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162results about How to "Avoid reduction" patented technology

Automatic molding system for biomass flat-die particle

InactiveCN102517112AIn line with the actual operating mechanismReduce wearBiofuelsSolid fuelsAutomatic controlProcess engineering
The invention discloses an automatic molding system for a biomass flat-die particle, which comprises a drying part, a crushing part, a material conveying part, a molding part and a cooling and drying separating part, wherein the discharge hole of the drying part is connected with the feeding hole of the crushing part; the discharge hole of the crushing part is connected with the feeding hole of the molding part through the material conveying part; and the discharge hole of the molding part is connected with the feeding hole of the cooling and drying separating part. The automatic molding system for the biomass flat-die particle includes a set of intelligent and automatic large-scale energy treatment process routes integrating straw drying, straw crushing and straw cold-state compact molding. According to the automatic molding system for the biomass flat-die particle, the automatic operation of all links of biomass molding is realized by adopting an integral automatic control system, thereby, manual operations are reduced, and the automatic operation of the system under optimized working conditions is ensured; energy consumption and labor cost are low; and a heat source is provided by adopting the fluidized-bed combustion technology in the biomass drying process without consuming traditional energy sources, and the heat utilization efficiency of equipment can reach over 60 percent.
Owner:ENERGY RES INST CO LTD HENAN ACADEMY OF SCI

Interference management method and device in heterogenous network

The invention discloses an interference management method and a device in a heterogenous network. The method comprises the steps of determining respectively reference signal received quality (RSRQ) of base stations and RSRQ of low-power nodes, comparing the ratio between the RSRQ of the base stations and the RSRQ of the low-power nodes with a set threshold value, and performing an interference management on user equipment (UE) in accordance with a comparison result. The method and the device can reduce remarkably interference among cells through resource allocation, power control and configuration of control channels on the premise that communication quality of the base stations and the low-power nodes is guaranteed, guarantee the support for downward compatible / non-downward compatible UE by setting all resource element (RE) control channel information on a main carrier / auxiliary carrier, implement a novel UE cell selection and switch strategy through RSRQ reference values of the base stations and the low-power nodes so as to prevent low-power node auxiliary (or service) UE from being reduced remarkably, and, through a RSRQ weighting mode, solve the problem of interference among the cells caused by the fact that resource elements of control channels cannot perform effective power control when spreading all over system bandwidths.
Owner:ZTE CORP

Modified spinel lithium manganate for secondary lithium ion battery and preparation method thereof

The invention is modification of spinel lithium manganate for secondary lithium ion batteries and its preparation method, and is characterized in that the spinel lithium manganate is orderly coated with a silica film and an outer carbon film, which forms a composite material with a spinel lithium manganate-silica-carbon three-layer core-shell structure. The coating is performed by a sol-gel method and a solid phase coating method respectively. The composite material with the three-layer core-shell structure has excellent rate capability, and has a 5C / 0.2C discharge capacity ratio of up to 86%. The normal-temperature and high-temperature cycle performance are greatly improved; the capacity retention rate for 100 cycles of normal-temperature 1C is up to 98%; the capacity retention rate for 100 cycles of 55 DEG C 1C is up to 94%, such as a modified spinel lithium manganate material coated with Li1.04Al0.05Mn1.95O4 body-5 wt% silica coating-5 wt% carbon coating. The problems of unstable cycle performance and poor rate capability of the spinel lithium manganate for secondary lithium ion batteries are effectively solved. The preparation method of the invention is simple and practical, low in cost, and is applicable to large-scale production.
Owner:WUXI LITAI ENERGY TECH

Lithium manganate positive electrode material for lithium ion batteries and preparation method of lithium manganate positive electrode material

InactiveCN108899524AOvercome the disadvantages of reversible specific capacityImprove structural stabilityCell electrodesSecondary cellsOxygen vacancyManganate
The invention in particular relates to a lithium manganate positive electrode material for lithium ion batteries and a preparation method of the lithium manganate positive electrode material. Spinel type lithium manganate is modified by adopting a collaborative optimization scheme of high-valence doping and two-phase co-coating, the defect that reversible capacity of the material is often sacrificed during the conventional low-valence doping and surface coating is overcome, the structural stability of the material is obviously improved, and the diffusion rate of lithium ions of the material and the electronic conductivity are simultaneously improved. LiMn2-xMxO4 serves as the core, reduction of Mn<3+> during the conventional high-valence doping modification is avoided, oxygen vacancy is inhibited, and the diffusion rate of the lithium ions is improved to a certain degree; and due to collaborative optimization modification of the two-phase shell layer and high-valence doping, the service life of the material can be greatly prolonged by utilizing the synergistic effect of the two. Results of the embodiment show that the core-shell positive electrode material for the lithium ion battery provided by the invention has the capacity retention ratio of 95.8% after cycling for 100 times under the condition of 55 DEG C.
Owner:HENAN INST OF SCI & TECH

Slider penetrating device for zipper

The invention discloses a slider penetrating device for a zipper. According to the technical scheme, the slider penetrating device comprises a rack, feeding mechanisms, a slider penetrating mechanism,a cut-off mechanism and a chain dragging mechanical hand, wherein the feeding mechanisms comprise a chain belt feeding mechanism and a slider feeding mechanism, the slider feeding mechanism comprisesa vibrating plate and a feeding track, the rack is further provided with a single part pushing assembly, a horizontal conveying mechanism is arranged at the tail end of the lower end of the feeding track, the horizontal conveying mechanism comprises a horizontal sliding base, a material receiving plate and a horizontal drive mechanism, the horizontal sliding base is provided with a fixed block and a movable block, the fixed block, the movable block and the material receiving plate form a material receiving cavity for accommodating the slider, the material receiving cavity is arranged just opposite to a discharge hole of the feeding track, the slider is pushed into the material receiving cavity of the horizontal sliding base through the single part pushing assembly, the horizontal siding base is pushed towards the slider penetrating mechanism through the horizontal drive mechanism, thus the stability of the process of conveying the slider to the slider penetrating mechanism is increased, the conditions of blockage and material leak possibly caused by loading of the slider are reduced, and the use reliability of the device is improved.
Owner:广州市振宇拉链机械有限公司

Inter-cell coordination method and inter-cell coordination device

The invention discloses an inter-cell coordination method and an inter-cell coordination device, which are used for solving a problem of a relatively low throughput of cells caused by a decrease of PRB (Physical Random Block) in the prior art. The method comprises the following steps of: receiving position information of the PRB of a first UE in a first cell, wherein the first UE meets that the measured difference value between the RSRP (Reference Signal Received Power) of the first cell and the NRSRP (Neighbor Reference Signal Received Power) of a second cell is not more than a preset threshold value; judging whether the service load capacity of the second cell is greater than a preset load threshold value; when the judging result is that the service load capacity of the second cell is greater than the load threshold value, indicating the second cell to adopt a CB (Coordinated Beam forming) transmission mode on the PRB indicated by the position information of the PRB of the first UE; and when the judging result is that the service load capacity of the second cell is not greater than the load threshold value, indicating the second cell to adopt a CS (Coordinated Scheduling) transmission mode on the PRB indicated by the position information of the PRB of the first UE.
Owner:CHINA MOBILE COMM GRP CO LTD
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