This website uses cookies to ensure you have the best experience. Learn more

The Demand For Electricity In South Africa

1621 words - 6 pages


This report is based on the investigation and research on reducing electricity consumption of certain appliances and to improve energy usage at home. The demand for electricity in South Africa is increasing and it is exceeding electricity supply, research has shown that households contribute 15% to the countries total electricity consumption [1]. Efficient energy usage is very critical; electricity can be used very inefficiently in households during peak load times. In order to tackle this problem the country is facing, this report will give a brief analysis on the usage of domestic electrical appliances and the energy they consume and also identifying the household service using a large amount of electricity so that the service can be modified to reduce the energy usage by 30%. Electricity is high in demand during the peak time loads of 5 pm – 10 pm, and so this research will also focus on efficient electricity usage and how usage can be avoided during peak time loads.
Home Energy Audit
Electrical appliances
Electrical appliances Power ratings (kW) Running hours of appliances Time in a 24-hour day the appliance is mostly used Total Energy Consumption (kWh)
Refrigerator 0.45 8 hours 00:00 - 00:00 3.60
Microwave 0.90 ½ hour 07:00 - 09:00
18:00 - 21:00 0.45
Geyser (125 L) 2.00 12 hours 00:00 - 00:00 24.0
Stove 2.15 2 hours 17:00 - 22:00 4.30
Iron 1.00 ½ hour 06:00 - 08:00 0.50
Television 0.10 12 hours 08:00 - 22:00 1.20
Electric Kettle 1.50 ½ hour 06:00 - 20:00 0.75
Washing Machine 0.50 2 hour 07:00 - 10:00 1.00
Light Bulbs (5 bulbs) 0.020 each
0.020 x 5 = 0.10 8 hours 05:00 - 07:00
18:00 - 23:00 0.80
Cell phone Charger 0.010 1 hour 08:00 - 21:00 0.010
Electrical appliances in my home are the television, microwave, washing machine, refrigerator, light bulbs (household lighting), cell-phone charger, stove, geyser, iron and
kettle. These appliances differ in their frequency of daily usage.
Table 1: The power ratings and the average hours and time within a 24-hour day the appliances are used
Load Profile
The load profile gives the power consumption in day of all the appliances combined depending on the time each appliance is used. The load profile below (Figure 1) shows how much power is consumed on a daily basis, from the graph it can be concluded that electricity is required mostly during the night; Eskom peak time (17:00-22:00).

Figure 1: Power consumption of all electrical appliances combined in 24-hours

The geyser
From (Table 1) it is determined that the geyser consumes a large amount of power in 24 hours than any other appliance. It works throughout the day and it does not have a specific time of use. The geyser is used to obtain hot water which is mainly used for bathing. In this case bathing has been identified as household service using a large amount of electricity.
The geyser has a power rating of 2kW, it switches on and off to heat the water if the temperature drops and therefore it approximately works for 12...

Find Another Essay On The Demand for Electricity in South Africa

The Gold Mining Industry in South Africa

1043 words - 4 pages after the South African mining company, Billiton, merged with Australian mining company BHP. The mining company, Anglo American Plc, is based mainly in London but it has many major branches in South Africa. Over the past few years the price of gold dropped steadily because there was less demand on the world market for it because fewer currencies were being supported by gold reserves. There was also competition from Australia and Russia as it

The Legacy of Apartheid in South Africa

1620 words - 6 pages those possessing wealth and power inherit biological superiority in the struggle for existence. Thus, the history of non-white South Africans was disregarded. Instead of being recognized as members of the same human kinship, they were viewed as savages not deserving of the same respect. Therefore, leading to the founding principles of apartheid. In recent years, South Africa has been remodeled as a country enriched with diverse cultural

The Gender Identity Transition in South Africa

1016 words - 5 pages executive positions. There have also been new policies implemented such as laws on domestic violence, and reproductive rights. Many of these achievements could be attributed to the work of the (WNC). The future for gender identities in South Africa, could effectively take two alternative paths. One being that the society remains stagnated as a patriarchal one or alternatively a society that shows an active transition in accepting different

The Origins of Apartheid in South Africa

715 words - 3 pages INTRODUCTION: The term apartheid (from the Afrikaans word for "apartness") was coined in the 1930s and used as a political slogan of the National Party in the early 1940s, but the policy itself extends back to the beginning of white settlement in South Africa in 1652. After the primarily Afrikaner Nationalists came to power in 1948, the social custom of apartheid was systematized under law. The apartheid was a social and political

The language barrier in south africa

643 words - 3 pages -cultured, and accepting of all cultures. South Africa, boasts, and punts that we have such a diverse culture, but I don't think it is something to boast about, or something, which we should be that proud of. It possibly sounds impressive when undecided tourists are choosing their next destination. They may want to experience interesting places, where life is different to their home, and if that is the target people we are aiming for, it is fine to

The Mfecane Movement in South Africa

2215 words - 9 pages of these is George McCall Theal. Although his writings have been around for a while, historians still believe that his writings reveal useful information on South Africa to the outer world. However, the extent to which Theal writes about the early 18th century of Africa,, becomes an argumentative subject amongst other historians. Theal also takes into account the incredible shift in attitudes towards race in Africa. Theal adds this in his

The Environmental Impact Assessment in South Africa

1760 words - 8 pages Introduction and the theme of the investigation The Environmental Impact Assessment (hereafter referred to as EIA), system originated in 1969 when it was first introduced in the National Environmental Policy Act of 1969 (NEPA) in the United States of America (Baker and Wood, 1999) and later spread to countries around the world. Today South Africa is one of the countries around the world that has adopted and adapted the EIA system as part of its

Nike's Advertising Strategy for the 2010 FIFA World Cup in South Africa

2654 words - 11 pages It’s was no surprise that the momentum took place and heated up for the 2010 FIFA World Cup in South Africa. This particular tournament is the world’s largest and most-watched sporting event with 30 billion viewers over the course of the event. From a business standpoint, it’s the most important platform for sporting goods companies to market their brands. Brands are appealing to boost their profile and sales by tapping into the passion

Apartheid In South Africa

2284 words - 9 pages conflict with Verwoerd’s apartheid plan. 1960 was especially bloody for opponents of apartheid in South Africa. Protests climaxed in Sharpeville on March 21, 1960 where 69 protesters were killed by direct submachine gun fire (Massie 64). In 1962 Nelson Mandela was arrested and charged with various conspiracy and sabotage crimes that landed him in prison for life; a majority of his sentence was carried out in the notorious Robben

Apartheid in South Africa

1347 words - 5 pages Nelson Mandela helped bring an end to Apartheid in South Africa because he was a believer in basic human rights, leading both peaceful and violent protests against the white South African Government. His beliefs landed him in prison for twenty-seven years, almost three decades. In doing so, he became the face of the apartheid movement both in his country and around the world. When released from prison in 1990, he continued to honor his

Agriculture in South Africa

1991 words - 8 pages increase as well or food imports should increase, but if production needs to increase this will need to be done by using the same amount of resources or possibly even less (Colin, 2014). Factors like what food production is critical will also be discussed .In this essay we will look at factors influencing the agricultural potential of South Africa’s soil , what the soil is used for , agricultural productions and why it’s so important… South Africa

Similar Essays

A Better South Africa For The New South Africa

806 words - 4 pages has been spent on the past; we need to understand that nothing we do today can change what happened. We need to work together to find new ways to ensure that the dreams and hopes that Nelson Mandela set out for South Africa in 1994, does not stay nothing but hopeless dreams. In his famous inauguration speech, Nelson Mandela stated that the “time for healing the wounds have come”. Twenty years ago, the world watched as South Africa had its first

The Apartheid In South Africa Essay

1347 words - 5 pages Party stayed in power by making sure only white people could vote. South Africa is placed at the bottom of Africa and is on the trade route for ships. That is why the white people started to set up a settlement so that they could start a new life and start a business for a stop off point for ships travelling around the bottom of Africa. Dutch were the first white people to move there because they wanted to escape persecution for their religion in

The Gospel In South Africa Essay

1443 words - 6 pages settelers brought bitter disillusionment, that stood in stark contrast to their high hopes of coming to South Africa. The land given them by the British government of the Cape was unsuitable for agriculture, and their living conditions were appalling. The unnamed man who escorted the groups to their territory would always end his tour of their land by saying, “Gentlemen, when you go out to plough never leave your guns behind.” with that he would get on

Health Care For All In South Africa

627 words - 3 pages secondary health care services free of charge. Currently, the public funded hospitals in South Africa serve approximately 80% of the population because of charging small fees for treatment and this deprives many low income earners from accessing quality health care services. The health care systems that do not have chances of generating standard income from clients result in the pressure of providing low health care services. Moreover, the current