نتایج جستجو برای: eval vi pyrolysis

تعداد نتایج: 55702  

Journal: :Frontiers in Earth Science 2021

Lithofacies are the fundamental geological units for shale oil and gas exploration development, soluble organic matter (SOM) is most similar to crude in composition. Both aspects attract our attention interpretation of SOM different lithofacies, which can provide direct evidence predict “sweet spots”. Here, twenty-five samples were collected from Eocene Shahejie Formation Dongying Sag subjected...

Journal: :ماشین های کشاورزی 0
محمدعلی ابراهیمی نیک آوا حیدری حبیب اله یونسی

fast pyrolysis is an attractive technology for biomass conversion, from which bio-oil is the preferred product with a great potential for use in industry and transport. corn wastes (cob and stover) and eucalyptus wood are widely being produced throughout the world. in this study, fast pyrolysis of these two materials were examined under the temperature of 500 °c; career gas flow rate of 660 l h...

Journal: :IEEE/ACM transactions on audio, speech, and language processing 2022

Most pooling methods in state-of-the-art speaker embedding networks are implemented the temporal domain. However, due to high non-stationarity feature maps produced from last frame-level layer, it is not advantageous use global statistics (e.g., means and standard deviations) of as aggregated embeddings. This motivates us explore stationary spectral representations perform aggregation In this p...

Journal: :Journal of clinical pathology 1992
P R Sisson R Freeman J G Magee N F Lightfoot

Thirty four cultures of slow growing, Tween-80 negative mycobacteria were analysed by pyrolysis mass spectrometry. The results showed that pyrolysis mass spectrometry could positively distinguish strains of Mycobacterium xenopi from those of the Mycobacterium avium-intracellulare (MAI) complex. Pyrolysis mass spectrometry may be a useful technique for the rapid characterisation of non-tuberculo...

Journal: :Open Journal of geology 2021

The present study focuses on source rock evaluation of the Sargelu Formation by using core chips rocks collected from well Atrush-2, Duhok, Kurdistan Region-Iraq. Rock-Eval pyrolysis and vitrinite reflectance were executed. Subsequently, selected parameters used for 1-D Basin Modelling calibration. upper part formation mainly comprises argillaceous limestone with low content organic matter (0.6...

Journal: :Bioresource technology 2011
E M Hodgson D J Nowakowski I Shield A Riche A V Bridgwater J C Clifton-Brown I S Donnison

Different species and genotypes of Miscanthus were analysed to determine the influence of genotypic variation and harvest time on cell wall composition and the products which may be refined via pyrolysis. Wet chemical, thermo-gravimetric (TGA) and pyrolysis-gas chromatography-mass spectrometry (Py-GC-MS) methods were used to identify the main pyrolysis products and determine the extent to which...

2017
Shota Nakajima Jo Shiomi Minoru Noda

Sensitivity of piezoelectric-diaphragm type ultrasonic microsensors were investigated with sol-gel derived lead-zirconate-titanate (PZT) films prepared through various pyrolysis temperatures. The residual stress of the PZT film should be precisely controlled because the sensor diaphragms show static deflection by buckling and highly sensitive sensors have been realized on upward-buckled diaphra...

2016
Yun Gao Yi Yang Zhanbin Qin Yi Sun

Coconut is a high-quality agricultural product of the Asia-Pacific region. In this paper, coconut shell which mainly composed of cellulose, hemicellulose, lignin was used as a raw material for coconut shell oil from coconut shell pyrolysis. The influence of the pyrolysis temperature, heating rate and particle size on coconut oil yield was investigated, and the effect of heating rate on coconut ...

2014
Lars Hellström

This paper describes (and constitutes the source for!) the proposed list4 OpenMath content dictionary. The main feature in this content dictionary is the eval symbol, which treats a list of values as the list of children of an application element. This may, among other things, be employed to state properties of variadic functions. 1 Background and motivation OpenMath is a formal language for (p...

2015
Soroush Aramideh Jonathan Regele

Seeking a clean alternative energy resource is inevitable because of the limited fossil fuel energy resources and greenhouse gas emissions issue. Recently, advances in chemical and fuel processing technologies allow us to convert biomass to energy products with high energy density and value. Fast pyrolysis process is among the promising technologies for converting biomass to bio-oil and combust...

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