阅读说明：本技术 agv能源管理系统 (agv energy management system ) 是由 李泽清 李泽明 王勇 张敏 黄戈 于 2021-02-08 设计创作，主要内容包括：本发明公开了一种agv能源管理系统,包括控制器、人机交互模组、显示模组、输送模组、电源模组和自动充电模组,所述人机交互模组、显示模组、输送模组、电源模组和自动充电模组均与所述控制器电性连接；通过多种电池共用一套硬件,共用一套系统,各模组配合共同实现电源管理的功能,以此提升所述agv能源管理系统的智能化。(The invention discloses an agv energy management system, which comprises a controller, a human-computer interaction module, a display module, a conveying module, a power supply module and an automatic charging module, wherein the human-computer interaction module, the display module, the conveying module, the power supply module and the automatic charging module are electrically connected with the controller; through one set of hardware of multiple battery sharing, a set of system of sharing, each module cooperation realizes power management's function jointly to this promotes agv energy management system's intellectuality.)

1. An agv energy management system, characterized in that,

the intelligent charging system comprises a controller, a human-computer interaction module, a display module, a conveying module, a power supply module and an automatic charging module, wherein the human-computer interaction module, the display module, the conveying module, the power supply module and the automatic charging module are all electrically connected with the controller;

the controller is used for controlling and coordinating data transmission among the display module, the conveying module, the power supply module and the automatic charging module;

the human-computer interaction module is used for enabling a user to select agv types of rechargeable batteries of the trolley, adjusting and setting parameters of the rechargeable batteries, and transmitting adjusted data to the display module and the conveying module through the controller;

the display module is used for receiving the data transmitted by the controller and displaying the selected type of the rechargeable battery and various parameters of the rechargeable battery;

the conveying module is used for receiving the data transmitted by the controller and transmitting the data to the automatic charging module;

the power supply module is used for supplying electric energy to the controller, the human-computer interaction module, the display module, the conveying module and the automatic charging module;

and the automatic charging module is used for receiving the data transmitted by the conveying module, transmitting the selected type of the rechargeable battery and each parameter of the rechargeable battery to the automatic charging module for comparison, and judging whether to carry out automatic charging.

2. The agv energy management system of claim 1,

the man-machine interaction module comprises a battery power supply selection module and an adjusting module, wherein the battery power supply selection module is used for a user to select the type of the rechargeable battery to be a lead-acid battery or a lithium battery;

and the adjusting module is used for adjusting the charging voltage, the power supply valley value or the power supply peak value of the corresponding rechargeable battery.

3. The agv energy management system of claim 1,

the display module comprises a power supply voltage display module, a power supply valley display module and a power supply peak value display module, wherein the power supply display module is used for displaying agv the real-time battery electric quantity of the rechargeable battery of the trolley;

the power supply valley display module is used for displaying the power supply valley value of the rechargeable battery of agv trolley selected by the user;

and the power peak value display module is used for displaying agv power peak values of the rechargeable battery of the trolley selected by the user.

4. The agv energy management system of claim 1,

the automatic charging module comprises a low-voltage alarm module and an automatic charging module, wherein the low-voltage alarm module is used for receiving the power supply low valley value of the rechargeable battery of agv trolley selected by the user and the real-time battery electric quantity of the rechargeable battery of agv trolley transmitted by the conveying module, comparing the power supply low valley value with the real-time battery electric quantity of the rechargeable battery of agv trolley, and if the real-time battery electric quantity of the rechargeable battery of agv trolley is lower than the power supply low valley value of the rechargeable battery of agv trolley selected by the user and transmitted by the conveying module, sending out alarm sound and starting the automatic charging module to automatically charge the rechargeable battery; otherwise, no alarm sound is given, and automatic charging is not carried out;

and the automatic charging module is used for automatically charging the charging battery of the agv trolley.

5. The agv energy management system of claim 4,

the automatic charging module further comprises an automatic charging releasing module, and the automatic charging releasing module is used for automatically stopping charging after the charging of the charging battery of the agv trolley by the automatic charging module reaches a power peak value.

6. The agv energy management system of claim 3,

the power supply voltage display module comprises a voltage value display unit and a percentage display unit, wherein the voltage value display unit displays agv the real-time battery electric quantity of the rechargeable battery of the trolley in a digital display mode;

and the percentage display unit displays agv the real-time battery power of the rechargeable battery of the trolley in a percentage display mode.

Technical Field

The invention relates to the technical field of energy management of automatic guided vehicles, in particular to an agv energy management system.

Background

In recent two years, along with the increase of the number of automatic guided vehicles in the market, the energy supply scheme is endless, and some problems are brought to application, firstly, the battery voltage is divided into various specifications such as 12V, 24V, 36V, 48V and the like, and the corresponding voltage tables and corresponding threshold values are more and more complicated according to the battery types, such as lead acid, lithium, nickel-chromium, quick-charging capacitors and the like, and are not favorable for standard management. It is therefore desirable to provide a more intelligent agv energy management system.

Disclosure of Invention

The invention aims to provide an agv energy management system, and aims to solve the technical problem that the intelligent degree of a agv energy management system in the prior art is low.

In order to achieve the purpose, the agv energy management system adopted by the invention comprises a controller, a human-computer interaction module, a display module, a conveying module, a power supply module and an automatic charging module, wherein the human-computer interaction module, the display module, the conveying module, the power supply module and the automatic charging module are electrically connected with the controller;

the controller is used for controlling and coordinating data transmission among the display module, the conveying module, the power supply module and the automatic charging module;

the human-computer interaction module is used for enabling a user to select agv types of rechargeable batteries of the trolley, adjusting and setting parameters of the rechargeable batteries, and transmitting adjusted data to the display module and the conveying module through the controller;

the display module is used for receiving the data transmitted by the controller and displaying the selected type of the rechargeable battery and various parameters of the rechargeable battery;

the conveying module is used for receiving the data transmitted by the controller and transmitting the data to the automatic charging module;

the power supply module is used for supplying electric energy to the controller, the human-computer interaction module, the display module, the conveying module and the automatic charging module;

and the automatic charging module is used for receiving the data transmitted by the conveying module, transmitting the selected type of the rechargeable battery and each parameter of the rechargeable battery to the automatic charging module for comparison, and judging whether to carry out automatic charging.

The human-computer interaction module comprises a battery power supply selection module and an adjustment module, wherein the battery power supply selection module is used for a user to select the type of the rechargeable battery to be a lead-acid battery or a lithium battery;

and the adjusting module is used for adjusting the charging voltage, the power supply valley value or the power supply peak value of the corresponding rechargeable battery.

The display module comprises a power supply voltage display module, a power supply valley display module and a power supply peak value display module, wherein the power supply display module is used for displaying agv the real-time battery electric quantity of the rechargeable battery of the trolley;

the power supply valley display module is used for displaying the power supply valley value of the rechargeable battery of agv trolley selected by the user;

and the power peak value display module is used for displaying agv power peak values of the rechargeable battery of the trolley selected by the user.

The automatic charging module comprises a low-voltage alarm module and an automatic charging module, wherein the low-voltage alarm module is used for receiving the power supply low valley value of the rechargeable battery of agv trolley selected by the user and the real-time battery electric quantity of the rechargeable battery of agv trolley transmitted by the conveying module, comparing the power supply low valley value with the real-time battery electric quantity of the rechargeable battery of agv trolley, and if the real-time battery electric quantity of the rechargeable battery of agv trolley is lower than the power supply low valley value of the rechargeable battery of agv trolley selected by the user and transmitted by the conveying module, giving an alarm sound and starting the automatic charging module to automatically charge the rechargeable battery; otherwise, no alarm sound is given, and automatic charging is not carried out;

and the automatic charging module is used for automatically charging the charging battery of the agv trolley.

The automatic charging module further comprises an automatic charging releasing module, and the automatic charging releasing module is used for automatically stopping charging after the charging of the charging battery of the agv trolley by the automatic charging module reaches a power peak value.

The power supply voltage display module comprises a voltage value display unit and a percentage display unit, wherein the voltage value display unit displays agv the real-time battery electric quantity of the rechargeable battery of the trolley in a digital display mode;

and the percentage display unit displays agv the real-time battery power of the rechargeable battery of the trolley in a percentage display mode.

The invention has the beneficial effects that: the controller is used for controlling and coordinating data transmission among the display module, the conveying module, the power supply module and the automatic charging module; the human-computer interaction module is used for enabling a user to select agv types of rechargeable batteries of the trolley, adjusting and setting parameters of the rechargeable batteries, and transmitting adjusted data to the display module and the conveying module through the controller; the display module is used for receiving the data transmitted by the controller and displaying the selected type of the rechargeable battery and various parameters of the rechargeable battery; the conveying module is used for receiving the data transmitted by the controller and transmitting the data to the automatic charging module; the power supply module is used for supplying electric energy to the controller, the human-computer interaction module, the display module, the conveying module and the automatic charging module; the automatic charging module is used for receiving the data transmitted by the conveying module, transmitting the selected type of the rechargeable battery and each parameter of the rechargeable battery to the automatic charging module for comparison, judging whether to automatically charge, sharing one set of hardware and one set of system through multiple batteries, and realizing the function of power management through the cooperation of the modules, so that the intellectualization of the agv energy management system is improved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

Fig. 1 is a functional block diagram of an agv energy management system of the present invention.

FIG. 2 is a schematic block diagram of the human-machine interaction module of the present invention.

FIG. 3 is a schematic block diagram of a display module according to the present invention.

Fig. 4 is a schematic block diagram of the automatic charging module of the present invention.

Fig. 5 is a functional block diagram of a power supply voltage display module of the present invention.

The system comprises a controller 1, a human-computer interaction module 2, a display module 3, a transmission module 4, a power supply module 5, an automatic charging module 6, a battery power supply selection module 7, a power supply regulation module 8, a power supply voltage display module 9, a power supply valley display module 10, a power supply peak value display module 11, a low voltage alarm module 12, an automatic charging module 13, an automatic charging release module 14, a trickle voltage display unit 15, a percentage display unit 16, a delay confirmation module 17, a trickle charging module 18, a trickle charging regulation module 19 and a power supply transmitter 20.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1 to 5, the present invention provides an agv energy management system, which includes a controller 1, a human-computer interaction module 2, a display module 3, a transmission module 4, a power module 5, and an automatic charging module 6, wherein the human-computer interaction module 2, the display module 3, the transmission module 4, the power module 5, and the automatic charging module 6 are all electrically connected to the controller 1;

the controller 1 is used for controlling and coordinating data transmission among the display module 3, the conveying module 4, the power supply module 5 and the automatic charging module 6;

the human-computer interaction module 2 is used for selecting agv types of rechargeable batteries of the trolley by a user, adjusting and setting parameters of the rechargeable batteries, and transmitting adjusted data to the display module 3 and the conveying module 4 through the controller 1;

the display module 3 is used for receiving the data transmitted by the controller 1 and displaying the selected type of the rechargeable battery and various parameters of the rechargeable battery;

the conveying module 4 is used for receiving the data transmitted by the controller 1 and transmitting the data to the automatic charging module 6;

the power module 5 is used for providing electric energy for the controller 1, the human-computer interaction module 2, the display module 3, the conveying module 4 and the automatic charging module 6;

and the automatic charging module 6 is used for receiving the data transmitted by the conveying module 4, transmitting the selected type of the rechargeable battery and each parameter of the rechargeable battery to the automatic charging module 6 for comparison, and judging whether to perform automatic charging.

In this embodiment, the controller 1 is a PLC single chip, the human-computer interaction module 2 is an HMI, a 232 communication protocol between the controller 1 and the human-computer interaction module 2 is used for data transmission, a user selects agv types of the rechargeable battery of the cart by using the human-computer interaction module 2, and is used for adjusting and setting various parameters of the rechargeable battery, and transmits the adjusted data to the display module 3 through the controller 1 for display, and to the conveying module 4, and then transmits the data to the automatic charging module 6; and the selected type of the rechargeable battery and each parameter of the rechargeable battery are transmitted to the automatic charging module 6 for comparison, whether automatic charging is carried out is judged, and the modules cooperate to realize the function of power management through sharing one set of hardware and one set of system by multiple batteries, so that the intellectualization of the agv energy management system is improved.

Further, the human-computer interaction module 2 comprises a battery power supply selection module 7 and an adjustment module 8, wherein the battery power supply selection module 7 is used for a user to select the type of the rechargeable battery to be a lead-acid battery or a lithium battery;

and the adjusting module 8 is used for adjusting the charging voltage, the power supply valley value or the power supply peak value of the corresponding rechargeable battery.

The display module 3 comprises a power supply voltage display module 9, a power supply valley display module 10 and a power supply peak value display module 11, wherein the power supply display module is used for displaying agv the real-time battery electric quantity of the rechargeable battery of the trolley;

the power supply valley display module 10 is used for displaying agv power supply valley values of the rechargeable battery of the trolley selected by the user;

and the power peak value display module 11 is used for displaying agv power peak values of the rechargeable battery of the trolley selected by the user.

The power supply voltage display module 9 comprises a voltage value display unit 15 and a percentage display unit 16, wherein the voltage value display unit 15 displays agv the real-time battery electric quantity of the rechargeable battery of the trolley in a digital display mode;

the percentage display unit 16 displays agv the real-time battery level of the rechargeable battery of the trolley by using the percentage display mode.

In this embodiment, agv energy management system still includes power transmitter 20, power transmitter 20 respectively with controller 1 with power module 5 is connected, can be with 18 ~ 30V or 18 ~ 60V's multiple voltage, the even analog voltage output that converts into 0 ~ 5V. The use method comprises the steps that the rechargeable battery of the AGV trolley is directly connected to the input end of the power supply transmitter 20, and the rechargeable battery is converted inside the power supply transmitter 20 and is transmitted to 0-5V analog quantity voltage at the output end to be output. And then reading in through the controller 1, and converting the voltage of 0-5V into a numerical value of 0-10000 (Vmin-Vmax), wherein the numerical value is the current voltage Vnow. Firstly, setting the type and the characteristics of a battery, wherein a 24V lead-acid battery is provided with a power supply valley Vlow of 19V and a power supply peak value Vhigh of 25.6V; the 48V lead-acid battery is provided with a power supply low valley Vlow of 42V and a power supply peak value Vhigh of 54V; the 24V lithium battery is provided with a power supply valley Vlow of 22V and a power supply peak value Vhigh of 27.5V; the 48V lithium battery is provided with a power supply low valley Vlow of 45V and a power supply peak value Vhigh of 56V; at this time, the output voltage of the power transmitter 20 can calculate the current voltage V as 100% (Vnow/Vmax) ((Vhigh-Vlow)), so that the current power Vn as Vnow/Vmax as 100% can be calculated and then displayed on the power voltage display module 9. The power supply voltage display module 9 comprises a voltage value display unit 15 and a percentage display unit 16, wherein the voltage value display unit 15 can display agv the real-time battery power of the rechargeable battery of the trolley by using a digital display mode; or the real-time battery level of the rechargeable battery of the cart is displayed agv in a percentage display. The design is more intelligent. In addition, a user can click the battery power selection module 7 on the display module, the type of the rechargeable battery is selected to be a lead-acid battery or a lithium battery according to the type of the rechargeable battery used by agv trolley, the charging voltage, the power supply valley value or the power supply peak value of the selected battery can be adjusted by the adjusting module 8 according to the user requirement or the characteristic requirement of the battery, and the adjusted power supply valley value or the adjusted power supply peak value can be correspondingly displayed on the power supply valley display module 10 and the power supply peak value display module 11.

Further, the automatic charging module 6 includes a low voltage alarm module 12 and an automatic charging module 13, the low voltage alarm module 12 is configured to receive the power supply low valley value of the rechargeable battery of agv trolley selected by the user and the real-time battery power of the rechargeable battery of agv trolley transmitted by the conveying module 4, compare the received power supply low valley value with the real-time battery power of the rechargeable battery of agv trolley, and if the real-time battery power of the rechargeable battery of agv trolley is lower than the power supply low valley value of the rechargeable battery of agv trolley selected by the user and transmitted by the conveying module 4, send an alarm sound, and start the automatic charging module 13 to automatically charge the rechargeable battery; otherwise, no alarm sound is given, and automatic charging is not carried out;

and the automatic charging module 13 is used for automatically charging agv the rechargeable battery of the trolley.

The automatic charging module 6 further comprises an automatic charging release module 14, and the automatic charging release module 14 is used for stopping charging automatically after the charging of the charging battery of the agv trolley by the automatic charging module 13 reaches a power peak value.

The automatic charging module 6 further comprises a delay confirmation module 17, which is used for the low-voltage alarm module 12 to detect that the real-time battery power of the rechargeable battery of the agv trolley is lower than the power supply valley value of the user-selected rechargeable battery of the agv trolley transmitted by the conveying module 4, and after confirming the low power state through 3-5 min delay, an alarm sound is given, and meanwhile, the automatic charging module 13 is started to automatically charge the rechargeable battery.

The automatic charging module 6 further comprises a trickle charging module 18, and the trickle charging module 18 is configured to automatically stop charging after the charging of the charging battery of the agv car reaches a power peak value and the trickle charging is performed for a preset time by the automatic charging module 13.

In this embodiment, the low voltage alarm module 12 receives the power supply valley value of the rechargeable battery of agv cart and the real-time battery capacity of the rechargeable battery of agv cart, which are transmitted by the transport module 4 and selected by the user, and compares the received power supply valley value with the real-time battery capacity of the rechargeable battery of agv cart, and if the real-time battery capacity of the rechargeable battery of agv cart is lower than the power supply valley value of the rechargeable battery of agv cart, which is transmitted by the transport module 4 and selected by the user, after the low power state is confirmed by the delay confirmation module 17 after a delay of 3-5 min, an alarm sound is sent out, and the automatic charging module 13 is started to automatically charge the rechargeable battery, wherein the low power alarm is performed by setting the power supply valley Vlow, and the required charging voltage can be freely configured according to the requirements on site.

After a long-time charging process and after reaching a charging threshold value peak value, the controller 1 controls the trickle charging module 18 to start, and after a period of trickle charging, the controller 1 controls the automatic charging release module 14 to automatically stop a charging task, so that all actions of battery management are completed.

Further, the human-computer interaction module 2 further includes a trickle charge adjustment module 198, where the trickle charge adjustment module 198 is configured to adjust a charging time and a charging current of the trickle charge.

In this embodiment, the trickle charge adjustment module 198 is used to adjust the charging time and charging current of the trickle charge module 18 during trickle charge, so as to adapt to different types of charging batteries.

In summary, the following steps: a microsystem for practical application and measurement of AGV product energy sources is characterized in that in a human-computer interaction interface, a client can select a display mode of a battery on a main interface according to practical conditions, wherein the display mode is voltage or electric quantity, the voltage value when the battery is emptied, the voltage value when the battery is fully charged, the voltage value for automatic charging or low-electric-quantity alarming, the voltage value for automatic charging state removal and trickle charging time are selected, so that free adjustment is achieved, multiple batteries share one set of hardware, one set of system is shared, and all modules are matched to realize the function of power management together, so that the intellectualization of an AGV energy management system is improved.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.