Results 31 to 40 of about 278,843 (288)

Pressure Pipe Joint

open access: yes, 2023
This record was harvested from a previous catalogue system and will be withdrawn in 2025. Information in this record may be superseded or incomplete.
Reinforced Concrete and Monier Pipe Construction Co. Pty Ltd
core  

SPHINX31 acts as a SRPK1 inhibitor targeting the ATR/DNA‐PKcs/CHK1 replicative checkpoint to inhibit cell growth in non‐small cell lung cancer

open access: yesMolecular Oncology, EarlyView.
The kinase SRPK1 directly interacts with the protein TOPBP1 and regulates the pre‐mRNA splicing of WIZ thereby contributing to the activation of the ATR/CHK1 replicative checkpoint in response to replicative stress. This allows cancer cells' genomic stability and survival.
Amani Shreim   +17 more
wiley   +1 more source

A Hybrid Optimization Framework for Emergency Dispatch of Natural Gas Pipeline Networks Under Abnormal Conditions

open access: yesApplied Sciences
This study investigates emergency scheduling optimization for natural gas networks under unexpected abnormal conditions, such as unplanned valve closures or equipment failures, which may trigger pressure alarms.
Yi Yang   +7 more
doaj   +1 more source

A study on industrial-scale waste utilization in construction material production: the use of fly ash in GRP composite pipe

open access: yesMateriales de Construccion, 2020
This study presents a new approach to the utilization of industrial by-products in construction materials by using fly ash (FA) in the production of glass fiber-reinforced polyester (GRP) pipe. The FA was substituted by 10% and 20% (by weight of sand) in
A. Beycioğlu   +4 more
doaj   +1 more source

Beta1 subunits enable fentanyl‐induced BK channel activation and opioid regulation of cerebral artery diameter

open access: yesFEBS Open Bio, EarlyView.
During the current opioid crisis, the majority of overdose deaths are attributed to ultra‐potent synthetic opioids, such as fentanyl. While fentanyl exerts its action via opioid receptors, we propose that potassium channels in the brain blood vessels may also sense fentanyl.
Shiwani Thapa   +4 more
wiley   +1 more source

Research on Optimization Models and Algorithms for Natural Gas Pipeline Dispatch Under Normal Conditions

open access: yesEnergies
With the increasing share of natural gas in the energy mix, ensuring safe and efficient pipeline operation is critical for reliable energy supply. Pipeline networks require active inventory regulation to manage operational and seasonal fluctuations ...
Lin Zhang   +7 more
doaj   +1 more source

Prediction of pressure drop in multiphase horizontal pipe flow [PDF]

open access: yes, 2006
Empirical correlations were tested against reliable two phase pipe flow data for the prediction of pressure drop. Correlations are recommended for the prediction with stratified and annular type flows.
Spedding, P. L.   +2 more
core   +1 more source

A Numerical–Experimental Approach for Multi‐Matrix Fiber‐Reinforced Plastics Characterization Using Finite Element Model Updating

open access: yesAdvanced Engineering Materials, EarlyView.
A numerical–experimental framework is developed for characterizing multi‐matrix fiber‐reinforced polymers (MM‐FRPs) combining epoxy and polyurethane matrices. Harmonic bending tests are integrated with finite element model updating (FEMU) to simultaneously identify elastic and viscoelastic material parameters.
Rodrigo M. Dartora   +4 more
wiley   +1 more source

Probabilistic elastic-plastic fracture mechanics analysis of propagation of cracks in pipes under internal pressure

open access: yesFracture and Structural Integrity, 2020
This study presents a three dimensional finite element method analysis of semi-elliptical surface cracks in pipes under internal pressure load. In the elastic plastic case, estimates of the J-integral are presented for various ratios including crack ...
Mechab Bela�d   +3 more
doaj   +1 more source

Optimally Temperature Compensated FBG-Based Sensor Dedicated to Non-Intrusive Pipe Internal Pressure Monitoring

open access: yesFrontiers in Sensors, 2022
Pipe internal pressure measurement is of utmost importance in the oil & gas industry to monitor the extraction process, and thus to prevent hydrate-plugs formation which may occur in specific temperature and pressure conditions. Traditional solutions
Laurent Maurin   +2 more
doaj   +1 more source

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