BV Dairy

BV Dairy - General

• Manufacturers of specialist dairy products based in Shaftesbury, North Dorset.

• Established in 1958 and are an independent, Private Limited Company.

• Forecasted £18m sales for this financial year.

• Growing 15 % y on y

BV Dairy – Customers

• Food Manufactures – 62 %

• Food Service – 37%

• Local Distributors – 1 %

BV Dairy - Products

2%11%

10%

26%29%

20%

2%

ClottedCreamMilkSoft CheeseSoured CreamYogurtMascarpone

Anaerobic digestion

Anaerobic Digestion

CHP unit

Effluent

43,000m3/yr

COD: 7,000mg/l

Effluent

Max. 10% COD

Digestate

22t/week @ 22%

Electricity

Gross:2,266MWh

Net: 1,850MWh

Permeate

9,400m3/yr

COD: 65,000mg/l

Rinsings

4,200m3/yr

COD: 80,000mg/l

Heat

Gross:3,237MWh

Net: 1,573MWh

• BV Dairy Requirements:

– High volume, medium strength liquid inputs– Small footprint, limited volume = Lower capital cost– Maximised energy outputs

• Clearfleau Expertise

– High rate treatment of liquid bio wastes– Ability to treat fatty liquids – Short HRT and limited footprint – Optimise energy outputs.

Technology Collaboration

Environmental Transformation Fund

• Anaerobic Digestion Demonstration Programme

• Managed by WRAP • Funding from DEFRA• £10 million total fund• 5 projects

Project criteria

• Cost effective production of biogas

• Environmental benefits from the use of anaerobic digestion and its products

• Potential of anaerobic digestion to reduce the carbon footprint of the food supply chain

• Opportunity for the injection of biomethane into the gas grid

• Potential of anaerobic digestion to reduce the carbon footprint of water treatment infrastructure grid

• June 09 Funding Approval• July Oct 09 Process Design review• July 09 Planning permission granted• July 09 Pilot Plant trials• Oct-Dec 09 Groundworks• Nov 09 Appoint KTP associate• Jan-May 10 Plant, Mechanical & Electrical• June-July 10 Commissioning• Aug 10 Handover• Mar 11 ETF/WRAP project deadline• July 12 Monitoring phase ends

Project Timetable

• Capital costs (80%): £1.74M– Groundworks: £303k– AD plant & equipment: £1344k– Grid connection & BV Dairy connection: £90k

• Operating income (Year 1): £568k– Electricity (incl. ROCs & LECs) £329k– Heat £40k– Others (Trade effluent reduction) £199k

• Operating costs (Year 1): £188k

• Net gain (Year 1): £380k

Project Finances

–Costs £1.74 million• Payback in 5 years

–Benefits• Reduced Trade effluent charges• Reduced dependency on animal feed• Energy production

– Electricity– Heat

• Carbon reduction of 80%• Company’s “green” credentials

Project benefits

BV Dairy – Anaerobic Digester

• Any Questions ?

• Alan Mc Innes• Technical Director• alanmcinnes@bvdairy.co.uk• http://www.wrap.org.uk/recycling_industry/

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