IP Library Granted Patent US 12,567,334
Granted Patent B2
US 12,567,334 · App. 18/683,667 · Granted Mar 3, 2026

Optimization of flight routes for emissions

Inventors: Jacob Bart (Den Helder, NL); Ondrej Lorenz (Perth, AU); Rob Oudhuis (Den Helder, NL)
Assignee: CHC LEASING S.À R.L
G08G5/32G08G5/23G08G5/59G08G5/76
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Quick Facts
Patent No.
US 12,567,334
App. No.
18/683,667
Granted
Mar 3, 2026
Kind
B2
Abstract

Systems and methods for optimizing energy usage and/or emissions for a given flight by providing an optimum profile for an aerial vehicle. The systems can utilize weather data and a performance model of the aerial vehicle to calculate energy usage by the aerial vehicle at various altitudes and speeds along the flight route. The systems can further determine the optimal altitude and speed profile along the flight route for the aerial vehicle, which defines the altitudes along the flight route that result in the minimum energy usage for the aerial vehicle. The systems can further provide reports to users.

Claims (43)

1 . A method for optimizing energy usage for a flight by providing an optimum profile for an aerial vehicle, the method comprising:

receiving a flight route for the aerial vehicle via a user manipulating a graphical user interface (GUI) to input the flight route;

retrieving, by querying a database via an application programming interface (API), weather data corresponding to the flight route, wherein the weather data comprises icing data and windspeed data;

retrieving from a database a performance model of the air vehicle;

determining, based on the icing data, a maximum altitude for the aerial vehicle;

determining the weather data for each of a plurality of altitudes along the flight route up to the maximum altitude;

calculating an energy usage by the aerial vehicle for each of the plurality of altitudes and a plurality of air vehicle speeds based on the weather data and a physical parameter of the aerial vehicle by:

calculating the energy usage for the aerial vehicle during a climb portion of the flight route,

calculating the energy usage for the aerial vehicle during a cruising portion of the flight route, the cruising portion comprising the plurality of altitudes and speeds, and

calculating the energy usage for the aerial vehicle during a descent portion of the flight route;

determining which combination of the plurality of altitudes and the plurality of aerial vehicle speeds result in a minimum energy usage by the aerial vehicle based on the calculated energy usage for each of the plurality of altitudes and aerial vehicle speeds;

determining an optimal altitude and speed profile along the flight route for the aerial vehicle, wherein the optimal altitude and speed profile defines the plurality of altitudes along the flight route that result in the minimum energy usage for the aerial vehicle; and

providing a report that is displayed on the GUI identifying the optimal altitude and the speed profile.

2 . The method of claim 1 , wherein the aerial vehicle comprises a helicopter.

3 . The method of claim 1 , wherein the physical parameter of the aerial vehicle comprises a mass of the aerial vehicle.

4 . The method of claim 3 , wherein the mass of the aerial vehicle comprises a payload carried by the aerial vehicle.

5 . The method of claim 1 , wherein the report is presented via a graphical user interface.

6 . The method of claim 1 , wherein determining the optimal altitude and the speed profile further complies with local restrictions or airspace rules on speed or altitude by the aerial vehicle.

7 . The method of claim 1 , wherein the report further comprises a difference between the energy usage by the aerial vehicle according to the optimal altitude and the speed profile and the energy usage by the aerial vehicle according to a default altitude and the speed profile for the flight route.

8 . A system for optimizing energy usage for a flight by providing an optimum profile for an aerial vehicle, the system comprising:

a graphical user interface; and

a computer system communicably coupled to the graphical user interface, the computer system comprising a processor and a memory, the memory storing instructions that, when executed by the processor, cause the computer system to:

receive a flight route for the aerial vehicle via a user manipulating a graphical user interface (GUI) to input the flight route;

retrieve, from a database, weather data corresponding to the flight route, wherein the weather data comprises icing data and windspeed data;

retrieve, from the database, a performance model of the air vehicle;

determine, based on the icing data, a maximum altitude for the aerial vehicle;

determine the weather data for each of a plurality of altitudes along the flight route up to the maximum altitude;

calculate an energy usage by the aerial vehicle for each of the plurality of altitudes and a plurality of air vehicle speeds based on the weather data and a physical parameter of the aerial vehicle by:

calculating the energy usage for the aerial vehicle during a climb portion of the flight route,

calculating the energy usage for the aerial vehicle during a cruising portion of the flight route, the cruising portion comprising the plurality of altitudes and speeds, and

calculating the energy usage for the aerial vehicle during a descent portion of the flight route;

determine which combination of the plurality of altitudes and the plurality of aerial vehicle speeds result in a minimum energy usage by the aerial vehicle based on the calculated energy usage for each of the plurality of altitudes and aerial vehicle speeds;

determine an optimal altitude and speed profile along the flight route for the aerial vehicle, wherein the optimal altitude and speed profile defines the plurality of altitudes along the flight route that result in the minimum energy usage for the aerial vehicle;

provide a report identifying the optimal altitude and the speed profile;

receive, via the user manipulating the GUI, an additional input comprising at least one waypoint, altitude restriction, or constraint on the flight route;

determine an additional optimal altitude and the speed profile along the flight route for the aerial vehicle; and

provide an additional report identifying the additional optimal altitude and the speed profile.

9 . The system of claim 8 , wherein the aerial vehicle comprises a helicopter.

10 . The system of claim 8 , wherein the physical parameter of the aerial vehicle comprises a mass of the aerial vehicle.

11 . The system of claim 10 , wherein the mass of the aerial vehicle comprises a payload carried by the aerial vehicle.

12 . The system of claim 8 , wherein the report is presented via a graphical user interface.

13 . The system of claim 8 , wherein the computer system determines the optimal altitude and the speed profile in compliance with local restrictions or airspace rules on speed or altitude by the aerial vehicle.

14 . The system of claim 8 , wherein the report further comprises a difference between the energy usage by the aerial vehicle according to the optimal altitude and the speed profile and the energy usage by the aerial vehicle according to a default altitude and speed profile for the flight route.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Apr 17, 2024
From: BART, JACOB; LORENZ, ONDREJ; OUDHUIS, ROB
To: CHC LEASING S.A.R.L.
Reel/Frame 067137/0014 →
Continuity (2)
Provisional Application 63491905 · Mar 23, 2023
Related Publication 20250111788A1 · Apr 3, 2025
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