Baking & Snack - August 2023 - 75
latest BUZZ on
OVENS
Bakers need to weigh the pros and cons to determine the
potential of thermal electric heat for their operations.
by Dan Malovany
D
Don't worry. The government isn't taking away your gas
stove anytime soon. However, pending local regulations,
the global groundswell toward clean energy and sustainability
are reigniting the interest in thermal electric heat
for commercial baking ovens.
Specifically, wholesale bakeries around Los Angeles
will be required to replace their natural gas-fired ovens
that are more than 22 years old with electric ovens or
other low nitrogen oxide (NOx) burners by 2027, according
to a proposed rule by the South Coast Air
Quality Management District (SCAQMD) Governing
Board. If the proposal is enacted, the major concern is
that the movement in Southern California could spread
to other regions throughout the nation.
The issue begs several questions: How viable are electric
ovens as an alternative to affordable natural gas alternatives?
Can they produce the same wide variety of
baked goods with comparable quality and at existing
high volumes? Can the local power grid or infrastructure
within bakeries support the switch? Will the EO, or
electric oven, become the EV, or electric vehicle, of baking?
That depends on a host of factors that determine if
an electric or a hybrid combination of electric and fossil
fuel thermal heat fits into a bakery's operation.
Consider the benefits of lifting the peddle off the gas
and converting to electric heat.
" In terms of advantages, the design of electric ovens,
which do not require gas piping or venting systems,
makes operations simple and might reduce installation
and maintenance costs, " said Nicola Menardo, president
of TP Food Group, North America. " During the oven
startup phase, electric ovens that feature specific systems
for heat modulation allow simple and precise temperature
controls. "
He added that electric ovens can reduce carbon footprints
compared with gas-fired ovens if electricity is
generated from renewable energy sources. Moreover,
operational cost savings are possible in those countries
where electricity is cheaper than gas, but there are some
other issues to consider.
" In terms of limitations, electric ovens can drive electricity
absorption loads, and not all baking facilities have
the tools to cope with this, " Mr. Menardo said. " In our
experience, electric ovens do not reach the values of radiating
heat attainable with diathermic oil ovens. The
lower flexibility in radiant heat adjustment might then
reduce the mix of products that one can bake. Gas prices
cheaper than electricity costs erode the potential cost
benefits of electric ovens. "
Many companies offer a panoply of alternatives.
Reading Bakery System (RBS), for instance, provides an
electric option for its convection ovens.
www.bakingbusiness.com / August 2023 Baking & Snack 75
Hybrid and electrical
technology
have improved
significantly in
recent years,
providing both
energy savings and
flexibility to bake
a wider variety of
products.
AMF Bakery Systems
EQUIPMENT
Ovens
http://www.bakingbusiness.com
Baking & Snack - August 2023
Table of Contents for the Digital Edition of Baking & Snack - August 2023
Baking & Snack - August 2023 - Intro
Baking & Snack - August 2023 - 1
Baking & Snack - August 2023 - 2
Baking & Snack - August 2023 - FCa
Baking & Snack - August 2023 - FCb
Baking & Snack - August 2023 - 3
Baking & Snack - August 2023 - 4
Baking & Snack - August 2023 - 5
Baking & Snack - August 2023 - 6
Baking & Snack - August 2023 - 7
Baking & Snack - August 2023 - 8
Baking & Snack - August 2023 - 9
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Baking & Snack - August 2023 - 12
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