CN106843042A - A kind of high-performance data acquisition system - Google Patents
A kind of high-performance data acquisition system Download PDFInfo
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- CN106843042A CN106843042A CN201710033734.3A CN201710033734A CN106843042A CN 106843042 A CN106843042 A CN 106843042A CN 201710033734 A CN201710033734 A CN 201710033734A CN 106843042 A CN106843042 A CN 106843042A
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
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- Computer Networks & Wireless Communication (AREA)
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- General Physics & Mathematics (AREA)
- Automation & Control Theory (AREA)
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Abstract
The invention discloses a kind of high-performance data acquisition system, including experimental facilities, data acquisition device, server, INTERNET networks and the user terminal being sequentially connected；The data acquisition device includes interface section, data processing section, data cache module and ancillary equipment, and the interface section, data cache module and ancillary equipment are connected with data processing section；The ancillary equipment includes the A/D converter, filter and the sensing device that are sequentially connected, and the A/D converter is connected with data acquisition device.The present invention can complete the collection and treatment to various distinct device data messages by setting a kind of data acquisition device that can be connected with the laboratory apparatus of different model, so as to realize teledata exchange and share.
Description
Technical field
The present invention relates to a kind of data collecting system, and in particular to a kind of high-performance data acquisition system.
Background technology
During scientific technological advance, the shared raising to scientific research level of resource information has important meaning
Justice, at present, in some enterprises, institution of higher learning and scientific research institution, due to the limitation of management system and equipment employment mechanism, greatly
The utilization rate of type laboratory apparatus is extremely limited, and causes substantial amounts of wasting of resources phenomenon.And, usual laboratory apparatus is due to function
Difference, the difference of production firm so that mode, the storage format of data etc. for obtaining data are differed, various experiment instruments
What device was substantially used is all oneself special data acquisition device, it is impossible to meet the requirement of large-scale experiment shared platform.
If using Remote Control Experiment for large-scale experiment instrument, one side user can at any time, anyly
Point is tested by network, is conducive to the study and work plan of user's arranged rational oneself, and no longer by time and ground
The constraint of point, on the other hand can then improve the utilization rate of lab resources.
Therefore, in large-scale experiment instrument share platform is built, various distinct device data messages in platform how to be completed
Collection and treatment be realize teledata exchange and shared key.
The content of the invention
The technical problems to be solved by the invention are to overcome the deficiencies in the prior art, there is provided a kind of high-performance data collection system
System, it passes through to set a kind of data acquisition device that can be connected with the laboratory apparatus of different model, can complete to various differences
The collection and treatment of device data information, so as to realize teledata exchange and share.
The present invention is achieved through the following technical solutions：
A kind of high-performance data acquisition system, including be sequentially connected experimental facilities, data acquisition device, server,
INTERNET networks and user terminal；The data acquisition device include interface section, data processing section, data cache module and
Ancillary equipment, the interface section, data cache module and ancillary equipment are connected with data processing section；The ancillary equipment
Including the A/D converter, filter and the sensing device that are sequentially connected, the A/D converter is connected with data acquisition device；
The experimental facilities：For transmitting a signal to data acquisition device, it is additionally operable to receive the signal of data acquisition device transmission；
The data acquisition device：For gathering and receiving the signal of experimental facilities transmission and transmit a signal to server；It is additionally operable to connect
Receive the signal of server transmission and transmit a signal to experimental facilities；The server：For receiving data acquisition device transmission
Signal simultaneously sends a signal to INTERNET networks, is additionally operable to receive the signal of INTERNET networks transmission and send a signal to
Data acquisition device；The INTERNET networks：For the reception server transmission signal and transmit a signal to user terminal；Also
For receiving the signal of user terminal transmission and transmitting a signal to server；The user terminal：For receiving INTERNET
The signal of network transmission, is additionally operable to send a signal to INTERNET networks.During using the present invention, data acquisition device can be by connecing
Oral area point is connected with the laboratory apparatus of different model, and data acquisition device can forward simple control instruction, such as start, stop
Only etc., the data that data acquisition device will be collected are kept in data cache module and will be adopted by server and INTERNET networks
The data for collecting are sent to user terminal, and the user in strange land can be signed in using user terminal (such as PC) by internet
Server, and the data in experimental facilities are downloaded, so as to reach the purpose of experimental data resource-sharing；In addition, user can also
Experimental data is imported into MATLAB, using MATLAB powerful drawing function and analytic function, experimental data is carried out more
It is efficient analysis.And the present invention sets filter between A/D conversion equipments and sensing device, circuit can be effectively filtered out
In harmonic wave it is more environmentally-friendly so that accuracy when improving data acquisition, can also reduce noise.
Further, the circuit structure of the filter includes the first electric capacity, the second electric capacity, the first amplifier, second
Amplifier, the first diode, the second diode, first resistor, second resistance, 3rd resistor, the 4th resistance, the 5th resistance,
Six resistance, the 7th resistance and the 8th resistance；One end of first electric capacity as filter input, the first electric capacity it is another
One end is connected with one end of first resistor, and the other end of first resistor amplifies with the negative pole of the first diode and first respectively simultaneously
The inverting input connection of device, the positive pole of the first diode is connected with the negative pole of the second diode, the first amplifier it is same mutually defeated
Enter end to be connected with one end of the 4th resistance, the other end ground connection of the 4th resistance, the output end of the first amplifier is connected to the one or two
On the circuit that pole pipe is connected with the second diode, the positive pole of the second diode is connected with one end of the 5th resistance, the 5th resistance
The other end is connected with the inverting input of the second amplifier and one end of the second electric capacity respectively simultaneously, the other end of the second electric capacity with
The output end connection of the second amplifier, the in-phase input end of the second amplifier is connected with one end of the 6th resistance, the 6th resistance
The other end is grounded, and the other end of the second electric capacity the 5th resistance of relative connection goes out end as the input of filter；First electric capacity phase
The other end as filter input is also connected with one end of 3rd resistor, the other end of 3rd resistor and the 7th resistance
One end connection, the other end of the 7th resistance is connected with one end of the 8th resistance, the other end and the second amplifier of the 8th resistance
Output end connection, the other end of first resistor the first electric capacity of relative connection is also connected with one end of second resistance, second resistance
The other end be connected on the circuit that the second diode is connected with the 5th resistance.Sensing device output is passed through to the signal of filter
First capacitor filtering, after the first diode, the second diode and the first amplifier rectification, then amplifies and second through the second amplifier
Capacitor filtering, finally for A/D converter is input into a real signal of reliability.
Further, the 8th resistance is swept resistance.8th resistance is incited somebody to action as the accurate correction resistance of filter circuit
It is set to swept resistance, is easy to regulation.
Further, the interface section includes RS232 interfaces.
Further, the interface section includes USB interface.
Further, the interface section includes ide interface.
Further, the chip model of data processing section is XC2VP30.
The present invention compared with prior art, has the following advantages and advantages：1st, the present invention can by setting one kind
The data acquisition device with multiple interfaces being connected with the laboratory apparatus with different model, can complete to various distinct device numbers
It is believed that the collection and treatment of breath；2nd, the remote communication of experimental data is realized using internet and is shared, both increased the utilization of resources
Efficiency, reduces cost of investment, and strong antijamming capability again.The 3rd, filter is set, can be effectively filtered out humorous in circuit
Ripple, so that accuracy when improving data acquisition, can also reduce noise, it is more environmentally-friendly.
Brief description of the drawings
Accompanying drawing described herein is used for providing further understanding the embodiment of the present invention, constitutes of the application
Point, do not constitute the restriction to the embodiment of the present invention.In the accompanying drawings：
Fig. 1 is schematic structural view of the invention.
Fig. 2 is the structural representation of data acquisition device.
Fig. 3 is the electrical block diagram of filter.
Specific embodiment
To make the object, technical solutions and advantages of the present invention become more apparent, with reference to embodiment and accompanying drawing, to this
Invention is described in further detail, and exemplary embodiment of the invention and its explanation are only used for explaining the present invention, do not make
It is limitation of the invention.
Embodiment
As shown in Figure 1, Figure 2 and Figure 3, a kind of high-performance data acquisition system of the present embodiment offer, including be sequentially connected
Experimental facilities, data acquisition device, server, INTERNET networks and user terminal；Data acquisition device includes interface section, data
Process part, data cache module and ancillary equipment, interface section, data cache module and ancillary equipment are and data processing division
Divide connection；Ancillary equipment includes the A/D converter, filter and the sensing device that are sequentially connected, A/D converter and data acquisition
Case is connected；Experimental facilities：For transmitting a signal to data acquisition device, it is additionally operable to receive the signal of data acquisition device transmission；Data
Vasculum：For gathering and receiving the signal of experimental facilities transmission and transmit a signal to server, the reception server is additionally operable to
The signal of transmission simultaneously transmits a signal to experimental facilities；Server：For receiving the signal of data acquisition device transmission and by signal
INTERNET networks are sent to, are additionally operable to receive the signal of INTERNET networks transmission and send a signal to data acquisition device；
INTERNET networks：For the reception server transmission signal and transmit a signal to user terminal, for receiving user terminal
The signal of transmission simultaneously transmits a signal to server；User terminal：Signal for receiving the transmission of INTERNET networks, is additionally operable to
Send a signal to INTERNET networks.
In the present embodiment, the circuit structure of filter include the first electric capacity C1, the second electric capacity C2, the first amplifier A1,
Second amplifier A2, the first diode D1, the second diode D2, first resistor R1, second resistance R2,3rd resistor R3, the 4th
Resistance R4, the 5th resistance R5, the 6th resistance R6, the 7th resistance R7 and the 8th resistance R8；One end of first electric capacity C1 is used as filtering
The input of device, the other end of the first electric capacity C1 is connected with one end of first resistor R1, and the other end of first resistor R1 is simultaneously
It is connected with the negative pole of the first diode D1 and the inverting input of the first amplifier A1 respectively, the positive pole of the first diode D1 and
The negative pole connection of two diode D2, the in-phase input end of the first amplifier A1 is connected with one end of the 4th resistance R4, the 4th resistance
The other end ground connection of R4, the output end of the first amplifier A1 is connected to the circuit that the first diode D1 is connected with the second diode D2
On, the positive pole of the second diode D2 is connected with one end of the 5th resistance R5, and the other end of the 5th resistance R5 is simultaneously respectively with second
One end connection of the inverting input of amplifier A2 and the second electric capacity C2, the other end of the second electric capacity C2 and the second amplifier A2's
Output end is connected, and the in-phase input end of the second amplifier A2 is connected with one end of the 6th resistance R6, the other end of the 6th resistance R6
Ground connection, the other end of the 5th resistance R5 of the relative connections of the second electric capacity C2 goes out end as the input of filter；First electric capacity C1 phases
One end to the other end as filter input also with 3rd resistor R3 is connected, the other end of 3rd resistor R3 and the 7th
One end connection of resistance R7, the other end of the 7th resistance R7 is connected with one end of the 8th resistance R8, the other end of the 8th resistance R8
Output end with the second amplifier A2 is connected, the other end of the first electric capacity C1 of the relative connections of first resistor R1 also with second resistance R2
One end connection, the other end of second resistance R2 is connected on the circuit that the second diode D2 is connected with the 5th resistance R5.
In the present embodiment, the 8th resistance R8 is swept resistance, and the interface section of data acquisition device includes RS232 interfaces, USB
Interface, ide interface and A/D translation interfaces；Sensing device in ancillary equipment includes being current sensor and temperature sensor；Number
Ancillary equipment according to vasculum also includes Hall sensor, and Hall sensor is connected with data processing section.
In the present embodiment, the chip model of data processing section is XC2VP30, the model ADS807 of A/D converter.
When implementing the present embodiment, data acquisition device can be connected by interface section with the laboratory apparatus of different model, and
And data acquisition device can forward simple control instruction, such as start, stop, the data that data acquisition device will be collected are kept in
The data that will be collected to data cache module and by server and INTERNET networks are sent to user terminal, in strange land
User can sign in server using user terminal (such as PC) by internet, and download the data in experimental facilities, from
And reach the purpose of experimental data resource-sharing；In addition, can also imported into experimental data in MATLAB by user, utilize
MATLAB powerful drawing function and analytic function, highly efficient analysis is carried out to experimental data.In A/D conversion equipments and biography
Filter is set between induction device, the harmonic wave in circuit can be effectively filtered out, so that accuracy when improving data acquisition,
Noise can be reduced, it is more environmentally-friendly.
Above-described specific embodiment, has been carried out further to the purpose of the present invention, technical scheme and beneficial effect
Describe in detail, should be understood that and the foregoing is only specific embodiment of the invention, be not intended to limit the present invention
Protection domain, all any modification, equivalent substitution and improvements within the spirit and principles in the present invention, done etc. all should include
Within protection scope of the present invention.
Claims (7)
1. a kind of high-performance data acquisition system, it is characterised in that including the experimental facilities, data acquisition device, the clothes that are sequentially connected
Business device, INTERNET networks and user terminal；The data acquisition device includes interface section, data processing section, data buffer storage
Module and ancillary equipment, the interface section, data cache module and ancillary equipment are connected with data processing section；It is described outer
Peripheral equipment includes the A/D converter, filter and the sensing device that are sequentially connected, and the A/D converter connects with data acquisition device
Connect；
The experimental facilities：For transmitting a signal to data acquisition device, it is additionally operable to receive the signal of data acquisition device transmission；
The data acquisition device：For gathering and receiving the signal of experimental facilities transmission and transmit a signal to server；Also use
In the reception server transmission signal and transmit a signal to experimental facilities；
The server：For receiving the signal of data acquisition device transmission and sending a signal to INTERNET networks, it is additionally operable to
Receive the signal of INTERNET networks transmission and send a signal to data acquisition device；
The INTERNET networks：For the reception server transmission signal and transmit a signal to user terminal；It is additionally operable to connect
Receive the signal of user terminal transmission and transmit a signal to server；
The user terminal：Signal for receiving the transmission of INTERNET networks, is additionally operable to send a signal to INTERNET networks.
2. a kind of high-performance data acquisition system according to claim 1, it is characterised in that the circuit of the filter
Structure includes the first electric capacity (C1), the second electric capacity (C2), the first amplifier (A1), the second amplifier (A2), the first diode
(D1), the second diode (D2), first resistor (R1), second resistance (R2), 3rd resistor (R3), the 4th resistance (R4), the 5th
Resistance (R5), the 6th resistance (R6), the 7th resistance (R7) and the 8th resistance (R8)；
One end of first electric capacity (C1) as filter input, the other end and first resistor of the first electric capacity (C1)
(R1) one end connection, the other end of first resistor (R1) simultaneously respectively with the negative pole and the first amplifier of the first diode (D1)
(A1) inverting input connection, the positive pole of the first diode (D1) is connected with the negative pole of the second diode (D2), and first amplifies
The in-phase input end of device (A1) is connected with one end of the 4th resistance (R4), the other end ground connection of the 4th resistance (R4), and first amplifies
The output end of device (A1) is connected on the circuit that the first diode (D1) is connected with the second diode (D2), the second diode (D2)
Positive pole be connected with one end of the 5th resistance (R5), the other end of the 5th resistance (R5) simultaneously respectively with the second amplifier (A2)
One end connection of inverting input and the second electric capacity (C2), the output of the other end and the second amplifier (A2) of the second electric capacity (C2)
End connection, the in-phase input end of the second amplifier (A2) is connected with one end of the 6th resistance (R6), the 6th resistance (R6) it is another
End ground connection, the other end of the second electric capacity (C2) the 5th resistance (R5) of relative connection goes out end as the input of filter；
The relative one end as the other end of filter input also with 3rd resistor (R3) of first electric capacity (C1) is connected, and the 3rd
The other end of resistance (R3) is connected with one end of the 7th resistance (R7), the other end of the 7th resistance (R7) and the 8th resistance (R8)
One end is connected, and the other end of the 8th resistance (R8) is connected with the output end of the second amplifier (A2), and first resistor (R1) is relative to be connected
Connect the one end of the other end of the first electric capacity (C1) also with second resistance (R2) to be connected, the other end of second resistance (R2) is connected to
On the circuit that two diodes (D2) are connected with the 5th resistance (R5).
3. a kind of high-performance data acquisition system according to claim 2, it is characterised in that the 8th resistance (R8) is to slide
Resistance.
4. a kind of high-performance data acquisition system according to claim 1, it is characterised in that the interface section includes
RS232 interfaces.
5. a kind of high-performance data acquisition system according to claim 1, it is characterised in that the interface section includes
USB interface.
6. a kind of high-performance data acquisition system according to claim 1, it is characterised in that the interface section includes
Ide interface.
7. a kind of high-performance data acquisition system according to claim 1-6 any one, it is characterised in that at data
The chip model for managing part is XC2VP30.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710033734.3A CN106843042A (en) | 2017-01-18 | 2017-01-18 | A kind of high-performance data acquisition system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710033734.3A CN106843042A (en) | 2017-01-18 | 2017-01-18 | A kind of high-performance data acquisition system |
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| Publication Number | Publication Date |
|---|---|
| CN106843042A true CN106843042A (en) | 2017-06-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710033734.3A Withdrawn CN106843042A (en) | 2017-01-18 | 2017-01-18 | A kind of high-performance data acquisition system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110351231A (en) * | 2018-04-08 | 2019-10-18 | 湖南青普科技有限公司 | Instrument and equipment data processing Internet-based and communication control system |
-
2017
- 2017-01-18 CN CN201710033734.3A patent/CN106843042A/en not_active Withdrawn
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110351231A (en) * | 2018-04-08 | 2019-10-18 | 湖南青普科技有限公司 | Instrument and equipment data processing Internet-based and communication control system |
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Application publication date: 20170613 |