North Atlantic Run: the Royal Canadian Navy and the Battle for the Convoys Reviewed by Lcdr Patrick Smithers
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Maritime Engineering Journal SPRING 2007 (Established 1982) DEPARTMENTS Commodore’s Corner Sustainable solutions are the key to effective operational support by Commodore Richard Greenwood .............................................................. 2 Forum: A Canadian Common Surface Warship Concept by LCdr Bruce Grychowski ............................................................................ 3 FEATURES Machinery Repair: Step-by-step Repair of a Main Gearbox Lube Oil Supply Line in HMCS Ville de Québec by Bob Steeb ................................................................................................... 7 Director General Maritime Equipment Program Management TML — A Technology Maturity Level Measurement System Commodore Richard W. Greenwood, CD for the Department of National Defence by LCdr Brent Hobson .................................................................................. 12 Senior Editor Capt(N) Eric Bramwell Is this YOUR ship? DGMEPM Chief of Staff by CPO1 Jeff Morrison ................................................................................ 15 Production Editor / Enquiries Brian McCullough BOOK REVIEWS Tel. (819) 997-9355 / Fax (819) 994-8709 The Japanese Submarine Force and World War II E-mail [email protected] reviewed by LCdr Blaine Duffley ................................................................. 17 Editorial Committee Advisers North Atlantic Run: the Royal Canadian Navy and LCdr Simon Paré (Marine Systems) the Battle for the Convoys LCdr Mike Turpin (Combat Systems) reviewed by LCdr Patrick Smithers ............................................................. 18 LCdr Chris Cole (Naval Architecture) CPO1 Jean-Marc Turcot (NCM Member) NEWS BRIEFS .................................................................................................. 19 Jean-François Gagné (Civilian Member) NAVAL TECHNICAL OFFICER AWARDS ....................................................... 23 Production Editing Services by Brightstar Communications, CNTHA NEWS Kanata, Ontario Newsletter of the Canadian Naval Technical Associate Production Editor History Association ................................................................................. Insert Bridget Madill Print Management Services by Director General Public Affairs – Creative Cover Photo: Staff with Fleet Maintenance Facility Cape Scott in Services Halifax created this challenging, custom repair of a cracked main Translation Services by gearbox lube oil supply line in HMCS Ville de Québec without having Public Works and Government Services to weld onto the gearcase. The step-by-step story of the repair begins Translation Bureau on page 7. (Photo courtesy FMF Cape Scott) Mme. Josette Pelletier, Director ADM(Mat) Translation Co-ordinator M. Clément Lachance The Maritime Engineering Journal (ISSN 0713-0058) is an unofficial publication of the Mari- time Engineers of the Canadian Forces, produced three times a year by the Director General Mari- time Equipment Program Management. Views expressed are those of the writers and do not nec- The Journal is available on the DGMEPM essarily reflect official opinion or policy. Mail can be sent to: The Editor, Maritime Engin- website located on the DND DIN intranet eering Journal, DMSS (6 LSTL), NDHQ, 101 Colonel By Drive, Ottawa, Ontario at http://admmat.dwan.dnd.ca/dgmepm/ Canada K1A 0K2. The editor reserves the right to reject or edit any editorial material. While dgmepm/publications every effort is made to return artwork and photos in good condition, the Journal assumes no re- sponsibility for this. Unless otherwise stated, Journal articles may be reprinted with proper credit. A courtesy copy of the reprinted article would be appreciated. MARITIME ENGINEERING JOURNAL SPRING 2007 1 Commodore’s Corner Sustainable solutions are the key to effective operational support By Commodore Richard W. Greenwood, CD Director General Maritime Equipment Program Management he scope of articles in this what we create. In other words, our ability itself appropriately within the edition of the Maritime En- larger objective is the reliable hierarchy of requirements. gineering Journal has sustainment of effective operational T It falls to the naval technical sup- prompted me to reflect on the vari- capability. This is a key distinction. port community to remain flexible ety of issues, employment and points with respect to future operational of focus we deal with in our collec- One of the great challenges we developments, both in the near and tive endeavour of naval technical face in fulfilling our technical support far terms. Our responsibility is to support. Whether it’s the nitty-gritty role lies simply in maintaining the big consider always how we may best of resolving a recurring in-service picture on our objective and not al- apply the intellectual discipline of failure, graphically demonstrating lowing ourselves to become dis- our training and experience in pro- the need for more careful adherence tracted by sub-optimal solutions. viding sustainable solutions to op- to the principles of shipboard con- Nowhere are the dangers of this type erational requirements, whether or figuration management, examining of distraction more glaring, at least in not those solutions are necessarily in the issues of technological maturity our sphere of effort, than where they the technical domain of our initial and rapid delivery of capability, or de- relate to naval ship procurement training, or in the broader domain of bating the large-scale capability de- projects. Permitting an environment wider CF taskings. sign issues relating to fleet renewal, in which “creeping requirements” it merely reflects the diversity of ac- become the order of the day, or let- tivity that the naval technical branch ting ourselves become unduly and supporting public service and in- swayed by expedient opportunities dustry teams experience on a daily during a project’s definition phase can basis. result in potentially serious, long- lasting “solutions” that are either Looking at all this leads me to unaffordable or unduly limited. Dis- comment on several interrelated ciplined engineering systems analy- points, the most obvious of which is sis is no less essential at the require- the common thread these activities ments definition phase than it is dur- share in their importance to the pri- ing the in-service support phase of macy of operations. Notwithstanding the life-cycle process. that our wide-ranging activities have their effect across very different Developing new capability, timeframes and areas of operation, whether we are talking at the equip- the clear overall objective of our ment level or the ship system level, technical support effort is (as it must is not a simple case of finding the be) to facilitate the achievement of right balance between “technology- maximum effectiveness in opera- push” and “requirements-pull.” It in- tions within the constraints of re- volves careful analysis of the maturity sources. It is also clear that expedi- of given technologies so that we can ency in fielding some new capability walk that fine line between evolution or achieving a given level of systems and revolution as we provide respon- effectiveness is not enough. It is sible and proactive technical leader- equally important to ensure that any ship to the navy. To accomplish this new capability we do introduce “has we must, above all, accept the inevi- legs.” We need to be able to sustain tability of change and establish adapt- 2 MARITIME ENGINEERING JOURNAL SPRING 2007 Forum A Canadian Common Surface Warship Concept Article by LCdr Bruce Grychowski ne of the exciting things mixed classes is not unprecedented (IRE-257) class, the three-ship un- about being involved with in Canadian naval experience. While modified Restigouche class (HMC Oa new ship program is the the 20 steam-driven DDE-205 ships Chaudiere, Columbia and St. opportunity to examine what we are St. Laurent-class anti-submarine Croix), the four-ship Mackenzie hoping to achieve in light of what has (ASW) destroyer escorts built in the (DDE-261) class, and the two-ship gone before. Over the next 10 to 20 1950s and 1960s were never in- Annapolis (DDH-265) class. While years Canada will replace its current tended to be the sole destroyer-type the original St. Laurent design was fleet of three Iroquois-class destroy- warships in the Canadian fleet inven- for a 2,800-ton ASW destroyer es- ers, 12 Halifax-class frigates and 12 tory, circumstances dictated other- cort, the final two ships of the design, Kingston-class maritime coastal de- wise. In fact, the 205-class and its HMCS Annapolis and HMCS fence vessels. The burning question variants comprised the bulk of Cana- Nipigon, were 3,000-ton vessels in most people’s mind, of course, is da’s naval surface combatants for built specifically as DDH anti-sub- replace them with what? The navy nearly 30 years — a remarkable marine escorts. That the variant is setting out on the most difficult achievement. classes differed in their combat sys- process of identifying the require- tems and air capability was a testa- ments for a new class of ship that During their three decades of ser- ment to the excellence of the original could potentially be the only class of vice the St. Laurents, or “cadillacs” design in facilitating the addition of surface combatant in the navy. Un- as they were known, evolved into new weapons and sensors, including like the present fleet mix, the new several variants — the seven-ship most significantly a flight-deck