CN1558574A - Method and system for realizing wireless industrial monitoring by means of cell phones - Google Patents
Method and system for realizing wireless industrial monitoring by means of cell phones Download PDFInfo
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- CN1558574A CN1558574A CNA2004100161796A CN200410016179A CN1558574A CN 1558574 A CN1558574 A CN 1558574A CN A2004100161796 A CNA2004100161796 A CN A2004100161796A CN 200410016179 A CN200410016179 A CN 200410016179A CN 1558574 A CN1558574 A CN 1558574A
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Abstract
The invention discloses a method and system for realizing wireless industrial monitoring and control by utilizing mobile phones, wherein the Java function supported by mobile phones is utilized to download the monitoring and control terminal subsystem into the memory of the mobile phone and to be operated on the K-Java virtual machine of the mobile phone, thus data monitoring and control can be accomplished through the following process, (1) the user downloading and installing the monitoring and control of the mobile phone end, and accomplishing initialization, (2) the mobile phone monitoring and control subsystem submitting a registering request, the industrial monitoring control data server accomplishing authority limits allocation through identification, (3) the mobile phone monitoring control subsystem submitting monitoring control instruction through the wireless data network, (4) the industrial monitoring control data server accomplishing the command processing and returning the results.
Description
Technical field
The present invention relates to the industrial automation field, particularly a kind of method and system of utilizing mobile phone to realize the wireless industrial monitoring.
Background technology
Traditional industrial monitoring information integration (SCADA, Supervisory Control And DataAcquisition System) is generally carried out in the intranet scope.Because the restriction of cable LAN, monitor terminal can only be confined near the industry spot that cable network can cover.And the characteristics of modern industry monitoring require monitoring technique to satisfy following requirement:
1) remote monitoring: the industrial production manufacturing system generally is uninterruptedly to turn round in all weather of the year.And chief technology officer, Production Supervisor, business decision personnel are for various reasons, can't keep the continuing of creation data, real time monitoring.Remote monitoring just is meant, the above persons both just also can grasp the crucial service data of industry spot by modern communications technology and monitoring technique beyond industry spot, makes a strategic decision timely and adjusts.
2) multi-client: for a large-scale industry spot, often have multinomial monitor control index, as production run data, equipment operating data etc.Different staff is for different work divisions, and is also different to the emphasis of each monitor control index, and might monitor simultaneously an important indicator simultaneously.
3) weak real-time: require the staff to carry out real-time tracking, grasp the service data of crucial production process and key equipment monitoring on-the-spot data, and the variation tendency of nearest time period data.But it must be noted that this type of monitoring technique is that a kind of of the watch-dog of industry spot replenished, but not substitutes.A little less than such monitoring requirement, its real-time require relatively.
4) visualized graphs user operation: can be the same to the monitoring scene, to the selection of industrial item, to watch, operation such as information change realizes visual, is easy to study and use like this.
5) control of authority: the industry spot data relate to the core business of enterprise, and control of authority requires to give different responsibilities and different personnel with different authorities.
Concerning the application of enterprise-level, at present at the monitoring demand of above-mentioned remote, multi-user, weak real-time still neither one cheapness, easy-to-use, solution efficiently.Popularizing to solving this type of information integration problem with broad coverage rate of the development of mobile communications network and JAVA mobile phone provides brand-new a, effective method.
Cordless communication network is an important component part of wireless supervisory control system, can be divided into wireless private network and public cordless communication network two big classes, and public mobile communications network is the most general, the most cheap at present, also is that technology is the most ripe.As everyone knows, mobile phone is the most universal mobile communication facility of modern society.As the carry-on communication tool of user, mobile phone has natural user's affinity, utilizes mobile phone to realize remote monitoring, and its popularization, convenience are that any other technological means is incomparable.
Wireless JAVA is K-JAVA again, it is the wireless JAVA software platform technology that Sun Microsystems is specifically designed to embedded device, as a kind of programming language of more advanced safety, the relation of it and mobile phone is just as software and computer, and the mobile phone of the Java platform of built-in J2ME version is called the Java mobile phone.Release along with more and more Java mobile phones is applied to industrial trade with the Java mobile phone, utilizes the Java expanded function of mobile phone to realize that the wireless industrial monitoring becomes a kind of realistic plan.
By above introduction, the monitor client subsystem can be embedded mobile phone, by the lightweight logical operation and the data of carrying out monitor data on the monitoring mobile phone subsystem are shown, carry out exchanges data by mobile communications network and industrial monitoring server.The present invention is based on above principle, for solve this type of information integration problem with broad coverage rate provide one have wireless remote monitering, multi-client concurrent processing, the industrial monitoring method of characteristics such as graphical interfaces is mutual, real-time, Permission Levels are controlled, and developed system based on this method.
Summary of the invention
The purpose of this invention is to provide a kind of method and system of utilizing mobile phone to realize the wireless industrial monitoring.
The flow chart of data processing of this method comprises with lower part (shown in figure one):
1) user's download is installed the Monitor And Control Subsystem of mobile phone end and is finished initialization
2) the monitoring mobile phone subsystem is submitted register requirement to, and the industrial monitoring data server is finished right assignment by authentication
3) the monitoring mobile phone subsystem is submitted monitored instruction to by radio data network
4) the industrial monitoring data server is finished instruction process, and return results
Utilize mobile phone to realize that the system of wireless industrial monitoring has monitoring mobile phone subsystem, radio data network, Internet, the industrial monitoring data server that connects successively, the monitoring mobile phone subsystem is connected with Internet by mobile communications network, and the industrial monitoring data server is connected with Internet by Leased line.
The present invention and existing similar inventions relatively have the following advantages:
1) the present invention directly utilizes the mobile phone that is widely used as the wireless monitor subsystem, carries out the function expansion with K-Java.Because mobile phone as the carry-on communication tool of user, has natural user's affinity.Therefore the method that adopts the present invention to describe realizes remote monitoring, and its popularization, convenience are that any other technological means is incomparable.
2) Monitor And Control Subsystem carries out transfer of data by mobile communication wireless network.Along with further developing of mobile communication wireless network, will further increase its bandwidth, guaranteed the feasibility of the inventive method from practical standpoint.Simultaneously, can open the flat rate system service of mobile radio communication, sex-limited when having guaranteed real-time online no, guaranteed the feasibility of the inventive method from the cost angle.
3) native system available handsets number is as unique id of identification user, and simultaneously server adopts the multi-user concurrent processing capacity, can guarantee that multi-client monitors industry spot simultaneously.
Description of drawings
Fig. 1 utilizes mobile phone to realize wireless industrial supervisory control system block diagram;
Fig. 2 is an industrial monitoring data server functional module block diagram among the present invention;
Fig. 3 is a wireless industrial monitored instruction form schematic diagram among the present invention;
Fig. 4 is a monitoring mobile phone subsystem function block diagram among the present invention.
Embodiment
One is utilized the particularly method of the Java function realization wireless industrial monitoring of embedded with mobile phone of mobile phone, its related monitored instruction is used to the remote monitoring computer and proposes the monitoring application request to data server, for example to opc server inquiry real time data, to the historical data base enquiry of historical data etc.Data server is carried out client's request, and the result is returned the client of user radio industrial monitoring system, and finally feeds back to the user in the mode that shows at mobile phone screen.This method synthesis has adopted wireless communication technology, JAVA technology, Internet technology, and database technology can realize the granted access of user to the very-long-range of inside data of enterprise by mobile phone, convenient real-time creation data and the device data promptly inquired about.
The wireless industrial Monitor And Control Subsystem of mobile phone end is the standard bytecode of Java, can explain be carried out by the K-Java virtual machine, and this code is compressed into and waits for mobile phone-downloaded behind the standard JAR form in the following way:
1) infrared mode: the infrared interface of mobile phone is facing to the interface of the computer that has infrared function, and infrared function that Activates Phone then and the infrared function of PC are finished download.
2) data wire mode: transmission line one is rectified the interface that really is connected to computer, and the other end connects mobile phone.After the connection, install driving, program can Auto-Sensing transmission line port position.Utilize the download function of mobile phone to finish download.
3) OTA mode: also be aerial download (Over-the-Air).By OTA, the user can download the wireless industrial Monitor And Control Subsystem to the mobile phone specified memory easily as downloading in explorer.
Finish the initialization operation of wireless industrial Monitor And Control Subsystem by the K-JAVA virtual machine that can carry out the JAVA syllabified code in the mobile phone.The monitoring mobile phone subsystem is the detection of handset memory headroom at first, sets up following three functional module elements under the situation of guaranteeing the memory headroom abundance: interface logic unit (GUI), system recorder memory unit (RMS), data transfer logic unit (DTI).This work is finished automatically by subsystem.
Wherein the operation principle of monitoring mobile phone subsystem is by figure three expressions.
GUI handles the low-level operation with user interactions.At first register screen, user and land the data that screen, real time data monitor screen, historical data monitor screen, user profile are revised the input of screen, six image input screens responses of user log off screen user profile, confirm the validity that the user imports simultaneously by the initialization user.
For example: when entered passwords differ when the user registers, will show error message, and require the user to re-enter valid data.Confirm that the effective effective information afterwards of data message is compiled into byte data and deposits RMS in.Also responsible data among the RMS are read of GUI is presented on the mobile phone screen; Be used for following function expansion for leaving function expanded function interface in the expanded function subsystem that satisfies other monitoring demands.
RMS is the record management system that builds on a simple storage in the mobile phone memory.He is similar to a toy data base system that is based upon the mobile phone end, and each table (Table) of correspondence database is called as a Record Store (RS), and each among the Record Store is called as a Record.Record Store is a file of being made up of Record, and its integrality is to be safeguarded by the K-Java virtual machine of cell phone platform.The byte data that GUI is obtained deposits RMS in the situation of record sheet;
The network savvy that DTI is responsible for triggering mobile phone connects by the node that wireless network and Internet go up the industrial monitoring server.Have only when connecting wireless network for the first time, trigger the mobile phone network savvy.
The industrial monitoring data server links to each other with the industrial data storehouse of Internet and enterprises simultaneously.The application server end has three basic modules, real-time listening module, command process module, information loopback module.The real-time listening module adopts multiple terminals concurrent processing technology, for creating a separate threads, the user of each new binding finishes identical monitoring function, it mainly is responsible for monitoring network and connects, wait for the connection of client, in case when receiving the respective request of monitoring mobile phone subsystem, by Internet, wireless network and monitoring mobile phone subsystem connect successively, and the reception data, the information of will receiving is then given command process module.The instruction that command process module is responsible for receiving resolves to the instruction of standard SQL statement, carries out alternately with the industrial data storehouse, inquires about the retrieve user information table at every turn, comprises user right information in the user message table.Then only allow the high user of Permission Levels to carry out the data query monitoring to some critical datas, general data is then allowed to carry out the data query monitoring with all users.But can also specify prior designated user monitor data according to the phone number of user's registration, thereby arrive the division of authority, guarantee the fail safe of enterprise key data and core business.Carrying out corresponding encoded after simultaneously result of querying database being returned passes to the information loopback module and calls.Query Result after the information loopback module is responsible for encoding returns to client.
Once complete monitor task can be finished by carrying out successively as giving an order:
1) instruction REG
Instruction: user's register instruction, submit register requirement by the REG instruction to server
Server end returns true to be represented to succeed in registration, and returns false and represents the registration mistake
Lose.
Parameter: id---be used to judge the sign of user's uniqueness, can adopt SIM card number;
Password---be used for the password that validated user lands;
TagNO---be used to specify the monitoring item, usually at certain concrete system;
Width---the screen lateral resolution of client-end subsystem place mobile phone;
Height---the screen longitudinal frame of client-end subsystem place mobile phone
Server return value: true---expression is succeeded in registration;
False---expression registration failure
The parameter input screen: the user registers screen
2) instruction LOGIN
Instruction: the user lands instruction, and registered user will register phone number and password conduct
The parameter login system
Parameter: id---be used to judge the sign of user's uniqueness, can adopt SIM card number;
Password---be used for the password that validated user lands;
Server return value: true---expression is logined successfully;
False---expression login failure
Parameter input screen: user's login screen
3) instruction REAL
Instruction: the real time data monitoring, every period time clear screen.Show institute on the screen
The tagNO numerical value that returns from server is arranged.
Parameter: period---the time interval of periodic refreshing data in the real-time monitor procedure.
Server return value: string[]---the real time data of each tagNO correspondence
Parameter input screen: real time data monitor screen
4) instruction HIST
Instruction: historical data monitoring.By the parameter input, generate historical trend at server end
Figure.Show the * .png historical data tendency chart that returns, monitor message on the screen
Show in the drawings
Parameter: period---apart from the span of current time;
TagNO---monitoring item;
PeriodNo---the time span counting before and after the current monitoring period;
Server return value: image---historical data tendency chart, * .png form
Parameter input screen: historical data monitor screen
5) instruction SET
Instruction: user profile is revised
Parameter: password---change login password;
Width---change mobile phone lateral resolution;
Height---change mobile phone longitudinal frame;
TagNO---change client control position is good
Server return value: true---revise that success being set
False---revise that success being set
The parameter input screen: user profile is revised screen
6) instruction LOGOUT
Instruction: user log off screen
Server return value: true---registration failure
False---nullify failure
Parameter input screen: user log off screen
All subsystem and the transfer of data between server all adopt following coded system:
″<protocol>″：″<address>″：″<parameters>″
Wherein:＜protocol〉the agreement in the representative data transmission course
＜address〉represent the ip address of industrial monitoring data server
＜parameters〉needed transmission data
For example:
″http″：″10.13.22.88″：″13588404944?LOGIN(″13588404944″，″aaa″)″
Above-mentioned instruction is used for connecting by http agreement and application server 10.13.22.88, proposes logging request to server simultaneously, and login user is: 13588404944, and password: aaa.
The validity of server decision instruction, whether checking registration phone number exists successively, and whether password is correct, by interface channel return results character string.Return results is that false may be owing to following reason: user cipher is incorrect, network is obstructed, the database manipulation failure.
Historical monitored instruction is handled, and the industrial data monitoring server generates historical trend figure according to Query Result, and picture format is a * .png form, and feature size is then controlled according to cellphone information, to adapt to the mobile phone screen size.Can comprise following information among the historical trend figure:
1) monitoring period span sequence
2) item sequence of values
3) item title
4) item brief introduction
5) historical trend curve.
Claims (9)
1. one kind is utilized mobile phone to realize the method that wireless industrial is monitored.It is characterized in that, finish wireless remote monitor task by following step:
1) user's download is installed the Monitor And Control Subsystem of mobile phone end and is finished initialization;
2) the monitoring mobile phone subsystem is submitted register requirement to, and the industrial monitoring data server is finished right assignment by authentication;
3) the monitoring mobile phone subsystem is submitted monitored instruction to by mobile communications network;
4) the industrial monitoring data server is finished instruction process, and return results.
2. a kind of method of utilizing mobile phone to realize the wireless industrial monitoring according to claim 1, it is characterized in that, said user's download is installed the wireless industrial Monitor And Control Subsystem of mobile phone end and is finished initialization, what adopt is infrared mode, cellular phone data line mode, OTA network download mode, the mobile monitor subsystem is downloaded to mobile phone EMS memory, set up graphical user's interactive interface, carry out mobile phone state and detect, monitor interactive interface initialization and initialization of variable.
3. a kind of wireless industrial method for supervising that utilizes mobile phone to realize according to claim 2, it is characterized in that, said monitoring mobile phone subsystem is to run on the functional module on the K-Java virtual machine in the mobile phone, comprise interface logic unit GUI, system recorder memory unit R MS, data transfer logic cells D TI, wherein:
1) GUI is responsible for Memory Allocation, interface initialization, the input of monitoring demand information, information correct format coupling, comprises that at least the user registers screen, the user lands screen, real time data monitor screen, historical data monitor screen, user profile modification screen, user log off screen;
2) RMS is responsible for foundation, information stores, the information deletion of internal database;
3) DTI be responsible for triggering mobile phone wireless network savvy, information coding, with server connect passage, information is submitted to and subsystem in leave function expanded function interface and be used for following function expansion.
4. a kind of method of utilizing mobile phone to realize the wireless industrial monitoring according to claim 1, it is characterized in that, described monitoring mobile phone subsystem is submitted register requirement to, the industrial monitoring data server is finished right assignment by authentication, and the user submits to information can comprise unique identification, password, monitor message and terminal phone information etc.Wherein information header should comprise sign-on ID.The industrial monitoring data server is judged information header, judges the log-on message reasonability simultaneously, distribute data monitoring grade authority, return authentication information.
5. a kind of method of utilizing mobile phone to realize the wireless industrial monitoring according to claim 1, it is characterized in that, said monitoring mobile phone subsystem is submitted monitored instruction to, can specify real-time monitoring and inquiry instruction and the inquiry of historical data instruction, carry out the data flow mode and encode the back to long-range industrial monitoring data server submission monitoring request, remote server stands ready in the network monitoring mode and receives instruction, in case monitored instruction arrives and accept after be about to resolve to the corresponding monitor data handling process and the result of implementation of return instruction.
6. a kind of method of utilizing mobile phone to realize the wireless industrial monitoring according to claim 1, it is characterized in that, said industrial monitoring data server is finished instruction process and return results, and the industrial monitoring data server comprises instruction real-time listening module, command process module, information loopback module at least; It is by the information of real-time listening particular port, and the client of coming to be connected with request connects; And by interface channel, the information content that transmits is resolved to corresponding monitor data handling process, the result is returned to client after complete.
7. one kind is utilized mobile phone to realize the system that wireless industrial is monitored, it is characterized in that, it has monitoring mobile phone subsystem, radio data network, Internet, the industrial monitoring data server that connects successively, the monitoring mobile phone subsystem is connected with Internet by mobile communications network, and the industrial monitoring data server is connected with Internet by Leased line.
8. a kind of system that utilizes mobile phone to realize the wireless industrial monitoring according to claim 7 it is characterized in that said industrial monitoring data server has real-time listening module, information loopback module, and the and instruction processing module is joined respectively.User profile registration in the command process module, the inquiry of historical data, real time data inquiry, log-on message modify feature submodule explain to carry out and link to each other with database that server end adopts thread pool to handle the concurrent request of a plurality of client-end subsystem by SQL statement.
9. a kind of system that utilizes mobile phone to realize the wireless industrial monitoring according to claim 7, it is characterized in that said monitoring mobile phone subsystem keeps real-time online by mobile communication wireless network, realize that wireless monitor subsystem, industry spot monitoring server, industrial monitoring core database keep data sync.
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