Submitted to

World Waste to Energy City

Summit 2016

10th – 11th May 2016

John OrdBusiness Director – Thermal

Power & Energy Networks

• When is a grid connection not a grid connection?

• Tariffs for balancing and stability

• Synergies between Macro and Micro

• Smart Operation – Realising grid tariff revenue

• Making the most of what you have…

AD PlantMT Plant

ATT Plant

Grid Connection

DNO DNO

X

STG GEsS/B gen

XX

X

AD PlantMT Plant

ATT Plant

Grid Connection

DNO DNO

X

STG GEsS/B gen

XX

X

Increasing

Fault

Level

Maximum

Fault Level

Direction of travelLocalised demand side energy management | Localised grid stability

Localised smart grids | Incentivisation at the DNO level

Localised Energy Storage to provide local power to the local grid

when it is needed

Localised power

solutions to meet local

network demands

Centralised to de-centralised

power generation

Programme Value/MW/yr Response time Run Duration MT Plant AD Plant ATT Plant

Cost avoidance programmes, benefit available through supply contracts from shifting load or using onsite generators

1. Triad avoidance £25-40k 4-6 hours warning 30-90 minutes YES YES YES ?

2. Red DUoS £35-140k Pre-determined 3-3.5 hours YES YES YES ?

3. Peak lopping £20k Pre-determined 3 hours YES YES NO

Network Balancing Services – responding to external signal from network operator within time constraints

4. STOR £20k-30k < 20 mins20-240 mins, but

usually < 60 minsYES YES NO

5. FFR Static

Secondary£30k < 30s < 30 mins YES YES NO

5. FFR High

(dynamic)£55k < 30s

Unlimited, but

usually < 30 minsYES YES NO

6. FCDM > £60k Instantaneous < 30 mins YES YES NO

8. DSBR

£10k set up +

energy @ >

£250/MWh

> 1 hour 2-4 hours YES YES NO

Capacity Support – Payment in return for ensuring response delivered following signal from ISO

9. Capacity Market

(main)

£19,400 for 2018/19

(2012 money) Pre-determined 4 hours YES YES YES

Peak load generator

relatively fast response

rate

Transmission system

Local Distribution

Users

Base load generator

relatively slow

response rate

Steam

Turbine

Nuclear Power

Plant

Site HV

Network

Transmission

Network

Gas

Engine

Gas fired

CCGT

Distribution

Network

Site LV

Network

Local usersMotors / fans

etc.

National

Infrastructure

EfW site

Infrastructure

National Grid direction of travel holds true for Site Grid optimisation

Gas booster Gas enginesPower

GenerationBiogas

Flare

Gas storage Gas booster

Typical current MBT arrangement

Gas Stored to

maintain minimum

storage volume

Gas engines operate in

response to pressure

changes in gas storage

Revenue

changes as

engines come on

and off line and

as prices varies

Flare not

normally

used

Gas booster Gas enginesPower

GenerationBiogas

Flare

Gas storage Gas booster

Typical current MBT arrangement

- 4.00 8.00 12.00 16.00 20.00 24.00

Nm

3/m

in

Time (h)

Flare Operation

- 4.00 8.00 12.00 16.00 20.00 24.00

Nu

mb

er

Time (h)

No. Gas Engines Running

- 4.00 8.00 12.00 16.00 20.00 24.00

Inc

om

e (

£/m

in)

Time (h)

Net Revenue Profile

- 4.00 8.00 12.00 16.00 20.00 24.00

Nm

3

Time (h)

Gas holder volume

Gas booster Gas enginesPower

GenerationBiogas

Flare

Gas storage Gas booster

Typical current MBT arrangement

- 4.00 8.00 12.00 16.00 20.00 24.00

Nm

3/m

in

Time (h)

Flare Operation

- 4.00 8.00 12.00 16.00 20.00 24.00

Nu

mb

er

Time (h)

No. Gas Engines Running

- 4.00 8.00 12.00 16.00 20.00 24.00

Inc

om

e (

£/m

in)

Time (h)

Net Revenue Profile

- 4.00 8.00 12.00 16.00 20.00 24.00

Nm

3

Time (h)

Gas holder volume

Optimised MBT arrangement

Gas booster Gas enginesPower

GenerationBiogas

Flare

Gas storage Gas booster

Gas storage

allowed to drop

during peak times,

storage recovers

after peak

Gas engine operation

changed at peak time to

maximise revenue

Revenue

maximised at

peak times by

running all

available engines

Flare not

normally

used

- 4.00 8.00 12.00 16.00 20.00 24.00

Nm

3

Time (h)

Gas holder volume

- 4.00 8.00 12.00 16.00 20.00 24.00

Nu

mb

er

Time (h)

No. Gas Engines Running

Gas booster Gas enginesPower

GenerationBiogas

Flare

Gas storage Gas booster

Typical current MBT arrangement

- 4.00 8.00 12.00 16.00 20.00 24.00

Nm

3/m

in

Time (h)

Flare Operation

- 4.00 8.00 12.00 16.00 20.00 24.00

Inc

om

e (

£/m

in)

Time (h)

Net Revenue Profile

- 4.00 8.00 12.00 16.00 20.00 24.00

Nm

3/m

in

Time (h)

Flare Operation

- 4.00 8.00 12.00 16.00 20.00 24.00

Nu

mb

er

Time (h)

No. Gas Engines Running

- 4.00 8.00 12.00 16.00 20.00 24.00

Inc

om

e (

£/m

in)

Time (h)

Net Revenue Profile

- 4.00 8.00 12.00 16.00 20.00 24.00

Nm

3

Time (h)

Gas holder volume

Optimised MBT arrangement

Gas booster Gas enginesPower

GenerationBiogas

Flare

Gas storage Gas booster

- 4.00 8.00 12.00 16.00 20.00 24.00

Nm

3

Time (h)

Gas holder volume

- 4.00 8.00 12.00 16.00 20.00 24.00

Nu

mb

er

Time (h)

No. Gas Engines Running

Gas booster Gas enginesPower

GenerationBiogas

Flare

Gas storage Gas booster

Typical current MBT arrangement

- 4.00 8.00 12.00 16.00 20.00 24.00

Nm

3/m

in

Time (h)

Flare Operation

- 4.00 8.00 12.00 16.00 20.00 24.00

Inc

om

e (

£/m

in)

Time (h)

Net Revenue Profile

Estimated increase in Revenue – 5% to 8% (no physical changes)

- 4.00 8.00 12.00 16.00 20.00 24.00

Nm

3/m

in

Time (h)

Flare Operation

- 4.00 8.00 12.00 16.00 20.00 24.00

Nu

mb

er

Time (h)

No. Gas Engines Running

- 4.00 8.00 12.00 16.00 20.00 24.00

Inc

om

e (

£/m

in)

Time (h)

Net Revenue Profile

- 4.00 8.00 12.00 16.00 20.00 24.00

Nm

3

Time (h)

Gas holder volume

Optimised MBT arrangement

Gas booster Gas enginesPower

GenerationBiogas

Flare

Gas storage Gas booster

Waste and Energy

Significant improvement in revenue potentialProcess Optimisation | Equipment Optimisation

Demand Displacement and peak lopping

Grid stability management | Generation timing

Flexible and responsive local

infrastructure to meet local

demands….

Waste sector ideally placed to provide

the right size solution the local power

demands of the future