Balboa, california, usa abstract recent research has demonstrated that extreme waves, waves with crest to trough heights of 20 to 30 meters, occur more frequently than previously thought. An architectural framework for distributed naval ship systems. Guide to hvac design, theory of operation, and primary components. Handling complexity aspects in conceptual ship design. Ship design flexibility modular approach applicable to all ship power requirements applicable to multiple platforms facilitates allelectric ship with integrated power system and zonal electrical distribution system reduces intake and exhaust ducting volume by 60% permits use of alternate nonpetroleum fuels transition benefits. The benefit of specialisation in a particular task or type of trade leads to a number of ship classes and types. Systems engineering andsystems engineering and zonal ship design may 1, 2006may 1, 2006 engineering the total ship ets symposium 2006 arlington virginiaarlington, virginia capt norbert doerry technical director,p pg future concepts and surface ship design naval sea systems command sea 05db 202 7812520 norbert. Zonal approach for towing resistance prediction couser, 2002.
The qos metric measures the ability of sps to reliably provide electric power to the. Design options for hvac distribution systems overview the objective of an hvac heating, ventilating, and airconditioning system is to control the temperature, humidity, air movement, and air cleanliness, normally with mechanical means, to achieve thermal comfort. Systems engineering and zonal ship design semantic scholar. Genetic optimization mogo to explore the design space for nondominated ship design solutions based on design effectiveness, risk, and cost.
Zonal divisions are located at watertight bulkheads, with at least one generator in each zone except zone 1. However, the operational plant alignments have a major impact on these survivability areas. Commonalitybased naval ship design, production and. Rules for classification and construction iii naval ship. Preliminary design determination of the main hull dimensions and of some form coefficients determination of the elements necessary and sufficient to. Zonal ship design doerry 2006 naval engineers journal. Next generation integrated power systems ngips for the. This paper relates the defense acquisition university defined systems engineering process to zonal ship design at the concept and feasibility design level.
The development of a new ship design is carried out in three steps. An alternative zonal fire main system concept is presented and compared to a typical combatant fire main system to determine the potential for affordability gains while maintaining capability. Likewise, the impact of zonal system design on total ship design has not been adequately addressed. Based on the characteristics of surface ship system.
For the purpose of management, methods that enable longterm prediction for large areas are highly desirable. This paper defines a number of key terms, details a number of different zonal architectures, describes the situations where the architectures are best suited and proposes a framework for zonal ship design. The articles referenced here will give you a full and complete. Older versions click to expand delftship home page delftship forum. Zonal ship design doerry 2006 naval engineers journal wiley. Develop and maintain design data sheets and associated design and analysis tools. To implement zonal shipbuilding,the problem of zonal design,which is an important basis for zonal shipbuilding,should be solved first. Electric power is essential to a modern naval ship s. The first zone covers the entire hull and a part of its surrounding freesurface. Adaptable ship, functional zones zonal distribution modular approach navy aims process requirements reference models architectures standard interfaces the adaptable ship physical design synthesis key. More industrial related purposes of osv design are discussed by.
Development of a zonal architecture fire main system for. Design data sheet defense technical information center. More industrial related purposes of osv design are discussed by ulstein and brett 5,6. Specifications and standards for the electric warship dr. The other performance criterion, continuity of service, is measured using quality of service qos metrics 6,7. Respectively, the speed and power demand will vary substantially on the route. General topology for notional baseline system models pgmpower generation module, vsdvariable speed drive, pmpropulsion motor the objectives in this effort go beyond the definition of the baseline models.
Marinecomposites designmethodsforshipstructures webbinstute seniorelecvespring20 page10 hullasalongitudinalgirder. Contrast zonal design with the current design methodology. Ship type has strong influence on design and the design process and. Oct 29, 2008 this paper defines a number of key terms, details a number of different zonal architectures, describes the situations where the architectures are best suited and proposes a framework for zonal ship design that promises to satisfy survivability performance requirements and quality of service requirements. The advantages of zonal systems design have long been. Doerry systems engineering and zonal ship design abstract this paper relates the defense acquisition university defined systems engineering process to zonal ship design at the concept and feasibility design level. Design principles and criteria for ships and offshore.
Parametric ship design a simple application in html. At the ship level, zonal survivability facilitates the ship, when experiencing internal faults in adjacent zones due to design threats, to maintain or restore the ships primary missions as required by the design threat outcome. Zonal design develops components into drawings consistent with the work breakdown. Naval electrical power systems mit 91, smeecs, ne mit 89, bsee usna 83is an engineering duty officer currently assigned as the technical director for future concepts and surface ship design sea 05d in the naval sea systems command. This paper defines a number of key terms, details a number of different zonal architectures, describes the situations where the architectures are best suited and proposes a framework for zonal ship design that promises to satisfy survivability performance requirements and quality of service requirements. Technical and legal documents associated shipbuilding contract ship specification. A method for the optimization of ship hulls from a. Each successive iteration is referred to as a spin of the spiral. What kind of cfd method to use is of great importance and there should. The ship design and its systems architecture are captured in the ship specification. A machinelearning model for zonal ship flow prediction using. Design and analysis of a kaplan turbine runner wheel.
Scribd is the worlds largest social reading and publishing site. Currently, power and propulsion systems are designed to bring on additional. Caeses enables you to build robust parametric ship models with smarter shape control. Design methods for ship structures eric greene associates. Services are fed vertically to the superstructure from zones 2 and 3. The design spiral is a methodology for developing ship designs. Electric power trains elevate gun turrets and missile launchers. The problem is to design an ahts for the support of offshore operations. Founded on core values of reliability, integrity and innovation, rollsroyce designs ships as well as major systems on board. Reproduction by printing or photostatic means is only permissible. Case study details in this work, a theoretical design of a kaplan runner wheel is presented.
When combined with zonal distributed systems design, this consistent approach to mission system design assures a minimum level of zonal survivability while minimizing design iterations in the earliest stages of design. Figure 3a,b show a simplified diagram of an ac zed system proposed in 10 and a dc zed system considered by the electric ship research and development consortium esrdc 2,12, respectively. Smart ship systems design s3d software to develop and compare several ship system designs demonstrating key elements of a 100 mw medium voltage direct current mvdc electric power distribution architecture suitable for integration into a future 10,000 ton surface. Ship level zonal survivability focuses restoration efforts on the damaged zones, simplifying the efforts required. The first one is the basic design with aim to create a baseline concept of the new vessel that satisfi es the shipowners requirements. Zonal ship s service loads zonal ship s service loads zonal ship s service loads zonal ship s service loads figure 1. Rhodes2 and stein ove erikstad1 april 10 abstract in this paper we present strategies to handle complexity during the conceptual phase of ship design. A method for the optimization of ship hulls from a resistance. Predicting traffic flow is critical in efficient maritime transportation management, coordination, and planning. With our online resources, you can find ship structural analysis and design hughes or just about any type of. This is both a building system designed to keep the environment comfortable for building occupants and the industry that supports these systems.
Systems engineering and zonal ship design doerry home page. Sami kanerva, pasi pohjanheimo, mikko kajava abb marine and. Crossplatform validation of notional baseline architecture. Analysis and design hughes pdf if you serious looking for ebook ship structural analysis and design hughes pdf. Different types of phases in design spiral desgin spiral. Combing the advantages of zonal structure and mvdc interface, the work in 6 and 7 illustrates a. Zonal design zonal design enables the naval architect to assign mission functions to specific zones of the ship in a manner that can reduce ship complexity, enhance survivability, and reduce the amount of closedloop design required to integrate a ship. Thayamballi encyclopedia of life support systems eolss installation on site, the berthing of supply boats, and for the design of mooring and stationkeeping in general. Hvac is an acronym for heating, ventilation, and air conditioning. Zonal design, equipment enclaving, and separation are design methods to meet vulnerability requirements.
Cruise ship operation and route planning design of a new cruise ship is based on the routing between her home berth and intended ports of call. The flow domain is divided into three zones, figure 1, and a computational method is developed for each zone. The ford class is the first major design upgrade in the more than 40 years since the nimitz class. Handling complexity aspects in conceptual ship design henrique m. You will be glad to know that right now ship structural analysis and design hughes pdf is available on our online library.
Pdf systems engineering and zonal ship design semantic scholar. These documents are not ship specific, and those that are important to the design and construction of electrical power systems are part of the electric warship technical architecture. Demand factor curve based on connected load 19 figure 6. Pdf modern ships typically have a number of distributed systems. This design data sheet dds provides procedures for preparing an electric power load analysis epla for conventionalpowered fossil fueled surface ships. Motors and dc zonal electrical distribution, operating with the. Sbir navy medium voltage direct current mvdc casualty power. Electric power is essential to a modern naval ships. The zonal electrical distribution zed is emerging as one of the most suitable candidate power system architecture to achieve these objectives 10,11. Develop and maintain module characterization sheets for capturing data on qualified and developmental modules for use with design and analysis tools. I design principles and criteria for ships and offshore structures a. The purpose of the design is narrowed to supply, anchor handling and towing missions. Manual for naval surface shipdesign technical practices. The design of the ship is described in this report.
Contrast zonal design with the current design methodology consisting of many synthesize. Ship types there are an extremely wide variety of tasks to be performed by floating vehicles. Zonal ships service loads zonal ships service loads zonal ships service loads zonal ships service loads figure 1. Next generation integrated power systems ngips for the future fleet ieee electric ship technologies symposium baltimore, md april 21, 2009 capt norbert doerry. Scientists have proposed many prediction methods, most of which are designed for specific locations or for shortterm prediction. Concept design definition of the ship type, deadweight, type of propulsion, service speed. Parametric design example 1 mission, requirements and capabilities. However, this dds may be used as a basis for preparing a load and power analysis for a ship powered by other means. In order to have a better understanding if these systems, you need to know some of the principles behind hvac design. In early 21st century, the us navy first proposed the concept of zonal ship design 5. Study of parallel ac and dc electrical distribution in the. Ford cvn 78, the lead ship of the new class of aircraft carriers, began in 2008. Zonal shipbuilding is the modern advanced mode of construction,it has some advantages,such as improving the quality of ship construction,shortening the shipbuilding cycle,and being convenient for modernization.
Future research may investigate locating an energy storage device in zone 1. Also, over the past several decades, a surprising number of. Dedicated energy storage systems, such as for pulsed weapons or sensors, may have very specific design metrics that are not descriptive of the energy or peakpower needs of the aes as a. Distributed systems are used because its simpler, cheaper, and better to. Further, only generaluse energy storage will be examined. Consequently, a new design was approved to ensure the aircraft carriers role as the centerpiece of the 21stcentury carrier strike group. Norbert doerry naval sea systems command united states navy.
Ongoing standards activity, both in industry and in the navy, are. In particular, it describes an effective way of capturing a complete set of customer requirements based on. The use of increased commonality in naval ship design. This technical architecture is applied to the requirements for a specific ship to produce a ship design.
This unique concept of integration assures you performance second to none. Taking into account existing data, readiness of techniques, and ship availability, the us ssc recommended two planning workshops to prepare implementation plans for a 1 north atlantic zonal section in 2010 and 2 pacific northsouth and south pacific eastwest sections in later years. Ventura design process 15 stages do ship design 1 1. A zonal approach is used in shipflow to compute the flow around the ship hull. Norbert doerry, usn zonal ship design number of key terms, details a number of different zonal architectures, describes the situations where the architectures are best suited and proposes a framework for zonal ship design that promises to satisfy survivability performance requirements and quality of service requirements. Guide to hvac design, theory of operation, and primary. It is the leading software solution for naval architects that are interested in cfdbased hull optimization to create better flows around their designed vessels. Technical director, surface ship design and systems engineering. On naval ship design and acquisition practices john sutherland heffron submitted to the department of ocean engineering on may 6, 1988 in partial fulfillment of the requirements for the degrees of naval engineer and l master of science in ocean systems management \ abstract. Shipbuilding practice and ship design methods from the. Pdf this paper relates the defense acquisition university defined systems engineering process to zonal ship design at the concept and feasibility. For a given ship design, the decision on whether to install an mvdc casualty power system will be based on risk and a comparison of the cost and system weight of the mvdc casualty power to the cost and system weight of effectively armoring and protecting the port and starboard buses from damage within a zone. Systems engineering andsystems engineering and zonal ship design. Specifications and standards for the electric warship.
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