نتایج جستجو برای: column length

تعداد نتایج: 377831  

2017
Muhammad N. S Hadi

The aim of this paper is to present results of testing a full scale reinforced concrete T connection by static loading. The connection is a T connection representing a beam-column connection. The beam and column had a square cross section with a 300 mm dimension. The height of the column was 2.9 m and the clear beam length was 1.4 m. The connection was initially tested to failure. Galvanised st...

2014
Ben Strasser Daniel Harabor Adi Botea

We introduce a novel preprocessing-based algorithm to solve the problem of determining the first arc of a shortest path in sparse graphs. Our algorithm achieves query running times on the 100 nanosecond scale, being significantly faster than state-of-the-art first-move oracles from the literature. Space consumption is competitive, due to a compression approach that rearranges rows and columns i...

Journal: :Applied sciences 2022

The paper discusses the structural behaviour of concrete-filled steel tube columns (CFT) when applied to top-down construction method as temporary internal supports for ceilings. Their ultimate capacity take into account actual boundary conditions column is essential successful application in construction. presents full-scale situ testing four slender specimens with variable D/t ratios under co...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه فردوسی مشهد - دانشکده مهندسی شیمی 1391

همواره کاهش مصزف انرژی در برج های تقطیر، یکی از مشکلات صنایع شیمیایی بوده است. اگرچه روش های متعددی جهت انتگراسیون انرژی برج های تقطیر پیشنهاد گردیده اند ولی اکثرا به علت مشکلات طراحی و کنترلی استفاده نمی شوند. در این پروژه، دو آرایش برج تقطیر با انتگراسیون انرژی شامل برج تقطیر با تراکم مجدد بخار(vapor recompression column)یا vrcو برج تقطیر با تبخیر ناگهانی در جوش آور(reboiler flashing column)ی...

2016
J. E. Moffatt

I was called one day to see a Sergeant of the 2nd Queen's Eoyals, who had cut his throat with a razor. As we were in i camp, and hia tent within a few paces of mine, little time elapsed before I had secured three small arteries (superior Thyroid) and some veins. I then had time to survey the extent of the damage. There was a clear cut through the thyro-hyoid space, five inches in length, and ex...

2011
Herbert Kopfer Xin Wang H. Kopfer

Collaborative transportation planning (CTP) within a coalition of small and mid-sized freight carriers can be used as a powerful instrument to improve the operational efficiency of the coalition members. In such coalitions, transportation requests acquired from different freight carriers are exchanged among coalition members in order to reduce the total fulfillment costs. We consider the CTP fo...

Journal: :iranian journal of chemistry and chemical engineering (ijcce) 2012
seied hossein ghiassi ali akbar safekordi fatemeh babazadeh shareh

the purpose of the present paper is to develop light beam method to measurement of interfacial area in a rectangular gas-liquid bubble column. total interfacial area can be determined in bubble column filled by transparent liquid by light transmission method. according to pervious researches, the fraction of parallel light is function of interfacial area and optical path length that these two p...

2007
Bjarne Andresen Peter Salamon

The thermal efficiency of a distillation column may be improved by permitting heat exchange on every tray rather than only in the reboiler and the condenser. Thermodynamic length optimizations on discrete systems specify the optimal temperature of each tray and consequently the amount of heat to be added or withdrawn in order to maintain that temperature.

Journal: :JORS 2014
Xiang Song Julia A. Bennell

Research addressing two-dimensional irregular shape packing has largely focused on the strip packing variant of the problem. However, it can be argued that this is a simplification. Materials from which pieces are required to be cut will ultimately have a fixed length either due to the physical dimensions of the material or through constraints on the cutting machinery. Hence, in order to cut al...

Journal: :Theor. Comput. Sci. 2003
Christoph Dürr Eric Goles Ch. Ivan Rapaport Eric Rémila

We wish to tile a rectangle or a torus with only vertical and horizontal bars of a given length, such that the number of bars in every column and row equals given numbers. We present results for particular instances and for a more general problem, while leaving open the initial problem.

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