established, and then based on a sin-cos component detection and judgment method, the start of DC power control is judged, and then the DC power is determined. The power adjustment amount and the DC power control rate, and finally the DC power control is performed in different commutation failure scenarios according to the DC power adjustment amount and the DC power control rate. The control method of the present invention has fast and accurate control speed, is convenient to realize, has good control effect, does not need wide-area measurement data, has fast control speed, does not interfere with the operation of other equipment, does not require additional investment, and is economical.

The invention discloses an alcohol waste pulse quick precipitator; a water supply chamber, a pulse region, a water distribution downcomer, a buffering plate and a sludge collecting region are sequentially arranged at the center part of a cylinder body from the top down, a water inlet pipe is connected to the side edge of the water supply chamber, a pulse deep is arranged inside the water supply chamber, a center siphon pipe extending to the pulse region is arranged below the pulse deep, the top of the pulse deep is in pipe connection with an extraction pipe and a siphonic damage pipe which are communicated with each other, and an exhaust pipe communicated with the pulse region is arranged inside the water supply room; the bottom of the pulse region is connected with the water distribution downcomer, a settling zone is arranged on the outer side of the water distribution downcomer, the buffering plate is arranged at the bottom of the water distribution downcomer, the sludge collecting region is arranged below the buffering plate, and a blow-off pipe is arranged at the bottom of the sludge collecting region; and a water outlet slot, a water outlet header tank and a water outlet which are communicated with one another are arranged at the top of the cylinder body. The alcohol waste pulse quick precipitator provided by the invention has the advantages that the settling effect is excellent, the problem of solid-liquid separation of high-concentration alcohol sediment is solved, and the phenomenon of coking is avoided.

The invention discloses a method for modifying the configuration of a cloud host online. The steps include: duplicating the old cloud host twice to obtain two new cloud hosts, respectively the first cloud host and the second cloud host; according to the modified old cloud host Cloud host configuration, configure the corresponding configuration for the first cloud host, and configure the same IP address as the old cloud host for the first cloud host; open the cloud host, prohibit the first cloud host from connecting to the Internet; close the network for the old cloud host, and Activate the network and run the work on the first cloud host; compare the data between the old cloud host and the second cloud host, if the data is the same, no operation is required; if the data is different, copy the different data of the old cloud host to the first cloud host superior. The present invention realizes the modification scheme of the configuration without restarting the cloud host, and enables business systems to seamlessly connect and run uninterruptedly.

The present invention provides a virtualization platform stability testing method, including: 1) formulating stability testing items and virtualization system health check indicators; 2) obtaining host configuration, quantity and storage capacity from the testing environment; 3) making pressurized Virtual machine template; 4) Start the stability test; 5) Check the system, and the daily inspection items include the management node, computing node operation, fault alarm information, resource consumption, and virtual machine operation; 6) The stability test is over, The stability evaluation of the virtualization platform is completed through the operation performance index and business failure rate index obtained in step five. This method loads a certain amount of business pressure on the system, allowing services such as interface testing and virtual machine internal pressure to run continuously for a period of time to test whether the system can run stably. Once the test is executed, the failed business is automatically skipped to ensure that the test is not interrupted. It is closer to the real load of the user to ensure product quality.

A yarn feeding device according to the invention for feeding yarn to a textile machine is provided with: a housing; a storage device from which the yarn is withdrawn by the textile machine; a reel for winding the yarn onto the storage device A winding element; a drivable shaft for driving the winding element; a magnet assembly for securing the storage device to the housing; a support mechanism for rotatably supporting the shaft relative to the storage device; and A locking device for locking the supporting mechanism. A coiled element is configured to rotate with the shaft and is arranged between a first magnet unit on the housing and a second magnet unit on the storage means of the magnet assembly. For cleaning, a unit is constructed on the shaft in a movable manner along the cleaning path, the unit comprising the storage device, the second magnet unit and the support mechanism, wherein the unit can be locked by The release of the component to move.

The invention discloses a method and a system for avoiding outage of a communication device; the communication device comprises one or more single-boards; the method comprises the following steps: operating an embedded virtualization platform on the single-boards; establishing N virtual machines according to to-be-operated tasks of the single-boards on the embedded virtualization platform, wherein N is greater than 1; one virtual machine is established as a master virtual machine, and the other N-1 virtual machines are established as standby virtual machines; operating tasks on the master virtual machine, and synchronizing task state and operation data in real time between the master virtual machine and the standby virtual machines; and switching tasks to the standby virtual machines to operate continuously when detecting the master virtual machine operates abnormally. The method and the system provided by the invention can form multi-backup for software systems in the device under a condition that volume and hardware cost of the communication device are not increased, and ensure tasks are switched to standby software system to operate continuously when software of the communication device goes wrong so as to ensure operation of the communication device is not interrupted.

The invention discloses a configuration restoring device and method that includes configuration managing unit that is used to receive configuration data and restore data, generating reverse command, executing configuration command and reverse command; and command storing unit used to store reverse command record. The invention includes the following steps: generating reverse command while configuring; when the modification to configuration fails, executing reverse command to restore the previous configuration. The invention could save memory resource, and save time and run continuously.

This invention relates to a control method for the safety operation of fuel batteries, which timely monitors the operating fuel battery stack with a central processor, automatically cuts off the abnormal ones from the primary circuit of a stack in operation and cuts in the standby batteries into the primary circuit, which can test the abnormal batteries from the stack in operation and replace them automatically to guarantee the stack to work safely under the rating power.