CN106302729A - Current potential based on Data Fusion Structure and temperature acquisition network transmission system - Google Patents

Current potential based on Data Fusion Structure and temperature acquisition network transmission system Download PDF

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Publication number
CN106302729A
CN106302729A CN201610671706.XA CN201610671706A CN106302729A CN 106302729 A CN106302729 A CN 106302729A CN 201610671706 A CN201610671706 A CN 201610671706A CN 106302729 A CN106302729 A CN 106302729A
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China
Prior art keywords
data
temperature
fusion
current potential
road
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CN201610671706.XA
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Chinese (zh)
Inventor
李瑞金
郭来功
欧阳名三
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安徽理工大学
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Priority to CN201610671706.XA priority Critical patent/CN106302729A/en
Publication of CN106302729A publication Critical patent/CN106302729A/en

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    • GPHYSICS
    • G08SIGNALLING
    • G08CTRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C19/00Electric signal transmission systems
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00Data switching networks
    • H04L12/28Data switching networks characterised by path configuration, e.g. local area networks [LAN], wide area networks [WAN]
    • H04L12/2852Metropolitan area networks
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L67/00Network-specific arrangements or communication protocols supporting networked applications
    • H04L67/28Network-specific arrangements or communication protocols supporting networked applications for the provision of proxy services, e.g. intermediate processing or storage in the network
    • H04L67/2823Network-specific arrangements or communication protocols supporting networked applications for the provision of proxy services, e.g. intermediate processing or storage in the network for conversion or adaptation of application content or format

Abstract

Current potential based on Data Fusion Structure and temperature acquisition network transmission system.It is an object of the invention to by the measurement data to the multisensor that current potential and temperature collect module connect, utilize Multisensor Data Fusion Algorithm based on Kalman filtering, the multichannel data gathered is merged, thus obtain the estimated value more accurately of current potential and temperature variable, and then utilize the combination of two variablees to can solve the location positioning problem of projecting point, application real-time data base and non-real-time data storehouse technology store and transmission data simultaneously, effect in conjunction with Ethernet control circuit will be sent to server through Parallel Fusion structure algorithm process Hou 32 road potential value and 32 road temperature values, the computer technology data to getting are utilized to carry out concordance explanation and description, such that it is able to obtain the change of the geological environment of tested point accurately.

Description

Current potential based on Data Fusion Structure and temperature acquisition network transmission system

Technical field

The present invention relates to detection of data signal and network communication field, be specifically related to a kind of electricity based on Data Fusion Structure Position and temperature acquisition network transmission system.

Background technology

In the epoch that global economy and science and technology develop rapidly, intelligent perception technology is the most constantly sent out with sensor detecting Exhibition is progressive, and in the geological environment detections such as underground coal mine, oil exploration, bridge dam, the acquisition of sensor information accurately is The most crucial, as in underground coal mine digging production process, primitive stress balance in underground is broken, and wall rock destabilization phenomenon is therewith A large amount of generations, constitute safe coal and produce harm, such as the detection of bridge dam geologic data, flood impact once occur, greatly Dam is the most safe and reliable needs sensor acquisition data to be accurately analyzed, it is possible to promptly and accurately data accurately detected It is analyzed, it will reduce the accident in production work significantly, therefore to various in various production works of prevention Prominent harm, accomplishes the real time data acquisition of geology state change in various work process, and by collection data are entered Row blending algorithm is analyzed, for the purpose of the position of reliable location projecting point, invented a kind of current potential based on Data Fusion Structure with Temperature acquisition network transmission system.

In order to more accurately obtain external sensor perception surrounding provide necessary information and along with working environment with The complexity of task, single sensor can not preferably meet the system requirement to robustness, therefore multisensor Application and Data fusion technique system development design in the most constantly by use with innovation.It passes through data association, phase Close and the mode such as combination obtains positioning more accurately test environment or object, make full use of different time and space passes The data resource of sensor, the concordance using computer technology to be analyzed to obtain measurand is explained and describes, Jin Ershi The existing corresponding decision-making of system, the present invention has i.e. invented a kind of current potential based on Data Fusion Structure and temperature acquisition based on this thought Network transmission system.

Summary of the invention

It is an object of the invention to, by the measurement data to the multisensor that current potential and temperature collect module connect, utilize Multisensor Data Fusion Algorithm based on Kalman filtering, to gather multichannel data merge, thus obtain current potential and The estimated value more accurately of temperature variable, and then utilize the combination of two variablees just to can solve the location of position of projecting point Problem.

The technical problem to be solved realizes by the following technical solutions:

A kind of current potential based on Data Fusion Structure includes with the composition of temperature acquisition network transmission system external sensor: 32 path electrode sensors, 32 tunnel temperature sensors;Other circuit internal include: signal differential input circuit, signal gain are amplified Circuit, temperature transmitter, low-pass filter circuit, Ethernet control circuit, governor circuit, TF storage card;Software section includes: Data anastomosing algorithm technology, database technology.

32 path electrode sensors, 32 tunnel temperature sensors use Parallel Fusion structure, and parallel duplex sensor transmits data Merging, parallel duplex sensor transmission data carry out fusion and refer to 32 road potential acquisition data and 32 road temperature acquisition numbers According to sensor output data be all simultaneously entered to data fusion center, 32 road potential acquisition sensors, 32 tunnel temperature are adopted Not impact between collection sensor, the fusion center receiving data carries out General Office to various types of data by suitable method Reason, finally output result sends other circuit internal to, and then passes to governor circuit.

Software program uses the basic thought of Kalman filtering algorithm 32 road potential acquisition sensors and 32 tunnel temperature to be adopted Collection sensing data processes, and the basic thought of Kalman filtering algorithm is to estimate with the prediction of current measuring value with a upper moment The deviation of evaluation is multiplied by certain weight constantly revises the estimation of NextState.Utilize current potential and temperature acquisition sensing system Process model, predict its respective NextState, Kalman filtering algorithm is applied at 32 road potential acquisition sensors and 32 road temperature acquisition sensors, by the most multidata fusion and the fusion to multisensor, its result improves Current potential and temperature value obtain precision, reduce uncertainty, it is thus achieved that current potential and the estimated value more accurately of temperature variable, and then The combination utilizing two variablees just can solve the anchor point problem of projecting point.

Governor circuit includes the ARM acp chip STM32F107 of interconnection type 32, the acp chip of Ethernet control circuit DP8384C, TF RAM (random access memory) card, PC man machine interface, utilize the data that different sensors is transmitted by Data fusion technique by STM32 The analog-digital converter processing module of two 12 of portion directly combines and obtains one group of unified output data, according to different sensors The different pieces of information form transmitted and varying environment describe, and the different pieces of information form and the varying environment that transmit according to different sensors are retouched State, by electrode sensor transmit voltage analog, temperature transmit current-mode analog quantity, in conjunction with its local environment differ into Row merges.The thought of its data fusion center is to first have to these different types of data to be converted into identical form, then Carrying out relevant treatment, then process Hou 32 road potential acquisition signal, 32 temperature acquisition Xin He mono-road, road current signals are being led to Cross network transmission protocol ICP/IP protocol and too network interface telecommunication circuit is sent to PC man machine interface, data can also be protected simultaneously Exist in TF RAM (random access memory) card and back up, effectively save historical data.

The data that STM32F107 is mainly collected by the effect of Ethernet control circuit, and tie through Parallel Fusion Structure algorithm process Hou 32 road potential value and 32 road temperature values are sent to server.Ethernet control circuit mainly uses embedded Chip adds Ethernet network card chip, and ethernet nic chip uses DP83848C chip, and DP83848C PHY layer chip provides Function is equivalent to the physical layer of TCP/IP reference model, and the MAC layer that STM32F107 carries is equivalent to data link layer, and hardware connects Mouth uses RMII interface modes, and network control circuit effectively achieves reliable, the stable transmission of data, it is ensured that data are real The purpose of Shi Gengxin.

Database technology uses real-time data base and two kinds of non-real-time data storehouse database purchase type, and real-time data base carries Promptly and accurately can be supplied to fusion center for the observed result of current sensor, for calculating, i.e. current potential, temperature is real-time The collection value of change.The historical data of non-real-time data some sensors of library storage and the historical information of fusion calculation, i.e. electricity Position, temperature reality history collection storage value.The size of the information capacity of database purchase can be by outside extension storage unit TF Storage card expands memory capacity.

Accompanying drawing explanation

Fig. 1 is the overall control framework figure of the present invention

Fig. 2 is Kalman filtering control algolithm frame diagram of the present invention

Detailed description of the invention

For the technological means making the present invention realize, creation characteristic, reach purpose and be easy to understand with effect, below knot Conjunction is specifically illustrating, and the present invention is expanded on further.

A kind of current potential based on Data Fusion Structure and temperature acquisition network transmission system external sensor Composition includes: 32 path electrode sensors (1), 32 tunnel temperature sensors (2);Other circuit internal include: signal differential input electricity Road (3), signal gain amplifying circuit (4), temperature transmitter (5), voltage sampling (6), low-pass filter circuit (7), Ethernet Control circuit (8), governor circuit (9), TF storage card (10), 32 roads potential acquisition circuit (11), 32 road temperature collection circuits (12);Software section includes: data anastomosing algorithm technology, database technology.

32 path electrode sensors (1), 32 tunnel temperature sensors (2) use Parallel Fusion structure, and parallel duplex sensor passes Sending data to merge, parallel duplex sensor transmission data carry out fusion and refer to 32 road potential acquisition data and 32 tunnel temperature The data of the sensor output gathering data are all simultaneously entered to data fusion center, and 32 path electrode sensors (1), 32 tunnels Not impact between temperature sensor (2), various types of data are carried out by the fusion center receiving data by suitable method Integrated treatment, finally output result sends internal circuit to, and then passes to governor circuit.

A kind of current potential based on Data Fusion Structure and temperature acquisition network transmission system, software program is adopted With the basic thought of Kalman filtering algorithm, the data that 32 path electrode sensors (1), 32 tunnel temperature sensors (2) gather are carried out Process;The basic thought of Kalman filtering algorithm is to be multiplied by one by the deviation of current measuring value Yu the predicted estimate value in a upper moment Fixed weight constantly revises the estimation of NextState.Utilize current potential and the process model of temperature acquisition sensing system, come pre- Survey its respective NextState, Kalman filtering algorithm is applied in 32 path electrode sensors (1) and 32 tunnel temperature sensors (2), by the most multidata fusion and the fusion to multisensor, improve current potential and temperature acquisition value, make Its result precision is guaranteed, and reduces uncertainty, it is thus achieved that current potential and temperature the two variable estimated value more accurately, And then utilize the combination of the two variable to can solve the problem of location positioning of projecting point.

Governor circuit includes 32 ARM acp chip STM32F107 (9) of interconnection type, the core of Ethernet control circuit (8) Chip centroid DP8384C, TF storage card (10), PC man machine interface (13), utilize Data fusion technique different sensors to be transmitted Data, by the analog-digital converter processing module of internal for STM32F107 (9) two 12, the two kinds of variate-values that will collect Directly combination obtains one group of unified output data;The different pieces of information form and the varying environment that transmit according to different sensors are retouched State, by electrode sensor transmit voltage analog, temperature transmit current-mode analog quantity, in conjunction with its local environment differ into Row merges.The thought of its data fusion center is to first have to these different types of data to be converted into identical form, then Carrying out relevant treatment, and then Hou 32 road potential acquisition signal, 32 two groups of variablees of road temperature acquisition signal will processed as one Individual coordinate points, i.e. translation specifications data, be sent to by network transmission protocol ICP/IP protocol and too network interface control circuit (8) PC man machine interface (13), can also save the data in backup in TF storage card (10) simultaneously, effectively save historical data.

The data that STM32F107 (9) is mainly collected by the effect of Ethernet control circuit (8), and through parallel Fusion structure algorithm process Hou 32 road potential value and 32 road temperature values are sent to server.Ethernet control circuit (8) is main Using embedded chip to add Ethernet network card chip, ethernet nic chip uses DP83848C chip, DP83848C PHY layer The function that chip provides is equivalent to the physical layer of TCP/IP reference model, and the MAC layer that STM32F107 (9) carries is equivalent to data Link layer, hardware interface uses RMII interface modes, and network control circuit effectively achieves reliable, the stable biography of data Defeated, it is ensured that the purpose of data real-time update.

Database technology have employed real-time data base and two kinds of non-real-time data storehouse database purchase type, real-time data base The observed result providing current sensor promptly and accurately can be supplied to fusion center, and for calculating, i.e. current potential, temperature are in fact The collection value of Shi Bianhua.The historical data of non-real-time data some sensors of library storage and the historical information of fusion calculation, i.e. Current potential, temperature reality history collection storage value.The information capacity of database purchase can be stored by outside extension storage unit TF Card (10) expands memory capacity.

The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described.The technology of the industry Personnel, it should be appreciated that the present invention is not restricted to the described embodiments, simply illustrating this described in above-described embodiment and description The principle of invention, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, and these become Change and improvement both falls within scope of the claimed invention.Claimed scope by appending claims and Equivalent defines.

Claims (4)

1. a current potential based on Data Fusion Structure and temperature acquisition network transmission system, it is characterised in that: external sensor Composition include: 32 path electrode sensors, 32 tunnel temperature sensors;Internal circuit includes: signal differential input circuit, signal increase Benefit amplifying circuit, temperature transmitter, low-pass filter circuit, Ethernet control circuit, governor circuit, TF storage card.
A kind of current potential based on Data Fusion Structure and temperature acquisition network transmission system, it is special Levy and be: 32 path electrode sensors, 32 tunnel temperature sensors use Parallel Fusion structure, by 32 road potential acquisition data and 32 tunnels The data of the sensor output of temperature acquisition data are all simultaneously entered to data fusion center.
A kind of current potential based on Data Fusion Structure and temperature acquisition network transmission system, it is special Levy and be: the effect of Ethernet control circuit be the 32 road potential values that STM32F107 is collected and 32 road temperature value data and It is sent to server through Parallel Fusion structure algorithm process Hou 32 road potential value and 32 road temperature values.
A kind of current potential based on Data Fusion Structure and temperature acquisition network transmission system, it is special Levying and be: database technology uses real-time data base and two kinds of non-real-time data storehouse, real-time data base provides front electrode sensing The observed result of device and temperature sensor is for calculating;The historical data of non-real-time data some sensors of library storage and electricity Position, the historical information of fusion calculation of temperature value, the size of the information capacity of database purchase can be by outside extension storage list Unit's TF storage card expands memory capacity.
CN201610671706.XA 2016-08-15 2016-08-15 Current potential based on Data Fusion Structure and temperature acquisition network transmission system CN106302729A (en)

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CN103914056A (en) * 2014-04-25 2014-07-09 安徽福讯信息技术有限公司 Multiple information fusion facility agriculture production process monitoring device
US20150244675A1 (en) * 2008-06-20 2015-08-27 Arrayent, Inc. Wireless Internet Product System
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US20150244675A1 (en) * 2008-06-20 2015-08-27 Arrayent, Inc. Wireless Internet Product System
CN102316496A (en) * 2011-09-07 2012-01-11 上海交通大学 Data merging method based on Kalman filtering in wireless sensor network
CN103118439A (en) * 2013-01-18 2013-05-22 中国科学院上海微系统与信息技术研究所 Data fusion method based on sensor network node universal middleware
CN103914056A (en) * 2014-04-25 2014-07-09 安徽福讯信息技术有限公司 Multiple information fusion facility agriculture production process monitoring device
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Application publication date: 20170104