Posts Tagged ‘Army’

Electric Motors: “DC Motors and Generators” pt3-3 1961 US Army Training Film

Thursday, March 7th, 2013

more at scitech.quickfound.net “DC MOTORS AND GENERATORS… DESIGN, APPLICATION, AND OPERATION OF BASIC, SERIES, SHUNT, AND COMPOUND WOUND TYPE DC GENERATORS AND MOTORS.” US Army training film TF9-3106 Public domain film from the National Archives, slightly cropped to remove uneven edges, with the aspect ratio corrected, and mild video noise reduction applied. The soundtrack was also processed with volume normalization, noise reduction, clipping reduction, and equalization (the resulting sound, though not perfect, is far less noisy than the original). Split with MKVmerge GUI (part of MKVToolNix), the same software can recombine the downloaded parts (in mp4 format): www.bunkus.org part 1: www.youtube.com part 2: www.youtube.com en.wikipedia.org A DC motor is an electric motor that runs on direct current (DC) electricity… Two important performance parameters of DC motors are the Motor constants, Kv and Km Brush The brushed DC electric motor generates torque directly from DC power supplied to the motor by using internal commutation, stationary magnets (permanent or electromagnets), and rotating electrical magnets. Like all electric motors or generators, torque is produced by the principle of Lorentz force, which states that any current-carrying conductor placed within an external magnetic field experiences a torque or force known as Lorentz force. Advantages of a brushed DC motor include low initial cost, high reliability, and simple control of motor speed. Disadvantages

US ARMY: Railway Operations Crewmember (88U)

Sunday, March 3rd, 2013

imcom.korea.army.mil Welcome to USArmy, IMCOM-Korea IMCOM-Korea supports Soldiers, Civilians and Family Members with Army-standard installation facilities, spacious housing areas, 5-star restaurants, new first-rate recreational centers, and spectacular access to Korean food and culture. Korea is a great place to live, work or visit. Whether this is your first tour to Korea or a return assignment, you can look forward to a personally and professionally rewarding experience in the Land of the Morning Calm. To learn more about living and serving with the US Army in Korea, visit us online at http To learn about serving in the US Army, visit www.goarmy.com Transporting ammunition and supplies to Army ports for deployment overseas is absolutely vital to our national defense. Members of the Army railway team, such as the Railway Operations Crewmember, play an integral role in the operation and maintenance of the Army’s railway operating battalions. Railway Operations Crewmembers are primarily responsible for supervising and operating diesel-electric locomotives and related equipment. They also serve as a crewmember or brakeman in the makeup and movement of railway cars Some of your duties as a Railway Operations Crewmember may include: – Interpreting train orders – Executing instructions received from signal towers, switches, other trains and trainmen – Signaling with fuses, hands, flags, lamps and engine whistles – Performing car coupling and uncoupling operations – Inspecting

Army Guys

Thursday, January 24th, 2013

Army Guys
lionel trains
Image by nshontz
Tub, who stayed with us during our senior year in high school built and painted this model

U.S. Army Diesel Locomotive 2009, EMD SW8; Aug 1991

Thursday, October 4th, 2012

U.S. Army Diesel Locomotive 2009, EMD SW8; Aug 1991
model railroads
Image by San Diego Model Railroad Museum
Description: U.S. Army Diesel Locomotive 2009, EMD SW8; Aug 1991
Copyright: Brenda M. Bailey
Object ID: BMBSlides_00005
Repository: San Diego Model Railroad Museum Library

model army train

Sunday, April 15th, 2012

model army train

Image by The U.S. Army
www.army.mil

The Army Keeps Rolling Along … By Train
Photo by Staff Sgt. A. Jonathan Born
October 10, 2007

A realistic World War II-era model train setting by Staff Sgt. A. Jonathan Born, Mississippi Army National Guard.

model army train

Sunday, April 15th, 2012

model army train

Image by The U.S. Army
www.army.mil

The Army Keeps Rolling Along … By Train
Photo by Staff Sgt. A. Jonathan Born
October 10, 2007

A realistic World War II-era model train setting by Staff Sgt. A. Jonathan Born, Mississippi Army National Guard.

model army train

Sunday, April 15th, 2012

model army train

Image by The U.S. Army
www.army.mil

The Army Keeps Rolling Along … By Train
Photo by Staff Sgt. A. Jonathan Born
October 10, 2007

A realistic World War II-era model train setting by Staff Sgt. A. Jonathan Born, Mississippi Army National Guard.

model army train

Thursday, April 12th, 2012

model army train

Image by The U.S. Army
www.army.mil

The Army Keeps Rolling Along … By Train
Photo by Staff Sgt. A. Jonathan Born
October 10, 2007

A realistic World War II-era model train setting by Staff Sgt. A. Jonathan Born, Mississippi Army National Guard.

model army train

Thursday, April 12th, 2012

model army train

Image by The U.S. Army
www.army.mil

The Army Keeps Rolling Along … By Train
Photo by Staff Sgt. A. Jonathan Born
October 10, 2007

A realistic World War II-era model train setting by Staff Sgt. A. Jonathan Born, Mississippi Army National Guard.

model army train

Thursday, April 12th, 2012

model army train

Image by The U.S. Army
www.army.mil

The Army Keeps Rolling Along … By Train
Photo by Staff Sgt. A. Jonathan Born
October 10, 2007

A realistic World War II-era model train setting by Staff Sgt. A. Jonathan Born, Mississippi Army National Guard.

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