CN106114250A - A kind of direct-current electric energy meter calibrating device - Google Patents
A kind of direct-current electric energy meter calibrating device Download PDFInfo
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- CN106114250A CN106114250A CN201610414571.9A CN201610414571A CN106114250A CN 106114250 A CN106114250 A CN 106114250A CN 201610414571 A CN201610414571 A CN 201610414571A CN 106114250 A CN106114250 A CN 106114250A
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- electric automobile
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- charging pile
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- 230000004888 barrier function Effects 0.000 claims description 11
- 238000005259 measurement Methods 0.000 claims description 11
- 238000006073 displacement reaction Methods 0.000 claims description 9
- 239000012530 fluid Substances 0.000 claims description 6
- 208000010877 cognitive disease Diseases 0.000 claims description 3
- 230000002950 deficient Effects 0.000 claims description 3
- 238000005516 engineering process Methods 0.000 description 5
- 230000007246 mechanism Effects 0.000 description 4
- 230000003321 amplification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000003199 nucleic acid amplification method Methods 0.000 description 3
- 230000007812 deficiency Effects 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000003993 interaction Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
- G01R35/04—Testing or calibrating of apparatus covered by the other groups of this subclass of instruments for measuring time integral of power or current
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles
- B60L53/36—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles by positioning the vehicle
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/14—Conductive energy transfer
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/30—Constructional details of charging stations
- B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles
- B60L53/37—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles using optical position determination, e.g. using cameras
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
- G01S15/06—Systems determining the position data of a target
- G01S15/08—Systems for measuring distance only
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
- G01S15/88—Sonar systems specially adapted for specific applications
- G01S15/93—Sonar systems specially adapted for specific applications for anti-collision purposes
- G01S15/931—Sonar systems specially adapted for specific applications for anti-collision purposes of land vehicles
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S19/00—Satellite radio beacon positioning systems; Determining position, velocity or attitude using signals transmitted by such systems
- G01S19/38—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system
- G01S19/39—Determining a navigation solution using signals transmitted by a satellite radio beacon positioning system the satellite radio beacon positioning system transmitting time-stamped messages, e.g. GPS [Global Positioning System], GLONASS [Global Orbiting Navigation Satellite System] or GALILEO
- G01S19/42—Determining position
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/70—Interactions with external data bases, e.g. traffic centres
- B60L2240/72—Charging station selection relying on external data
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- 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
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- 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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/14—Plug-in electric vehicles
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Abstract
The present invention relates to a kind of direct-current electric energy meter calibrating device, including standard direct current table module, the program control source module of DC voltage, the program control source module of DC current, system control module, distance-measuring equipment, identification equipment and main control device etc..By means of the invention it is possible to direct current energy meter is carried out Site Detection, improve efficiency and the safety of detection.
Description
The present invention is Application No. 201610125464.4, filing date on March 6th, 2016, invention entitled " a kind of straight
Stream electric energy meter calibrating apparatus " the divisional application of patent.
Technical field
The present invention relates to power domain, particularly relate to a kind of direct-current electric energy meter calibrating device.
Background technology
Electric automobile industry is the development industry that the whole world is the most popular, from the tesla of the U.S. to the BYD E of China
Series, Qin's series vehicle all have been pushed into market, and obtain good market reaction." the automobile released according to Ministry of Industry and Information of country
With new-energy automobile industrial development planning ", to the year two thousand twenty, China's new-energy automobile recoverable amount reaches 5,000,000, with hybrid power
Automobile is that the energy-saving automobile of representative reaches more than 15,000,000.
For the DC measurement device of charging electric vehicle, each producer develops Related product in succession, as with wasion,
The electric energy meter manufacturing enterprise that section Lu Wei represents have developed the metering device being exclusively used in electric automobile DC charging, and linked network fortune
OK.On the other hand, multiple gauge check research institutions have been developed that high-grade direct current energy meter standard is to electric automobile direct current
Charge metering device carries out laboratory verification.Corresponding examination criteria and technical specification are the most constantly put into effect, such as: Guo Wang company is looked forward to
Industry standard Q/GDW11165-2014 " requirement of electric automobile off-board charger DC measurement technology " requires that DC charging measures
Device is made up of direct current energy meter, D.C. resistance potentiometer, direct current diverter, and relevant calibration operation also launches as target；
National metrological verification regulations JJG842-1993 " direct current energy meter ", JJG513-2003 " d.c.resistor volt ratio box ", JJG1069-
2003 " direct current diverters " are made that specific requirement to the calibrating of DC charging metering device.
It is: CN102062849A that patent name is in patent publication No.: a kind of direct-current electric energy meter calibrating device and method
In patent documentation, disclose a kind of direct-current electric energy meter calibrating device, including human-computer interaction interface, main control module, voltage power amplifier mould
Block, current amplification module, voltage measurement module, current measurement module, electric energy computing module, calibration pulse output interface and quilt
Inspection pulse input interface；Described human-computer interaction interface is connected with described main control module, and described main control module depends on by controlling bus
Secondary it is connected to described electric energy metering module by described voltage power amplifier module, voltage measurement module；Described main control module is by control
Bus processed passes sequentially through described current amplification module, current measurement module is connected to described electric energy metering module；Described electric energy meter
Calculate module to be connected with described calibration pulse output interface and tested pulse input interface respectively；Described voltage power amplifier module be provided with
The interface that the voltage signal of tested electric energy meter is connected, the current signal that described current amplification module is provided with tested electric energy meter is connected
Interface.During work for tested table, need to unload it from working site, be subsequently placed in calibrating checking table and just can complete
Calibrating, it is impossible to realize the on-site proving to tested table.It is therefore desirable to develop a kind of device for on-site calibration, it is simple to metering device week
Carrying out of phase calibration operation.
Summary of the invention
According to an aspect of the present invention, it is provided that a kind of direct-current electric energy meter calibrating device, it is arranged at based on detection of obstacles
The intelligent electric electrical automobile identified, described electric automobile includes distance-measuring equipment, identification equipment and main control device, and distance-measuring equipment is used for
Measuring the distance of electric automobile distance barrier, whether identification equipment is charging pile, main control device and survey for cognitive disorders thing
Connect respectively away from equipment and identification equipment, electric automobile is performed corresponding for output based on distance-measuring equipment and the equipment of identification
Control mode.
More specifically, in described intelligent electric electrical automobile based on detection of obstacles identification, including: electric power detection sets
Standby, it is arranged in the accumulator of electric automobile, for detecting the real-time dump energy of accumulator；Travel controller, be arranged on electricity
On electrical automobile, it is connected with direction electric machine controller and the speed motor controller of electric automobile, for receiving position control signal,
Determine driving direction and actuating speed based on position control signal, and driving direction and actuating speed are sent respectively to direction electricity
Machine controller and speed motor controller；GPS positions equipment, that GPS position location satellite sends in real time, electric automobile for receiving
Current GPS location；Front left side ultrasonic sensor, is arranged on electric automobile headstock leftward position, measures electric automobile headstock left
Near lateral extent, the distance of barrier is using as the distance output of real-time front left side, front left side ultrasonic sensor maximum measure away from
From for 4 meters；Forward right side ultrasonic sensor, is arranged on electric automobile headstock right positions, measure on the right side of electric automobile headstock away from
From the distance of neighbouring barrier using as the distance output of real-time forward right side, the maximum distance of measuring of forward right side ultrasonic sensor is
4 meters；Ultrasonic car-backing Anticollision Radar, is arranged on electric automobile tailstock middle position, measures electric automobile back range and hinders from rear
Hindering the distance of thing using as the distance output of real-time rear, the maximum distance of measuring of ultrasonic car-backing Anticollision Radar is 2 meters；Temperature passes
Sensor, is arranged on the outside of electric automobile, for detecting the real time temperature of electric automobile place environment；DC motor driver,
It is arranged in the front end instrumental panel of electric automobile, is connected with Ling Yang SPCE061A chip, is used for receiving brake signal, and based on system
Dynamic signal determines DC MOTOR CONTROL signal；Electric pushrod controller, is arranged on the top driving wheel of electric automobile, by directly
Stream brush motor, reducing gear and pusher structure composition, brush direct current motor is connected with DC motor driver to receive direct current
Motor control signal, and the slewing rate of brush direct current motor, reducing gear and direct current is controlled based on DC MOTOR CONTROL signal
Brush motor and pusher structure connect respectively, and the rotation of brush direct current motor is changed into the promotion to pusher structure；Braking is main
Cylinder, is arranged on the top driving wheel of electric automobile, is connected with pusher structure, be used in the pusher structure work to master cylinder
Under the promotion of plug, produce brake fluid pressure；Disk brake, is arranged on the top driving wheel of electric automobile, main with braking
The driving wheel of cylinder and electric automobile connects respectively, for based on the driving to electric automobile of the brake fluid pressure at master cylinder
Wheel performs brake operating；Image recognition apparatus, for electric automobile front scene is shot to obtain forward image, and
Forward image is carried out image recognition to determine whether front exists charging pile, correspondingly, send and there is charging pile signal or not
There is charging pile signal；ZIGBEE communication equipment, is arranged on electric automobile, enters for the ZIGBEE communication interface with charging pile
Row handshake operation, shakes hands and the most then sends charging pile qualifying signal, and failure of shaking hands then sends the defective signal of charging pile；Ultrasound wave
Locater plate, is arranged on electric automobile headstock middle position, measure the distance of electric automobile headstock distance preceding object thing using as
Front distance output in real time, the maximum distance of measuring of ultrasonic ranging plate is 5 meters；Automatic charging equipment, is arranged on electric automobile
On, including localizer, displacement driver, mechanical hand and charging head, localizer, displacement driver and charging head are all disposed within machinery
On hand, localizer is for the relative distance between inspecting manipuator and the charging socket of charging pile, displacement driver and localizer
Connecting, for driving mechanical hand to go to the charging socket of charging pile based on relative distance, mechanical hand is for arriving at charging pile
After charging socket, charging head is inserted in the charging socket of charging pile；Ling Yang SPCE061A chip, before being arranged on electric automobile
End instrumental panel in, with electric power detection equipment, travel controller, GPS location equipment, image recognition apparatus, ultrasonic ranging plate,
ZIGBEE communication equipment and automatic charging equipment connect respectively, when real-time dump energy presets power threshold less than or equal to first
Time, enter self-navigation pattern；Ling Yang SPCE061A chip, in self-navigation pattern, starts GPS location equipment and image is known
Other equipment, receives current GPS location, and GPS location based on charging pile nearest in current GPS location and the electronic chart that prestores determines
Position control signal, is sent to position control signal travel controller and goes in the electronic chart that prestores to control electric automobile
Nearly charging pile, when receive at image recognition apparatus there is charging pile signal time, start ultrasonic ranging plate and ZIGBEE lead to
Letter equipment, when receiving charging pile qualifying signal and front distance is less than or equal to predeterminable range threshold value in real time, starts and automatically fills
Electricity equipment is to insert charging head in the charging socket of charging pile, and Ling Yang SPCE061A chip exits self-navigation pattern；Wherein,
Ling Yang SPCE061A chip also with ultrasonic ranging plate, front left side ultrasonic sensor, forward right side ultrasonic sensor and ultrasonic
Ripple reverse collision prevention radar connects respectively, when receive real-time front distance, real-time front left side distance, real-time forward right side distance or
When rear distance is less than respective default warning distance in real time, Ling Yang SPCE061A chip sends brake signal；Ultrasonic ranging
Plate, front left side ultrasonic sensor, forward right side ultrasonic sensor and ultrasonic car-backing Anticollision Radar are all based on ultrasound wave at sky
Spread speed in gas realizes range measurement；Ultrasonic ranging plate, front left side ultrasonic sensor, forward right side supersonic sensing
Device and ultrasonic car-backing Anticollision Radar are all connected with temperature sensor, true for real time temperature based on electric automobile place environment
Determine the aerial spread speed of ultrasound wave；Ling Yang SPCE061A chip presets electricity at real-time dump energy more than or equal to second
Threshold value, the mechanical hand of control automatic charging equipment to pull away the charging socket of charging pile by charging head, and second presets power threshold
Power threshold is preset more than first.
More specifically, in described intelligent electric electrical automobile based on detection of obstacles identification: image recognition apparatus includes
Ambient brightness detector, image acquisition device and target recognition device.
More specifically, in described intelligent electric electrical automobile based on detection of obstacles identification: image acquisition device is that CCD takes the photograph
As head.
More specifically, in described intelligent electric electrical automobile based on detection of obstacles identification, also include: MMC storage card,
For prestoring predeterminable range threshold value, first presetting power threshold and second and preset power threshold.
More specifically, in described intelligent electric electrical automobile based on detection of obstacles identification: MMC storage card is arranged on electricity
In the front end instrumental panel of electrical automobile.
Accompanying drawing explanation
Below with reference to accompanying drawing, embodiment of the present invention are described, wherein:
Fig. 1 is the structure according to the intelligent electric electrical automobile based on detection of obstacles identification shown in embodiment of the present invention
Block diagram.
Reference: 1 distance-measuring equipment；2 identify equipment；3 main control devices
Detailed description of the invention
Embodiment to the intelligent electric electrical automobile based on detection of obstacles identification of the present invention below with reference to accompanying drawings
It is described in detail.
The principle of ultrasonic ranging is to utilize the aerial spread speed of ultrasound wave for it is known that measure sound wave after transmitting
Run into the time that barrier reflects, according to launch and receive time difference calculate launch point to barrier reality away from
From.As can be seen here, ultrasonic ranging principle and Principles of Radar are the same.Ultrasonic ranging is mainly used in reversing and reminds, builds
Build the range measurement of building site, industry spot etc., although hundred meters on current range finding range, can be reached, but the precision measured is often only
Centimetre scale can be reached.
But, it practice, the aerial spread speed of ultrasound wave is a variable, according to ambient temperature not
With, the aerial spread speed of ultrasound wave is the most different, therefore, in order to improve the accuracy of ultrasonic ranging, it is necessary first to root
The aerial spread speed of ultrasound wave is calculated, then based on the aerial spread speed of ultrasound wave according to ambient temperature
Realize distance measurement function.
The radar ranging equipment quantity of electric automobile of the prior art is few, and is not based on ambient temperature and carries out mesh around
Target range finding link, causes the range finding mechanism imperfection of electric automobile, and range accuracy is the highest, it addition, of the prior art electronic
Automobile also lacks Braking mode equipment to brake accordingly according to radar range finding result, meanwhile, of the prior art electronic
Automobile lacks charging station navigation mechanism, charging station selects mechanism, charging pile recognition mechanism and automatic charging machine-processed, causes electronic
Most suitable charging station cannot be automatically selected in the case of automobile dump energy deficiency and carry out automatic charging.
In order to overcome above-mentioned deficiency, the present invention has built a kind of intelligent electric electrical automobile based on detection of obstacles identification,
Around the vehicle body of electric automobile, increase ultrasonic ranging equipment, each ultrasonic ranging equipment is increased and surpasses based on temperature
Acoustic wave propagation velocity calculates link, and adds Braking mode equipment, charging station navigator, charging station selection equipment, fills
Electricity stake identification equipment and automatic charging equipment such that it is able to realize High Accuracy Radar range finding, automobile Braking mode, charging station automatic
Locking and charging pile automatic charging function.
Fig. 1 is the structure according to the intelligent electric electrical automobile based on detection of obstacles identification shown in embodiment of the present invention
Block diagram, described electric automobile includes distance-measuring equipment, identification equipment and main control device, distance-measuring equipment be used for measuring electric automobile away from
From the distance of barrier, whether identification equipment is charging pile for cognitive disorders thing, and main control device sets with distance-measuring equipment and identification
Back-up does not connect, and for output based on distance-measuring equipment and the equipment of identification, electric automobile is performed corresponding control mode.
Then, continue the concrete structure of the intelligent electric electrical automobile based on detection of obstacles identification of the present invention is entered
The explanation of one step.
Described electric automobile includes: electric power detection equipment, is arranged in the accumulator of electric automobile, is used for detecting accumulator
Real-time dump energy；Travel controller, be arranged on electric automobile, with direction electric machine controller and the speed electricity of electric automobile
Machine controller connects, and for receiving position control signal, determines driving direction and actuating speed based on position control signal, and will
Driving direction and actuating speed are sent respectively to direction electric machine controller and speed motor controller.
Described electric automobile includes: GPS positions equipment, that GPS position location satellite sends in real time, electric automobile for receiving
Current GPS location；Front left side ultrasonic sensor, is arranged on electric automobile headstock leftward position, measures electric automobile headstock left
Near lateral extent, the distance of barrier is using as the distance output of real-time front left side, front left side ultrasonic sensor maximum measure away from
From for 4 meters.
Described electric automobile includes: forward right side ultrasonic sensor, is arranged on electric automobile headstock right positions, measures electricity
On the right side of electrical automobile headstock near distance the distance of barrier using as real-time forward right side distance output, forward right side ultrasonic sensor
Maximum distance of measuring be 4 meters.
Described electric automobile includes: ultrasonic car-backing Anticollision Radar, is arranged on electric automobile tailstock middle position, measures electricity
The distance of electrical automobile tailstock distance rear obstacle is using as the distance output of real-time rear, the maximum of ultrasonic car-backing Anticollision Radar
Measuring distance is 2 meters.
Described electric automobile includes: temperature sensor, is arranged on the outside of electric automobile, is used for detecting electric automobile place
The real time temperature of environment；DC motor driver, is arranged in the front end instrumental panel of electric automobile, with Ling Yang SPCE061A chip
Connect, be used for receiving brake signal, and determine DC MOTOR CONTROL signal based on brake signal.
Described electric automobile includes: electric pushrod controller, is arranged on the top driving wheel of electric automobile, by direct current
Brush motor, reducing gear and pusher structure composition, brush direct current motor is connected with DC motor driver to receive unidirectional current
Machine control signal, and the slewing rate of brush direct current motor is controlled based on DC MOTOR CONTROL signal, reducing gear has with direct current
Brush motor and pusher structure connect respectively, and the rotation of brush direct current motor is changed into the promotion to pusher structure.
Described electric automobile includes: master cylinder, is arranged on the top driving wheel of electric automobile, with pusher structure even
Connect, be used at pusher structure under the promotion of the piston of master cylinder, produce brake fluid pressure；Disk brake, is arranged on electricity
The top driving wheel of electrical automobile, is connected respectively with the driving wheel of master cylinder and electric automobile, for main based on braking
Brake fluid pressure at cylinder performs brake operating to the driving wheel of electric automobile.
Described electric automobile includes: image recognition apparatus, before shooting electric automobile front scene to obtain
Side's image, and forward image is carried out image recognition to determine whether front exists charging pile, correspondingly, send and there is charging pile
Signal or there is not charging pile signal.
Described electric automobile includes: ZIGBEE communication equipment, is arranged on electric automobile, for the ZIGBEE with charging pile
Communication interface carries out handshake operation, shakes hands and the most then sends charging pile qualifying signal, and it is defective that failure of shaking hands then sends charging pile
Signal；Ultrasonic ranging plate, is arranged on electric automobile headstock middle position, measures electric automobile headstock distance preceding object thing
Distance is using as the distance output of real-time front, and the maximum distance of measuring of ultrasonic ranging plate is 5 meters.
Described electric automobile includes: automatic charging equipment, is arranged on electric automobile, including localizer, displacement driver,
Mechanical hand and charging head, localizer, displacement driver and charging head be all disposed within mechanical hand, and localizer is used for inspecting manipuator
And the relative distance between the charging socket of charging pile, displacement driver is connected with localizer, for driving based on relative distance
Mechanical hand goes to the charging socket of charging pile, and mechanical hand is for inserting charging by charging head after arriving at the charging socket of charging pile
In the charging socket of stake.
Described electric automobile includes: Ling Yang SPCE061A chip, is arranged in the front end instrumental panel of electric automobile, with electricity
Detection equipment, travel controller, GPS location equipment, image recognition apparatus, ultrasonic ranging plate, ZIGBEE communication equipment and from
Dynamic charger connects respectively, when real-time dump energy presets power threshold less than or equal to first, enters self-navigation pattern.
Wherein, Ling Yang SPCE061A chip, in self-navigation pattern, starts GPS location equipment and image recognition apparatus,
Receiving current GPS location, GPS location based on charging pile nearest in current GPS location and the electronic chart that prestores determines that position is controlled
Signal processed, is sent to position control signal travel controller and goes in the electronic chart that prestores charge recently to control electric automobile
Stake, when receive at image recognition apparatus there is charging pile signal time, start ultrasonic ranging plate and ZIGBEE communication equipment,
When receiving charging pile qualifying signal and in real time front distance is less than or equal to predeterminable range threshold value, start automatic charging equipment with
Being inserted by charging head in the charging socket of charging pile, Ling Yang SPCE061A chip exits self-navigation pattern.
Wherein, Ling Yang SPCE061A chip also with ultrasonic ranging plate, front left side ultrasonic sensor, forward right side ultrasound wave
Sensor and ultrasonic car-backing Anticollision Radar connect respectively, when the real-time front distance received, real-time front left side distance, in real time
When forward right side distance or real-time rear distance are less than respective default warning distance, Ling Yang SPCE061A chip sends braking letter
Number；Ultrasonic ranging plate, front left side ultrasonic sensor, forward right side ultrasonic sensor and ultrasonic car-backing Anticollision Radar all bases
Range measurement is realized in the aerial spread speed of ultrasound wave；Before ultrasonic ranging plate, front left side ultrasonic sensor, the right side
Side ultrasonic sensor and ultrasonic car-backing Anticollision Radar are all connected with temperature sensor, for based on electric automobile place environment
Real time temperature determine the aerial spread speed of ultrasound wave.
Wherein, Ling Yang SPCE061A chip presets power threshold at real-time dump energy more than or equal to second, controls automatically
The mechanical hand of charger to pull away the charging socket of charging pile by charging head, and second presets power threshold presets electricity more than first
Amount threshold value.
Alternatively, in described electric automobile: image recognition apparatus includes ambient brightness detector, image acquisition device and mesh
Mark recognition means；Image acquisition device is CCD camera；Described electric automobile also includes: MMC storage card, is used for prestoring pre-
If distance threshold, first presetting power threshold and second and preset power threshold；And MMC storage card may be disposed at electric automobile
Front end instrumental panel in.
It addition, navigation is to guide a certain equipment, from the method a little moving to another point of advertised route.Navigation point two
Class: (1) self-aid navigation: navigate with the equipment on aircraft or boats and ships, have inertial navigation, Doppler navigation and celestial navigation
Deng；(2) anti-selfcontained navigation: match with relevant ground or aerial device for transit equipments such as aircraft, boats and ships, automobiles
Navigation, has radionavigation, satellite navigation.Militarily, also to have coordinated weapon delivery, scout, go on patrol, antisubmarine and rescue
Etc. task.
Satellite navigation (Satellite navigation) refers to use aeronautical satellite to ground, ocean, aerial and space
User carries out the technology of navigator fix.Common GPS navigation, the Big Dipper navigation, Galileo navigation etc. are satellite navigation.
Use aeronautical satellite that ground, ocean, aerial and spatial user carry out the technology of navigator fix.Utilize the sun, the moon
Ball and the existing thousands of years history of other natural coelonavigations, although the imagination navigated by artificial object as far back as latter half in 19th century just
It has been proposed that, but until just start the sixties in 20th century to realize.Within 1964, the U.S. builds up " meridian instrument " satellite navigation system, and hands over
Paying naval to use, 1967 start civilian.Within 1973, start again to develop " nautical star " global positioning system.The Soviet Union also establishes class
As satellite navigation system.France, Japan, Chinese research and the experiment work also having carried out satellite navigation.Satellite navigation is comprehensive
The advantage of conventional navigation systems, is truly realized under various weather condition whole world high accuracy passive type navigator fix.Particularly
Time measurlng range satellite navigation system, is not only provided that the whole world and terrestrial space continuous stereo cover, high-precision three-dimensional positions and surveys
Speed, and capacity of resisting disturbance is strong.
Use the intelligent electric electrical automobile based on detection of obstacles identification of the present invention, for electric automobile in prior art
The technical problem that intelligence degree is the highest, adds multiple radar ranging equipment and Braking mode equipment to realize for electric automobile
The high-precision radar range finding of electric automobile, Braking mode, it is often more important that, introduce electric power detection equipment, travel controller,
GPS location equipment, image recognition apparatus, ultrasonic ranging plate, ZIGBEE communication equipment and automatic charging equipment realize near
The locking of charging station, the identification of charging pile and the automatic charging of electric automobile, thus improve electric automobile on the whole
Intelligent level.
Although it is understood that the present invention discloses as above with preferred embodiment, but above-described embodiment being not used to
Limit the present invention.For any those of ordinary skill in the art, without departing under technical solution of the present invention ambit,
Technical solution of the present invention is made many possible variations and modification by the technology contents that all may utilize the disclosure above, or is revised as
Equivalent embodiments with change.Therefore, every content without departing from technical solution of the present invention, according to the technical spirit pair of the present invention
Any simple modification made for any of the above embodiments, equivalent variations and modification, all still fall within the scope of technical solution of the present invention protection
In.
Claims (2)
1. a direct-current electric energy meter calibrating device, is arranged at intelligent electric electrical automobile based on detection of obstacles identification, described electricity
Electrical automobile includes distance-measuring equipment, identification equipment and main control device, distance-measuring equipment for measure electric automobile distance barrier away from
From, whether identification equipment is charging pile for cognitive disorders thing, and main control device is connected respectively with distance-measuring equipment and identification equipment, uses
In output based on distance-measuring equipment and the equipment of identification, electric automobile is performed corresponding control mode.
2. direct-current electric energy meter calibrating device as claimed in claim 1, it is characterised in that described electric automobile includes:
Electric power detection equipment, is arranged in the accumulator of electric automobile, for detecting the real-time dump energy of accumulator；
Travel controller, be arranged on electric automobile, connect with direction electric machine controller and the speed motor controller of electric automobile
Connect, for receiving position control signal, determine driving direction and actuating speed based on position control signal, and by driving direction and
Actuating speed is sent respectively to direction electric machine controller and speed motor controller；
GPS positions equipment, for receiving GPS position location satellite sends in real time, the current GPS location of electric automobile；
Front left side ultrasonic sensor, is arranged on electric automobile headstock leftward position, measures distance on the left of electric automobile headstock attached
The distance of nearly barrier is using as the distance output of real-time front left side, and the maximum distance of measuring of front left side ultrasonic sensor is 4 meters；
Forward right side ultrasonic sensor, is arranged on electric automobile headstock right positions, measures distance on the right side of electric automobile headstock attached
The distance of nearly barrier is using as the distance output of real-time forward right side, and the maximum distance of measuring of forward right side ultrasonic sensor is 4 meters；
Ultrasonic car-backing Anticollision Radar, is arranged on electric automobile tailstock middle position, measures electric automobile back range and hinders from rear
Hindering the distance of thing using as the distance output of real-time rear, the maximum distance of measuring of ultrasonic car-backing Anticollision Radar is 2 meters；
Temperature sensor, is arranged on the outside of electric automobile, for detecting the real time temperature of electric automobile place environment；
DC motor driver, is arranged in the front end instrumental panel of electric automobile, is connected with Ling Yang SPCE061A chip, is used for connecing
Receive brake signal, and determine DC MOTOR CONTROL signal based on brake signal；
Electric pushrod controller, is arranged on the top driving wheel of electric automobile, by brush direct current motor, reducing gear with push away
Bar structure forms, and brush direct current motor is connected with DC motor driver to receive DC MOTOR CONTROL signal, and based on direct current
Motor control signal controls the slewing rate of brush direct current motor, and reducing gear connects respectively with brush direct current motor and pusher structure
Connect, the rotation of brush direct current motor is changed into the promotion to pusher structure；
Master cylinder, is arranged on the top driving wheel of electric automobile, is connected with pusher structure, be used at pusher structure system
Under the promotion of the piston of dynamic master cylinder, produce brake fluid pressure；
Disk brake, is arranged on the top driving wheel of electric automobile, with the driving wheel of master cylinder and electric automobile
Connect respectively, for the driving wheel of electric automobile being performed brake operating based on the brake fluid pressure at master cylinder；
Image recognition apparatus, for shooting to obtain forward image to electric automobile front scene, and enters forward image
Row image recognition is to determine whether front exists charging pile, correspondingly, sends and there is charging pile signal or there is not charging pile letter
Number；
ZIGBEE communication equipment, is arranged on electric automobile, carries out handshake operation for the ZIGBEE communication interface with charging pile,
Shaking hands and the most then send charging pile qualifying signal, failure of shaking hands then sends the defective signal of charging pile；
Ultrasonic ranging plate, is arranged on electric automobile headstock middle position, measures electric automobile headstock distance preceding object thing
Distance is using as the distance output of real-time front, and the maximum distance of measuring of ultrasonic ranging plate is 5 meters；
Automatic charging equipment, is arranged on electric automobile, including localizer, displacement driver, mechanical hand and charging head, location
Device, displacement driver and charging head are all disposed within mechanical hand, and localizer is for the charging socket of inspecting manipuator with charging pile
Between relative distance, displacement driver is connected with localizer, for based on relative distance drive mechanical hand go to charging pile
Charging socket, mechanical hand is in the charging socket that charging head inserts after arriving at the charging socket of charging pile charging pile；
Ling Yang SPCE061A chip, is arranged in the front end instrumental panel of electric automobile, with electric power detection equipment, travel controller,
GPS location equipment, image recognition apparatus, ultrasonic ranging plate, ZIGBEE communication equipment and automatic charging equipment connect respectively, when
When dump energy presets power threshold less than or equal to first in real time, enter self-navigation pattern；Ling Yang SPCE061A chip is certainly
In dynamic navigation pattern, start GPS location equipment and image recognition apparatus, receive current GPS location, based on current GPS location and
The GPS location of charging pile recently that prestores in electronic chart determines position control signal, is sent to position control signal travel control
Instrument processed goes to nearest charging pile in the electronic chart that prestores to control electric automobile, fills when receiving existence at image recognition apparatus
During electricity stake signal, start ultrasonic ranging plate and ZIGBEE communication equipment, receive charging pile qualifying signal and real-time front
When distance is less than or equal to predeterminable range threshold value, start automatic charging equipment to be inserted by charging head in the charging socket of charging pile,
Ling Yang SPCE061A chip exits self-navigation pattern；
Wherein, Ling Yang SPCE061A chip also with ultrasonic ranging plate, front left side ultrasonic sensor, forward right side supersonic sensing
Device and ultrasonic car-backing Anticollision Radar connect respectively, when before the real-time front distance received, real-time front left side distance, the real-time right side
When lateral extent or real-time rear distance are less than respective default warning distance, Ling Yang SPCE061A chip sends brake signal；
Wherein, ultrasonic ranging plate, front left side ultrasonic sensor, forward right side ultrasonic sensor and the crashproof thunder of ultrasonic car-backing
Reach and be all based on the aerial spread speed of ultrasound wave to realize range measurement；
Wherein, ultrasonic ranging plate, front left side ultrasonic sensor, forward right side ultrasonic sensor and the crashproof thunder of ultrasonic car-backing
Reach and be all connected with temperature sensor, determine the aerial biography of ultrasound wave for real time temperature based on electric automobile place environment
Broadcast speed；
Wherein, Ling Yang SPCE061A chip presets power threshold at real-time dump energy more than or equal to second, controls automatic charging
The mechanical hand of equipment to pull away the charging socket of charging pile by charging head, and second presets power threshold presets electricity threshold more than first
Value；
Image recognition apparatus includes ambient brightness detector, image acquisition device and target recognition device.
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| CN201610414571.9A CN106114250B (en) | 2016-03-06 | 2016-03-06 | A kind of direct-current electric energy meter calibrating device |
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| CN201610125464.4A CN105629194B (en) | 2016-03-06 | 2016-03-06 | A kind of direct-current electric energy meter calibrating device |
| CN201610414571.9A CN106114250B (en) | 2016-03-06 | 2016-03-06 | A kind of direct-current electric energy meter calibrating device |
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| CN110673083A (en) * | 2019-11-13 | 2020-01-10 | 云南电网有限责任公司电力科学研究院 | Direct current standard source device for detecting electric energy meter metering error |
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| CN107150596A (en) * | 2016-03-06 | 2017-09-12 | 李志刚 | A kind of direct-current electric energy meter calibrating device |
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|---|---|
| CN106114250B (en) | 2018-01-09 |
| CN105629194A (en) | 2016-06-01 |
| CN105629194B (en) | 2016-09-28 |
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