ASTM F2446-2004(2010) 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 imme

2、diately 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 This

3、 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 ofme

4、chanical and software products.1.2 RAM in an acronym for Reliability, Availability, boundary; equipment; hierarchy; maintain-ability; maintenance; reliability; ship; shipboard; shipboardequipment; ship reliability; vesselFIG. 1 Object Instantiation Process for Population and Data ExchangeF2446 04 (2

5、010)3ANNEX(Mandatory Information)A1. MECHANICAL AND SOFTWARE PRODUCT CLASS LIBRARYA1.1 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 requi

6、red for the proper operation of the productb_00002 attached indicating instruments yes an integrated part of the product used for measuring and displayinga variableb_00003 built-in tanks yes an integrated part of the product that is a container used for holdinga liquid or gasb_00004 coils yes one or

7、 more turns of wire through which an electric current travelsb_00005 cooling device yes a device used to lower or maintain the temperature of the product orone of its componentsb_00006 electric motors yes a motor that is powered by electricityb_00007 electrical hull fittings yes any hull-attached el

8、ement that is electrical in nature and used forthe product (for example, a plug)b_00008 electronic signal cabling dedicated branch circuit only a 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 removesolids or impur

9、itiesb_00010 flex connections yes a bendable device that joins two internal components of the productor the product with its environmentb_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_00

10、013 hull structural foundations no a hull structure that is used as the products foundationb_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_0001

11、6 hydraulic pumps and motors yes a pump and motor assembly used to provide a source of hydraulicenergyb_00017 inserts into structural members yes an integrated part of the product that is inserted into the shipsstructural elementsb_00018 integrated foundations yes the foundation elements that come w

12、ith the product (for example,support legs)b_00019 label plates yes a piece of paper, metal, or other material that is attached to theproduct to provide information on itb_00020 mechanical hull fittings yes any hull-attached element that is mechanical in nature and used forthe product (for example, a

13、 hinge)b_00021 motor controllers yes when not mounted on a groupcontrol switchboarda device that governs an electric motor in some predeterminedmannerb_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 produc

14、t and that isnot an integrated part of the productb_00024 penetrations into structuralmembersyes an integrated part of the product that penetrates the ships structuralelementsb_00025 pipe hangers yes a device which lends support to a pipeb_00026 pipe markings yes a mark or series of marks on the sur

15、face of a pipeb_00027 piping up to the flanged integral part ofthe unit onlya system of pipes used to carry a fluidb_00028 power supply dedicated branch circuit only a source of electrical energyb_00029 remote indicating instruments no a separate device remotely connected to the product used formeas

16、uring and displaying a variableb_00030 resilient and sound mounts yes a device which lends flexible support to a product in order to reducevibration and minimize noiseb_00031 strainers yes a porous or screen medium used ahead of the product to filter outharmful solid objects and particles from a flu

17、id streamb_00032 valve actuators yes a device used to control the rate of a fluid flow by opening or closinga valveb_00033 wiring dedicated branch circuit only a system of wires used to carry electricityF2446 04 (2010)4TABLE A1.2 Mechanical and Software Product Class LibraryClassCodeClass Name Class

18、 Description1 ship a large vessel which travels over the seas, rivers, or lakes2 system an assembly of one or more items, with functional and physicalrelationships between them, which performs or can perform aclearly identified function as a whole. A system has both physicaland functional properties

19、.201 accommodation_system a group of interacting components designed for the crew andpassenger living quarters202 alarm_system a means of warning to the operator if abnormal operating conditionsare detected in the equipment203 anchoring_and_mooring_system a system designed for securing a ship by att

20、aching it to a fixedobject or a mooring buoy with chains or lines, or with anchors orother devices.204 azimuth_thruster a propulsor consisting of a propeller driven from a vertical shaft,which rotates about its vertical axis205 ballast_system a system designed to ensure stability by adjusting the li

21、st, trim, anddraft of a ship206 brake_system a system that applies friction to a moving surface to slow it down orbringittorest207 cargo_system a system designed to process cargo208 condition_and_monitoring_system a system that records and processes salient operating data fromequipment so that trend

22、s in its performance characteristics can beassessed for appropriate action to avoid 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 syst

23、em used to provide a black box representation of all shipmachinery electrical transmission systems with limited internaldetails 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 d

24、iesel engines, gas turbines, andsteam turbines21202 diesel_electric_plant an electric power plant which uses only a diesel engine as a primemover21203 gas_turbine_plant an electric power plant that uses only gas turbine engines as primemovers21204 shaft_generator_system a marine electric generator t

25、hat uses part of the ship main enginesas its prime mover21205 steam_power_plant a power plant that uses a steam turbine for generating electricalenergy213 electrical_system a group of interacting electrical components214 fire_fighting_system a system designed for extinguishing fires21401 carbon_diox

26、ide_system a fire extinguishing system in which the extinguishing agent iscarbon 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 isnitrogen21404 sprinkling_system a syste

27、m in which water flows through a nozzle that transformswater into a spray pattern 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 locatedat turbine casin

28、g penetrations217 hydraulic_system a system composed of machinery and auxiliary components whichfunction to generate, transmit, control, and utilize hydraulic energy218 lifting_system a system designed to carry objects from a lower position to a higherposition219 maneuvering_system a system used to

29、perform planned movement or change from thestraight steady course and speed of a ship220 mechanical_transmission_system a system used to transmit torque at fixed or variable speed betweenprime movers and energy absorbers221 oil_mist_detection_system a system used in the diesel engines to prevent cra

30、nkcaseexplosions222 piping_system a group of interacting piping components22201 air_system a system designed to process air22202 bilge_water_system a system used to drain liquid from machinery-space bilges, tanktops, shaft alleys, and watertight compartments located throughouta vessel22203 bleed_air

31、_system a system designed to let air escape under controlled conditions froma pipe, tank, or the like through a valve or outlet22204 compressed_air_system a system used to supply compressed air to locations throughout avessel22205 drainage_system a piping system designed to remove water from surface

32、s orstructures via gravity or pumps22206 exhaust_system a system designed for the escape of gases, fumes, combustionproducts, and odors from a mechanical device or an enclosureF2446 04 (2010)5TABLE A1.2 ContinuedClassCodeClass Name Class Description22207 feed_water_system a system used to regulate t

33、he flow of water into the steam drum of aboiler22208 flush_system a system designed to remove lodged deposits of rock fragments andother debris by water flow at high velocity22209 fresh_water_system a group of interacting mechanical and electrical components thatcontrol fresh water22210 fuel_injecti

34、on_system a group of interacting piping components that control fuel injection22211 fueling_system a group of interacting piping components that control fuel oil22212 fuel_supply_system a system used to purify, store, and deliver fuel to ship prime moversand auxiliary machinery22213 inert_gas_system

35、 a system used to handle inert gas22214 lubrication_system a system used to provide a film of lubricant in order to controlfriction and wear22215 potable_water_system a group of interacting mechanical and electrical components thatproduces, distributes, and control potable water22216 sea_water_syste

36、m a system that provides sea water to another system22217 sewage_treatment_system a system used to separate, modify, remove, and destroyobjectionable, hazardous, and pathogenic substances carried bywastewater in solution or suspension22218 vacuum_system a system used to remove air or gas from an enc

37、losed space22219 ventilation_system a system that provides movement, circulation, and quality control ofair in an enclosed 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 theenvironment wi

38、thin a defined space to facilitate the function of thatspace; aspects controlled include air temperature and motion,radiant heat level, moisture, and concentration of pollutants suchas dust, microorganisms, and gases22303 chemical_treatment_system a system used to treat a fluid by the addition of ch

39、emicals22304 combustion_air_system a system used to provide air to a 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 i

40、s used for processing cooled air2230602 water_cooling_system a heat transfer system that is used for reducing the watertemperature22307 demineralizer_system a system designed to remove mineral constituents from water22308 distilling_system a system that distills fresh water from sea water22309 exhau

41、st_gas_treatment_system a system used to treat exhaust gas by capturing or reducingundesirable emissions22310 filtration_system a system used to filter a gas or liquid in order to remove solids orother impurities22311 heating_system a system used to increase the temperature of a fluid22312 refrigera

42、tion_system a system designed for the cooling of a space or substance belowthe environmental temperature224 propeller_system a system that creates the required thrust for ship movements usinga screw propeller225 propulsion_system a system that produces the required thrust for ship movement usingfuel

43、 as the primary energy source22501 electrical_propulsion_system a system where the propulsor is driven by an electric motor via amechanical transmission system22502 mechanical_propulsion_system a system where the propulsor is driven by a prime mover via amechanical transmissions system226 pump_jet_p

44、ropulsor a propulsor that accelerates a large volume of water, drawn in frombeneath the ship, and expels it as a high speed horizontal jet,setting up a sufficient reaction force to propel the vessel227 rudder_system a system comprised of the rudder, shaft, bearings, and associatedcomponents that are

45、 part of the ship maneuvering system228 safety_system a means for automatically altering the operating conditions of pieceof equipment in order to prevent damage to it229 starting_system a system used to set a piece of machinery into motion, until it cansustain its motion via its internal processes2

46、2901 electric_starting_system a system used to electrically set the machinery into motion, until itcan sustain its motion via its internal processes22902 manual_starting_system a system used to manually set the machinery into motion, until itcan sustain its motion via its internal processes22903 pne

47、umatic_starting_system a system that uses pneumatic pressure to set the machinery intomotion, until it can 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 stee

48、ring of a ship232 steering_system a means for altering the direction of propulsor thrust to control shipdirection of movement233 water_jet_propulsor a machine which takes in water by means of a suitable inlet andducting system and accelerates the mass of water using animpeller and nozzleF2446 04 (20

49、10)6TABLE A1.2 ContinuedClassCodeClass Name Class Description234 workshop_system a group of interacting components used for manufacturing andrepairing using machines and tools3 equipment a mechanical product that carries out a generally self containedfunction and to a large extent is treated as a single mechanicalproduct for the purpose of design, acquisition, or operation. Apiece of equipment has both physical and functional properties301 control_equipment a piece of equipment that directs a function of the mechanicalproduct30101 actuator a mechanical control device used to move