Mobile power station system

Abstract

The utility model discloses a mobile power station system which comprises a base, a plurality of electrical elements are installed on the upper surface of the base and comprise an electrical cabinet, a power battery, a range extender, an engine controller, a storage battery, a high-voltage distribution box, a fuel tank and a radiator, and an inverter is installed on the upper portion of the electrical cabinet. The top of the power battery is provided with a maintenance switch, a battery heat management system, a battery control box, a range extending generator controller and a PTC heating body; the maintenance switch is connected with the power battery, the high-voltage distribution box, the battery control box and the battery thermal management system, the battery control box is connected with the battery thermal management system, and the high-voltage distribution box is connected with the range extender, the PTC heating body, the storage battery, the transformer and the driving motor controller. As a functional module, the utility model can be quickly mounted and dismounted, and in a limited space, the functions of an extended-range power station are realized, and meanwhile, the functions of the extended-range power station are reasonably partitioned according to the functions, the ventilation and heat dissipation of a power battery pack are optimized, and the noise during the operation of an engine is inhibited.

Description

TECHNICAL FIELD

[0001] The utility model relates to a mobile power station, especially a mobile power station system. BACKGROUND

[0002] With the enhancement of environmental awareness and the adjustment of energy structure, extended-range hybrid power has been widely concerned and rapidly developed in the field of automobiles. In the field of engineering machinery, welding machines, electric hoists and other mechanical tools relying on electric power as power source have been increasingly widely applied in various fields. When the engineering work site is located in a location with poor social support, a generator needs to be used as an external power source to meet the construction needs. The generator set has a lot of idle time in actual use, causing fuel waste, and has a single function, which can only be used for power generation. In order to solve the problem of fuel waste caused by the idling of the unit, the patent CN221418070U adopts an extended-range hybrid power system on the welding engineering vehicle, but the power system described in the patent is only applicable to the welding engineering vehicle of this model, and the scene applicability is poor.

[0003] Therefore, it is necessary to develop an extended-range mobile power station module that can be used as an external power source alone and can also provide power for traditional engineering machinery, improve fuel utilization, and reduce energy consumption. CONTENT OF THE UTILITY MODEL

[0004] The utility model aims to provide a mobile power station system that can provide power for transportation vehicles and also be used as an independent mobile power station.

[0005] Technical scheme: The utility model discloses a base, a plurality of electrical elements are installed on the upper surface of the base, the plurality of electrical elements include an electrical cabinet, a power battery, an extended-range device, an engine controller, a storage battery, a high-voltage distribution box, a fuel tank and a radiator, an inverter is installed on the upper part of the electrical cabinet, a maintenance switch, a battery thermal management system, a battery control box, an extended-range generator controller and a PTC heating body are arranged on the top of the power battery; the maintenance switch is connected with the power battery, the high-voltage distribution box, the battery control box and the battery thermal management system, the battery control box is connected with the battery thermal management system, the high-voltage distribution box is connected with the extended-range device, the PTC heating body, the storage battery, a transformer and a drive motor controller.

[0006] The mobile power station system can be used as an independent mobile power source and also as a power source of mechanical equipment.

[0007] The base side is provided with a quick charging port connected with the high-voltage distribution box.

[0008] The high-voltage distribution box is installed on the base through a support, the high-voltage distribution box is arranged at the top of the support, and the storage battery is arranged at the bottom of the support.

[0009] The battery control box controls the charging and discharging of the power battery according to a battery control strategy.

[0010] The driving motor controller is connected with the driving motor.

[0011] The plurality of electrical elements are externally provided with a machine cover, and the electrical elements are covered inside by the machine cover.

[0012] Beneficial effects: the utility model is as a function module of mechanical equipment, can convenient, fast realization installation and removal, realizes the function of the range extending type power station in the limited space, gives consideration to internal reasonable zoning according to function, optimizes power battery group ventilation and heat dissipation, engine working noise suppression, can be used as independent portable power source, also can be used as the power source of mechanical equipment, for the mechanical equipment of using the range extending power station module, when the mechanical equipment is on standby, the redundant energy can be stored in the power battery in the form of electric energy, improves fuel utilization rate, reduces cost. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is the whole structure schematic diagram of the utility model;

[0014] Figure 2 It is the internal structure schematic of the utility model Figure 1 ;

[0015] Figure 3 It is the internal structure schematic of the utility model Figure 2 ;

[0016] Figure 4 It is the internal structure schematic of the utility model Figure 3 ;

[0017] Figure 5 It is the system block diagram of the utility model. DETAILED DESCRIPTION

[0018] The utility model will be further described below in connection with the drawings.

[0019] As Figures 1-5As shown, the mobile power station system of the utility model, including base 2, the upper surface of base 2 is equipped with multiple electrical elements, multiple electrical elements are externally equipped with machine cover 1, and electrical elements are covered inside by machine cover 1. The upper surface of base 2 is equipped with electrical cabinet 5, power battery 4, range extender 3, engine controller 11, storage battery 14, high-voltage distribution box 15, fuel tank 16 and radiator 17, high-voltage distribution box 15 is installed on base 2 through support 13, support 13 top is equipped with high-voltage distribution box 15, support 13 bottom is equipped with storage battery 14. Base 2 side is equipped with quick charging port 12;Inverter 18 is installed on electrical cabinet 5 upper portion, power battery 4 top is equipped with maintenance switch 6, battery thermal management system 7, battery control box 8, range extender generator controller 9 and PTC heating body 10. Maintenance switch 6 is connected with power battery 4, high-voltage distribution box 15, battery control box 8 and battery thermal management system 7, battery control box 8 is connected with battery thermal management system 7, high-voltage distribution box 15 is connected with range extender 3, PTC heating body 10, quick charging port 12, storage battery 14, transformer 18 and drive motor controller, drive motor controller is connected with drive motor.

[0020] Battery control box 8 controls power battery 4 charging and discharging according to battery control strategy;Maintenance switch 6 provides protection for high-voltage system, has high-voltage component power-on control, circuit overload, short-circuit protection and other functions, can avoid battery exceeding permitted use conditions, and ensures safety. PTC heating body 10 needs to preheat battery pack at low temperature;High-voltage distribution box 15 is responsible for power distribution and management in new energy vehicle high-voltage system, provides charging and discharging control, high-voltage component power-on control, circuit overload short-circuit protection, high-voltage sampling, low-voltage control and other functions for whole vehicle, protects and monitors high-voltage system operation, and PDU high-voltage distribution box can integrate BMS master control, charging OBC module, DCDC module, PTC control module and other functions.

[0021] The mobile power station system of the utility model can be used as an independent mobile power source and can also be used as a power source of mechanical equipment. When used as an independent mobile power source, the following two working conditions exist.

[0022] Working condition 1: power battery 4 is in a power shortage state: RCU range extender controller coordinates range extender generator controller 9 and engine controller 11 to start working, so that range extender 3 enters a power generation state;Energy generated by range extender 3 flows to PDU high-voltage distribution box;PDU high-voltage distribution box is responsible for power distribution and management in mobile power station high-voltage system;Energy flow from PDU high-voltage distribution box: ① flows to power battery 4 through BDU maintenance switch to charge battery pack;② flows to inverter 18 to supply power to external environment, such as welding machine and other equipment;③ flows to PTC heating body 10 to preheat battery pack at low temperature, so that battery can work normally;④ flows to storage battery 14 through DCDC (PDU integration).

[0023] Case 2: When the power battery 4 is fully charged: the RCU range extender controller coordinates the range extender controller 9 and the engine controller 11, so that the range extender 3 enters standby state; the energy of the power battery 4 flows to the PDU high-voltage distribution box through the BDU maintenance switch; the PDU high-voltage distribution box distributes and manages the energy.

[0024] When used as a power supply module for mechanical equipment:

[0025] Install the power supply module on the mechanical equipment and connect the vehicle control system VCU; the VCU sends a power request to the power supply module; the BCU battery control box and the RCU range extender controller drive the range extender 3 or the power battery 4 to supply power externally according to the battery control strategy.

[0026] When the power battery 4 is in a state of power shortage: the RCU range extender controller coordinates the range extender controller 9 and the engine controller 11 to start working, so that the range extender 3 enters a power generation state; the energy generated by the range extender 3 flows to the PDU high-voltage distribution box; the PDU high-voltage distribution box is responsible for power distribution and management in the mobile power station high-voltage system; the energy flows from the PDU high-voltage distribution box to: ① flows to the power battery 4 through the BDU maintenance switch to charge the battery pack; ② flows to the inverter 18 to supply power to the outside world, such as to welding machines and other equipment; ③ flows to the PTC heating body 10 to preheat the battery pack in low temperature to ensure normal operation of the battery; ④ flows to the storage battery 14 through the DCDC (PDU integrated).

[0027] When the power battery 4 is fully charged: the RCU range extender controller coordinates the range extender controller 9 and the engine controller 11, so that the range extender 3 enters standby state; the energy of the power battery 4 flows to the PDU high-voltage distribution box through the BDU maintenance switch; the PDU high-voltage distribution box distributes and manages the energy.

Claims

1. A mobile power station system, characterized by The base is provided with a plurality of electrical elements on the upper surface, including an electrical cabinet, a power battery, a range extender, an engine controller, a storage battery, a high-voltage distribution box, a fuel tank and a radiator.

2. The mobile power station system of claim 1, wherein, The mobile power station system can be used as an independent mobile power source and as a power source of mechanical equipment.

3. The mobile power station system of claim 1, wherein, The base is provided with a quick charging port connected with the high-voltage distribution box.

4. The mobile power station system of claim 3, wherein, The high-voltage distribution box is installed on the base through a support, the support is provided with the high-voltage distribution box at the top and the storage battery at the bottom.

5. The mobile power station system of claim 1, wherein, The battery control box controls the charging and discharging of the power battery according to a battery control strategy.

6. The mobile power station system of claim 1, wherein, The drive motor controller is connected with the drive motor.

7. The mobile power station system of claim 1, wherein, The plurality of electrical elements are externally provided with a machine cover.

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