CN201497268U - Control system of cold water machine set - Google Patents
Control system of cold water machine set Download PDFInfo
- Publication number
- CN201497268U CN201497268U CN2009201858796U CN200920185879U CN201497268U CN 201497268 U CN201497268 U CN 201497268U CN 2009201858796 U CN2009201858796 U CN 2009201858796U CN 200920185879 U CN200920185879 U CN 200920185879U CN 201497268 U CN201497268 U CN 201497268U
- Authority
- CN
- China
- Prior art keywords
- water chilling
- chilling units
- handpiece water
- control system
- interface
- 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
Links
Images
Landscapes
- Air Conditioning Control Device (AREA)
Abstract
The utility model relates to a control system which is arranged on a cold water machine set of an air conditioning system, which comprises a main controlling device, a human-computer interface, a computer and at least one expansion module, wherein the main controlling device is used for collecting data of the cold water machine set, controlling the centrifugal cold water machine set to run, and performing data exchange with a building system through an I/O port; the human-computer interface is used for inputting the data by a user to, monitoring the running status of the cold water machine set, and performing the data exchange with the main controlling device through an interface of a display; the computer is used for maintaining and debugging the main controlling device, and performing the data exchange with the main controlling device through a PC interface; the main controller comprises a MCU which is internally embedded with a Mod bus module and a BAC net module for performing the data exchange with the building system; and the expansion modules are built on the basis of a special communication protocol, and are signal connected with the MCU and the building system.
Description
Technical field
The utility model relates to a kind of control system that is applied on the handpiece Water Chilling Units.
Background technology
The control system of existing handpiece Water Chilling Units all links to each other with intelligent building management system usually, will be distributed in the on-the-spot equipment of each monitoring by network and couple together, and finishes centralized operation and management jointly, and each equipment of decentralised control.In the prior art, the control system of handpiece Water Chilling Units generally includes master controller, is used for showing in real time the monitor of handpiece Water Chilling Units operation conditions, controller is gathered the data of refrigeration plant and to its transmission of control signals, and based on specific communications protocol with above-mentioned transfer of data in the intelligent building system, finally the air-conditioning data are sent to Surveillance center or long-distance user, thereby make the long-distance user can monitor, manage and diagnose air-conditioning and ruuning situation in real time by Internet.
The problem that existing control system exists mainly contains: 1, the communications protocol supported of the MCU of master controller is single, and the user can only this communications protocol of passive selection; 2, monitor is generally the very color display screen less than 10 cun, and display effect is relatively poor; 3, adopt RS232 or RS485 communication between monitor and the controller, the communication maximum speed is 192000bit, and efficiency of transmission is low; 4, the maintenance interface that is connected with PC of master controller is generally with RS232 or RS485 communication, and PC has no longer supported this interface mostly now.
Summary of the invention
The purpose of this utility model provides a kind of control system of handpiece Water Chilling Units, and it can support multiple kinds and building system to carry out exchanges data.
For achieving the above object, the technical solution adopted in the utility model is: a kind of control system of handpiece Water Chilling Units, and it comprises:
Master controller is used to gather the data of handpiece Water Chilling Units and controls the centrifugal refrigerating machines operation, and described master controller carries out exchanges data by I/O port and building system;
Man-machine interface supplies user input data, and monitors the operation conditions of described handpiece Water Chilling Units, and described man-machine interface and described master controller carry out exchanges data by display interface device;
Computer is used for described master controller is keeped in repair and debugs, and described computer and described master controller carry out exchanges data by the PC interface;
Described master controller comprises:
MCU, described MCU are embedded with Modbus module and the BACnet module that is used for carrying out with described building system exchanges data; And,
At least one adds expansion module, and this expansion module is set up based on the particular communication agreement, and this expansion module and MCU and building system connect with signal.
Say that further described expansion module is supported Lon Talk communications protocol, perhaps described expansion module is supported the TCI-C communications protocol.
Described display interface device is the Ethernet interface, and described PC interface is a USB interface.
Described man-machine interface is the very color touch-screen of 12.1 cun VGA.
The utility model has the advantages that: 1, can support multiple kinds, being connected of therefore more convenient and building system from control interface, to use more flexibly, adaptability is stronger; 2, the very color touch-screen of VGA of employing 12.1, very color animation shows the ruuning situation of handpiece Water Chilling Units; 3, employing is based on the communication interface of Ethernet between man-machine interface and the master controller, and communication speed 10/100M has solved the huge data transmission problems of master controller and man-machine interface; 4, adopt USB interface between master controller and the PC, having solved needs in the prior art to be connected with PC by patchcord.
Description of drawings
Accompanying drawing is a schematic diagram of the present utility model;
The specific embodiment
The utility model discloses a kind of control system of handpiece Water Chilling Units, as shown in drawings, it comprises:
Master controller, it is used to gather the data of handpiece Water Chilling Units and controls the centrifugal refrigerating machines operation, master controller has MCU (Micro Controller Unit multipoint control unit), master controller is gathered after the running status of handpiece Water Chilling Units, through with MCU in after the duty set compares processing, again handpiece Water Chilling Units is sent control instruction, described master controller also carries out exchanges data by communication module and building system simultaneously, thereby the operation conditions of handpiece Water Chilling Units is fed back in the building system, and realize centralized management by Surveillance center;
Man-machine interface, described man-machine interface is the very color touch-screen of 12.1 cun VGA, it is used to monitor the operation conditions of described handpiece Water Chilling Units, can import significant datas such as necessary control parameters for the user simultaneously, described man-machine interface and described master controller carry out exchanges data by the Ethernet interface, its communication speed 10/100M can solve the huge data transmission problems of master controller and man-machine interface;
Computer is used for described master controller is keeped in repair and debugs, and described computer and described master controller carry out exchanges data by USB interface.
The MCU of described master controller is embedded with Modbus module and the BACnet module that is used for carrying out with described building system exchanges data.
Modbus and BACnet (Building Automation and Control Networks) are a kind of communications protocol, as long as carry out data communication or transmission according to the stipulations of communications protocol, just can communication between different industrial equipments or the system, these two kinds of communications protocol all are the communications protocol that is widely used in the building automation network control at present.
For further increasing the communications protocol that master controller can be supported, described master controller comprises that also at least one adds expansion module, this expansion module and MCU and building system are electrically connected respectively, this expansion module can be any module of supporting other communications protocol, as Lon Talk expansion module or TCI-C expansion module, a plurality of expansion modules of setting up based on different communications protocol respectively are set on the master controller, just can make controller can support multiple kinds, thereby reach the purpose of flexible adaptation in various building systems.
Of particular note TCI-C (Tracer communication interface-Chiller), it is the building automatic control control system of exploitation of U.S. Trane air-conditioning company and issue, it is applied between automatic building control system and the computer, as both communication interfaces.
Claims (7)
1. the control system of a handpiece Water Chilling Units, it comprises:
Master controller is used to gather the data of handpiece Water Chilling Units and controls the centrifugal refrigerating machines operation, and described master controller carries out exchanges data by I/O port and building system;
Man-machine interface supplies user input data, and monitors the operation conditions of described handpiece Water Chilling Units, and described man-machine interface and described master controller carry out exchanges data by display interface device;
Computer is used for described master controller is keeped in repair and debugs, and described computer and described master controller carry out exchanges data by the PC interface;
It is characterized in that described master controller comprises:
MCU, described MCU are embedded with Modbus module and the BACnet module that is used for carrying out with described building system exchanges data; And,
At least one adds expansion module, and this expansion module is set up based on the particular communication agreement, and this expansion module and MCU and building system connect with signal.
2. the control system of handpiece Water Chilling Units according to claim 1 is characterized in that: described expansion module support
Lon Talk communications protocol.
3. the control system of handpiece Water Chilling Units according to claim 1 is characterized in that: described expansion module support
The TCI-C communications protocol.
4. the control system of handpiece Water Chilling Units according to claim 1, it is characterized in that: described display interface device is the Ethernet interface.
5. the control system of handpiece Water Chilling Units according to claim 1, it is characterized in that: described PC interface is a U S B interface.
6. the control system of handpiece Water Chilling Units according to claim 1, it is characterized in that: described man-machine interface is a touch-screen.
7. the control system of handpiece Water Chilling Units according to claim 6, it is characterized in that: described man-machine interface is the very color touch-screen of 12.1 cun VGA.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201858796U CN201497268U (en) | 2009-07-17 | 2009-07-17 | Control system of cold water machine set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201858796U CN201497268U (en) | 2009-07-17 | 2009-07-17 | Control system of cold water machine set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201497268U true CN201497268U (en) | 2010-06-02 |
Family
ID=42440473
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201858796U Expired - Fee Related CN201497268U (en) | 2009-07-17 | 2009-07-17 | Control system of cold water machine set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201497268U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI631045B (en) * | 2015-09-21 | 2018-08-01 | 珠海羽人農業航空有限公司 | Multifunctional flight platform |
| CN108981216A (en) * | 2018-07-27 | 2018-12-11 | 苏州新冠信制冷设备有限公司 | A kind of novel water cooler and its control method |
-
2009
- 2009-07-17 CN CN2009201858796U patent/CN201497268U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI631045B (en) * | 2015-09-21 | 2018-08-01 | 珠海羽人農業航空有限公司 | Multifunctional flight platform |
| CN108981216A (en) * | 2018-07-27 | 2018-12-11 | 苏州新冠信制冷设备有限公司 | A kind of novel water cooler and its control method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105116860A (en) | Central air conditioning system remote supervising device and method | |
| CN202995381U (en) | Acquisition and control integrated device for digital transformer substation | |
| CN201497268U (en) | Control system of cold water machine set | |
| CN102541014B (en) | Thermotechnical electrical integrated control system for thermal power plant | |
| CN208737299U (en) | A kind of remote monitoring system applying to industrial automation equipment | |
| CN201497903U (en) | Data acquisition device system | |
| CN203276007U (en) | Intelligent data acquisition monitoring device based on CAN bus | |
| CN206361659U (en) | A kind of relay client/server system | |
| CN204965151U (en) | Central air -conditioning system's remote monitoring device | |
| CN211403195U (en) | Energy filling station monitoring system based on BS framework | |
| CN202711041U (en) | Emergency power supply realizing remote centralized monitoring based on MODBUS protocol | |
| CN208671152U (en) | Heat-exchange unit cloud intelligent remote maintenance platform | |
| CN201269995Y (en) | Communication management apparatus | |
| CN202995382U (en) | Dyeing machine control system | |
| CN102880124A (en) | System and method for monitoring controller data and excavating machine | |
| CN202998141U (en) | Distributed wireless and field bus monitoring network for coal preparation plants | |
| CN202649797U (en) | Integrated building energy-saving system intelligent control cabinet | |
| CN206283513U (en) | Port area bridge crane tele-diagnostic device based on wireless Internet | |
| CN208936430U (en) | A kind of tail end air conditioner unit periphery pipe network detection device | |
| CN205644327U (en) | Management and control system with ability equipment | |
| CN210405342U (en) | Switch real-time monitoring management system | |
| CN218917959U (en) | Distributed IO shield tunneling machine control system based on PROFINET network | |
| CN205015457U (en) | Servo motor drives testing arrangement | |
| CN204803490U (en) | Data acquisition system of composite silk main network device | |
| CN214479838U (en) | Offline debugging structure for centralized control side and monitoring system on power station side of hydropower station |
Legal Events
| 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: 20100602 Termination date: 20180717 |