CN105715527A - Air compressor touch screen joint control system and method - Google Patents
Air compressor touch screen joint control system and method Download PDFInfo
- Publication number
- CN105715527A CN105715527A CN201610071479.7A CN201610071479A CN105715527A CN 105715527 A CN105715527 A CN 105715527A CN 201610071479 A CN201610071479 A CN 201610071479A CN 105715527 A CN105715527 A CN 105715527A
- Authority
- CN
- China
- Prior art keywords
- touch screen
- slave station
- main website
- joint control
- air compressor
- 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.)
- Granted
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
- F04B49/065—Control using electricity and making use of computers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B41/00—Pumping installations or systems specially adapted for elastic fluids
- F04B41/06—Combinations of two or more pumps
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Computer Hardware Design (AREA)
- Supply And Installment Of Electrical Components (AREA)
- Control Of Positive-Displacement Air Blowers (AREA)
Abstract
The invention provides an air compressor touch screen joint control system and method. The air compressor touch screen joint control system comprises a master station touch screen, a plurality of slave station touch screens, a plurality of frequency converters and a plurality of air compressors. The master station touch screen and the slave station touch screens are connected with at least one frequency converter. Each frequency converter is connected with one corresponding air compressor. The master station touch screen and the slave station touch screens are in communication connection. The slave station touch screens are used for controlling the frequency converters correspondingly connected with the slave station touch screens to run. The master station touch screen comprises a first control module and a second control module. In the air compressor touch screen joint control system and method, the master station touch screen serves as a master station and controls the slave station touch screens to run, the slave station touch screens serve as slave stations, the frequency converters do not directly serve as the main station or the slave stations any more, the running burden of the frequency converters is reduced, and the control performance of the frequency converters is improved.
Description
Technical field
The application relates to air compressor machine control and application, particularly to a kind of air compressor machine touch screen joint control system and method.
Background technology
Air compressor machine produces form as a kind of important energy, is widely used and lives in production.In a particular application, there is the scheme of air compressor machine joint control, realize the control to multiple air compressor machines.
At present, air compressor machine joint control scheme specifically has following two: (1) adopts a PLC to do main website, connects some PLC or converter does slave station, and the PLC or the converter that do slave station connect a touch screen and an air compressor machine respectively, as shown in Figure 1.Touch screen, for showing and arrange the relevant parameter of coupled PLC or converter.Air compressor machine, for gas supply.In this programme, main website reads gas pressure by pressure transducer, determines which platform slave station of load or unload.
(2) some PLC or converter networking are adopted, from some PLC or converter, choose a PLC or converter is fixing as main frame, other PLC or converter are as from machine, every PLC or converter connect a touch screen respectively, every PLC or converter connect an air compressor machine respectively, as shown in Figure 2.Touch screen, for arranging and show the relevant parameter of coupled PLC or converter.Air compressor machine, for gas supply.
But, by PLC or converter directly as main website or slave station in above-mentioned two scheme, PLC or converter as main website or slave station need and other main website or slave station communication, add the operation burden of PLC or converter, cause that the control performance of PLC or converter is affected.
Summary of the invention
For solving above-mentioned technical problem, the embodiment of the present application provides a kind of air compressor machine touch screen joint control system and method, to reach to reduce the operation burden of converter, improves the purpose of the control performance of converter, and technical scheme is as follows:
A kind of air compressor machine touch screen joint control system, including: main website touch screen, multiple slave station touch screen, multiple converter and multiple air compressor machine；
Described main website touch screen and each slave station touch screen are respectively connecting to a few described converter, and each described converter each connects a described air compressor machine；
Between described main website touch screen and each described slave station touch screen, intercommunication connects；
Each described slave station touch screen is respectively used to control the operation of each converter of connection；
Described main website touch screen includes the first control module and second and controls module；
Described first controls module, for controlling the operation of each described slave station touch screen；
Described second controls module, for controlling the operation of the converter that described main website touch screen connects.
Preferably, described main website touch screen also includes: joint control pressure setting module, joint control are from machine start and stop pattern setting module, Unload module and load-on module；
Described joint control pressure setting module, is used for setting joint control upper pressure limit and joint control low pressure limit；
Described joint control from machine start and stop pattern setting module, adds unloading manner for what set described slave station touch screen；
Described Unload module, for when the current pressure of described air compressor machine touch screen joint control system is not less than described joint control upper pressure limit, the unloading manner unloading that adds set from machine start and stop pattern setting module according to described joint control is in the slave station touch screen of running status accordingly；
Described load-on module, for when the current pressure of described air compressor machine touch screen joint control system is not more than described joint control low pressure limit, the unloading manner that adds set from machine start and stop pattern setting module according to described joint control loads the slave station touch screen being in holding state accordingly.
Preferably, described main website touch screen also includes: have holidays by turns setting module and control module of having holidays by turns；
Described setting module of having holidays by turns, is used for setting described main website touch screen or described slave station touch screen the need of having holidays by turns, and setting is had holidays by turns the time；
Described control module of having holidays by turns, for at described current pressure more than described joint control low pressure limit and described current pressure less than described joint control upper pressure limit, and described in setting module of having holidays by turns set described main website touch screen or described slave station touch screen when needing to have holidays by turns, obtain the operation time of described main website touch screen and the operation time of each slave station touch screen；If the operation time of certain slave station touch screen is the longest and there is the slave station touch screen being in holding state in described air compressor machine touch screen joint control system, the slave station touch screen that then the control operation time is the longest enters state of having holidays by turns, and loads a slave station touch screen being in holding state.
Preferably, add unloading manner described in include: add the mode of unloading by ID size；
Or, by the short mode adding unloading of long operational time；
Or, according to priority add the mode of unloading.
Preferably, described main website touch screen also includes: from machine setting module switching time, after being used for being set in loading slave station touch screen or unloading slave station touch screen, again adds the delay time unloading corresponding slave station touch screen institute interval；
Described Unload module is specifically for unloading after corresponding slave station touch screen at the unloading manner that adds set from machine start and stop pattern setting module according to described joint control, if described current pressure is more than described joint control upper pressure limit in described delay time, do not carry out the operation of the new slave station touch screen of unloading, if described current pressure is not less than described joint control upper pressure limit after delay time described in interval, then continue to add, from what machine start and stop pattern setting module set, the slave station touch screen that unloading manner unloading is new according to described joint control；
Described load-on module is specifically for loading after corresponding slave station touch screen at the unloading manner that adds set from machine start and stop pattern setting module according to described joint control, if described current pressure is less than described joint control low pressure limit in described delay time, do not carry out loading the operation of new slave station touch screen, if the current pressure of described air compressor machine touch screen joint control system is not more than described joint control low pressure limit after delay time described in interval, then continues the unloading manner that adds according to described joint control sets from machine start and stop pattern setting module and load new slave station touch screen.
Preferably, described air compressor machine touch screen joint control system also includes: at least one standby main website touch screen；
Described standby main website touch screen connects at least one converter, and the converter that described standby main website touch screen connects connects an air compressor machine；
Between described standby main website touch screen, described main website touch screen and each described slave station touch screen, intercommunication connects；
Described main website touch screen also includes: sending module and handover module；
Described sending module, for when judging that connected converter breaks down, sending switching command to described standby main website touch screen, so that described standby main website touch screen brings into operation as main website touch screen；
Described handover module, for switching to slave station mode by operational mode current for described main website touch screen, so that described main website touch screen switches to slave station touch screen.
Preferably, described main website touch screen also includes the first joint control state setting module, is used for setting touch screen as main website touch screen, standby main website touch screen or slave station touch screen；
Described standby main website touch screen includes the second joint control state setting module, is used for setting touch screen as main website touch screen, standby main website touch screen or slave station touch screen；
Described slave station touch screen includes the 3rd joint control state setting module, is used for setting touch screen as main website touch screen, standby main website touch screen or slave station touch screen.
Preferably, RS485 communication mode intercommunication is adopted to connect between described standby main website touch screen, described main website touch screen and each described slave station touch screen；
Or, adopt ethernet communication mode intercommunication to connect between described standby main website touch screen, described main website touch screen and each described slave station touch screen.
A kind of air compressor machine touch screen joint control method, based on air compressor machine touch screen joint control system, described air compressor machine touch screen joint control system includes: main website touch screen, multiple slave station touch screen, multiple converter and multiple air compressor machine, described main website touch screen and each slave station touch screen are respectively connecting to a few described converter, each described converter each connects a described air compressor machine, between described main website touch screen and each described slave station touch screen, intercommunication connects, and described method includes:
Described main website touch screen controls the operation of each described slave station touch screen, and controls the operation of the converter that described main website touch screen connects；
Described main website touch screen, when the current pressure of described air compressor machine touch screen joint control system is not less than joint control upper pressure limit, unloads corresponding slave station touch screen according to the unloading manner that adds set；
Described main website touch screen, when the current pressure of described air compressor machine touch screen joint control system is not more than joint control low pressure limit, loads corresponding slave station touch screen according to the unloading manner that adds set.
Preferably, described method also includes:
Described main website touch screen at described current pressure more than described joint control low pressure limit and described current pressure less than described joint control upper pressure limit, and described main website touch screen or described slave station touch screen are when needing to have holidays by turns, obtain the operation time of described main website touch screen and the operation time of each slave station touch screen；
If the operation time of certain slave station touch screen is the longest and there is the slave station touch screen being in holding state in described air compressor machine touch screen joint control system, described main website touch screen then controls operation time the longest slave station touch screen and enters state of having holidays by turns, and loads a slave station touch screen being in holding state.
Preferably, unloading after corresponding slave station touch screen according to the unloading manner that adds set, also including:
If described current pressure is more than described joint control upper pressure limit in delay time, do not carry out the operation of the new slave station touch screen of unloading；
If described current pressure is not less than described joint control upper pressure limit after delay time described in interval, then continue to add, according to what set, the slave station touch screen that unloading manner unloading is new；
Loading after corresponding slave station touch screen according to the unloading manner that adds set, also including:
If described current pressure is less than described joint control low pressure limit in described delay time, do not carry out loading the operation of new slave station touch screen；
If the current pressure of described air compressor machine touch screen joint control system is not more than described joint control low pressure limit after delay time described in interval, then continues the unloading manner that adds according to setting and load new slave station touch screen.
Preferably, when described air compressor machine touch screen joint control system also includes at least one standby main website touch screen, described method also includes:
Main website touch screen, when judging that connected converter breaks down, sends switching command to described standby main website touch screen, so that described standby main website touch screen brings into operation as main website touch screen；
Operational mode current for described main website touch screen is switched to slave station mode by described main website touch screen, so that described main website touch screen switches to slave station touch screen.
Compared with prior art, the having the beneficial effect that of the application
In this application, adopt main website touch screen as main website, control the operation of each slave station touch screen, adopt slave station touch screen as slave station, no longer by converter directly as main website or slave station, decrease the operation burden of converter, improve the control performance of converter.
Accompanying drawing explanation
In order to be illustrated more clearly that the technical scheme in the embodiment of the present application, below the accompanying drawing used required during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is only some embodiments of the application, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is a kind of structural representation of air compressor machine joint control scheme in prior art；
Fig. 2 is the another kind of structural representation of air compressor machine joint control scheme in prior art；
Fig. 3 is a kind of structural representation of the air compressor machine touch screen joint control system that the application provides；
Fig. 4 is the another kind of structural representation of the air compressor machine touch screen joint control system that the application provides；
Fig. 5 is a kind of logical structure schematic diagram of the main website touch screen that the application provides；
Fig. 6 is the another kind of logical structure schematic diagram of the main website touch screen that the application provides；
Fig. 7 is another the logical structure schematic diagram of the main website touch screen that the application provides；
Fig. 8 is the yet another construction schematic diagram of the air compressor machine touch screen joint control system that the application provides；
Fig. 9 is another the logical structure schematic diagram of the main website touch screen that the application provides；
Figure 10 is the yet another construction schematic diagram of the air compressor machine touch screen joint control system that the application provides；
Figure 11 is a kind of communication mode schematic diagram of the air compressor machine touch screen joint control system that the application provides；
Figure 12 is the another kind of communication mode schematic diagram of the air compressor machine touch screen joint control system that the application provides；
Figure 13 is another the communication mode schematic diagram of the air compressor machine touch screen joint control system that the application provides；
Figure 14 is a kind of flow chart of the air compressor machine touch screen joint control method that the application provides；
Figure 15 is the another kind of flow chart of the air compressor machine touch screen joint control method that the application provides；
Figure 16 is another flow chart of the air compressor machine touch screen joint control method that the application provides；
Figure 17 is another flow chart of the air compressor machine touch screen joint control method that the application provides.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present application, the technical scheme in the embodiment of the present application is clearly and completely described, it is clear that described embodiment is only some embodiments of the present application, rather than whole embodiments.Based on the embodiment in the application, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of the application protection.
Embodiment one
In the present embodiment, it is provided that a kind of air compressor machine touch screen joint control system, including: main website touch screen, multiple slave station touch screen, multiple converter and multiple air compressor machine, refer to Fig. 3.Wherein, main website touch screen and slave station touch screen are in currently running task the touch screen that will run.
Main website touch screen and each slave station touch screen are respectively connecting to a few converter, and each converter each connects an air compressor machine.Wherein, converter is for controlling the operation of air compressor machine.
Between main website touch screen and each slave station touch screen, intercommunication connects.
Each described slave station touch screen is respectively used to control the operation of each converter of connection.
Main website touch screen includes the first control module and second and controls module.
Described first controls module, for controlling the operation of each slave station touch screen.
Described second controls module, for controlling the operation of the converter that main website touch screen connects.
In this application, adopt main website touch screen as main website, control the operation of each slave station touch screen, adopt slave station touch screen as slave station, no longer by converter directly as main website or slave station, decrease the operation burden of converter, improve the control performance of converter.
In the present embodiment, main website touch screen and slave station touch screen can be identical touch screens, each touch screen all can as main website touch screen or slave station touch screen, as shown in Figure 4.By arranging the relevant parameter of touch screen, it is possible to touch screen is set to main website touch screen or slave station touch screen, main website touch screen after being provided with and slave station touch screen functional module operationally used is slightly different.
In the present embodiment, main website touch screen and each slave station touch screen are provided which human-computer interaction interface, check the relevant information of converter for user and operate control accordingly for user.
In the present embodiment, above-mentioned main website touch screen also includes: the first joint control state setting module, is used for setting touch screen as main website touch screen or slave station touch screen.
Slave station touch screen includes the second joint control state setting module, is used for setting touch screen as main website touch screen or slave station touch screen.
Above-mentioned main website touch screen can also include: joint control pressure setting module, joint control are from machine start and stop pattern setting module, Unload module and load-on module, as shown in Figure 5.
Described joint control pressure setting module, is used for setting joint control upper pressure limit and joint control low pressure limit.
Described joint control from machine start and stop pattern setting module, adds unloading manner for what set described slave station touch screen.
In the present embodiment, the unloading manner that adds of the slave station touch screen that joint control sets from machine start and stop pattern setting module is specifically as follows: adds unloading by ID size, adds unloading by long operational time is short or according to priority adds unloading.Wherein, each slave station touch screen all has an ID, and the ID of each touch screen is different.
Described Unload module, for when the current pressure of described air compressor machine touch screen joint control system is not less than described joint control upper pressure limit, the unloading manner unloading that adds set from machine start and stop pattern setting module according to described joint control is in the slave station touch screen of running status accordingly.
The current pressure of air compressor machine touch screen joint control system is the pressure sum of each air compressor machine in air compressor machine touch screen joint control system.
In the present embodiment, Unload module is when the current pressure of air compressor machine touch screen joint control system is not less than joint control upper pressure limit, after unloading corresponding slave station touch screen, with the converter that the slave station touch screen of unloading is connected, the air compressor machine being connected with converter is together unloaded.
Joint control from machine start and stop pattern setting module set add unloading manner as add unloading by ID size mode time, Unload module is when the current pressure of air compressor machine touch screen joint control system is not less than joint control upper pressure limit, it is possible to the preferential slave station touch screen being in running status minimum for unloading ID；Joint control from machine start and stop pattern setting module set add unloading manner as by long operational time short add unloading mode time, Unload module is when the current pressure of air compressor machine touch screen joint control system is not less than joint control upper pressure limit, it is possible to the slave station touch screen being in running status that the preferential unloading operation time is the longest；Joint control from machine start and stop pattern setting module set add unloading manner as according to priority add unloading mode time, it is possible to the slave station touch screen being in running status that preferential unloading priority is minimum
Described load-on module, for when the current pressure of described air compressor machine touch screen joint control system is not more than described joint control low pressure limit, the unloading manner that adds set from machine start and stop pattern setting module according to described joint control loads the slave station touch screen being in holding state accordingly.
In the present embodiment, load-on module is when the current pressure of air compressor machine touch screen joint control system is not more than joint control low pressure limit, after loading corresponding slave station touch screen, the converter, the air compressor machine that is connected with converter that are connected with the slave station touch screen after loading together are loaded.
Joint control from machine start and stop pattern setting module set add unloading manner as add unloading by ID size mode time, load-on module is when the current pressure of air compressor machine touch screen joint control system is not more than described joint control low pressure limit, it is possible to the slave station touch screen being in holding state that preferential load id is minimum；Joint control from machine start and stop pattern setting module set add unloading manner as by long operational time short add unloading mode time, load-on module is when the current pressure of air compressor machine touch screen joint control system is not more than described joint control low pressure limit, it is possible to the slave station touch screen being in holding state that preferential Load and execution time is the shortest；Joint control from machine start and stop pattern setting module set add unloading manner as according to priority add unloading mode time, load-on module is when the current pressure of air compressor machine touch screen joint control system is not more than described joint control low pressure limit, it is possible to the slave station touch screen being in holding state that preferential loading priority is the highest.If there being the slave station touch screen of multiple equal high priority, load-on module can load the slave station touch screen running shortest time in the slave station touch screen of equal high priority.
In the present embodiment, main website touch screen is by setting joint control upper pressure limit and joint control low pressure limit, and when the current pressure of air compressor machine touch screen joint control system is not less than joint control upper pressure limit, unloading is in the slave station touch screen of running status accordingly, when the current pressure of air compressor machine touch screen joint control system is not more than described joint control low pressure limit, load the slave station touch screen being in holding state accordingly, realize the management and control of the pressure of air compressor machine touch screen joint control system is reached optimal effectiveness, so that the pressure of air compressor machine touch screen joint control system reaches optimum.
In the present embodiment, the main website touch screen shown in Fig. 5 can also include have holidays by turns setting module and control module of having holidays by turns, as shown in Figure 6.
Have holidays by turns setting module, be used for setting described main website touch screen or described slave station touch screen the need of having holidays by turns, and set and have holidays by turns the time.
Have holidays by turns control module, for at described current pressure more than described joint control low pressure limit and described current pressure less than described joint control upper pressure limit, and described in setting module of having holidays by turns set described main website touch screen or described slave station touch screen when needing to have holidays by turns, obtain the operation time of described main website touch screen and the operation time of each slave station touch screen；If the operation time of certain slave station touch screen is the longest and there is the slave station touch screen being in holding state in described air compressor machine touch screen joint control system, the slave station touch screen that then the control operation time is the longest enters state of having holidays by turns, and loads a slave station touch screen being in holding state.
In the present embodiment, current pressure in air compressor machine touch screen joint control system reaches balance, namely the current pressure of air compressor machine touch screen joint control system more than the current pressure of joint control low pressure limit and air compressor machine touch screen joint control system less than joint control upper pressure limit time, employing is had holidays by turns mechanism, prevent the converter of certain touch screen and the connection of certain touch screen and corresponding compressor operation overlong time, make each touch screen in air compressor machine touch screen joint control system, the participation of all having an opportunity of each converter and each air compressor machine is had holidays by turns, the maximization of the machine service life in guarantee whole system.
In the present embodiment, main website touch screen shown in Fig. 5 can also include: from machine setting module switching time, after being set in loading slave station touch screen or unloading slave station touch screen, again add the delay time unloading corresponding slave station touch screen institute interval, as shown in Figure 7.
Wherein, delay time runs to the time of complete stress state more than slave station touch screen from stopped status, and more than slave station touch screen from the time that running state conversion is complete unloaded state.
Described Unload module is specifically for unloading after corresponding slave station touch screen at the unloading manner that adds set from machine start and stop pattern setting module according to described joint control, if described current pressure is more than described joint control upper pressure limit in described delay time, do not carry out the operation of the new slave station touch screen of unloading, if described current pressure is not less than described joint control upper pressure limit after delay time described in interval, then continue to add, from what machine start and stop pattern setting module set, the slave station touch screen that unloading manner unloading is new according to described joint control.
In the present embodiment, Unload module in delay time described current pressure more than described joint control upper pressure limit, do not carry out the operation of the new slave station touch screen of unloading, if described current pressure is not less than described joint control upper pressure limit after delay time described in interval, then continue to add, from what machine start and stop pattern setting module set, the slave station touch screen that unloading manner unloading is new according to described joint control, be prevented from just unloading from machine do not have complete out-of-work time, unload again an other slave station touch screen, it is ensured that whole air compressor machine touch screen joint control system is more stable.
If described current pressure is not less than described joint control upper pressure limit after delay time described in interval, and current pressure is not less than joint control upper pressure limit within the preset pressure persistent period always, it is further continued for adding, from what machine start and stop pattern setting module set, the slave station touch screen that unloading manner unloading is new according to joint control, makes whole air compressor machine touch screen joint control system more stable further.
Described load-on module is specifically for loading after corresponding slave station touch screen at the unloading manner that adds set from machine start and stop pattern setting module according to described joint control, if described current pressure is less than described joint control low pressure limit in described delay time, do not carry out loading the operation of new slave station touch screen, if the current pressure of described air compressor machine touch screen joint control system is not more than described joint control low pressure limit after delay time described in interval, then continues the unloading manner that adds according to described joint control sets from machine start and stop pattern setting module and load new slave station touch screen.
In the present embodiment, load-on module in described delay time described current pressure less than described joint control low pressure limit, do not carry out loading the operation of new slave station touch screen, if the current pressure of described air compressor machine touch screen joint control system is not more than described joint control low pressure limit after delay time described in interval, then continue the unloading manner that adds according to described joint control sets from machine start and stop pattern setting module and load new slave station touch screen, it is prevented from the slave station touch screen of just loading when not working completely, load another one slave station touch screen again, ensure that whole air compressor machine touch screen joint control system is more stable.
If the current pressure of described air compressor machine touch screen joint control system is not more than described joint control low pressure limit after delay time described in interval, and current pressure is not more than joint control low pressure limit within the preset pressure persistent period always, the unloading manner that adds that load-on module is further continued for according to described joint control sets from machine start and stop pattern setting module loads new slave station touch screen, makes whole air compressor machine touch screen joint control system more stable further.
Embodiment two
In the present embodiment, the basis of the air compressor machine touch screen joint control system shown in embodiment one expands another air compressor machine touch screen joint control system, the basis of the air compressor machine touch screen joint control system shown in embodiment one also includes: at least one standby main website touch screen, as shown in Figure 8.
Standby main website touch screen is the touch screen being in resting state, when the converter for connecting at main website touch screen breaks down, replaces main website touch screen and is operated.
Described standby main website touch screen connects at least one converter, and the converter that described standby main website touch screen connects connects an air compressor machine.
Between described standby main website touch screen, described main website touch screen and each described slave station touch screen, intercommunication connects.
In the present embodiment, main website touch screen also includes: sending module and handover module, as shown in Figure 9.
Described sending module, for when judging that connected converter breaks down, sending switching command to described standby main website touch screen, so that described standby main website touch screen brings into operation as main website touch screen；
Described handover module, for switching to slave station mode by operational mode current for described main website touch screen, so that described main website touch screen switches to slave station touch screen.
In the present embodiment, the air compressor machine touch screen joint control system provided, including at least one standby main website touch screen, one main website touch screen and multiple slave station touch screen, wherein, main website touch screen is when judging that connected converter breaks down, send switching command extremely standby main website touch screen, and operational mode current for main website touch screen is switched to slave station mode, realize standby main website touch screen and switch to main website touch screen, control by standby main website touch screen adapter whole system, ensure that the control effect of whole air compressor machine touch screen joint control system will not decline, ensure that whole air compressor machine touch screen joint control system is run reliably.
In the present embodiment, standby main website touch screen, main website touch screen and slave station touch screen can be identical touch screens, each touch screen all can as standby main website touch screen, main website touch screen or slave station touch screen, as shown in Figure 10.By arranging the relevant parameter of touch screen, it is possible to touch screen to be set to standby main website touch screen, main website touch screen or slave station touch screen.
In the present embodiment, standby main website touch screen, main website touch screen and each slave station touch screen are provided which human-computer interaction interface, check the relevant information of converter for user and operate control accordingly for user.
In the present embodiment, the first joint control state setting module in main website touch screen, it is used for setting touch screen as main website touch screen, standby main website touch screen or slave station touch screen.
The second joint control state setting module in slave station touch screen, is used for setting touch screen as main website touch screen, standby main website touch screen or slave station touch screen.
Standby main website touch screen includes the 3rd joint control state setting module, is used for setting touch screen as main website touch screen, standby main website touch screen or slave station touch screen.
In the present embodiment, first joint control state setting module, the second joint control state setting module and the 3rd joint control state setting module are identical module, three is when the different conditions receiving user's input arranges instruction, corresponding touch screen is set to the touch screen of respective type, such as the first joint control state setting module, when receiving the mode set command that touch screen is set to main website touch screen of user's input, sets touch screen as main website touch screen；Second joint control state setting module, when receiving the mode set command that touch screen is set to slave station touch screen of user's input, sets touch screen as slave station touch screen；3rd joint control state setting module, when receiving the mode set command that touch screen is set to standby main website touch screen of user's input, sets touch screen as standby main website touch screen.
In the present embodiment, control module of having holidays by turns is additionally operable at described current pressure more than described joint control low pressure limit and described current pressure less than described joint control upper pressure limit, and described in setting module of having holidays by turns set described main website touch screen or described slave station touch screen when needing to have holidays by turns, obtain the operation time of described main website touch screen and the operation time of each slave station touch screen, if the operation time of described main website touch screen is the longest, then send switching command extremely described standby main website touch screen, so that described standby main website touch screen brings into operation as main website touch screen, and control described main website touch screen entrance holding state.
In the present embodiment, RS485 communication mode intercommunication is adopted to connect between described standby main website touch screen, described main website touch screen and each slave station touch screen, as shown in figure 11.Wherein, the serial ports of main website touch screen, the serial ports of standby main website touch screen and the serial ports of each slave station touch screen are connected to RS485 two-conductor line, it is achieved that connected by RS485 communication intercommunication.
Or, described standby main website touch screen, ethernet communication mode intercommunication is adopted to connect between described main website touch screen and each slave station touch screen, as shown in figure 12, ethernet communication intercommunication is adopted to connect, need standby main website touch screen, main website touch screen and each slave station touch screen are connected to industrial switch respectively through netting twine, and it is respectively provided with standby main website touch screen, the IP address of main website touch screen and each slave station touch screen and relevant information, wherein, standby main website touch screen, the IP address of main website touch screen and each slave station touch screen needs to be arranged on the same network segment.When adopting ethernet communication mode intercommunication to connect between standby main website touch screen, described main website touch screen and each slave station touch screen, the converter of main website touch screen and its connection is communicatively coupled still through RS485 communication mode, the converter of standby main website touch screen and its connection is communicatively coupled still through RS485 communication mode, and each slave station touch screen and the just sheet each connected are communicatively coupled still through RS485 communication mode.
Wherein, carry out on the basis of intercommunication connection in the ethernet communication mode that adopts shown in Figure 12, it is also possible to use optoelectronic transceivers, complete telecommunication.Concrete implementation mode is: main website touch screen, standby main website touch screen and each slave station touch screen connect the first optoelectronic transceivers respectively through netting twine, first optoelectronic transceivers connects one end of optical fiber, the other end of optical fiber connects the second optoelectronic transceivers, and the second optoelectronic transceivers connects industrial switch again through netting twine.
It should be noted that can pass through to arrange the mode of connection in air compressor machine touch screen joint control system, it is achieved the switching between RS485 communication mode and ethernet communication mode.Concrete, with two-conductor line, the RS485 COM1 of standby main website touch screen, main website touch screen and each slave station touch screen is coupled together, and standby main website touch screen, main website touch screen and each slave station touch screen are connected to industrial switch respectively through netting twine, as shown in figure 13.
Air compressor machine touch screen joint control system can be passed through arrange the mode of connection, realize the switching between RS485 communication mode and ethernet communication mode, make the user at the scene can according to actual environment, it is possible to select communication modes flexibly, it is ensured that the optimal running effect of whole system.
It should be noted that in the present embodiment, standby main website touch screen, main website touch screen and each slave station touch screen all adopt a program to include multiple process, and the mode that multiple processes are run simultaneously is to realize the Effec-tive Function of whole system.Particularly as follows: multiple processes specifically include: two communication process and a show process.One of them communication process adopts 485 communications, for reading the information of the converter that touch screen connects, and controls the operation of this converter, and in this process, touch screen is main website all the time relative to converter, and converter is slave station all the time.Another communication process for and the communicating of other touch screens, support 485 to communicate and ethernet communications, it is achieved the networking function of touch screen.Show process is for video data or obtains data, the data that above-mentioned two communication process collects is shown to human-computer interaction interface or the information of user operation is sent in above-mentioned two communication process.Above three process adopts the mode of shared drive to communicate.
Wherein, above-mentioned two communication process achieves touch screen and controls separating of converter and the touch screen function with other touch panel communications, adopts shared drive to share the mode of data, makes whole system wiring more succinct, and extension is easier to.
Embodiment three
This application provides a kind of air compressor machine touch screen joint control method, air compressor machine touch screen joint control method is based on the air compressor machine touch screen joint control system shown in embodiment one.
Refer to Figure 14, it illustrates a kind of flow chart of the air compressor machine touch screen joint control method that the application provides, it is possible to comprise the following steps:
Step S11: main website touch screen controls the operation of each described slave station touch screen, and controls the operation of the converter that described main website touch screen connects.
Step S12: main website touch screen, when the current pressure of described air compressor machine touch screen joint control system is not less than joint control upper pressure limit, unloads corresponding slave station touch screen according to the unloading manner that adds set.
Step S13: main website touch screen, when the current pressure of described air compressor machine touch screen joint control system is not more than joint control low pressure limit, loads corresponding slave station touch screen according to the unloading manner that adds set.
Refer to the air compressor machine touch screen joint control method shown in Figure 15, Figure 14 can also include:
Step S14: main website touch screen at described current pressure more than described joint control low pressure limit and described current pressure less than described joint control upper pressure limit, and described main website touch screen or described slave station touch screen are when needing to have holidays by turns, obtain the operation time of described main website touch screen and the operation time of each slave station touch screen.
Step S15: if the operation time of certain slave station touch screen is the longest and there is the slave station touch screen being in holding state in described air compressor machine touch screen joint control system, described main website touch screen then controls operation time the longest slave station touch screen and enters state of having holidays by turns, and loads a slave station touch screen being in holding state.
In the present embodiment, the basis of the air compressor machine touch screen joint control method shown in Figure 14 expands another air compressor machine touch screen joint control method, refers to Figure 16, it is possible to comprise the following steps:
Step S21: main website touch screen controls the operation of each described slave station touch screen, and controls the operation of the converter that described main website touch screen connects.
Step S22: main website touch screen, when the current pressure of described air compressor machine touch screen joint control system is not less than joint control upper pressure limit, unloads corresponding slave station touch screen according to the unloading manner that adds set.
Step S23: if described current pressure is more than described joint control upper pressure limit in delay time, do not carry out the operation of the new slave station touch screen of unloading.
Step S24: if described current pressure is not less than described joint control upper pressure limit after delay time described in interval, then continue to add, according to what set, the slave station touch screen that unloading manner unloading is new.
Step S25: main website touch screen, when the current pressure of described air compressor machine touch screen joint control system is not more than joint control low pressure limit, loads new slave station touch screen according to the unloading manner that adds set.
Step S26: if described current pressure is less than described joint control low pressure limit in described delay time, do not carry out loading the operation of new slave station touch screen.
Step S27: if the current pressure of described air compressor machine touch screen joint control system is not more than described joint control low pressure limit after delay time described in interval, then continue the unloading manner that adds according to setting and load new slave station touch screen.
Embodiment four
In the present embodiment, the basis of the air compressor machine touch screen joint control method shown in embodiment three expands another air compressor machine touch screen joint control method, air compressor machine touch screen joint control method shown in the present embodiment is based on the air compressor machine touch screen joint control system shown in embodiment two, refer to Figure 17, it is possible to comprise the following steps:
Step S31: main website touch screen controls the operation of each described slave station touch screen, and controls the operation of the converter that described main website touch screen connects.
Step S32: main website touch screen, when judging that connected converter breaks down, sends switching command to described standby main website touch screen, so that described standby main website touch screen brings into operation as main website touch screen.
Step S33: operational mode current for described main website touch screen is switched to slave station mode by described main website touch screen, so that described main website touch screen switches to slave station touch screen.
It should be noted that each embodiment in this specification all adopts the mode gone forward one by one to describe, what each embodiment stressed is the difference with other embodiments, between each embodiment identical similar part mutually referring to.For device class embodiment, due to itself and embodiment of the method basic simlarity, so what describe is fairly simple, relevant part illustrates referring to the part of embodiment of the method.
Finally, it can further be stated that, in this article, the relational terms of such as first and second or the like is used merely to separate an entity or operation with another entity or operating space, and not necessarily requires or imply the relation that there is any this reality between these entities or operation or sequentially.And, term " includes ", " comprising " or its any other variant are intended to comprising of nonexcludability, so that include the process of a series of key element, method, article or equipment not only include those key elements, but also include other key elements being not expressly set out, or also include the key element intrinsic for this process, method, article or equipment.When there is no more restriction, statement " including ... " key element limited, it is not excluded that there is also other identical element in including the process of described key element, method, article or equipment.
Above a kind of air compressor machine touch screen joint control system and method provided herein is described in detail, principle and the embodiment of the application are set forth by specific case used herein, and the explanation of above example is only intended to help and understands the present processes and core concept thereof；Simultaneously for one of ordinary skill in the art, according to the thought of the application, all will change in specific embodiments and applications, in sum, this specification content should not be construed as the restriction to the application.
Claims (12)
1. an air compressor machine touch screen joint control system, it is characterised in that including: main website touch screen, multiple slave station touch screen, multiple converter and multiple air compressor machine；
Described main website touch screen and each slave station touch screen are respectively connecting to a few described converter, and each described converter each connects a described air compressor machine；
Between described main website touch screen and each described slave station touch screen, intercommunication connects；
Each described slave station touch screen is respectively used to control the operation of each converter of connection；
Described main website touch screen includes the first control module and second and controls module；
Described first controls module, for controlling the operation of each described slave station touch screen；
Described second controls module, for controlling the operation of the converter that described main website touch screen connects.
2. air compressor machine touch screen joint control system according to claim 1, it is characterised in that described main website touch screen also includes: joint control pressure setting module, joint control are from machine start and stop pattern setting module, Unload module and load-on module；
Described joint control pressure setting module, is used for setting joint control upper pressure limit and joint control low pressure limit；
Described joint control from machine start and stop pattern setting module, adds unloading manner for what set described slave station touch screen；
Described Unload module, for when the current pressure of described air compressor machine touch screen joint control system is not less than described joint control upper pressure limit, the unloading manner unloading that adds set from machine start and stop pattern setting module according to described joint control is in the slave station touch screen of running status accordingly；
Described load-on module, for when the current pressure of described air compressor machine touch screen joint control system is not more than described joint control low pressure limit, the unloading manner that adds set from machine start and stop pattern setting module according to described joint control loads the slave station touch screen being in holding state accordingly.
3. air compressor machine touch screen joint control system according to claim 2, it is characterised in that described main website touch screen also includes: have holidays by turns setting module and control module of having holidays by turns；
Described setting module of having holidays by turns, is used for setting described main website touch screen or described slave station touch screen the need of having holidays by turns, and setting is had holidays by turns the time；
Described control module of having holidays by turns, for at described current pressure more than described joint control low pressure limit and described current pressure less than described joint control upper pressure limit, and described in setting module of having holidays by turns set described main website touch screen or described slave station touch screen when needing to have holidays by turns, obtain the operation time of described main website touch screen and the operation time of each slave station touch screen；If the operation time of certain slave station touch screen is the longest and there is the slave station touch screen being in holding state in described air compressor machine touch screen joint control system, the slave station touch screen that then the control operation time is the longest enters state of having holidays by turns, and loads a slave station touch screen being in holding state.
4. air compressor machine touch screen joint control system according to claim 2, it is characterised in that described in add unloading manner and include: add the mode of unloading by ID size；
Or, by the short mode adding unloading of long operational time；
Or, according to priority add the mode of unloading.
5. air compressor machine touch screen joint control system according to claim 2, it is characterized in that, described main website touch screen also includes: from machine setting module switching time, after being set in loading slave station touch screen or unloading slave station touch screen, again add the delay time unloading corresponding slave station touch screen institute interval；
Described Unload module is specifically for unloading after corresponding slave station touch screen at the unloading manner that adds set from machine start and stop pattern setting module according to described joint control, if described current pressure is more than described joint control upper pressure limit in described delay time, do not carry out the operation of the new slave station touch screen of unloading, if described current pressure is not less than described joint control upper pressure limit after delay time described in interval, then continue to add, from what machine start and stop pattern setting module set, the slave station touch screen that unloading manner unloading is new according to described joint control；
Described load-on module is specifically for loading after corresponding slave station touch screen at the unloading manner that adds set from machine start and stop pattern setting module according to described joint control, if described current pressure is less than described joint control low pressure limit in described delay time, do not carry out loading the operation of new slave station touch screen, if the current pressure of described air compressor machine touch screen joint control system is not more than described joint control low pressure limit after delay time described in interval, then continues the unloading manner that adds according to described joint control sets from machine start and stop pattern setting module and load new slave station touch screen.
6. the air compressor machine touch screen joint control system according to claim 1-5 any one, it is characterised in that described air compressor machine touch screen joint control system also includes: at least one standby main website touch screen；
Described standby main website touch screen connects at least one converter, and the converter that described standby main website touch screen connects connects an air compressor machine；
Between described standby main website touch screen, described main website touch screen and each described slave station touch screen, intercommunication connects；
Described main website touch screen also includes: sending module and handover module；
Described sending module, for when judging that connected converter breaks down, sending switching command to described standby main website touch screen, so that described standby main website touch screen brings into operation as main website touch screen；
Described handover module, for switching to slave station mode by operational mode current for described main website touch screen, so that described main website touch screen switches to slave station touch screen.
7. air compressor machine touch screen joint control system according to claim 6, it is characterised in that described main website touch screen also includes the first joint control state setting module, is used for setting touch screen as main website touch screen, standby main website touch screen or slave station touch screen；
Described standby main website touch screen includes the second joint control state setting module, is used for setting touch screen as main website touch screen, standby main website touch screen or slave station touch screen；
Described slave station touch screen includes the 3rd joint control state setting module, is used for setting touch screen as main website touch screen, standby main website touch screen or slave station touch screen.
8. air compressor machine touch screen joint control system according to claim 6, it is characterised in that adopt RS485 communication mode intercommunication to connect between described standby main website touch screen, described main website touch screen and each described slave station touch screen；
Or, adopt ethernet communication mode intercommunication to connect between described standby main website touch screen, described main website touch screen and each described slave station touch screen.
9. an air compressor machine touch screen joint control method, it is characterized in that, based on air compressor machine touch screen joint control system, described air compressor machine touch screen joint control system includes: main website touch screen, multiple slave station touch screen, multiple converter and multiple air compressor machine, described main website touch screen and each slave station touch screen are respectively connecting to a few described converter, each described converter each connects a described air compressor machine, between described main website touch screen and each described slave station touch screen, intercommunication connects, and described method includes:
Described main website touch screen controls the operation of each described slave station touch screen, and controls the operation of the converter that described main website touch screen connects；
Described main website touch screen, when the current pressure of described air compressor machine touch screen joint control system is not less than joint control upper pressure limit, unloads corresponding slave station touch screen according to the unloading manner that adds set；
Described main website touch screen, when the current pressure of described air compressor machine touch screen joint control system is not more than joint control low pressure limit, loads corresponding slave station touch screen according to the unloading manner that adds set.
10. method according to claim 9, it is characterised in that described method also includes:
Described main website touch screen at described current pressure more than described joint control low pressure limit and described current pressure less than described joint control upper pressure limit, and described main website touch screen or described slave station touch screen are when needing to have holidays by turns, obtain the operation time of described main website touch screen and the operation time of each slave station touch screen；
If the operation time of certain slave station touch screen is the longest and there is the slave station touch screen being in holding state in described air compressor machine touch screen joint control system, described main website touch screen then controls operation time the longest slave station touch screen and enters state of having holidays by turns, and loads a slave station touch screen being in holding state.
11. method according to claim 9, it is characterised in that unloading after corresponding slave station touch screen according to the unloading manner that adds set, also including:
If described current pressure is more than described joint control upper pressure limit in delay time, do not carry out the operation of the new slave station touch screen of unloading；
If described current pressure is not less than described joint control upper pressure limit after delay time described in interval, then continue to add, according to what set, the slave station touch screen that unloading manner unloading is new；
Loading after corresponding slave station touch screen according to the unloading manner that adds set, also including:
If described current pressure is less than described joint control low pressure limit in described delay time, do not carry out loading the operation of new slave station touch screen；
If the current pressure of described air compressor machine touch screen joint control system is not more than described joint control low pressure limit after delay time described in interval, then continues the unloading manner that adds according to setting and load new slave station touch screen.
12. method according to claim 9, it is characterised in that when described air compressor machine touch screen joint control system also includes at least one standby main website touch screen, described method also includes:
Main website touch screen, when judging that connected converter breaks down, sends switching command to described standby main website touch screen, so that described standby main website touch screen brings into operation as main website touch screen；
Operational mode current for described main website touch screen is switched to slave station mode by described main website touch screen, so that described main website touch screen switches to slave station touch screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610071479.7A CN105715527B (en) | 2016-02-01 | 2016-02-01 | A kind of air compressor machine touch-screen joint control system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610071479.7A CN105715527B (en) | 2016-02-01 | 2016-02-01 | A kind of air compressor machine touch-screen joint control system and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105715527A true CN105715527A (en) | 2016-06-29 |
| CN105715527B CN105715527B (en) | 2017-12-08 |
Family
ID=56155508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610071479.7A Active CN105715527B (en) | 2016-02-01 | 2016-02-01 | A kind of air compressor machine touch-screen joint control system and method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105715527B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593841A (en) * | 2016-12-20 | 2017-04-26 | 浙江吉利控股集团有限公司 | Concentrated control system and method for air compressor systems |
| CN109818486A (en) * | 2017-11-20 | 2019-05-28 | 维谛技术有限公司 | The hot redundancy control method of frequency converter and redundancy frequency-converter device |
| CN110374851A (en) * | 2019-07-19 | 2019-10-25 | 爱景智能装备(无锡)有限公司 | The method of startup-shutdown priority is quickly judged in a kind of multiple air compressors |
| CN110617207A (en) * | 2019-09-18 | 2019-12-27 | 长兴旗滨玻璃有限公司 | Automatic control method, device and system for air compressor and computer readable medium |
| CN114483557A (en) * | 2022-02-10 | 2022-05-13 | 宁波中科绿色电力有限公司 | Air compression system and method |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003035273A (en) * | 2001-07-25 | 2003-02-07 | Kyowa Denki Kk | Number control system for compressor |
| JP2005023818A (en) * | 2003-07-01 | 2005-01-27 | Hitachi Industries Co Ltd | Compressor system |
| CN102540874A (en) * | 2012-02-03 | 2012-07-04 | 台达电子企业管理（上海）有限公司 | Equipment control system and redundant control method thereof |
| CN104728093A (en) * | 2015-04-08 | 2015-06-24 | 肖清雄 | Air-compressor set intelligent control system based on internet of things |
| CN104820413A (en) * | 2015-04-01 | 2015-08-05 | 宁波杭州湾新区祥源动力供应有限公司 | Energy-saving cluster control system and method of air compression station house |
| CN204716517U (en) * | 2015-05-28 | 2015-10-21 | 东莞市绿能环保节能科技有限公司 | Air compressor group intelligent energy-saving control system |
-
2016
- 2016-02-01 CN CN201610071479.7A patent/CN105715527B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2003035273A (en) * | 2001-07-25 | 2003-02-07 | Kyowa Denki Kk | Number control system for compressor |
| JP2005023818A (en) * | 2003-07-01 | 2005-01-27 | Hitachi Industries Co Ltd | Compressor system |
| CN102540874A (en) * | 2012-02-03 | 2012-07-04 | 台达电子企业管理（上海）有限公司 | Equipment control system and redundant control method thereof |
| CN104820413A (en) * | 2015-04-01 | 2015-08-05 | 宁波杭州湾新区祥源动力供应有限公司 | Energy-saving cluster control system and method of air compression station house |
| CN104728093A (en) * | 2015-04-08 | 2015-06-24 | 肖清雄 | Air-compressor set intelligent control system based on internet of things |
| CN204716517U (en) * | 2015-05-28 | 2015-10-21 | 东莞市绿能环保节能科技有限公司 | Air compressor group intelligent energy-saving control system |
Non-Patent Citations (1)
| Title |
|---|
| 胡小飞: ""面向空气压缩机的数据采集系统的研究与开发"", 《中国优秀硕士学位论文全文数据库 信息科技辑》 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593841A (en) * | 2016-12-20 | 2017-04-26 | 浙江吉利控股集团有限公司 | Concentrated control system and method for air compressor systems |
| CN106593841B (en) * | 2016-12-20 | 2018-11-09 | 浙江吉利控股集团有限公司 | A kind of centralized control system and method about air compression system |
| CN109818486A (en) * | 2017-11-20 | 2019-05-28 | 维谛技术有限公司 | The hot redundancy control method of frequency converter and redundancy frequency-converter device |
| CN110374851A (en) * | 2019-07-19 | 2019-10-25 | 爱景智能装备(无锡)有限公司 | The method of startup-shutdown priority is quickly judged in a kind of multiple air compressors |
| CN110617207A (en) * | 2019-09-18 | 2019-12-27 | 长兴旗滨玻璃有限公司 | Automatic control method, device and system for air compressor and computer readable medium |
| CN114483557A (en) * | 2022-02-10 | 2022-05-13 | 宁波中科绿色电力有限公司 | Air compression system and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105715527B (en) | 2017-12-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105715527A (en) | Air compressor touch screen joint control system and method | |
| EP2472995B1 (en) | Base band pool device, and method for implementing base band data switch thereof | |
| CN103324156B (en) | Process control system | |
| CN102811452B (en) | A kind of distributed wireless gateway system and communication means | |
| CN102883355B (en) | Building base band unit, base band processing board and fault processing method for base band processing board | |
| EP3573256A1 (en) | Redundant backup near-end machine, remote-end machine and system for digital optical fiber repeater | |
| CN102033833A (en) | Serial port communication switching method and serial port communication system | |
| JP2012015803A (en) | Communication device, program, and communication method | |
| CN103248515A (en) | Wireless gateway apparatus | |
| CN102143031B (en) | A kind of network access seamless switching method and terminal | |
| CN103685480A (en) | Transmission control protocol (TCP) network implementing method and server | |
| CN109884971A (en) | Long-range control method, apparatus and system | |
| CN113905075B (en) | Control system and method for cloud robot in 5G environment | |
| CN105094001A (en) | Controller, and method and device for replacing I/O port of controller | |
| CN103096362A (en) | ZigBee network recovery method | |
| CN202854560U (en) | WI-FI technology-based remote diagnosis system for numerically-controlled machine tools | |
| CN102215129B (en) | The external method of business module, apparatus and system | |
| CN101643163A (en) | Elevator control system | |
| CN102790814A (en) | Media access control address determining method, device and system | |
| CN108508876B (en) | Daisy chain RS485 control circuit and short circuit solving method | |
| CN105703913A (en) | Ethernet power supply system | |
| CN102238592A (en) | Disaster tolerance method for radio access network and base station | |
| CN101615027B (en) | Control device of production line equipment, method and industrial control machine | |
| CN110398934B (en) | PLC wireless intelligent control system and application thereof | |
| CN102522065A (en) | LED display system and communication control method thereof |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |