ENERGY-SAVING DEVICE OF SHIP'S POWER PLANT ON RIVER VESSEL Russian patent published in 2023 - IPC B63H23/24 

FIELD: diesel engine building.

SUBSTANCE: energy-saving device of a marine power plant of a river vessel contains a diesel generator, a heat pump (HP), an organic Rankine cycle (ORC), a heat exchanger, a control panel, a diesel generator switch, electric pumps and three-way valves, channels for a HP low-boiling medium, channels for an ORC low-boiling medium, cooling fluid channels, coolant channels, hot water and heating channels, and electrical energy channels. The ORC is a closed cycle that contains an ORC evaporator, a steam turbine, a generator, an ORC condenser, and an ORC electric pump. The HP is also a closed cycle and contains an HP evaporator, a two-stage compressor, an HP condenser, and a throttle valve. Both the closed circuits are charged with a low-boiling medium (LBM).

EFFECT: supply of utilities (heat and power) when the ship's power plant is inoperative during a forced stop of a river vessel.

2 cl, 1 dwg