EN 16905-1-2017 en Gas-fired endothermic engine driven heat pumps - Part 1 Terms and definitions《燃气吸热发动机驱动的热泵 第1部分 术语和定义》.pdf

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1、BS EN 16905-1:2017Gas-fired endothermic enginedriven heat pumpsPart 1: Terms and definitionsBSI Standards PublicationWB11885_BSI_StandardCovs_2013_AW.indd 1 15/05/2013 15:06BS EN 16905-1:2017 BRITISH STANDARDNational forewordThis British Standard is the UK implementation of EN 16905-1:2017.The UK pa

2、rticipation in its preparation was entrusted to TechnicalCommittee GSE/37, Gas fired sorption and laundering appliances.A list of organizations represented on this committee can beobtained on request to its secretary.This publication does not purport to include all the necessaryprovisions of a contr

3、act. Users are responsible for its correctapplication. The British Standards Institution 2017. Published by BSI Standards Limited 2017ISBN 978 0 580 90768 5ICS 01.040.27; 27.080Compliance with a British Standard cannot confer immunity fromlegal obligations.This British Standard was published under t

4、he authority of theStandards Policy and Strategy Committee on 31 March 2017.Amendments/corrigenda issued since publicationDate Text affectedBS EN 16905-1:2017EUROPEAN STANDARD NORME EUROPENNE EUROPISCHE NORM EN 16905-1 March 2017 ICS 01.040.27; 27.080 English Version Gas-fired endothermic engine dri

5、ven heat pumps - Part 1: Terms and definitions Pompes chaleur moteur endothermique aliment au gaz - Partie 1 : Termes et dfinitions Gasbefeuerte endothermische Motor-Wrmepumpen - Teil 1: Begriffe This European Standard was approved by CEN on 9 January 2017. CEN members are bound to comply with the C

6、EN/CENELEC Internal Regulations which stipulate the conditions for giving this European Standard the status 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 CEN-CENELEC Management C

7、entre or to any CEN member. This European Standard exists in three official versions (English, French, German). A version in any other language made by translation under the responsibility of a CEN member into its own language and notified to the CEN-CENELEC Management Centre has the same status as

8、the official versions. CEN members are the national standards bodies of Austria, Belgium, Bulgaria, Croatia, Cyprus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Neth

9、erlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and United Kingdom. EUROPEAN COMMITTEE FOR STANDARDIZATION COMIT EUROPEN DE NORMALISATION EUROPISCHES KOMITEE FR NORMUNG CEN-CENELEC Management Centre: Avenue Marnix 17, B-1000 Brussels 2017 CE

10、N All rights of exploitation in any form and by any means reserved worldwide for CEN national Members. Ref. No. EN 16905-1:2017 EBS EN 16905-1:2017EN 16905-1:2017 (E) 2 Contents PageEuropean foreword . 3 1 Scope 4 1.1 Scope of EN 16905 series 4 1.2 Scope of EN 16905-1 . 4 2 Normative references 4 3

11、Terms and definitions . 5 4 Denomination 24 Bibliography . 25 Index 26 BS EN 16905-1:2017EN 16905-1:2017 (E) 3 European foreword This document (EN 16905-1:2017) has been prepared by Technical Committee CEN/TC 299 “Gas-fired sorption appliances, indirect fired sorption appliances, gas-fired endotherm

12、ic engine heat pumps and domestic gas-fired washing and drying appliances”, the secretariat of which is held by UNI. This European Standard shall be given the status of a national standard, either by publication of an identical text or by endorsement, at the latest by September 2017, and conflicting

13、 national standards shall be withdrawn at the latest by September 2017. Attention is drawn to the possibility that some of the elements of this document may be the subject of patent rights. CEN shall not be held responsible for identifying any or all such patent rights. This standard comprises the f

14、ollowing parts under the general title, Gas-fired endothermic engine driven heat pumps: Part 1: Terms and definitions; Part 2: Safety (WI 00299025; currently in preparation); Part 3: Test conditions; Part 4: Test methods; Part 5: Calculation of seasonal performances in heating and cooling mode. EN 1

15、6905-1, prEN 16905-2, EN 16905-3, EN 16905-4 and EN 16905-5 have been prepared to address the essential requirements of the European Directive 2009/142/EC relating to appliances burning gaseous fuels (see prEN 16905-2:201X, Annex ZA for safety aspects and EN 16905-5:2017, Annex ZA for rational use o

16、f energy aspects). These documents are linked to the Energy Related Products Directive (2009/125/EC) in terms of tests conditions, tests methods and seasonal performances calculation methods under Mandate M/535; (see EN 16905-3:2017, Annex ZA, EN 16905-4:2017, Annex ZA, EN 16905-5:2017, Annex ZA and

17、 prEN 16905-2:201X, Annex ZB). These documents will be reviewed whenever new mandates could apply. According to the CEN-CENELEC Internal Regulations, the national standards organisations of the following countries are bound to implement this European Standard: Austria, Belgium, Bulgaria, Croatia, Cy

18、prus, Czech Republic, Denmark, Estonia, Finland, Former Yugoslav Republic of Macedonia, France, Germany, Greece, Hungary, Iceland, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, Serbia, Slovakia, Slovenia, Spain, Sweden, Switzerland, Turkey and

19、the United Kingdom. BS EN 16905-1:2017EN 16905-1:2017 (E) 4 1 Scope 1.1 Scope of EN 16905 series This European Standard specifies the requirements, test methods and test conditions for the rating and performance calculation of air conditioners and heat pumps using either air, water or brine as heat

20、transfer media, with gas-fired endothermic engine driven compressors when used for space heating, cooling and refrigeration, hereafter referred to as “GEHP appliance”. This European Standard only applies to appliances with a maximum heat input (based on net calorific value) not exceeding 70 kW at st

21、andard rating conditions. This European Standard only applies to appliances under categories I2H, I2E, I2Er, I2R, I2E(S)B, I2L, I2LL, I2ELL, I2E(R)B, I2ESi, I2E(R), I3P, I3B, I3B/P, II2H3+, II2Er3+, II2H3B/P, II2L3B/P, II2E3B/P, II2ELL3B/P, II2L3P, II2H3P, II2E3Pand II2Er3Paccording to EN 437. This

22、European Standard only applies to appliances having: a) gas fired endothermic engines under the control of fully automatic control systems;b) closed system refrigerant circuits in which the refrigerant does not come into direct contact withthe fluid to be cooled or heated;c) where the temperature of

23、 the heat transfer fluid of the heating system (heating water circuit) doesnot exceed 105 C during normal operation;d) where the maximum operating pressure in the:1) heating water circuit (if installed) does not exceed 6 bar2) domestic hot water circuit (if installed) does not exceed 10 bar.This Eur

24、opean Standard applies to appliances only when used for space heating or space cooling or for refrigeration, with or without heat recovery. The appliances having their condenser cooled by air and by the evaporation of external additional water are not covered by this European Standard. Packaged unit

25、s, single split and multisplit systems are covered by this European Standard. Single duct and double duct units are covered by this European Standard. The above appliances can have one or more primary or secondary functions. This European Standard is applicable to appliances that are intended to be

26、type tested. Requirements for appliances that are not type tested would need to be subject to further consideration. In the case of packaged units (consisting of several parts), this European Standard applies only to those designed and supplied as a complete package. NOTE All the symbols given in th

27、is text are used regardless of the language used. 1.2 Scope of EN 16905-1 This part of EN 16905 series specifies the terms and definitions of gas-fired endothermic engine driven heat pumps for heating and/or cooling mode including the engine heat recovery. 2 Normative references Not applicable. BS E

28、N 16905-1:2017EN 16905-1:2017 (E) 5 3 Terms and definitions For the purposes of this document, the following terms and definitions apply. 3.1 Appliance and its constituents: 3.1.1 air conditioner encased assembly or assemblies designed as a unit to provide delivery of conditioned air to an enclosed

29、space (room for instance) or zone Note 1 to entry: It includes a refrigeration system for cooling and possibly dehumidifying the air. Note 2 to entry: It can have means for heating, circulating, cleaning and humidifying the air. If the unit provides heating by reversing the refrigerating cycle, then

30、 it is a heat pump. 3.1.2 close control air conditioner air conditioner to satisfy the requirements of the process carried out in the air conditioned room 3.1.3 control cabinet air conditioner air conditioner to satisfy the requirements of the control cabinet 3.1.4 double-duct air conditioner air co

31、nditioner in which, during cooling or heating, the condenser (or evaporator) intake air is introduced from the outdoor environment to the unit by a duct and rejected to the outdoor environment by a second duct, and which is placed wholly inside the place to be conditioned, near a wall 3.1.5 engine h

32、eat recovery recovery of residual heat energy from the engine by means of a heat exchanger 3.1.6 engine heat recovery heat exchanger heat exchanger assembly which is designed to transfer the residual heat energy to the engine heat recovery medium 3.1.7 exhaust air air from the air conditioned space

33、entering the outdoor heat exchanger 3.1.8 brine heat transfer medium that has a freezing point lower than the freezing point of water 3.1.9 gas carrying circuit assembly of parts of the GEHP appliance that carry or contain supplied gas or process gas Note 1 to entry: This circuit includes the gas ci

34、rcuit. BS EN 16905-1:2017EN 16905-1:2017 (E) 6 3.1.10 gas circuit assembly of parts of the GEHP appliance that carry or contain the supplied gas between the gas inlet connection and the outlet of the safety shut-off valves 3.1.11 gas inlet connection part of the GEHP appliance intended to be connect

35、ed to the gas supply 3.1.12 gas rate adjuster component allowing the gas rate of a gas mixture equipment to be brought to a predetermined value according to the supply conditions Note 1 to entry: The action of operating this device is called “adjustment of the gas rate”. Note 2 to entry: E.g. gas mi

36、xer. 3.1.13 GEHP appliance gas-fired endothermic engine driven heat pump 3.1.14 heat pump encased assembly or assemblies designed as a unit to provide delivery of heat Note 1 to entry: It includes a refrigeration system for heating. Note 2 to entry: It can have means for cooling, circulating, cleani

37、ng and dehumidifying the air. The cooling is by means of reversing the refrigerating cycle. 3.1.15 heat recovery recovery of heat rejected by the unit whose primary control is in the cooling mode by means of either an additional heat exchanger (e.g. a liquid chiller with an additional condenser) or

38、by transferring the heat through the refrigerating system for use by units whose primary control remains in heating mode (e.g. variable refrigerant flow with simultaneous cooling and heating operation) 3.1.16 heat recovery heat exchanger heat exchanger assembly which is designed to transfer heat to

39、the heat recovery medium 3.1.17 heat transfer medium medium (water, air ) used for the transfer of the heat without changing the state 3.1.18 ignition device means (e.g. electrical, etc.) used to ignite the gas admitted to the internal combustion engine BS EN 16905-1:2017EN 16905-1:2017 (E) 7 3.1.19

40、 indoor heat exchanger heat exchanger which is designed to transfer heat between the refrigerant and the indoor heat transfer medium Note 1 to entry: In the case of an air conditioner operating in the cooling mode, this is the evaporator. In the case of an air conditioner operating in heating mode,

41、this is the condenser. Note 2 to entry: In case the indoor heat transfer is water or brine, the indoor heat exchanger is also placeable at outdoor. 3.1.20 injector component that admits gas into an internal combustion engine 3.1.21 internal combustion engine mechanism delivering shaft power by the c

42、ombustion of fuel in one or more cylinders in which working pistons reciprocate 3.1.22 outdoor heat exchanger heat exchanger which is designed to transfer heat between any available heat source and the refrigerant Note 1 to entry: In the case of an air conditioner operating in the cooling mode, this

43、 is the condenser. In the case of an air conditioner operating in heating mode, this is the evaporator. 3.1.23 primary function main purpose for which the GEHP appliance is designed Note 1 to entry: Both the heating and cooling functions of the GEHP appliance are classed as primary functions if they

44、 satisfy the rational use of energy requirements for those functions. 3.1.24 range-rating device component on the GEHP appliance intended to be used by the installer to adjust the nominal heat input (value of the heat input at standard rating condition) of the GEHP appliance within the range of maxi

45、mum and minimum heat inputs stated in the technical specifications/instructions, to suit the actual heat requirements of the installation 3.1.25 recycled air air from the air conditioned space entering the indoor heat exchanger 3.1.26 sealing an adjuster or control device arrangements made to make e

46、vident any attempt to change the set adjustment (e.g. breakage of the device or the sealing material) Note 1 to entry: A sealed adjuster or control device is considered to be non-existent BS EN 16905-1:2017EN 16905-1:2017 (E) 8 3.1.27 secondary function optional function of the GEHP appliance, such

47、as heating or cooling, which is not expected to satisfy the rational use of energy requirements of a primary function 3.1.28 single-duct air conditioner air conditioner in which, during cooling or heating, the condenser (or evaporator) intake air is introduced from the space containing the unit and

48、discharged outside this space 3.1.29 water loop closed circuit of water maintained with a temperature range on which the units in cooling mode reject heat and the units in heating mode take heat 3.2 Combustion products circuit: 3.2.1 air supply and combustion products evacuation ducts means for tran

49、sporting combustion air to the internal combustion engine and the combustion products to the terminal or fitting piece Note 1 to entry: It is necessary to distinguish between: completely surrounded ducts: the combustion products evacuation duct is surrounded by combustion air throughout its length, separate ducts: the combustion products evacuation duct and the combustion air supply duct are neither concentric nor completely surrounded ducts. 3.2.2 backflow valve valve to prevent flue gas backflow 3.2.3 combustion chamber enclosure inside which combustion of t