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83results about How to "Promote redistribution" patented technology

Method and apparatus for storage unit replacement in non-redundant array

A method and apparatus used in a storage network facilitates the protection of data in, and replacement of, storage devices about to fail before the failure happens. In a network that includes a set of storage devices organized as a non-redundant (for example RAID 0) array, a storage device about to fail in the non-redundant array can be replaced by another storage device, typically from a pool of spares. The method includes detecting a condition of a first particular storage device in the non-redundant array. Conditions which are detected according to various embodiments indicate that the first particular storage device is suffering events indicating that it is likely to fail, or otherwise suffering from reduced performance. The conditions are detected for example, by the receipt of a signal from the storage device itself, or by the monitoring of statistics concerning the performance of the storage device. The method further provides for selecting a particular spare storage device, which can be used in place of the first particular storage device. In response to detecting the condition, data stored in the first particular storage device is migrated to the second particular storage device, and the second particular storage takes the place of the first particular storage device in the non-redundant array. The first particular storage device can then be gracefully removed from the network without loss of service to the clients computers.
Owner:DELL PROD LP

Method and apparatus for storage unit replacement according to array priority

A method and apparatus used in a storage network facilitates the protection of data in, and replacement of, storage devices about to fail before the failure happens. In a network that includes a plurality of sets of storage devices which store respective data sets, a storage device about to fail in one set can be replaced by another storage device from another set of storage devices which is being used to store data having a lower priority. The method comprises assigning priorities to sets of storage devices in the network which store respective data sets. In addition, the method includes detecting a condition of a first particular storage device in a particular set of storage devices that has a first priority. Conditions which are detected according to various embodiments indicate that the first particular storage device is suffering events indicating that it is likely to fail, or otherwise suffering from reduced performance. The conditions are detected for example, by the receipt of a signal from the storage device itself, or by the monitoring of statistics concerning the performance of the storage device. The method further provides for selecting a second particular storage device in a second particular set of storage devices having a second priority, which can be used in place of the first particular storage device. In response to detecting the condition, the data set stored in the first particular storage device is migrated to the second particular storage device, and the second particular storage devices identified as a member of the first particular set. The first particular storage device can be gracefully removed from the network, while only affecting the performance of the data access in the lower priority second particular set of storage devices.
Owner:DELL PROD LP

Routing method suitable for frequency spectrum-flexible optical network

A routing method suitable for a frequency spectrum-flexible optical network includes the steps of: a. performing initialization configuration on a network; b. waiting for a service request to start; c. analyzing the type of the received service request, if the service request is a connection establishing request, entering the Step d, and if the service request is a connection releasing request, entering the Step h; d. starting route selection; e. judging whether a routing result is successful, if yes, entering the Step f, otherwise, entering the Step g; f. allocating frequency spectrum resources; g. searching a service chain table, and defining a process event of a next connection request; and h. releasing resources, and returning to the Step b. According to the routing method, in the routing process, selection and reforming of the frequency spectrum resources are performed, and allocation of the frequency spectrum resources is performed at the same time. The method adopts a heuristic algorithm, and has better flexibility than a traditional ILP method, does not need a central computational node, does not need global information, can completely adopt a distributed method to process, and is suitable for application to a large-scale network.
Owner:LESHAN POWER SUPPLY COMPANY STATE GRID SICHUAN ELECTRIC POWER +1

Tunnel structure with foam concrete primary lining as damping layer

InactiveCN106988759AGood energy absorption and shock absorption performanceReduce energy transfer toUnderground chambersTunnel liningSocial benefitsFoam concrete
The invention discloses a tunnel structure with a foam concrete primary lining as a damping layer. The tunnel structure comprises the primary lining and a secondary lining layer. An anchor rod is disposed on the primary lining, and the primary lining is jetted by the foam concrete and obtained. The primary lining possesses the damping effect; the traditional primary lining and a damping layer are combined together, which can not only meet the requirements of initial support, but also achieve the functions of the damping layer. The foam concrete possesses good energy absorption and damping performance, thus the energy of seismic waves transmitted to the secondary lining layer and other structures can be effectively reduced; the damage of the seismic waves to the whole structure of the tunnel is reduced; the anti-seismic, anti-impacting , anti-cracking and durability performance of the primary lining are effectively improved; the ductility of the primary lining is improved and the brittleness of the primary lining is reduced; the response time of the tunnel to earthquake is extended; the re-distribution of the ground stress is effectively promoted and the seismic energy is absorbed, and the major earthquake force is resisted, thereby reducing the damage of the earthquake force to the tunnel structure; the construction process and project cost are effectively reduced, and the overall economic and social benefits are better.
Owner:CENTRAL SOUTH UNIVERSITY OF FORESTRY AND TECHNOLOGY

Scaffold arranged in electroplating bath and provided with hole on side edge

The invention discloses a scaffold which is arranged in an electroplating bath and provided with a hole on a side edge. The scaffold is arranged in the solution of the electroplating bath; coated metal connected with the anode of a power supply is arranged in the electroplating bath; the top of the scaffold is provided with a rack connected with the cathode of the power supply; the rack is provided with a plurality of collets for clamping a plated part; the clamped plated part is positioned below the rack; and the front and back ends of the rack are provided with elevating devices for controlling the rack to ascend and descend. The scaffold is characterized in that: the scaffold consists of a front fixing plate, a back fixing plate, a left anode baffle plate, a right anode baffle plate and a middle beam; the middle beam is arranged between the middle part of the front fixing plate and the middle part of the back fixing plate; and the upper parts of the left anode baffle plate and the right anode baffle plate are provided with through holes respectively. The problems of non-uniform thicknesses of clad layers at the bottom of the plated part and at other positions of the plated part and the ununiformity of the whole clad layers in the prior art are solved and the scaffold with the hole on the side edge which has a simple structure and can improve the uniformity of the clad layers is provided.
Owner:昆山元茂电子科技有限公司

Device and method for removing methanol from methyl tert-butyl ether cracking product

The invention discloses a device and a method for removing methanol from a methyl tert-butyl ether cracking product. The MTBE cracking product and absorption liquid undergo cross flow-counterflow contact in a multistage airflow shear cross-flow bed; under the shear action of high-speed rotating filler, cracked gas and the absorption liquid are dispersed, coalesced and redispersed for multiple times, so that multistage absorption is realized; cracking gas is introduced to a gas inlet in the side bottom of a multistage airflow shear cross flow bed; a gas outlet in the top of the multistage airflow shear cross flow bed is connected with a purified gas section; the absorption liquid is introduced to a liquid inlet in the side top of the multistage airflow shear cross flow bed; a liquid outletin the bottom of the multistage airflow shear cross flow bed is used for draining the absorption liquid; the liquid inlet is connected with a pump; the liquid outlet of the multistage airflow shear cross flow bed is connected with a liquid-rich tank; the multistage airflow shear cross flow bed comprises a liquid distributor, a liquid collecting and redistributing device, a rotor, a stator, a driving device and a casing. According to the equipment, the gas and the absorption liquid generally make counterflow contact, so that a gas-liquid mass transfer propulsion force is greater, the purification degree of the cracking gas is improved, and the concentration of methanol in the rich solution and the utilization rate of the absorption liquid are improved.
Owner:ZHONGBEI UNIV
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