阅读说明：本技术 电动助力拖曳一体式飞机地面电源控制系统及方法 (Electric power-assisted towing integrated aircraft ground power supply control system and method ) 是由 胡柳 郑尧 韩鹤光 于 2019-12-12 设计创作，主要内容包括：本发明公开了一种电动助力拖曳一体式飞机地面电源控制系统及方法,属于飞机地面静变电源的技术领域,包括电动底盘车和装于该电动底盘车上的飞机地面电源,所述电动底盘车包括动力总成和供电单元,该供电单元的一端与飞机地面电源连接,另一端与动力总成连接且动力总成配设有将其在空档和非空档之间切换的模式切换开关,该系统还包括电源控制器,该电源控制器分别与飞机地面电源、供电单元和动力总成通信连接,其根据电动底盘车中动力总成的档位状态,针对不同的使用场景,实现移动电源在电动助力模式和拖拽模式下自由切换；以达到能够大幅度提高飞机地面电源机组的使用效率,有效降低飞机APU对环境的污染且极大的降低成本的目的。(The invention discloses an electric power-assisted towing integrated airplane ground power supply control system and method, belonging to the technical field of airplane ground static power supplies, and comprising an electric chassis vehicle and an airplane ground power supply arranged on the electric chassis vehicle, wherein the electric chassis vehicle comprises a power assembly and a power supply unit, one end of the power supply unit is connected with the airplane ground power supply, the other end of the power supply unit is connected with the power assembly, the power assembly is provided with a mode switching switch for switching the power assembly between a neutral position and a non-neutral position, the system also comprises a power supply controller, the power supply controller is respectively in communication connection with the airplane ground power supply, the power supply unit and the power assembly, and the power supply controller realizes the free switching of a mobile power supply under an electric power-assisted mode and a towing mode according to the gear state of the power assembly in the electric chassis vehicle and aiming at different use scenes; the purposes of greatly improving the service efficiency of the ground power supply unit of the airplane, effectively reducing the pollution of the airplane APU to the environment and greatly reducing the cost are achieved.)

1. An electric power-assisted towing integrated aircraft ground power supply control system comprises an electric chassis vehicle and an aircraft ground power supply arranged on the electric chassis vehicle, and is characterized in that the electric chassis vehicle comprises a power assembly and a power supply unit, one end of the power supply unit is connected with the aircraft ground power supply, the other end of the power supply unit is connected with the power assembly, and the power assembly is provided with a mode change-over switch for changing the power assembly between a neutral position and a non-neutral position; the system also comprises a power supply controller which is respectively in communication connection with the aircraft ground power supply, the power supply unit and the power assembly.

2. The electric power-assisted towing integrated aircraft ground power supply control system according to claim 1, wherein the aircraft ground power supply comprises an input module, an energy storage battery and an output module, the input module and the output module are both in communication connection with the power supply controller, and the energy storage battery is electrically connected with the power supply converter.

3. The electric power-assisted towing integrated aircraft ground power control system of claim 2, wherein the output module comprises a 400HZ output socket, a 400HZ limit switch is arranged in the 400HZ output socket, and the 400HZ limit switch is connected with the power controller.

4. The electric power-assisted towing integrated aircraft ground power supply control system of claim 1, further comprising an auxiliary power supply and a main switch, wherein the main switch comprises at least two paths, each path is switched on or off simultaneously, one path is connected between the power supply unit and the power assembly, and the other path is connected between the auxiliary power supply and the power supply controller.

5. The electric power-assisted towing integrated aircraft ground power supply control system according to claim 4, wherein the power supply unit comprises a power converter, a battery and a charging conversion unit, one end of the power converter is connected with the aircraft ground power supply, the other end of the power converter is connected with the charging conversion unit, the other end of the charging conversion unit is connected with the battery, and the battery is connected with the power assembly through a main switch and supplies power to the power assembly.

6. The electric power-assisted towing integrated aircraft ground power supply control system of claim 4, further comprising a charging switch connected between the auxiliary power supply and the power supply controller and not turned on simultaneously with the main switch.

7. The electric power-assisted towing integrated aircraft ground power supply control system according to claim 4, wherein the power supply unit comprises a DC/DC converter, one end of the DC/DC converter is connected with an aircraft ground power supply, and the other end of the DC/DC converter is connected with the power assembly through a main switch and supplies power to the power assembly.

8. The electric power-assisted towing integrated aircraft ground power supply control system according to any one of claims 1 to 7, wherein the power assembly comprises a controller, a backstop and a speed reducer unit which are connected in sequence, the speed reducer unit is connected with a mode switching switch, the controller supplies power to the speed reducer unit through a power supply unit, and the controller is in communication connection with a power supply controller.

9. The ground power control system of the electric power-assisted towing integrated aircraft according to claim 8, wherein the electric chassis further comprises a vehicle body and a handle hinged to the vehicle body, the handle is provided with an operating component and connected with the controller, the electric power control system further comprises a first limit switch and a second limit switch, the first limit switch and the second limit switch are respectively connected with the controller and the backstop, and the vertical state and the horizontal state of the handle respectively trigger the first limit switch and the second limit switch to act.

10. The electric power-assisted towing integrated aircraft ground power control system according to claim 1, further comprising a safety device assembly, wherein the auxiliary power supply supplies power to the safety device assembly through a main switch, and the safety device assembly comprises one or more of a reversing radar, a reversing image and a vehicle data recorder.

11. An electric power-assisted towing integrated aircraft ground power supply control method applied to the electric power-assisted towing integrated aircraft ground power supply control system according to any one of claims 1-10, the method comprising:

acquiring a gear state of a power assembly in the electric chassis vehicle, and entering a dragging mode if the gear state is a neutral position; if the neutral position is not the neutral position, the electric power-assisted mode is started;

when the electric chassis vehicle enters a dragging mode, the electric chassis vehicle is dragged to move through a trailer;

when the electric power-assisted mode is entered, whether the ground power supply of the airplane is in a working state or not is judged, if yes, the electric chassis vehicle is kept in a stop state, and if not, the electric chassis vehicle is started to move forwards or backwards.

Technical Field

The invention belongs to the technical field of aircraft ground static power supplies, and particularly relates to an electric power-assisted towing integrated aircraft ground power supply control system and method.

Background

At present, a static power supply of an airplane which is movable in an airport mainly comprises a ground power supply of an internal combustion engine vehicle-mounted airplane and a ground power supply of a towing vehicle-mounted airplane, and the two modes have defects. The internal combustion engine vehicle-mounted airplane ground power supply uses an internal combustion engine to provide power, pollutes the environment, wastes energy and has high noise; the ground power supply of the towed vehicle-mounted aircraft needs a special trailer to provide power, and particularly for airport short-distance use occasions, the power supply and the trailer belong to different departments, so that coordination efficiency is low, and manpower is wasted.

Disclosure of Invention

In view of the above, in order to solve the above problems in the prior art, the present invention provides an electric power-assisted towing integrated aircraft ground power control system and method, so as to achieve the purposes of greatly improving the service efficiency of an aircraft ground power unit, effectively reducing the pollution of an aircraft APU to the environment, and greatly reducing the cost.

The technical scheme adopted by the invention is as follows: the electric power-assisted towing integrated aircraft ground power supply control system comprises an electric chassis vehicle and an aircraft ground power supply mounted on the electric chassis vehicle, wherein the electric chassis vehicle comprises a power assembly and a power supply unit, one end of the power supply unit is connected with the aircraft ground power supply, the other end of the power supply unit is connected with the power assembly, the power assembly is provided with a mode switching switch for switching the power assembly between a neutral position and a non-neutral position, and the system further comprises a power supply controller which is in communication connection with the aircraft ground power supply, the power supply unit and the power assembly respectively.

Furthermore, the aircraft ground power supply comprises an input module, an energy storage battery and an output module, wherein the input module and the output module are both in communication connection with the power supply controller, the energy storage battery is electrically connected with the power supply converter, and on one hand, the aircraft ground power supply can directly supply power to the aircraft through the power conversion device; on the other hand, the energy storage battery can also directly supply power to the airplane through the 400HZ output socket, and when the ground power supply of the airplane is finished and the energy storage battery is in power shortage, the power grid can charge the energy storage battery.

Furthermore, the output module comprises a 400HZ output socket, a 400Hz limit switch is arranged in the 400HZ output socket, the 400Hz limit switch is connected with the power supply controller, and the 400Hz limit switch is interlocked with the power supply and the airplane; when the 400Hz plug is not taken out of the power plug box, the 400Hz limit switch does not act, the power supply can act at the moment, but the 400Hz power supply cannot be output.

Furthermore, the power supply device further comprises an auxiliary power supply and a main switch, wherein the main switch comprises at least two paths of switches which are simultaneously switched on or switched off, one path of switch is connected between the power supply unit and the power assembly, and the other path of switch is connected between the auxiliary power supply and the power supply controller, so that the power supply work of the power assembly and the power supply controller is realized.

Furthermore, the power supply unit comprises a power converter, a battery and a charging conversion unit, one end of the power converter is connected with the airplane ground power supply, the other end of the power converter is connected with the charging conversion unit, the other end of the charging conversion unit is connected with the battery, and when the electric quantity of the battery of the electric chassis vehicle is enough, the battery supplies power to the power assembly; when the battery is not enough, the energy storage battery charges the battery through a power converter, a charging conversion unit and the like.

Further, still include the switch that charges, the switch that charges is connected between auxiliary power supply and power controller and the switch that charges does not put through simultaneously with the master switch to realize the protection function that charges, and then reach and charge and aircraft ground power motion, aircraft ground power supplies for aircraft power supply interlocking.

Further, the power supply unit includes DC/DC converter, DC/DC converter's one end and aircraft ground power are connected, the other end pass through master switch with the power assembly is connected and is supplied power to the power assembly to guarantee that electronic chassis car has sufficient duration and avoid the condition of power battery damage.

Further, the power assembly comprises a controller, a backstop and a speed reducer unit which are connected in sequence, the speed reducer unit is connected with the mode selector switch, the controller supplies power to the speed reducer unit through the power supply unit, and the controller is in communication connection with the power supply controller.

Further, electronic chassis car still includes the automobile body and articulates the handle on the automobile body, be equipped with operating unit and operating unit on the handle and be connected with the controller, still include first limit switch and second limit switch, first limit switch and second limit switch are connected with controller and backstop respectively, and the vertical condition and the horizontality of handle trigger first limit switch and second limit switch action respectively, and second limit switch can reach the purpose that prevents to lead to control circuit to burn out in the power assembly because of the maloperation.

Further, the operating assembly comprises a rotary shift handle, a shift switch and an electric quantity display meter which are respectively connected with the controller, so that an operator can operate the electric chassis conveniently.

Further, still include the safety device subassembly, auxiliary power source passes through master switch and supplies power to the safety device subassembly, and this safety device subassembly includes the combination of one or more in radar of backing a car, the image of backing a car and the vehicle event data recorder to promote portable power source's the security of controlling.

The invention also discloses an electric power-assisted towing integrated airplane ground power supply control method, which is applied to any one of the electric power-assisted towing integrated airplane ground power supply control systems, and the method comprises the following steps:

acquiring a gear state of a power assembly in the electric chassis vehicle, and entering a dragging mode if the gear state is a neutral position; if the neutral position is not the neutral position, the electric power-assisted mode is started;

when the electric chassis vehicle enters a dragging mode, the electric chassis vehicle is dragged to move through a trailer;

when the electric power-assisted mode is entered, whether the ground power supply of the airplane is in a working state or not is judged, if yes, the electric chassis vehicle is kept in a stop state, and if not, the electric chassis vehicle is started to move forwards or backwards.

The invention has the beneficial effects that:

1. by adopting the electric power-assisted towing integrated aircraft ground power supply control system provided by the invention, the power supply controller receives signals transmitted by the aircraft ground power supply and the electric chassis vehicle in real time, so that the aircraft ground power supply can be freely switched between an electric power-assisted mode and a towing mode, and compared with the prior art, the defects of environment pollution, energy waste, high noise and the like of the traditional internal combustion engine vehicle-mounted aircraft ground power supply are avoided on one hand; on the other hand, the defects of low cross-department coordination efficiency and manpower waste of the ground power supply of the towed vehicle-mounted airplane do not exist, the defect of the situation close to the airplane position is obvious, and meanwhile, the power supply controller controls the ground power supply of the airplane to charge the power supply unit, so that the cruising performance of the electric chassis vehicle can be improved.

2. By adopting the electric power-assisted towing integrated aircraft ground power supply control system provided by the invention, the electric power-assisted mode is suitable for being used in an airport in a short distance, the operation is simple, and the efficiency is high; the towing mode of the device can be used in an airport at a long distance and can also quickly reach a designated position, so that the use efficiency is improved; the airplane ground power supply comprising the two modes can well solve the problems existing in the use of the conventional airport mobile power supply.

Drawings

FIG. 1 is a diagram of the overall system architecture of an electric power-assisted towing integrated aircraft ground power control system provided by the present invention;

FIG. 2 is a logic diagram of the operation of the charging function in the ground power control system of the electric power-assisted towing integrated aircraft provided by the invention;

FIG. 3 is a logic diagram of the operation of the electric power-assisted mode and the towing mode in the electric power-assisted towing integrated aircraft ground power control system provided by the invention;

FIG. 4 is a schematic diagram of the overall structure of the electric power-assisted towing integrated aircraft ground power control system provided by the invention;

FIG. 5 is a partial schematic structural diagram of an electric chassis in the ground power control system of the electric power-assisted towing integrated aircraft provided by the invention;

FIG. 6 is an overall system architecture diagram of an electric power-assisted towing integrated aircraft ground power control system provided by the present invention in another embodiment;

the drawings are labeled as follows:

1-a cabinet; 2-a charge indicator light; 3-an output module; 4-400HZ output socket; 5, electric chassis vehicle; 6-a power converter; 7-an energy storage battery; 8-a grid socket; 9-an input module; 21-a vehicle body; 22-a battery box; 23-a controller; 24-a battery; 25-a rotating shift handle; 26-a main switch; 27-gear shift switch; 28-a handle; 29-connecting pin; 30-fixed connection; 31-front tire; 32-a retarder unit; 33-rear tire.

Detailed Description

Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar modules or modules having the same or similar functionality throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application. On the contrary, the embodiments of the application include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.