نتایج جستجو برای: field water tube

تعداد نتایج: 1381435  

2017
Pravin P. Patil Ashwani Kumar Priyam Roy

This research article highlights Omega type Coriolis Mass Flow Sensor (CMFS) used for measuring direct mass flow. CMFS works on the principle of Coriolis effect. In this research article omegatype, CMFS has been investigated for evaluatingresonant frequency. Modelling of CMFS can be split into two domainsstructural and fluid. The omega shaped tube, forming the structural part and the fluid flow...

Journal: :Chemical Engineering Journal 2022

The creation of drag-reducing surfaces in deformed tubes is vital importance to thermal management, energy, and environmental applications. However, it remains a great challenge tailor the surface structure wettability inside slim complicated feature. Here, we describe an electrochemical anodization strategy achieve uniform superhydrophobic coating TiO2 nanotube arrays throughout inner deformed...

Journal: :Nanoscale 2016
Qi-Lin Zhang Rong-Yao Yang Wei-Zhou Jiang Zi-Qian Huang

Using molecular dynamics simulations, we investigate systematically the water permeation properties across single-walled carbon nanotubes (SWCNT) in the presence of the terahertz electric field (TEF). With the TEF normal to the nanotube, the fracture of the hydrogen bonds results in the giant peak of net fluxes across the SWCNT with a three-fold enhancement centered around 14 THz. The phenomeno...

2012
SIGI THOMAS

Conventional water treatment plant generates two types of process wastes, filter back wash water and sludge. Characteristic studies of these wastes reveals that it contains high solids content, metals and bacteriological concentration, which are generally more than permissible disposable standards. Direct disposal of these wastes in to natural stream pollutes the receiving streams, affects huma...

2014
Zhida Xu Logan Liu

Anomalous surface enhanced Raman scattering (SERS) peaks are identified for liquid sample stored in polypropylene centrifuge tubes (PP tube) for months. We observed the unexpected Raman peaks during experiments for Thiamine Hydrochloride aqueous solution stored in PP tube for two months. In order to identify the contaminants we have performed SERS experiments for de-ionized water (DI water) sto...

Journal: :Journal of voice : official journal of the Voice Foundation 2016
Pedro Amarante Andrade Greta Wistbacka Hans Larsson Maria Södersten Britta Hammarberg Susanna Simberg Jan G Švec Svante Granqvist

This experimental study investigated the back pressure (P(back)) versus flow (U) relationship for 10 different tubes commonly used for semi-occluded vocal tract exercises, that is, eight straws of different lengths and diameters, a resonance tube, and a silicone tube similar to a Lax Vox tube. All tubes were assessed with the free end in air. The resonance tube and silicone tube were further as...

Journal: :Analytical sciences : the international journal of the Japan Society for Analytical Chemistry 2010
Seiji Ishimoto Naoya Jinno Masahiko Hashimoto Kazuhiko Tsukagoshi

Capillary chromatography for the separation of optical isomers was developed using an untreated poly(tetrafluoroethylene) capillary tube and a water-hydrophilic/hydrophobic organic solvent mixture as a carrier solution. The open tubular capillary was 110 cm in length (90 cm effective length) and 100 microm in inner diameter. The carrier solution was prepared with a water-acetonitrile-ethyl acet...

2010
J. F. Dechent L. Buljubasich L. M. Scheiber H. W. Spiess

Figure 1: Left: three dimensional scheme of the phantom used for MRI experiments. Center tube is filled with PHIP substance (orange), outer tube contains water (blue). Right: the FIDs originating from the whole phantom. The blue signal stems from thermally polarized water and thermally polarized PHIP substanc. The red signal is generated by thermally polarized water and hyperpolarized PHIP subs...

Journal: :Ultrasonics sonochemistry 2012
Matthias Jüschke Christian Koch

In this paper, four sensor types are presented for quantitative measurements in an ultrasonic cleaning vessel: (1) a hydrophone to measure spectral components of the sound field; (2) an aluminium foil technique as a model process for erosion; (3) a test tube filled with a solution of luminol to measure the emission of light; and (4) a test tube filled with potassium iodide solution to measure t...

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