CN100407209C - Integrated management system for wireless data acquisition - Google Patents
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- CN100407209C CN100407209C CN2004100502447A CN200410050244A CN100407209C CN 100407209 C CN100407209 C CN 100407209C CN 2004100502447 A CN2004100502447 A CN 2004100502447A CN 200410050244 A CN200410050244 A CN 200410050244A CN 100407209 C CN100407209 C CN 100407209C
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Abstract
The present invention relates to an integrated management system for wireless data acquisition, which comprises an acquisition module, a data receiving and processing module and an integrated management module, wherein the acquisition module comprises a digital instrument and a terminal adaptor which takes a central processor as the center, is respectively connected with a first Bluetooth communication module and an optical coupling module and is connected with a data interface of the digital instrument by the optical coupling module through a second serial port, a built-in flash memory of the central processor in the terminal adaptor stores monitoring and processing programs; the data receiving and processing module is connected with a third serial port by a second Bluetooth communication module in a host adapter through a serial port module and is connected to computers through the third serial port; and the acquisition module and the data receiving and processing module send and receive data respectively through the first Bluetooth communication module in the terminal adapter and the second Bluetooth communication module in the host adapter. The integrated management system has the advantages of exact and timely data acquisition, high safety and wide application range and reduces the labor intensity of workers.
Description
Technical field
The present invention relates to a kind of data acquisition total management system, specifically a kind of data acquisition total management system that is applied to collection, transmission, analysis and the processing of dispersion measurement data.
Background technology
Various instrument and meters all have a wide range of applications in all trades and professions, the continuous data of instrument or instrument is the firsthand information of reflection energy resource consumption or various Monitoring Data, can these data gather the rationality that is related to the energy and distributes, the science of Industry Control and a series of problems such as correctness that rise to the management layer decision-making in time, accurately, and these problems also are directly connected to the benefit and the business indicator of enterprise operation.For making instrument or instrument more can accurately detect field data, the common medium that places it to monitor the measuring head of instrument or instrument, and reading partly is close to thereafter or adopts the structure of the two one, instrument or instrument for the interior dispersion measurement data on a large scale are difficult for its communication cable line is connected to center management system, otherwise its transmission signals is inaccurate, and construction costs is quite expensive.At present the meter reading method that generally adopts is every certain interval of time, and to on-the-spot reading, regardless of site environment how, the person of checking meter all will overcome all difficulties and finish this work by artificial.The gage work of checking meter is very heavy, especially wide and industry or unit more than the instrument be set in dispersion range, because these instruments or instrument are all copied reading needs for a long time, and can not obtain whole instruments or instrument reading at synchronization, data in time can not be gathered, in time report, be unfavorable for the operation control of enterprise, and along with the variation of environmental baseline, be installed on the liquid crystal water meter of down-hole as Running-water Company, the long-pending full rainwater in down-hole in summer, winter weather cold, the water meter of liquid crystal display at all can't readings; The down-hole has the automobile of dealing on biogas, the road also to threaten staff's personal safety, the difficulty that everything has all increased the instrument and meter accuracy of reading, has in time obtained.
Summary of the invention
Continuous data reads difficulty, uploads the problems such as restriction that data are subjected to communication modes on the existing instrument and meter in order to solve, the object of the present invention is to provide and a kind ofly in time, accurately obtain the flow counting of instrument or instrument in can be at one time, and can at any time the continuous data of instrument or instrument be uploaded the data acquisition total management system of master-control room computing machine.
For achieving the above object, the technical solution used in the present invention is:
The present invention includes acquisition module, Data Receiving processing module and comprehensive management module, wherein: acquisition module is made up of digital instrument and terminal adapter, terminal adapter is the center with the central processing unit, link to each other with first serial with the RXD0 port by TXD0, TXEN, be connected with first bluetooth communication module by first serial again; Central processing unit is connected with the first optocoupler module, the second optocoupler module respectively with the TXD port by RXD, is connected with the data-interface of instrument with TXD2, the CS port of the second optocoupler module by second serial by the first optocoupler module again; Central processing unit links to each other with house dog with Off-RST by pin R in; Central processing unit links to each other with clock module by pin 3SCL, 3SDA: power module is connected to the power control terminal PWR of central processing unit; The VCC pin of central processing unit, the first optocoupler module, the second optocoupler module, clock module and house dog all is connected to the output terminal of power module: have the monitoring handling procedure in the embedded flash memory of the central processing unit in the terminal adapter; The Data Receiving processing module is made up of host adapter and computing machine, second bluetooth communication module is by pin TXD4 in the host adapter, RXD4 links to each other with serial port module with TXEN4, this serial port module is again by pin TXD3, RXD3 links to each other with the 3rd serial ports J3 with TXEN3, second bluetooth communication module and serial port module are connected to the 3rd serial ports by power control terminal PWR, are connected to computing machine by the 3rd serial ports again: acquisition module and Data Receiving processing module transmit and receive data by first bluetooth communication module in the terminal adapter and second bluetooth communication module in the host adapter respectively; Computing machine in the Data Receiving processing module is uploaded to master-control room server in the comprehensive management module with the instrumented data that collects, and has supervisory routine in the master-control room server;
The idiographic flow of described monitoring handling procedure is:
1) initialization central processing unit;
2) setting first bluetooth communication module is accepting state;
3) central processing unit enters the low-power consumption duty;
4) judge whether to receive that request that second bluetooth communication module sends uploads the signal of data, central processing unit is in the break in service mode and works, if receive the request signal that second bluetooth communication module sends, the central processing unit circuit changes normal operating conditions over to from the low-power consumption duty, if do not receive the request signal that second bluetooth communication module sends, central processing unit still is in the break in service mode works, and central processing unit is still in the low-power consumption duty;
5) after receiving that the signal of data is uploaded in request that second bluetooth communication module sends, set first bluetooth communication module (U3) and be transmit status;
6) control first bluetooth communication module by first serial and send instrumented data to second bluetooth communication module.
The present invention compares with other prior aries and has the following advantages:
1. data acquisition is accurate, timely, high efficiency.Because the present invention utilizes blue-tooth technology to carry out the collection of instrumented data by host adapter and terminal adapter, promptly replaced manual metering in the past with data acquisition, can whole gauging instruments of same time keeping or instrumented data, directly generate database, significantly reduced the time of checking meter, making form, be convenient to the management that exercises supervision, prevent that data are inaccurate the meter reading personnel.
2. be beneficial to the rationality of energy distribution and the accuracy of industrial monitoring.Because the present invention utilizes the relation between database comparison summary table and each the spaced point surface low amount accumulative total, be convenient to the clearing between main office and each branch office, effectively control water consumption, the reasonable distribution water resource, and relatively by data, determined whether the evaporating, emitting, dripping or leaking of liquid or gas phenomenon, for enterprise reduces economic loss.
3. safe, reduced staff's labour intensity, guarantee personal safety.Because the present invention need not meter reading personnel's meter reading in person to the scene in use, both saved time, laborsaving, avoided the danger that brings as rugged surroundings such as down-hole biogas, anoxic again.
4. control function is powerful.Because the total data of system of the present invention derives from the instrument of being responsible for dispersion measurement, system carries out conduct monitoring at all levels to the historical data of instrument and meter, the duty that whether crashes, in case instrument and meter work is undesired, system will preserve the final data and the time of instrument and meter as black box;
5. changed the situation that communication two party is on an equal footing in traditional communication modes.In the data-signal gatherer process, the present invention is considered as a subsystem with the dispersion measurement instrument and meter, data from the dispersion measurement instrument and meter, adopts wired mode, utilizes unconventional communications protocol to carry out communication.Interference-free in order to guarantee in the process of data communication simultaneously, the measure that the communication between system and the instrument and meter adopts photoelectricity to isolate makes data transmission smooth and easy, has realized the efficient data calculation process of data acquisition.
6. adaptive capacity to environment is strong, guarantees the supply of working power.Because the shell of terminal adapter of the present invention is firm and through encapsulation process, make the endure a very long time under its condition that is in humidity even water logging; Because the present invention adopts blue-tooth technology, gather the data-signal that comes and be sent in the notebook in multichannel mode by Bluetooth chip, efficiently solve the problem of signal shielding; System has selected the lithium battery of big ampere-hour,, dependable performance low from loss for use, adopt the chip of microampere (uA) level simultaneously, and adopt step working method, make system be in the state of dormancy most of times, thereby greatly reduce the power consumption of system, the Theoretical Calculation power supply can use 800 working days, the conservative expectation year of can working, and when supply voltage is lower than setting value, can start standby power supply automatically, can use 6 reserve batteries at most, solve the problem that some specific environment does not have ready-made working power to supply
7. management function is perfect.Host computer database of the present invention is responsible for data communication, whole historical datas is carried out file administration, can conveniently inquire about the historical data of every instrument, and can print various required forms, realize the automatic clearing at per the end of month, finish a job such as automatic mixing division of flow; To the instrument of every dispersion measurement being responsible for, the sign of default one identity comprises the information such as geographic position of this table.With information such as the integrated flow that receives, instantaneous delivery, direction of the traffic record and at once with last month data compare, whether occur unusually with verification system and instrumentation; In order to realize that this database also is provided with the essential hierarchical management system of network management to the security of data management, the management hierarchy personnel of different stage can enter different data query functional areas, guarantee that data accurately and reliably.
8. native system is applicable to security alarm, the wireless wide spectrums such as table, household and industrial automation, far-end remote control and wireless data sending of sweeping automatically.
Description of drawings
Fig. 1 is a system architecture theory diagram of the present invention;
Fig. 2 is the host adapter circuit theory diagrams;
Fig. 3 is the terminal adapter circuit theory diagrams;
Fig. 4 is the terminal adapter program flow diagram;
Fig. 5 is a supervisory routine structural drawing of the present invention.
Embodiment
Shown in Fig. 1～4, the present invention includes acquisition module, Data Receiving processing module and comprehensive management module, wherein: acquisition module is made up of digital instrument and terminal adapter, terminal adapter is the center with the central processor CPU, link to each other with first serial J1 with the RXD0 port by TXD0, TXEN, be connected with the first bluetooth communication module U3 by first serial J1 again; Central processor CPU is connected with the first optocoupler module Txd1, the second optocoupler module CS1 respectively with the TXD port by RXD, is connected with the data-interface of instrument by TXD2, the CS port of second serial J2 with the second optocoupler module CS1 by the first optocoupler module Txd1 again; Central processor CPU links to each other with house dog U1 with Off-RST by pin Rin; Central processor CPU links to each other with clock module U2 by pin 3SCL, 3SDA; Power module D1 is connected to the power control terminal PWR of central processor CPU; The VCC pin of central processor CPU, the first optocoupler module Txd1, the second optocoupler module CS1, clock module U2 and house dog U1 all is connected to the output terminal of power module D1; There is the monitoring handling procedure in the embedded flash memory of central processor CPU in the terminal adapter;
The Data Receiving processing module is made up of host adapter and computing machine, the second bluetooth communication module U4 links to each other with serial port module U5 with TXEN4 by pin TXD4, RXD4 in the host adapter, this serial port module U5 links to each other with the 3rd serial ports J3 with TXEN3 by pin TXD3, RXD3 again, the second bluetooth communication module U4 and serial port module U5 are connected to the 3rd serial ports J3 by power control terminal PWR, are connected to computing machine by the 3rd serial ports J3 again;
Acquisition module and Data Receiving processing module transmit and receive data by first bluetooth communication module U3 in the terminal adapter and the second bluetooth communication module U4 in the host adapter respectively;
Computing machine in the Data Receiving processing module is uploaded to master-control room server in the comprehensive management module by network, floppy disk, flash disk or external hard disk etc. with the instrumented data that collects, and has supervisory routine in the master-control room server.
Described computing machine can be portable computer, desk-top computer or palm PC.
The idiographic flow of described monitoring handling procedure is:
1) initialization central processor CPU;
2) setting the first bluetooth communication module U3 is accepting state;
3) central processor CPU enters the low-power consumption duty;
4) judge whether to receive that request that the second bluetooth communication module U4 sends uploads the signal of data, central processor CPU is in the break in service mode and works, if receive the request signal that the second bluetooth communication module U4 sends, the central processor CPU circuit changes normal operating conditions over to from the low-power consumption duty, if do not receive the request signal that the second bluetooth communication module U4 sends, central processor CPU still is in the break in service mode works, and central processor CPU is still in the low-power consumption duty;
5) after receiving that the signal of data is uploaded in request that second bluetooth communication module sends, set first bluetooth communication module (U3) and be transmit status;
6) control the first bluetooth communication module U3 by first serial J1 and send instrumented data to the second bluetooth communication module U4 (repeating to send 8 times among the embodiment) to guarantee to receive the data success.
Data acquisition module of the present invention adopts the DSP430 chip of TI company, because DSP430 operates under the 1MHz clock condition, to between the 400uA, operating voltage is 1.8～3.6 volts to working current, can realize the efficient data calculation process in the data-signal gatherer process at 0.1A.Data from the dispersion measurement instrument and meter, adopt wired mode, utilize unconventional communications protocol to carry out communication.This system is considered as a subsystem with the dispersion measurement instrument and meter, has changed the situation that communication two party is on an equal footing in traditional communication modes.System sends low level choosing to instrument and meter and believes that CS. begins to send data as the instrument and meter of subsystem, has only till system receives correct data-signal.Interference-free in order to guarantee in the process of data communication simultaneously, the measure that the communication between system and the instrument and meter adopts photoelectricity to isolate, the withstand voltage 2000V-3000V that reaches makes data transmission smooth and easy.
The present invention adopts 16 computer chip as main control unit, data can be stored.Gather the data-signal that comes and be sent in the notebook in multichannel mode, generate the database that needs, save historical data by the first bluetooth communication module U3 and the second bluetooth communication module U4.Because the communication context requirement of Bluetooth technology, best communication distance is in 10 meters.Why adopt blue-tooth technology, mainly be based on the reason that there is serious signal shielding in the shaft bottom, and blue-tooth technology can solve the difficult problem of signal shielding.System has adopted contemporary state-of-the-art Europe " Bluetooth technology " to use digital science and technology, combine by single IC, but the miniature ISM-frequency range transceiver of high speed transmission data signal, working frequency range is 433--434MHz, can set up 2 working channels arbitrarily, aerial transmitted data rates is 19.2Kbps, and operating voltage range is 2.7V-5.25V, is applicable to security alarm, wireless automatic meter reading, household and industrial automation, far-end remote control, wireless data sending or the like wide range of systems field.
Because some specific environment does not have ready-made energy supply, and environment is very abominable, system is under the condition of humidity even water logging still will work a very long time, so terminal adapter has firm shell and carries out excellent sealing, selected big ampere-hour simultaneously for use, low from loss, the lithium battery of dependable performance, adopt the chip of microampere (uA) level simultaneously, and adopt step working method, make system be in the state of dormancy most of times, thereby greatly reduce the power consumption of system, the Theoretical Calculation power supply can use 800 working days, the conservative expectation year of can working.The present invention can monitoring power supply energy proportion, when supply voltage is lower than setting value, can start standby power supply, to guarantee the request for utilization of system, can use 6 standby power supplies at most.
For realization system record data and realize discontinuous operation accurately, adopted accurate reliable clock chip, guarantee the accurate operation of system.Because total data of the present invention derives from the instrument of being responsible for dispersion measurement, therefore, the serviceability that whether normally directly influences system of instrument and meter work, therefore system carries out conduct monitoring at all levels to the historical data of instrument and meter, the duty that whether crashes, in case instrument and meter work is undesired, system will preserve the final data and the time of instrument and meter as black box.
The present invention adopts the storage chip of 18K, guarantees the historical data in the recording instrument certain hour section.
As shown in Figure 5, be supervisory routine structured flowchart of the present invention.Database of the present invention mainly is responsible for data communication, and writes down whole historical datas, and to every instrument of the dispersion measurement be responsible for, the sign of default one identity comprises the information such as geographic position of this table.With information such as the integrated flow that receives, instantaneous delivery, direction of the traffic record and at once with last month data compare, whether occur unusually with verification system and instrumentation.Whole historical datas is carried out file administration, can conveniently inquire about the historical data of every instrument, and can print various required forms, realize the automatic clearing at per the end of month, finish a job such as automatic mixing division of flow.
In order to realize that this database also is provided with the essential hierarchical management system of network management to the security of data management, the management hierarchy personnel of different stage can enter different data query functional areas, guarantee that data accurately and reliably.
As shown in Figure 3, the principle of work of terminal adapter is:
Power module D1 output 3.6V voltage is given the first bluetooth communication module U3 power supply, and central processor CPU (model is DSP430) is by transmitting-receiving duty or the low-power consumption duty of the TXEN bow f foot control system first bluetooth communication module U3 of first serial J1; Central processor CPU is by Rest-bit and the Off-rst house dog U1 that regularly resets, if central processor CPU does not send reset signal to house dog U1 in a period of time, illustrate that central processor CPU makes mistakes or shut down, then the RST pin of house dog U1 restarts central processor CPU: clock module U2 controls regularly transceive data of the first bluetooth communication module U3 by 3SDA, 3SCL pin and central processor CPU by the TXEN pin of first serial; Central processor CPU is uploaded data by the CS pin of the second optocoupler module CS1 to the instrument request, upload the TXD2 pin of data by the first optocoupler module Txd1 to central processor CPU, central processor CPU is controlled the second bluetooth communication module U4 that the first bluetooth communication module U3 sends to data host adapter by the TXEN pin again.
Central processor CPU can be by first serial J1 pin RXDO and TXDO and the first bluetooth communication module U3 carry out communication.
As shown in Figure 4, the course of work of terminal adapter is:
The second bluetooth communication module U4 is from the first bluetooth communication module U3 transceive data, and these data are uploaded to portable computer or PDA by serial port module U5 and the 3rd serial ports J3; Portable computer or PDA provide the voltage of 3.6V for the second bluetooth communication module U4 by the 3rd serial ports J3; Portable computer or PDA control the transmitting-receiving duty of the second bluetooth communication module U4 by TXEN3, the TXEN4 pin of the 3rd serial ports J3 and serial port module U5.
It is example that present embodiment reads the water system Source of Gateway Meter with the staff that checks meter of water supply industry.During use, terminal adapter of the present invention is connected with the data-interface of instrument, the automobile that is loaded with the meter reading personnel crosses from well is other, the data acquisition instruction that the Data Receiving disposal system is sent sends out by Bluetooth chip. after this signal is received by first Bluetooth chip on the low-power consumption acquisition module, microprocessor carries out the A/D conversion with the standard signal of water meter, or by the worm gear table, the RS232 that water meters such as ultrasonic wave table itself have, RS485, data-interfaces such as RS422, the flow information collection is stored, setting address (table number) with water meter, the meter reading time, water (flow) direction and water meter other information such as parameter together, be sent in the computing machine of Data Receiving disposal system (present embodiment is a portable notebook computer) through the first bluetooth communication module U3, and generate database at once, these information and data are transferred in the computing machine of central dispatching room again, the historical record of every table clearly can be embodied on database, just can carry out the assessment of each company management situation according to these data.
The foregoing description is at concrete explanation of using of the present invention, is not in order to limit claim of the present invention.The present invention also can be widely used in every digital implementation or instrument that have communication interface such as the energy (comprising industries such as oil, electric power, rock gas and coal gas), traffic, medical care (especially isolated area) and enterprises and institutions.
Claims (3)
1. data acquisition total management system is characterized in that: comprise acquisition module, Data Receiving processing module and comprehensive management module, wherein:
Acquisition module is made up of digital instrument and terminal adapter, terminal adapter is the center with central processing unit (CPU), link to each other with first serial (J1) with the RXD0 port by TXD0, TXEN, be connected with first bluetooth communication module (U3) by first serial (J1) again; Central processing unit (CPU) is connected with the first optocoupler module (Txd1), the second optocoupler module (CS1) respectively with the TXD port by RXD, is connected with the data-interface of instrument with TXD2, the CS port of the second optocoupler module (CS1) by second serial (J2) by the first optocoupler module (Txd1) again; Central processing unit (CPU) links to each other with house dog (U1) with Off-RST by pin R in; Central processing unit (CPU) links to each other with clock module (U2) by pin 3 SCL, 3SDA; Power module (D1) is connected to the power control terminal PWR of central processing unit (CPU); The VCC pin of central processing unit (CPU), the first optocoupler module (Txd1), the second optocoupler module (CS1), clock module (U2) and house dog (U1) all is connected to the output terminal of power module (D1); There is the monitoring handling procedure in the embedded flash memory of central processing unit in the terminal adapter (CPU);
The Data Receiving processing module is made up of host adapter and computing machine, second bluetooth communication module (U4) links to each other with serial port module (U5) with TXEN4 by pin TXD4, RXD4 in the host adapter, this serial port module (U5) links to each other with the 3rd serial ports J3 with TXEN3 by pin TXD3, RXD3 again, second bluetooth communication module (U4) and serial port module (U5) are connected to the 3rd serial ports (J3) by power control terminal PWR, are connected to computing machine by the 3rd serial ports (J3) again;
Acquisition module and Data Receiving processing module transmit and receive data by first bluetooth communication module (U3) in the terminal adapter and second bluetooth communication module (U4) in the host adapter respectively;
Computing machine in the Data Receiving processing module is uploaded to master-control room server in the comprehensive management module with the instrumented data that collects, and has supervisory routine in the master-control room server.
2. by the described data acquisition total management system of claim 1, it is characterized in that: described computing machine can be portable computer, desk-top computer or palm PC.
3. by the described data acquisition total management system of claim 1, it is characterized in that: described monitoring handling procedure, its idiographic flow is:
1) initialization central processing unit (CPU);
2) setting first bluetooth communication module (U3) is accepting state;
3) central processing unit (CPU) enters the low-power consumption duty;
4) judge whether to receive that request that second bluetooth communication module (U4) sends uploads the signal of data, central processing unit (CPU) is in the break in service mode and works, if receive the request signal that second bluetooth communication module (U4) sends, central processing unit (CPU) circuit changes normal operating conditions over to from the low-power consumption duty, if do not receive the request signal that second bluetooth communication module (U4) sends, central processing unit (CPU) still is in the break in service mode works, and central processing unit (CPU) is still in the low-power consumption duty;
5) after receiving that the signal of data is uploaded in request that second bluetooth communication module sends, set first bluetooth communication module (U3) and be transmit status;
6) send instrumented data to second bluetooth communication module (U4) by first serial (youngster) control first bluetooth communication module (U3).
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| CN103337150A (en) * | 2013-06-19 | 2013-10-02 | 桂林鸿程矿山设备制造有限责任公司 | Long-distance intelligent monitoring system of grinding machines |
| CN103414501A (en) * | 2013-08-22 | 2013-11-27 | 威海市天罡仪表股份有限公司 | Bluetooth adapter for industrial instrument |
| CN104361730B (en) * | 2014-10-29 | 2017-09-12 | 梁永富 | The data communication system and transfer approach of intelligent metering instrument |
| CN112256468B (en) * | 2020-10-26 | 2024-03-12 | 华能国际电力开发公司吉林白城风电分公司 | Online anemometer watchdog system |
| CN112788578A (en) * | 2020-12-30 | 2021-05-11 | 河南许继仪表有限公司 | Power terminal Bluetooth communication system and control method thereof |
| CN113922983B (en) * | 2021-08-31 | 2024-03-08 | 河北智恩网络科技有限公司 | Dangerous source data acquisition method capable of customizing data format |
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| 蓝牙无线抄表传感器的设计. 卢伟国.单片机与嵌入式系统应用，第2004年第7期. 2004 * |
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| 蓝牙无线数据采集模块的设计. 张玉真，马建仓.电子设计应用，第2004年第1期. 2004 * |
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