Structural rehabilitation of olkaria ii geothermal. Environmental audit report olkaria iii geothermal power plant 2010 prepared by. Kengen says the olkaria ii station is africas largest geothermal power station with a capacity of 105 mw. The case of olkaria geothermal project in hells gat argeo. In 1999, kengen drilled exploratory wells for olkaria iv geothermal field. Development phases of olkaria iv geothermal power plant. Olkaria i and iv geothermal power station james keogh for afd foster kenyan growth in lowcarbon through geothermal electricity generation. Olkaria geothermal project 2 construction of the first 3 x 15mw units power station olkaria i started in 1980 and fully commissioned in 1985 commissioning unit i 1981, unit ii 1982 and unit iii 1985.
Kengen has an ambitious strategy to increase its geothermal power generation capacity by 1260mwe by 2018. The truth about your mortgage secrets the banks dont want you to know duration. Olkaria geothermal expansion project, rift valley province, kenya. Further, kengen utilizes water from the nearby lake naivasha. The olkaria geothermal field is inside a major volcanic complex that has been cut by ns trending normal rifting faults. Tapping into heat energy from the east african rift has helped increase electrical access in. Olkaria iii geothermal power station kenya is located at hells gate national park, rift valley, kenya. The company utilizes various sources to generate electricity ranging from hydro, geothermal, thermal and wind. Expansion of geothermal development in environmentally. The site is under longterm lease to kengen olkaria ppp project site the olkaria ppp project area is in the northeastern sector of the olkaria geothermal field the power plant location is next to the existing olkaria ii power station grid connection via a 3. An additional 280 mw, scheduled for commissioning in 20, is also under development in the same block. In its new form, kengen remained in control of the olkaria i block and began drilling in olkaria ii. February is the warmest month, and junejuly the coolest. The spa utilizes brine estimated at 5 mwt and 40 tjyr from a.
Environmental management at olkaria geothermal project, kenya. Geothermal fluid for industrial use in the kengen green. The olkaria iii project is the first privately funded and developed geothermal project in africa. Hells gate is very massive and has several entrances so you have to be very particular the gate youll use. Marubeni corporation hereinafter, marubeni has been awarded a full turnkey engineering, procurement and construction epc contract from kenya electricity generating company limited in relation to the construction of a 70mw class geothermal power plant hereinafter, the project in the olkaria areaof nakuru county in the. Kengen naivasha olkaria v geothermal power plant 140 mw kenya project profile contains information on the scope of the project including project overview and location. The olkaria geothermal field is inside a major volcanic complex that has been cut by n. The 140 megawatts 187,743 hp power station cost ksh11.
This unique power station is located on the floor of the great rift valley near lake naivasha. A feasibility study commissioned by kengen prior to the launch of the rfp indicates that the total potential of the olkaria geothermal field is estimated at 560 mw. Construction for olkaria v project to start this month in. This is a milestone in our countrys journey to selfsufficiency, competitiveness and prosperity.
A very decent selection of food and drinks are available, facilities are clean, grass well cared for and we felt it was an excellent way to spend an afternoon with a meal. Reported today, kenyas kengen is planning to launch construction kenya plans to begin construction of a 158 mw geothermal power plant at the end of march, according to managing director. The nearest meteorological weather station to olkaria west is situated at the kengen olkaria power station. Preparatory survey on second olkaria geothermal power project. All the information contained herein was prepared for information to the german parliamentarians visiting kenya. The profile also details project ownership and funding, gives a full project description, as well as information on contracts, tendering and key project contacts. We went with several families and the hot spa was most enjoyable. The facility is located in the hells gate national park along with its sister stations, olkaria ii and olkaria iii. The olkaria v project will oversee the construction of a geothermal plant with the capacity to supply 140 mw of power.
These plants are located in the kenya rift valley, about 120km from nairobi and form part of the greater olkaria geothermal field. The continent is dependent on hydraulic power, which is influenced by the weather, and thermal power, which requires the import of petroleum resources. With the help of the undp, the first geothermal project in africa olkaria i was developed in the region in the early. Jun 21, 20 a billion dollar project in naivasha by kengen. How kenya is harnessing geothermal energy to power its. Proposed olkaria i and iv geothermal power projects. The olkaria region was first recognized as a promising source of geothermal power in the 1960s. Kengen olkaria geothermal power station as part of my training i am supposed to attend practical hours at a company of my choice for approximately 100days. Construction of unit 1 of olkaria v geothermal plant in. Kenya electricity generating company plc, kengen is the leading electric power generation company in kenya, producing about 75 percent of electricity capacity installed in the country. Kengen awards mitsubishi corporation contract to construct. The current installed capacity in the country is 198 mw with 150 mw operated by kengen and 48 mw by ormat power 4, both in the olkaria block. This infrastructure is of type geothermal power plant with a design capacity of 70 mwe.
Olkaria iii power plant, owned and operated by an independent power. It generates 105mw and is the second geothermal plant owned and operated by kengen. This makes geothermal a very suitable source for baseload electricity generation in the country. Annual maximum temperature ranges from 21 to 29 c, and annual minimum temperature ranges from 11 to 15 c sinclair knight and partners, 1994. Olkaria iii geothermal power plant 2 why olkaria iii. Geothermal power plant for phase i of the olkaria geothermal field under a build, own, operate and transfer boot scheme. Olkaria ii steam field 30 wells drilled by 1992 concession given to orpower 4 in olkaria iii field in 1998. The project comprised cofinancing for the olkaria ii geothermal power station, including a transformer substation at the power plant site, a highvoltage power line to nairobi, and its connection to the grid at the north nairobi and dandora substations. Sep 10, 2010 the olkaria geothermal power station is managed by kengen, a government parastatal which is responsible for all state power stations. Kenya the olkaria iv and olkaria 1au geothermal power project was promoted and developed by the owner, kenya electricity generating co ltd kengen to provide relatively inexpensive sustainable and affordable electricity to the kenyan grid. Therefore, due to the estimated potential, the olkaria field has the capability to double the installed capacity. Resource assessment of olkaria 1 geothermal field, kenya. The geothermal power potential of kenya as a whole is estimated to. Feature power generation electricity from geothermal power.
By providing steam for electricity generation, gdc has helped displace diesel power plants which generate expensive and environmentally unfriendly power. That field was expanded this february by 140 mw with the addition of. Using public finance to attract private investment in. Olkaria ii power station is africas second largest geothermal power station and was commissioned in 2006. International geothermal conference, reykjavik, sept. Resource assessment of olkaria i geothermal field, kenya cornel o. Construction of unit 1 of olkaria v geothermal plant in kenya. The kenya electricity generating company kengen announced the reports and said the additional capacity would play a significant role in supporting kenyas power needs while enhancing the amount of green energy in the national grid. Aug 01, 2019 kenya is set to add 79mw of of power to the national grid following the completion of unit 1 of olkaria v geothermal power plant. Olkaria iv geothermal power station was commissioned by uhuru kenyatta, the president of kenya, on 22 october 2014. The power station is located in the north eastern sector of the greater olkaria geothermal field.
Olkaria iii is a 110 mw binary geothermal power plant. Gdc is selling 320mw of steam to kengen for electricity generation, earning an annual revenue of kshs. Olkaria i now hosts a kengen power plant with three 15mw turbogenerators that were commissioned between 1981 and 1985. The first geothermal power unit at olkaria i was a 15 mwe generating unit commissioned in june 1981 and the second 15 mwe commissioned in november 1982. Hells gate national park gazetted in 19843yrs after the 1st unit. The olkaria power plants and their extensions are the only active geothermal site at the moment. Response of olkaria east field reservoir to production. We received a very cordial welcome and had a brief. Olkaria ii geothermal power station kenya is located at hells gate national park, rift valley, kenya.
The visit was organized under the power plant engineering which is a course students undertake to understand the geothermal resource utilization and relate the theory to practice. Olkaria i power station has three units namely unit 1, 2 and 3 which were commissioned in 1981, 1982 and 1985 respectively. By providing steam for electricity generation, gdc has helped displace diesel power plants which. It was enabled by a phased development strategy, and a combination of public and private financing and risk mitigation instruments that ensured the viability of the project. This land is an important dispersal area for wildlife from hells gate national park. It will be financed by an official development assistance oda loan provided by the japan international cooperation agency jica. Kengen is a state corporation that supplies bulk power about 80% to the national electricity grid. Olkaria, resource, assessment, simulation abstract olkaria i geothermal reservoir currently occupies an area of 4 sq. Olkaria geothermal expansion project, rift valley province.
Currently, kengen operates two geothermal power stations and a. Kengen currently owns and operates two geothermal power stations at olkaria namely olkaria i and olkaria ii, located about 120 km northwest of nairobi. That field was expanded this february by 140 mw with the addition of two new. Kengen announces that construction for the olkaria v geothermal power plant will start at the end of march 2017 with an expected start of operation in 2019. First and only privately funded and developed geothermal project staged development expansion of the plant power capacity private financing with longterm support from development finance institutions provided once proven the commercial operation ppa 2nd amendment to extend the. Gdcs 59 geothermal wells in olkaria have a total yield of 412mw. Mc and mhps have been working together to build geothermal power plants in kenya since the. Unit one of the station has capacity of 70 mw while unit.
The geothermal power project implementation is part of a mediumterm strategy, adopted by kengen, to increase geothermal power by 2018, expanding the national energy production capacity. At present, the olkaria area supports three geothermal plants. During this time i should be exposed to market quality machines and. The proposed power plant location is expected to be close to the main production zone of the olkaria domes field. On 31st july 2012 the 5th years mechanical engineering students, visited olkaria ii power plant which generates about 105mw with 3 turbines of 35mw each. Kengen has an ambitious strategy to increase its geothermal power generation capacity by. Olkaria ii power plant, in olkaria northeast, also owned by kengen, was commissioned in 2003 with an installed capacity of 70 mwe. Kengen has plans to put up a new 64 mwe power station at olkaria north east, the. Kgngdd0702018 tender for structural rehabilitation of olkaria ii geothermal power station and addressed to. Olkaria iii power plant, owned and operated by an independent power producer ipp.
The project is expected to generate an additional 140mwe of electricity per day to the national electricity grid. Additional 35 mwe unit was added to this plant in may 2010, bringing the total installation to 105 mwe. The olkaria geothermal power generation project is touted as the largest such. The kengen olkaria geothermal spa is located inside hells gate national park which is managed by the kenya wildlife service kws. The olkaria i geothermal power station, also known as olkaria i geothermal power plant is a geothermal power station in kenya, with an installed capacity of 185 megawatts 248,000 hp. The olkaria geothermal project is owned and managed by kengen. Kengen relies on various sources to generate electricity ranging from hydro, geothermal, thermal and wind. Apr 29, 2017 president uhuru kenyatta breaking ground for 158 mw olkaria v power project. Kenya is set to add 79mw of of power to the national grid following the completion of unit 1 of olkaria v geothermal power plant.
Analysis of the key drivers of sustainable procurement in. Olkaria geothermal power station jacobs for kenya electricity generating company project location. With the success of the olkaria and eburru wellhead power generating units, kengen now intends to install more units with an expected yield of 70mw. Kengen has two power stations, olkaria i and ii, with a total capacity of 115 mwe. Olkaria ii power station is owned by kengen, a public company, whose stock is traded on the nairobi stock exchange, and in which the government of kenya maintains 70 percent shareholding, the remaining 30 percent being held by private individual and institutional investors. Map showing kenya geothermal sites olkaria east production field currently 45mwe is being generated by olkaria i geothermal power station. Olkaria ii geothermal power station 2 project description. Kengen naivasha olkaria v geothermal power plant 140 mw. The first unit was commissioned in 2000 and the last in 2009. Hydro is the leading source, with an installed capacity of 0. The first unit was commissioned in 2003 and the last in 2003. Olkaria geothermal power station in africa, electricity is still in short supply, and its delivery is unstable. The total installed power generation capacity of the four plants is. News long reads how kenya is harnessing geothermal energy to power its growing economy.
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