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CN-122008832-A - Efficient vehicle driving device mainly generating electricity by internal combustion type fluid power machine and integrating waste gas auxiliary cruising propulsion

CN122008832ACN 122008832 ACN122008832 ACN 122008832ACN-122008832-A

Abstract

An efficient vehicle driving device mainly generating electricity by an internal combustion type fluid power machine and integrating waste gas auxiliary cruising propulsion belongs to the technical field of vehicle power systems and aerodynamic energy conservation. The invention takes the fuel-driven internal combustion type fluid power machine as a main power generation unit of the vehicle, integrates the functions of waste gas power generation recovery, tail pneumatic drag reduction and high-speed cruising auxiliary propulsion, and simultaneously supports the front/rear double layout and flexible installation angle. The internal combustion type fluid power machine can flexibly adjust the installation posture, is suitable for different vehicle space arrangements, realizes triple utilization of power generation, drag reduction and high-speed cruising auxiliary propulsion by waste gas, remarkably improves the energy utilization rate, is controlled in the high-speed cruising auxiliary propulsion power, does not cause huge heat to be dissipated, has no tail flame and ultrahigh-temperature gas, and is high in safety and low in energy consumption. The invention has the advantages of good layout flexibility, balanced gravity center and pneumatic energy conservation, is suitable for various vehicle type platforms, and has the characteristics of high efficiency, energy conservation, strong practicability and wide protection range.

Inventors

  • CHEN HONGHAN

Assignees

  • 陈泓翰

Dates

Publication Date
20260512
Application Date
20260307

Claims (6)

  1. 1. The high-efficiency vehicle driving device is characterized by comprising a fuel-driven internal combustion type fluid power mechanical power generation device, an exhaust gas resistance reduction propulsion device, an energy storage device and a vehicle control device; The fuel-driven internal combustion type fluid power mechanical power generation device is a vehicle main power generation unit and is driven to generate power by combusting fuel oil or fuel gas; The installation angle of the internal combustion type fluid power mechanical power generation device can be flexibly set, can be installed non-horizontally; the waste gas power generation device is of a straight-through vane type structure and is driven by waste gas to generate power; the exhaust drag reduction propulsion device is positioned in a vehicle tail induced resistance area, so that the exhaust drag reduction and high-speed cruising auxiliary propulsion can be realized; The device is matched with an electric driving system of a vehicle for use, and the main driving is independently borne by the electric driving system; the fuel-driven internal combustion type fluid dynamic mechanical power generation device comprises, but is not limited to, a combustion-driven rotary fluid machine such as a turbofan, a turbojet, a gas turbine and the like.
  2. 2. The device according to claim 1, wherein the device can adopt a front layout, an internal combustion type fluid power mechanical power generation device is positioned at the front part of the vehicle, and waste gas is led to the tail waste power generation device and the exhaust device to realize power generation and drag reduction, balance the center of gravity of the whole vehicle, adapt to the common vehicle layout and reduce maintenance difficulty.
  3. 3. The device according to claim 1, wherein the device can adopt a rear-mounted arrangement, and the internal combustion type fluid power mechanical power generation device is arranged at the rear part of the vehicle and is provided with a high-level air inlet so as to reduce interference of liquid and impurities.
  4. 4. The device according to claim 1, wherein the mounting angles of the internal combustion type fluid power machine power generation device, the exhaust gas power generation device, the drag reduction device, the energy storage device, the driving device, the air intake device and the exhaust device are not limited, and can be freely set according to the requirements.
  5. 5. The apparatus of claim 1, wherein the exhaust drag reduction propulsion device reduces aerodynamic drag by suppressing tail swirl through exhaust gas injection.
  6. 6. The apparatus of claim 1 wherein the exhaust gas assisted propulsion means assists in propelling the vehicle within a reasonable range.

Description

Efficient vehicle driving device mainly generating electricity by internal combustion type fluid power machine and integrating waste gas auxiliary cruising propulsion Technical Field The invention relates to the technical field of vehicle power systems and aerodynamic energy conservation, in particular to a vehicle driving device which takes fuel-driven internal combustion type fluid power machinery as main power generation, integrates waste gas energy recovery, waste gas tail drag reduction and high-speed cruising waste gas auxiliary propulsion, supports multiple layouts and can be flexibly installed. Background The existing vehicle range-extending power generation system is generally driven by a piston type internal combustion engine, the thermal efficiency is relatively low, the engine waste gas is only directly discharged and is not used for realizing high-efficiency comprehensive utilization, the high-speed cruising working condition is high in energy consumption, and a high-efficiency scheme for integrating power generation, waste gas recovery, pneumatic drag reduction and cruising energy conservation is lacked. Disclosure of Invention Object of the Invention The invention provides a high-efficiency vehicle driving device which takes fuel-driven internal combustion type fluid power machinery as main power generation, realizes multiple utilization of waste gas power generation, tail drag reduction and high-speed cruising auxiliary propulsion, and has the advantages of layout flexibility, gravity center balance and high adaptability, compliance, safety, energy conservation and high efficiency. Technical proposal The high-efficiency vehicle driving device mainly uses the power generation of an internal combustion type fluid power machine and integrates the auxiliary cruising and propelling of waste gas, and comprises a fuel driving internal combustion type fluid power machine power generation device, a waste gas power generation device, an exhaust resistance reduction propelling device, an energy storage device and a vehicle control device, wherein the device is matched with a vehicle electric driving system for use, and the vehicle main driving is independently borne by the electric driving system. The fuel-driven internal combustion type fluid power mechanical power generation device is a main power generation unit of the whole vehicle, can burn fuel oil or fuel gas to drive power generation, can be flexibly arranged in installation angle, can be installed in a non-horizontal mode, and can meet the space arrangement requirements of different vehicles. The waste gas power generation device is of a straight-through structure, power generation blades are arranged in the waste gas power generation device, a supercharging turbine is not arranged, and the waste gas directly blows to realize kinetic energy recovery and auxiliary power generation. The exhaust drag reduction propulsion device is arranged in a region with the biggest induced resistance at the tail of the vehicle, wherein during normal running, exhaust gas injection inhibits tail vortex and reduces aerodynamic resistance, and during high-speed cruising, exhaust gas is injected backwards to provide auxiliary cruising thrust. The energy storage device stores electric energy generated by main power generation and waste gas power generation and supplies power for the vehicle electric drive system. The whole vehicle control device uniformly coordinates the devices to work according to the vehicle speed, the load and the electric quantity, and controls the auxiliary propulsion of the waste gas to be started only under the working condition of high-speed cruising. The device supports two layouts: The front layout is that the internal combustion type fluid power mechanical power generation device is positioned at the front part of the vehicle, so that the layout of a common vehicle is adapted, the center of gravity of the whole vehicle is balanced, and the maintenance difficulty is reduced; The internal combustion type fluid power mechanical power generation device is arranged at the rear part of the vehicle and is provided with roof high-position air inlet, so that sediment invasion is reduced, and the layout is compact and light. The fuel-driven internal combustion type fluid dynamic mechanical power generation device comprises, but is not limited to, a combustion-driven rotary fluid machine such as a turbofan, a turbojet, a gas turbine and the like. Advantageous effects 1. The internal combustion type fluid power machine is flexible in installation angle, is suitable for spatial arrangement of different vehicle types, and is high in layout freedom; 2. the front layout balances the gravity center, is suitable for the layout of a common vehicle, and the rear high-level air inlet reduces sediment and has a compact structure; 3. the waste gas realizes triple utilization of power generation, drag reduction and high-speed auxiliary propulsion, the energy ut