9results about How to "Extended transfer time" patented technology

The invention relates to an IP and IPFC bridging device based on an FPGA, belongs to the technical field of Ethernet network and FC-AE network communication, and solves the problem of complexity of Ethernet network and FC-AE network communication equipment in the prior art. The bridging device comprises an IP data transmission module used for analyzing an IP data frame sent by an Ethernet network, transmitting the IP data frame to a conversion control module, and transmitting the IP data frame converted by the conversion control module to the Ethernet network; the IPFC data transmission module verifies the FC data frames sent by the conversion control module, transmits the FC data frames without errors to the FC-AE network, and transmits the FC data frames sent by the FC-AE network to the conversion control module; the conversion control module converts effective data sent by the IP data transmission module into FC data frames, sends the FC data frames to the IPFC data transmission module, converts the FC data frames sent by the IPFC data transmission module into IP data frames, and sends the IP data frames to the IP data transmission module. Communication between the Ethernet network and the FC-AE network is realized, and the device is simple.

The invention relates to a perovskite solar cell. The perovskite solar cell comprises a perovskite light absorption layer and a light-emitting passivation layer arranged on the surface of the perovskite light absorption layer, and the light-emitting passivation layer has a zero-dimensional perovskite structure. The light-emitting passivation layer with the zero-dimensional perovskite structure has excellent environmental stability and is beneficial to protecting the perovskite light absorption layer, so that the environmental stability of the solar cell is improved, the high photoluminescence quantum yield of the light-emitting passivation layer is beneficial to reducing non-radiative recombination of current carriers, the efficiency of the solar cell is improved, and the service life of the solar cell is prolonged. Moreover, the introduction of the light-emitting passivation layer can prolong the service life of carriers of the solar cell, prolongs the transmission time of the carriers, and improves the photoelectric conversion efficiency of the solar cell.

The utility model discloses a cooling device for acrylic emulsion polymerization reaction, which comprises a storage tank, the top of the storage tank is communicated with a first electromagnetic three-way valve, one side of the first electromagnetic three-way valve is communicated with a feeding pipe, the bottom of the storage tank is communicated with a second electromagnetic three-way valve, and the other side of the first electromagnetic three-way valve is communicated with a discharging pipe. One side of the second electromagnetic three-way valve communicates with a material guide pipe, a circulating pump is arranged at the end, close to the second electromagnetic three-way valve, of the material guide pipe, a cooling tank is arranged on one side of the material storage tank, the material guide pipe penetrates through the cooling tank, and a spiral cooling pipe is arranged at the position, located in the cooling tank, of the material guide pipe. The utility model relates to the technical field of acrylic emulsion production equipment, and solves the problems that in the prior art, the acrylic emulsion is cooled through a water cooling jacket on the outer side of a reaction kettle, the cooling speed is too slow, the temperature control effect is poorer, and the production efficiency of the acrylic emulsion is influenced.

An optical element and imaging intervention device for light field modulation are disclosed. The optical element includes a lens substrate having a radial direction and a thickness direction perpendicular to the radial direction. A central visual region and a slow-light modulation region are formed on the lens substrate. The central visual region is formed in the middle of the lens substrate, and the slow-light modulation region is arranged around the central visual region. The slow-light modulation region includes multiple photonic crystals arranged in an array on the lens substrate to reduce the group velocity of light passing through the slow-light modulation region. This optical element can effectively control myopia.

The invention discloses integrated stamping equipment for automobile part machining, and relates to the technical field of integrated stamping equipment.The integrated stamping equipment comprises a stamping mechanism, the stamping mechanism comprises a supporting seat, a lower die and an upper die, a first limiting mechanism is arranged at the lower end of the supporting seat, and a second limiting mechanism is arranged in the lower die; a feeding mechanism is arranged on one side of the supporting base, a conveying mechanism is arranged on one side of the feeding mechanism, and a discharging mechanism is arranged on the other side of the supporting base. According to the integrated stamping equipment, different procedures can be integrated on one equipment, so that integrated stamping of automobile parts can be completed, the transfer time of the automobile parts among all the equipment is prevented from being increased, a large amount of time can be shortened, and the overall production efficiency is improved; and moreover, the situation that the production speed of a certain link cannot follow other links is prevented, and the production efficiency is prevented from being further influenced.

The present invention belongs to the field of material transmission technology, and solves the technical problem that the transmission device in the existing printing device has a large volume; it provides a cache transmission device and a printing device, wherein the device includes: a first transmission mechanism for transmitting materials; a cache mechanism for receiving materials output by the first transmission mechanism and caching the materials; a second transmission mechanism for discharging materials from the cache mechanism in a preset order. In the cache transmission device and the printing device of the present invention, the transmission device is provided with a cache mechanism to cache materials, which increases the material transmission time under the same length of the transmission device, thereby relatively reducing the volume of the cache transmission device, thereby reducing the floor space of the cache transmission device, and improving the space utilization of the cache transmission device; the printing device adopts the above-mentioned cache transmission device, so the printing device at least has all the advantages of the cache transmission device.

The invention provides a data transmission method and device between databases, equipment and a storage medium. The method comprises the following steps: uploading to-be-transmitted data in a first database to a local server; generating a first temporary table and a first formal table in a second database; storing the to-be-transmitted data in the local server to a first temporary table; naming the first temporary table as a second formal table; and naming the first formal table as a second temporary table, wherein the second temporary table is used for storing to-be-transmitted data transmitted by the local server next time. The data transmission efficiency between databases can be improved.

The utility model belongs to the technical field of energy-saving and environment-friendly equipment, and particularly relates to a secondary steam recovery energy-saving and environment-friendly device which comprises a heat preservation box, the bottom of one side of the heat preservation box is communicated with a steam inlet pipe, and the inner side of the heat preservation box is fixedly connected with a first transverse guide plate and a second transverse guide plate which are distributed at intervals. And a first transverse flow guide notch is formed in one side of the first transverse flow guide plate. The first transverse flow guide plate and the second transverse flow guide plate are fixedly distributed in the heat preservation box at intervals, the first vertical flow guide plate and the second vertical flow guide plate are arranged between the first transverse flow guide plate and the second transverse flow guide plate at intervals, a flow guide area is formed between the transverse flow guide plate and the vertical flow guide plate, and water flows from top to bottom; and the steam is in direct contact with water and is directly heated, so that the conditions of incomplete heat absorption and waste are avoided, and the problem of low heat recovery efficiency of the device at the present stage is solved.

The utility model discloses vehicle body electrophoresis hoisting equipment which comprises a vehicle body lifting and placing frame and an insulation hoisting structure connected with the vehicle body lifting and placing frame, and the vehicle body lifting and placing frame is lowered to an electrophoresis pool or lifted out of the electrophoresis pool by lifting and placing the insulation hoisting structure. The insulation hoisting structure comprises an upper lifting and placing assembly connected with lifting and placing equipment, a lower lifting and placing assembly connected with the vehicle body lifting and placing frame and an extension piece connected with the upper lifting and placing assembly and the lower lifting and placing assembly, the upper lifting and placing assembly is provided with a first insulation part, and the lower lifting and placing assembly is provided with a second insulation part. As the extension piece is arranged between the upper lifting and placing assembly and the lower lifting and placing assembly, when the phenomenon that the second insulation part cannot intercept all charges and enables part of the charges to move from the lower lifting and placing assembly to the upper lifting and placing assembly occurs, the charges can be fully dissipated to the outside air in the movement process in the extension piece; and the quantity of electric charges transferred to the lifting and placing assembly is greatly reduced.