Abstract: Disclosed is a method for producing one or more cylinder oils of varying kinematic viscosity for a marine reciprocating internal combustion engine. The method comprises providing a first fluid having a first kinematic viscosity and a first BN, providing a second fluid having a second kinematic viscosity and a second BN, the second kinematic viscosity different from the first kinematic viscosity, and blending the first fluid and the second fluid in a first ratio to produce a first cylinder oil having a kinematic viscosity equal to or less than 14 mm2/s at 100° C.

Abstract: A system comprises a ship having one or more maneuvering units for controlling the speed and direction of the ship. The ship comprises a ship control unit configured to send signals to the one or more maneuvering units to maneuver the ship and a transmitter-receiver connected to the control unit and configured to transmit and receive information. The system comprises a remote-control center remote from the ship. The remote-control center comprises a transmitter-receiver 16 configured to receive situation information of the ship. The remote-control center comprises a remote-control unit configured to determine pilot-control information for maneuvering the ship based on the situation information and configured to transmit the pilot-control information to the ship via the transmitter-receiver of the remote-control center. The transmitter-receiver of the ship is configured to receive the pilot-control information.

Abstract: A system for controlling a ship 1 comprises a ship 1 having: a ship control unit 204 configured to determine situation information of the ship 1; and a transmitter-receiver 12 connected to the ship control unit 204 and configured to transmit the situation information. A remote control centre 18 remote from the ship 1 comprises a transmitter-receiver 16 configured to receive situation information of the ship 1; and a remote control unit 202 configured to determine pilot-control information for maneuvering the ship 1 based on the situation information and configured to transmit the pilot-control information to the ship 1 via the transmitter-receiver 16 of the remote control centre 18. The ship control unit 204 or the remote control unit 202 is configured to determine a quality of a connection between the transmitter-receiver 12 of the ship 1 and the transmitter-receiver 16 of the remote control centre 18.

Abstract: A biofuel composition and a process for the manufacture of a biofuel composition including lignin and ethanol as the main combustible components of the biofuel composition and having total ash below 1% w/w based on total mass of dry matter in the biofuel composition.

Abstract: Disclosed is a valve needle for a needle valve of a slurry fuel injector valve, the valve needle comprising: a tip for abutting a needle valve seat of the needle valve; a sealing portion for location in a bore of the needle valve; and a fuel chamber portion between the tip and the sealing portion, wherein the fuel chamber portion is for location in a needle fuel chamber of the needle valve; wherein a surface of the sealing portion of the valve needle comprises at least one groove and wherein at least part of the or each groove extends in a direction that is non-perpendicular to an axial direction of the valve needle.

Abstract: A fuel supply valve for a slurry fuel injector valve comprises a fuel inlet in fluid communication with a slurry fuel reservoir. A fuel outlet is in fluid communication with a nozzle of the fuel injector valve. A pump chamber port is in fluid communication with a pump chamber of the fuel injector valve. A valve gate is moveable between a first position wherein the fuel inlet is in fluid communication along a first slurry fuel flow path with the pump chamber port and a second position wherein the fuel outlet is in fluid communication along a second slurry fuel flow path with the pump chamber port. Wherein the valve gate is arranged to not substantially exert a force opposing a flow on the slurry fuel into the valve chamber when the valve gate moves between the second position and the first position and/or between the first position and the second position.

Abstract: Disclosed is a slurry fuel injector valve, comprising: a fuel outlet valve through which slurry fuel is able to exit the slurry fuel injector valve towards a combustion chamber of an engine; a pump cavity; a pump element that divides the pump cavity into a pump chamber and an actuation chamber; a fuel conduit through which slurry fuel is flowable from the pump chamber to the fuel outlet valve; and an actuation fluid conduit through which actuation fluid is flowable from the actuation chamber to the fuel outlet valve.

Abstract: A fuel supply valve for a slurry fuel injector valve, the fuel supply valve comprising: a fuel inlet for fluid communication with a slurry fuel reservoir; a fuel outlet for fluid communication with a nozzle of the fuel injector valve; a pump chamber port for fluid communication with a pump chamber of the fuel injector valve; and a valve gate moveable between a first position, at which the fuel inlet is in fluid communication along a first slurry fuel flow path with the pump chamber port, and a second position, at which the fuel outlet is in fluid communication along a second slurry fuel flow path with the pump chamber port; wherein the valve gate is operable with a valve actuation liquid from an engine.

Abstract: A biofuel composition and a process for the manufacture of a biofuel composition including lignin and ethanol as the main combustible components of the biofuel composition and having total ash below 1% w/w based on total mass of dry matter in the biofuel composition.

Abstract: Techniques for remotely monitoring the operation of a cargo shipping reefer container configured with a refrigeration system that has installed therewith a control computer coupled with sensors monitoring the operation of the refrigeration system include: collecting a first and second set of observation data comprising a respective first and second sequence of measurement values measured by sensors coupled to the control computer; running a simulation model that receives the first set of observation data as input and outputs simulated values; the simulation model is configured to output the simulated values as estimates of the second set of the observations; computing an indicator value as a function of residual values computed from the difference between the values of the second set of observations and the simulated values; and evaluating the indicator value against a predefined criterion and issuing an alarm signal in case the predefined criterion is exceeded.

Abstract: Temperature is controlled in a refrigerated transport container comprising a transport volume, a control unit, a cooling space, one or more fans providing air flow through the cooling space, where air passing through the cooling space passes a return air temperature sensor, a cooling unit, and a supply air temperature sensor. Supply air temperature (Tsup) is controlled to bring temperatures in the transport volume within a desired temperature range around a first temperature set point (Tset). The supply air temperature (Tsup) or a time-averaged function thereof is controlled to reach a temperature below the set point (Tset) during a first limited time period; and the supply air temperature (Tsup) is increased during a second limited time period following said first time period, so that the supply air temperature (Tsup) or a time-averaged function thereof at the end of said second time period is within said desired temperature range.

Abstract: A system and method for accommodating normal, or larger than normal, support footings for the legs of an offshore jack-up rig, with the support footings now to be known as spud cans, and an improved hull design to accommodate legs with attachable spud cans, along with a method of mounting said spud cans by submerging them, lowering each jack-up leg down on the designated spud can and locking the two units in together.

Abstract: Disclosed herein are embodiments of an offshore drilling rig comprising a drill floor deck having a hole defining a first well centre. Embodiments of the drilling rig further comprise a first mast upwardly extending relative to the drill floor deck, and a first hoisting system supported by the first mast and configured for hoisting and lowering tubular equipment through the first well centre. The first mast is located on a first side of the first well centre. Embodiments of the drilling rig further comprise first pipe handling equipment for presenting tubular equipment to the first hoisting system so as to allow the first hoisting system to hoist or lower the tubular equipment through the first well centre.

Abstract: Temperature is controlled in a refrigerated transport container comprising a transport volume, a control unit, a cooling space, one or more fans providing air flow through the cooling space, where air passing through the cooling space passes a return air temperature sensor, a cooling unit, and a supply air temperature sensor. Supply air temperature (Tsup) is controlled to bring temperatures in the transport volume within a desired temperature range around a first temperature set point (Tset). The supply air temperature (Tsup) or a time-averaged function thereof is controlled to reach a temperature below the set point (Tset) during a first limited time period; and the supply air temperature (Tsup) is increased during a second limited time period following said first time period, so that the supply air temperature (Tsup) or a time-averaged function thereof at the end of said second time period is within said desired temperature range.

Abstract: There is a growing need for dehumidification control in refrigerated transport containers with an intermittently operated compressor. The disclosed system and method of dehumidification control, controlling the speed of one or more evaporator fans and a heating unit, meets that need using one or more dehumidification need indicators and one or more condensation indicators.

Abstract: Disclosed is a system for and a method of reducing and/or avoiding ice formation inside a cooling space (41) of a refrigerated transport container (1) comprising at least a cooling unit (40) and an evaporator (16) located in the cooling space (41), where the cooling unit (40) comprises at least an intermittently operated compressor (6) operated between a first active state and a second less active state, and wherein the method comprises: reducing and/or avoiding ice formation inside the cooling space (41), when the system is operated at a temperature setpoint where a potential risk of ice build-up on the external surface of the evaporator exists, by altering a cycling of the compressor (6) between the first active state and the second less active state such that the number of melting-refreezing cycles at an external surface of the evaporator is reduced.

Abstract: Disclosed is a system for and a method of controlling temperature within a refrigerated transport container (1), the refrigerated transport container (1) comprising at least a transport volume (45), a control unit (7), and a cooling space (41), one or more evaporator fans (10) providing an air flow through the cooling space (41), where air passing through the cooling space passes at least a return air temperature sensor (5), a cooling unit (16), and a supply air temperature sensor (25), wherein the method comprises controlling unmeasured temperatures in the transport volume (45) within a temperature range adjacent to a setpoint or target temperature (Tset), using two or more transport volume temperature indicators, where the indicators are based on at least measured supply air temperature and/or measured return air temperature.

Abstract: A computer-implemented method of determining an allocation plan for a cargo stowage problem of allocating a set of cargo items to a set of cargo item positions of a vessel, each cargo item position being suitable for receiving a cargo item. The method comprises constructing an expression indicative of one or more constraints to be satisfied by said allocation plan, constructing a cost function indicative of a cost of an updated allocation plan relative to a current allocation plan of said cargo stowage problem, iteratively updating a current allocation plan from an initial allocation plan to an updated allocation plan so as to decrease said cost function under said one or more constraints.

Abstract: Disclosed is a system for and a method of controlling internal air circulation within a refrigerated transport container (1), the refrigerated transport container (1) comprising a cooling unit (40), and a control unit, where the cooling unit (40) comprises at least a compressor (6) and an evaporator (16) comprising one or more evaporator fans (10) wherein the method comprises the step of: controlling the operation of the one or more evaporator fans (10) based on one or more predetermined heat load related indicators during periods where the compressor (6) is inactive wherein the one or more evaporator fans (10) are controlled to increase internal air circulation when the one or more predetermined heat load related indicators indicate a heat load increase and wherein the one or more evaporator fans (10) are controlled to decrease internal air circulation when the one or more predetermined heat load related indicators indicate a heat load reduction.

Abstract: A ship has electrical consumers connected to an electrical distributor by respective supply lines for delivering electrical power. A connector device connects a shore cable with a selected one of the supply lines for delivering the electrical power towards the electrical distributor, the selected one of the supply lines being a supply line to a thruster.