Commission Implementing Decision (EU) 2017/1442 of 31 July 2017 establishing best available techniques (BAT) conclusions, under Directive 2010/75/EU of the European Parliament and of the Council, for large combustion plants (notified under document C(2017) 5225) (Text with EEA relevance)

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3.BAT CONCLUSIONS FOR THE COMBUSTION OF LIQUID FUELSU.K.

The BAT conclusions presented in this section do not apply to combustion plants on offshore platforms; these are covered by Section 4.3

3.1. HFO- and/or gas-oil-fired boilers U.K.

Unless otherwise stated, the BAT conclusions presented in this section are generally applicable to the combustion of HFO and/or gas oil in boilers. They apply in addition to the general BAT conclusions given in Section 1

3.1.1. Energy efficiency U.K.

Table 13

BAT-associated energy efficiency levels (BAT-AEELs) for HFO and/or gas oil combustion in boilers

Type of combustion unit	BAT-AEELs^a ^b
^a These BAT-AEELs do not apply to units operated < 1 500 h/yr.
^b In the case of CHP units, only one of the two BAT-AEELs ‘Net electrical efficiency’ or ‘Net total fuel utilisation’ applies, depending on the CHP unit design (i.e. either more oriented towards electricity generation or towards heat generation).
^c These levels may not be achievable if the potential heat demand is too low.
	Net electrical efficiency (%)		Net total fuel utilisation (%)^c
	New unit	Existing unit	New unit	Existing unit
HFO- and/or gas-oil-fired boiler	> 36,4	35,6–37,4	80–96	80–96

3.1.2. NO_X and CO emissions to air U.K.

BAT 28.In order to prevent or reduce NO_X emissions to air while limiting CO emissions to air from the combustion of HFO and/or gas oil in boilers, BAT is to use one or a combination of the techniques given below.U.K.

Technique		Description	Applicability
a.	Air staging	See descriptions in Section 8.3	Generally applicable
b.	Fuel staging
c.	Flue-gas recirculation
d.	Low-NO_X burners (LNB)
e.	Water/steam addition		Applicable within the constraints of water availability
f.	Selective non-catalytic reduction (SNCR)		Not applicable to combustion plants operated < 500 h/yr with highly variable boiler loads. The applicability may be limited in the case of combustion plants operated between 500 h/yr and 1 500 h/yr with highly variable boiler loads
g.	Selective catalytic reduction (SCR)	See descriptions in Section 8.3	Not applicable to combustion plants operated < 500 h/yr. There may be technical and economic restrictions for retrofitting existing combustion plants operated between 500 h/yr and 1 500 h/yr. Not generally applicable to combustion plants of < 100 MW_th
h.	Advanced control system		Generally applicable to new combustion plants. The applicability to old combustion plants may be constrained by the need to retrofit the combustion system and/or control command system
i.	Fuel choice		Applicable within the constraints associated with the availability of different types of fuel, which may be impacted by the energy policy of the Member State

Table 14

BAT-associated emission levels (BAT-AELs) for NO_X emissions to air from the combustion of HFO and/or gas oil in boilers

Combustion plant total rated thermal input(MW_th)	BAT-AELs (mg/Nm³)
^a These BAT-AELs do not apply to plants operated < 1 500 h/yr.
^b For plants operated < 500 h/yr, these levels are indicative.
^c For industrial boilers and district heating plants put into operation no later than 27 November 2003, which are operated < 1 500 h/yr and for which SCR and/or SNCR is not applicable, the higher end of the BAT-AEL range is 450 mg/Nm³.
^d The higher end of the BAT-AEL range is 110 mg/Nm³ for plants of 100–300 MW_th and plants of ≥ 300 MW_th that were put into operation no later than 7 January 2014.
^e The higher end of the BAT-AEL range is 145 mg/Nm³ for plants of 100–300 MW_th and plants of ≥ 300 MW_th that were put into operation no later than 7 January 2014.
^f For industrial boilers and district heating plants of > 100 MW_th put into operation no later than 27 November 2003, which are operated < 1 500 h/yr and for which SCR and/or SNCR is not applicable, the higher end of the BAT-AEL range is 365 mg/Nm³.
	Yearly average		Daily average or average over the sampling period
	New plant	Existing plant^a	New plant	Existing plant^b
< 100	75–200	150–270	100–215	210–330^c
≥ 100	45–75	45–100^d	85–100	85–110^e ^f

As an indication, the yearly average CO emission levels will generally be:

10-30 mg/Nm³ for existing combustion plants of < 100 MW_th operated ≥ 1 500 h/yr, or new combustion plants of <100 MW_th,
10–20mg/Nm³ for existing combustion plants of ≥ 100 MW_th operated ≥ 1 500 h/yr, or new combustion plants of ≥ 100 MW_th.

3.1.3. SO_X, HCl and HF emissions to air U.K.

BAT 29.In order to prevent or reduce SO_X, HCl and HF emissions to air from the combustion of HFO and/or gas oil in boilers, BAT is to use one or a combination of the techniques given below.U.K.

Technique		Description	Applicability
a.	Duct sorbent injection (DSI)	See description in Section 8.4	Generally applicable
b.	Spray dry absorber (SDA)
c.	Flue-gas condenser
d.	Wet flue-gas desulphurisation (wet FGD)		There may be technical and economic restrictions for applying the technique to combustion plants of < 300 MW_th. Not applicable to combustion plants operated < 500 h/yr. There may be technical and economic restrictions for retrofitting existing combustion plants operated between 500 h/yr and 1 500 h/yr
e.	Seawater FGD		There may be technical and economic restrictions for applying the technique to combustion plants of < 300 MW_th. Not applicable to combustion plants operated < 500 h/yr. There may be technical and economic restrictions for retrofitting existing combustion plants operated between 500 h/yr and 1 500 h/yr
f.	Fuel choice		Applicable within the constraints associated with the availability of different types of fuel, which may be impacted by the energy policy of the Member State

Table 15

BAT-associated emission levels (BAT-AELs) for SO₂ emissions to air from the combustion of HFO and/or gas oil in boilers

Combustion plant total rated thermal input(MW_th)	BAT-AELs for SO₂ (mg/Nm³)
^a These BAT-AELs do not apply to plants operated < 1 500 h/yr.
^b For plants operated < 500 h/yr, these levels are indicative.
^c For industrial boilers and district heating plants put into operation no later than 27 November 2003 and operated < 1 500 h/yr, the higher end of the BAT-AEL range is 400 mg/Nm³.
^d The higher end of the BAT-AEL range is 175 mg/Nm³ for plants put into operation no later than 7 January 2014.
^e For industrial boilers and district heating plants put into operation no later than 27 November 2003, which are operated < 1 500 h/yr and for which wet FGD is not applicable, the higher end of the BAT-AEL range is 200 mg/Nm³.
	Yearly average		Daily average or average over the sampling period
	New plant	Existing plant^a	New plant	Existing plant^b
< 300	50–175	50–175	150–200	150–200^c
≥ 300	35–50	50–110	50–120	150–165^d ^e

3.1.4. Dust and particulate-bound metal emissions to air U.K.

BAT 30.In order to reduce dust and particulate-bound metal emissions to air from the combustion of HFO and/or gas oil in boilers, BAT is to use one or a combination of the techniques given below.U.K.

Technique		Description	Applicability
a.	Electrostatic precipitator (ESP)	See description in Section 8.5	Generally applicable
b.	Bag filter	See description in Section 8.5
c.	Multicyclones	See description in Section 8.5. Multicyclones can be used in combination with other dedusting techniques
d.	Dry or semi-dry FGD system	See descriptions in Section 8.5. The technique is mainly used for SO_X, HCl and/or HF control
e.	Wet flue-gas desulphurisation (wet FGD)	See description in Section 8.5. The technique is mainly used for SO_X, HCl and/or HF control	See applicability in BAT 29
f.	Fuel choice	See description in Section 8.5	Applicable within the constraints associated with the availability of different types of fuel, which may be impacted by the energy policy of the Member State

Table 16

BAT-associated emission levels (BAT-AELs) for dust emissions to air from the combustion of HFO and/or gas oil in boilers

Combustion plant total rated thermal input(MW_th)	BAT-AELs for dust (mg/Nm³)
^a These BAT-AELs do not apply to plants operated < 1 500 h/yr.
^b For plants operated < 500 h/yr, these levels are indicative.
^c The higher end of the BAT-AEL range is 25 mg/Nm³ for plants put into operation no later than 7 January 2014.
^d The higher end of the BAT-AEL range is 15 mg/Nm³ for plants put into operation no later than 7 January 2014.
	Yearly average		Daily average or average over the sampling period
	New plant	Existing plant^a	New plant	Existing plant^b
< 300	2–10	2–20	7–18	7–22^c
≥ 300	2–5	2–10	7–10	7–11^d

3.2. HFO- and/or gas-oil-fired engines U.K.

Unless otherwise stated, the BAT conclusions presented in this section are generally applicable to the combustion of HFO and/or gas oil in reciprocating engines. They apply in addition to the general BAT conclusions given in Section 1.

As regards HFO- and/or gas-oil-fired engines, secondary abatement techniques for NO_X, SO₂ and dust may not be applicable to engines in islands that are part of a small isolated system(1) or a micro isolated system(2), due to technical, economic and logistical/infrastructure constraints, pending their interconnection to the mainland electricity grid or access to a natural gas supply. The BAT-AELs for such engines shall therefore only apply in small isolated system and micro isolated system as from 1 January 2025 for new engines, and as from 1 January 2030 for existing engines.

3.2.1. Energy efficiency U.K.

BAT 31.In order to increase the energy efficiency of HFO and/or gas oil combustion in reciprocating engines, BAT is to use an appropriate combination of the techniques given in BAT 12 and below.U.K.

Technique	Description	Applicability
a.	Combined cycle	See description in Section 8.2	Generally applicable to new units operated ≥ 1 500 h/yr. Applicable to existing units within the constraints associated with the steam cycle design and the space availability. Not applicable to existing units operated < 1 500 h/yr

Technique

Description

Applicability

Combined cycle

See description in Section 8.2

Generally applicable to new units operated ≥ 1 500 h/yr.

Applicable to existing units within the constraints associated with the steam cycle design and the space availability.

Not applicable to existing units operated < 1 500 h/yr

Table 17

BAT-associated energy efficiency levels (BAT-AEELs) for the combustion of HFO and/or gas oil in reciprocating engines

Type of combustion unit	BAT-AEELs^a
^a These BAT-AEELs do not apply to units operated < 1 500 h/yr.
^b Net electrical efficiency BAT-AEELs apply to CHP units whose design is oriented towards power generation, and to units generating only power.
^c These levels may be difficult to achieve in the case of engines fitted with energy-intensive secondary abatement techniques.
^d This level may be difficult to achieve in the case of engines using a radiator as a cooling system in dry, hot geographical locations.
	Net electrical efficiency (%)^b
	New unit	Existing unit
HFO- and/or gas-oil-fired reciprocating engine — single cycle	41,5–44,5^c	38,3–44,5^c
HFO- and/or gas-oil-fired reciprocating engine — combined cycle	> 48^d	No BAT-AEEL

3.2.2. NO_X, CO and volatile organic compound emissions to air U.K.

BAT 32.In order to prevent or reduce NO_X emissions to air from the combustion of HFO and/or gas oil in reciprocating engines, BAT is to use one or a combination of the techniques given below.U.K.

Technique		Description	Applicability
a.	Low-NO_X combustion concept in diesel engines	See descriptions in Section 8.3	Generally applicable
b.	Exhaust-gas recirculation (EGR)		Not applicable to four-stroke engines
c.	Water/steam addition		Applicable within the constraints of water availability. The applicability may be limited where no retrofit package is available
d.	Selective catalytic reduction (SCR)		Not applicable to combustion plants operated < 500 h/yr. There may be technical and economic restrictions for retrofitting existing combustion plants operated between 500 h/yr and 1 500 h/yr. Retrofitting existing combustion plants may be constrained by the availability of sufficient space

BAT 33.In order to prevent or reduce emissions of CO and volatile organic compounds to air from the combustion of HFO and/or gas oil in reciprocating engines, BAT is to use one or both of the techniques given below.U.K.

Technique	Description	Applicability
a.	Combustion optimisation		Generally applicable
b.	Oxidation catalysts	See descriptions in Section 8.3	Not applicable to combustion plants operated < 500 h/yr. The applicability may be limited by the sulphur content of the fuel

Technique

Description

Applicability

Combustion optimisation

Generally applicable

Oxidation catalysts

See descriptions in Section 8.3

Not applicable to combustion plants operated < 500 h/yr.

The applicability may be limited by the sulphur content of the fuel

Table 18

BAT-associated emission levels (BAT-AELs) for NO_X emissions to air from the combustion of HFO and/or gas oil in reciprocating engines

Combustion plant total rated thermal input(MW_th)	BAT-AELs (mg/Nm³)
^a These BAT-AELs do not apply to plants operated < 1 500 h/yr or to plants that cannot be fitted with secondary abatement techniques.
^b The BAT-AEL range is 1 150–1 900 mg/Nm³ for plants operated < 1 500 h/yr and for plants that cannot be fitted with secondary abatement techniques.
^c For plants operated < 500 h/yr, these levels are indicative.
^d For plants including units of < 20 MW_th combusting HFO, the higher end of the BAT-AEL range applying to those units is 225 mg/Nm³.
	Yearly average		Daily average or average over the sampling period
	New plant	Existing plant^a	New plant	Existing plant^b ^c
≥ 50	115–190^d	125–625	145–300	150–750

As an indication, for existing combustion plants burning only HFO and operated ≥ 1 500 h/yr or new combustion plants burning only HFO,

the yearly average CO emission levels will generally be 50–175 mg/Nm³,
the average over the sampling period for TVOC emission levels will generally be 10–40 mg/Nm³.

3.2.3. SO_X, HCl and HF emissions to air U.K.

BAT 34.In order to prevent or reduce SO_X, HCl and HF emissions to air from the combustion of HFO and/or gas oil in reciprocating engines, BAT is to use one or a combination of the techniques given below.U.K.

Technique	Description	Applicability
a.	Fuel choice	See descriptions in Section 8.4	Applicable within the constraints associated with the availability of different types of fuel, which may be impacted by the energy policy of the Member State
b.	Duct sorbent injection (DSI)	There may be technical restrictions in the case of existing combustion plants Not applicable to combustion plants operated < 500 h/yr
c.	Wet flue-gas desulphurisation (wet FGD)	There may be technical and economic restrictions for applying the technique to combustion plants of < 300 MW_th. Not applicable to combustion plants operated < 500 h/yr. There may be technical and economic restrictions for retrofitting existing combustion plants operated between 500 h/yr and 1 500 h/yr

Technique

Description

Applicability

Fuel choice

See descriptions in Section 8.4

Applicable within the constraints associated with the availability of different types of fuel, which may be impacted by the energy policy of the Member State

Duct sorbent injection (DSI)

There may be technical restrictions in the case of existing combustion plants

Not applicable to combustion plants operated < 500 h/yr

Wet flue-gas desulphurisation (wet FGD)

There may be technical and economic restrictions for applying the technique to combustion plants of < 300 MW_th.

Not applicable to combustion plants operated < 500 h/yr.

There may be technical and economic restrictions for retrofitting existing combustion plants operated between 500 h/yr and 1 500 h/yr

Table 19

BAT-associated emission levels (BAT-AELs) for SO₂ emissions to air from the combustion of HFO and/or gas oil in reciprocating engines

Combustion plant total rated thermal input(MW_th)	BAT-AELs for SO₂ (mg/Nm³)
^a These BAT-AELs do not apply to plants operated < 1 500 h/yr.
^b For plants operated < 500 h/yr, these levels are indicative.
^c The higher end of the BAT-AEL range is 280 mg/Nm³ if no secondary abatement technique can be applied. This corresponds to a sulphur content of the fuel of 0,5 wt-% (dry).
	Yearly average		Daily average or average over the sampling period
	New plant	Existing plant^a	New plant	Existing plant^b
All sizes	45–100	100–200^c	60–110	105–235^c

3.2.4. Dust and particulate-bound metal emissions to air U.K.

BAT 35.In order to prevent or reduce dust and particulate-bound metal emissions from the combustion of HFO and/or gas oil in reciprocating engines, BAT is to use one or a combination of the techniques given below.U.K.

Technique		Description	Applicability
a.	Fuel choice	See descriptions in Section 8.5	Applicable within the constraints associated with the availability of different types of fuel, which may be impacted by the energy policy of the Member State
b.	Electrostatic precipitator (ESP)		Not applicable to combustion plants operated < 500 h/yr
c.	Bag filter		Not applicable to combustion plants operated < 500 h/yr

Table 20

BAT-associated emission levels (BAT-AELs) for dust emissions to air from the combustion of HFO and/or gas oil in reciprocating engines

Combustion plant total rated thermal input(MW_th)	BAT-AELs for dust (mg/Nm³)
^a These BAT-AELs do not apply to plants operated < 1 500 h/yr.
^b For plants operated < 500 h/yr, these levels are indicative.
	Yearly average		Daily average or average over the sampling period
	New plant	Existing plant^a	New plant	Existing plant^b
≥ 50	5–10	5–35	10–20	10–45

3.3. Gas-oil-fired gas turbines U.K.

Unless stated otherwise, the BAT conclusions presented in this section are generally applicable to the combustion of gas oil in gas turbines. They apply in addition to the general BAT conclusions given in Section 1.

3.3.1. Energy efficiency U.K.

BAT 36.In order to increase the energy efficiency of gas oil combustion in gas turbines, BAT is to use an appropriate combination of the techniques given in BAT 12 and below.U.K.

Technique	Description	Applicability
a.	Combined cycle	See description in Section 8.2	Generally applicable to new units operated ≥ 1 500 h/yr. Applicable to existing units within the constraints associated with the steam cycle design and the space availability. Not applicable to existing units operated < 1 500 h/yr

Technique

Description

Applicability

Combined cycle

See description in Section 8.2

Generally applicable to new units operated ≥ 1 500 h/yr.

Applicable to existing units within the constraints associated with the steam cycle design and the space availability.

Not applicable to existing units operated < 1 500 h/yr

Table 21

BAT-associated energy efficiency levels (BAT-AEELs) for gas-oil-fired gas turbines

Type of combustion unit	BAT-AEELs^a
^a These BAT-AEELs do not apply to units operated < 1 500 h/yr.
^b Net electrical efficiency BAT-AEELs apply to CHP units whose design is oriented towards power generation, and to units generating only power.
	Net electrical efficiency (%)^b
	New unit	Existing unit
Gas-oil-fired open-cycle gas turbine	> 33	25–35,7
Gas-oil-fired combined cycle gas turbine	> 40	33–44

3.3.2. NO_X and CO emissions to air U.K.

BAT 37.In order to prevent or reduce NO_X emissions to air from the combustion of gas oil in gas turbines, BAT is to use one or a combination of the techniques given below.U.K.

Technique	Description	Applicability
a.	Water/steam addition	See description in Section 8.3	The applicability may be limited due to water availability
b.	Low-NO_X burners (LNB)	Only applicable to turbine models for which low-NO_X burners are available on the market
c.	Selective catalytic reduction (SCR)	Not applicable to combustion plants operated < 500 h/yr. There may be technical and economic restrictions for retrofitting existing combustion plants operated between 500 h/yr and 1 500 h/yr. Retrofitting existing combustion plants may be constrained by the availability of sufficient space

Technique

Description

Applicability

Water/steam addition

See description in Section 8.3

The applicability may be limited due to water availability

Low-NO_X burners (LNB)

Only applicable to turbine models for which low-NO_X burners are available on the market

Selective catalytic reduction (SCR)

Not applicable to combustion plants operated < 500 h/yr.

There may be technical and economic restrictions for retrofitting existing combustion plants operated between 500 h/yr and 1 500 h/yr.

Retrofitting existing combustion plants may be constrained by the availability of sufficient space

BAT 38.In order to prevent or reduce CO emissions to air from the combustion of gas oil in gas turbines, BAT is to use one or a combination of the techniques given below.U.K.

Technique	Description	Applicability
a.	Combustion optimisation	See description in Section 8.3	Generally applicable
b.	Oxidation catalysts	Not applicable to combustion plants operated < 500 h/yr. Retrofitting existing combustion plants may be constrained by the availability of sufficient space

Technique

Description

Applicability

Combustion optimisation

See description in Section 8.3

Generally applicable

Oxidation catalysts

Not applicable to combustion plants operated < 500 h/yr.

Retrofitting existing combustion plants may be constrained by the availability of sufficient space

As an indication, the emission level for NO_X emissions to air from the combustion of gas oil in dual fuel gas turbines for emergency use operated < 500 h/yr will generally be 145–250 mg/Nm³ as a daily average or average over the sampling period.

3.3.3. SO_X and dust emissions to air U.K.

BAT 39.In order to prevent or reduce SO_X and dust emissions to air from the combustion of gas oil in gas turbines, BAT is to use the technique given below.U.K.

Technique		Description	Applicability
a.	Fuel choice	See description in Section 8.4	Applicable within the constraints associated with the availability of different types of fuel, which may be impacted by the energy policy of the Member State

Table 22

BAT-associated emission levels for SO₂ and dust emissions to air from the combustion of gas oil in gas turbines, including dual fuel gas turbines

Type of combustion plant	BAT-AELs (mg/Nm³)
^a These BAT-AELs do not apply to existing plants operated < 1 500 h/yr.
^b For existing plants operated < 500 h/yr, these levels are indicative.
	SO₂		Dust
	Yearly average^a	Daily average or average over the sampling period^b	Yearly average^a	Daily average or average over the sampling period^b
New and existing plants	35–60	50–66	2–5	2–10

(1)

As defined in point 26 of Article 2 of Directive 2009/72/EC.

(2)

As defined in point 27 of Article 2 of Directive 2009/72/EC.

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3.BAT CONCLUSIONS FOR THE COMBUSTION OF LIQUID FUELSU.K.

3.1. HFO- and/or gas-oil-fired boilers U.K.

3.1.1. Energy efficiency U.K.

Table 13

3.1.2. NOX and CO emissions to air U.K.

BAT 28.In order to prevent or reduce NOX emissions to air while limiting CO emissions to air from the combustion of HFO and/or gas oil in boilers, BAT is to use one or a combination of the techniques given below.U.K.

Table 14

3.1.3. SOX, HCl and HF emissions to air U.K.

BAT 29.In order to prevent or reduce SOX, HCl and HF emissions to air from the combustion of HFO and/or gas oil in boilers, BAT is to use one or a combination of the techniques given below.U.K.

Table 15

3.1.4. Dust and particulate-bound metal emissions to air U.K.

BAT 30.In order to reduce dust and particulate-bound metal emissions to air from the combustion of HFO and/or gas oil in boilers, BAT is to use one or a combination of the techniques given below.U.K.

Table 16

3.2. HFO- and/or gas-oil-fired engines U.K.

3.2.1. Energy efficiency U.K.

BAT 31.In order to increase the energy efficiency of HFO and/or gas oil combustion in reciprocating engines, BAT is to use an appropriate combination of the techniques given in BAT 12 and below.U.K.

Table 17

3.2.2. NOX, CO and volatile organic compound emissions to air U.K.

BAT 32.In order to prevent or reduce NOX emissions to air from the combustion of HFO and/or gas oil in reciprocating engines, BAT is to use one or a combination of the techniques given below.U.K.

BAT 33.In order to prevent or reduce emissions of CO and volatile organic compounds to air from the combustion of HFO and/or gas oil in reciprocating engines, BAT is to use one or both of the techniques given below.U.K.

Table 18

3.2.3. SOX, HCl and HF emissions to air U.K.

BAT 34.In order to prevent or reduce SOX, HCl and HF emissions to air from the combustion of HFO and/or gas oil in reciprocating engines, BAT is to use one or a combination of the techniques given below.U.K.

Table 19

3.2.4. Dust and particulate-bound metal emissions to air U.K.

BAT 35.In order to prevent or reduce dust and particulate-bound metal emissions from the combustion of HFO and/or gas oil in reciprocating engines, BAT is to use one or a combination of the techniques given below.U.K.

Table 20

3.3. Gas-oil-fired gas turbines U.K.

3.3.1. Energy efficiency U.K.

BAT 36.In order to increase the energy efficiency of gas oil combustion in gas turbines, BAT is to use an appropriate combination of the techniques given in BAT 12 and below.U.K.

Table 21

3.3.2. NOX and CO emissions to air U.K.

BAT 37.In order to prevent or reduce NOX emissions to air from the combustion of gas oil in gas turbines, BAT is to use one or a combination of the techniques given below.U.K.

BAT 38.In order to prevent or reduce CO emissions to air from the combustion of gas oil in gas turbines, BAT is to use one or a combination of the techniques given below.U.K.

3.3.3. SOX and dust emissions to air U.K.

BAT 39.In order to prevent or reduce SOX and dust emissions to air from the combustion of gas oil in gas turbines, BAT is to use the technique given below.U.K.

Table 22

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3.1.2. NO_X and CO emissions to air U.K.

BAT 28.In order to prevent or reduce NO_X emissions to air while limiting CO emissions to air from the combustion of HFO and/or gas oil in boilers, BAT is to use one or a combination of the techniques given below.U.K.

3.1.3. SO_X, HCl and HF emissions to air U.K.

BAT 29.In order to prevent or reduce SO_X, HCl and HF emissions to air from the combustion of HFO and/or gas oil in boilers, BAT is to use one or a combination of the techniques given below.U.K.

3.2.2. NO_X, CO and volatile organic compound emissions to air U.K.

BAT 32.In order to prevent or reduce NO_X emissions to air from the combustion of HFO and/or gas oil in reciprocating engines, BAT is to use one or a combination of the techniques given below.U.K.

3.2.3. SO_X, HCl and HF emissions to air U.K.

BAT 34.In order to prevent or reduce SO_X, HCl and HF emissions to air from the combustion of HFO and/or gas oil in reciprocating engines, BAT is to use one or a combination of the techniques given below.U.K.

3.3.2. NO_X and CO emissions to air U.K.

BAT 37.In order to prevent or reduce NO_X emissions to air from the combustion of gas oil in gas turbines, BAT is to use one or a combination of the techniques given below.U.K.

3.3.3. SO_X and dust emissions to air U.K.

BAT 39.In order to prevent or reduce SO_X and dust emissions to air from the combustion of gas oil in gas turbines, BAT is to use the technique given below.U.K.