CN204176841U - A kind of railcar air-conditioner controller - Google Patents

A kind of railcar air-conditioner controller Download PDF

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Publication number
CN204176841U
CN204176841U CN201420630000.5U CN201420630000U CN204176841U CN 204176841 U CN204176841 U CN 204176841U CN 201420630000 U CN201420630000 U CN 201420630000U CN 204176841 U CN204176841 U CN 204176841U
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CN
China
Prior art keywords
circuit
mvb
air
control unit
core cpu
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201420630000.5U
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Chinese (zh)
Inventor
傅宗俊
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NANJING ZHIZHUO ELECTRONIC TECHNOLOGY Co Ltd
Original Assignee
NANJING ZHIZHUO ELECTRONIC TECHNOLOGY Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NANJING ZHIZHUO ELECTRONIC TECHNOLOGY Co Ltd filed Critical NANJING ZHIZHUO ELECTRONIC TECHNOLOGY Co Ltd
Priority to CN201420630000.5U priority Critical patent/CN204176841U/en
Application granted granted Critical
Publication of CN204176841U publication Critical patent/CN204176841U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to a kind of railcar air-conditioner controller.The utility model digital input circuit, AD temperature collection circuit are connected to core cpu control unit, and core cpu control unit connects digital quantity output circuit, and MVB communicating circuit, serial port circuit are bidirectionally coupled to core cpu control unit.The PLC of the utility model existence of overcoming over needs the module of expansion more, add the trouble point of whole system, the communication import of PLC is relatively simple, particularly cannot meet and directly carry out MVB with the DDU system of drivers' cab and communicate, must increase the cost that MVB transfer gateway increases, and the integrality of whole system such as just to can not be guaranteed at the defect.The utility model for main process chip, in conjunction with peripheral I/O and AD hardware circuit and Dugon company MVB communication modes, realizes the hardware system of whole air-conditioner control system with the AMR chip of STM32.Coordinate external hardware circuit and software, effectively realize each functions such as Air-condition system control, management, monitoring, error protection.

Description

A kind of railcar air-conditioner controller
Technical field
The utility model relates to a kind of air-conditioner control system used for rail vehicle, particularly a kind of railcar air-conditioner controller.
Technical background
Before the present utility model, existing core control system unit, mainly based on the PLC that Siemens Company, Omron Corp, Mitsubishi are produced.Several small PLC function is relatively single above, needs the module of expansion more, add the trouble point of whole system for Metro Air conditioner control system PLC.The communication import of PLC is relatively simple, particularly cannot meet directly to carry out MVB with the DDU system of drivers' cab and communicate, and must increase MVB transfer gateway.So not only increase the cost of whole system, and the integrality of whole system just can not get ensure that.
Air-conditioner control system based on PLC, when PLC hardware failure, for hardware system safeguard hardly may, can only integral replacing, considerably increase maintenance and repair cost in the future.
Invention Inner holds
The purpose of this utility model is just to overcome above-mentioned defect, designs, develops a kind of railcar air-conditioner controller.
The technical solution of the utility model is:
A kind of railcar air-conditioner controller, its technical characteristics is digital input circuit, AD temperature collection circuit is connected to core cpu control unit, core cpu control unit connects digital quantity output circuit, and MVB communicating circuit, serial port circuit are bidirectionally coupled to core cpu control unit.
Described digital input circuit, MVB communicating circuit, digital quantity output circuit, AD temperature collection circuit, core cpu control unit, the equal concentrated setting of serial port circuit are on substrate.
Advantage of the present utility model and effect are with the AMR chip of STM32 for main process chip, in conjunction with peripheral I/O and AD hardware circuit and Dugon company MVB communication modes, realize the hardware system of whole air-conditioner control system.Coordinate external hardware circuit and software, effectively realize each functions such as Air-condition system control, management, monitoring, error protection.Air-conditioner controller has MVB interface communication function, to meet the network focus control mode of Current vehicle network system based on MVB.USB interface be in order to the communication of PTU upper computer software, realize the monitoring to controller system, debugging and program down loading updating, RS232 and RS485 Interface design, be for meet external touch screen or outside serial ports between communication.
A lot of expansion module of PLC and MVB transfer gateway are dissolved in one, solve the shortcomings such as PLC system function singleness, complex structure in all its bearings.A kind of subway air-conditioner controller is with STM32 series A RM processor for core, coordinates external hardware circuit to complete core air-conditioner controller hardware system, completes whole air-conditioner control system in conjunction with software.Whole air-conditioner control system is multiple functional, by the automatic control of MVB network control, temperature acquisition, air-conditioning system and the automatic protection of various fault.Whole air-conditioner controller; by the command signal, the local change-over switch control command that gather the temperature signal of external temperature sensor feedback, unit normal and fault-signal, the MVB of air-conditioner set feedback send, the collection of whole air-conditioning system complexity, communication, monitoring, feedback, control and failure protection function are come.
The exploitation of subway air-conditioner controller integrates AD temperature acquisition, digital quantity input collection, Based Intelligent Control digital output, MVB communication and PTU debugging software.Abundant I/O input and output, can complete subway, the complicated and diversified Air-condition system control requirement of motor-car and the large railway system, fault diagnosis protection and network real-time monitoring.64 way amount amount inputs, 8 road AD temperature acquisitions and 48 railway digital amounts are exported and integrate, huge complicated control circuit system and software programming bring very large difficulty to designer.
Other advantages of the present utility model and effect will go on to say below.
Accompanying drawing explanation
Fig. 1---circuit theory block diagram of the present utility model.
In figure, each label represents that corresponding component names is as follows:
Sky opens 1, power supply 2, substrate 3, digital input circuit 4, MVB communicating circuit 5, digital quantity output circuit 6, AD temperature collection circuit 7, core cpu control unit 8, serial port circuit 9.
Detailed description of the invention
As shown in Figure 1:
By digital input circuit 4, MVB communicating circuit 5, digital quantity output circuit 6, AD temperature collection circuit 7, core cpu control unit 8, the equal concentrated setting of serial port circuit 9 on substrate, be formed as substrate 3; Digital input circuit 4 is connected to core cpu control unit 8, and digital quantity output circuit 6 is also connected to core cpu control unit 8; AD temperature collection circuit 7, MVB communicating circuit 5, serial port circuit 9 are all connected to core cpu control unit 8; Sky opens 1 connection power supply 2, and power supply 2 provides electric power for above-mentioned parts.
Digital input circuit 4 is 64 railway digital amounts input (comprising feedback), be designed to digital input circuit, digital quantity output circuit 6 is that 48 railway digital amounts export, be designed to digital output, serial port circuit 9 comprises USB interface, RS232 interface and RS485 interface, the input sample information that digital input circuit 4 will read.
Concrete connection scheme is as follows:
After (vehicle power supply DC110V power line) sky opens 1 access, sky opens the input that 1 is connected to power supply 2; The output access substrate 3 of power supply 2 is distributed to each subfunction and is used; Digital input circuit 4 is connected to core CPU unit 8 by substrate; MVB communication circuit 5 is connected to core cpu control unit 8 by substrate; Serial port circuit 9 is connected to core cpu control unit 8 by substrate; Digital quantity output circuit 6 is connected to core cpu control unit 8 by substrate; AD temperature collection circuit 7 is connected to core cpu control unit 8 by substrate, realizes function between all parts distribute after each parts connect by exchanges data.
The utility model application process illustrates:
The first step: the empty opening and closing of input power 1 is closed after electricity, power supply 2 must electricly provide power supply to each component unit by Power convert, after core cpu control unit 8 obtains electric initialization system, system starts to start, whether digital input circuit 4 starts to detect three phase mains normal, whether each subset of air-conditioning system is normal, AD temperature collection circuit 7 will collect new air temperature, return air temperature and guest room temperature are transferred to core cpu control unit 8, MVB communication circuit 5 starts and the DDU communication of drivers' cab exchanges data, series circuit 9 can begin through PTU and carry out data monitoring, program is uploaded and is upgraded, can send to digital quantity output circuit 6 the line bag that control command controls peripheral automation devices by network or local operation after all conditions possesses, to reach the object controlling air-conditioning system.
Second step: after all system worked well, air-conditioner controller preferentially reads network by MVB communication circuit 5 and concentrates the control command sent.Drivers' cab can send the operational order such as ventilation, half cold, full cold-peace stopping by MVB to air-conditioner controller according to the actual requirements.All information is transmitted to core cpu control unit 8 and processes by MVB communication circuit 5 after receiving MVB order, after now core cpu unit passes through the detection of digital input circuit 4 and AD temperature collection circuit 7, the output of the control figure amount output circuit 6 of intelligence, controls the work of air-conditioning system with this.During centralized Control, all information by after core cpu unit 8 integrated treatment by information feed back to MVB communication circuit 5, MVB communication circuit 5 to obtain after information all by MVB forwarded to drivers' cab DDU equipment.
3rd step: during local control, the order of air-conditioner controller all operations is just sent by local subsystem.Air-conditioner controller is in conjunction with AD temperature collection circuit 7 and digital input circuit 4, and the output of control figure amount output circuit 6, now MVB network communication still normally exchanges data.
4th step: send core cpu control unit 8 integrated treatment to after all air-conditioning system states and fault message are read by digital quantity input block 4; when any fault detected; core cpu unit 8 stops the correspondence of control figure amount output circuit 6 to export, to reach the automatic object of protection air-conditioning.
Air-conditioner control system receives MVB network signal and local command, and by the compartment internal and external temperature read, intelligent starting air-conditioner set opens and closes, and makes it be operated in proper operation state, to reach the object controlling air-conditioning.Change-over switch can be utilized to arrange automatically when maintenance or the debugging of single-unit car, manual, ventilation, the operation such as stopping.The fault of timely monitoring, response air-conditioning system, better protects air-conditioning system, improves the comfort level of compartment environment.

Claims (2)

1. a railcar air-conditioner controller, it is characterized in that digital input circuit, AD temperature collection circuit is connected to core cpu control unit, core cpu control unit connects digital quantity output circuit, and MVB communicating circuit, serial port circuit are bidirectionally coupled to core cpu control unit.
2. a kind of railcar air-conditioner controller according to claim 1, is characterized in that digital input circuit, MVB communicating circuit, digital quantity output circuit, AD temperature collection circuit, core cpu control unit, the equal concentrated setting of serial port circuit are on substrate.
CN201420630000.5U 2014-10-24 2014-10-24 A kind of railcar air-conditioner controller Expired - Fee Related CN204176841U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201420630000.5U CN204176841U (en) 2014-10-24 2014-10-24 A kind of railcar air-conditioner controller

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201420630000.5U CN204176841U (en) 2014-10-24 2014-10-24 A kind of railcar air-conditioner controller

Publications (1)

Publication Number Publication Date
CN204176841U true CN204176841U (en) 2015-02-25

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201420630000.5U Expired - Fee Related CN204176841U (en) 2014-10-24 2014-10-24 A kind of railcar air-conditioner controller

Country Status (1)

Country Link
CN (1) CN204176841U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105972766A (en) * 2016-05-26 2016-09-28 浪潮电子信息产业股份有限公司 Double-power supply and multi-precise air conditioner control system for data center

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105972766A (en) * 2016-05-26 2016-09-28 浪潮电子信息产业股份有限公司 Double-power supply and multi-precise air conditioner control system for data center

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Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20150225

Termination date: 20171024