搜索结果: 1-15 共查到“low-pressure”相关记录26条 . 查询时间(0.131 秒)
On-farm evaluation of low-pressure drip irrigation system for smallholders
low head system maintenance performance retrieving
2015/3/9
The aim of this paper was to evaluate the performance of a low-pressure drip system (LPS) for three years of service, to calculate the consumptive working time and costs of maintenance and laterals re...
Bench-Scale Assessment of Low Pressure Membrane Fouling: Characterization and Examination the Role of Organic Nitrogen Compounds
backwash constant flux fouling low pressure membrane NOM
2014/11/4
The primary goal of this research was to improve understanding of the fouling of low pressure hollow fiber membranes used in drinking water treatment. The major difference of this study compared to ot...
Low-pressure treatment to control food-infesting pests (Tribolium castaneum, Sitophilus granarius) using a vacuum packing machine
food protection ood safety red flour beetle granary weevil non chemical control temperature influence vacuum packing food
2014/2/24
Since recently, the food industry has been faced with serious problems regarding pest-infested food commodities and deregistration of many chemical biocides by the EU Biocide Directive. These conditio...
The criticism by W. E. Lamb, W. Schleich, M. Scully, C. Townes of a simplified quantum electrodynamics which represents the photon as a true particle is illustrated. Collisions being absent in low-pre...
Performance of Nanofiltration (NF) and Low Pressure Reverse Osmosis (LPRO) Membranes in the Removal of Fluorine and Salinity from Brackish Drinking Water
Desalination and Brackish Water Fluorine Nanofiltration Reverse Osmosis
2013/3/20
Certain areas in Senegal have a serious problem of high fluoride and salinity in underground water because of soil properties. This water currently used for drink has a bad taste on consumption and ca...
Enhanced runout and erosion by overland flow at low pressure and sub-freezing conditions: Experiments and application to Mars
Mars, Surface Geological processes Experimental techniques
2014/4/8
We present the results of laboratory experiments to study the sediment transport and erosional capacity of water at current martian temperature and pressure. We have performed laboratory simulation ex...
A Low Pressure Drop Preseparator for Elimination of Particles Larger than 450 nm
Cyclone Virtual impactor Diffusion charger Nanoparticle
2016/3/28
Measurement techniques which allow the detection of airborne nanoparticles are of great interest for e.g. exposure
monitoring and quality control during nanoparticle production. An increasing number ...
Simultaneous determination of chloride, bromide and iodide in foodstuffs by low pressure ion-exchange chromatography with visible light detection
LPIEC spectrophotometry halide
2014/2/25
An ion-exchange chromatography method with visible light detection was developed for the simultaneous determination of chloride, bromide, and iodide in foodstuffs. They were separated by means of low ...
Study on the Thickening and Rheological Properties of Crystalline Polyester Using in Low Pressure Sheet Molding Compounds
low pressure low pressure sheet molding compound (LPMC)
2011/8/4
Low pressure sheet molding compound (LPMC, 1.0 MPa–3.0 MPa, 95 ℃–103 ℃) is a new kind of thermosetting material with crystalline polyester as a physical thickenner. LPMC is different from conventional...
Glow discharge in low pressure plasma PVD: mathematical model and numerical simulations
Glow discharge low pressure plasma PVD mathematical model numerical simulations
2011/3/2
In this paper we analyze the problem of glow discharge in low pressure plasma in industrial plant, for chambers of different shapes and various working parameters, like pressure and electric potential...
Effects of Low Pressure Storage on Various Taste Components, Pectic Substances and Hardness of Ume Fruit
organic acids pectic substances hardness
2010/11/22
After treatment with about 200 ppm hypochlorite solution, ume fruit (Japanese apricot, Prunus mume Sieb. et Zucc.) was soaked in water, 5% NaCl or 10% NaCl with Ca lactate or ashed kelp as a hardener....
Collisional kinetics of non-uniform electric field, low-pressure, direct-current discharges in H$_{2}$
non-uniform electric field low-pressure direct-current discharges
2010/11/16
A model of the collisional kinetics of energetic hydrogen atoms, molecules, and ions in pure H$_2$ discharges is used to predict H$_\alpha$ emission profiles and spatial distributions of emission fro...
Technical Note: Measuring condensation sink and ion sink of atmospheric aerosols with the electrical low pressure impactor (ELPI)
condensation sink ion sink atmospheric aerosols ELPI
2010/2/21
We investigate the suitability of ELPI for condensation sink and ion sink measurements. The aim is to find the simple calibration factors by which the measured ELPI current can be converted to condens...
A quantitative evaluation of the role of the Argentinean Col and the Low Pressure Tongue East of the Andes for frontogenesis in the South American subtropics
Argentinean Col Low Pressure Tongue East South American subtropics
2010/1/28
Previous studies have found the South American subtropics to exhibit high climatological frontogenesis in equivalent potential temperature during the austral summer. An important contribution to this ...
Natural Circulation Characteristics at Low-Pressure Conditions through PANDA Experiments and ATHLET Simulations
Natural Circulation Low-Pressure PANDA Experiments
2009/9/3
Natural circulation characteristics at low pressure/low power have been studied by performing experimental investigations and numerical simulations. The PANDA large-scale facility was used to provide ...