Ault Food Limited, Winchester, Ontario [1997 revised]

2 Pages·1997·0.06 MB·English

GREEN INDUSTRIAL ANALYSIS
Ault Food Limited
Winchester, Ontario
“
Ault Food in Winchester is committed to
being the most cost effective dairy plant
in the industry. The company also under­
stands that good environmental perfor­
mance is good business and we have
focused considerable effort on reducing
waste and increasing energy efficiency.
As with quality improvement, the results
of this effort usually are better products,
lower operating costs and a competitive
edge. The green analysis of our plant
helped us to identify opportunities and
take action to achieve these results.”
Patrick Timmons
Senior Operations Manager
Ault Food Ltd.
Winchester, Ontario
Milk receiving at the Winchester plant.
THE COMPANY
Ault Food’s dairy plant in
Winchester, Ontario, makes butter, capital and operational projects to use ✲ make the steam system more
cheese, condensed milk, milk powder resources more efficiently and to efficient;
and whey. The plant is typical of protect the environment.
many in the Ontario dairy sector. ✲ recover and recycle caustic and
Ault Food has a proactive environ­ OPPORTUNITIES acid chemicals cost effectively.
mental policy and is committed to
Even though Ault knew the poten­
using energy, water and materials effi­ RECOMMENDATIONS
tial benefits of pursuing green oppor­
ciently, reducing packaging and other tunities, the consultant’s help was The major recommendations from
solid wastes, minimizing effluent and needed to select viable projects to the green analysis report are listed
improving the quality of its wastewater. implement. Evaporators, pasteurizers, below. The simple payback periods
The Winchester plant has a separators, clean-in-place systems, for these projects vary from immediate
manager responsible for environmental regeneration of demineralizer resins, to 4.5 years.
affairs and the plant’s goal is to
electrodialysis and biological treat­
improve productivity without adversely ✲ replace water hauled from outside
ment of effluent were identified as key
affecting the environment. Ault Food of the plant with treated water from
areas for resource conservation and
was one of the first companies to an on-site well;
pollution prevention at the facility. The
recognize the potential benefits of a
analysis focused on the following ✲ prevent the waste of raw cream by
green industrial analysis.
goals:
installing an Optic Sensor to provide
automatic cutoff of flush water to
CHALLENGE ✲ reduce consumption of water and
the cream delivery line. This would
In December 1994, Ault Food and the need to haul water to the facility
also reduce the BOD in discharged
the Ministry of Environment and in particular;
effluent;
Energy retained consultants from
✲ prevent the loss of product to the
Proctor & Redfern to conduct a green ✲ conserve water by reducing water
waste system and reduce the
industrial analysis of the Winchester flow to pump seals, recovering
biological oxygen demand (BOD)
plant. The aim of the analysis was to condensate and improving water
of the effluent streams;
find ways to reduce the use of energy management;
and water and the amount of effluent ✲ improve the efficiency of the
and waste. The plant management refrigeration system;
could then set priorities and plan
✲ reduce energy consumption in PARTNERSHIP IN POLLUTION FOR FURTHER INFORMATION,
refrigeration systems by improving PREVENTION AND RESOURCE PLEASE CONTACT:
chilled water pumps, lines,
CONSERVATION
compressors and control devices; Rob Edwards
Industrial companies doing business
Manager of Environmental Affairs
✲ recover heat from the boiler in Ontario may seek ministry/industry
Ault Food Ltd.
exhaust gas with two stage heat services that will help them to:
490 Gordon St.
exchange systems;
✲ use energy and water more Winchester, Ontario
✲ recover salt whey product using an efficiently; KOC 2KO
Tel: [phone]
existing milk separator – this would
✲ reduce, reuse and recycle Fax: [phone]
also reduce the BOD in discharged
solid waste;
effluent;
Roxana Mirza
✲ recover and reuse caustic in ✲ reduce or eliminate liquid effluent Proctor & Redfern Ltd.
cleaning and demineralization and gaseous emissions. 45 Green Belt Dr.
operations. Don Mills, Ontario
Equipment and services supply
M3C 3K3
companies can benefit from the infor­
These improvements could also be Tel: [phone]
mation provided on technologies iden­
made by other dairy plants in Ontario. Fax: [phone]
tified for business development.
Some of the technologies identified
for business development opportuni­ Parkash Mahant, P.Eng.
ties in the dairy sector were condens­ Industry Conservation Branch
ing heat recovery (such as the flue-ace Ministry of Environment and Energy
system), ultra-filtration, Optic Sensors 2 St. Clair Ave. W., 14th Floor
and a milk separator for salt whey Toronto, Ontario
recovery. M4V 1L5
Tel: [phone]
POTENTIAL SAVINGS Fax: [phone]
The recommended improvements E-Mail: [email protected]
would result in the following estimated
annual savings at the Winchester plant:
Energy $263,000
Water 347,230
Effluent charge 16,470 MINISTRY OF ENVIRONMENT AND ENERGY SERVICES
Chemicals 28,260 For information on Ministry of Environment and Energy assistance to industry,
please contact the Industry Conservation Branch at [phone],
Feed materials and products 289,900
Fax [phone]
Total $944,860
A capital expenditure of about
$1,675,240 would be needed to make
these savings.
The consultants also recommended
a co-generation plant for the facility.
This would cost $730,000 with a pay­
back of 3.5 years.
This project profile was prepared and pub­ Publication of this project profile does not imply product endorsement. The ministry does
lished as a public service by the Ontario not warrant the accuracy of the contents and cannot guarantee or assume any liability for
Ministry of Environment and Energy. Its the effectiveness or economic benefits of the recommendations or the technologies
purpose is to transfer information to Ontario described herein or that their use does not infringe privately owned rights.
companies about findings and recommen­ In addition, the ministry cannot be held liable for any injury or damage to any person or
dations of a resource conservation and property as a result of the implementation of any part of this profile.
environmental analysis conducted by a
consulting engineering firm at an industrial Pour tout renseignement en français au sujet du programme d’écologisation industrielle du
plant in Ontario. Ministère de l’Environnement et de l’Énergie, veuillez composer le 416-327-1443,
télécopieur 416-327-1261.
Printed on recycled paper 500 - 08 - 97R PIBS 3354E63