Tags » Propulsion

Hull Speed (Maximum Cruise)

For reference purposes I wanted to publish a table of hull speed versus ship’s water line length. As a rule of thumb, “hull speed” typically establishes the maximum economical cruise speed of a… 133 more words


MSNW's plasma thruster fires up Congress

How will we send humans to the moon, Mars and other destinations in space? The chances are good that electric propulsion will play a role, and a company called MSNW is at the cutting edge of that technology. 96 more words


Aerospace Engineer Interview

Original Link :


Can you tell us what you do?

In the three years since he joined NASA as a research engineer, 29-year-old Manan Vyas has accomplished two major technical feats in the highly challenging area of aeronautics. 732 more words


First 12-cylinder Wärtsilä 31 Engine Ordered

Article By Eric Haun – Marine Link


Wärtsilä said it has booked an order in April 2017 to provide its Wärtsilä 31 main engine, the propulsion machinery and the auxiliary engines for a new state-of-the-art pelagic trawler under construction at a Norwegian shipyard. 262 more words

Ship Builders

Magnetohydrodynamics (MHD) Propulsion

Magnetohydrodynamics (MHD) is quite the mouthful, but seems to be one of the latest forms of propulsion and may help explain a huge variety of UFO sightings.   428 more words


2/3 Duration Test Fire (27 May 2017)

On May 27, Cal Poly Space Systems conducted the first successful 2/3 duration test fire of the HM-7 Heavy hybrid motor. Using data from this test, we were able to build a thrust curve: 136 more words

IREC Rocket

Book Review: Ignition!

Subtitled “An Informal History of Liquid Rocket Propellants”, Ignition! is John D. Clark’s personal account of working with rocket fuels from 1949 until his retirement in 1970. 653 more words

Book Review