Carderock Division News

Teams enter the water at Naval Surface Warfare Center, Carderock Division's David Taylor Model Basin as they prepare for the 17th International Submarine Race in West Bethesda, Md., on June 29, 2023. (Photo: Aaron Thomas / U.S. Navy)

Carderock Hosts International Submarine Race

Naval Surface Warfare Center, Carderock Division welcomed the return of the International Submarine Race (ISR) to its David Taylor Model Basin in West Bethesda, Maryland, June 26-30, for the first time since before the COVID-19 Pandemic.Teams from across the United States, Poland, the United Kingdom and Canada arrived at Carderock with their eyes set on one mission: be the fastest human-powered submarine in the competition.The biennial science, technology, engineering and mathematics (STEM) event allows students to display their talents and problem-solving capabilities in submarine and hull design

U.S. Navy photo by Ronnie Newsome

US Navy Tests Flexible One-Atmosphere Diving Suit

dexterity, flexibility and maneuverability.Sponsored by the Office of Naval Research (ONR) — in partnership with Naval Sea Systems Command (NAVSEA), Naval Undersea Warfare Center (NUWC) and Naval Surface Warfare Center (NSWC) Panama City — DSEND recently underwent demonstrations at NSWC Carderock Division in Maryland and at the Navy Experimental Diving Unit in Florida.Although constructed from hard, durable material, DSEND is lightweight and enables users to swim and walk on the bottom easily. This improves on atmospheric diving suits traditionally used by the Navy in the past, which were more

(Photo: Ken Kostel, Woods Hole Oceanographic Institution)

Carderock Engineer Supports Stability Tests for Deep Submergence Vehicle

Naval Surface Warfare Center, Carderock Division’s Alan Bryden, a general engineer in the Weight and Stability Branch, assisted an overhaul of the Navy-owned Deep Submergence Vehicle (DSV) Alvin. Carderock, Naval Sea Systems Command (NAVSEA) and the Woods Hole Oceanographic Institution (WHOI) supported sea trials of the submersible, last October, for certification and stability purposes.The DSV Alvin, one of the world’s first deep-ocean submersibles, is a unique state-of-the-art vessel capable of submerging to thousands of meters underwater. It was launched in 1964 and has been involved

(File photo: Mark Turney / U.S. Navy)

US Navy Taps GA-EMS to Study Propulsor Bearing Concept Designs

General Atomics Electromagnetic Systems (GA-EMS) said on Friday it has been awarded a task order from Naval Surface Warfare Center, Carderock Division (NSWCCD) to conduct a manufacturing assessment of several new propulsor bearing concept designs for U.S. Navy submarines. The task order is under the Propulsor Demonstration Hardware (PDH) Indefinite Delivery, Indefinite Quantity (IDIQ) contract previously awarded to GA-EMS.“Manufacturing feasibility evaluations such as this are crucial steps in determining whether a new concept design will deliver greater performance, improved manufacturability

Illustration only - A Kraken subsea battery - Credit; Kraken

Kraken Signs CRADA on Pressure Tolerant Batteries with US Navy

Canadian subsea technology company Kraken Robotics has signed a Cooperative Research and Development Agreement (CRADA) with Naval Surface Warfare Center, Carderock Division (NSWCCD). Under the CRADA, the Battery Certification and Integration Branch, Code 636 of NSWC Carderock, will test Kraken’s pressure tolerant lithium-ion batteries. The testing is expected to take four months to complete and is expected to start in calendar Q3 of this year.Kraken President & CEO Karl Kenny said: "We are excited to enter into a CRADA with NSWC Carderock. Since 2018, we have delivered our 6000-meter

File photo of Virginia-class submarine the future USS Delaware (SSN 791). (U.S. Navy photo: Ashley Cowan)

General Atomics Wins Naval Propulsor Contract

General Atomics Electromagnetic Systems (GA-EMS) said it has been awarded a developmental contract by Naval Surface Warfare Center Carderock Division (NSWCCD) to provide manufacturing design drawings, engineering, fabrication, inspection, and assembly of prototype propulsor, shafting and bearing components as well as the equipment needed to support propulsor research and development, testing and evaluation.GA-EMS will work with NSWCCD to develop new propulsor components for both surface ships and submarines. Design and analysis work will be done primarily at GA-EMS’ facilities in San Diego, Calif

The U.S. Naval Surface Warfare Center Carderock Division’s South Florida Ocean Measurement Facility (Photo: Sonardyne)

Sonardyne Aids US Navy Underwater Vehicle Testing

Underwater target tracking technology from Houston-based Sonardyne Inc., has been chosen by the U.S. Naval Surface Warfare Center (NSWC), Carderock Division for testing subsea systems and underwater vehicles in development for the Navy and wider maritime industry.Located in Maryland, Carderock Division is the U.S. Navy's research, engineering, modelling and test center for surface and undersea technologies. It is the largest, most comprehensive establishment of its kind in the world. Thanks to its proximity to the Gulf Stream, Carderock’s South Florida Ocean Measurement Facility (SFOMF)

The William B Morgan Large Cavitation Channel (LCC) is a large variable-pressure closed-loop water tunnel that has been operated by the U.S. Navy in Memphis since 1991. This facility is well designed for a wide variety of hydrodynamic and hydroacoustic tests. Its overall size and capabilities allow test-model Reynolds numbers to approach, or even achieve, those of full-scale air- or water-borne transportation systems. (Photo: U.S. Navy)

Navy Tests Scale Models in Big Facilities

Inside Naval Surface Warfare Center, Carderock DivisionThe Naval Surface Warfare Center, Carderock Division in West Bethesda, Md., is one of the world’s leading centers for surface and underwater hydrodynamic expertise, research and design, to include world-class facilities for experimentation, testing, evaluation and validation.“We build scale models of ship designs and can test these hull forms in our facilities to measure hydrodynamic load on the structure or evaluate seakeeping abilities,” said Mike Brown, head of Carderock’s Naval Architecture and Engineering Department.

Photo: FAU

Autonomous Vessels: FAU Gets $1.25m for Research

vehicle-based BOSS sonar systems, high-speed underwater modem communication, air-deployable buoys, durability of composite materials, coastline security technologies and systems for harnessing ocean energy. SeaTech has a long-term partnership with the Naval Surface Warfare Center – Carderock Division and its South Florida Ocean Measurement Facility (SFOMF), which extends offshore south of Port Everglades. The partnership provides extensive combined in-water testing and evaluation capabilities for UUVs and other underwater systems.  

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