Device for providing electrical power for an electrical consuming device and/or for charging a battery in a boat

Patent metadata

Field	Value
Publication number	US-11021224-B2
Application number	US-201815876027-A
Country	US
Kind code	B2
Filing date	Jan 19, 2018
Priority date	Jan 20, 2017
Publication date	Jun 1, 2021
Grant date	Jun 1, 2021

Abstract

A system for operating a boat equipped with an electric drive includes a component controller. The component controller includes a component interface for connecting a system component of the electric drive, and a communication interface for connecting the component controller to a system bus of the drive control.

First claim

What is claimed is:

1. A device, comprising:
a combustion engine having an engine regulator for regulating the combustion engine;
a direct current generator, which is coupled to and operated by the combustion engine, and which has a generator regulator for regulating the direct current generator, wherein the direct current generator provides electric power to an electrical consuming device of and/or charges a battery of an on-board electrical system of an electric-motor powered boat; and
a control device configured to set an engine reference variable for the engine regulator and a generator reference variable for the generator regulator, wherein the engine reference variable and the generator reference variable are set independent of one another,
wherein the control device is configured to set, for a specific power range, the engine reference variable in the form of a constant speed setting on the basis of a power demand in the on-board electrical system and to increase the constant speed setting when the specific power range is exceeded,
wherein the control device is configured to set a generator reference variable in the form of a voltage setting, current setting or power setting on the basis of the power demand in the on-board electrical system at a constant speed setting, and
wherein the control device provides the engine regulator with the constant speed setting as the engine reference variable and provides the generator regulator with the voltage setting, current setting or power setting as the generator reference.

2. The device according to claim 1 , wherein:
the direct current generator is an electronically commutated direct current generator, and
the generator regulator is configured to adjust the direct current generator by means of a variation of the generator manipulated variable for generator torque and/or generator current and/or generator voltage and/or generator speed and/or generator power on the respective generator reference variable.

3. The device according to claim 1 , wherein:
the direct current generator is an electronically commutated direct current generator, and
the generator regulator is configured to adjust the direct current generator by means of a variation of the generator manipulated variable for generator torque and/or generator current and/or generator voltage and/or generator speed and/or generator power on the respective generator reference variable.

4. The device according to claim 1 , wherein by means of a variation of an engine manipulated variable for fuel delivery and/or injection valve control and/or ignition timing and/or mixture composition and/or air supply and/or camshaft adjustment and/or turbocharger control, the engine regulator of the combustion engine is adjusted to the respective engine reference variable.

5. The device according to claim 1 , wherein by means of a variation of an engine manipulated variable for fuel delivery and/or injection valve control and/or ignition timing and/or mixture composition and/or air supply and/or camshaft adjustment and/or turbocharger control, the engine regulator of the combustion engine is adjusted to the respective engine reference variable.

6. The device according to claim 1 , wherein by means of a variation of an engine manipulated variable for fuel delivery and/or injection valve control and/or ignition timing and/or mixture composition and/or air supply and/or camshaft adjustment and/or turbocharger control, the engine regulator of the combustion engine is adjusted to the respective engine reference variable.

7. The device according to claim 1 , wherein the generator regulator and/or the engine regulator of the combustion engine and/or the control device are integrated in a central controller.

8. The device according to claim 1 , wherein:
the control device comprises characteristics and/or values stored in a database for the engine reference variable and/or the generator reference variable; and
the control device supplies the engine regulator and/or the generator regulator with
a value of the engine reference variable for operating the combustion engine at maximum efficiency or at maximum power, and/or
a value of the generator reference variable according to a characteristic which sets a battery charging curve.

9. The device according to claim 1 , wherein:
the control device comprises characteristics and/or values stored in a database for the engine reference variable and/or the generator reference variable; and
the control device supplies the engine regulator and/or the generator regulator with
a value of the engine reference variable for operating the combustion engine at maximum efficiency or at maximum power, and/or
a value of the generator reference variable according to a characteristic which sets a battery charging curve.

10. The device according to claim 1 , wherein:
the control device comprises characteristics and/or values stored in a database for the engine reference variable and/or the generator reference variable; and
the control device supplies the engine regulator and/or the generator regulator with
a value of the engine reference variable for operating the combustion engine at maximum efficiency or at maximum power, and/or
a value of the generator reference variable according to a characteristic which sets a battery charging curve.

11. The device according to claim 1 , wherein the combustion engine has an electronic engine controller, and the engine regulator carries out the regulation of the combustion engine by means of the electronic engine controller.

12. The device according to claim 1 , wherein the combustion engine has a mechanical speed regulator as the engine regulator and the mechanical speed regulator receives from the control device an engine reference variable in the form of a speed setting by means of a mechanical and/or pneumatic and/or hydraulic actuator for adjustment of the mechanical speed regulator.

13. The device according to claim 1 , wherein the combustion engine has a mechanical speed regulator as the engine regulator and the mechanical speed regulator receives from the control device an engine reference variable in the form of a speed setting by means of a mechanical and/or pneumatic and/or hydraulic actuator for adjustment of the mechanical speed regulator.

14. The device according to claim 1 , wherein the combustion engine has a mechanical speed regulator as the engine regulator and the mechanical speed regulator receives from the control device an engine reference variable in the form of a speed setting by means of a mechanical and/or pneumatic and/or hydraulic actuator for adjustment of the mechanical speed regulator.

15. The device according to claim 1 ,
wherein the direct current generator is provided as starter motor for the combustion engine, and
wherein, as the generator reference variable, a speed setting is supplied to the generator regulator, and
wherein, after starting the combustion engine, the generator reference variable is retained.

16. The device according to claim 1 ,
wherein the direct current generator is provided as starter motor for the combustion engine, and
wherein, as the generator reference variable, a speed setting is supplied to the generator regulator, and
wherein, after starting the combustion engine, the generator reference variable is retained.

17. The device according to claim 1 ,
wherein the direct current generator is provided as starter motor for the combustion engine, and
wherein, as the generator reference variable, a speed setting is supplied to the generator regula

Assignees

• Torqeedo Gmbh

Inventors

• Biebach Jens

Classifications

• Y02T70/5236

  Renewable or hybrid-electric solutions · CPC title

• B63B79/00

  Monitoring properties or operating parameters of vessels in operation · CPC title

• B60L50/15

  with additional electric power supply (with capacitors charged by engine-driven generators B60L50/40; with batteries charged by engine-driven generators B60L50/61) · CPC title

• B63H2021/205

  the second power unit being of the internal combustion engine type, or the like, e.g. a Diesel engine · CPC title

• B60L15/2045 Primary

  for optimising the use of energy · CPC title