Lesson 2: Energy Cost Reduction Consulting

Nuclear power plants are considered attractive to financial supporters and the government because of their baseload functionality. Perhaps even more notably they do not emit any of the six common air pollutants (ozone, particulate matter, carbon monoxide, nitrogen oxides, sulfur dioxide, or lead) nor do they emit any greenhouse gases (carbon dioxide, methane, nitrous oxide, or fluorinated gases). The latter fact has increased backing from non-traditional supporters of nuclear power – environmentalists. In comparing the advantages of nuclear energy vs. renewable energy one characteristic is glaringly prominent – nuclear power’s energy density is tremendously higher. Energy density, as defined by the Merriam Webster Dictionary, is “the amount of energy (as in a beam of radiation) per unit volume.” To explain this, nuclear energy uses less mass of fuel to produce more energy. Another distinct quality that makes nuclear power advantageous is its reliability compared to renewable energy sources. Weather has a great impact on the efficiency of renewables, whereas nuclear energy is sustained at full capacity regardless of the weather. Wind power and solar power have gained support over the last few years; however they take up massive areas of land for the solar arrays and wind turbines. Biofuels also take up land which might otherwise be used to sustain the food supply. Nuclear plants require less land and therefore minimize the displacement of habitats surrounding them. Nuclear power does have its disadvantages – risk of accidents and radioactive waste. However when proper training and implementation of proven safety protocols are established the risk of accidents is significantly reduced. For example, “the U.S. Navy has accumulated over 5,400 “reactor years” of accident-free experience, and operates more than 80 nuclear-powered ships.” http://www.navy.mil/navydata/testimony/safety/bowman031029.txt  The disposal of radioactive waste seems to a major point of contention between those for and against nuclear power.

Cost reductions dominate the discussion and mission of businesses worldwide. Increasingly businesses are turning to bean-counters to provide ideas for saving money. More often than not labor costs headline the list of means to reduce operating costs. More and more traditional jobs are being out-sourced to lessen the costs of payroll – saving money by not paying benefits or payroll taxes. This deters opening a position within companies for sustainability managers. One role of a sustainability manager is to implement policies for reducing energy costs. This opens up the opportunity to provide energy cost reduction consultation to businesses. Determining the energy demand to sustain operations and offering suggestions to meet those demands with “green energy” and “green building” techniques can create a long term savings for companies. This service will increase in demand as the world transitions away from fossil fuels to renewable energy.

2 thoughts on “Lesson 2: Energy Cost Reduction Consulting

  1. Hi Rob,

    I like your idea of being a green building consultant. Being that I’ve been in the renewable energy industry for the last seven years and have taken quite a few load profile calculation classes, I ran my own energy consumption profile on the supposed “energy efficient home” that I just bought and I discovered that they installed all of the chandeliers (the house has a LOT of them) with three 100W incandescent bulbs and the entire west side of the house is all windows (it gets up to 114 here). So with changing all of the bulbs out for LED’s and installing sunshades on the west facing windows (a $900 investment) my energy consumption dropped from needing a 6kW PV array to zero out my bill to only needing a 4kW PV array. With an assumed $3/Watt for PV, I saved $5,100 ($6,000-$900) by running an energy profile and determining where I could reduce my consumption prior to purchasing a PV system to offset it. You have a great idea and the need is definitely there.

    Best Regards,
    Cheri

    Here is the link to my post: http://engr312.dutton.psu.edu/2014/09/05/raxter-solar-at-night/

  2. Hi Rob,

    Great post! I like the fact of pointing out what pollutants and GHG emissions are omitted when using nuclear energy. Although, nuclear is not a renewable energy it is a great clean and green energy. I think a little more education to the general public other than when there is an issue with nuclear energy would greatly help society understand the good in nuclear energy. Energy demand is only going to grow and renewable energy just will not be able to keep up without a solid backing from nuclear.

    Link to my post:
    https://sites.psu.edu/engr312/wp-admin/post.php?post=498&action=edit

    Thanks, Jim

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