CN109849681A - The torque signal compensation circuit of the four-wheel drive system of electric car - Google Patents
The torque signal compensation circuit of the four-wheel drive system of electric car Download PDFInfo
- Publication number
- CN109849681A CN109849681A CN201910253633.6A CN201910253633A CN109849681A CN 109849681 A CN109849681 A CN 109849681A CN 201910253633 A CN201910253633 A CN 201910253633A CN 109849681 A CN109849681 A CN 109849681A
- Authority
- CN
- China
- Prior art keywords
- capacitor
- resistance
- signal
- circuit
- diode
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/72—Electric energy management in electromobility
Landscapes
- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The invention discloses the torque signal compensation circuits of the four-wheel drive system of electric car, including torque signal Acquisition Circuit, circuit and frequency-selecting output circuit are calibrated in detection, torque signal when the torque signal Acquisition Circuit works with the four-wheel drive system of model TQ-663 torque sensor J1 acquisition electric car, the detection calibration circuit divides two-way to receive torque signal Acquisition Circuit output signal, transport and placing device AR1 is used all the way, transport and placing device AR2 and variable resistance R3, capacitor C4 forms peak-detector circuit to signal demodulator, two road transports form abnormal signal detection circuit with silicon-controlled VTL1 and voltage-stabiliser tube D7, abnormal signal is fed back in FM circuit, adjust FM circuit output signal frequency, last frequency-selecting output circuit uses resistance R14 ~ resistance R16 and capacitor C13- capacitor C 15 groups of T frequency selection circuits in pairs filter out the signal of single-frequency, can torque signal automatic frequency adjustment calibration in the four-wheel drive system signal emission module to electric car, reduce the error range of signal.
Description
Technical field
The present invention relates to field of circuit technology, compensate more particularly to the torque signal of the four-wheel drive system of electric car
Circuit.
Background technique
At present, Development of Electric Vehicles is become better and better, and also complies with following development trend, the performance and tradition of electric car
Fuel-engined vehicle compare, performance still has a certain distance, needs constantly to improve development, wherein the four-wheel drive system of electric car
The torque of system decides the control stability of vehicle, though the torque signal of the four-wheel drive system of electric car has regulating system,
Stablize to carry out signal calibration to torque signal, is then sent by the four-wheel drive system signal emission module of electric car
To the four-wheel drive system controlling terminal of electric car, however, in practical application, the four-wheel drive system signal of electric car
Since frequency hopping, relaxation phenomenon often occurs in signal in torque signal transmission process in transmitting module, making signal still has biggish mistake
Poor range.
So the present invention provides the new scheme of one kind to solve the problems, such as this.
Summary of the invention
For above situation, for the defect for overcoming the prior art, purpose of the present invention is to provide the four-wheels of electric car
The torque signal compensation circuit of drive system, have be skillfully constructed, the characteristic of human oriented design, can be to the four of electric car
Torque signal automatic frequency adjustment is calibrated in wheel drive system signal emission module, to its signal compensation, reduces the error range of signal.
Its technical solution solved is the torque signal compensation circuit of the four-wheel drive system of electric car, including torque
Signal acquisition circuit, detection calibration circuit and frequency-selecting output circuit, the torque signal Acquisition Circuit use model TQ-663
Torque signal when torque sensor J1 acquires the four-wheel drive system work of electric car, the detection calibration circuit divide two-way to connect
Torque signal Acquisition Circuit output signal is received, is formed all the way with transport and placing device AR1, transport and placing device AR2 and variable resistance R3, capacitor C4
Peak-detector circuit is damaged to signal demodulator, while with the conducting that triode Q2, triode Q3 composition push-pull circuit reduce signal
Consumption, and with triode Q4 and capacitor C5, capacitor C6 composition FM circuit to signal frequency modulation, two road transports with silicon-controlled VTL1 with
Voltage-stabiliser tube D7 forms abnormal signal detection circuit, and abnormal signal is fed back in FM circuit, adjusts FM circuit output signal
Frequency, wherein triode Q1 feedback regulation peak-detector circuit output signal peak value, last frequency-selecting output circuit use resistance R14
~ resistance R16 and capacitor C13- capacitor C15 group T frequency selection circuit in pairs filter out the signal of single-frequency, while using diode
D9, diode D10 form switching circuit and limit output to signal, that is to say the four-wheel drive system signal transmitting for electric car
The thermal compensation signal of torque signal in module；
The detection calibration circuit includes transport and placing device AR1, the anode of the homophase input termination diode D3 of transport and placing device AR1, amplifier
The collector of the anode of one end of the anti-phase input terminating resistor R2 of device AR1 and diode D4, triode Q1, resistance R2's is another
Termination capacitor C3, one end of resistance R4 and transport and placing device AR2 inverting input terminal, the cathode of diode D4 connects the defeated of transport and placing device AR1
The anode of outlet and diode D5, the other end of the cathode connecting resistance R4 of diode D5 and the anode of diode D6, diode D6
Cathode connect the non-inverting input terminal of capacitor C4, one end of variable resistance R3 and transport and placing device AR2, capacitor C4, variable resistance R3 it is another
One end ground connection, the base stage of the output termination triode Q1- triode Q3 of transport and placing device AR2 and the other end of capacitor C3, triode Q2
Collector connect the anode of power supply+5V and diode D8, the emitter of triode Q2 connects the emitter and resistance R6 of triode Q3
One end, the collector of triode Q3 connects one end of variable resistance R7, and the other end ground connection of variable resistance R7, resistance R6's is another
Terminate triode Q4 base stage and capacitor C5 one end, the collector of triode Q4 connect diode D8 cathode and resistance R5 one
End, the emitter of triode Q4 connect one end of capacitor C7, resistance R12, resistance R13, another termination triode Q1's of resistance R5
Emitter, the cathode of diode D3 connect the anode of silicon-controlled VTL1 and the cathode of voltage-stabiliser tube D7, and the cathode of silicon-controlled VTL1 connects electricity
One end of R8 is hindered, the control electrode of silicon-controlled VTL1 meets the anode of voltage-stabiliser tube D7 and one end of resistance R9, capacitor C11, resistance R9, electricity
The other end for holding C11 is grounded, one end of another termination capacitor C12 of resistance R8, another termination transport and placing device AR3's of capacitor C12
Non-inverting input terminal, one end of the anti-phase input terminating resistor R10 of transport and placing device AR3, resistance R11, the other end ground connection of resistance R11,
The other end of the output terminating resistor R10 of transport and placing device AR3 and one end of capacitor C5, the other end of resistance R12 and capacitor C6, electricity
Hinder the other end ground connection of R13, capacitor C6.
Due to the use of above technical scheme, the present invention has the following advantages that compared with prior art；
1, divide two-way to receive torque signal Acquisition Circuit output signal, all the way with transport and placing device AR1, transport and placing device AR2 and can power transformation
R3, capacitor C4 composition peak-detector circuit are hindered to signal demodulator, are filtered out peak signal output, be that is to say stabilization signal amplitude,
By adjusting the resistance value size of variable resistance R3, the peak value size of adjustable output signal realizes the regulation to signal amplitude,
Simultaneously with triode Q2, triode Q3 composition push-pull circuit reduce signal conduction loss, two road transports with silicon-controlled VTL1 with
Voltage-stabiliser tube D7 forms abnormal signal detection circuit, detects abnormal signal by the conducting voltage of silicon-controlled VTL1, voltage-stabiliser tube D7 is steady
Fixed silicon-controlled VTL1 controls electrode potential, realizes the frequency modulation calibration to signal；
2. filtering out the letter of single-frequency with resistance R14 ~ resistance R16 and capacitor C13- capacitor C15 group T frequency selection circuit in pairs
Number, the consistency with original signal frequency is kept, while limiting to signal with diode D9, diode D10 composition switching circuit
Output, prevents thermal compensation signal current potential excessive or too small, that is to say in the four-wheel drive system signal emission module for electric car
The thermal compensation signal of torque signal, solves problem of signal attenuation by way of thermal compensation signal, reduces signal errors.
Detailed description of the invention
Fig. 1 is the module map of the torque signal compensation circuit of the four-wheel drive system of electric car of the present invention.
Fig. 2 is the schematic diagram of the torque signal compensation circuit of the four-wheel drive system of electric car of the present invention.
Fig. 3 is that circuit theory is calibrated in detection in the torque signal compensation circuit of the four-wheel drive system of electric car of the present invention
Figure.
Specific embodiment
For the present invention aforementioned and other technology contents, feature and effect, in following cooperation with reference to figures 1 through attached drawing 3
To in the detailed description of embodiment, can clearly present.The structure content being previously mentioned in following embodiment is with specification
Attached drawing is reference.
Embodiment one, the torque signal compensation circuit of the four-wheel drive system of electric car, including torque signal acquisition electricity
Road, detection calibration circuit and frequency-selecting output circuit, the torque signal Acquisition Circuit use model TQ-663 torque sensor
Torque signal when J1 acquires the four-wheel drive system work of electric car, the detection calibration circuit divide two-way to receive torque signal
Acquisition Circuit output signal, all the way with transport and placing device AR1, transport and placing device AR2 and variable resistance R3, capacitor C4 composition peak detection electricity
Road reduces the conduction loss of signal to signal demodulator, while with triode Q2, triode Q3 composition push-pull circuit, and uses
Triode Q4 and capacitor C5, capacitor C6 form FM circuit to signal frequency modulation, two road transports silicon-controlled VTL1 and voltage-stabiliser tube D7 group
At abnormal signal detection circuit, abnormal signal is fed back in FM circuit, FM circuit output signal frequency is adjusted, wherein three
Pole pipe Q1 feedback regulation peak-detector circuit output signal peak value, last frequency-selecting output circuit with resistance R14 ~ resistance R16 and
Capacitor C13- capacitor C15 group T frequency selection circuit in pairs filters out the signal of single-frequency, while using diode D9, diode D10
It forms switching circuit and output is limited to signal, that is to say that torque is believed in the four-wheel drive system signal emission module for electric car
Number thermal compensation signal；
The detection calibration circuit divides two-way to receive torque signal Acquisition Circuit output signal, uses transport and placing device AR1, amplifier all the way
Device AR2 and variable resistance R3, capacitor C4 form peak-detector circuit to signal demodulator, filter out peak signal output, that is to say
Stabilization signal amplitude, by adjusting the resistance value size of variable resistance R3, the peak value size of adjustable output signal is realized to letter
The regulation of number amplitude, while the conduction loss of signal is reduced with triode Q2, triode Q3 composition push-pull circuit, and use
Triode Q4 and capacitor C5, capacitor C6 form FM circuit to signal frequency modulation, and capacitor C5, capacitor C6 are shunt capacitance, filter out height
Frequency signal noise, capacitor C7 are decoupling capacitor, filter out low frequency signal noise, and two road transports are formed with silicon-controlled VTL1 and voltage-stabiliser tube D7
Abnormal signal detection circuit detects abnormal signal, the stably and controllable silicon VTL1 of voltage-stabiliser tube D7 by the conducting voltage of silicon-controlled VTL1
Electrode potential is controlled, when signal is abnormal signal, signal is high level current potential at this time, silicon-controlled VTL1 conducting, and transport and placing device AR3 is same
It is inputted in FM circuit after phase amplified signal, adjusts FM circuit output signal frequency, filter out abnormal signal, and triode Q1
Feedback regulation peak-detector circuit output signal peak value, when FM circuit output signal is abnormal low level signal, triode
Q1 conducting, feedback signal to triode Q2 base potential improve push-pull circuit output signal current potential, realize the frequency modulation to signal
Calibration,
The anode of the homophase input termination diode D3 of transport and placing device AR1, one end of the anti-phase input terminating resistor R2 of transport and placing device AR1
With the collector of the anode of diode D4, triode Q1, another termination capacitor C3 of resistance R2, one end of resistance R4 and transport and placing device
The inverting input terminal of AR2, the cathode of diode D4 connect the output end of transport and placing device AR1 and the anode of diode D5, diode D5's
The other end of cathode connecting resistance R4 and the anode of diode D6, the cathode of diode D6 connect one end of capacitor C4, variable resistance R3
With the non-inverting input terminal of transport and placing device AR2, the other end ground connection of capacitor C4, variable resistance R3, the output of transport and placing device AR2 terminates three poles
The base stage of pipe Q1- triode Q3 and the other end of capacitor C3, the collector of triode Q2 are meeting power supply+5V and diode D8 just
Pole, the emitter of triode Q2 connect the emitter of triode Q3 and one end of resistance R6, and the collector of triode Q3 connects can power transformation
Hinder one end of R7, the other end ground connection of variable resistance R7, the one of the base stage of another termination triode Q4 of resistance R6 and capacitor C5
End, the collector of triode Q4 connect the cathode of diode D8 and one end of resistance R5, and the emitter of triode Q4 meets capacitor C7, electricity
One end of R12, resistance R13 are hindered, the emitter of another termination triode Q1 of resistance R5, the cathode of diode D3 connects silicon-controlled
The anode of VTL1 and the cathode of voltage-stabiliser tube D7, one end of the cathode connecting resistance R8 of silicon-controlled VTL1, the control electrode of silicon-controlled VTL1
The anode of voltage-stabiliser tube D7 and one end of resistance R9, capacitor C11 are connect, the other end ground connection of resistance R9, capacitor C11, resistance R8's is another
One end of one termination capacitor C12, the non-inverting input terminal of another termination transport and placing device AR3 of capacitor C12, the reverse phase of transport and placing device AR3 are defeated
Enter one end of terminating resistor R10, resistance R11, the other end ground connection of resistance R11, transport and placing device AR3's exports terminating resistor R10's
One end of the other end and capacitor C5, the other end of resistance R12 and capacitor C6, the other end ground connection of resistance R13, capacitor C6.
Embodiment two, on the basis of example 1, the frequency-selecting output circuit use resistance R14 ~ resistance R16 and capacitor
C13- capacitor C15 group T frequency selection circuit in pairs filters out the signal of single-frequency, keeps the consistency with original signal frequency, simultaneously
Signal is limited with diode D9, diode D10 composition switching circuit and is exported, prevents thermal compensation signal current potential excessive or too small,
The thermal compensation signal that is to say torque signal in the four-wheel drive system signal emission module for electric car, with thermal compensation signal
Mode solves problem of signal attenuation, reduces signal errors, the other end of a termination capacitor C7 of capacitor C13 and resistance R14's
One end, the emitter of another termination triode Q1 of capacitor C13 and one end of capacitor C14, resistance R15, the other end of capacitor C14
One end of the cathode of diode D9, the anode of diode D10 and resistance R16 is connect, another terminating resistor R16's of resistance R14 is another
One end of one end and capacitor C15, the other end ground connection of resistance R15, capacitor C15, the anode of diode D9, diode D10 it is negative
One end of pole connecting resistance R17, another termination signal output port of resistance R17.
Embodiment three, on the basis of example 1, the torque signal Acquisition Circuit select model TQ-663 torque
Torque signal when sensor J1 acquires the four-wheel drive system work of electric car, voltage-stabiliser tube D1 pressure stabilizing, torque sensor J1's
One end of power supply termination power+5V and capacitor C1, the ground terminal ground connection of torque sensor J1, the output termination of torque sensor J1
The cathode of the other end of capacitor C1 and one end of resistance R1 and voltage-stabiliser tube D1, the plus earth of voltage-stabiliser tube D1, resistance R1's is another
One end of one termination capacitor C2, diode D2 anode, the other end ground connection of capacitor C2, the cathode of diode D2 connects transport and placing device
The non-inverting input terminal of AR1.
When the present invention is specifically used, the torque signal compensation circuit of the four-wheel drive system of electric car, including torque letter
Number Acquisition Circuit, detection calibration circuit and frequency-selecting output circuit, the torque signal Acquisition Circuit is with model TQ-663 torsion
Torque signal when square sensor J1 acquires the four-wheel drive system work of electric car, the detection calibration circuit divide two-way to receive
Torque signal Acquisition Circuit output signal forms peak with transport and placing device AR1, transport and placing device AR2 and variable resistance R3, capacitor C4 all the way
It is worth detecting circuit to signal demodulator, filters out peak signal output, that is to say stabilization signal amplitude, by adjusting variable resistance R3
Resistance value size, the peak value size of adjustable output signal realizes regulation to signal amplitude, at the same with triode Q2,
Triode Q3, which forms push-pull circuit, reduces the conduction loss of signal, and adjusts with triode Q4 and capacitor C5, capacitor C6 composition
For frequency circuit to signal frequency modulation, capacitor C5, capacitor C6 are shunt capacitance, filter out high-frequency signal noise, and capacitor C7 is decoupling capacitor, filter
Except low frequency signal noise, two road transports form abnormal signal detection circuit with silicon-controlled VTL1 and voltage-stabiliser tube D7, by silicon-controlled
The conducting voltage of VTL1 detects abnormal signal, and the stably and controllable silicon VTL1 of voltage-stabiliser tube D7 controls electrode potential, when signal is abnormal signal
When, signal is high level current potential at this time, and silicon-controlled VTL1 conducting, transport and placing device AR3 is inputted in FM circuit with after phase amplified signal,
FM circuit output signal frequency is adjusted, abnormal signal, and triode Q1 feedback regulation peak-detector circuit output letter are filtered out
Number peak value, when FM circuit output signal is abnormal low level signal, triode Q1 conducting, feedback signal to triode Q2
Base potential improves push-pull circuit output signal current potential, realizes the frequency modulation calibration to signal, and last frequency-selecting output circuit uses
Resistance R14 ~ resistance R16 and capacitor C13- capacitor C15 group T frequency selection circuit in pairs filter out the signal of single-frequency, use simultaneously
Diode D9, diode D10 form switching circuit and limit output to signal, that is to say the four-wheel drive system letter for electric car
The thermal compensation signal of torque signal in number transmitting module.
Under the premise of being based on technical solution of the present invention thinking, made expansion and the replacement of operating method, data are all answered
When falling within the scope of the present application.
Claims (3)
1. the torque signal compensation circuit of the four-wheel drive system of electric car, including torque signal Acquisition Circuit, detection calibration
Circuit and frequency-selecting output circuit, which is characterized in that the torque signal Acquisition Circuit uses model TQ-663 torque sensor
Torque signal when J1 acquires the four-wheel drive system work of electric car, the detection calibration circuit divide two-way to receive torque signal
Acquisition Circuit output signal, all the way with transport and placing device AR1, transport and placing device AR2 and variable resistance R3, capacitor C4 composition peak detection electricity
Road reduces the conduction loss of signal to signal demodulator, while with triode Q2, triode Q3 composition push-pull circuit, and uses
Triode Q4 and capacitor C5, capacitor C6 form FM circuit to signal frequency modulation, two road transports silicon-controlled VTL1 and voltage-stabiliser tube D7 group
At abnormal signal detection circuit, abnormal signal is fed back in FM circuit, FM circuit output signal frequency is adjusted, wherein three
Pole pipe Q1 feedback regulation peak-detector circuit output signal peak value, last frequency-selecting output circuit with resistance R14 ~ resistance R16 and
Capacitor C13- capacitor C15 group T frequency selection circuit in pairs filters out the signal of single-frequency, while using diode D9, diode D10
It forms switching circuit and output is limited to signal, that is to say that torque is believed in the four-wheel drive system signal emission module for electric car
Number thermal compensation signal；
The detection calibration circuit includes transport and placing device AR1, the anode of the homophase input termination diode D3 of transport and placing device AR1, amplifier
The collector of the anode of one end of the anti-phase input terminating resistor R2 of device AR1 and diode D4, triode Q1, resistance R2's is another
Termination capacitor C3, one end of resistance R4 and transport and placing device AR2 inverting input terminal, the cathode of diode D4 connects the defeated of transport and placing device AR1
The anode of outlet and diode D5, the other end of the cathode connecting resistance R4 of diode D5 and the anode of diode D6, diode D6
Cathode connect the non-inverting input terminal of capacitor C4, one end of variable resistance R3 and transport and placing device AR2, capacitor C4, variable resistance R3 it is another
One end ground connection, the base stage of the output termination triode Q1- triode Q3 of transport and placing device AR2 and the other end of capacitor C3, triode Q2
Collector connect the anode of power supply+5V and diode D8, the emitter of triode Q2 connects the emitter and resistance R6 of triode Q3
One end, the collector of triode Q3 connects one end of variable resistance R7, and the other end ground connection of variable resistance R7, resistance R6's is another
Terminate triode Q4 base stage and capacitor C5 one end, the collector of triode Q4 connect diode D8 cathode and resistance R5 one
End, the emitter of triode Q4 connect one end of capacitor C7, resistance R12, resistance R13, another termination triode Q1's of resistance R5
Emitter, the cathode of diode D3 connect the anode of silicon-controlled VTL1 and the cathode of voltage-stabiliser tube D7, and the cathode of silicon-controlled VTL1 connects electricity
One end of R8 is hindered, the control electrode of silicon-controlled VTL1 meets the anode of voltage-stabiliser tube D7 and one end of resistance R9, capacitor C11, resistance R9, electricity
The other end for holding C11 is grounded, one end of another termination capacitor C12 of resistance R8, another termination transport and placing device AR3's of capacitor C12
Non-inverting input terminal, one end of the anti-phase input terminating resistor R10 of transport and placing device AR3, resistance R11, the other end ground connection of resistance R11,
The other end of the output terminating resistor R10 of transport and placing device AR3 and one end of capacitor C5, the other end of resistance R12 and capacitor C6, electricity
Hinder the other end ground connection of R13, capacitor C6.
2. the torque signal compensation circuit of the four-wheel drive system of electric car as described in claim 1, which is characterized in that described
Frequency-selecting output circuit includes capacitor C13, the other end of a termination capacitor C7 of capacitor C13 and one end of resistance R14, capacitor C13
Another termination triode Q1 emitter and capacitor C14, resistance R15 one end, another terminating diode D9's of capacitor C14
One end of cathode, the anode of diode D10 and resistance R16, the other end and capacitor of another terminating resistor R16 of resistance R14
One end of C15, the other end ground connection of resistance R15, capacitor C15, the cathode connecting resistance R17 of the anode of diode D9, diode D10
One end, another termination signal output port of resistance R17.
3. the torque signal compensation circuit of the four-wheel drive system of electric car as described in claim 1, which is characterized in that described
Torque signal Acquisition Circuit include model TQ-663 torque sensor J1, torque sensor J1 power supply termination power+5V and
One end of capacitor C1, torque sensor J1 ground terminal ground connection, the other end of the output termination capacitor C1 of torque sensor J1 with
One end of resistance R1 and the cathode of voltage-stabiliser tube D1, the plus earth of voltage-stabiliser tube D1, the one of another termination capacitor C2 of resistance R1
It holds, the anode of diode D2, the other end ground connection of capacitor C2, the cathode of diode D2 connects the non-inverting input terminal of transport and placing device AR1.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910253633.6A CN109849681A (en) | 2019-03-30 | 2019-03-30 | The torque signal compensation circuit of the four-wheel drive system of electric car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910253633.6A CN109849681A (en) | 2019-03-30 | 2019-03-30 | The torque signal compensation circuit of the four-wheel drive system of electric car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109849681A true CN109849681A (en) | 2019-06-07 |
Family
ID=66902644
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910253633.6A Withdrawn CN109849681A (en) | 2019-03-30 | 2019-03-30 | The torque signal compensation circuit of the four-wheel drive system of electric car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109849681A (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110161348A (en) * | 2019-06-26 | 2019-08-23 | 郑州工程技术学院 | A kind of new-energy automobile fault detection system |
| CN110266291A (en) * | 2019-06-26 | 2019-09-20 | 郑州工程技术学院 | A kind of industrial control system based on Internet of Things |
| CN110299929A (en) * | 2019-07-31 | 2019-10-01 | 信阳职业技术学院 | A kind of small watersheds of tourism route |
| CN110533966A (en) * | 2019-10-14 | 2019-12-03 | 郑州铁路职业技术学院 | A kind of Foreigh-language oral-speech correction system |
| CN110658773A (en) * | 2019-11-04 | 2020-01-07 | 郑州工程技术学院 | Robot scram control circuit |
| CN110849609A (en) * | 2019-11-29 | 2020-02-28 | 郑州工程技术学院 | Rotary machine vibration fault early warning device |
| CN110968012A (en) * | 2019-12-26 | 2020-04-07 | 郑州科技学院 | Electronic signal compensation device |
| CN111245427A (en) * | 2020-01-14 | 2020-06-05 | 河北岳如信息科技有限公司 | Big data real-time monitoring system |
| CN111431546A (en) * | 2020-05-20 | 2020-07-17 | 河南华兴通信技术有限公司 | Digital microwave signal anti-distortion circuit |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2470973A1 (en) * | 1979-12-07 | 1981-06-12 | Telemecanique Electrique | DEVICE FOR DETERMINING THE TORQUE PROVIDED BY AN ASYNCHRONOUS ELECTRIC MOTOR |
| KR20030067914A (en) * | 2002-02-09 | 2003-08-19 | 주식회사 만도 | Torque sensor circuit |
| CN108900219A (en) * | 2018-09-30 | 2018-11-27 | 郑州航空工业管理学院 | A kind of network public sentiment information early warning system |
| CN109104162A (en) * | 2018-08-08 | 2018-12-28 | 义乌工商职业技术学院 | A kind of Computer signal compensation circuit |
| CN109116147A (en) * | 2018-07-28 | 2019-01-01 | 朱景艳 | Electric car onboard system signal calibration circuit |
| CN109217929A (en) * | 2018-10-29 | 2019-01-15 | 黄河科技学院 | A kind of super high speed all-optical communication system |
| CN109228357A (en) * | 2018-10-31 | 2019-01-18 | 郝蕾 | A kind of 3D printing nozzle deflection self-checking device |
| CN109379309A (en) * | 2018-12-07 | 2019-02-22 | 河南华兴通信技术有限公司 | Integrated digital microwave predistortion circuit |
-
2019
- 2019-03-30 CN CN201910253633.6A patent/CN109849681A/en not_active Withdrawn
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2470973A1 (en) * | 1979-12-07 | 1981-06-12 | Telemecanique Electrique | DEVICE FOR DETERMINING THE TORQUE PROVIDED BY AN ASYNCHRONOUS ELECTRIC MOTOR |
| KR20030067914A (en) * | 2002-02-09 | 2003-08-19 | 주식회사 만도 | Torque sensor circuit |
| CN109116147A (en) * | 2018-07-28 | 2019-01-01 | 朱景艳 | Electric car onboard system signal calibration circuit |
| CN109104162A (en) * | 2018-08-08 | 2018-12-28 | 义乌工商职业技术学院 | A kind of Computer signal compensation circuit |
| CN108900219A (en) * | 2018-09-30 | 2018-11-27 | 郑州航空工业管理学院 | A kind of network public sentiment information early warning system |
| CN109217929A (en) * | 2018-10-29 | 2019-01-15 | 黄河科技学院 | A kind of super high speed all-optical communication system |
| CN109228357A (en) * | 2018-10-31 | 2019-01-18 | 郝蕾 | A kind of 3D printing nozzle deflection self-checking device |
| CN109379309A (en) * | 2018-12-07 | 2019-02-22 | 河南华兴通信技术有限公司 | Integrated digital microwave predistortion circuit |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110161348A (en) * | 2019-06-26 | 2019-08-23 | 郑州工程技术学院 | A kind of new-energy automobile fault detection system |
| CN110266291A (en) * | 2019-06-26 | 2019-09-20 | 郑州工程技术学院 | A kind of industrial control system based on Internet of Things |
| CN110299929A (en) * | 2019-07-31 | 2019-10-01 | 信阳职业技术学院 | A kind of small watersheds of tourism route |
| CN110299929B (en) * | 2019-07-31 | 2021-02-02 | 信阳职业技术学院 | Intelligent planning system for tour route |
| CN110533966A (en) * | 2019-10-14 | 2019-12-03 | 郑州铁路职业技术学院 | A kind of Foreigh-language oral-speech correction system |
| CN110533966B (en) * | 2019-10-14 | 2021-03-19 | 郑州铁路职业技术学院 | Foreign language spoken language correction system |
| CN110658773A (en) * | 2019-11-04 | 2020-01-07 | 郑州工程技术学院 | Robot scram control circuit |
| CN110849609A (en) * | 2019-11-29 | 2020-02-28 | 郑州工程技术学院 | Rotary machine vibration fault early warning device |
| CN110849609B (en) * | 2019-11-29 | 2021-04-27 | 郑州工程技术学院 | Rotary machine vibration fault early warning device |
| CN110968012A (en) * | 2019-12-26 | 2020-04-07 | 郑州科技学院 | Electronic signal compensation device |
| CN111245427A (en) * | 2020-01-14 | 2020-06-05 | 河北岳如信息科技有限公司 | Big data real-time monitoring system |
| CN111431546A (en) * | 2020-05-20 | 2020-07-17 | 河南华兴通信技术有限公司 | Digital microwave signal anti-distortion circuit |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN109849681A (en) | The torque signal compensation circuit of the four-wheel drive system of electric car | |
| CN110376989A (en) | A kind of industrial control system based on big data | |
| CN109831262A (en) | A kind of Intelligent Low Temperature grain storage system signal calibration circuit | |
| CN110290359A (en) | A kind of camera signals Transmission system | |
| CN110161348A (en) | A kind of new-energy automobile fault detection system | |
| CN110233633A (en) | A kind of data transfer of computer system based on Internet of Things | |
| CN110176851A (en) | A kind of electric power regulation device | |
| CN109787565A (en) | A kind of multi-action computer data acquisition device | |
| CN108494418A (en) | A kind of big data signal calibration circuit | |
| CN110348796A (en) | Logistics information collection system | |
| CN110417433A (en) | A kind of agricultural greenhouse data transmission system | |
| CN109905088A (en) | A kind of power transmission real-time monitoring system | |
| CN109116147A (en) | Electric car onboard system signal calibration circuit | |
| CN108449069A (en) | Big data signal transmission anti-jamming circuit | |
| CN110217109A (en) | A kind of power-supply management system of green novel energy source automobile | |
| CN110269636A (en) | Stereoscopic imaging examination device for radiology department | |
| CN110333753A (en) | A kind of construction site information transmission system | |
| CN209570865U (en) | A kind of supply voltage driving adjusting circuit | |
| CN109379309A (en) | Integrated digital microwave predistortion circuit | |
| CN208589986U (en) | A kind of smart home wireless network signal adjusting circuit | |
| CN109412634A (en) | Integrated digital microwave system | |
| CN110299929B (en) | Intelligent planning system for tour route | |
| CN208386501U (en) | A kind of simple digital control high gain wideband amplifier device | |
| CN208401808U (en) | A kind of low-frequency electronic communication system | |
| CN209676199U (en) | Electronic information enhances circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20190607 |
|
| WW01 | Invention patent application withdrawn after publication |