CN209605349U - A kind of group control system - Google Patents
A kind of group control system Download PDFInfo
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- CN209605349U CN209605349U CN201920094646.9U CN201920094646U CN209605349U CN 209605349 U CN209605349 U CN 209605349U CN 201920094646 U CN201920094646 U CN 201920094646U CN 209605349 U CN209605349 U CN 209605349U
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- 238000004422 calculation algorithm Methods 0.000 claims abstract description 69
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- 238000004891 communication Methods 0.000 claims abstract description 33
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 27
- 238000001816 cooling Methods 0.000 claims description 11
- 238000006243 chemical reaction Methods 0.000 claims description 10
- 239000000498 cooling water Substances 0.000 claims description 10
- 238000004364 calculation method Methods 0.000 claims description 9
- 230000002452 interceptive effect Effects 0.000 claims description 5
- 230000008859 change Effects 0.000 abstract description 7
- 238000010276 construction Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
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Abstract
The utility model discloses a kind of group control system, and system includes: central processing unit, software configuration module and multiple I O process modules；Software configuration module, for calling the algorithms library of central processing unit, algorithm configuration information is sent to central processing unit by generating algorithm configuration information；It is also used to determine the quantity of I O process module, generates point configuration information, point configuration information is sent to I O process module；I O process module for defining I/O port, and generates communications protocol, with the communication connection between foundation and central processing unit；Central processing unit, to establish the communication connection between I O process module according to communications protocol, is also used to the control according to algorithm configuration information realization to the controlled plant of group control system for automatically generating communications protocol when receiving algorithm configuration information.As a result, when controlled plant is changed, without carrying out software change and debugging manually, setup time is saved, allocative efficiency is improved.
Description
Technical field
The utility model relates to unit fields, in particular to a kind of group control system.
Background technique
Currently, computer room group control system on the market is to carry out corresponding program according to the practical water system situation of each project
Exploitation and software development, Fig. 1 show a kind of common air-conditioner water system, and system shown in Figure 1 includes: cooling tower 1, cooling tower wind
Machine 2, switching mode electric butterfly valve 3, water cooler 4, water pump 5 (cooling water pump, chilled water pump), electronic by-passing valve 6 and temperature sensing
The example devices such as device 7.And in the related technology, the structure of group control system is usually as shown in Figure 2.Wherein, I/O expansion module 8 is
The controller that can not be programmed, all program codes, hardware definition of controlled plant etc. are both needed to compile at central processing unit 9
It writes, and each central processing unit corresponds respectively to an I/O expansion module, and system includes display interactive device 10.Work as group
After controlling system configuration, the quantity of the controlled plants such as the quantity or water pump of the water cooler of system, blower fan of cooling tower, valve
It when changing, is both needed to re-start software debugging, causes the debug time of project longer.
Group control system in the related technology is directed to when the type or quantity of controlled plant change, software need to be re-started
Debugging, leads to the longer problem of the debug time of project, currently no effective solution has been proposed.
Utility model content
Software tune need to be re-started when the type or quantity of controlled plant change to solve group control system in the related technology
Examination, leads to the longer problem of the debug time of project.The utility model embodiment provides a kind of group control system.The system packet
It includes: central processing unit, software configuration module and multiple I O process modules；Wherein,
The software configuration module is connect with the central processing unit, the I O process module, for according to configuration parameter
The algorithms library for calling the central processing unit is believed according to the algorithms library generating algorithm configuration information, and by the algorithm configuration
Breath is sent to the central processing unit；It is also used to determine the quantity of the I O process module according to the configuration parameter, and generates
The point configuration information is sent to the I O process module by point configuration information；
The I O process module for defining I/O port according to the point configuration information, and generates communications protocol, with basis
The communications protocol establishes the communication connection between the central processing unit；
The central processing unit, for automatically generating the communications protocol when receiving the algorithm configuration information, with
The communication connection between the I O process module is established according to the communications protocol, is also used to according to the algorithm configuration information
Realize the control to the controlled plant of the group control system.
Further, the configuration parameter includes at least: quantity, the type of the controlled plant；The algorithms library includes:
Control algolithm library, number of units algorithms library for each controlled plant.
Further, the software configuration module, for determining each type of controlled plant according to the configuration parameter
Quantity, corresponding with the controlled plant of the type number of units algorithms library is called according to the quantity of each type of controlled plant, and
Call control algolithm corresponding with the controlled plant of the type library.
Further, the configuration parameter further include: the control model of the controlled plant, the algorithms library further include:
Control model intelligent decision algorithms library.
Further, the software configuration module is also used to call the control model intelligence according to the control model
Judge algorithms library.
Further, the configuration parameter is input to the software configuration module by user.
Further, the I O process module, is also used to acquire the hardware interface information of controlled plant, and by the hardware
Interface message is sent to the central processing unit；
The central processing unit is incited somebody to action for carrying out total calculation process to the hardware interface information to generate control instruction
The control instruction is issued to the I O process module, so that the I O process module is realized according to the control instruction to institute
The control of the controlled plant of connection.
Further, the hardware interface information includes at least following one: digital quantity inputs DI information, digital output
DO information, analog input AI information, analog output AO information.
Further, the software configuration module, at through preset interface and the central processing unit, the I/O
Module connection is managed, and the central processing unit, the I/O processing module are configured respectively according to preset protocol；Wherein, institute
Preset interface is stated including at least following one: RS485 interface, Ethernet interface, Konnex interface, BACnet interface, CAN connect
Mouthful.
Further, the type of the controlled plant includes at least following one: water cooler determines frequency chilled water pump, becomes
Frequency chilled water pump, determine frequency cooling water pump, frequency conversion cooling water pump, determine frequency blower fan of cooling tower, frequency conversion cooling tower fan, electric butterfly valve,
Differential-pressure bypass valve, sensor.
Further, the software configuration module is also used to determine controlled plant institute energy according to the configuration parameter
The summation of the signal type of generation；And the quantity of the I/O processing module is determined according to the following formula:
The port number of the quantity of the I/O processing unit=summation/each I/O processing module itself；
Wherein, the signal type includes: digital quantity input DI, digital output DO, analog input AI and simulation
At least one of amount output AO.
Further, the point configuration information is corresponding with the type of the controlled plant；
When the type of the controlled plant is water cooler, the point configuration information are as follows: digital output: start and stop control
System；
When the type of the controlled plant is chilled water pump or cooling water pump, the point configuration information are as follows: digital quantity
Input: manual/auto state of a control determines frequency operating status/converting operation state, malfunction；Digital output: fixed to open frequently
Stop/frequency conversion start and stop；Analog input: frequency feedback；Analog output: frequency control；
When the type of the controlled plant is electric butterfly valve, the point configuration information are as follows: digital quantity input: manually/
Automatic control state reaches state/pass state in place；The digital output: ON/OFF control；
When the controlled plant is electronic by-passing valve, the point configuration information are as follows: analog input: open degree feedback；
Analog output: aperture control.
Further, the system also includes: display interactive device, connect with the central processing unit, for receive use
The configuration parameter of family input.
Further, the algorithm configuration information is algorithm configuration table, and the point configuration information is point allocation list.
Using the technical solution of the utility model, system includes: central processing unit, software configuration module and multiple I O process
Module；Software configuration module is matched for calling the algorithms library of central processing unit according to configuration parameter according to algorithms library generating algorithm
Confidence breath, and algorithm configuration information is sent to central processing unit；It is also used to determine the number of I O process module according to configuration parameter
Amount, and point configuration information is generated, point configuration information is sent to I O process module；I O process module, for according to point
Configuration information defines I/O port, and generates communications protocol, to establish the communication connection between central processing unit according to communications protocol；
Central processing unit, for automatically generating the communications protocol between I O process module when receiving algorithm configuration information, according to
Control of the algorithm configuration information realization to the controlled plant of group control system.Software configuration module can be according to different controlled as a result,
Type, quantity of equipment etc. indicate respectively that central processing unit and I O process module are configured, and make the two establish communication and connect
It connects, provides basis for subsequent control controlled plant.And when the quantity of controlled plant is changed, as built in central processing unit
Corresponding algorithms library without changing software again saves setup time, improves allocative efficiency.
Detailed description of the invention
Fig. 1 is the structural block diagram according to a kind of chilled water system in the prior art；
Fig. 2 is the structural block diagram according to a kind of group control system in the prior art；
Fig. 3 is the structural block diagram according to a kind of group control system of the utility model embodiment.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments, it should be understood that this place
The specific embodiment of description is only used to explain the utility model, is not used to limit the utility model.
In subsequent description, it is only using the suffix for indicating such as " module ", " component " or " unit " of element
The explanation for being conducive to the utility model, itself does not have a specific meaning.Therefore, " module ", " component " or " unit " can be with
Mixedly use.
In order to solve group control system in the related technology when the type or quantity of controlled plant change, need to re-start soft
Part debugging, leads to the longer problem of the debug time of project, the utility model embodiment provides a kind of group control system, such as Fig. 3 institute
Show, group control system includes: central processing unit 101, software configuration module 102 and multiple I O process modules 103；Wherein,
Software configuration module 102 connect 103 with central processing unit 101, I O process module, for according to configuration parameter tune
With the algorithms library of central processing unit 101, center is sent to according to algorithms library generating algorithm configuration information, and by algorithm configuration information
Processor 101；It is also used to determine the quantity of I O process module 103 according to configuration parameter, and generates point configuration information, by point
Configuration information is sent to I O process module 103；
I O process module 103 for defining I/O port according to point configuration information, and generates communications protocol, according to communication
Agreement establishes the communication connection between central processing unit 101；
Central processing unit 101, for automatically generating communications protocol when receiving algorithm configuration information, to be assisted according to communication
View establishes the communication connection between I O process module, is also used to set the controlled of group control system according to algorithm configuration information realization
Standby control.Group control system further includes display interactive device 104, is connect with central processing unit 101, for showing group control system
Information interactive process.
Wherein, the communication between I O process module and central processing unit follows same communications protocol.Configuration parameter is at least wrapped
It includes: quantity, the type of controlled plant；Algorithms library includes: control algolithm library for each controlled plant, number of units algorithms library.By
It controls equipment and includes at least following one: the type of controlled plant are as follows: water cooler, chilled water pump, cooling water pump, cooling tower wind
Mechanical, electrical dynamic butterfly valve, differential-pressure bypass valve, sensor, wherein chilled water pump, cooling water pump, blower fan of cooling tower, which have, determines frequency and frequency conversion
Two types.
It is different (controlled plant can be air-conditioner set) with quantity when the type of the controlled plant received as a result, namely
When unit difference, communications protocol can be arranged according to built-in matched algorithm in group control system, to realize to difference
The matching and control of the water system of project realize automatic operating, reduce debug time, improve debugging efficiency.
In one possible implementation, configuration parameter can also include: control model, such as: refrigeration mode, heating
Mode etc., then it includes: control model intelligent decision algorithms library that algorithms library, which can also correspond to,.Software configuration module can join according to configuration
Number determines the quantity of each type of controlled plant, is called according to the quantity of each type of controlled plant controlled with the type
The corresponding number of units algorithms library of equipment, and control algolithm corresponding with the controlled plant of the type library is called, it can also be according to control mould
Formula calls control model intelligent decision algorithms library, to realize matching and control to the water system of disparity items, realizes automation
Operation, reduces debug time, improves debugging efficiency.
In one possible implementation, software configuration module 102 can by RS485 interface, Ethernet interface,
Konnex interface, BACnet interface, any one interface in CAN interface and central processing unit 101 and I/O processing module 103
It is separately connected, and central processing unit 101 and I/O processing module 103 is configured respectively according to specific protocol.Software configuration mould
Block 102, for determining the quantity of each type of controlled plant according to configuration parameter, according to the number of each type of controlled plant
Amount calls number of units algorithms library corresponding with the controlled plant of the type, and control corresponding with the controlled plant of the type is called to calculate
Faku County；Control model intelligent decision algorithms library is called according to control model.
In one possible implementation, central processing unit 101 is the logical process core of whole system, is responsible for storage
Construction calculation Faku County, and realize all algorithms corresponding with disparity items unit.I/O processing module 103 is used for complete in system configuration
Cheng Hou acquires the signal of each controlled plant, and signal collected is transferred to central processing unit 101 and carries out operation.At I/O
The quantity of reason module 103 theoretically can reach 255.Wherein, signal can be divided into 4: DI, DO, AI, AO, wherein DI is number
Word amount input signal, DO is digital output signal, AI is analog input signal, and AO is analog quantity output signals.It is appreciated that
, can be by software configuration module 102 to central processing unit when being configured according to different units to group control system
101 and I/O processing module 103 carries out parameter configuration, and configuration process is carried out in the form of software configuration.
In one possible implementation, it will be understood that, user can be controlled by choosing on human-computer interaction device
The type of equipment and the mode of quantity send the type and quantity information of controlled plant to software configuration module 102.Wherein, by
Control equipment can be water cooler, chilled water pump, cooling water pump, blower fan of cooling tower, electric butterfly valve, differential-pressure bypass valve, sensor,
Wherein, chilled water pump, cooling water pump, blower fan of cooling tower, which have, determines frequency and frequency conversion two types.It can also be inputted by voice, text
Word input etc. forms come to software configuration module 102 send controlled plant type and quantity information, the utility model to this not
It is limited.
The built-in relevant control algorithm of all kinds of water systems, i.e. construction calculation Faku County, and software configuration in central processing unit 101
Module 102 can call the relevant control algorithm of central processing unit 101, and combine the type of the controlled plant received and quantity raw
At algorithm configuration information, algorithm configuration information is issued to central processing unit 101.Wherein, construction calculation Faku County includes: control model
Intelligent decision algorithms library and the control algolithm library for each controlled plant, number of units algorithms library.Wherein, control model includes:
Refrigeration control mode, heating control model.For example, the form of algorithm configuration information available algorithm allocation list indicates.
Table 1
Wherein, unit number control is equivalent to fixed-frequency control, after the completion of unit number control, can carry out frequency conversion control by actual conditions
System, such as: when controlled plant is frequency conversion chilled water pump, frequency control can be carried out.Wherein, parameter is set shown in table 1
That is, the type and quantity of the controlled plant of the reception user's input of software configuration module 102, algorithm configuration information, i.e., quite
It is found in construction calculation Faku County in central processing unit 101 according to the type and quantity of controlled plant and calls corresponding construction calculation
Method, with generating algorithm configuration information.The domestic os of central processing unit in table 1 show that software configuration module 102 will be calculated
Method configuration information is sent to central processing unit 101, and the inside of content and central processing unit 101 in algorithm configuration information is operated
System is associated.Wherein, algorithm configuration information may be used to indicate central processing unit 101 and carry out corresponding configuration, and generate communication association
View.
In one possible implementation, software configuration module 102 are also used to determine controlled plant according to configuration parameter
The summation for the signal type that can be generated；And the quantity of I/O processing module 103: I/O processing module is determined according to the following formula
The port number of 103 quantity=summation/each I/O processing module 103 itself；Wherein, signal type includes: digital quantity input
At least one of DI, digital output DO, analog input AI and analog output AO.Point configuration information can use point
The form expression of allocation list, and can be corresponding with the type of controlled plant.As shown in table 2 below.
Table 2
In one possible implementation, I O process module 103 is also used to acquire the hardware interface letter of controlled plant
Breath, and hardware interface information is sent to central processing unit 101；Central processing unit 101, it is total for being carried out to hardware interface information
Calculation process is issued to I O process module 103 to generate control instruction, by control instruction, so that 103 basis of I O process module
Control instruction realizes the control to the controlled plant connected.Wherein, hardware interface information includes at least following one: digital quantity
Input DI information, digital output DO information, analog input AI information, analog output AO information.In above-mentioned configuration process
In, after central processing unit and I/O processing module establish communication connection, I/O processing module can acquire the status information of controlled plant,
And central processing unit is fed back to, central processing unit can do total calculation process, and result feeds back to I/O processing mould by treated
Block, with start and stop, the rate-adaptive pacemaker etc. for controlling controlled plant.This control process is control after group control system configuration
Journey.
It will be appreciated that software editing need to be re-started when the type of controlled plant and quantity change in the prior art
With debugging, and program is write according to customer requirement, causes the development time longer, and program is easy error.Using this
Algorithm routine relevant to all water system types being likely to occur, can all be built in by embodiment shown in utility model
In central processor 101, and corresponding program is called by software configuration module 102, indicates that central processing unit 101 and I/O handle mould
Block 103 carries out program configuration, and whole process uses automation control, avoids program error, and work as the type and quantity of controlled plant
When change, the type and quantity of the controlled plant after need to only inputting change are greatly mentioned without rewriting debugging routine
High debugging efficiency.
It should be noted that, in this document, the terms "include", "comprise" or its any other variant are intended to non-row
His property includes, so that the process, method, article or the device that include a series of elements not only include those elements, and
And further include other elements that are not explicitly listed, or further include for this process, method, article or device institute it is intrinsic
Element.In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including being somebody's turn to do
There is also other identical elements in the process, method of element, article or device.
Above-mentioned the utility model embodiment serial number is for illustration only, does not represent the advantages or disadvantages of the embodiments.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can be realized by means of software and necessary general hardware platform, naturally it is also possible to by hardware, but in many cases
The former is more preferably embodiment.Based on this understanding, the technical solution of the utility model is substantially in other words to existing skill
The part that art contributes can be embodied in the form of software products, which is stored in a storage and is situated between
In matter (such as ROM/RAM, magnetic disk, CD), including some instructions are used so that mobile terminal (it can be mobile phone, computer,
Server, air conditioner or network equipment etc.) execute each embodiment of the utility model method.
The embodiments of the present invention are described above in conjunction with figure, but the utility model be not limited to it is above-mentioned
Specific embodiment, the above mentioned embodiment is only schematical, rather than restrictive, the common skill of this field
Art personnel are not departing from the utility model aims and scope of the claimed protection situation under the enlightenment of the utility model
Under, many forms can be also made, these are belonged within the protection of the utility model.
Claims (13)
1. a kind of group control system, which is characterized in that the system comprises: at central processing unit, software configuration module and multiple IO
Manage module；Wherein,
The software configuration module is connect, for being called according to configuration parameter with the central processing unit, the I O process module
The algorithms library of the central processing unit is sent out according to the algorithms library generating algorithm configuration information, and by the algorithm configuration information
It send to the central processing unit；It is also used to determine the quantity of the I O process module according to the configuration parameter, and generates point
The point configuration information is sent to the I O process module by configuration information；
The I O process module for defining I/O port according to the point configuration information, and generates communications protocol, according to
Communications protocol establishes the communication connection between the central processing unit；
The central processing unit, for automatically generating the communications protocol when receiving the algorithm configuration information, with basis
The communications protocol establishes the communication connection between the I O process module, is also used to according to the algorithm configuration information realization
Control to the controlled plant of the group control system.
2. system according to claim 1, which is characterized in that
The configuration parameter includes at least: quantity, the type of the controlled plant；
The algorithms library includes: control algolithm library for each controlled plant, number of units algorithms library.
3. system according to claim 2, which is characterized in that
The software configuration module, for determining the quantity of each type of controlled plant according to the configuration parameter, according to every
The quantity of the controlled plant of seed type calls number of units algorithms library corresponding with the controlled plant of the type, and calls and the type
The corresponding control algolithm library of controlled plant.
4. system according to claim 3, which is characterized in that
The configuration parameter further include: the control model of the controlled plant, the algorithms library further include: control model is intelligently sentenced
Disconnected algorithms library.
5. system according to claim 4, which is characterized in that
The software configuration module is also used to call the control model intelligent decision algorithms library according to the control model.
6. system according to claim 2, which is characterized in that
The configuration parameter is input to the software configuration module by user.
7. system according to claim 1, which is characterized in that
The I O process module is also used to acquire the hardware interface information of controlled plant, and the hardware interface information is sent
To the central processing unit；
The central processing unit will be described for carrying out total calculation process to the hardware interface information to generate control instruction
Control instruction is issued to the I O process module, so that the I O process module is realized according to the control instruction to being connected
Controlled plant control.
8. system according to claim 7, which is characterized in that
The hardware interface information includes at least following one: digital quantity inputs DI information, digital output DO information, analog quantity
Input AI information, analog output AO information.
9. system according to claim 1, which is characterized in that
The software configuration module, for being connect by preset interface with the central processing unit, the I/O processing module, and
The central processing unit, the I/O processing module are configured respectively according to preset protocol；Wherein, the preset interface is extremely
It less include following one: RS485 interface, Ethernet interface, Konnex interface, BACnet interface, CAN interface.
10. system according to claim 2, which is characterized in that
The type of the controlled plant includes at least following one: water cooler determines frequency chilled water pump, frequency conversion chilled water pump, determines
Frequency cooling water pump, determines frequency blower fan of cooling tower, frequency conversion cooling tower fan, electric butterfly valve, differential-pressure bypass valve, biography at frequency conversion cooling water pump
Sensor.
11. system according to claim 1, which is characterized in that
The software configuration module is also used to determine the signal type that the controlled plant can be generated according to the configuration parameter
Summation；And the quantity of the I/O processing module is determined according to the following formula:
The port number of the quantity of the I/O processing unit=summation/each I/O processing module itself；
Wherein, the signal type includes: that digital quantity input DI, digital output DO, analog input AI and analog quantity are defeated
At least one of AO out.
12. system according to claim 1, which is characterized in that
The system also includes: display interactive device is connect with the central processing unit, is matched described in user's input for receiving
Set parameter.
13. system described in any one of -12 according to claim 1, which is characterized in that
The algorithm configuration information is algorithm configuration table, and the point configuration information is point allocation list.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109708279A (en) * | 2019-01-21 | 2019-05-03 | 珠海格力电器股份有限公司 | A kind of group control system and its configuration method |
| CN112084127A (en) * | 2020-08-24 | 2020-12-15 | 珠海格力电器股份有限公司 | Distributed controller and distributed autonomous system |
-
2019
- 2019-01-21 CN CN201920094646.9U patent/CN209605349U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109708279A (en) * | 2019-01-21 | 2019-05-03 | 珠海格力电器股份有限公司 | A kind of group control system and its configuration method |
| CN109708279B (en) * | 2019-01-21 | 2024-05-10 | 珠海格力电器股份有限公司 | Group control system and configuration method thereof |
| CN112084127A (en) * | 2020-08-24 | 2020-12-15 | 珠海格力电器股份有限公司 | Distributed controller and distributed autonomous system |
| CN112084127B (en) * | 2020-08-24 | 2022-04-22 | 珠海格力电器股份有限公司 | Distributed controller and distributed autonomous system |
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