Decree No 344 / 2009 Coll.

Decree on the details of the method of determining electricity from high-efficiency cogeneration based on useful heat demand and the determination of electricity from secondary energy sources

Valid Order Effective from 09.10.2009
Text versions: 09.10.2009
344
DECLARATION
of 30 September 2009
on the details of the method for determining electricity from high efficiency cogeneration based on useful heat demand and for determining electricity from secondary energy sources
The Ministry of Industry and Trade provides pursuant to § 98a (1) (d) of Act No. 458 / 2000 Coll., on the Terms and Conditions of Business and on the Enforcement of State Administration in the Energy Sector and on the amendment of certain laws (Energy Act), as amended by Act No. 158 / 2009 Coll., for the implementation of § 32 of the Energy Act:
§ 1
Subject matter
This decree regulates following the directly applicable regulation of the European Community1)
(a) the method of determining electricity from high-efficiency cogeneration (cogeneration) or mechanical energy;
(b) the method of determining electricity from secondary energy sources;
(c) the evaluation and settlement of electricity from cogeneration and secondary energy sources.
§ 2
Combined production technology or equipment and method of determining the amount of electricity from combined production or mechanical energy
(1) For the purposes of this Decree, technology or equipment of combined production or mechanical energy means:
(a) gas-fired equipment with a heat supply;
(b) steam-driven turbine;
(c) condensation demand turbine;
(d) gas turbine with heat recovery;
(e) a combustion piston engine with heat recovery;
(f) microturbine;
g) Stirling engine with heat recovery;
(h) fuel cell;
(i) a steam engine with heat recovery;
(j) the organic Rankin cycle; or
(k) a combination of the technologies and equipment referred to in points (a) to (j).
(2) The electricity produced from combined production shall be considered to be the electricity produced from production for which the Ministry of Industry and Trade (hereinafter referred to as "the Ministry ') has issued a certificate of origin of the combined production electricity (hereinafter referred to as" the certificate') on the basis of an application for certification, a specimen of which is given in Annex 1 to this Decree. The certificate demonstrates the ability of the plant to produce electricity from combined production. The certificate shall be issued for the equipment, the serial assembly of the assembly, if the technical design does not allow it, it shall be issued for the production plant.
(3) The quantity of combined electricity for which a contribution to the price of electricity is granted shall be determined for the preceding calendar year or part thereof on the basis of the measurement of the terminal production at the output of the generator, the ratio of electricity and heat energy as set out in Annex 3 to this Regulation. If the amount of electricity cannot be determined in the manner set out in Annex 3 to this Decree, the owner of the installation or its operator may proceed otherwise agreed by the Ministry under the following conditions:
(a) in the case of combined production, a monthly or annual 10% saving of primary energy is achieved in relation to the separate generation of electricity and heat, calculated in accordance with Annex 4 to this Decree; This requirement applies only to a source with an installed electrical power greater than 1 MW; or
(b) when the minimum annual or monthly energy efficiency laid down in Annex 4 to this Decree is reached.
(4) In the case of equipment put into service for certification purposes, the calculation shall be made for the first calendar year according to the expected production and mode of operation.
(5) The quantity of heat and electricity and, where appropriate, the mechanical energy from the combined production, when burning a mixture of fuels, is broken down in relation to the energy potential of the input fuels.
§ 3
Method for determining the amount of electricity from secondary energy sources
(1) Electricity produced from secondary energy sources shall be deemed to be electricity produced from electricity generation plants using, in whole or in part, the energy potential of secondary energy sources for which, on request, it has been issued by the Ministry of Origin of Electricity from secondary energy sources, the model of which is set out in Annex 2 to this Decree.
(2) The calculation of the amount of electricity produced from secondary energy sources shall be made on the basis of the determination of the primary fuel savings over the previous calendar year or part thereof. In the case of equipment put into service, the calculation shall be made for the first calendar year according to the expected production and mode of operation. The calculation shall be made in accordance with Annex 5 to this Order. If the quantity of electricity cannot be determined in the manner set out in Annex 5 to this Decree, the owner of the installation or its operator may proceed in another manner agreed by the Ministry.
§ 4
Evaluation and settlement of electricity from cogeneration and secondary energy sources
(1) The planned generation of electricity in the following calendar year from cogeneration plants or produced from secondary energy sources of installed electricity output of more than 1 MW shall be informed by the producer of the relevant distribution system operator directly connected to the transmission system or transmission system operator by 31 July in accordance with Decree No. 140 / 2009 Coll., of the way prices are regulated in the energy sector and the price regulation procedures.
(2) Manufacturers from sources of installed electricity up to and including 1 MW shall inform the relevant distribution system operators of the envisaged generation of electricity in the following calendar year on a one-off basis only on receipt of a certificate or on a change in the production method or change in the quantity of electricity produced by more than 25%.
(3) The time period for assessing the quantity of electricity with a contribution to the price of electricity is 1 month or 1 year. The assessment and accounting of the amount of electricity from cogeneration or secondary energy sources shall be carried out by the cogeneration unit operator and shall transmit the report to the local distribution system operator connected to the transmission system or transmission system operator.
(4) The document for assessing the quantity of electricity with a contribution to the price of electricity shall be the monthly or annual report on the production of electricity from cogeneration sources, the model of which is set out in Annex 6 to this Regulation, and the document for evaluating the quantity of electricity with a contribution to the price of electricity shall be the monthly or annual report on the production of electricity from secondary energy sources, the model of which is set out in Annex 7 to this Regulation. The data reported in the monthly or annual statements for the evaluation of the quantity of electricity with a contribution to the price of electricity must be based on the actual measured operating values under Act No. 505 / 1990 Coll., on metrology, as amended, and their evaluation. The subject of the evaluation shall be the set or assembly of the set, if the technical design does not allow it, the factory shall be considered.
(5) The amount of electricity produced from combined production or secondary energy sources shall be assessed according to the size of the savings of primary fuels and the efficiency of energy production, based on actual measured operating values and their evaluation.
§ 5
Transitional provisions
On the date of entry into force of this Order, the holder of the certificate shall calculate in accordance with Annex 4 thereto. For those establishments which fail to comply with the parameters, certificates issued under previous rules shall be invalidated.
§ 6
Repeal
The following shall be deleted:
1. Decree No. 439 / 2005 Coll., laying down the details of the method of determining the quantity of electricity from cogeneration and the quantity of electricity from secondary energy sources.
2. Decree No. 110 / 2008 Coll., amending Decree No. 439 / 2005 Coll., laying down the details of the method for determining the quantity of electricity from cogeneration and the quantity of electricity from secondary energy sources.
§ 7
Efficacy
This decree shall take effect on the day of its publication.
Minister:
Ing. Tošovský v. r.

Příloha č. 1

Annex No 1 to Decree No 344 / 2009 Coll.

Příloha č. 2

Annex No 2 to Decree No 344 / 2009 Coll.

Příloha č. 3

Annex No. 3 to Decree No 344 / 2009 Coll.
Method of determining electricity from high efficiency cogeneration linked to the production of useful heat energy
For the purposes of calculating combined generation electricity:
(a) the overall efficiency of the contribution of the sum of useful heat and produced electricity in the process of cogeneration linked to the supply of useful heat or mechanical energy, where appropriate, to the total amount of heat in the fuel during cogeneration and electrical and, where appropriate, mechanical energy linked to the supply of useful heat;
(b) a set consisting of a source of heat and electrical and, where appropriate, mechanical energy and is the basic production unit of cogeneration;
(c) a series assembly of a machine assembly bounded by the boundary of the combined production;
(d) by proportional saving of primary energy, a figure expressing the proportion of primary energy savings generated by the joint production of electricity and heat compared to the separate production of electricity and heat expressed as a percentage;
(e) the electricity equivalent of the amount of mechanical energy converted into electricity.
Electricity from high-efficiency combined production shall be determined by the following procedure:
(a) The generation of electricity by means of a joint production of electricity and heat with high efficiency shall be considered to be equal to the total annual or monthly production of electricity in the sets, series assembly or production of electricity and heat measured at the output (terminals) of the main generators:
(1) for cogeneration installations of types (d), (e), (f), (g), (h) and (i) referred to in Article 2 (1) with a total annual or monthly efficiency thresholds of at least 75%.
(2) for cogeneration installations of types (a) and (c) referred to in Article 2 (1) with a total annual or monthly efficiency threshold of at least 80%
(3) for type (b) devices connected according to the type scheme specified in the application.
(b) For cogeneration plants with an overall annual or monthly efficiency below that referred to in (a) (1) and (2), or where cogeneration electricity is not directly measured, electricity generation from cogeneration shall be determined according to the following overview and formula:
1) Steam anti-pressure turbine
The amount of combined production electricity produced by the turbine anti-pressure system where there is no measurement of terminal electricity production shall be determined according to:
ET = QužT.yp.xp (MWh)
QužT (MWh) is equal to the amount of useful heat energy supplied from combined production for further use. The amount of useful heat shall be determined as defined by measuring or evaluating from the measured values.
yp [-] is the indicative number expressing the ratio of the generation of electricity in the combined production facility to the production of useful heat over a certain period of time. The production of electricity from high-efficiency cogeneration corresponds to the share of electricity produced which is physically directly linked to the production of useful heat,
The yp values for anti-pressure equipment are set out in the table below:
P2P1
1,62,02,53,56,09,013,016,0
0,080,210,230,260,280,350,400,430,44
0,120,180,200,230,260,320,370,380,39
0,250,130,150,180,200,270,310,330,34
0,500,060,100,130,150,220,270,290,30
0,70-0,060,100,130,190,230,250,26
1,30--0,050,070,140,180,200,21
P1 is the input pressure [MPa]
P2 is the back pressure [MPa]
xp [-] is the coefficient of influence of the steam turbine load, the values are set out in the following table:
zatížení1008060402010
XP1,000,980,950,900,750,6
The monthly load shall be determined according to the relationship:
load = Px / Pj.100 [%]
Pj is the rated electric power of the turbine [MW]
Pxis calculated as Ex / zx taking
Ex is electricity production in a given month [MWh]
Zxis the number of turbine operating hours in a given month [h]
2. Condensation demand turbine
The quantity of combined production electricity produced by a condensation demand turbine system that does not meet the total annual or monthly minimum efficiency of 80% shall be determined according to the relation:
ET = QužT.yko.xp [MWh]
QužT [MWh] shall be determined in accordance with paragraph 1.
yko [-] is the indicative number expressing the ratio of electricity production in combined production facilities to the production of useful heat over a certain period of time. The production of electricity from high-efficiency cogeneration corresponds to the share of electricity produced which is physically directly linked to the production of useful heat,
The yco values for the condensation sampling turbine are set out in the following table:
trP1
1,62,02,53,56,09,013,016,0
> = 50,2300,2550,2800,3200,3800,4300,4800,500
(0,230)(0,255)(0,280)(0,320)(0,380)(0,430)(0,480)(0,500)
30,2200,2450,2700,3100,3600,4150,4650,485
(0,225)(0,250)(0,275)(0,315)(0,365)(0,420)(0,475)(0,495)
10,2100,2350,2600,2950,3500,4000,4500,465
(0,220)(0,245)(0,270)(0,305)(0,360)(0,410)(0,465)(0,480)
00,2000,2330,2550,2850,3400,3950,4400,455
(0,215)(0,240)(0,270)(0,300)(0,355)(0,410)(0,460)(0,480)
-10,1950,2200,2500,2800,3350,3850,4350,455
(0,210)(0,235)(0,265)(0,295)(0,350(0,400(0,460)(0,470)
-30,1850,2100,2300,2650,3250,37000,4200,435
(0,205)(0,230)(0,260)(0,287)(0,345)(0,395)(0,450)(0,465)
-50,1750,2000,2250,25000,3100,3550,4000,410
(0,200)(0,225)(0,255)(0,28)(0,335)(0,385)(0,440)(0,450)
-70,1600,1850,2150,2350,2950,3400,3840,400
(0,190)(0,215)(0,250)(0,270)(0,330)(0,375)(0,432)(0,440)
P1 is the input pressure [MPa]
tr is the average monthly air temperature [° C]
Yko values are for parameters of heat network 150 / 70 ° C, in brackets are values for 120 / 50 ° C.
Only values for the range tr = 5 ° C are given (when a constant temperature of 70 ° C and tr = -7 ° C are required with respect to the heating of the TUV) and. The average average monthly temperatures in the Czech Republic are not lower, the yko is practically linear.
xp [-] is the coefficient of influence of the steam turbine load, the values are given in paragraph 1.
The quantity of electricity from high-efficiency cogeneration is less than or equal to the total quantity of electricity produced E less the amount of electricity produced by condensation.
ET ≤ E - EK
The amount of electricity produced by the condensation process shall be calculated using the formula:
EK=Mko.(iadiko)qelkond
where
iad [GJ / t] is the enthalpy of admission steam (at the entrance to the turbine)
iko [GJ / t] is the enthalpy of condensate at the output of the capacitor
qelkond [GJ / MWh] is the specific heat consumption for the generation of electricity under condensation mode (determined by the manufacturer or independent organisation)
Mko [t] is the amount of turbin condensate over the period considered
3. Gas turbine with heat recovery
The quantity of electricity from high-efficiency cogeneration produced in the set shall be determined by the combustion turbine operating with heat recovery that does not meet the overall annual or monthly minimum efficiency of 75%, according to the relation:
ET = QužT.yst [MWh]
The qužT [MWh] shall be determined in accordance with paragraph 1., when subtracting the actual heat energy consumption, it shall be treated in a similar manner to that of paragraph 1. yst [-] shall be calculated as yst = y.xs.x.x.;
xs [-] coefficient of air temperature, expresses the effect of average monthly air temperature,
xi [-] coefficient of effect of the combustion turbine load, expresses the effect of the drop in load and temperature of the flue gas on the output,
y [-] is the ratio of electrical and thermal power determined by the manufacturer.
Teplota ovzduší (°C)-15-5+5+15+25
xs1,151,101,061,000,95
Zatížení %1009080706050
xi1,000,990,970,940,890,80
The monthly load shall be determined according to the relationship:
load = Px / Pj.100 [%]
Pi is the rated electric power of the turbine [MW]
PX is calculated as EX / zX taking
EX is electricity production in a given month [MWh]
zX is the number of turbine operating hours in a given month [h]
4. Combustion piston engine
The quantity of electricity from high-efficiency cogeneration produced in the combustion engine combination, constant speed and quality control operation, with full recovery of waste heat not meeting the overall annual or monthly minimum efficiency of 75% shall be determined according to the relation:
ET = QužT.ysm [MWh]
QužT [MWh] shall be determined in the same way as in paragraph 1; the deduction of the heat energy consumption shall be treated in a similar manner to that of paragraph 1.
ysm [-] shall be determined according to the technical documentation of the cogeneration unit, otherwise the value of:
0,52 for units with a rated output of less than 100 kWe
0,67 for units with a rated output of 100 - 300 kWe
0,75 for units with a rated power greater than 300 kWe
5. Parogas equipment with heat supply
The quantity of electricity from high-efficiency cogeneration produced in the gas cycle in a combination that does not meet the total annual or monthly minimum efficiency of 80% shall be determined by reference to:
ET = QužT.ypp [MWh]
The qužT [MWh] shall be determined in the same way as in paragraph 1 and shall be treated in the same way as in paragraph 1 for the deduction of own heat energy consumption.
ypp-se stanoví ze vztahu ypp=Pst.xs.xi+Pko.xp.xtQpp
Pst [MW] is the output of the combustion turbine
Pko [MW] is the power of the condensing demand turbine
Qpp [MW] is the heat output of the set
xs [-] is the coefficient of air temperature (see paragraph 3)
xi [-] is the coefficient of the combustion turbine load (see paragraph 3)
xp [-] is the coefficient of influence of the steam turbine load (see paragraph 1)
xt [-] is the coefficient of effect of the heat output of flue gases
xt is determined by the average monthly air temperature as follows: for tZ from 0 ° C inclusive to - 15 ° C: 1,05 for tZ from 0 ° C to + 15 ° C: 1,02
6. Combination of multiple types of combined production in one production facility
Where the production plant is equipped with different types of combined production sources which are equipped with separate heat energy production measurements, the supply of useful heat shall be divided in proportion to the measured values. By multiplying the individual shares by the relevant guide number and adding them together, the amount of electricity from high-efficiency cogeneration shall be determined for which the price contribution shall be applied. If the production plant is not equipped with separate measurement of heat energy from individual production blocks, the manufacturer shall propose the procedure for calculating the supply of electricity from high-efficiency cogeneration in accordance with the above-mentioned basic procedures, giving priority to production facilities with lower specific fuel consumption, and having the calculation process confirmed by the Ministry.
In this way, the cases of resources whose technical implementation does not allow the application of the procedures for determining the quantity of electricity from high-efficiency cogeneration listed in this Annex to the Decree may also be addressed.

Příloha č. 4

Annex No 4 to Decree No 344 / 2009 Coll.
Method of determining primary energy savings in the process of high-efficiency cogeneration
(1) The efficiency of the combined production process as a criterion for determining the amount of electricity from high-efficiency combined production with the entitlement to the contribution is determined by calculation as primary energy saving in accordance with paragraph 3 or paragraph 16 of this Annex. For the purposes of calculation, a period other than 1 year may be used.
(2) Useful heat, heat produced in the cogeneration process to meet economically justified demand for heat and cooling; the useful heat is not heat consumed for the own consumption of heat production, or electricity, or heat and electricity; the useful heat is not even the heat consumed for the production of electricity for serial order turbosets downstream of combined heat and electricity production
(3) Calculation of primary energy savings
UPE = 1-1ηqTηrV + ηeTηrE.100%
the partial efficiency of heat production ηqT and electricity ηeT in the heat plant shall be determined according to the formulae:
ηqT = Qzi TQpalT - ηeT = ETQpalT -
ηqT - the energy efficiency of the combined heat supply is defined as the annual or monthly production of useful heat in the set, serial assembly of the set or production with combined production of electricity and heat divided by the fuel consumption used in the combined production process. For steam generators of electricity and heat, this value shall be multiplied by 1,045. [-]
ηeT - is the electricity efficiency of combined production defined as annual or monthly electricity production
from combined production in the set, serial assembly of the set or production coupled to the supply
useful heat divided by the fuel consumption used in the combined production process. For steam
The production of electricity and heat, where the year of construction is 1996 and before, is multiplied by 1,107. [-]
ηrV - is the energy efficiency reference value of separate heat production (heating) [-]
ηrE - is the reference value of the efficiency of separate electricity production (according to the formula in paragraph 13) [-]
QužT - is the annual or monthly production of useful heat supplied from the set or production plant with combined production of electricity and heat, determined as defined either by measuring or evaluating the measured values [MWh]
QpalT- is the energy potential of the fuel used in the combined production process for the joint production of useful heat and electricity, if the efficiency thresholds are met, the total fuel consumed in the set or serial assembly [MWh]
The energy potential of the fuel used in the combined production shall be determined using the formula:
QpalT = Qpal, total T - Qpal, outt T - Qpal, elkondT
Qpal, elkondT - is the energy potential of the fuel used to produce condensation electricity [MWh] and is subtracted for steam condensing turbine equipment if the total efficiency is less than 80%. Calculate from the relationship:
Qpal, elkondT = EK.spalev
EC - the quantity of electricity [MWh] produced by condensation and calculated in accordance with Annex 3, point 2.
Spalev - is the specific fuel consumption for the production of condensation electricity [MWh / MWh] determined either by the manufacturer or by measurement performed by an independent expert organisation
Qpal, totalT- is the total energy potential of the fuel used in the set, serial assembly or production plant including the heating energy potential [MWh]; determined by measurement
Qpal, outflow T - is the heating energy potential of the fuel train or production plant [MWh], is determined as the sum of the amount of fuel burned in the heating boilers and the fuel consumed to supply heat from steam reduction stations
Calculate from the relationship:
Qpal, outt T = Qzi, outt T.spattd
Qzi, outflow T - is the supply of useful heat from heating boilers and reduction stations [MWh] (measured or detected by evaluation of measured values)
Filtd - is the specific fuel consumption for the production of useful heat [MWh / MWh] determined either by the manufacturer or by a measurement performed by an independent expert organisation
ET - is the annual or monthly production of terminal electricity [MWh] linked to the supply of useful heat from the set, serial assembly of the set or production plant with combined production of electricity and heat, in case of compliance with the efficiency thresholds, the total production of electricity.
(4) Harmonised efficiency reference values refer to fuel calorific value, ambient temperature 15 ° C, atmospheric pressure 1,013 bar (1,013 hPa), relative humidity 60% and for separate generation of electricity and heat energy are given as a percentage.
(5) The correction factors for the impact of climate conditions and removable network losses only apply to harmonised efficiency reference values for separate generation of electricity.
(6) Table 1
Harmonised efficiency reference values for separate generation of electricity used for calculations over the period 2006 to 2011
PalivoZařízení KVET vybudované do roku
19961997199819992000200120022003200420052006-2011
ηripalEηripalEηripalEηripalEηripalEηripalEηripalEηripalEηripalEηripalEηripalE
PevnéČerné uhlí39,70040,50041,20041,80042,30042,70043,10043,50043,80044,00044,2
Hnědé uhlí, lignit37,30038,10038,80039,40039,90040,30040,70041,10041,40041,60041,8
Dřevní hmota25,00026,30027,50028,50029,60030,40031,10031,70032,20032,60033,0
Biomasa20,00021,00021,60022,10022,60023,10023,50024,00024,40024,70025,0
Biologicky rozložitelný a neobnovitelný (komunální) odpad20,00021,00021,60022,10022,60023,10023,50024,00024,40024,70025,0
KapalnéTopné oleje39,70040,50041,20041,80042,30042,70043,10043,50043,80044,00044,2
Biopaliva39,70040,50041,20041,80042,30042,70043,10043,50043,80044,00044,2
Biologicky rozložitelný odpad20,00021,00021,60022,10022,60023,10023,50024,00024,40024,70025,0
Neobnovitelný odpad20,00021,00021,60022,10022,60023,10023,50024,00024,40024,70025,0
PlynnéZemní plyn50,00050,40050,80051,10051,40051,70051,90052,10052,30052,40052,5
Plyn z rafinace/vodík39,70040,50041,20041,80042,30042,70043,10043,50043,80044,00044,2
Koksárenský, vysokopecní a jiné odpadní plyny, odpadní teplo35,00035,00035,00035,00035,00035,00035,00035,00035,00035,00035,0
Bioplyn36,70037,50038,30039,00039,60040,10040,60041,00041,40041,70042,0
(7) Manufacturers of cogeneration and heat energy shall use the efficiency reference values for electricity production in Table 1 in relation to the year of construction.
These harmonised benchmarks shall be valid for 10 years from the year of construction.

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Regulation Information

CitationDecree No 344 / 2009 Coll., on the details of the method of determining electricity from high efficiency cogeneration based on the demand for useful heat and the determination of electricity from secondary energy sources
Regulation TypeOrder
Author-
CollectionCode of Laws
Date of Promulgation09.10.2009
Effective from09.10.2009
Effective until-
Status Valid
The regulation text is for informational purposes only.
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