搜索结果: 1-15 共查到“工学 take-up disc”相关记录16条 . 查询时间(0.174 秒)
High density holographic versatile disc (HVD) system using collinear technologies
optical data storage system optical memory volumetric recording holography
2016/11/22
Collinear Holography was proposed by OPTWARE Corporation, in which the information and reference beams were aligned co-axially and modulated by the same SLM. With this unique configuration the optical...
Blu-ray disc can be used to improve solar cell performance（图）
Blu-ray disc solar cell performance
2014/12/1
An interdisciplinary team from the McCormick School of Engineering and Applied Science discovered that using the data storage pattern from a Blu-ray disc improves solar cell performance and that video...
4 000 m DISC深冰芯钻机概述
DISC 4 000 m深冰芯钻机 122 mm冰芯 钻机系统
2014/3/7
深冰芯钻探(Deep Ice Sheet Coring, DISC)钻机是美国冰芯钻探服务中心(ICDS)开发研制的一款机电钻机, 设计取芯直径122 mm, 钻取深度4 000 m.该系统由两部分组成,包括机械钻进系统和地面支撑系统. 其中, 机械钻进系统由钻机、 电缆、 钻塔和绞车四部分组成, 钻机是该系统的钻探部分, 由6个不同部件(刀盘、 芯管、 筛管、 电机/水泵、 钻机控制板和顶端)组...
Compact, Low Power and Low Threshold Electrically Pumped Micro Disc Lasers for 20Gb/s Non Return to Zero All Optical Wavelength Conversion
Wavelength conversion devices All-optical devices
2015/6/8
Using a 7.5μm wide InP Micro-Disc-Laser, with a very low ~100μA threshold current, heterogeneously integrated on top of Silicon on Insulator substrate, all optical NRZ wavelength conversion at speeds ...
Investigation of the coatings applied onto brake discs on disc-brake pad pair
coating improving disc performance Disc Thickness Variation (DTV)
2009/10/23
While braking, according to the severity of it, thermal, metallurgical, constructive and tribological occurrences emerge on the brake disc-pad interface. In this study, NiCr was sprayed as bonding lay...
盘式吸渗仪吸渗率计算方法比较（Comparison among Permeability Methods of Disc Infiltrometer）
吸渗率 盘式吸渗仪 计算方法
2009/9/25
选用盘径为5cm和15cm的盘式吸渗仪，对杨凌塿土（粘土）和神木砂黄土（砂壤土）两种质地的土壤在0、－3、－6、－9、－12cm 水头5种负压下进行了室内吸渗实验，分析了不同盘径和负压对累积吸渗量的影响；并选用4种吸渗率公式对这两种质地土壤吸渗率进行了计算，以Vandervaere法为参考方法对该4种方法的适用性进行了分析。结果表明，在相同的时间内，两种土壤5 cm盘径下的累积吸渗量均大于15 c...
Reaction Soldering with Copper on an early Medieval Disc Brooch from Germany
Reaction Soldering Copper Germany
2009/7/29
Reaction Soldering with Copper on an early Medieval Disc Brooch from Germany.
Improvement of Wavelength Switch Performance Consisting of a SSG- DBR-LD and a SOA-DISC with BPF Detuning
Wavelength Switch Performance SSG- DBR-LD SOA-DISC BPF Detuning
2015/7/17
We demonstrate dynamic wavelength switch operation using a SSG-DBR-LD and a SOA-DISC-type wavelength converter. Error free performance was achieved with precise adjustment of signal wavelength to peri...
High Speed Wavelength Conversion in a Heterogeneously Integrated Disc Laser Over Silicon On Insulator for Network on a Chip Applications
High Speed Wavelength Conversion Heterogeneously Integrated Disc Laser Over Silicon Insulator for Network Chip Applications
2015/7/15
We present the first BER results for wavelength conversion at 2.5Gb/s for an InP membrane Micro-Disc-Laser bonded on SOI substrate. Measured BER supports error-free operation when FEC is used. Operati...
Evaluation of the Length Distribution of Needle Thread within the Take-up Disc Zone of a Lockstitch Machine
lockstitch machine take-up disc working zone algorithms
2009/6/15
Evaluation of the length distribution of needle thread during stitch formation is necessary to determine the dynamic characteristics of a sewing machine, and the thread needed in this process. In this...
L-Lactic acid fermentation in a rotating-disc contactor with simultaneous product separation by ion-exchange
L-Lactic acid rotating-disk contactor D354 resin
2009/4/28
L-Lactic acid fermentation in a rotating-disc contactor with simultaneous product
separation by ion-exchange.
Influence of specific pressure on cutting power and wood removal by disc sander
sand disc specific pressure wood removal cutting power grit size grain direction
2009/2/25
This paper presents the testing results of experimental measurements of cutting power during sanding of natural and modified beech wood depending on the value of specific pressure of 0.66; 0.84; 1.0...
Possibilities for modelling control conditions of the thread by disc take-up in the lockstitch formation zone
lockstitch lockstitch machine formation zone (STS) thread demand in STS
2009/2/11
We present a course of needle take-up demand in the zone of lockstitch formation by the needle and the bobbin hook, as well as a course of thread control by the take-up for selected machines with diff...
Structural dynamic modification of circular disc using pre-stressed fields
vibration circular disc in-plane stress natural frequency finite element method
2014/2/28
Dynamical properties of circular discs are investigated in this paper. One of the techniques of the disc modifications to achieve the required dynamic properties is to initiate pre-stress in disc plan...
Technical analysis of a back supply of heated rendering-plant fat the disc drier
Act on Integrated Prevention best available techniques (BAT) veterinary decontamination institutes (VAú) meat and bone paste meat and bone meal (MKM) rendering-plant fat continuous disc drier
2014/2/28
The fulfilment of the subject of the Act No. 76/2002 Dig. on integrated prevention reduces energy consumption and increases hygienic safety of a thermal treatment of animal tissues at veterinary decon...