Transmitted by the expert from
the JRC of the European Commission
Informal document No. GRPE-58-11
(58th GRPE, 8-12 June 2009,
agenda item 5)
CORRIGENDA
Working document ECE/TRANS/WP.29/GRPE/2009/16
Proposal for draft global technical regulation concerning the test procedure for compressionignition (C.I.) engines to be installed in agricultural and forestry tractors and in non-road mobile
machinery with regard to the emissions of pollutants by the engine
Submitted by the expert from the European Commission
Working document ECE/TRANS/WP.29/GRPE/2009/16 as deposited at GRPE secretariat on the
20 March 2009 and released 1 April 2009 with changes by the GRPE secretariat.
http://www.unece.org/trans/main/wp29/wp29wgs/wp29grpe/grpedoc_2009.html
Part A and part B up to Annex 6 – Corrigendum
WHERE
ERRATA
#
1 Short Title
EXHAUST EMISSIONS TEST PROTOCOL OF
NON-ROAD MOBILE MACHINERY
2 A.STATEMENT OF Deposited text:
TECHNICAL
The guidance document has no legal status, it does not
RATIONALE AND introduce any additional requirements…
JUSTIFICATION;
1.TECHNICAL
in GRPE/2009/16:
AND ECONOMIC
The guidance document has no legal status as it does
FEASIBILITY;
not introduce any additional requirements…
Paragraph 7
3 A. STATEMENT
belive [incorrect spelling]
OF TECHNICAL
RATIONALE AND
JUSTIFICATION; 3.
POTENTIAL COST
EFFECTIVENESS;
Paragraph 11
4 page 1, footnote
wrong format 1
5 7.8.3.4.
Points with negative torque values have to be
accounted for as zero work. [sentence mistakenly
deleted]
6 Table 7.3, second
Conditions (n = engine speed, T = torque)
column
nref = 0 per cent
and
Tref = 0 per cent
and
CORRIGE
EMISSIONS TEST PROTOCOL OF NON-ROAD
MOBILE MACHINERY ENGINES
The guidance document has no legal status and it does
not introduce any additional requirements …
[in order to maintain agreed content]
believe
1/
[reintroduce] Points with negative torque values have
to be accounted for as zero work.
Conditions (n = engine speed, T = torque)
nref = 0 per cent
and
Tref = 0 per cent
and
Tact > (Tref - 0.02 Tmaxmappedtorque)
and
Tact < (Tref + 0.02 Tmaxmappedtorque)
nact ≤ 1.02 nref and Tact > Tref
and
nact > nref and Tact ≤ Tref'
and
nact > 1.02 nref and Tref < Tact ≤ (Tref + 0.02
Tmaxmappedtorque)
nact < nref and Tact ≥ Tref
and
nact ≥ 0.98 nref and Tact < Tref
and
nact < 0.98 nref and Tref > Tact ≥ (Tref – 0.02
Tmaxmappedtorque)
7
8.1.10.2.4
8
9.2.2
9
A.2.4. (b)
[ 4 and have to be replaced by or]
wrong subdivision in i, ii, iii; editor introduced
subdivision where none should be
shall be maintained within one of the following
ranges(option):
(i) between 293 and 303 K (20 and 30 °C) or
(ii) between 293 and 325 K (20 to 52°C)
The range shall be selected by the Contracting Party.
[the half sentence 'in close proximity to the entrance
into the dilution tunnel' was lost copying the text from
9.2.3.2 during its introduction by the Editorial
Committee]
…that the σi are the errors
Tact > (Tref - 0.02 Tmaxmappedtorque)
and
Tact < (Tref + 0.02 Tmaxmappedtorque)
nact ≤ 1.02 nref and Tact > Tref
or
nact > nref and Tact ≤ Tref'
or
nact > 1.02 nref and Tref < Tact ≤ (Tref + 0.02
Tmaxmappedtorque)
nact < nref and Tact ≥ Tref
or
nact ≥ 0.98 nref and Tact < Tref
or
nact < 0.98 nref and Tref > Tact ≥ (Tref – 0.02
Tmaxmappedtorque)
delete sub division
shall be maintained within one of the following ranges
(option):
(a) between 293 and 303 K (20 and 30 °C) or
(b) between 293 and 325 K (20 to 52°C)
in close proximity to the entrance into the dilution
tunnel. The range shall be selected by the Contracting
Party.
use missing half sentence from this paragraph 9.2.3.2
…that the εi are the errors
Annex A.7 – Corrigendum
WHERE
ERRATA
#
1 Title Annex 7
Emission molar based calculation
2 Para A.7.0.1.
xdil
footnote (2) 2nd line
3 A.7.0.1. footnote (2) xdil
3rd line
4 Eq. (A.7-3)
p
xH2O  H2O
pabs
5 A.7.1.2.2.; A.7.1.2.3. vapor [incorrect spelling]
6 Eq. (A.7-28)
m M  n
x
 dt
gas
gas

exhwet
gaswet
CORRIGE
Molar based emission calculation
xdil/exh
xdil/exh
xH2O 
pH2O
pabs
vapour
mgas  M gas   nexh  xgas  dt
7
Legend Eq. (A.7-28)
nexhwet
nexh
8
Legend of Eq. (A.728)
xgaswet = instantaneous generic gas molar concentration
xgas = instantaneous generic gas molar concentration
9
Eq. (A.7-29)
mgas  M gas   nexhwet  xgaswet  dt 
on a wet basis
mgas
N
1
  M gas   nexhwet,i  xgaswet,i
f
i 1
mgas  M gas   nexh  xgas  dt 
mgas
N
1
  M gas   nexhi  xgasi
f
i 1
10 Legend Eq. (A.7-29)
nexhwet,i
nexhi
11 Legend Eq. (A.7-29)
xgaswet,i = instantaneous generic gas molar concentration
xgasi = instantaneous generic gas molar concentration
on a wet basis
12 Eq. (A.7-30)
N
mgas
1
  M gas   nexhwet,i  xgaswet,i
f
i 1
mgas
N
1
  M gas   nexhi  xgasi
f
i 1
13 Legend Eq. (A.7-30)
nexhwet,i
nexhi
14 Legend Eq. (A.7-30)
xgaswet,I = instantaneous generic gas molar
xgasi = instantaneous generic gas molar concentration
concentration
on a wet basis
15 Eq. (A.7-31)
mgas  M gas  nexhwet  xgaswet  tcycle
mgas  M gas  nexh  xgas  t
16 Legend Eq. (A.7-31)
nexhwet = mean exhaust gas molar flow rate on a wet
basis
xgaswet = mean gaseous emission molar fraction
nexh = exhaust gas molar flow rate on a wet basis
17 Legend Eq. (A.7-31)
xgas = mean gaseous emission molar fraction on a wet
18 Legend Eq. (A.7-31)
19 Eq. (A.7-32)
tcycle = test time interval
N
1
mgas   M gas  xgaswet   nexhwet,i
f
i 1
basis
Δt = time duration of test interval
N
1
mgas   M gas  xgas   nexhi
f
i 1
20 Legend Eq. (A.7-32)
nexhwet,i
nexhi
21 Legend Eq. (A.7-32)
xgaswet = mean gaseous emission molar fraction
xgas = mean gaseous emission molar fraction on a wet
22 Para A.7.3.2. 3rd line
23 Eq. (A.7-33)
xgaswet
basis
xgas
24 Eq. (A.7-34)
25
26
27
28
29
Legend Eq. (A.7-34)
Eq. (see A.7-29)
Eq. (see A.7-31)
Eq. (see A.7-32)
A.7.4..4.1.(a):
30 Eq. (A.7-45)
xgasdry 
xgaswet 
xgaswet
1  xH2O
xgasdry
1  xH2Odry
xH2O,dry
See above errata of Eq. (A.7-29)
See above errata of Eq. (A.7-31)
See above errata of Eq. (A.7-32)
Changing exhaust flow rate shall be extracted.
[the first line of the paragraph has been lost while
editing]
mPM  M PM  n  tcycle
xgasdry 
xgas 
xgas
1  xH2O
xgasdry
1  xH2Odry
xH2Odry
See above corrige of Eq. (A.7-29)
See above corrige of Eq. (A.7-31)
See above corrige of Eq. (A.7-32)
If a batch sample from a changing exhaust flow rate is
collected, a sample proportional to the changing
exhaust flow rate shall be extracted.
mPM  M PM  n  t
31 Legend Eq. (A.7-45)
n = exhaust molar flow rate
ni = mean exhaust molar flow rate
tcycle = test interval
mdil ( DR  m mdil )
Δt = time duration of test interval
mdil/exh ( DR  m mdil/exh )
32 Legend Eq. (A.7-45)
33 Legend eq. (A.7-46):
DR 2nd line
34 Legend Eq. (A.7-46): xdil
DR 2nd line
35 Eq. (A.7-47)
DR 
xdil/exh
1
1  xdil
A.7.7.1. and A.7.7.2 [incorrect numbering]
A.7.8.1. to A.7.8.4. [incorrect numbering]
36 A.7.7.1. and A.7.7.2.
37 A.7.8.1. to A.7.8.4.
Annex A.8 – Corrigendum
#
WHERE
ERRATA
cHC(w/oCutter) 1 ECH4 cHC(w/Cutter)
1
Eq. (A.8-1)
c NMHC 
E C2H6 E CH4
2
Eq. (A.8-2)
3
Eq. (A.8-22)
4
Legend Eq.
(A.8-22)
Eq. (A.8-38)
5
6
7
8
cCH4 
cHC w/Cutter   cHC w/oCutter   1  EC2H6 
EC2H6  ECH4
f c  0.5441  cCO2d  cCO2d  
cCOd
c
 HCw
18,522 17,355
cCO2ad
med 
Legend Eq.
(A.8-38)
Eq. (A.8-39)
pP
Legend Eq.
(A.8-39)
pP
1
1  xdil/exh
replace numbering by A.7.6.4. and A.7.6.5.
replace numbering by A.7.7.1. and A.7.7.4.
DR 
CORRIGE
cNMHC 
cCH4 
cHC(w/oNMC)  cHC(w/NMC)  1  ECH4 
EC2H6  ECH4
cHC(w/NMC)  cHC(w/NMC)  1  EC2H6 
EC2H6  ECH4
f c  0.5441   cCO2d  cCO2d,a  
cCOd
c
 HCw
18522 17355
cCO2d,a
1.293  t  K V  pP
T 0.5
med  1.293  V0  nP 
med 
1.293  t  K V  pp
T 0.5
pp
pP 273

101.3 T
med  1.293 V0  nP 
pp
pp
273
101.3 T

9
Eq. (A.8-40)
med  1.293  qSSV  t
10
Eq. (A.8-41)
1
qSSV  A0 d V 2Cd pP  rp1,4286  rp1,7143
 T
med,i  1.293  qSSV  ti
11
Eq. (A.8-42)
12
Legend Eq.
(A.8-51)
Annex 8
appendix 1,
A.8.1.,
A8.1.1. to
A.8.1.3.
Annex 8
appendix 2,
A8.2
13
14
med  1.293  qVSSV  t


   1  r 1r

4
D
1,4286
p

 
 
1
qVSSV  A0 d V 2Cd pP  rp1.4286  rp1.7143
 T
med,i  1.293  qVSSV  ti


   1  r 1r

4
D
1.4286
p
med = mass of equivalent diluted exhaust gas over the cycle
[kg]
A.8.1., A8.1.1. to A.8.1.3. [incorrect numbering]
med = mass of diluted exhaust gas over the cycle [kg]
A8.2 [incorrect numbering]
replace numbering by A.8.6
replace numbering by A.8.5., A.8.5.1 to A.8.5.3

 
 