DIN EN ISO 7547-2009 Ships and marine technology - Air-conditioning and ventilation of accomodation spaces - Design conditions and basis of calculations (ISO 7547 2002)(includes Co.pdf

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1、September 2009DEUTSCHE NORM English price group 11No part of this standard may be reproduced without prior permission ofDIN Deutsches Institut fr Normung e. V., Berlin. Beuth Verlag GmbH, 10772 Berlin, Germany,has the exclusive right of sale for German Standards (DIN-Normen).ICS 47.020.80; 47.020.90

2、!$YaA“1546230www.din.deDDIN EN ISO 7547Ships and marine technology Air-conditioning and ventilation of accomodation spaces Corrigendum AC:2009)English version of DIN EN ISO 7547:2009-09Schiffe und Meerestechnik Klimatisierung und Lftung von Unterkunftsrumen auf Schiffen Grundlagen fr Entwurf und Aus

3、legung (ISO 7547:2002) (enthlt Berichtigung AC:2009)Englische Fassung DIN EN ISO 7547:2009-09SupersedesDIN EN ISO 7547:2005-03www.beuth.deDocument comprises 18 pagesDesign conditions and basis of calculations (ISO 7547:2002) (includesDIN EN ISO 7547:2009-09 2 National foreword This standard has been

4、 prepared by Technical Committee ISO/TC 8 “Ships and marine technology” in collaboration with Technical Committee CEN/TC 300 “Sea-going vessels and marine technology” (Secretariat: DIN, Germany). The responsible German body involved in its preparation was the Normenstelle Schiffs- und Meerestechnik

5、(Shipbuilding and Marine Technology Standards Committee), Technical Committee NA 132-02-03 AA Lftungs-, Klima- und Kltetechnik. The DIN Standard corresponding to the International Standard referred to in this document is as follows: ISO 31-4 DIN 1304-1 Amendments This standard differs from DIN ISO 7

6、547:1990-03 as follows: a) The revised standard ISO 7547:2002 has been adopted as European Standard. b) The text of the standard has been editorially revised. Compared with DIN EN ISO 7547:2005-03, the following corrections have been made: c) In subclause 5.2.1, the formula has been corrected. d) In

7、 Table 2, the unit has been corrected. e) f) In subclause A.5, “2 K” has been replaced with “2 K”. Previous editions DIN ISO 7547: 1990-03 DIN EN ISO 7547: 2005-03 National Annex NA (informative) Bibliography DIN 1304-1, Letter symbols for physical quantities Symbols for general use In subclause 5.3

8、, in the formula, “K” has been replaced with “k”. EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN ISO 7547 December 2004 +AC January 2009 ICS 47.020.80; 47.020.90 English version Ships and marine technology Air-conditioning and ventilation of accommodation spaces Design conditions and basis of

9、calculations (ISO 7547:2002, including Cor. 1:2008) Navires et technologie maritime Conditionnement dair et ventilation des emmnagements Conditions de conception et bases de calcul (ISO 7547:2002, inclus Cor. 1:2008 )Schiffe und Meerestechnik Klimatisierung und Lftung von Unterkunftsrumen auf Schiff

10、en Grundlagen fr Entwurf und Auslegung (ISO 7547:2002, einschlie EN ISO 7547:2004 was approved by CEN on 2004-12-21 and Corrigendum AC on 21 January 2009. CEN members are bound to comply with the CEN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the st

11、atus of a national standard without any alteration. Up-to-date lists and bibliographical references concerning such national standards may be obtained on application to the Management Centre or to any CEN member. The European Standards exist in three official versions (English, French, German). A ve

12、rsion in any other language made by translation under the responsibility of a CEN member into its own language and notified to the Management Centre has the same status as the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denm

13、ark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Switzerland, and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALIS

14、ATIONEUROPISCHES KOMITEE FR NORMUNG Management Centre: rue de Stassart, 36 B-1050 Brussels 2009 CEN All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN ISO 7547:2004+AC:2009 E ich Cor. 1:2008) lContents Page Foreword3 1 Scope 4 2 Normative

15、 references 4 3 Terms and definitions .4 4 Design conditions .5 4.1 General .5 4.2 Summer temperatures and humidities 5 4.3 Winter temperatures .5 4.4 Outdoor air .5 4.5 Occupancy .6 5 Calculation of heat gains and losses 6 5.1 Applicability .6 5.2 Heat transmission .6 5.3 Solar heat gain 10 5.4 Hea

16、t gain from persons . 10 5.5 Heat gain from lighting and other sources 11 6 Airflow calculation . 11 6.1 Volume of space . 11 6.2 Supply airflow . 11 6.3 Temperature of supply airflow 12 6.4 Exhaust airflow . 12 6.5 Air balance 12 Annex A (informative) Guidance and good practice in the design of ven

17、tilation and air-conditioning systems in ships . 13 Annex B (informative) Thermal conductivities of commonly used construction materials . 16 2 EN ISO 7547:2004+AC:2009 (E) DIN EN ISO 7547:2009-09 Foreword The text of ISO 7547:2002 has been prepared by Technical Committee ISO/TC 8 “Ships and marine

18、technology” of the International Organization for Standardization (ISO) and has been taken over as EN ISO 7547:2004 by Technical Committee CEN/TC 300 “Sea-going vessels and marine technology”, the secretariat of which is held by DIN. This European Standard shall be given the status of a national sta

19、ndard, either by publication of an identical text or by endorsement, at the latest by June 2005, and conflicting national standards shall be withdrawn at the latest by June 2005. According to the CEN/CENELEC Internal Regulations, the national standards organizations of the following countries are bo

20、und to implement this European Standard: Austria, Belgium, Bulgaria, Cyprus, Czech Republic, Denmark, Estonia, Finland, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden,

21、Switzerland and the United Kingdom. Endorsement notice The text of ISO 7547:2002 Cor. 1:2008 has been approved by CEN as EN ISO 7547:2004+AC:2009 any modifications. 3 DIN EN ISO 7547:2009-09 EN ISO 7547:2004+AC:2009 (E) including without 1 Scope This International Standard specifies design condition

22、s and methods of calculation for air-conditioning and ventilation of accommodation spaces and the radio cabin on board seagoing merchant ships for all conditions except those encountered in extremely cold or hot climates (i.e. with lower or higher conditions than those stated in 4.2 and 4.3). Annex

23、A provides guidance and details of good practice in the design of ventilation and air-conditioning systems in ships. Annex B gives the thermal conductivities of commonly used construction materials. Users of this International Standard should note that, while observing the requirements of this Inter

24、national Standard, they should at the same time ensure compliance with statutory requirements, rules and regulations as may be applicable to the individual ship concerned. 2 Normative references The following normative documents contain provisions which, through reference in this text, constitute pr

25、ovisions of this International Standard. For dated references, subsequent amendments to, or revisions of, any of these publications do not apply. However, parties to agreements based on this International Standard are encouraged to investigate the possibility of applying the most recent editions of

26、the normative documents indicated below. For undated references, the latest edition of the normative document referred to applies. Members of ISO and IEC maintain registers of currently valid International Standards. ISO 31-4:1992, Quantities and units Part 4: Heat ISO 3258:1976, Air distribution an

27、d air diffusion Vocabulary 3 Terms and definitions For the purposes of this International Standard, the definitions given in ISO 31-4, ISO 3258 and the following apply. 3.1 accommodation space used as public rooms, cabins, offices, hospitals, cinemas, games and hobby rooms, hairdressing saloons and

28、pantries without cooking appliances 3.2 air-conditioning form of air treatment whereby temperature, humidity, ventilation and air cleanliness are all controlled within limits prescribed for the enclosure to be air-conditioned N1)N1) ational footnote: On German ships the “Technische Regeln fr Bau und

29、 Ausrstung von Unterkunftsrumen auf Seeschiffen” (Technical rules for the construction and equipping of crew accomodations on marine ships) which implements the Verordnung ber die Unterbringung der Besatzungsmitglieder an Bord von Kauffahrteischiffen (German Regulation for crew accomodations on boar

30、d merchant ships) shall be observed. Obtainable from: Bundesgesetzblatt, Sderstrae 119, 53175 Bonn. 4 EN ISO 7547:2004+AC:2009 (E) DIN EN ISO 7547:2009-09 N3.3 ventilation provision of air to an enclosed space, sufficient for the needs of the occupants or the process 3.4 relative humidity ratio, in

31、humid air, expressed as a percentage, of the water vapour actual pressure to the saturated vapour pressure at the same dry bulb temperature 3.5 dry bulb temperature temperature indicated by a dry temperature-sensing element shielded from the effects of radiation EXAMPLE The bulb of a mercury-in-glas

32、s thermometer is an example of a dry temperature-sensing element. 4 Design conditions 4.1 General The system shall be designed for the indoor air conditions specified in 4.2 and 4.3 in all accommodation spaces defined in 3.1 at the stated outdoor air conditions and the outdoor supply airflow, ventil

33、ation and air balance given in 6.2.1, 6.2.2 and 6.5 respectively. NOTE All temperatures stated are dry bulb temperatures. 4.2 Summer temperatures and humidities Summer temperatures and humidities are as follows: a) Outdoor air: + 35 C and 70 % humidity; b) Indoor air: + 27 C and 50 % humidity. NOTE

34、In practice, the indoor air conditions obtained, especially humidity, can be different from those stated. 4.3 Winter temperatures Winter temperatures are as follows: a) Outdoor air: 20 C; b) Indoor air: + 22 C. NOTE This International Standard does not specify requirements for humidification in wint

35、er. 4.4 Outdoor air The minimum quantity of outdoor air shall be not less than 40 % of the total air supplied to the spaces concerned. N2)National footnote: See information in Annex A, A.9. 5 DIN EN ISO 7547:2009-09 EN ISO 7547:2004+AC:2009 (E) N )24.5 Occupancy The number of persons to be allowed f

36、or in the various accommodation spaces shall be as follows, unless otherwise stated by the purchaser. a) Cabins: the maximum number of persons for which the cabin was designed; b) Public rooms such as saloons, mess- or dining-rooms and recreation rooms: the number of persons who can be seated or, in

37、 the case where the purchaser does not specify: i) one person per 2 m2floor area for saloons; ii) one person per 1,5 m2floor area for mess- or dining-rooms; iii) one person per 5 m2floor area for recreation-rooms; c) Captains and chief engineers day-room: four persons; d) Other private day-rooms: th

38、ree persons; e) Hospital: the number of beds plus two; f) Gymnasium, games-room: four persons; g) First-aid-room: two persons; h) Offices: two persons. 5 Calculation of heat gains and losses 5.1 Applicability For the calculation of summer conditions, 5.2 to 5.5 inclusive shall apply. For the calcula

39、tion of winter conditions, 5.2 only shall apply. 5.2 Heat transmission 5.2.1 Method of calculation The following formula shall be used for calculating the transmission losses or gains, in watts, for each separate surface: 6 ()()vv ggT kA kA=+ EN ISO 7547:2004+AC:2009 (E) DIN EN ISO 7547:2009-09 wher

40、e T is the difference in air temperature, in kelvins, (for the difference of air temperature between air-conditioned and non-air-conditioned internal spaces, see 5.2.2); kvis the total heat transfer coefficient, in watts per square metre kelvin, for the surface Av(see 5.2.3); Avis the surface, in sq

41、uare metres, excluding side scuttles and rectangular windows (glazing + 200 mm) (see Figures 1 and 2); kgis the total heat transfer coefficient, in watts per square metre kelvin, for the surface Ag(see 5.2.3); Agis the area, in square metres, of side scuttles and rectangular windows (glazing + 200 m

42、m) (see Figures 1 and 2). Dimensions in millimetres Dimensions in millimetres Figure 1 Side scuttles Figure 2 Rectangular windows 5.2.2 Temperature differences between adjoining internal spaces For differences of air temperature, T, in kelvins, between conditioned and non-air-conditioned internal sp

43、aces, see Table 1. Table 1 Temperature differences between adjoining internal spaces T, K Deck or bulkhead Summer Winter Deck against tank provided with heating 43 Deck with bulkhead against boiler-room 28 Deck and bulkhead against engine-room and against non-air-conditioned gallery 18 17 Deck and b

44、ulkhead against non-heated tanks, cargo spaces and equivalent 13 42 Deck and bulkhead against laundry 11 17 Deck and bulkhead against public sanitary space 6 0 Deck and bulkhead against private sanitary space a) with any part against exposed external surface 2 0 b) not exposed 1 0 c) with any part a

45、gainst engine/boiler-room 6 0 Bulkhead against alleyway 2 5 NOTE It is understood that means of heating are provided in exposed sanitary spaces.7 DIN EN ISO 7547:2009-09 EN ISO 7547:2004+AC:2009 (E) 5.2.3 Total heat transfer coefficients The values for the total heat transfer coefficients, k, in wat

46、ts per square metre kelvin, given in Table 2 assume that adequate thermal insulation is provided on all surfaces exposed to outdoor conditions or adjoining hot or cold spaces, or hot equipment or pipework. The values given in Table 2 shall be used where appropriate, unless otherwise advised by the p

47、urchaser. For other cases, a method calculation of coefficient is given in 5.2.4. 5.2.4 Calculation of heat transfer coefficient The heat transfer coefficient shall be calculated as follows: Lb11dM Mk+=+where k is the total heat transfer coefficient, in watts per square metre kelvin W/(m2K); is the

48、coefficient of heat transfer for surface air, in watts per square metre kelvin W/(m2K), as follows: = 80 W/(m2K) for outer surface exposed to wind (20 m/s), = 8 W/(m2K) for inside surface not exposed to wind (0,5 m/s); d is the thickness of material, in metres; is the thermal conductivity, in watts

49、per metre kelvin W/(mK); MLis the thermal insulance for an air gap, in square metres kelvin per watt m2K/W); Mbis the thermal insulance between different layers of material, in square metres kelvin per watt m2K/W); is a correction factor for steel structure as follows: = 1,2 for insulation in accordance with Figure 3, = 1,45 for insulation in accordance with Figure 4. Figure 3 Plane insulation of uniform thickness Figure 4 Corrugated insulation of uniform thic