ISO-8862-1987.pdf
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1、 Foreword IS0 (the International Organization for Standardization) is a worldwide federation of national standards bodies (IS0 member bodies). The work of preparing International Standards is normally carried out through IS0 technical committees. Each member body interested in a subject for which a
2、technical committee has been established has the right to be represented on that committee. International organizations, govern- mental and non-governmental, in liaison with ISO, also take part in the work. Draft International Standards adopted by the technical committees are circulated to the membe
3、r bodies for approval before their acceptance as International Standards by the IS0 Council. They are approved in accordance with IS0 procedures requiring at least 75 % approval by the member bodies voting. International Standard IS0 8862 was prepared by Technical Committee ISO/TC 8, Shipbuilding an
4、d marine structures. Users should note that all International Standards undergo revision from time to time and that any reference made herein to any other International Standard implies its latest edition, unless otherwise stated. International Organization for Standardization, 1987 Printed in Switz
5、erland -,-,- INTERNATIONAL STANDARD IS0 8862 : 1987 (E) Air-conditioning and ventilation of machinery control-rooms on board ships - Design conditions and basis of calculations 0 introduction 4 Design conditions This International Standard is fundamentally based on IS0 7547, which is required to app
6、ly this International Stan- dard. 4.1 General The system shall be designed for conditions as follows : Outdoor air : + 35 OC and 70 % relative humidity Indoor air : + 27 OC Engine room air : + 45 OC NOTE - All temperatures stated are dry bulb temperatures. 1 Scope and field of application This Inter
7、national Standard specifies design conditions and suitable methods of calculation for air-conditioning and ventila- tion of the machinery control-room on board seagoing mer- chant ships for all conditions except those encountered in ex- tremely cold or hot climates (i.e. with a lower or higher en- t
8、halpy than that stated in 4.1). Applicable parts of the Standard can be used for similar spaces such as the control-room for pro- pulsion machinery. The annex provides guidance and details of good practice in the design of ventilation and air-conditioning systems for machinery control-rooms in ships
9、. NOTE - Users of this International Standard should note that, while observing the requirements of the Standard, they should at the same time ensure compliance with such statutory requirements, rules and regulations as may be applicable to the individual ship concerned. 2 References I S 0 7547, Air
10、-conditioning and ventilation of accommodation spaces on board ships - Design conditions and basis of calculations. IEC Publication 92, Electrical installations in ships - Part 101 : Definitions and general requirements. Part 504 : Special features - Control and instrumentation. 3 Definitions For th
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- ISO 8862 1987
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