First MHI-MME low speed engine enters service

Chemroad Queen Chemroad Queen

SEPTEMBER 18, 2015 — The 35,000 dwt chemical carrier Chemroad Queen has become the first ship to enter service powered by MHI-MME's new UEC50LSH-Eco engine.

Mitsubishi Heavy Industries Marine Machinery & Engine Co (MHI-MME) has been developing the 500 mm bore, 2,300 mm two stroke as a state-of-the-art engine incorporating cutting-edge technology to meet market needs that including reduced fuel consumption, slow steaming, low engine-load capabilities and compliance with emission regulations.

The 6UEC50LSH-Eco-C2 in Chemroad Queen was built by licensee Kobe Diesel and was delivered to the shipbuilder, Shin Kurushima Dockyard, in March after completing shop testing, onboard testing was completed last month and the ship, owned by Iino Kaiun Kaisha, went into service without any complications.

Design of the UEC50LSH-Eco engine began with thorough market research and engine power output and speed were adjusted to those suitable for chemical tankers, handymax bulk carriers, supramax bulk carries and medium range tankers.

MHI-MME has now received follow up orders for M/E 5UEC50LSH-Eco-C2 main engines for 38,000 dwt chemical tankers to be built at Kitanihon Shipbuilding and says that many inquiries are also being received.

Principal Particulars of the UEC50LSH-Eco Engine

Cylinder bore mm 500
Piston stroke mm 2,300
Stroke / bore - 4.6
Engine output kW 8,900 10,680
Revolution min-1 108
Mean effective pressure MPa 2.19
Fuel consumption rate g/kWh 164
Weight ton 194 225

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