WO2022267267A1 - Subway vehicle, and modular air conditioning control panel and control method - Google Patents

Abstract

Disclosed are a subway vehicle, and a modular air conditioning control panel and a control method. The modular air conditioning control panel comprises a mounting plate, the mounting plate being provided with a communication control assembly and a network transmission assembly. The communication control assembly comprises a daily maintenance port used for daily maintenance of an air conditioning system, real-time online monitoring, and data storage and downloading; a software maintenance port used for software maintenance; and a communication port used for being connected to an air conditioning unit data acquisition module. The network transmission assembly comprises a control port used for being connected to a vehicle control system. By means of a reasonable design, the air conditioning control panel is comprehensively arranged, a contactor, a circuit breaker and the like are effectively integrated with an air conditioning unit, the hard wire connection between the air conditioning unit and the control panel is removed, and network signal transmission is used instead. Thus, the control panel has comprehensive functions, the air conditioning control panel contains fewer components, the overall occupied space is reduced, and the air conditioning control screen display information is complete, thereby improving the convenience for inspection and maintenance by maintenance personnel as well as the timeliness and integrity of information inquiry.

Description

A subway vehicle and a modular air conditioner control panel and control method technical field

The invention relates to the technical field of subway vehicles, in particular to a subway vehicle, a modular air conditioner control panel and a control method.

Background technique

With the acceleration of my country's urban process, urban rail transit has become the main means of transportation for urban residents. How to provide passengers with comfortable travel services has gradually become a key indicator in the design of subway vehicle systems. As the first sensory system of passengers, the air conditioning system of subway vehicles has become a key system in the design process of urban rail transit. To ensure the comfort of the passengers in the car and ensure that the interior environment meets the comfort index requirements, it is very important to reasonably control the air flow and temperature inside the car. From the perspective of energy saving, the air-conditioning system of subway vehicles has developed from fixed-frequency air-conditioning to variable-frequency air-conditioning. The previous single air-conditioning control cannot meet the comfort requirements of passengers today. As it gets bigger and bigger, due to the low level of integration, the overhaul becomes more and more complicated. In addition, due to the low accuracy of air-conditioning control in the past, the air-conditioning control cabinet not only occupies a limited space in the car, but also has complicated maintenance and maintenance, which is no longer suitable for the development needs of new subway vehicles. In a patent document of an air-conditioning electrical cabinet for a rail transit vehicle, although the air-conditioning electrical cabinet is also described, its integration level is not high and cannot meet the technical requirements of the existing vehicle air-conditioning control.

In some existing technologies, the limited interior space of the subway vehicle is sacrificed, and a large enough electrical cabinet is set at the end to place the air-conditioning control panel. In addition to the display screen for control and adjustment, there are circuit breakers, connectors, etc. on the control panel. , contactor, gateway and other interfaces. There are still many wiring harnesses and components on the control panel, which are complicated to install, maintain and overhaul; the volume is large, and the integration with the components of the air conditioning unit is not high; there are many hard wires between the air conditioning unit and the control panel, the wiring is complex and heavy, and there are Electromagnetic interference; there are many components in the air-conditioning control panel, which is time-consuming and laborious to repair and maintain; the information displayed on the control screen page is incomplete and other shortcomings.

Based on this, the prior art still needs to be improved.

Contents of the invention

In order to solve the above technical problems, an embodiment of the present invention proposes a subway vehicle, a modular air conditioner control panel and a control method. In order to solve the technical problems such as large volume and complicated wiring of the modularized air conditioner control panel in the prior art.

On the one hand, a modular air-conditioning control panel for a subway vehicle disclosed in an embodiment of the present invention includes a mounting plate, on which a communication control component is arranged on the mounting plate, a human-computer operation component for realizing human-computer interaction, and network transport components, where,

The communication control components include:

Daily maintenance port, used for daily maintenance of air conditioning system, real-time online monitoring and data storage download;

Software maintenance port, used for software maintenance;

The communication port is used to connect the data acquisition module of the air conditioning unit;

The network transmission components include:

Control port for connection to vehicle control systems.

Further, the man-machine operation component is a touch display screen.

Further, the communication control assembly further includes a first connector, and the first connector is used for connecting to an air-conditioning unit.

Further, the daily maintenance port is a PTU port;

The software maintenance port is an RJ-45 Ethernet maintenance port;

Described communication port is RS-485 communication port;

The control port is an Ethernet port.

Further, the mounting plate is also provided with grounding bolts.

Further, the communication control component is arranged on the upper part of the installation board, the man-machine operation module is arranged on the middle part of the installation board, and the network transmission module is arranged on the lower part of the installation board.

Further, the edge of the installation board is provided with an installation and fixing component, which is used to install the installation board in the control cabinet at the end of the subway vehicle.

The embodiment of the present invention also discloses a subway vehicle, which includes the above-mentioned modular air-conditioning control panel.

The embodiment of the present invention also discloses a control method of a modular air-conditioning control panel of a subway vehicle, which performs daily maintenance on the air-conditioning system through a daily maintenance port, as well as real-time online monitoring and data storage and downloading;

Update and maintain the software through the software maintenance port;

Connect the air-conditioning unit data acquisition module through the communication port and receive the data collected by the air-conditioning unit acquisition module;

Connect the vehicle control system through the network transmission component.

Further, two control methods, centralized control and local control, are set for the air-conditioning units in multiple compartments;

When the train is overhauled or tested, the air-conditioning unit of the car to be overhauled or tested is set as the local control to realize individual control.

Adopt above-mentioned technical scheme, the present invention has following beneficial effect at least:

The subway vehicle and the modularized air conditioner control panel and the control method provided by the present invention, through reasonable design, arrange the air conditioner control panel as a whole, effectively integrate the contactor, circuit breaker, etc. with the air conditioner unit, and cancel the air conditioner unit and the control panel The hard-wire connection between them all adopts network signal transmission to make it fully functional, reduce the number of air-conditioning control panel components, and reduce the overall space occupation. completeness in time.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only These are some embodiments of the present invention. Those skilled in the art can also obtain other drawings based on these drawings without creative work.

Fig. 1 is a schematic structural diagram of a modular air-conditioning control panel for a subway vehicle disclosed in an embodiment of the present invention.

Fig. 2 is an interface diagram of the train control network and the air conditioner control panel disclosed by an embodiment of the present invention.

detailed description

In order to make the object, technical solution and advantages of the present invention clearer, the embodiments of the present invention will be further described in detail below in conjunction with specific embodiments and with reference to the accompanying drawings.

It should be noted that all expressions using "first" and "second" in the embodiments of the present invention are to distinguish two entities with the same name but different parameters or parameters that are not the same, see "first" and "second" It is only for the convenience of expression, and should not be construed as a limitation on the embodiments of the present invention, which will not be described one by one in the subsequent embodiments.

As shown in Figure 1, some embodiments of the present invention disclose a modular air-conditioning control panel for a subway vehicle, including a mounting plate, on which a communication control component is provided for man-machine operation of man-machine interaction component, and a network transmission component, wherein the man-machine operation component can be a touch screen;

The communication control components include:

Daily maintenance port, used for daily maintenance of air conditioning system, real-time online monitoring and data storage download, can use PTU port;

Software maintenance port, used for software maintenance, that is, the touch screen program download port, which can be RJ-45 Ethernet maintenance port;

The communication port is used to connect the data acquisition module of the air conditioning unit, which can be an RS-485 communication port;

The first connector is used for connecting the air conditioning unit.

The network transmission component includes a control port which is an Ethernet port and is used for connecting to a vehicle control system.

At the same time, the mounting plate is also provided with grounding bolts to achieve grounding. In order to facilitate the control operation, the above-mentioned components are arranged reasonably. In some embodiments, the communication control component is arranged on the upper part of the installation board, the man-machine operation component is arranged in the middle of the installation board, and the network transmission component It is arranged at the lower part of the mounting plate. The edge of the installation plate is provided with an installation and fixing component, which is used to install the installation plate in the control cabinet at the end of the subway vehicle.

The invention also discloses a control method of a modular air-conditioning control panel of a subway vehicle, which performs daily maintenance on the air-conditioning system through the daily maintenance port, real-time online monitoring and data storage and downloading; and updates and maintains the software through the software maintenance port; Connect the data acquisition module of the air conditioning unit through the communication port and receive the data collected by the acquisition module of the air conditioning unit; connect the vehicle control system through the network transmission component. In order to facilitate maintenance and testing, two control methods, central control and local control, can be set for the air-conditioning units in multiple carriages; when the train is overhauled or tested, the air-conditioning units in the carriages to be repaired or tested can be set as local control to realize individual control.

As shown in Figure 1, the modularized air conditioner control panel disclosed in some embodiments of the present invention includes a PTU port 1, which is a daily maintenance port, a touch screen program download port 2, which is a software maintenance port, a grounding bolt 3, a communication port 4, a connector I5, Connector II 6, air conditioner control display 8 is the touch display, Ethernet port 11 is the control port, and installation board 12. The installation board 12 is provided with a PTU port 1, a touch screen program download port 2, a grounding bolt 3, a communication port 4, a connector I5, a connector II6, an air conditioner control display screen 8, a software version identification 10, an Ethernet port 11, each The port is indispensable. The arrangement of the air conditioner control panel is divided into three layers. The first layer is the communication control layer, which is arranged with PTU port 1, touch screen program download port 2, ground bolt 3, communication port 4, connector Ⅰ5, and Device II 6; the second layer is the man-machine operation layer, arranged with 7-inch air-conditioning control display screen 8; the third layer is the network transmission layer, arranged with Ethernet port 11 and software version identification 10. It is installed in the control cabinet at the end of the subway vehicle through the installation and fixing hole I7 and the installation and fixing hole II9.

The PTU port 1 provided on the air conditioning control panel is used for daily maintenance of the air conditioning system, real-time online monitoring and data storage and download functions.

There is a touch screen program download port 2 on the air conditioner control panel, which is an RJ-45 Ethernet maintenance port, which is connected to a PC through an Ethernet maintenance cable for program update, and is used for maintenance of the touch screen software.

The communication port 4 is used for communication between the air conditioning control panel and the data acquisition module of the air conditioning unit, and the communication port type of RS-485 is adopted. The air-conditioning control panel communicates with the vehicle control system through the Ethernet port 11, and transmits information such as control commands, working status, fault diagnosis, and intelligent operation and maintenance data of the air-conditioning system.

The modularized air-conditioning control panel disclosed in the embodiment of the present invention is the brain of the air-conditioning system of the subway vehicle, and the control core of the air-conditioning system adopts a miniaturized, integrated, and compact design. The arrangement is compact and powerful. The communication between the air-conditioning unit and the air-conditioning control panel, and between the air-conditioning system and the vehicle control system are all carried out by network signals. Hardwired connections between disks.

The interface between the train control network and the air-conditioning control panel is shown in Figure 2. In the figure, ACC represents the air-conditioning control panel, CNN represents the train marshalling Ethernet switch, WTD represents the train-ground wireless transmission equipment, and PTU represents the air-conditioning mobile test unit.

When the train control network is marshalling Ethernet, the air-conditioning control panel (ACC) of each car can be respectively connected to two Ethernet switches of the corresponding vehicle and the train control system through two TRDP Ethernet interfaces 11 to realize TRDP dual-homing redundant communication. In addition, the Ethernet interface 11 can simultaneously transmit control data, maintenance data and intelligent operation and maintenance data. The air-conditioning mobile test device PTU can also be connected to the train control network through the maintenance port of the train-ground wireless transmission equipment, which can realize information security protection, to realize remote maintenance of the whole-vehicle air-conditioning system.

Connector Ⅰ5 and connector Ⅱ6 are the two main nervous systems between the air conditioning control panel and the air conditioning unit, the main connecting parts between the air conditioning unit and the air conditioning control panel, and between the air conditioning system and the vehicle, so that the current and signal can be transmitted smoothly. Quickly realize the overall replacement of air-conditioning controllers from various manufacturers, without installing contactors, circuit breakers and other fragmentary components, shortening the installation time.

The air-conditioning control display screen 8 is a 7-inch display screen with a friendly interface for human-computer interaction, through which the working status of the air-conditioning unit can be checked, controlled, adjusted, the operating mode of the air-conditioning unit is adjusted, and the indoor temperature is adjusted. The program can be downloaded through the program download port 2 of the touch screen.

The air-conditioning system can be set in two modes of centralized control and local control, and the switching of centralized control and local control is integrated in the air-conditioning control display screen 8 . When the air conditioning system is powered on for the first time, it defaults to the centralized control position. When the train is overhauled or tested, it can be switched to the local control mode through the touch screen to realize independent control of the air-conditioning unit in the car. When the maintenance is completed, it can be switched to the "centralized control" position through the touch screen for centralized control of the driver's cab.

The air-conditioning controller receives the train network signal, and can realize the control of ventilation, pre-cooling, pre-heating, cooling, heating, emergency ventilation and shutdown of the air-conditioning unit in the passenger room according to the predetermined program. The air-conditioning control panel uses Ethernet communication to connect to train control and maintenance The network has a network communication interface, realizes network communication with the train, and realizes the transmission of instructions and information. Fast response and high transmission bandwidth.

To sum up, the subway vehicle, the modular air conditioner control panel and the control method disclosed in the embodiments of the present invention integrate the functions of control, display, diagnosis, communication and other functions of the air conditioner unit, and have the characteristics of small size and high integration , cancel the original hard wire connection between the air conditioner control panel and the air conditioner unit, and use the network communication transmission between the air conditioner unit and the control panel, and between the air conditioner control and the network, which greatly reduces the weight and reduces the distance between the unit and the control panel. The wiring between the cables reduces the electromagnetic interference caused by the cables, and also reduces the possibility of leakage caused by threading inside and outside the car. The operation interface of the display screen in the control panel is consistent, which is convenient for operation and maintenance. The air conditioner control panel is equipped with simplified components and an air conditioner controller with unified mechanical and electrical interfaces, which is easy to maintain and powerful, and can realize the brain functions of the air conditioner such as local control, fault download, and data record display. The modular design of the air conditioning control panel can realize the overall exchange of the same unit and the same control panel from different manufacturers.

It should be pointed out that the various components or steps in the above-mentioned embodiments can intersect, replace, add, and delete each other. Therefore, the combinations formed by these reasonable permutations, combinations, and transformations should also belong to the protection scope of the present invention, and should not The scope of protection of the invention should be limited to the examples described.

The above are exemplary embodiments disclosed in the present invention, and the sequence disclosed in the above embodiments of the present invention is only for description, and does not represent the advantages or disadvantages of the embodiments. However, it should be noted that the discussion of any of the above embodiments is exemplary only, and is not intended to imply that the scope (including the claims) disclosed by the embodiments of the present invention is limited to these examples. Various changes and modifications are made. The functions, steps and/or actions of the method claims in accordance with the disclosed embodiments described herein need not be performed in any particular order. In addition, although the elements disclosed in the embodiments of the present invention may be described or required in an individual form, they may also be understood as a plurality unless explicitly limited to a singular number.

Those of ordinary skill in the art should understand that: the discussion of any of the above embodiments is exemplary only, and is not intended to imply that the scope (including claims) disclosed by the embodiments of the present invention is limited to these examples; under the idea of the embodiments of the present invention , technical features in the above embodiments or in different embodiments can also be combined, and there are many other changes in different aspects of the embodiments of the present invention as described above, which are not provided in details for the sake of brevity. Therefore, any omission, modification, equivalent replacement, improvement, etc. made within the spirit and principles of the embodiments of the present invention shall be included within the protection scope of the embodiments of the present invention.

Claims (10)

1. A modular air-conditioning control panel for a subway vehicle, characterized in that it includes a mounting plate, the mounting plate is provided with a communication control component, a human-computer operation component for realizing human-computer interaction, and a network transmission component, wherein,

   The communication control components include:

   Daily maintenance port, used for daily maintenance of air conditioning system, real-time online monitoring and data storage download;

   Software maintenance port, used for software maintenance;

   The communication port is used to connect the data acquisition module of the air conditioning unit;

   The network transmission components include:

   Control port for connection to vehicle control systems.
2. The modular air conditioner control panel according to claim 1, wherein the man-machine operation component is a touch screen.
3. The modular air-conditioning control panel according to claim 1, wherein the communication control assembly further includes a first connector, and the first connector is used to connect to an air-conditioning unit.
4. The modular air conditioner control panel according to claim 1, wherein the daily maintenance port is a PTU port;

   The software maintenance port is an RJ-45 Ethernet maintenance port;

   Described communication port is RS-485 communication port;

   The control port is an Ethernet port.
5. The modular air-conditioning control panel according to claim 1, wherein a grounding bolt is also arranged on the mounting plate.
6. The modular air conditioner control panel according to claim 1, wherein the communication control component is arranged on the upper part of the installation board, the man-machine operation component is arranged in the middle of the installation board, and the network transmission component is arranged on the lower part of the mounting plate.
7. The modular air conditioner control panel according to claim 1, characterized in that, the edge of the mounting plate is provided with a mounting and fixing component for mounting the mounting plate in the control cabinet at the end of the subway vehicle.
8. A subway vehicle, characterized by comprising the modular air-conditioning control panel described in any one of claims 1-7.
9. A control method for a modular air-conditioning control panel of a subway vehicle, characterized in that the air-conditioning system is routinely maintained through a routine maintenance port, and real-time online monitoring and data storage and downloading are performed;

   Update and maintain the software through the software maintenance port;

   Connect the air-conditioning unit data acquisition module through the communication port and receive the data collected by the air-conditioning unit acquisition module;

   Connect the vehicle control system through the network transmission component.
10. The control method according to claim 9, characterized in that, for the air-conditioning units in multiple compartments, two control modes, centralized control and local control, are set;

    When the train is overhauled or tested, the air-conditioning unit of the car to be overhauled or tested is set as the local control to realize individual control.

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