搜索结果: 1-15 共查到“工学 pulsed”相关记录37条 . 查询时间(0.041 秒)
A NEW APPROACH FOR ACCURACY IMPROVEMENT OF PULSED LIDAR REMOTE SENSING DATA
Time interval measurement Pulsed lidar Data quality Capacitor charge Voltage curve Remote sensing
2018/5/17
In remote sensing applications, the accuracy of time interval measurement is one of the most important parameters that affect the quality of pulsed lidar data. The traditional time interval measuremen...
2017 IEEE第21届国际脉冲电源大会（2017 IEEE 21st International Conference on Pulsed Power）
2017 IEEE 第21届 国际脉冲电源 大会
2017/5/24
For its 21st conference, Pulsed Power is being held for the first time in the United Kingdom. The Pulsed Power Conference is a forum for the discussion of all aspects of the science, technology and ap...
ON-LINE WAVELENGTH CALIBRATION OF PULSED LASER FOR CO2 DIFFERENTIAL ABSORPTION LIDAR
On-line wavelength calibration Pulsed laser Multi-wavelength scanning Energy matching
2016/7/4
Differential absorption lidar (DIAL) remote sensing is a promising technology for atmospheric CO2 detection. However, stringent wavelength accuracy and stability are required in DIAL system. Accurate ...
Effects of shading and growth phase on the microbial inactivation by pulsed light
UV-C light non-thermal methods shading effect decontamination inactivation
2014/2/24
Pulsed light is an emerging technology that kills microorganisms using pulses of an intense broad-spectrum light. This work aimed to determine the effect of population density and microbial growth pha...
Pulsed Light and Pulsed Electric Field-emerging Non Thermal Decontamination of Meat
Pulsed Light Pulsed Electric Field-emerging
2016/6/1
Growing awareness and preference of the consumers towards the minimum processed meat with natural sensory and nutritive characteristics leads to the introduction of non thermal techniques for the deco...
Pulsed Fiber-MOPA source operating at 1550 nm with pulse distortion pre-compensation
Pulsed Fiber-MOPA source operating pulse distortio pre-compensation
2015/5/20
In this paper we present a diode-seeded pulsed Fiber-MOPA source operating in the telecommunication band with pulse distortion pre-compensation using arbitrary shaped input pulses. 100 ns long flat-to...
超磁致伸缩致动器式脉冲喷射开关阀性能研究（Performance of Pulsed Jet On-off Valve Based on Giant Magnetostrictive Actuator）
超磁致伸缩致动器 脉冲喷射开关阀 性能分析
2010/12/29
鉴于超磁致伸缩致动器(GMA)的脉冲喷射开关阀性能受致动器结构参数的影响，建立了基于GMA的脉冲喷射开关阀流量与驱动电流之间的物理模型，并采用Matlab进行系统仿真。对比分析了开关阀中不同驱动线圈匝数、涡流时间常数、等效质量对开关阀频响伯德图和时域阶跃响应的影响，从而得到不同参数引起的开关阀工作带宽、响应时间等性能的变化规律，试验表明致动器结构引起的涡流时间常数是影响开关阀工作性能的主要因素，通...
高电压脉冲电场下的牛骨胶原蛋白酶法提取（Enzymic Method Extraction of Collagen from Bovine Bone by High Intensity Pulsed Electric Fields）
牛骨 胶原蛋白 高电压脉冲电场
2010/12/29
将高电压脉冲电场（PEF）技术用于牛骨胶原蛋白的提取，通过单因素试验和Box-Behnken中心设计法得出提取牛骨胶原蛋白的最佳工艺参数为：底物质量浓度1.0g/(100mL)、胃蛋白酶添加量3%、pH值2.5、场强21.98kV/cm、脉冲数7，在此条件下，可溶性蛋白质量浓度高达16.21mg/mL，通过紫外光谱鉴定了所提取的样品为纯胶原蛋白而不含其他杂蛋白。
Numerical study on thermal stress cutting of silicon wafer using two-point pulsed laser
brittle materials thermal stress laser cutting
2011/5/5
Laser cutting using the controlled fracture technique has great potential to be used for the separation
of brittle materials. In this technique, thermal stress is used to induce the crack and the mat...
Self- sustained Oscillation Pulsed Air Blowing System for Energy Saving
energy saving pulse blowing self-sustained oscillation pneumatic power
2011/8/3
Currently, many studies have been made for years on dimensions of pneumatic nozzle, which influence the flow characteristic of blowing system. For the purpose of outputting the same blowing force, the...
Detecting of defects in polymeric materials using pulsed infrared thermography
Non-destructive testing (NDT) Thermography Defect
2009/12/2
Purpose: The aim of this paper was to determine the possibility of the use of non-destructive thermographic
testing to detect defects in polymeric materials and steel in compare purpose. To use the t...
Comparison of Continuous and Pulsed Pump-and-Treat for Mass Transfer-Limited Aquifers
Pulsed pump-and-treat Genetic algorithms Optimization Aquifer remediation Mass transferlimitation.
2009/10/10
Two different optimal design models are used to compare pulsed and continuous pumping remediation schemes for mass transfer-limited aquifers. All optimal design models couple a genetic algorithm with ...
Nanosecond zero-order pulsed Bessel beam generated from unstable resonator based on an axicon
Unstable resonator Axicon Zero-order Bessel–Gauss beams
2013/7/2
We present what we believe the first experimental observation of a nanosecond zero order pulsed Bessel beam generated from an unstable resonator based on an axicon. The field distribution at the outpu...
ZnO films grown by pulsed-laser deposition on soda lime glass substrates for the ultraviolet inactivation of Staphylococcus epidermidis biofilms
pulsed laser deposition zinc oxide ZnO
2010/1/19
We found that a ZnO film of 2 μm thickness which was laser-deposited at room temperature onto a plain soda lime glass substrate, exhibits notable antibacterial activity against a biofilm of Staphyloco...
HEAT TRANSFER UNDER A PULSED SLOT TURBULENT IMPINGING JET AT LARGE TEMPERATURE DIFFERENCES
pulsed impinging jet sinusoidal pulsation heat transfer nusselt number
2010/10/11
Pulsed impinging jets have received increasing interest for their potential in heat and mass transfer enhancement. However, published results on effects of pulsations under different flow and geometri...