1、* - - MIL-E-2q455 28 E 939970b 0392993 2 :This Socument has been approved for public release and sale; its distx5bution is unlimited. MIL-E-24455(SHIPS) 24 September 1971 SUPERSEDING MIL-E-23457A (SHIPS) (In Part) (See 6.5) MILITARY SPECIFICATION ENGINES, DIESEL, PROPULSION AND - AUXILIARY, HIGH SPE
2、ED, NAVAL SHIPBOARD 1. SCOPE B,I This specification covers propulsion and auxiliary diesel engines rated at 1500 revolutions per minute (r.p.m.) or above. Engines shall be manufacturers production models modif Lumber and Plywood Sheathed, Nailed and Bolted. MIL-P-116 - Preservation, Methods of. MIL-
3、B-131 - Barrier Material, Water Vaporproof, Flexible, Heat-Sealable. MIL-R-196 - Repair Parts for Internal Combustion Engines; Packaging of. MIL-B-233 - Boxes, Repair Parts, Storage. MIL-S-901 - Shock Tests, H. I. High Impact) ; Shipboard Machinery, Equipment MIL-A-5092 - Adhesive, Rubber Base, Gene
4、ral Purpose. ML-C-5584 - Containers, Shipping and Storage, Metal Reusable. MIL-T-5624 - Turbine Fuel, Aviation, Grades JP-4 and JP-5. MIL-F-7194 - Filter, Reciprocating Engine Induction Air, Aircraft. MIL-F-8901 - Filter/Separators, Aviation and Motor Fuel, Ground and Shipboard MIL-L-9000 - Lubricat
5、ing Oil, Shipboard Internal Combustion Engine, High MIL-C-9959 - Container, Flexible, Reusable, Water-Vaporproof. MIL-E-10062 - Engines: Preparation for Shipment and Storage of. MIL-M-10304 - Meters, Electrical Indicating, Panel Type, Ruggedized, General MIL-G-12803 - Gasket Materials, Non-Metallic.
6、 MIL-B-13239 - Barrier Material, Waterproofed, Flexible, All Temperatures. MIL-M-15071.- Manuals, Technical; Equipment and Systems Content Requirements For. MIL-P-15137 - $rovisioning Technical Documentation for Repair Parts for Electrical and Mechanical Equipment (Naval Shipboard Use). MIL-M-15337
7、- Mufflers, Exhaust, Internal Combustion Engine. MIL-S-i5371 - Starter, Engine Electrical (Kaval Shipboard Use). . MIL-C-15730 - Coolers, Fluid, Industrial, Naval Shipboard: Lubricating Oil, and Sys tems , Requirements For. Use, Performance Requirements and Test Procedures For. Output Diesel. Specif
8、ication for. Hydraulic Oil, and Fresh Water. FSC 2815 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-E-24455 (SHIPS) MI LITARY (continued) MIL-S-16032 - Switches, Shipboard Alarm System. MIL-T-1.6049 - Tachometers, Electrical, Self-Generating, M
9、echanical, Fixed MIL-1-16165 - Interference Shielding, Engine Electrical System. MIL-C-16173 - Corrosion Preventive Compound, Solvent Cutback, Cold-Application. MIL-F-16884 - Fuel Oil, Diesel, Marine. MIL-P-17286 - Propulsion and Auxiliary Steam Turbines and Gears (Including Repair Parts, Tools, Acc
10、essories and Instruments); Packaging of. MIL-E-17555 - Electronic and Electrical Equipment, Accessories and Repair Parts; Packaging and Packing of. MIL-C-18438 - Chargers, Battery, Generator Type. MIL-1-19528 - Inhibitor, Corrosion, Liquid Cooling System (Dichromate Type). MIL-F-20042 - Flanges , Pi
11、pe, Bronze (Si ver Brazing) . MIL-F-20627 - Filter Assembly and Filter Elements, Fluid, Pressure (For Engines MIL-F-20670 - Flanqes, Pipe, Carbon Steel, 150 P.S.I., W.S.P. (For Naval Mounting and Hand Held, and Vibrating Reed. with Liquid Fuel Injection Systems). Shipboard use). MIL-C-21121 - Cooler
12、s, Fluid, Industrial, Lubricating Oil and Fresh Water, Naval Shipboard. MIL-L-21260 - Lubricating Oil, Internal Combustion Engine, Preservative and Break-In. MIL-M-24365 - Maintenance Engineering Analysis: Establishment of, and Pro- cedures and Formats for Associated Documentation; General Speci fi
13、cati on for. MIL-1-24453 - Inhibitor, Corrosion, Soluble-Oil. MIL-1-26860 - Indicator, Humidity, Plug, Color Change. MIL-M-38761/2 - Microfilming and Photographing of Engineering/Technical Data and Related Documents: PCAM Card Preparation , Engineering Data Micro-Reproduction System: Tabulating Card
14、s for Naval Ship Systems. Microfilm Aperture and MIL-1-45208 - Inspection System Requirements MIL-F-52308 - Filter Element, Fluid Pressure. STANDARDS MILITARY MIL-STD-129 - Marking For Shipment and Storage. MIL-STD-130 - Identification Marking of U.S. Military Property. MIL-STD-167 - Mechanical Vibr
15、ations of Shipboard Equipment. MIL-STD-271 - Nondestructive Testing Requirements for Metals. MTL-STD-777 - Schedule of Piping, Valves, Fittings, and Associated Piping MIL-STD-1186 - Cushioning, Anchoring, Bracing, Blocking, and Waterproofing, . MS16142 - BOSS, Gasket Seal Straight Thread Tube Fittin
16、g, Standard Dimensions Components for Surface Ships. with Apprqpriate Test Methods. for. MS35802 - Filter Elements, Fluid, Pressure-Oil, Full-Flow. PUBLICAT IONS MILITARY NAVSBIPS 0900-003-8000 - Metals, Surface Inspection Acceptance Standards. NAVSHIPS 0900-003-9000 - Radiographic Standards For Pro
17、duction - Repair Welds. NAVSHIPS 0901-412-0002 - Naval Ships Technical Manual - Chapter 9412 - Diesel Engines Propulsion - General Purpose. (Copies of specifications, standards, drawings, and publications required by suppliers in connection with specific procurement functions should be obtained from
18、.the procuring activity or as directed by the contracting officer.) the extent-ib-K Unless otherwise indicated, the issue in effect on date of invitation for bids or request for proposal shall apply. 2.2 Other ublications. The following documents form a part of this specification to NATIONAL BUREAU
19、OF STANDARDS Handbook H28 - Screw Thread Standards For Federal Services, (Application for copies should be addressed to the Superintendent of Documents, Govern- ment Printing Office, Washington, D.C. 20402.) 2 I -_ - -. - _. _ Provided by IHSNot for ResaleNo reproduction or networking permitted with
20、out license from IHS-,-,-. MIL-E- 24455 (SHIPS 1 MIL-E-24455 28 m 9999906 0172995 b 202 Union Station, 516 West Jackson Boulevard, Chicago, Illinois 60606.) NATIONAL CLASSIFICATION BOARD National Motor Freight Classification Rules. Association, Inc., 1616 P Street N.W., Washington, D.C. 20036.) I (R
21、pplication for copies should be addressed to the National Motor Freight Traffic 3, REQUIREMENTS 3.1 En ine ratin . The engine horsepower rating and speed shall be as specified in 6.2 and in +-E icated on t e engine identification plate (see 3.26.1). This rated horsepower output, unless otherwise spe
22、cified in the contract or order, corresponds to full power Operation of the boat or ship, or its equipent under ship trial conditions, rated horsepower shall be not greater than the horsepower value chosen as the 100 percent “rated load“ condition for the first unit endurance test specified in 4.4.2
23、. This engine 3.1.1 Acceptance re uirements. It is the intent of this specification to procure current production engine + mode s with a demonstrated background of satisfactory service , experience under conditions comparable to those to which the procured engines will be iub- jected. are applied by
24、 the procurement document, the engine at the.time of the bid must have met at least one of the following requirements: Therefore, in addition to meeting all other requirements of this specification that WIFORM CLASS IF1 CATI ON COMMITTEE Uniform Freight Classification Rules. (a) The engine is essent
25、ially identical to an engine which has been accepted by the Naval Ship Engineering Center (NAVSEC) as having met the requiremects of this specification at the same or a higher power rating and brake mean effective pressure (bmep) . (b) Unless otherwise specified in the contract or order, the engine
26、shall be a current production item, or a type which the manufacturer will certify and has a background of 5000 hours satisfactory operation on at least one unit. The unit or units considered as verifying this experience factor shall be installed for a rated output at least equal to the rating specif
27、ied in the procurement involved. The engine supplier shall on specific request, provide detailed information as to where the units are located, who operates them, and insofar as practical, how they are used, This information shall be used when desired to verify the manufacturers stated compliance wi
28、th this experience requirement. 3.2 Materials. Corrosion resistant materials shall be used in saltwater system piping and components. these areas. Materials used in the construction of fuel and lubricating oil coolers and coolant heat exchangers shall be in accordance with MIL-C-21121 or MIL-C-15730
29、 except composition 70-30 copper-nickel alloy is acceptable where composition 90-10 is specified. Contact between dissimilar metals shall be avoided in order An interposing material which will minimize or eliminate Coated or painted cast iron or other ferrous metals are not acceptable in 3.2.1 Dissi
30、milar metals. to minimize galvanic corrosion. this galvanic effect may be used. 3.2.2 Aluminum parts. be protected from corrosion by one of the following methods: Aluminum parts, other than pistons, blowers and fuel pumps shall (a) (b) Exterior parts to be left unpainted shall be anodized. (c) Inter
31、ior parts in contact with oil do not require treatment. Exterior parts to be painted shall be anodized or treated with corrosion resistant chemical film. 3.2.3 Threaded holes in aluminum intended for bolts or screws for components or accessories normally removed or disassembled during routine mainte
32、nance or examination shall have steel inserts. Where insufficient basis metal exists, studs can be used without inserts. Dimension, including thread data and length, and complete instructions covering the removal and replacement of all inserts used shall be included in the engine instruction manual.
33、 - . - 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- - - MIL-E-24455 28 99999Ob OL9299b B PIL-2-24 15 5 (CHIPS 1 3.2.4 Magnesium alloys. Magnesium alloys shall not be used. 3.2.5 Coatings. No paint, plastic or zinc coating shall be applied to th
34、e interior of I gear covers, lubricating Oil Sumps or any other interior surfaces that will be in Contact with lubricating, fuel, or hydraulic oil. 3.2.6 Threaded fastenings. All threaded parts shall conform to Handbook H28. Nuts and other threaded fastenings on the engine and accessories shall be s
35、ecured by wire, lock- washers, cotter pins, clips or other means, in such manner as to positively prevent the part working loose under operating conditions. with general purpose wrenches. All drain plugs shall be readily removable 3.3 Standara operating conditions. The following operating conditions
36、 shall be used for the design and testing of the engine and accessories: Ambient air temperatures 10O0F. Barometric air pressure (dry) . 29.92 Fresh .water from engine . 160F. Exhaust back pressure . 2 inch Sea water outlet temperature 13O0F. inches mercury (Hg) (minimum -190OF. (maximum) Sea water
37、inlet temperature . 9 Oo F. (maximum) Iig . Lubricating oil temperature to engine or in gallery: (a) Propulsion engines with engine mounted coolers 225OF. (maximum). I (b) All other applications 200F. (maximum) . Fuel temperature to engine 115OF. (maximum) 3.4 Inclination. The engine, accessory comp
38、onents and piping systems shall be capable of operating in accordance with all the requirements of this specification and without loss of fluids, loss of lubricating oil pump suction, and without the connecting rod arid gears dipping into the oil under the following conditions: (a) (b) When the ship
39、 is operating at any angle from O to 15 degrees from the hori- When the ship is rolling up to 45 degrees either side or pitching up to 18 zontal, engine coupling end low. degrees. 3.5 Reliability and maintainability. 3.5.1 Reliability. 3.5.1.1 The principle of reliability is paramount and no comprom
40、ise of this principle shall be made *ith any other requirements nor during evaluation of the accept/reject tests which are too short to insure reliability during the long time intervals between scheduled overhauls. features shall be predicated on the following missions: 3.5.1.2 Unless otherwise spec
41、ified (see 6.2), the reliability and maintainability (a) operating intervals in emergencies or combat support missions. Preventive maintenance shall be deferred during this period. (b) Tne engine shall carry its rated load and specified partial loads (see 6.2) for at least 1000 hours for a successfu
42、l typical wartime mission. A minimal amount of shipboard preventive maintenance and a maximum amount of maneuvering is allowed during this period. (c) The engine shall perform numerous wartime missions without overhaul during at least 4000 operating hours. (d) The engine shall be designed to operate
43、 reliably in accordance with this specification for the specified total design life of 24,000 hours. The engine shall carry its rated full load continuously for numerous 48-hour I 4 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MIL-E-24455 28 E 999
44、9906 0172997 T-E MIL-E- 2 4 4 5 5 (SHI Ps 3.5.2 Maintainab-ity. 3-5.2.1 Maintainability goals. (a) (b) (c) Preventive maintenance during the operating intervals (see 3.5.1.2(a) shall (d) Overhaul parts and labor costs shall not exceed 50 percent of acquisition cost, Overhaul by means of parts replac
45、ement shall be accomplishable by onboard personnel and equipment. be deferable or eliminated if possible. than the block and crankshaft, shall be less than 24 hours. The maximum time to effect any repair action or to replace any part, other 3.6 Accesso e ui ment. Unless otherwise specified (see 6.2)
46、, the following accessories shall be fdw-engine: Sea water pump. Fresh water pump. Lubricating oil pressure pump. Fuel supply pump. Lubricating oil cooler. Fresh water cooler. Lubricating oil filter(s). Lubricating oil strainer (or oil pump screen). Intake air silencer. Turbocharger af tercooler. Fu
47、el oil filter. Fuel oil strainer (see 3.7.3.2). Temperature regulator or thermostat. Governor. Overspeed trip device or governor. Starting system. . Blower (2 cycle engines). Engine mounted controls. Lubricating oil low-pressure alarm switch. Fresh water high-temperature alarm switch. Reverse/reduct
48、ion gear (propulsion only) . Fuel oil booster pump (if required). Engine barring device. Turbocharger (if used). Emergency shutdown device. Other accessories or engine attached piping necessary for Satisfactory engine operation but which are not specified herein or in the contract or order shall be
49、furnished by the engine manufacturer. Unless otherwise specified in the contract or order, piping, including fitting and flanges, alarm systems, wiring, or mechanical linkage required to connect detached accessories, instruments, and controls to the engine, or to cooling water, fuel, starting air, electrical, exhaust, or lubrication systems, shall be furnished by the installing activity. 3.6.1 En ine crankcase and air box ex losion rotective devices or desi n. All iesel engines with + cy
