Results 31 to 40 of about 354,081 (248)

Vibration characteristics of axial piston pump based on phase trajectory diagram

open access: yesJournal of Measurement Science and Instrumentation, 2023
Considering that the vibration of the piston pump shell includes not only motion state information, but also energy state information, this study discloses the relationship between the piston pump vibration signal and the operating state by the piston ...
HAO Zhenfu   +4 more
doaj  

INFLUENCE OF A PISTON BENDING ON VOLUME CHANGE IN CYLINDER CAVITY OF AVIATION AXIAL-PISTON PUMP

open access: yesАвіаційно-космічна техніка та технологія, 2019
In this article, the task is to consider the effect of the piston bending in an axial- piston pump under the action of hydraulic force on the kinematics of the pump.
Владимир Николаевич Доценко   +2 more
doaj   +1 more source

Replication Data for Kalmoe and Piston POQ 2013

open access: yes
This dataverse contains data and Stata dofiles for the three survey datasets used in: Kalmoe, Nathan P., and Spencer Piston. 2013. "Is Implicit Racial Prejudice Against Blacks Politically Consequential? Evidence from the AMP." Public Opinion Quarterly
Piston, Spencer
core   +2 more sources

Chronic high vibration issue of a Condensate Pump [PDF]

open access: yes, 2022
Case StudiesChronic high vibration issue was being observed on a critical condensate pump. Although this motor driven pump is a standby unit, however, in case the running pump has a breakdown and the motor pump is unavailable, the Ammonia Plant will trip.
Bukhari, Syed M. Haseeb   +1 more
core   +1 more source

A new integrated numerical modeling approach toward piston diaphragm pump simulation: Three-dimensional model simplification and characteristic analysis

open access: yesAdvances in Mechanical Engineering, 2019
Piston diaphragm pumps are used worldwide to transport abrasive and aggressive slurries against high discharge pressures in the mining, mineral processing, and power industries.
Shu Wu, Xinhua Wei
doaj   +1 more source

Effect of geometric shape of piston on power loss of sliding part between piston and cylinder in swash plate type piston pump and motor

open access: yesNihon Kikai Gakkai ronbunshu, 2018
The power loss due to the friction and the leakage in the sliding part between piston and cylinder of a swash plate type piston pump and motor affects the equipment performance and the efficiency.
Kazuhiko TANAKA   +3 more
doaj   +1 more source

Toward Pore‐Engineered 3D‐Printed Materials for Sorption Water Harvesting, Interfacial Evaporation, and Radiative Cooling

open access: yesAdvanced Materials, EarlyView.
Water harvesting, radiative cooling, and interfacial solar evaporation are fundamentally governed by coupled heat, mass, and light transport processes. These processes are mediated by pore architecture, including pore size, connectivity, and hierarchical organization.
Dejan J. Trajkovski   +5 more
wiley   +1 more source

3D‐Printed Corneal Substitutes: Materials, Fabrication, and Preclinical Progress

open access: yesAdvanced Materials Technologies, EarlyView.
Successful clinical translation of 3D‐printed corneal substitutes relies on the interplay between the bioink properties, cellular component, and the fabrication process. These factors influence the critical properties of the construct, including optical transparency, mechanical stability, suture retention, that ultimately govern long‐term stromal ...
Shadi Moshayedi   +4 more
wiley   +1 more source

A Machine Vision‐Guided Microphysiological Platform With Automated Microfluidics Enables Longitudinal Biomarker Monitoring and Emulation of Translationally Relevant Exposure Scenarios

open access: yesAdvanced Science, EarlyView.
A pneumatically actuated multi‐tissue microphysiological system is integrated with AI‐based machine vision and automatic sampling and replenishment systems. The platform allows for the emulation of translationally relevant long‐term pharmacokinetic exposure scenarios for multiple weeks while enabling longitudinal monitoring of response biomarkers ...
Jibbe Keulen   +15 more
wiley   +1 more source

Review of Gastrointestinal Capsule Robots: Materials, Actuation, Diagnostics, and Therapeutics

open access: yesAdvanced Science, EarlyView.
This review examines gastrointestinal capsule robots through a systems engineering lens, covering shell materials, actuation and localization strategies, diagnostic modalities, therapeutic interventions, and commercialization status. By mapping the complete technological chain from fabrication to clinical deployment, this work identifies critical gaps ...
Zengsheng Li   +8 more
wiley   +1 more source

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