Details of an Energy Audit

Details of an Energy Audit

Contentss page

Abstract…………………………………………………………………….1

Introduction…………………………………………………………………1

Methodology………………………………………………………………..1

Brief background on energy………………………………………………….1.1

The difference between a kW and a watt………………………..1.1.1

How much energy do you devour in a month, twelvemonth, hence how make you cipher these values………………………………………………………1.1.2

Calendar months of the twelvemonth you consume a batch electricity……………………………2

Appliances that consume a batch of electricity in your household………………2

Recommendations on how you could cut down your electricity bill……………..2

How much you could salvage per month……………………………2

Disadvantages of cut downing your energy bill………………………2

References………………………………………………………………..2-3

Appendix………………………………………………………………….5

Abstraction

Today in South Africa we are holding outages in our power supply of which is a job that is caused by direction, utmost conditions conditions, the presence of few natural stuffs and works failure. The intent of my research is to make an energy audit for my place and hence usage it to gauge approximately the figure of other families excepting me that are practising the same life style as mine in order to find the whole consequence it can hold countrywide I will utilize all my findings to my advantage which includes, largely of import to utilize energy more expeditiously, prevent doing hit-or-miss determinations refering energy use and besides to seek to plan and/or manage energy workss more sagely. Hence I can still utilize my consequences to happen out the tendencies and forms of energy use overtime. My findings are as follows, we have peak and off-peak seasons of energy use, and besides we have reasonably adequate difference in our measure statements. Energy audits are non utile at all cost unless you will implement all the recommendations stated on the analysis.

Introduction

Last twelvemonth in South Africa we started to see a deficit supply once more like 2008, of electricity from ESKOM which resulted in burden sloughing and curtailment as control measures to this issue. My hypothesis for this research is as follows, there is an addition or diminution of energy ingestion in my place during peak and off-peak seasons. All the findings that I will bring forth will be reflecting my home’s energy ingestion. When I did this study I had some few ends in head that I wanted to accomplish, foremost I want to implement practical methods which are really effectual in salvaging energy, secondly I want to do an consciousness of what are the possible hereafter events that we can see as a consequence of taking hit-or-miss determinations sing energy, hence I want them to do deliberate moves whenever they use electricity and my last purpose is to convert my parents to implement every bit many as possible of my recommendations when it comes to power salvaging, from what I have I can state that my energy study will assist me and my household to accomplish this job we are presently confronting at the minute.

Method

In this subdivision I will demo all my general scientific process I used to obtain my consequences logically. First I collected all the pieces of information that I will necessitate to do my undertaking a world, this includes:

  • Energy measures, and general information about my place i.e. which devices do we utilize and how long do we utilize them

BRIEF BACKGROUND ON ENERGY

1.1.1The difference between a kW and a W

A kW and a W they both measure the same measure i.e. power ( the rate at which work is done ) , the lone difference is that a W is 1*10-3a kW, and the unit of measuring of kW.h is the work done ( i.e. the energy ) the merchandise of power and the clip taken T.

1.1.2 How much energy do you devour in a month, twelvemonth, how do you cipher these Numberss?

I will presume that a month has 30 yearss for computation intents, hence I will utilize table 1 on page 5 for all the relevant values required in the computations: Tocopherol ( kWh/day ) =P ( kilowatt ) *t ( h/day ) ?1000 ( w/kW ) and for the cost I will utilize this expression Cost ( cents/day ) =E ( kWh/day ) *Cost ( cents/kWh ) ?100 ( cents/R ) . Our tariff charge in Nkomazi municipality is R1.3531 per kWh unit. Energy In a month=E*30 yearss and in a twelvemonth is E*365 for an single contraption.

Calendar months of the twelvemonth where electricity is consumed the most

June-August is regarded as the clip of the twelvemonth were the is a really high demand of electricity because of the rough conditions conditions that are outside, people tend to prosecute themselves into indoor activities or watch Television for the whole twenty-four hours, and besides due to the utmost conditions people use a batch of heating contraptions to maintain themselves warm during winter

Devicess that consume a batch of electricity in my familyall the devices that are highlighted in yellow in table 1.i used the expression stated beneath to cipher this.

Recommendations on how you could cut down your energy measureHeat the H2O with a boiler instead than a pot, rinse your dishes utilizing your custodies prevent utilizing the lavation machine, ne’er leave your Fe unattended, purchase a new theoretical account icebox since it saves more energy. Ensure that you unplug the microwave since it uses energy to maintain the clock show on. I suggest that you continue utilizing your ceiling fan than purchasing the air conditioner.

Amount you can salvage p/m if you implement the above recommendationsthe sum you can salvage is indicated on the appendix page,I assumed that you decrease the clip use by 5 % except for the icebox.

Disadvantages of using my recommendations stated beneath

You will stop up non finishing your undertakings up to the maximal degree a good illustration is when utilizing a computing machine. Again when you cut the clip for the visible radiation bulbs finally you will be in the dark. Furthermore if you want to cut the clip for the icebox you will stop up holding spoiled nutrient material.

Decision

From this energy audit it is clear that if you will utilize an contraption for a long clip it will devour a batch of energy, therefore even though an contraption have a lower power evaluation but if you will utilize it for a long clip it will devour a batch of energy. Sing the affair of cut downing the electricity measure for some contraptions I don’t see it as a good thought since you might stop up non working up to the peak degree of your undertakings.

MentionsRichard, M. Felder,Ronald, W. Rousseau.2005.Elementary rules of chemical procedure.3rdEdition. United States of America:John Wiley & A ; Sons, Inc.

Lynne C. Capehart,Barney L. Capehart.Writing user- friendly Energy audits studies. University of Florida energy analysis and diagnostic. Department of Industrial and Systems technology.

Deon Conradie. 2014/15.Duty& A ;Charges booklet. South Africa. The Eskom Company.

Singer, Brett C. , Jennifer L. Coughlin, and Paul Mathew,Summary of Information and Resources Related to Energy Use in Hospitals-Version 1.0,Report # LBNL-2744, Lawrence Berkeley National Laboratory, Berkeley, October 2009, pp 53. , hypertext transfer protocol: //hightech.lbl.gov/documents/healthcare/lbnl-2744e.pdf

Specialists in Business Information,Energy-Efficient Home Renovations Market, Full Report,December 2009, 248 pp. , hypertext transfer protocol: //www.sbireports.com/Energy-Efficient-Home-2287648/ . Accessed April 2015.

Sanchez, Marla, Carrie Webber, Richard Brown, John Busch, Margaret Pinckard, and Judy Roberson,Space Heaters, Computers, Cell phone Chargers: How plugged in Are Commercial Buildings? Report # LBNL-62397, Lawrence Berkeley National Laboratory, Berkeley, February 2007, 15 pp. , hypertext transfer protocol: //enduse.lbl.gov/info/LBNL-62397.pdf.

Rogers, David, “Data Centers: Cost and Energy Savings” ( Presentation at the Program Meeting, Long Beach, California, 2008 ) , http: //www.cee1.org/cee/mtg/01-08ppt/thursday/23RogersBCHydroaData % 20Centers01172008.pdf

Ostendorp, Peter, Suzanne Foster, and Chris Calwell,Televisions: Mode Energy Use and Opportunities for Energy Savings,NRDC Issue Paper, Natural Resources Defense Council, Washington D.C. , March 2005,

hypertext transfer protocol: //www.nrdc.org/air/energy/energyeff/tv.pdf

American Council for an Energy Efficient Economy,Emerging engineerings study: In-Home energy usage shows.Washington, D.C. , July, 2007, hypertext transfer protocol: //www.aceee.org/emertech/2006_EnergyDisplays.pdf

Appendix

Table 1: Appliances that uses electricity

Appliance

kilowatt

hrs./day

E/day

E/month

E/year

Dishwasher

1.20

0.750

0.900

27.0

329

Microwave

1.40

0.420

0.588

17.6

214

Refrigerator

0.350

12.9

4.52

134

1650

Washing machine

0.500

0.429

0.215

6.45

78.5

Iron

1.10

0.500

0.550

16.5

200

Computer

0.200

5.00

1.00

30.0

365

Fan ceiling

0.100

4.50

0.450

13.5

164

Television 13’’

0.0600

4.50

0.270

8.10

98.6

Light bulbs

0.0600

6.00

0.360

108

1314

Toaster

1.10

0.180

0.198

5.94

72.3

Electric range

4.00

0.910

3.64

109

1329

Blender

0.300

0.0583

0.0175

0.525

63.9

Kettle

2.00

0.408

0.816

24.5

298

Table 2: Cost of the contraptions per month before and after 5 % decrease

Appliances

Cost/day ( before )

Cost/day ( after )

Monthly

Cost ( before )

Monthly cost ( 5 % )

Salvaging

Dishwasher

0.122

0.116

3.66

3.48

0.18

Refrigerator

0.0611

………

1.83

…… .

…… .

Washing machine

0.00290

0.00276

0.0870

0.0828

0.00420

Iron

0.00744

0.00708

0.223

0.212

0.0110

Computer

0.0135

0.0129

0.405

0.386

0.0190

Fan ceiling

0.00609

0.00579

0.183

0.174

0.00900

Television 13’’

0.00365

0.00348

0.110

0.104

0.00600

Toaster

0.00268

0.00254

0.0804

0.0762

0.00420

Electric range

0.0493

0.0468

1.48

1.40

0.0800

Blender

0.000237

0.000225

0.00711

0.00675

0.000360

Kettle

0.0110

0.0105

0.330

0.315

0.0150

Microwave

0.00796

0.00757

0.239

0.227

0.0120

Light bulbs

0.0487

0.0463

1.46

1.39

0.0700

*Note there are no values for the icebox since cut downing the sum clip will do the nutrient inside to botch.

Monthly cost after 5 % reduction=sum of single cost *100=R785.40c excepting the icebox ( if included =R968.40c )

Cost before reduction=R826.50c therefore the economy is R41.10c excl. icebox.