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Active heave compensation (AHC) is a technique used on lifting equipment to reduce the influence of waves upon offshore operations. AHC differs from Passive Heave Compensation by having a control system that actively tries to compensate for any movement at a specific point, using power to gain accuracy.
The whooping crane was a bird almost driven to extinction by early Americans and their hunting habits. Allen discovered that unlike the flamingos the whooping crane can reproduce in small numbers and live a long time. This made conservation efforts much easier, once a large group was established in protected areas.
Waves generated by a ship are affected by her geometry and speed, and most of the energy given by the ship for making waves is transferred to water through the bow and stern parts. Simply speaking, these two wave systems, i.e., bow and stern waves, interact with each other, and the resulting waves are responsible for the resistance.
Passive heave compensation is a technique used to reduce the influence of waves upon lifting and drilling operations. [1] A simple passive heave compensator (PHC) is a soft spring which utilizes spring isolation to reduce transmissibility to less than 1. [2]
Fortunately, there are several things you can do to prevent a blister. Make sure your shoes and clothing fit well and don’t rub your skin, Dr. Lizarzaburu says. “Anything that’s causing ...
A loader crane (also called a knuckle-boom crane or articulating crane) is an hydraulically powered articulated arm fitted to a truck or trailer, and is used for loading/unloading the vehicle cargo. The numerous jointed sections can be folded into a small space when the crane is not in use.
November retail sales grew at a faster pace than Wall Street analysts had expected, reflecting continued resilience in the American consumer and indicating that the holiday shopping season in the ...
The Texans can get Stroud back to superstar play if they can improve up front, get Nico Collins back in place as the best player on this offense and stay on schedule with the running game.