The MV Karadeniz Powership İrem Sultan is a Liberia-flagged Powership, a floating power plant, owned and operated by Karpowership. Built in 1984 by the Fincantieri Marghera Shipyard in Venice, Italy and christened MV Nikolay Markin, she sailed as a barge carrier under various names and flags until in 2014 she was converted into a powership at the Sedef Shipyard in Tuzla, Istanbul, Turkey. She served in Nacala, Mozambique supplying electricity to Mozambique's power grid for land-locked Zambia. Currently, she serves in the Dominican Republic, and is stationed in Santo Domingo.
She was built by the Fincantieri Marghera Shipyard in Venice, Italy with yard number 305 as a barge carrier (LASH carrier) in April 1984. The 157.75m (517.55feet) (LOA) long vessel has a beam of 29m (95feet), a depth of 5.31m (17.42feet) and a draft of 4.43m (14.53feet) registered. Two diesel engines of Type GMT BL230.12V (230x310) and two of Type GMT BL230.8V (230x310) manufactured by the Grandi Motori Trieste in Trieste, Italy give a total power of 8680kW propelling the vessel at . By and 7982 NT, she has a cargo capacity of .
She saw service under the names Nikolay Markin, Danube Express, Smit Enterprise and Enterprise before she was sold in August 2010 to Karpowership.
The originally barge carrier was converted into a Powership at the Sedef Shipyard in Tuzla, Istanbul as the fifth of the fleet. The construction cost 110 million. She was renamed Karadeniz Powership İrem Sultan. The vessel is registered under the Liberian flag with homeport Monrovia.She has a generation capacity of 114 MW on dual-fuel (HFO- and gas-fired). In October 2011, the Powership sailed to Basra, Iraq, where she supplied electricity for about one million residents there in a timespan of three years. Two vessels of the fleet, (126 MW) and (180 MW), were already stationed in Iraq to bridge power shortage.
In November 2015, Karpowership was awarded a contract to supply electricity to land-locked Zambia via cross-border interconnected transmission lines through Mozambique and Zimbabwe.[1] Powership started delivering electricity in March 2016, within less than 4 months from contract signing. The contract was to initially supply 100 MW of base load power.
In March 2018, upon the completion of the contract with Zambia, Karpowership signed a new contract with Mozambique’s electricity utility company, Electricdade de Mozambique (EdM) to supply 48 MW of base load power for 5 years.
A similar ship will be built for Adelaide.[2]
In November 2022 she is stationed in the Dominican Republic off of Santo Domingo.