Results 81 to 90 of about 695 (193)

Stent duodenal en obstrucción maligna del tracto de salida gástrico en un centro de referencia de Cundinamarca: serie de casos

Revista Colombiana de Gastroenterología
Objetivo: describir la experiencia de la inserción del stent duodenal en pacientes con obstrucción maligna del tracto de salida gástrico en un centro de referencia de tercer nivel de Cundinamarca.
Margarita Gutiérrez Morantes, Martín Alonso Garzón Olarte, Andrea Gómez, Juan Carlos Marulanda, Natan Hormaza Arteaga, Katherine Marrugo, Juan Carlos Molano, Laura Marcela Moya Valenzuela, Christian Labrador, Mario Humberto Rey Tovar   +9 more
doaj   +1 more source

Two-phase flow instability in multi-parallel channels of helical-coiled once-through steam generator

He jishu
BackgroundThe helical-coiled once-through steam generator (H-OTSG) has the advantages of compact structure and strong heat transfer ability, which is appropriate for lead-cooled fast reactor (LFR).
QIAN Guanhua, ZHAO Ya'nan, WANG Xu, YU Tao   +3 more
doaj   +1 more source

Endoscopic transluminal drainage and necrosectomy for infected necrotizing pancreatitis: Progress and challenges. [PDF]

World J Clin Cases, 2023
Zeng Y, Yang J, Zhang JW.
europepmc   +1 more source

Genetic variation in farmed population of Rainbow trout (Onchorhynchus mykiss) based on microsatellite markers in Iran

‬‭Majallah-i ̒Ilmī-i Shīlāt-i Īrān, 2014
A total of 64 specimens of rainbow trout (Onchorhynchus mykiss) from 3 different regions in Iran were collected. About 2-3 g of caudal fin samples were removed from each specimen and preserved in absolute ethyl alcohol and transferred to the genetic ...
E. Einollah Gorjipoor; Sajad Nazari email
doaj  

LCA model validation of SAGD facilities with real operation data as a collaborative example between model developers and industry. [PDF]

iScience, 2023
Masnadi MS, McGaughy K, Falls J, Tarnoczi T.   +3 more
europepmc   +1 more source

Study on Thermal-hydraulic Steady-state Comprehensive Performance of Fast Reactor Sodium-water Steam Generator

Yuanzineng kexue jishu
The sodium-heated once-through steam generator (OTSG) plays an important role in separating the second and third circuits of sodium cooled fast reactor (SFR).
XIAO Changzhi1, YANG Hongyi1, ZHANG Dalin2, SHEN Geyu1, QIU Suizheng2, LU Yuan1, ZHANG Kui2, HUANG Yuanbin1
doaj   +1 more source

Reactivity disturbance suppression method for small modular reactors based on core coolant flow control. [PDF]

Sci Rep, 2022
Xie H, Duan Q, Ping J, Lu C, Zhang L, Li S.   +5 more
europepmc   +1 more source

Structural analysis of helically coiled once-through steam generator tubes in small modular reactors under density wave oscillation—part I: Numerical formulation

Nuclear Engineering and Technology
This study establishes a numerical framework to evaluate the structural integrity of helically coiled once-through steam generator (H-OTSG) tubes in small modular reactors (SMRs) under density wave oscillation (DWO).
Kyucheol Jeong, Gyeonghyeon Cho, Kang-Heon Lee, Seongmin Chang, Jae-Yoon Jeong, Kwanghyun Ahn, Hun Sik Han, Jonghun Yoon   +7 more
doaj   +1 more source

Evolution of endoscopic vacuum therapy for upper gastrointestinal leakage over a 10-year period: a quality improvement study. [PDF]

Surg Endosc, 2022
Reimer S, Seyfried F, Flemming S, Brand M, Weich A, Widder A, Plaßmeier L, Kraus P, Döring A, Hering I, Hankir MK, Meining A, Germer CT, Lock JF, Groneberg K.   +14 more
europepmc   +1 more source

3D CFD model development and validation for once-through steam generator (OTSG): coupling combustion, heat transfer

reportThe current research studies the coupled combustion inside the furnace and the steam generation inside the radiant and convection tubes through a typical Once-Through Steam Generator (OTSG). A 3D CFD model coupling combustion and two-phase flow was
Askari, Ehsan, Eugenio Turco; Richard Lozowy; Adrian Chatel; Mario Forcinito   +1 more
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