ANSI ASTM F2446-2004 Standard Classification for Hierarchy of Equipment Identifiers and Boundaries for Reliability Availability and Maintainability (RAM) Performance Data Exchange.pdf

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1、Designation: F2446 04 (Reapproved 2010) An American National StandardStandard Classification forHierarchy of Equipment Identifiers and Boundaries forReliability, Availability, and Maintainability (RAM)Performance Data Exchange1This standard is issued under the fixed designation F2446; the number imm

2、ediately following the designation indicates the year oforiginal adoption or, in the case of revision, the year of last revision. A number in parentheses indicates the year of last reapproval. Asuperscript epsilon () indicates an editorial change since the last revision or reapproval.1. Scope1.1 Thi

3、s classification is to serve as an international stan-dard for marine equipment nomenclature, taxonomy, hierarchi-cal data structure, unique identifiers, and boundary definitionfor the consistent acquisition and exchange of equipment RAMperformance data. The standard addresses the classification ofm

4、echanical and software products.1.2 RAM in an acronym for Reliability, Availability, boundary; equipment; hierarchy; maintain-ability; maintenance; reliability; ship; shipboard; shipboardequipment; ship reliability; vesselANNEX(Mandatory Information)A1. MECHANICAL AND SOFTWARE PRODUCT CLASS LIBRARYA

5、1.1 See Table A1.1, Table A1.2, Table A1.3, Table A1.4,and Table A1.5.TABLE A1.1 Boundary CriteriaBoundaryCodeBoundary Element Included in Parent? Element Descriptionb_00001 associated valves yes a valve that is required for the proper operation of the productb_00002 attached indicatinginstrumentsye

6、s an integrated part of the product used for measuring and displaying a variableb_00003 built-in tanks yes an integrated part of the product that is a container used for holding a liquid or gasb_00004 coils yes one or more turns of wire through which an electric current travelsb_00005 cooling device

7、 yes a device used to lower or maintain the temperature of the product or one of its componentsb_00006 electric motors yes a motor that is powered by electricityb_00007 electrical hull fittings yes any hull-attached element that is electrical in nature and used for the product (for example, aplug)b_

8、00008 electronic signal cabling dedicated branch circuitonlya set of cables used to transport an electronic signalb_00009 filters yes a device through which a gas or liquid is passed in order to remove solids or impuritiesb_00010 flex connections yes a bendable device that joins two internal compone

9、nts of the product or the product with itsenvironmentb_00011 handwheels yes a circular object that is turned to control a quantityb_00012 hull fasteners yes a structural connection between the product and the hullb_00013 hull structural foundations no a hull structure that is used as the products fo

10、undationb_00014 hydraulic control valves yes a valve that controls the flow of a fluid within an hydraulic deviceb_00015 hydraulic cylinders yes the cylindrical chamber of a device that produces hydraulic energyb_00016 hydraulic pumps andmotorsyes a pump and motor assembly used to provide a source o

11、f hydraulic energyb_00017 inserts into structuralmembersyes an integrated part of the product that is inserted into the ships structural elementsb_00018 integrated foundations yes the foundation elements that come with the product (for example, support legs)b_00019 label plates yes a piece of paper,

12、 metal, or other material that is attached to the product to provide information onitb_00020 mechanical hull fittings yes any hull-attached element that is mechanical in nature and used for the product (for example, ahinge)b_00021 motor controllers yes when not mounted ona group controlswitchboarda

13、device that governs an electric motor in some predetermined mannerb_00022 motor foundations yes the foundation elements of a motorb_00023 non-built in tanks no a liquid or gas container that is required by the product and that is not an integrated part of theproductb_00024 penetrations into structur

14、almembersyes an integrated part of the product that penetrates the ships structural elementsb_00025 pipe hangers yes a device which lends support to a pipeb_00026 pipe markings yes a mark or series of marks on the surface of a pipeb_00027 piping up to the flanged integralpart of the unit onlya syste

15、m of pipes used to carry a fluidb_00028 power supply dedicated branch circuitonlya source of electrical energyb_00029 remote indicatinginstrumentsno a separate device remotely connected to the product used for measuring and displaying avariableb_00030 resilient and sound mounts yes a device which le

16、nds flexible support to a product in order to reduce vibration and minimize noiseb_00031 strainers yes a porous or screen medium used ahead of the product to filter out harmful solid objects andparticles from a fluid streamb_00032 valve actuators yes a device used to control the rate of a fluid flow

17、 by opening or closing a valveb_00033 wiring dedicated branch circuitonlya system of wires used to carry electricityF2446 04 (2010)4TABLE A1.2 Mechanical and Software Product Class LibraryClassCodeClass Name Class Description1 ship a large vessel which travels over the seas, rivers, or lakes2 system

18、 an assembly of one or more items, with functional and physical relationshipsbetween them, which performs or can perform a clearly identified function asa whole. A system has both physical and functional properties.201 accommodation_system a group of interacting components designed for the crew and

19、passenger livingquarters202 alarm_system a means of warning to the operator if abnormal operating conditions aredetected in the equipment203 anchoring_and_mooring_system a system designed for securing a ship by attaching it to a fixed object or amooring buoy with chains or lines, or with anchors or

20、other devices.204 azimuth_thruster a propulsor consisting of a propeller driven from a vertical shaft, which rotatesabout its vertical axis205 ballast_system a system designed to ensure stability by adjusting the list, trim, and draft of aship206 brake_system a system that applies friction to a movi

21、ng surface to slow it down or bring it torest207 cargo_system a system designed to process cargo208 condition_and_monitoring_system a system that records and processes salient operating data from equipment sothat trends in its performance characteristics can be assessed for appropriateaction to avoi

22、d failures209 control_and_monitoring_system a device for controlling a process or activity210 data_logging_system a system used to measure and record a set of data over time211 electric_power_distribution_system a system used to provide a black box representation of all ship machineryelectrical tran

23、smission systems with limited internal details of such systems212 electric_power_generation_system a group of interacting components that generate electric power21201 combined_cycle_plant a plant comprised of a mix of diesel engines, gas turbines, and steam turbines21202 diesel_electric_plant an ele

24、ctric power plant which uses only a diesel engine as a prime mover21203 gas_turbine_plant an electric power plant that uses only gas turbine engines as prime movers21204 shaft_generator_system a marine electric generator that uses part of the ship main engines as its primemover21205 steam_power_plan

25、t a power plant that uses a steam turbine for generating electrical energy213 electrical_system a group of interacting electrical components214 fire_fighting_system a system designed for extinguishing fires21401 carbon_dioxide_system a fire extinguishing system in which the extinguishing agent is ca

26、rbon dioxide21402 halon_system a fire extinguishing system in which the extinguishing agent is halon21403 nitrogen_system a fire extinguishing system in which the extinguishing agent is nitrogen21404 sprinkling_system a system in which water flows through a nozzle that transforms water into aspray p

27、attern of fine droplets215 garbage_and_solid_waste_system a system designed to process garbage and solid waste material216 gland_seal_system a system that provides steam to the labyrinth packing glands located at turbinecasing penetrations217 hydraulic_system a system composed of machinery and auxil

28、iary components which function togenerate, transmit, control, and utilize hydraulic energy218 lifting_system a system designed to carry objects from a lower position to a higher position219 maneuvering_system a system used to perform planned movement or change from the straightsteady course and spee

29、d of a ship220 mechanical_transmission_system a system used to transmit torque at fixed or variable speed between primemovers and energy absorbers221 oil_mist_detection_system a system used in the diesel engines to prevent crankcase explosions222 piping_system a group of interacting piping component

30、s22201 air_system a system designed to process air22202 bilge_water_system a system used to drain liquid from machinery-space bilges, tank tops, shaftalleys, and watertight compartments located throughout a vessel22203 bleed_air_system a system designed to let air escape under controlled conditions

31、from a pipe,tank, or the like through a valve or outlet22204 compressed_air_system a system used to supply compressed air to locations throughout a vessel22205 drainage_system a piping system designed to remove water from surfaces or structures viagravity or pumps22206 exhaust_system a system design

32、ed for the escape of gases, fumes, combustion products, andodors from a mechanical device or an enclosure22207 feed_water_system a system used to regulate the flow of water into the steam drum of a boiler22208 flush_system a system designed to remove lodged deposits of rock fragments and otherdebris

33、 by water flow at high velocity22209 fresh_water_system a group of interacting mechanical and electrical components that control freshwater22210 fuel_injection_system a group of interacting piping components that control fuel injection22211 fueling_system a group of interacting piping components tha

34、t control fuel oil22212 fuel_supply_system a system used to purify, store, and deliver fuel to ship prime movers andauxiliary machinery22213 inert_gas_system a system used to handle inert gas22214 lubrication_system a system used to provide a film of lubricant in order to control friction and wear22

35、215 potable_water_system a group of interacting mechanical and electrical components that produces,distributes, and control potable water22216 sea_water_system a system that provides sea water to another systemF2446 04 (2010)5TABLE A1.2 ContinuedClassCodeClass Name Class Description22217 sewage_trea

36、tment_system a system used to separate, modify, remove, and destroy objectionable,hazardous, and pathogenic substances carried by wastewater in solution orsuspension22218 vacuum_system a system used to remove air or gas from an enclosed space22219 ventilation_system a system that provides movement,

37、circulation, and quality control of air in anenclosed space223 process_system a system that is involved in part of a process22301 air_conditioning_system a system designed for the maintenance of certain aspects of the environmentwithin a defined space to facilitate the function of that space; aspect

38、scontrolled include air temperature and motion, radiant heat level, moisture,and concentration of pollutants such as dust, microorganisms, and gases22303 chemical_treatment_system a system used to treat a fluid by the addition of chemicals22304 combustion_air_system a system used to provide air to a

39、 combustion process22305 condensate_system a system designed to transform a gas to a liquid22306 cooling_system a heat transfer system that is used for cooling processed fluids2230601 air_cooling_system a heat transfer system that is used for processing cooled air2230602 water_cooling_system a heat

40、transfer system that is used for reducing the water temperature22307 demineralizer_system a system designed to remove mineral constituents from water22308 distilling_system a system that distills fresh water from sea water22309 exhaust_gas_treatment_system a system used to treat exhaust gas by captu

41、ring or reducing undesirableemissions22310 filtration_system a system used to filter a gas or liquid in order to remove solids or otherimpurities22311 heating_system a system used to increase the temperature of a fluid22312 refrigeration_system a system designed for the cooling of a space or substan

42、ce below theenvironmental temperature224 propeller_system a system that creates the required thrust for ship movements using a screwpropeller225 propulsion_system a system that produces the required thrust for ship movement using fuel as theprimary energy source22501 electrical_propulsion_system a s

43、ystem where the propulsor is driven by an electric motor via a mechanicaltransmission system22502 mechanical_propulsion_system a system where the propulsor is driven by a prime mover via a mechanicaltransmissions system226 pump_jet_propulsor a propulsor that accelerates a large volume of water, draw

44、n in from beneath theship, and expels it as a high speed horizontal jet, setting up a sufficientreaction force to propel the vessel227 rudder_system a system comprised of the rudder, shaft, bearings, and associated componentsthat are part of the ship maneuvering system228 safety_system a means for a

45、utomatically altering the operating conditions of piece ofequipment in order to prevent damage to it229 starting_system a system used to set a piece of machinery into motion, until it can sustain itsmotion via its internal processes22901 electric_starting_system a system used to electrically set the

46、 machinery into motion, until it can sustainits motion via its internal processes22902 manual_starting_system a system used to manually set the machinery into motion, until it can sustain itsmotion via its internal processes22903 pneumatic_starting_system a system that uses pneumatic pressure to set

47、 the machinery into motion, until itcan sustain its motion via its internal processes230 steam_generation_system a group of interacting components that generate steam231 steering_control_mechanism a mechanism used to control the steering of a ship232 steering_system a means for altering the directio

48、n of propulsor thrust to control ship direction ofmovement233 water_jet_propulsor a machine which takes in water by means of a suitable inlet and ducting systemand accelerates the mass of water using an impeller and nozzle234 workshop_system a group of interacting components used for manufacturing a

49、nd repairing usingmachines and tools3 equipment a mechanical product that carries out a generally self contained function and toa large extent is treated as a single mechanical product for the purpose ofdesign, acquisition, or operation. A piece of equipment has both physical andfunctional properties301 control_equipment a piece of equipment that directs a function of the mechanical product30101 actuator a mechanical control device used to move or control another mechanical device3010101 electric_actuator a control device that is electrically operated3010102 hydraulic_actuator a cont