GFV 29-02
Contents
1. Contents of Part II of installation manual HDDF retrofit system identification ___HDDF retrofit system approval number Vehicle manufacturer Vehicle category Vehicle type Vehicle model 12 4 1 9 Type of fuel 12 4 1 10 Assembly instruction number the following date of expiry or licable of the fitting devices of the m of the electrical system canine the_mechanical the wires shall be connected The manual shall give proper indication to be taken when the system has to be remove the installer about precautions to rom the vehicle The user manual shall be prepared by the HDDF retrofit system manufacturer ae is deli ered The user manual shall indicat n and production year for which it is ap Information shall be given for 13 3 Contents of the end user manual Technical specifications The user manual sha tain at least the fol a Operating systems description All the components of the HDDF retrofit systems shall be clearly described Bas Operating of the HDD etrofit systems Page 24 of 30 of the 13 3 5 2 __ Switch over procedure 80 per cent in case ol ing over from2. Level indicator The user al shall state the ard or at the icular al Annex 3 1 Appendix 1 Information document on HDDF retrofit system intended to be fitted in road vehicles Page 26 of 30 Annex 4 1 Appendix 2 Arrangement of the HDDF retrofit system type approval mark U Ja XXX R 00 0000 bo Ja The above approval mark affixed to the plate of HDDF retrofit system shows that it has been approved in Italy E3 pursuant to Regulation No XXX under approval number 000000 The firsttwo digits of the approval number indicate that approval was granted in accordance to the requirement of Regulation No XXX in its original form XXX R 00 0000 NAME OR TRADE MARK naaiers The above plate with approval mark and some technical information on the HDDF retrofit system has to be permanently fixed on the body of the vehicle Annex 3 1 Appendix 3 Communication Page 28 of 30 Annex 1 Appendix 4 Addendum to the Communication Application range of the HDDF retrofit system Approval No sess desay sete snes vies nese Extension NO a siscvicsassiecviewsansssdvassanies 1 0 Application range of the approved HDDF retrofit system All the vehicles equipped with engines fulfilling the criteria features below are qualified for the approved HDDF retrofit system Criteria features 1 Criteria features 2 parent engine
3. However in that case it shall operate in diesel mode The strategy shall cease to be active when the coolant temperature has reached a temperature of 343 K 70 C or within 15 minutes after it has been activated whichever occurs first Operability Restriction A HDDF retrofit system when operating in a dual fuel mode shall be designed so as to permit in case of unavailability of gaseous fuel the switch back to diesel mode The switch back shall occur as soon as possible in all cases listed in par 5 3 1 of this annex The unavailability of gaseous fuel when operating in dual fuel mode shall provide for the following cases Empty gaseous fuel tank 5 4 5 4 1 5 4 1 1 5 4 1 2 When the gas availability in the tank exceed the level that justified the activation of the switch back the dual fuel mode may be reactivated Malfunctioning gas supply The gas injection system electronics fuel quantity and timing actuator s shall be monitored for circuit continuity i e open circuit or short circuit and total functional failure when the engine operates in dual fuel mode As soon as the gas diagnostic system concludes that the malfunction is no longer present or when the OBD information is erased by a scan tool the dual fuel mode may be reactivated Abnormality of gas consumption This case is applicable only to DHHF retrofit systems intended to be fitted on Euro VI or later engines In the case of an abnormality of
4. 6 2 1 of the same directive g Vehicles with engines type approved pursuant to EC Directive 2005 55 EC in accordance with row A of table and 2 of par 6 2 1 of the same directive 22 As regards to the installation of dual fuel retrofitted engine this regulation applies to retrofitted vehicles of categories M and N with the exception of vehicles specified in par 2 1 a to g This paragraph is reserved for future requirements for non road mobile machinery agricultural and forestry tractors engines approved according regulation No 96 As defined in Annex 7 to the Consolidated Resolution on the Construction of Vehicles R E 3 document TRANS WP 29 78 Rev 1 Amend 2 as last amended by Amend 4 Definitions For the purposes of this Regulation the definitions listed in par 2 of annex 11 of regulation no 49 05 series of amendment and par 2 of annex 15 of regulation no 49 06 series of amendment shall apply unless otherwise stated in the following subparagraphs The following definitions also apply 3 1 Heavy duty road vehicle means an heavy duty vehicle of categories M and N with the exceptions listed in a to g of par 2 2 equipped with an heavy duty diesel engine for its operation 3 2 Diesel mode means the operating mode of a dual fuel engine during which the engine does not use any gaseous fuel for any engine operating condition 3 3 Dual fuel mode means the operatin
5. All requirements of Annex 3 shall be met 8 Conformity of production The conformity of production procedures shall comply with those set out in the 1958 Agreement appendix 2 E ECE 324 E ECE TRANS 505 Rev 2 9 Modification and extension of approvals 9 1 Modification and extension of the approval of a HDDF retrofit system 9 1 1 Every modification relevant in the context of this Regulation of the retrofit system shall be notified to the authority which granted the type approval The authority will then assess whether or not the retrofit system still complies with the requirements for inclusion in the appropriate family The authority may require a further test report from the technical service responsible for conducting the tests in order to assist in its assessment 9 1 2 Any modification or extension of the application range as defined in par 1 6 of annex 1 is dealt with as a modification or extension of the type approval of the HDDF retrofit system The provisions of par 10 of annex 1 shall be met 9 1 3 Where the type approval authority approves the modification a reference to the formal notification of that approval shall be included in the installation manual for the retrofit system 9 1 4 Confirmation or refusal of approval specifying the alteration shall be communicated by the procedure specified in paragraph 6 above to the Parties to the 1958 Agreement applying this Regulation 9 1 5 The competent authority
6. Extension 1 Engine manufacturer Fuel supply type Combustion cycle and cooling medium Engine baseline emission stage Method of air aspiration Approved output power range kW cylinder Water air injection Pollution control sistems e exhaust after treatment system e Air injection yes no e EGR yes no Kco2 Koowe if applicable Strike out what doesn t apply Annex 2 Requirements for the approval as a separate Page 30 of 30
7. and operational modes a diesel mode without the HDDF retrofit system installed original parent engine b diesel mode with the HDDF retrofit system installed c dual fuel mode Euro IV Euro V and EEV parent engines Test cycles 6 3 2 1 6 3 2 2 6 3 3 1 6 3 3 2 Euro IV Euro V and EEV parent engines shall submitted to the following test cycles a ESC b ETC c ELR Limit values and relevant pollutants for ESC and ELR cycles The test results as such or corrected according to the par 6 3 2 1 of this annex as applicable shall not exceed the emission limits for all the pollutants listed in table 1 of par 5 2 1 of 05 series of amendments of Regulation No 49 The test results in dual fuel mode shall be multiplied by the applicable deterioration factors unless durability test as specified in par 8 of this annex is carried out Notwithstanding the requirements of par 6 3 2 during ESC and or ELR tests in dual fuel mode using diesel CNG at the request of the manufacturer mass of non methane hydrocarbons NMHC may be measured in place of the mass of hydrocarbons HC In this case the following provisions shall apply the limit of non methane hydrocarbons NMHC is set equal to hydrocarbons HC limit the measured mass of CH4 shall be included in the CO2 emission computation according to par 9 of this annex Limit values and relevant pollutants for ETC cycle The test results as such or
8. engine in dual fuel mode tested in accordance with par 10 1 1 4 or alternatively with par XXX CO2peseL is the measured value of the CO emissions of the representative engine in diesel_ mode tested _ in accordance with par 10 1 1 4 or alternatively with par XXX CO2cHapr_shall be included only if by virtue of par 6 3 2 2 CH4 emissions are counted as CO equivalent emissions It results from the following formula CO2cHapr CH4 pr x23 where CH4pp is the measured value of CH emissions of the representative engine 12 in dual fuel mode tested in accordance with par 10 1 1 4 or alternatively with par XXX Installation manual 12 1 Scope The scope of this paragraph is to list the minimum requirements which shall be contained in the installation manual 122 General requirements 221 The installation manual has the purpose to guide the installer through the correct procedures which shall be observed while assembling the HDDF retrofit systems The installation manu l can be divided in two parts Part I a Part containing the description of the sample of t b Part containing the list of components indic and actions em gt r a I2 3 6 Diagnosis Page 22 of 30 Soer ve aoa ae may ee en in case ae ioe aera 2
9. followed by the distinguishing number of the country which has granted the approval 5 1 3 2 The number of this Regulation followed by the letter R a dash and the approval number to the right of the circle defined in paragraph 5 1 3 1 The approval number consists of the retrofit system type approval number which appears in the communication form for this type see paragraph 6 2 and Annex 5 preceded by two figures indicating the latest series of amendments to this Regulation 52 Markings of an approved HDDF retrofitted engine as a separate technical unit 5 2 To be defined 5 3 Markings of a retrofitted HDDF vehicle with a HDDF retrofitted engine 2al To be defined 6 6 1 Approval Approval of a HDDF retrofit system intended to be fitted on road vehicles Type approval shall be granted if the HDDF retrofit system meets the requirements of this Regulation An approval number shall be assigned to each type of the retrofit system approved Its first two digits at present 00 according to the Regulation in its original form shall indicate the series of amendments incorporating the most recent major technical amendments made to the Regulation at the time of issue of the approval The same Contracting Party shall not assign the same type approval number to another type of retrofit system Notice of approval or of refusal or of extension of approval of a retrofit system type part pursuant to this Regulation
10. issuing the extension of approval shall assign a series number for such an extension and inform thereof the other Parties to the 1958 Agreement applying to this Regulation of that number by means of the Communication specified in Annex 5 to this Regulation 9 2 Modification and extension of the approval of a HDDF retrofitted engine 9 2 1 To be defined 9 3 Modification and extension of the approval of a HDDF retrofitted vehicle regarding the installation of a HDDF retrofitted engine OS A To be defined 10 Penalties for non conformity of production 10 1 The approvals granted in respect ofa typeof HDDE retrofit system pursuant to this Regulation may be withdrawn if the requirements laid down in 10 2 11 12 12 1 annexes 1 2 or 3 as applicable in paragraph21 and 22 abeve are not complied with If a Party to the Agreement applying this Regulation withdraws an approval it has previously granted it shall forthwith so notify the other Contracting Parties applying this Regulation by means of the Communication specified in Annex 5 to this Regulation Production definitely discontinued If the holder of the approval completely ceases to manufacture a type of retrofit system a type of HDDF retrofitted engine or a type of HDDF retrofitted vehicle approved in accordance with this Regulation he shall so inform the authority which granted the approval Upon receiving the relevant communication that authorit
11. shall be communicated to the Parties to the Agreement applying this Regulation by means of a form conforming to the model in Appendix 3 to Annex 51 to this Regulation In addition to the Notice specified in par 6 1 3 when applicable the 6 42 application range of the approved HDDF retrofit system shall be communicated to the Parties to the Agreement applying this Regulation by means of a form conforming to the model in Appendix 4 to Annex 1 to this Regulation Approval of a HDDF retrofitted engine intended to be fitted on road vehicles 6 3 Approval of a HDDF retrofitted vehicle type with an approved HDDF General requirements HDDF retrofit system intended to be fitted on road vehicles The components of NG HDDF retrofit systems shall comply with Regulation no 110 as The components of LPG HDDF retrofit systems shall comply with Regulation no 67 as All requirements of Annex 1 shall be met HDDF retrofitted engine intended to be fitted on road vehicles retrofitted engine 6 3 1 To be defined 7 7 1 7 1 1 applicable 7 1 2 applicable 7 1 3 7 2 T21 The NG components of HDDF retrofitted engine shall comply with Regulation no 110 as applicable Page 8 of 30 Tad The LPG components of HDDF retrofitted engine shall comply with Regulation no 67 as applicable ET All requirements of Annex 2 shall be met 7 3 HDDF Retrofitted vehicle with a HDDF retrofitted engine T31
12. ECE RANS GRPE 201 M United Nations GEV 29 02e N Economic and Social Council Dist General Y Date SRF Original English Economic Commission for Europe Inland Transport Committee World Forum for Harmonization of Vehicle Regulations Working Party on Pollution and Energy Draft new Regulation on uniform provisions concerning the approval of specific LPG liquefied petroleum gases or NG compressed natural gas bio methane liquefied natural gas dual fuel retrofit systems and dual fuel retrofitted engines to be installed in heavy duty applications Submitted by the experts from AEGPL Draft rev 00 First issue Regulation No xx Draft new Regulation on uniform provisions concerning the approval of specific LPG liquefied petroleum gases or NG compressed natural gas bio methane liquefied natural gas dual fuel retrofit systems and dual fuel retrofitted engines to be installed in heavy duty applications Contents l Jaina DON E A E 3 2 0 E E E E O E EE 3 3 D pi onS eree a a A N a NE a i 4 4 Application for approvall ccccccssccssnsecesaMorccersentesssscestccsssseess AMM sssessnssesenseessesens 6 5 dtr a Teer oog iieii 7 6 Approval iec nena a en B nas dias N oiai 8 7 General requirements ssseesesesssessssssessese eese ED o N ooer eers aes Soh saad nabene cee 8 8 Conformity of production eesseseerseeesseeereee saves W dawg od Sasa canta uh Meotgasaleaaeed eos 9 9 Modif
13. Ghingopshi not egcoed AU ob phe LE Berc 2 2 Euro VI parent engines In order to determine the dual fuel retrofit type the Gas Energy Ratio GER as defined in par 2 1 of annex 15 of Regulation 49 06 series of amendments shall be calculated over the hot part of the WHTC test cycle 2 2 1 PEMS to confirm GER see R 49 06 2 3 Only dual fuel retrofit system types 1B 2B and 3B are permitted to be type approved in accordance with this regulation 3 Engine family 3 1 An engine belongs to the same engine family if shares the following criteria features with the parent engine a engine manufacturer b fuel supply type electrenieyes no_pump commeon_rai mechanical pump or electronic controlled injection c combustion cycle and cooling medium d engine baseline emission stage e method of air aspiration turbocharged or normally aspirated engine f he Gas suosess syslone Das a carel puch tov ke wheko esep gi cylinder between 0 7 and 1 15 times that of the parent engine g water and or air injection h pollution control system i exhaust after treatment system Page 12 of 30 32 4 2 4 3 44 5 1 5 1 1 5 1 2 2 5 2 1 5 3 ii with or without air injection ii with or without exhaust gas recirculation EGR If the parent engine is not equipped with one or more devices listed above engines with these devices are allowed The criteri
14. YRE seth Cibe e eine huniie on a sel of o engises Shetiue scuhard cbarectenisipos yeeaedine the mesbHatior and the osereion of he retestic sysops The fariHy Cor haliost 4 Pasaden luo orpepigl esolne chevncucr hess sH hin a ee ARANA or A member of ihe funie is as ersise beloseine to dbe seme casithe of the parentengine wed ieee Powe PORDE HBO gop st Agi aH ayaa eo eSt REPES 343 Ege igy Gisets Gf orcas cetiort iion cass assure bocbabosb responer tie coe ibe correct ads sace iamelalboa Ge dhe gece Biaob LAN ss Ho repo Sesion Of Houle be HB resseotively paregranbe Gd 3 ase Clana baseline nico sage means dhe omissos Hnis ter tbe shage to ers ioina H 3 11 3 12 aeia ee si Wii OA TD sytem electronic contol units ECU and any other powertan or veblele soniri ely ESC means a test cycle consisting of 13 steady state modes to be applied in accordance with the relevant series of amendments to Regulation No 49 ETC means a test cycle consisting of 1800 second by second transient modes defined in and to be applied in accordance with the relevant series of amendments to Regulation No 49 3 13 1 3 13 2 4 1 2 1 4 1 2 2 4 1 2 3 4 1 2 4 Scan tool means an external test equipment used for off board communication with the NCD system Generic scan tool means a scan tool which is publicly available and which shall b
15. a field test the HDDF retrofit system must be sealed by the Technical Service and the data logging shall be carried out by the system manufacturer or by the operator of the vehicle or machine on which the endurance test is performed The parent engine and the HDDF retrofit system submitted to the durability test shall be used to demonstrate the exhaust emission requirements as specified in par 6 of this annex CO emissions For each member of the family the official value of CO emissions in dual fuel mode shall be calculated multiplying the official value in diesel mode by the following factor Kco2 CO2pr CO2cHapr CO2DESEL where CO 2pr is the measured value of the CO emissions of the parent engine tested in configuration c of par 6 2 of this annex over the ESC test CO2cp4pr is the CO2 equivalent emission of CH emissions of the parent engine tested in configuration c of par 6 2 of this annex over the ESC test CO2pwseL is the measured value of the CO emissions of the parent engine tested in configuration b of par 6 2 of this annex over the ESC test CO2cHapr shall be included only if by virtue of par 6 3 2 2 CH4 emissions are counted as CO equivalent emissions It results from the following formula CO2cHapr CH4 pF x 23 where CH4pr is the measured value of CH emissions of the parent engine tested in configuration c of par 6 2 of this annex over the ESC test 10 Extension of the application
16. a of paragraph 3 1 a applies only to engines pursuant to the baseline emission stage in force at the time of the request of HDDF retrofit system type approval Application range The application range is defined by the engine family to which the parent engine belongs The application range may be extended to engines which differ from the parent engine as for one or more of the criteria features set out in subparagraphs from 3 1 a to f A representative engine which differs from the parent engine only for these criteria features shall comply with the requirements set out in par 10 of this annex If the representative engine meets the requirements of par 10 of this annex the application range is extended to the engines sharing with it the criteria features set out in subparagraphs from 3 1 a to f The application range table as defined in Appendix 4 to this Annex is updated in order to include also the criteria features of the representative engine Operating modes of dual fuel engines and vehicles Conditions for a dual fuel engine to idle using diesel fuel exclusively Type 1B dual fuel engines shall not idle using diesel fuel exclusively in dual fuel mode Types 2B and 3B dual fuel engines may idle using diesel fuel exclusively Conditions for a dual fuel engine to warm up or start using diesel fuel exclusively in dual fuel mode A Type 1B Type 2B or Type3B dual fuel engine may warm up or start using diesel fuel solely
17. approved HDDF retrofit system in conformity with paragraphs 12 of this annex 1 8 Engine baseline emission stage means the emission limits for the stage to which the original engine was approved 11 L9 Engine system means the engine the emission control system and the communication interface hardware and messages between the engine system electronic control unit s ECU and any other powertrain or vehicle control unit 1 10 Dual fuel retrofit system type means the dual fuel type as defined in par 2 of annex 11 of regulation 49 05 series of amendments or par 2 of annex 15 of regulation 49 06 series of amendments as applicable resulting from the operation of the HDDF retrofit system installed on the parent engine 2 Determination of dual fuel retrofit system type 2 1 Euro IV Euro V and EEV parent engines In order to determine the dual fuel retrofit type the Gas Energy Ratio GER as defined in par 2 1 of annex 11 of Regulation 49 05 series of amendments shall be calculated over the ETC test cycle specified in par 6 3 1 b 2 1 1 The dual fuel retrofit type GER shall be confirmed over the ESC test cycle specified in par 6 3 1 a 24 gt HOGS i sevet bothedefhHionoi oriented Lists in accordance wHb par Lo 4 tbe abecleis a lores boleoou ppe average cas pateo caboated yor HPO bsicovoks HO eg geal tbo peace gas ralo cabathekod over keL tost oye t
18. corrected according to par 6 3 3 1 of this annex as applicable shall not exceed the limits for all the pollutants listed in table 2 of par 5 2 1 of regulation 49 05 series of amendments The test results in dual fuel mode shall be multiplied by the applicable deterioration factors unless durability test as specified in par 8 is carried out Notwithstanding the requirements of par 6 3 3 during ETC test in dual fuel mode using diesel CNG at the request of the manufacturer the respect of CH4 limit may be derogated In this case the measured mass of CH4 shall be included in the CO2 emission computation according to par 9 of this annex Original parent engine not meeting the engine baseline emission stage Notwithstanding the requirements of paragraphs 6 3 2 and 6 3 3 of this annex if the test results relating to the configuration a of par 6 2 of this annex exceed the applicable limits for one or more pollutants the test results for such pollutants relating to the configurations b and or c of par 6 2 of this annex may be corrected according to the following formula Res ReSxmeas RESx a Lim where Res is the corrected test result of pollutant x to be applied in par 6 3 2 and or 6 3 3 of this annex as for the configurations b or c of par 6 2 of this annex Page 16 of 30 6 4 6 4 1 6 4 2 6 4 3 6 5 6 5 1 ReSxmeas is the test result of pollutant x in the configurations of par 6 2 of
19. e capable to read failure messages Proprietary scan tool means a scan tool which is used only by the REC manufacturer and its authorized dealership and which shall be capable to read failure messages and to enable an engine start after activation of the operator inducement system WHSC means a test cycle consisting of 13 steady state modes defined in and to be applied in accordance with the relevant series of amendments to Regulation No 49 WHTC means a test cycle consisting of 1800 second by second transient modes defined in and to be applied in accordance with the relevant series of amendments to Regulation No 49 Euro IV engine means an engine approved regarding exhaust emissions according to row B1 of table 1 and 2 of par 5 2 1 of regulation 49 03 04 or 05 series of amendments or according to row B1 of table 1 and 2 of par 6 2 1 of Directive 88 77 EEC including the amending Directive 2001 27 CE Euro V engine means an engine approved regarding exhaust emissions according to row B2 of table 1 and 2 of par 5 2 1 of regulation 49 03 04 or 05 series of amendments or according to row B2 of table 1 and 2 of par 6 2 lof Directive 88 77 EEC including the amending Directive 2001 27 CE EEV engine means an engine approved regarding exhaust emissions according to row C of table 1 and 2 of par 5 2 1 of regulation 49 03 04 or 05 series of amendments or according to row C of table 1 and 2 of pa
20. e manufacturer or by his duly accredited representative 4 2 2 It shall be accompanied by the under mentioned documents in triplicate and by the following details 4 3 Application for approval of a HDDF retrofitted read vehicle type with an approved HDDF retrofitted engine 4 3 1 The application for approval of a HDDF retrofitted vehicle with regard to the installation of a HDDF retrofitted engine shall be submitted by the retrofitted vehicle manufacturer or by a duly accredited representative AD 2 It shall be accompanied by the below mentioned documents in triplicate and the following particulars 5 Markings AR Markings of an approved HDDF retrofit system 5 1 1 The sample s of a specific HDDF retrofit system submitted to type approval shall be accompanied by a plate or its drawing with the trade name or mark of the retrofit system manufacturer and the type as indicated in Appendix 2 to Annex 41 5 1 2 All retrofit systems installed on the engines belonging to the application range as defined in paragraph 1 6 of annex 1 shall be identified by an approval mark in which the approval number and the technical specifications as required in Annex 4 shall be placed This approval mark has to be permanently fixed to the engine shall be durable for the useful life of the device and shall be clearly readable and indelible 5 1 3 The approval mark shall consist of 5 1 3 1 A circle surrounding the letter E
21. ferred to in paragraph 7 3 of this annex in case of a dedicated communication line Durability requirements Page 18 of 30 8 2 8 3 8 4 The applicant shall declare that the HDDF retrofit system when used and maintained according to the manufacturer s instructions will comply with the applicable provisions during normal operation over a useful life of a for category M2 and M3 and N vehicles a mileage of 200 000 km or a service life of 6 years whichever occurs first b for all other applications 4 000 operating hours or a service life of 6 years whichever occurs first The applicant shall conduct a 1000 hours durability test on the parent engine equipped with the HDDF retrofit system This test shall be either a field test in a typical vehicle or machine application agreed between the Type Approval Authority and the applicant or a test on an engine test bed using an appropriate duty cycle In the case of testing on an engine test bed the aging cycle load and speed shall include conditions that approximate to 10 idle 10 transient operation 75 high speed high load operation and 5 low speed medium load operation The content of the test is as follows 1000 hours of operation of the HDDF with recording of all relevant operating data of the engine concerned including type and consumption of fuel and continuous second by second data logging of exhaust temperature type and consumption of fuel In the case of
22. g mode of a dual fuel engine during which the engine simultaneously uses diesel fuel and a gaseous fuel at some engine operating conditions 3 4 Approval of a Heavy Duty Dual Fuel HDDF retrofit system means the approval of a retrofit system intended to be installed in heavy duty engine applications to permit operation in dual fuel mode BAS Specie dieere Dube Ga Beet ALOE pode dit svatear menns DDE A hich d Lifer i 2S Valeo Fas actus sesponatble far polce i approval appheatior Aaah dual fuel reroiH svshes type as Pressure poeuletorveapoehcer ype Dy Be SEn PEE week Gas fuelling oysters type by ibe same mantiaciarer fhe Hicuelion Super injetor cevis vapour os hac shile or sls sorss Yeon systena e SG The iyol copaisor cys pho DOG UEC bhe oii vasos pressise LPE vapour lake oii LEG Haul take 0i presserjzed by pug presserieed CALS take offe the saleiy devices and feci container accessories as Hogue By Peculetios Ne 67 Of sevigs of anenuinents or Resitation Ao HHE where AES ECU type by Lae saci nia hectosees See Baske CARED SEC Os tie comlen sees oes lt Ch mantia 3 5 Approval of a Heavy Duty Dual Fuel HDDF retrofitted engine means the approval of an engine originally designed and approved to operate with diesel fuel only as a separate technical unit that in addition can simultaneously operate with diesel fuel and a gaseous fuel both fuels being metered separately
23. gas consumption in dual fuel mode the fault codes due to abnormality of gas consumption shall be stored in the gas ECU The system manufacturer shall provide specific instructions as to read out the fault codes through the OBD bus As soon as the gas diagnostic system concludes that the malfunction is no longer present or when the OBD information is erased by a scan tool dual fuel mode may be re activated Dual fuel indicators Dual fuel operating mode indicator Dual fuel engines and vehicles shall have a visual indicator indicating to the driver the mode under which the engine operates dual fuel mode diesel mode or when applicable service mode The characteristics and the location of this indicator are left to the decision of the retrofit system manufacturer and may be part of an already existing visual indication system This indicator may be completed by a message display The system used for displaying the messages referred to in this point may be the same as the ones used for OBD correct operation of NOx control measures or other maintenance purposes The visual element of the dual fuel operating mode indicator shall not be the same as the one used for the purposes of OBD that is the MI malfunction indicator for the purpose of ensuring the correct operation of NOx control measures or for other engine maintenance purposes Safety alerts always have display priority over the operating mode indication The dual fuel m
24. ication and extension Of approvals ccecesssecesncecesececeeneeceeneeceeeeeceeeeecseeeeceeeeeeeaeees 9 10 Penalties for non conformity Of production eccceentecnececeeneeceeeeeceeneeceeeeeceeeeeeteeeenseees 9 11 Production definitely discontin Uc RR ceeeeeee es ARMM oct esceeeecceseeeconteseetteeeenters 10 12 Names and addresses of technical services conducting approval tests and of Administrative departments 5 S RG eooo eoero ereere eorr oostre resete 10 Annex 1 Requirements forthe approval of HDDF retrofit systems intended to be fitted in road vehiclesnna A cs MMMM i A ad eea aE E E ER 11 Annex Appendix 1 Information document on HDDF retrofit system intended to be fitted in road vehicles se NM sate wg aa MMMM as oe o PAAA Aa 26 Annex Appendix 2 Arrangement of the HDDF retrofit system type approval mark 0 27 Annex Appendix 3 Communication sseesessesssessesstssresressersettessetsttsrtsstesesersstessesetsstesseseresresseeee 28 Annex Appendix 4 Addendum to the Communication Application range of the HDDF retrofit ILE a E E E E E E E E E ETSA 29 Annex 2 Requirements for the approval as a separate technical unit of HDDF retrofitted engines intended to be fitted in road vehicles essseeeseeeseseesseseresresseserssressessresreesersreseeeseeseeeressee 30 Annex 3 Requirements for the installation of a HDDF retrofitted engines on HDDF retrofitted O E T Ometaredeedicu
25. inas 30 Page 2 of 30 1 Purpose This regulation provides a harmonized method for the classification evaluation and approval of dual fuel retrofit systems to be fitted in heavy duty road vehicles with compression ignition engines to permit to use of LPG or NG compressed natural gas bio methane liquefied natural gas in dual fuel mode dual fuel retrofitted engines to be fitted in heavy duty road vehicles equipped with compression ignition engines e retrofitted vehicle type with an approved dual fuel retrofitted engine reserved 2 Scope 2 1 This Regulation applies to dual fuel retrofit systems and dual fuel retrofitted engines intended to be fitted on vehicles of categories M and N with the exception of a Vehicles type approved pursuant to Regulation No 83 b Vehicles with engines type approved pursuant to Regulation No 49 00 or 01 or 02 series of amendments c Vehicles with engines type approved pursuant to Regulation No 49 03 or 04 or 05 series of amendments in accordance with row A of table 1 and 2 of par 5 2 1 of the those regulation d Vehicles type approved pursuant to EC Directive 70 220 EEC e Vehicles with engines type approved pursuant to EC Directive 88 77 EEC up to and including the amending Directive 96 1 EC f Vehicles with engines type approved pursuant to EC Directive 88 77 EEC including the amending Directive 2001 27 CE in accordance with row A of table 1 and 2 of par
26. ly monitor the dual fuel emission related components as well as their electrical connections If the dual fuel ECU detects a malfunction the switch to diesel mode shall be performed as soon as possible Operation in dual fuel mode shall not be possible until the cause of the malfunction is removed and a clear visual or acoustic signal shall inform the driver about this situation The DHHF retrofit system OBD shall be submitted to the following tests EA carried out on the parent engine a _In diesel mode the original malfunction indicator MI shall activate due to the electrical disconnection of any original emission related component b In dual fuel mode the original MI shall activate due to the electrical disconnection of any original emission related component which is in use during dual fuel operations c In dual fuel mode the automatic switch to diesel mode shall occur due to replacement of any dual fuel emission related component with a deteriorated and defective one or electronic simulation of such a failure Fault codes referring to malfunctions of the gas emission related components 7 4 and their electrical connections shall be stored in the dual fuel ECU The fault codes shall be available through the OBD bus or through a dedicated communication line The system manufacturer shall provide specific instructions as to read out the LPG fault codes re
27. ode indicator shall be set to diesel emergency mode as soon as a switch back to diesel mode is performed and the indication shall remain as long as the diesel emergency mode is active The dual fuel mode indicator shall be set for at least one minute on dual fuel mode or diesel mode as soon as the engine operating mode is changed from diesel to dual fuel mode or vice versa This indication is also required for at least 1 minute at key on or at the request of the retrofit system manufacturer at engine cranking The indication shall also be given upon the driver s request Page 14 of 30 5 4 2 5 4 2 1 6 2 6 3 6 3 1 Empty gaseous fuel tank warning system dual fuel warning system A dual fuel vehicle shall be equipped with a dual fuel warning system that alerts the driver that the gaseous fuel tank will soon become empty The dual fuel warning system shall remain active until the tank is refuelled to a level above which the warning system is activated The dual fuel warning system may be temporarily interrupted by other warning signals providing important safety related messages It shall not be possible to turn off the dual fuel warning system by means of a scan tool as long as the cause of the warning activation has not been rectified Characteristics of the dual fuel warning system The dual fuel warning system shall consist of a visual alert system icon pictogram etc left to the choice of the manufacturer It ma
28. pes 1 1 6 The fuel container type i e LPG liquid take off vapour pressure LPG vapour take off LPG liquid take off pressurized by pump pressurized CNG take off the safety devices and fuel container accessories as required by Regulation No 67 01 series of amendments or Regulation No 110 where applicable i e relief valve LE Fuel container fitting devices 1 1 8 ECU type by the same manufacturer LIA Basic software principles and control strategy 1 1 10 Installation manual LAU End user manual L2 Original engine means an engine without the installation of the HDDF retrofit system 12 The engine family is a set of engines sharing relevant characteristics regarding the installation and the operation of the retrofit system The family definition is based on the original engine characteristics 1 4 The parent engine means an engine that is selected to act as the engine on which the requirements of this Regulation are going to be demonstrated and to which the members of a family refer I3 A member of the family is an engine belonging to the same family of the parent engine 1 6 Application range means the set_of engines on which the type approved HDDF retrofit system can be installed LE Installer means an organization which can assume technical responsibility for the correct and safe installation of the
29. r 6 2 lof Directive 88 77 EEC including the amending Directive 2001 27 CE Euro VI engine means an engine approved regarding exhaust emissions according to regulation 49 06 series of amendments Application for approval Application for approval of a HDDF retrofit system intended to be fitted on road vehicles The application for approval of a specific HDDF retrofit system shall be submitted by the retrofit system manufacturer or by his duly accredited representative It shall be accompanied by the under mentioned documents in triplicate and by the following details Description of the retrofit system comprising all the relevant details included the approval numbers of each component referred to in Annex 3 appendix 1 to annex 1 Description of the parent engine on which the requirements of this Regulation are going to be tested Description of all modifications applied to the original parent engine Verification of compliance with the specifications prescribed in paragraph 6 of this Regulation Page 6 of 30 4 1 2 5 Installation manual s for the HDDF retrofit system 4 1 2 6 End user manual 4 1 2 7 A sample of the specific retrofit system properly installed in the parent engine application s 4 2 Dual _fuel_Application for approval of a HDDF retrofitted engine intended to be fitted on road vehicles 4 2 1 The application for approval of a HDDF retrofitted engine shall be submitted by the retrofitted engin
30. range 10 1 Tests and requirements A representative engine as defined in par 4 2 shall be tested in accordance with the provisions set out in par 10 1 1 or alternatively in par 10 1 2 at the choice of the HDDF retrofit system manufacturer 10 1 1 Engine testing 10 1 1 1 Emission tests LOD AAT Euro IV V and EEV engines An ESC bench test shall be carried out on a representative engine equipped with a HDDF retrofit system type The test procedures and results shall comply with the applicable provisions of par 6 3 10 1 1 1 2 Euro VI engines An WHSC bench test shall be carried out on a representative engine equipped with a HDDF retrofit system type The test procedures and results shall comply with the applicable provisions of par 6 3 10 L12 OBD requirements and tests The representative engine equipped with the HDDF retrofit system shall comply with provisions set out in paragraph 7 of this Annex 10 1 1 3 Power measurement The representative engine equipped with the HDDF retrofit system shall comply with provisions set out in paragraph 6 5 of this Annex 10 1 1 4 CO2 emissions measurement 10 1 1 4 1 Euro TV V and EEV engines CO2 emission shall be measured on a ESC bench test carried out on a representative engine equipped with a HDDF retrofit system type 10 1 1 4 2 Euro VI engines CO2 emission shall be measured on a WHSC bench te
31. ration of par 6 2 subparagraph b and c of this annex shall be submitted to the test procedures of paragraph 6 5 2 of this annex The measured power in configuration c shall be lower than that measured in configuration b multiplied by 1 05 Measurement method The maximum power at the crankshaft is measured on an engine dynamometer according to Regulation No 85 engine dynamometer method Power ratio For each engine of the family the official value of the engine power in dual fuel mode shall calculated multiplying the official value in diesel mode by the following ratio Kpower Powe guatfuel Powe diesel Where Powef guaifuel Measured engine power of the parent engine in configuration c of par 6 2 of this annex Powe diesel Measured engine power of the parent engine in configuration b of par 6 2 of this annex Requirements and tests for HDDF retrofit system OBD The HDDF retrofit system shall implement an OBD system which comply Ta with the following requirements a During diesel operations the diesel OBD system shall remain the only on board diagnostic system of the vehicle The MI shall activate in case of detected malfunction b During dual fuel operations the diesel OBD system shall continue to monitor the original emission related components in use The MI shall activate in case of a detected malfunction c During dual fuel operations the dual fuel ECU shall on
32. st carried out on a representative engine equipped with a HDDF retrofit system type 10 1 2 Vehicle testing 10 2 Power ratio For each engine sharing with the representative engine the criteria features set out in subparagraphs from 3 1 a to f the official value of the engine power in dual fuel mode shall calculated multiplying the official value in diesel mode by the following ratio Page 20 of 30 Kiowe Powe guatfuel POWET diesel Where PoWef guatfuer Measured engine power of the representative engine in dual fuel mode tested in accordance with paragraph 10 1 1 3 or alternatively with par XXX Powe gieseii_ Measured engine power of the representative engine in diesel 10 3 mode tested in accordance with paragraph 10 1 1 3 or alternatively with par XXX CO2 ratio For each engine sharing with the representative engine the criteria features set out in subparagraphs from 3 1 a to f the official value of CO emissions in dual fuel mode shall be calculated multiplying the official value in diesel mode by the following factor Keo2 CO2 pr CO2cHapr CO2p rset where CO2pr is the measured value of the CO emissions of the representative engine in duel fuel mode tested in accordance with par 10 1 1 4 or alternatively with par XXX CO2cHapr_is_the CO2 equivalent emission of CH emissions of the representative
33. this annex subparagraphs b and c Res is the test result of pollutant x in the configuration of par 6 2 of this annex subparagraph a Lim is the applicable limit of pollutant x in the configuration of par 6 2 of this annex subparagraph a This provision is applicable only at request of the retrofit system manufacturer if both the following conditions are met a it can be demonstrated that no other equivalent engine can be submitted as parent engine for type approval of the HDDF retrofit system b no confirmed and active DTC in original OBD system Euro VI parent engines Test cycles Euro VI and later parent engines shall be submitted to the following test cycles a WHSC b WHTC Limit values and relevant pollutant for WHSC and WHTC cycles The test results as such or corrected according to par 6 4 3 of this annex shall be below the limits listed in the following paragraphs of annex 15 of regulation 49 06 series of amendments according to the dual fuel retrofit system type e par 5 1 for type 1B dual fuel retrofit systems e par 5 2 for type 2B dual fuel retrofit systems e par 5 3 for type 3B dual fuel retrofit systems The test results in dual fuel mode shall be multiplied by the applicable deterioration factors unless durability test as specified in par 8 of this annex is carried out Power requirements Parent engine configuration and operational modes The parent engine in the configu
34. where the consumed amount of one of the fuels relative to the other one may vary depending on the operation Page 4 of 30 3 6 Approval of a Heavy Duty Dual Fuel HDDF retrofitted vehicle means the approval of a vehicle with regard to the installation of a retrofitted HDDF engine sts retrofit system ean simultaneously operate with diesel fuel and gaseous fbi fie Bere syskon pe PEE AER TER N E EE 3 8 39 onere Lol reeulation HAOS sopes otetim or par on 1S of regulation 49 QG soros of apposdinctis ds applicable resuliss irop H epuration ol the BDD E rorot syskon hekhek ohnarest ene H Retrofit system manufacturer means the person or body who is responsible to the approval authority for all aspects of the type approval of the retrofit system and for ensuring conformity of production HDDF retrofitted engine manufacturer means the person or body who is 3 10 responsible to the approval authority for all aspects of the type approval of the HDDF retrofitted engine and for ensuring conformity of production HDDF retrofitted vehicle manufacturer means the person or body who is responsible to the approval authority for all aspects of the type approval of the HDDF retrofitted vehicle and for ensuring conformity of production 340 seb Olt seg saeime apcous sip estes aiihomd Hes lade cabiow of po pRO OUE EOGH S
35. y include at the choice of the manufacturer an audible signal In that case the cancelling of that signal by the driver is permitted The visual element of the dual fuel warning system shall not be the same as the one used for the OBD system that is the MI malfunction indicator for the purpose of ensuring the correct operation of NOx control measures or for other engine maintenance purposes In addition the dual fuel warning system may display short messages including messages indicating clearly the remaining distance or time before the activation of the operability restriction The system used for displaying the messages referred to in this paragraph may be the same as the one used for displaying additional OBD messages messages related to correct operation of NOx control measures or messages for other maintenance purposes A facility to permit the driver to dim the visual alarms provided by the warning system may be provided on vehicles for use by the rescue services or on vehicles designed and constructed for use by the armed services civil defence fire services and forces responsible for maintaining public order Pollutant emissions requirements Measurement methods The emission performance of the parent engine shall be measured using the test procedures associated with the engine baseline emission stage Parent engine configurations and operational modes The parent engine shall be tested in the following configurations
36. y shall inform thereof the other Parties to the 1958 Agreement applying this Regulation by means of the Communication specified in Annex 5 to this Regulation Names and addresses of technical services conducting approval tests and of Administrative departments The Parties to the Agreement applying this Regulation shall communicate to the United Nations Secretariat the names and addresses of the technical services responsible for conducting approval tests and of the administrative departments which grant approval and to which forms certifying approval or extension or refusal or withdrawal of approval issued in other countries are to be sent Page 10 of 30 ECE TRANS WP 29 2012 xx Annex 1 Requirements for the approval of HDDF retrofit systems intended to be fitted in road vehicles L Definitions For the purpose of this annex the following definitions shall apply in addition to the definitions of par 3 Ap Specific Heavy Duty Dual Fuel HDDF retrofit system means HDDF retrofit systems which do not differ in such respect as AAR Retrofit system manufacturer responsible for retrofit approval application Li Dual fuel retrofit system type Todas Pressure regulator vaporizer type by the same manufacturer 1 1 4 Gas fuelling system type by the same manufacturer i e induction mixer injector device vapour or liquid single or multi point injection system LLS Sensors and actuators set ty
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