CN205692033U - A kind of motor driven systems energy monitor and trouble-shooter - Google Patents
A kind of motor driven systems energy monitor and trouble-shooter Download PDFInfo
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- CN205692033U CN205692033U CN201620331996.9U CN201620331996U CN205692033U CN 205692033 U CN205692033 U CN 205692033U CN 201620331996 U CN201620331996 U CN 201620331996U CN 205692033 U CN205692033 U CN 205692033U
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Abstract
The utility model discloses a kind of motor driven systems energy monitor and trouble-shooter, including electric machine control system module, electric moter voltage current signal acquisition processing system module, equipment state diagnostic system module, described electric moter voltage current signal acquisition processing system module is for obtaining the voltage of motor, current information from electric machine control system module or information system, and the outfan of electric moter voltage current signal acquisition processing system module is connected with the signal input part of equipment state diagnostic system module.Having the advantage that and carry out motor and drive the condition monitoring of equipment equipment that the reason that analyzing and diagnosing abnormality is formed carries out equipment state assessment, auxiliary equipment management personnel carry out trouble shooting and energy efficiency monitoring.
Description
Technical field
This utility model relates to a kind of motor driven systems energy monitor and trouble-shooter, belongs to electronic technology neck
Territory.
Background technology
Motor driven systems is commonly used in the every field of national product, consumes substantial amounts of electric energy, motor and driving
Plant equipment non-optimal conditions run not only endanger production safety, be also unfavorable for saving energy and reduce the cost.Existing enterprise controls system
System or information system only arrange the high-low limits of the various parameter of motor, and the employing of minority measuring point arranges classifying alarm mode and carries out event
Barrier is reported to the police, and these alarm limits have a bigger marginal space, and in motor and the monitoring that drives unit exception point and failure cause
The aspect existing defects such as analysis, it is impossible to effectively carry out equipment state assessment.
Summary of the invention
The technical problems to be solved in the utility model is for above not enough, it is provided that a kind of motor driven systems energy monitor
And trouble-shooter, it is possible to carrying out motor and drive the condition monitoring of equipment equipment, it is former that analyzing and diagnosing abnormality is formed
Cause, carries out equipment state assessment, and auxiliary equipment management personnel carry out trouble shooting and energy efficiency monitoring.
For solve above technical problem, this utility model by the following technical solutions:
A kind of motor driven systems energy monitor and trouble-shooter, including electric machine control system module, electric moter voltage
Current signal acquisition processing system module, equipment state diagnostic system module, described electric moter voltage current signal acquisition process system
System module is for obtaining the voltage of motor, current information, electric moter voltage electric current from electric machine control system module or information system
The outfan of signal acquiring processing system module is connected with the signal input part of equipment state diagnostic system module.
Further, described device also includes Communication processing system module, the signal input part of Communication processing system module
Connect the signal output part of equipment state diagnostic system module.
Further, described device also includes energy source monitoring system module, and energy source monitoring system module is used for motor power
Management, energy source monitoring system module by signal outfan is connected with the signal input part of Communication processing system module.
Further, described device also includes performance element module, the signal input part connecting communication of performance element module
Processing system modules signal output part.
Further, described device also includes display device module, display device module in order to show diagnostic result information,
Display device module by signal input is connected with the signal output part of Communication processing system module.
Further, described device also includes master system module, in order to store data file and display diagnostic result
Managing with motor cluster, master system module is connected with the signal output part of Communication processing system module.
Further, described electric moter voltage current signal acquisition processing system module includes amplifier virtual earth potential circuit, fortune
Putting virtual earth potential circuit and include reference value voltage source chip ADR02, the Vin foot of reference value voltage source chip ADR02 connects electricity
Holding C14 one end, and access 20.5V power supply, electric capacity C14 another termination AGND, the Vout foot of reference value voltage source chip ADR02 is even
Being connected to electric capacity C15 one end and resistance R1 one end, electric capacity C15 another termination AGND, the resistance R1 other end connects resistance R5 one end
With 3 feet of amplifier U10A, 2 feet of resistance R5 another termination AGND, amplifier U10A are connected with 1 foot of amplifier U10A, put
4 feet of big device U10A connect 8 feet of AGND, amplifier U10A and connect and have electric capacity C17 one end, and access 5V power supply, electric capacity C17 another
Termination AGND.
Further, described electric moter voltage current signal acquisition processing system module also includes operation amplifier circuit, fortune
Calculate amplifier circuit and include that the 4 feet connections of digital to analog converter AD5429, digital to analog converter AD5429 have resistance R22 one end, resistance
The R22 other end connects 7 feet having amplifier U10B, and 6 feet of amplifier U10B connect 7 feet of amplifier U10B, amplifier U10B
5 feet connect and have positive pole and the negative pole of diode D5 of diode D4, the negative pole of diode D4 accesses 5V power supply, diode D5's
Positive pole connects 5 feet of AGND, amplifier U10B and is also associated with resistance R21 one end and resistance R23 one end, and resistance R21 one end connects to be had
Resistance R10 one end and electric capacity C28 one end, the electric capacity C28 other end connects the resistance R23 other end and is connected with the resistance R10 other end, electricity
The resistance R23 other end is connected with 1 foot of amplifier U10A.
Further, 1 foot of described digital to analog converter AD5429 connects 2 feet having amplifier U8A, 3 feet of amplifier U8A
Connecting 1 foot of amplifier U10A, 4 feet of amplifier U8A connect the 8 feet connections of AGND, amplifier U8A electric capacity C18 one end, and connects
Entering 5V power supply, 1 foot of electric capacity C18 another termination AGND, amplifier U8A connects 5 feet and the resistance R9 one end having amplifier U8B,
6 feet of amplifier U8B are connected with 7 feet of amplifier U8B, and the resistance R9 other end connects resistance R8 one end, the resistance R8 other end
Connecting 3 feet and 2 feet of digital to analog converter AD5429 of amplifier U8B, 3 feet of digital to analog converter AD5429 connect electric capacity C25
One end, the electric capacity C25 other end is connected with 2 feet of amplifier U8A.
Further, described electric moter voltage current signal acquisition processing system module also includes high-speed signal acquisition circuit,
High-speed signal acquisition circuit includes the 1 foot linker of serial modulus conversion chip AD7683, serial modulus conversion chip AD7683
Standard is worth the Vout foot of threshold voltage source chip ADR02, and connection has electric capacity C19 one end, electric capacity C19 another termination AGND, serial mould
2 feet of number conversion chip AD7683 connect resistance R18 one end and electric capacity C26 one end, the resistance R18 other end and amplifier U8B
7 feet, electric capacity C26 another termination AGND, 3 feet of serial modulus conversion chip AD7683 and 4 feet connect AGND, serial analog digital conversion
8 feet of chip AD7683 connect electric capacity C20 one end, and accesses 3.3V power supply, electric capacity C20 another termination AGND, serial modulus
7 feet of conversion chip AD7683 connect.
This utility model one motor driven systems energy monitor and trouble-shooter, it has the advantage that can
Carry out motor and drive the condition monitoring of equipment equipment, the reason that analyzing and diagnosing abnormality is formed, carry out equipment state assessment,
Auxiliary equipment management personnel carry out trouble shooting and energy efficiency monitoring.
With embodiment, this utility model is described in detail below in conjunction with the accompanying drawings.
Accompanying drawing explanation
Accompanying drawing 1 is control system schematic diagram in this utility model embodiment；
Accompanying drawing 2 is that in this utility model embodiment, in electric moter voltage current signal acquisition processing system module, amplifier virtual earth is electric
The schematic diagram of volt circuit；
Accompanying drawing 3 is operational amplifier in electric moter voltage current signal acquisition processing system module in this utility model embodiment
The schematic diagram of circuit；
Accompanying drawing 4 is that in this utility model embodiment, electric moter voltage current signal acquisition processing system module high speed signal is adopted
The schematic diagram of collector.
Detailed description of the invention
Embodiment 1, as shown in Figure 1 and Figure 2, a kind of motor driven systems energy monitor and trouble-shooter, including motor
Voltage and current signal acquisition processing system module, electric machine control system module, equipment state diagnostic system module, energy monitor system
System module, Communication processing system module, performance element module, display device module and master system module.
Described electric moter voltage current signal acquisition processing system module is for from electric machine control system module or information system
Obtain the voltage of motor, current information, the outfan of electric moter voltage current signal acquisition processing system module and equipment state
The signal input part of diagnostic system module connects, the electric moter voltage current signal acquisition processing system module voltage x current to gathering
Signal carries out Fourier decomposition, chooses fault characteristic frequency and voltage x current amplitude for equipment state diagnostic system module.
Described equipment state diagnostic system module utilizes electric moter voltage current signal to carry out motor driven systems, to motor and
Load equipment diagnoses, and the signal output part of equipment state diagnostic system module inputs with the signal of Communication processing system module
End connects.
Described Communication processing system module signal output part respectively with performance element module, display device module and host computer
The signal input part of system module connects.
Described energy source monitoring system module manages for motor power, energy source monitoring system module by signal outfan and communication
The signal input part of processing system modules connects.
Described display device module in order to show diagnostic result information, display device module by signal input and Communication processing
The signal output part of system module connects.
Described master system module is in order to store data file and display diagnostic result and motor cluster management, host computer
System module is connected with the signal output part of Communication processing system module.
Described electric moter voltage current signal acquisition processing system module includes amplifier virtual earth potential circuit, amplifier virtual earth voltage
Circuit includes reference value voltage source chip ADR02, and the Vin foot of reference value voltage source chip ADR02 connects electric capacity C14 one end,
And accessing 20.5V power supply, electric capacity C14 another termination AGND, the Vout foot of reference value voltage source chip ADR02 connects electric capacity
C15 one end and resistance R1 one end, electric capacity C15 another termination AGND, the resistance R1 other end connects resistance R5 one end and amplifier
3 feet of U10A, 2 feet of resistance R5 another termination AGND, amplifier U10A are connected with 1 foot of amplifier U10A, amplifier U10A
4 feet connect 8 feet of AGND, amplifier U10A and connect and have electric capacity C17 one end, and access 5V power supply, another termination of electric capacity C17
AGND。
Amplifier virtual earth potential circuit, provides a reference value voltage for operational amplifier.To reference value threshold voltage source chip
The Vin foot of ADR02 provides a 20.5V voltage, exports a constant 5V reference voltage Vref at Vout, by R1's and R5
Junction C point, because of R1=R5, then the voltage of C point is that 2.5V, U10A are connected into voltage follower, and 1 foot output Vref/2 is constant
2.5V(output impedance relatively low, load capacity is strong).
Described electric moter voltage current signal acquisition processing system module also includes operation amplifier circuit, operational amplifier electricity
Road includes that the 4 feet connections of digital to analog converter AD5429, digital to analog converter AD5429 have resistance R22 one end, and the resistance R22 other end is even
Being connected to 7 feet of amplifier U10B, 6 feet of amplifier U10B connect 7 feet of amplifier U10B, and 5 feet of amplifier U10B connect to be had
The positive pole of diode D4 and the negative pole of diode D5, the negative pole of diode D4 accesses 5V power supply, and the positive pole of diode D5 meets AGND,
5 feet of amplifier U10B are also associated with resistance R21 one end and resistance R23 one end, and resistance R21 one end connects resistance R10 one end
With electric capacity C28 one end, the electric capacity C28 other end connects the resistance R23 other end and is connected with the resistance R10 other end, the resistance R23 other end
It is connected with 1 foot of amplifier U10A；
1 foot of described digital to analog converter AD5429 connects 2 feet having amplifier U8A, and 3 feet of amplifier U8A connect amplification
1 foot of device U10A, 4 feet of amplifier U8A connect the 8 feet connections of AGND, amplifier U8A electric capacity C18 one end, and accesses 5V electricity
Source, 1 foot of electric capacity C18 another termination AGND, amplifier U8A connects 5 feet and resistance R9 one end, the amplifier having amplifier U8B
6 feet of U8B are connected with 7 feet of amplifier U8B, and the resistance R9 other end connects resistance R8 one end, and the resistance R8 other end connects to be put
3 feet of big device U8B and 2 feet of digital to analog converter AD5429,3 feet of digital to analog converter AD5429 connect electric capacity C25 one end, electricity
Hold the C25 other end to be connected with 2 feet of amplifier U8A.
Operation amplifier circuit, is amplified processing for less signal, to obtain being suitable for the signal data of analysis.By adopting
The signal that sample sensor comes is injected by B point, and C28 is isolation capacitance, injects through R10 with reference to virtual earth voltage Vref/2, and D4/D5 is electricity
Flat clamp circuit, A point is signal decanting point, forms, at B point, the AC signal that central potential is Vref/2, injects through U10B
Multiplier U11 able to programme, the coefficient of this multiplier can be controlled the signal that take advantage of out by M point through U8B voltage follow by digital interface
Device output Vout.
Described electric moter voltage current signal acquisition processing system module also includes high-speed signal acquisition circuit, and signal is adopted at a high speed
Collector includes that 1 foot of serial modulus conversion chip AD7683, serial modulus conversion chip AD7683 connects reference value threshold voltage
The Vout foot of source chip ADR02, and connect have electric capacity C19 one end, electric capacity C19 another termination AGND, serial modulus conversion chip
2 feet of AD7683 connect resistance R18 one end and electric capacity C26 one end, the resistance R18 other end and 7 feet of amplifier U8B, electric capacity
C26 another termination AGND, 3 feet of serial modulus conversion chip AD7683 and 4 feet meet AGND, serial modulus conversion chip AD7683
8 feet connect and have electric capacity C20 one end, and access 3.3V power supply, electric capacity C20 another termination AGND, serial modulus conversion chip
7 feet of AD7683 connect.
Described electric moter voltage current signal acquisition processing system module also includes that 1 foot of binding post J1, binding post J1 connects
The 1 foot ground connection of AGND, binding post J1.Digitally with simulation answer one point earth, and near chip position.
High-speed signal acquisition circuit, AD7683 is high-speed sampling chip, completes through digital interface (clock/dout/cs1)
The high-speed sampling of signal.
The above is the citing of this utility model preferred forms, and the part addressed the most in detail is this area
The common knowledge of those of ordinary skill.Protection domain of the present utility model is as the criterion with the content of claim, any based on this reality
The equivalent transformation carried out with novel technology enlightenment, also within protection domain of the present utility model.
Claims (10)
1. motor driven systems energy monitor and a trouble-shooter, including electric machine control system module, electric moter voltage electricity
Stream signal acquiring processing system module, equipment state diagnostic system module, it is characterised in that: described electric moter voltage current signal is adopted
Collection processing system modules is for obtaining the voltage of motor, current information, motor from electric machine control system module or information system
The outfan of voltage and current signal acquisition processing system module is connected with the signal input part of equipment state diagnostic system module.
2. a kind of motor driven systems energy monitor as claimed in claim 1 and trouble-shooter, it is characterised in that: described
Device also includes Communication processing system module, and the signal input part of Communication processing system module connects equipment state diagnostic system mould
The signal output part of block.
3. a kind of motor driven systems energy monitor as claimed in claim 2 and trouble-shooter, it is characterised in that: described
Device also includes energy source monitoring system module, and energy source monitoring system module manages for motor power, energy source monitoring system module
Signal output part is connected with the signal input part of Communication processing system module.
4. a kind of motor driven systems energy monitor as claimed in claim 2 and trouble-shooter, it is characterised in that: described
Device also includes performance element module, the signal input part connecting communication processing system modules signal output of performance element module
End.
5. a kind of motor driven systems energy monitor as claimed in claim 2 and trouble-shooter, it is characterised in that: described
Device also includes display device module, and display device module is in order to show diagnostic result information, and display device module by signal inputs
End is connected with the signal output part of Communication processing system module.
6. a kind of motor driven systems energy monitor as claimed in claim 2 and trouble-shooter, it is characterised in that: described
Device also includes master system module, in order to store data file and display diagnostic result and motor cluster management, host computer
System module is connected with the signal output part of Communication processing system module.
7. a kind of motor driven systems energy monitor as claimed in claim 1 and trouble-shooter, it is characterised in that: described
Electric moter voltage current signal acquisition processing system module includes that amplifier virtual earth potential circuit, amplifier virtual earth potential circuit include benchmark
Threshold voltage source chip ADR02, the Vin foot of reference value voltage source chip ADR02 connects electric capacity C14 one end, and accesses 20.5V electricity
Source, electric capacity C14 another termination AGND, the Vout foot of reference value voltage source chip ADR02 connects electric capacity C15 one end and resistance R1
One end, electric capacity C15 another termination AGND, the resistance R1 other end connects 3 feet having resistance R5 one end and amplifier U10A, resistance R5
1 foot of another 2 feet and amplifier U10A of terminating AGND, amplifier U10A is connected, and 4 feet of amplifier U10A meet AGND, amplifies
8 feet of device U10A connect electric capacity C17 one end, and accesses 5V power supply, electric capacity C17 another termination AGND.
8. a kind of motor driven systems energy monitor as claimed in claim 1 and trouble-shooter, it is characterised in that: described
Electric moter voltage current signal acquisition processing system module also includes operation amplifier circuit, and operation amplifier circuit includes that digital-to-analogue turns
4 feet of parallel operation AD5429, digital to analog converter AD5429 connect resistance R22 one end, and the resistance R22 other end connects amplifier
7 feet of U10B, 6 feet of amplifier U10B connect 7 feet of amplifier U10B, and 5 feet of amplifier U10B connect diode D4's
Positive pole and the negative pole of diode D5, the negative pole of diode D4 accesses 5V power supply, and the positive pole of diode D5 meets AGND, amplifier U10B
5 feet be also associated with resistance R21 one end and resistance R23 one end, resistance R21 one end connects resistance R10 one end and electric capacity C28 mono-
End, the electric capacity C28 other end connects the resistance R23 other end and is connected with the resistance R10 other end, the resistance R23 other end and amplifier
1 foot of U10A connects.
9. a kind of motor driven systems energy monitor as claimed in claim 8 and trouble-shooter, it is characterised in that: described
1 foot of digital to analog converter AD5429 connects 2 feet having amplifier U8A, and 3 feet of amplifier U8A connect 1 foot of amplifier U10A,
4 feet of amplifier U8A connect 8 feet of AGND, amplifier U8A and connect and have electric capacity C18 one end, and access 5V power supply, electric capacity C18 another
1 foot of termination AGND, amplifier U8A connects 5 feet and resistance R9 one end, 6 feet of amplifier U8B and the amplification having amplifier U8B
7 feet of device U8B connect, and the resistance R9 other end connects resistance R8 one end, the resistance R8 other end connect amplifier U8B 3 feet and
2 feet of digital to analog converter AD5429,3 feet of digital to analog converter AD5429 connect electric capacity C25 one end, the electric capacity C25 other end with
2 feet of amplifier U8A connect.
10. a kind of motor driven systems energy monitor as claimed in claim 1 and trouble-shooter, it is characterised in that: institute
State electric moter voltage current signal acquisition processing system module and also include that high-speed signal acquisition circuit, high-speed signal acquisition circuit include
1 foot of serial modulus conversion chip AD7683, serial modulus conversion chip AD7683 connects benchmark threshold voltage source chip ADR02's
Vout foot, and connect and have electric capacity C19 one end, 2 feet of electric capacity C19 another termination AGND, serial modulus conversion chip AD7683 are even
It is connected to 7 feet of resistance R18 one end and electric capacity C26 one end, the resistance R18 other end and amplifier U8B, another termination of electric capacity C26
AGND, 3 feet of serial modulus conversion chip AD7683 and 4 feet connect the 8 feet connections of AGND, serial modulus conversion chip AD7683 to be had
Electric capacity C20 one end, and access 3.3V power supply, 7 feet of electric capacity C20 another termination AGND, serial modulus conversion chip AD7683 are even
Connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620331996.9U CN205692033U (en) | 2016-04-20 | 2016-04-20 | A kind of motor driven systems energy monitor and trouble-shooter |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620331996.9U CN205692033U (en) | 2016-04-20 | 2016-04-20 | A kind of motor driven systems energy monitor and trouble-shooter |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205692033U true CN205692033U (en) | 2016-11-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620331996.9U Active CN205692033U (en) | 2016-04-20 | 2016-04-20 | A kind of motor driven systems energy monitor and trouble-shooter |
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| CN (1) | CN205692033U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107168219A (en) * | 2017-07-24 | 2017-09-15 | 广东粤元机电科技有限公司 | The monitoring device and its monitoring system of motor operation |
-
2016
- 2016-04-20 CN CN201620331996.9U patent/CN205692033U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107168219A (en) * | 2017-07-24 | 2017-09-15 | 广东粤元机电科技有限公司 | The monitoring device and its monitoring system of motor operation |
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