CN107781949A - Air cooling module unit extended method and air cooling module unit - Google Patents
Air cooling module unit extended method and air cooling module unit Download PDFInfo
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- CN107781949A CN107781949A CN201710954145.9A CN201710954145A CN107781949A CN 107781949 A CN107781949 A CN 107781949A CN 201710954145 A CN201710954145 A CN 201710954145A CN 107781949 A CN107781949 A CN 107781949A
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- module
- slave
- unit
- address
- air cooling
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
Abstract
The invention discloses a kind of air cooling module unit allocation method and air cooling module unit, including a primary module and some slave modules, primary module is connected with some slave modules based on bus, primary module broadcasts instruction of shaking hands, receive the random address that some slave modules are sent, it is each slave module allocative efficiency address based on random address, and control instruction is sent to some slave modules based on effective address.The MASTER of primary module is responsible for shaking hands with slave module and allocative efficiency address, realize the control to itself and each slave module, the MODUL execution units of modules preserve the effective address of primary module distribution, joint SLAVE execution units perform the control instruction that primary module is sent, slave module can be extended at any time according to being actually needed, the step of only need to re-executing instruction of shaking hands, allocative efficiency address after the extension slave module i.e. achievable control to full unit solves the problems, such as that air cooling module unit extension difficulty is big without updating control program.
Description
Technical field
The invention belongs to air cooling module machine set technology field, is to be related to a kind of air cooling module unit extension side specifically
Method and air cooling module unit.
Background technology
Air-cooled modular cold and hot water unit is the Central air-conditioning unit using air as Cooling and Heat Source, using water as cooling thermal medium,
As the integration apparatus of cold and hot dual-purpose, air-cooled modular cold and hot water unit classification by use has single cold type and pump type heat, is single
The general designation of cold mould and pump type heat.
Air-cooled modular cold and hot water unit eliminates many auxiliaries such as cooling tower, water pump, boiler and corresponding pipeline system, is
Unite simple in construction, installing space is small, and maintenance management is convenient and saves the energy, is cooling in summer and Winter heat supply knot using extensive
The one being integrated uses unit.
Current air cooling module water dispenser group at most only 8 block combiners, the address of modules is set by dial-up to be fixed,
Set control address in a control program by main frame, realized according to the address of modules and modules are carried out with unified control
System；In current this air cooling module water dispenser group control mode, if, it is necessary to be directed to when user is due to use demand requirement expansion module
The module renewal control program of extension, namely the control address of increase extension unit could realize control to the extension unit,
This obviously increases the difficulty of extension unit, reduces user experience.
The content of the invention
This application provides a kind of air cooling module unit extended method and air cooling module unit, solves existing air cooling module machine
The big technical problem of group extension difficulty.
In order to solve the above technical problems, the application is achieved using following technical scheme：
A kind of air cooling module unit allocation method is proposed, the air cooling module unit includes a primary module and some slave modules,
The primary module is connected with some slave modules based on bus, including：The primary module broadcasts instruction of shaking hands；The primary module
Receive the random address that some slave modules are sent；The random address sent based on some slave modules is each from
Module assignment effective address；Control instruction is sent to some slave modules based on effective address.
It is proposed a kind of air cooling module unit allocation method, the air cooling module unit includes a primary module and some from mould
Block, the primary module are connected with some slave modules based on bus, including：It is wide that any slave module receives the primary module
The instruction of shaking hands broadcast；Generation random address is sent to the primary module；Receive the effective address of the primary module distribution and storage；
Receive the control instruction that the primary module is sent based on effective address and execution.
It is proposed a kind of air cooling module unit, including primary module and some slave modules, the primary module and described some from mould
Block is connected based on bus；The primary module includes MASTER main control units, and the MASTER main control units specifically include finger of shaking hands
Make radio unit, effective address generation unit and main control unit；Some slave modules include MODULE execution units, institute
Stating MODULE execution units includes instruction reception unit, random address generation unit, effective address storing unit and single from control
Member；The command broadcast unit of shaking hands, for broadcasting instruction of shaking hands to some submodules by bus；The effective address
Generation unit, the random address sent for receiving some slave modules, based on the random address for each described from
Module assignment effective address；The main control unit, refer to for sending control to some slave modules based on the effective address
Order；The instruction reception unit, for instruction of shaking hands described in being received from bus；The random address generation unit, based on described
Instruction of shaking hands generates random address and is sent to the primary module；The effective address storing unit, distributed to certainly for receiving
The effective address of body and storage；It is described from control unit, referred to for receiving the primary module based on the control that effective address is sent
Order, and slave module performs the control instruction belonging to control.
Compared with prior art, the advantages of the application and good effect is：The air cooling module unit allocation that the application proposes
In method and air cooling module unit, primary module broadcasts instruction of shaking hands by bus to all slave modules, and slave module, which receives, holds
After finger order, randomly generate an address and be sent to primary module, primary module is receiving the random address of all slave module feedbacks
Afterwards, a random address uniquely corresponding effective address, and having according to this with its own transmission is distributed for each slave module
Imitate address and send control instruction to slave module, slave module performs the instruction after receiving control instruction, realizes air cooling module unit
Operation, compared to all modules in prior art wind chill block unit be all based on dial-up realization address control, this Shen
In the air cooling module unit allocation mode that please be propose, it is responsible for controlling the operation of whole unit by primary module, each slave module is based on
The address distribution of primary module and control instruction are performed, and address is set without installing dial-up for each module, can be according to actual need
The step of extending slave module at any time, only instruction of shaking hands, allocative efficiency address need to be re-executed after extension slave module, can be achieved
Control to full unit solves the big technical problem of existing air cooling module unit extension difficulty without updating control program.
After the detailed description of the application embodiment is read in conjunction with the figure, other features and advantage of the application will become more
Add clear.
Brief description of the drawings
Fig. 1 is the method flow diagram for the air cooling module unit allocation method that the application proposes；
Fig. 2 is the Organization Chart for the air cooling module unit that the application proposes；
Fig. 3 is the method flow diagram for the air cooling module unit allocation method that the application proposes.
Embodiment
The embodiment of the application is described in more detail below in conjunction with the accompanying drawings.
The application proposes the air cooling module unit shown in a kind of Fig. 2, and the air cooling module unit includes a He of primary module 21
Some slave modules 22, primary module 1 and some slave modules 22 are connected based on bus 23, and based on the framework, the application proposes air-cooled
The control method of module unit, as shown in figure 1, comprising the following steps：
Step S11：Primary module broadcasts instruction of shaking hands.
Primary module is shaken hands instruction by bus to broadcast, and the instruction of shaking hands comprises at least the address for having primary module, slave module
After the instruction of shaking hands is received, produce a random address and primary module is returned to by bus according to main mould block address.
Step S12：Primary module receives the random address that some slave modules are sent.
After primary module receives the random address that all slave modules return, responsion signal Ack is returned to all slave modules, is being waited
Duration to be set, it is ensured that the random address of all slave modules is all received.
Step S13：The random address sent based on some slave modules, is each slave module allocative efficiency address.
The random address that primary module is sent according to slave module, distributed in the case of guarantee is unduplicated to all slave modules
One unique effective address is simultaneously sent to corresponding slave module by bus.
Slave module is updated to caused random address before itself after the effective address that primary module is sent is received
Effective address is as final address.
So far, primary module can control any one slave module according to the effective address of distribution.
Step S14：Control instruction is sent to some slave modules based on effective address.
Distributed because the address of every slave module is all primary module, namely primary module has recognized all slave modules, then
Each slave module can be controlled respectively based on effective address, send control instruction to any slave module, control slave module compressor
Start and stop.
In this application, primary module is assigned final effective address to all slave modules, only by broadcasting instruction of shaking hands
The handshake procedure with primary module is completed, primary module will identify slave module, because the address of slave module is primary module distribution,
So these effective addresses can be arbitrary address, can continuously can also be discontinuous, can be become by shaking hands again
Change, compared to the address control that all modules in prior art wind chill block unit are all based on dial-up realization, the application carries
In the air cooling module unit allocation mode gone out, it is responsible for controlling the operation of whole unit by primary module, each slave module is based on main mould
Block address distribution and control instruction perform, without for each module install dial-up set address, can according to be actually needed with
When extend slave module, extend i.e. achievable to full the step of only need to re-executing instruction of shaking hands, allocative efficiency address after slave module
The control of unit solves the big technical problem of existing air cooling module unit extension difficulty without updating control program.
Therefore, constitute the air cooling module unit including primary module and some slave modules it, and have by realization of shaking hands
After imitating address distribution, if need to extend unit according to practical application, only it need to increase slave module in the unit.Specifically
, after step s 13, also need to perform step S15：Judge whether to add new slave module；
If there is new slave module to add unit, its address primary module None- identified, then judge to add expansion module in unit, this
When, return perform step S11 to step S13, primary module re-broadcasts instruction of shaking hands, again according to all slave modules return with
Machine address allocative efficiency address, or it is different only from other slave module effective addresses to its distribution just for the slave module newly extended
One effective address, has accomplished dynamic expansion, without updating control program.
After for each slave module allocative efficiency address, primary module may determine that in some slave modules whether there is from
The slave module of line, such as by sending online query statement to all slave modules, if being not received by the feedback of slave module return
Information, then illustrate that corresponding slave module is offline；Now, stop sending control instruction to offline slave module；And/or send this from
The information off-line of module so that user can know which slave module is being run, and which is offline, if not manual control is offline,
User can be caused to further confirm that whether the offline reason of the offline slave module is to break down.
The air cooling module unit proposed based on Fig. 2, the application are also proposed a kind of air cooling module unit allocation method, run on
In slave module, it is specific as shown in figure 3, including：
Step S31：Any slave module receives the instruction of shaking hands of primary module broadcast.
After primary module have sent instruction of shaking hands, any slave module being articulated in bus receives the instruction of shaking hands.
Step S32：Generation random address is sent to primary module.
Slave module one random address for representing itself of generation for receiving instruction of shaking hands returns to primary module.Primary module connects
After the random address for receiving slave module transmission, an effective address is distributed for it, and slave module is returned to according to the random address.
Step S33：Receive the effective address of primary module distribution and storage.
Slave module is generated randomly before after the effective address of primary module distribution is received with effective address renewal
Location is as final address.Primary module then realizes the control to slave module based on effective address, and corresponding control is sent to slave module
System instruction.
Step S34：Receive the control instruction that primary module is sent based on effective address and execution.
After slave module receives the control instruction of primary module transmission, the operation of compressor is started or stoped, is compressed starting
When machine is run, always according to the obtained execution parameter of the control instruction is parsed, based on the operation for performing state modulator itself, such as wind
Machine rotating speed, expansion valve opening, electromagnetic valve switch etc..
In a slave module, including at least one SLAVE execution units, one or more SLAVE execution units difference
Based on the operation for performing the affiliated slave module of state modulator.Such as a slave module has two parts blower fan, then two SLAVE are corresponded to
Execution unit, each SLAVE execution units control the operation of a blower fan, improve the control comfortableness of slave module.
The air cooling module unit allocation method that the application proposes, distributed by the effective address of primary module, it is possible to achieve 32
The combination of group module, and module is also expansible, intermodule address can be discontinuous；With reference to above-mentioned air cooling module unit allocation side
Method, as shown in Fig. 2 primary module includes MASTER main control units, it is specifically included holds the air cooling module unit that the application proposes
Finger makes radio unit 211, effective address generation unit 212 and main control unit 213；Some slave modules 22 are held comprising MODUL
Row unit, MODUL execution units specifically include instruction reception unit 221, random address generation unit 222, effective address storage
Unit 223 and from control unit 224.
Specifically, in primary module, command broadcast unit 211 of shaking hands is used to hold to the broadcast of some submodules 22 by bus 23
Finger makes；Effective address generation unit 212 is used to receive the random address that some slave modules 22 are sent, and is every based on random address
One slave module allocative efficiency address；Main control unit 213 is used to send control instruction to some slave modules based on effective address.
In slave module, instruction reception unit 221 is used to receive instruction of shaking hands from bus 23；Random address generation unit 222
Random address is generated based on instruction of shaking hands and is sent to primary module；Effective address storing unit 223 distributes to itself for reception
Effective address and storage；The control instruction sent from control unit 224 for receiving primary module based on effective address, and control
Affiliated slave module performs control instruction.
MASTER main control units also include extension judging unit 214 and/or the offline judging unit 215 of slave module；Air-cooled mould
Block unit also includes display module 24.
Extension judging unit 214 is used to judge whether add new slave module in bus, if so, command broadcast of then shaking hands
Module 211 re-broadcasts instruction of shaking hands；Effective address generation unit 212 is then each based on random address caused by slave module
Slave module allocative efficiency address, or it is individually for the slave module allocative efficiency address of extension.
Slave module off-line state judging unit 215 is used to judge to whether there is offline slave module in some slave modules；If
It is that then main control unit 213 stops sending control instruction to offline slave module；Display module 24 is then offline from mould for showing
The information off-line of block.
Slave module 22 includes at least one SLAVE execution units 225；Each SLAVE execution units 225 are controlled by from control
Unit 224 processed；It is specifically used for parsing control instruction from control unit 224 to obtain performing parameter, and one is sent to by parameter is performed
Individual or multiple SLAVE units 225 so that one or more SLAVE units 225 are based on the fortune for performing the affiliated slave module of state modulator
OK.
Above-mentioned, in the application, primary module 21 is removed to the address distribution of each slave module and control function, and itself is also performed
Unit function, it also includes MODUL execution units and SLAVE execution units.MASTER main control units 213 can be uniformly processed
The operating of all modules of unit is more flexible beneficial to the running status of monitoring slave module, control aspect；MODULE execution units remove
Slave module, primary module also possess, the control such as defrosting, expansion valve opening adjustment for execution module itself, without primary module
MASTER main control units participation；SLAVE execution units can be with isolated operation, so the SLAVE in each module performs list
Member can be separately operable according to parameter is performed, and such energy-saving effect and comfortableness are all greatly improved.
Based on above-mentioned, the air cooling module unit of the application is based on MASTER, MODULE, SLAVE three class control, and module can expand
Exhibition, address can be discontinuous；Bus uses Homebus buses, and hardware is based on H-LINK agreements.Also wrapped in this air cooling module unit
Include line control machine 25, line control machine 25 sends the control contents such as set water temperature to primary module, the MASTER main control unit controls in primary module
Open and close of each slave module etc. is made, modules MODULE execution units and SLAVE execution units are performed to module itself
Control, the parts such as the compressor of itself, blower fan, throttle part, four-way valve are controlled.
It is above-mentioned, the application propose air cooling module unit allocation method and air cooling module unit, divide MASTER, MODUL,
SLAVE three class controls, the MASTER main control units of primary module are responsible for shaking hands with slave module and allocative efficiency address, realize to itself
With the control of each slave module, the MODUL execution units of modules preserve the effective address of primary module distribution, combine SLAVE
Execution unit performs the control instruction that primary module is sent, and can at any time extend slave module according to being actually needed, extend from mould
The control that the step of only need to re-executing instruction of shaking hands, allocative efficiency address after block can be achieved to full unit is controlled without updating
Processing procedure sequence, solves the big technical problem of existing air cooling module unit extension difficulty.
It should be noted that it is limitation of the present invention that described above, which is not, the present invention is also not limited to the example above,
The variations, modifications, additions or substitutions that those skilled in the art are made in the essential scope of the present invention, also should
Belong to protection scope of the present invention.
Claims (10)
1. air cooling module unit allocation method, the air cooling module unit includes a primary module and some slave modules, the master
Module is connected with some slave modules based on bus, it is characterised in that including：
The primary module broadcasts instruction of shaking hands；
The primary module receives the random address that some slave modules are sent；
The random address sent based on some slave modules, is each slave module allocative efficiency address；
Control instruction is sent to some slave modules based on effective address.
2. air cooling module unit allocation method according to claim 1, it is characterised in that some slave modules it is effective
Address is discontinuous.
3. air cooling module unit allocation method according to claim 1, it is characterised in that institute is being controlled based on effective address
After stating some slave modules, methods described also includes：
Judge whether to add new slave module；If so,
The primary module re-broadcasts instruction of shaking hands.
4. air cooling module unit allocation method according to claim 1, it is characterised in that methods described also includes：
The primary module judges to whether there is offline slave module in some slave modules；If so,
Stop sending control instruction to offline slave module；And/or send information off-line.
5. air cooling module unit allocation method, the air cooling module unit includes a primary module and some slave modules, the master
Module is connected with some slave modules based on bus, it is characterised in that including：
Any slave module receives the instruction of shaking hands of the primary module broadcast；
Generation random address is sent to the primary module；
Receive the effective address of the primary module distribution and storage；
Receive the control instruction that the primary module is sent based on effective address and execution.
6. air cooling module unit allocation method according to claim 5, it is characterised in that receive the primary module and be based on having
The control instruction that address is sent and execution are imitated, is specifically included：
The control instruction is parsed to obtain performing parameter；
Based on the execution state modulator slave module operation.
7. air cooling module unit allocation method according to claim 6, it is characterised in that the slave module includes at least one
Individual SLAVE execution units, based on the execution state modulator slave module operation, it is specially then：
Operation of one or more SLAVE execution units based on the execution affiliated slave module of state modulator.
8. air cooling module unit, it is characterised in that including primary module and some slave modules, the primary module and described some from mould
Block is connected based on bus；
The primary module includes MASTER main control units, the MASTER main control units specifically include command broadcast unit of shaking hands,
Effective address generation unit and main control unit；
Some slave modules include MODULE execution units, the MODULE execution units include instruction reception unit, with
Machine address-generation unit, effective address storing unit and from control unit；
The command broadcast unit of shaking hands, for broadcasting instruction of shaking hands to some submodules by bus；
The effective address generation unit, the random address sent for receiving some slave modules, based on it is described randomly
Location is each described slave module allocative efficiency address；
The main control unit, for sending control instruction to some slave modules based on the effective address；
The instruction reception unit, for instruction of shaking hands described in being received from bus；
The random address generation unit, random address is generated based on the instruction of shaking hands and is sent to the primary module；
The effective address storing unit, effective address and the storage of itself are distributed to for receiving；
It is described from control unit, the control instruction sent for receiving the primary module based on effective address, and control belonging to from
Module performs the control instruction.
9. air cooling module unit according to claim 8, it is characterised in that the MASTER main control units also include expanding
Open up judging unit and/or the offline judging unit of slave module；The air cooling module unit also includes display module；
The extension judging unit, for judging whether to add new slave module, if so, the then command broadcast module of shaking hands
Re-broadcast instruction of shaking hands；
The slave module off-line state judging unit, for judging to whether there is offline slave module in some slave modules；
If so, then the main control unit stops sending control instruction to offline slave module；
The display module, for showing the information off-line of the offline slave module.
10. air cooling module unit according to claim 8, it is characterised in that the slave module includes at least one
SLAVE execution units；Each SLAVE execution units are controlled by described from control unit；
It is described from control unit, obtain performing parameter specifically for parsing the control instruction, and the execution parameter is sent
To one or more SLAVE units so that one or more of SLAVE units are based on belonging to the execution state modulator from mould
The operation of block.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710954145.9A CN107781949A (en) | 2017-10-13 | 2017-10-13 | Air cooling module unit extended method and air cooling module unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710954145.9A CN107781949A (en) | 2017-10-13 | 2017-10-13 | Air cooling module unit extended method and air cooling module unit |
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ID=61433617
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| CN201710954145.9A Pending CN107781949A (en) | 2017-10-13 | 2017-10-13 | Air cooling module unit extended method and air cooling module unit |
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| CN108965489A (en) * | 2018-06-13 | 2018-12-07 | 厦门拓宝科技有限公司 | A kind of module automatic management method based on 485 bus apparatus |
| CN109286546A (en) * | 2018-11-20 | 2019-01-29 | 成都信息工程大学 | A kind of multiple spot access type intelligent interconnection equipment and interconnected communication method |
| CN113587240A (en) * | 2021-07-27 | 2021-11-02 | 青岛海信日立空调系统有限公司 | Full-heating fresh air machine |
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