Presta valves are the standard and have been around for a LONG time, and there are many issues with this system that many brands have been working hard to address. With tubeless tires being the ...

Some plumbing problems definitely call for pro-grade expertise, but fixing a water shut-off valve leak isn’t one of them. Here, we aren’t talking about leaking from the connection between the valve ...

The interview and GladOS revelation comes on the 10th anniversary of The Orange Box. Valve's 5-in-1 games collection is also notable for bringing Half-Life 2 and Team Fortress 2 to consoles, but its ...

Abstract: This paper presents a granular computing method (GrC) for the economic dispatch (ED) problems with valve-point effects to reduce the computational dimension and improve the solving accuracy.

Until recently, there has been little attention paid to the treatment of tricuspid regurgitation (TR) aside from small series of patients with congenital disease or infective endocarditis. This ...

Abstract: In this study, particle swarm optimization (PSO) algorithm has been used for the solution of the economic dispatch problem with valve point effect. In these kind of problems, fuel cost curve ...

What is an atrioventricular canal defect in a child? An atrioventricular (AV) canal defect is a congenital heart defect. This means that your child is born with it. AV canal defect is a large hole in ...

Abnormal clumps of cells called granulomas can form in the heart and cause cardiac sarcoidosis. Cardiac sarcoidosis can lead to serious heart issues like heart failure and sudden death. Symptoms of ...

Dynamic loading due to pulsation is a critical consideration in piping systems connected to reciprocating machinery, such as plunger pumps and reciprocating compressors. The Belleville hold-down ...