CN104749982B - Engineering machinery electronic controller and control method based on GPS/GIS - Google Patents
Engineering machinery electronic controller and control method based on GPS/GIS Download PDFInfo
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- CN104749982B CN104749982B CN201510134469.9A CN201510134469A CN104749982B CN 104749982 B CN104749982 B CN 104749982B CN 201510134469 A CN201510134469 A CN 201510134469A CN 104749982 B CN104749982 B CN 104749982B
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/048—Monitoring; Safety
Abstract
The present invention is the engineering machinery electronic controller based on GPS/GIS, CAN connection master controller and display controller, and master controller has each relay switching variable output module and throttle motor control module real-time reception run signal, control device operation.Display controller has GPS/GIS wireless communication modules and keyboard ＆ display screen.Control method is：Master controller receives each duty parameter, and display controller sends GPS/GIS and work information to administrative center.When orientation and communication abnormal alarm.Equipment can still work in time allowance, and communication recovers to release alarm.Exceed the time limit rear stage car locking, engine is idle.In the car locking time limit, with administrative center contact after password unblock equipment recover normal.Super car locking time limit secondary latch car, full car powers off oil-break, user and administrative center's contact, and password is sent after confirming normally, and equipment unblock is resumed work.Administrative center's moment of the present invention grasps device location and operating mode, effectively prevents from stealing, destroys.
Description
Technical field
The present invention relates to work machine control system, specially a kind of engineering machinery electronic controller based on GPS/GIS
And control method.
Background technology
It is broken that current engineering machinery is widely used in earth and rock works, municipal works, road surface reparations, farmland improvement, concrete
Broken, pipe laying, gardens are cultivated and infrastructure and the production field such as stream desilting, according to statistics, to, China's engineering machine in 2015
The income from sales of tool industry is up to 900,000,000,000 yuan or so, and year is incremented by more than double figures.In terms of outlet, to China in 2015
Construction machinery product outlet is up to 20,000,000,000 dollars or so, as world export big country.However, China's construction machinery industry is whole
Body technique level still falls behind relatively, manufacturing technology level is not high, and particularly electronic control technology is not high, can not yet turn into engineering machinery
Manufacturing power.
Engineering machinery general work condition is relatively more severe, and load change is big, and machine system energy expenditure is huge, and can produce
Raw serious waste.The main purpose of engineering machinery Power Control is to improve power utilization, enhancing operating efficiency and energy-conservation.Engineering
The quality of the automatically controlled performance of machinery, directly affects the economy and reliability of equipment.The hydraulic construction machine of early stage uses constant displacement pump
Oil supply system, but because power utilization is low, and control function is poor, performance is not good, permanent already in large and medium-sized engineering machinery
Power and variable system is replaced.But because Constant Pump System manufacturing cost is cheap, also exist part is small-sized, in miniature engineering machinery
Using.1980s mid-term, occurs in that inverted flux control, load sensing controlled etc. are new in variable displacement with constant power system-based
Type hydraulic system, energy-saving effect is significantly improved, and then the introducing of computer realizes Electronic Control so that engineering machinery energy-conservation,
Level in terms of power utilization, operating efficiency is significantly improved, and Electronic Control be easy to engineering machinery monitoring, operation and
Safeguard.Current hydraulic construction machine whether there is computer control function, it has also become distinguish the line of demarcation of new older models.
The existing main prison for including engineering machinery walking and job state are monitored and controlled of engineering machinery control
Surveying controller, GPS/GIS, (GPS is the abbreviation of global positioning system, and English is Global Positioning System；GIS
The abbreviation of GIS-Geographic Information System, English be Geographic Information System) locator and wireless telecommunications dress
Put, GPS locator is separate with monitor controller.Monitor controller is mainly made up of micro-control unit and display.Operation
Person by bridge operation bar control engineering machinery run, each instrument or sensor gathering project machinery running state parameter and
Signal is sent to micro-control unit, and is supplied to operator over the display.Remote management center is only by each engineering machinery
The GPS/GIS locators for standing on monitor controller grasp its position, are sent while receiving microcontroller by wireless communication apparatus
Engineering machinery main operation information, such as engine speed, water temperature learn the running status of every engineering machinery.
The large-scale engineering machinery that current every profession and trade is used is rented to professional equipment leasing company, and job site is mostly
Traffic is underdeveloped, communications service also less undeveloped territory.It is existing that equipment leasing company can not possibly arrange large quantities of manpowers to go
Supervision, the remote control facility that can only be configured by engineering machinery monitors its working time, operating position and uses operation
Situation, is used as the basis of the rent recycling of leased-out equipment.Simultaneously by online monitoring system, many failures can be tieed up remotely
Repair or seek advice from, or technical data and data are provided for field maintenance maintenance, more convenient and quicker provides for leasing of construction machinery user
Service.
But monitor controller, GPS locator and the wireless communication apparatus of the Electronic Control facility of engineering machinery are now
Adhere to different autonomous systems separately and be separately mounted in different independent casings, each system is simply connected simply by data wire, no
Only increase cost, the installing space taken are big, and lawless people is easy to, by GPS and wireless communication apparatus dismounting, directly make
Engineering machinery is manipulated with monitor controller.In recent years, excavating machinery larceny case, occurs often.According to statistics；It is national every
Year theft excavator case is more than 100,000, and average more than 300 excavator accessories daily are stolen.The wherein computer of excavator
Plate, display occupy the majority, and these are auxiliary products, once it is stolen, cause and be worth hundreds thousand of excavator paralysis, it is impossible to normal fortune
Make, have a strong impact on project progress, cause the economic loss that can not be estimated.Theft case occurs mainly in spacious remote left unguarded
The ground, difficulty of solving a case such as building site, stone pit.Leasing company can not collect rational rent according to its engineering machinery running situation
Gold, in some instances it may even be possible to lose whole engineering mechanical device, cause heavy loss.
So develop integrated GPS/GIS positioning seems particularly urgent with remote controlled engineering machinery electronic controller.
The content of the invention
The purpose of the present invention is a kind of engineering machinery electronic controller based on GPS/GIS of design, including master controller and
Display controller, the two is connected by CAN, and the center processor of master controller respectively controls detection module to connect with engineering machinery
Connect, display controller is integrated with GPS positioning wireless communication module.
It is another object of the present invention to design the control method of the above-mentioned engineering machinery electronic controller based on GPS/GIS,
Display controller receives the every operational factor for the engineering machinery that master controller is sent, and screen display is shown at it, while by remote
Orientation and communication module in the requirement at thread management center, display controller sends this engineering machinery by wireless communication networks timing
The current important duty parameter of the GPS information and the machine of present position.When GPS is de-energized or cisco unity malfunction exceedes regulation
Between, master controller carries out different stage car locking to this engineering machinery according to different situations, is only contacted with administrative center, by pipe
Reason center provides unlocking pin, could be unlocked by lock engineering machinery, recover normal work.
The engineering machinery electronic controller based on GPS/GIS that the present invention is designed includes master controller and display controller,
The two is connected by CAN (controller local area network's English is Controller Area Network) bus, in master controller
Heart processor connects main power source module and house dog memory module, the output end connection relay switching variable output of center processor
Module, throttle control circuit step motor control module and constant current output circuit module, the input connection of center processor
Input detection module, engine speed test module and resistance type sensor module, center processor real-time reception engineering machinery
The input signal of ground-engaging element and hydraulic unit, and control the walking and operation of engineering machinery, while sending engineering machinery is all
Inspection parameter is sent to display controller by sets requirement, and the main control chip of the display controller connects power module, keyboard, shown
Display screen, watchdog module and orientation and communication module.Orientation and communication module is the wireless communication module that GPS/GIS is positioned, this electronics
The located communication module of controller and remote management center wireless connection.
The main control chip of the display controller is also connected with reserve battery, and reserve battery electricity can meet display controller work
Make more than 12 hours.
The main power source module of master controller is voltage-releasing voltage stabilizer, output current 3A, input voltage 12V or 24V, it is adaptable to each
Plant engineering machinery.
The input detection module of the master controller be 20~26 tunnels input detection module, work machine it is all
Switching signal and analog signal, i.e. engine water temperature, fuel level, oil temperature, engine oil pressure, battery charging instruction, hydraulic oil
The operating mode ginseng of the engineering machinery such as filter core blocking, air cleaner blocking, the instruction of battery low-voltage and engine behavior
Number, input detection module also has reserved On-off signal port.
The resistance type sensor module of the master controller is 6~10 road resistance type sensor modules, inputs engineering machinery
In pass through the analog signal that electric current and resistance type sensor are detected, the engine water temperature of testing engineering machinery, fuel level, work
The operating modes such as time, hydraulic fluid temperature, system voltage.
Constant current output circuit module is 2 road constant current output circuit modules, in 12V or 24V operating at voltages, controllable output 0
~1200mA constant current, regulation resolution ratio is 0.3mA, and control accuracy is ± 1mA.
The keyboard is furnished with back light source in LED, can be keyboard illumination.
The center processor of master controller is also connected with 1~5 tunnel test module, and there is provided precision 2mV 0~5VDC 20mA is straight
Signal output is flowed, 1 tunnel of extension or multi-analog are exported in the engineering machinery that can be used for controlling this controller external
The lifting of other facilities, such as driver's cabin glass pane, air-conditioning switch etc., extend this electronic controller function.
The key step of the control method of the engineering machinery electronic controller based on GPS/GIS is as follows：
Ith, opening initialization
Display controller connects respective power supply with master controller, and display controller detects orientation and communication module and pipe first
Whether the communication at reason center is normal, if normally, completing initialization；If abnormal, display can not be operated and alarmed, now
Master controller can only control engineering machinery engine idle, it is impossible to which bringing onto load works.
IIth, normal boot-strap is run
Complete after normal initialization, master controller receives the duty parameter for the engineering machinery that each detection module is sent, send
To display controller；
Display controller receives the current working parameter for the engineering machinery that master controller is sent and shown in display screen, and it is led
The located communication module of chip is controlled by wireless communication networks, regularly the current GPS/ of this TV station engineering machinery is sent to administrative center
GIS geographical position and work information, the running status of the long-range monitoring works machinery of administrative center and geographical position, engineering machinery are driven
Sail personnel controls this TV station engineering machinery to run by bridge operation bar.
IIIth, OBD and self-protection
The main control chip of display controller stores the analog quantity duty parameter normal value such as the temperature of this equipment, pressure and exception
Alarming value, main control chip receives this engineering machinery current working supplemental characteristic of master controller collection, is contrasted, and differentiates engineering
The working condition of machinery, when wherein having, related data is abnormal, reach alarming value, and such as water temperature over-high, liquid level is excessively low, main control chip
Start warning circuit, sound and light alarm.Simultaneously according to alarm species, display screen shows the emergency trouble shooting measures of correlation automatically, for existing
Personnel reference, excludes the failure of corresponding component in time, it is to avoid the engineering machinery in operation process occur uneasy full operation or by
Damage.
Warning message is sent to long-range administrative center simultaneously by wireless communication module through wireless communication networks.
Display controller records and stores alarm and the fault message of engineering machinery, is provided reliably for the maintenance of equipment
Failure original record, is easy to quickly investigate failure and each part life analysis of equipment and improves.
User is according to alarm species, and the breakdown maintenance that main control chip storage can be consulted over the display helps handbook, with right
Failure carries out emergency processing.
Main control chip can also send protection act instruction, such as hardware automatic detection, short-circuit protection automatically according to alarm classification
Deng being controlled so that associated components are carried out with corresponding protection, allow engineering machinery that there is certain OBD and self-protection function.
IVth, the remote control of administrative center
IV -1, the geographical position of administrative center's monitoring works machinery and work condition state
Once engineering machinery normal boot-strap is run, the main control chip of the display controller of engineering machinery just passes through orientation and communication
Module timing sends this TV station equipment current location GPS/GIS information and main work information such as engine to long-range administrative center
Rotating speed, water temperature, oil temperature, cumulative activation hour etc., and instruct requirement passback current location information immediately by administrative center.In management
The information of the passback of each engineering machinery of heart real-time reception, is positioned and is followed the trail of to each equipment, and monitors each engineering machinery
Working condition.Administrative center uniquely numbers its positional information of storage according to every engineering machinery and work condition state is recorded.
IV -2, orientation and communication abnormal alarm
When the power supply of the orientation and communication module of certain engineering machinery display controller is turned off or broken down or be other
Reason, when orientation and communication module normally can not exchange data with the main control chip of display controller, main control chip judges that positioning is logical
Interrogate module abnormal, main control chip instruction warning circuit starts, sound and light alarm, and now engineering machinery still can be with normal work.If
It is the power-off of orientation and communication module, display controller main control chip automatically switches connection stand-by power supply, when power module restores electricity,
Main control chip automatically switches back into connection power module.If within the setting time allowance of 30~500 minutes, display controller
Main control chip receives the orientation and communication module GPS/GIS of engineering machinery normal information, and main control chip instruction warning circuit stops
Only alarm, display controller and master controller recover normal work, this engineering machinery and normally run.
IV -3, the long-range car locking control of administrative center
If it exceeds the setting time allowance of 30~500 minutes, the main control chip of display controller does not receive the engineering yet
The normal information of the orientation and communication module of machinery, the center processor of master controller starts the one-level car locking program prestored, center
Processor sends instructions to the main control chip of display controller, and main control chip locking display screen, a display reminding input unblock is close
Code, warning circuit continues to alarm.And master controller center processor instruction throttle control circuit step motor control module is automatic
It is 1300rpm to control engine speed, i.e., idle.Other operational orders failure of display controller, the i.e. engineering machinery
It can only walk, it is impossible to carry out load carrying operation.In administrative center and 1~15 day of user's negotiation setting after one-level car locking
In the car locking time limit, user and administrative center's contact description field condition, communication abnormality reason, administrative center according to user situation,
If the reasons why generation is abnormal is proper, and orientation and communication module recovery normal work, the i.e. unlocking pin to user preset, after unblock
The equipment recovers normal operation.
If it exceeds the car locking time limit of 1~15 day, the user of this equipment does not contact with administrative center yet, while in management
The heart can not also relate to the user, and such as engineering machinery is stolen or situations such as illegal operation, in the master controller of this equipment
Heart processor starts the secondary latch range of driving sequence prestored, that is, sends instructions to each output relay, and the full car of this equipment powers off oil-break,
The equipment, which can not be operated, can not also move, and center processor sends instructions to display controller simultaneously, sends its warning circuit
Two grades of sound and light alarms, display screen is still locked in prompting input unlocking pin, and each digital instrument no longer shows any test value, even if
Each circuit is connected by force, and engineering machinery can not also walk and load carrying.User can only be with administrative center's phone contact, scene
Staff correctly replys every inquiry problem of administrative center, after administrative center confirms that this equipment recovers normal, sends pre-
If unlocking pin restarts electronic controller, then the input through keyboard for passing through display controller to user by field personnel
Unlocking pin, equipment could recover normal operating conditions, and otherwise this equipment persistently keeps secondary latch car state.
Vth, the maintenance of administrative center is reminded
Administrative center is by computer or artificial according to the work information of certain engineering machinery received record and the equipment
Working condition compare, when having arrived the maintaining time, the prompt message of maintaining is sent to the display controller of the equipment,
Shown in display screen.Such as " this working time has arrived, and is please maintained in time " etc..
Compared with prior art, the advantage of engineering machinery electronic controller and control method of the present invention based on GPS/GIS
For：1st, GPS/GIS is integrated within engineering machinery electronic controller, and GPS/GIS positioning and wireless network communication make administrative center
Determine the position of engineering machinery, the communication of engineering machinery and administrative center ensure administrative center's moment grasp equipment present position and
Operating mode, the equipment owner and user feel at ease to trust；2nd, when administrative center can not be normally received the GPS/GIS positions letter of equipment
Number, within given time allowance, engineering machinery can normally be run, when beyond given time allowance, engineering machinery does not have feedback letter
Breath, master controller automatically starting car locking program controls its display controller normally to send instruction control device operation, very
It can extremely have a power failure, stop oily car locking, effectively prevent pilferage, destruction is found in time, be easy to tracking, to prevent or reduce equipment institute
The loss for the person of having；3rd, administrative center according to equipment usage record, can provide the prompting of maintaining in time, it is ensured that equipment is in
Optimal use state, the also close relation of the equipment owner and user；4th, display controller stores the alarm of engineering machinery
And fault message, reliable failure original record is provided for the maintenance of equipment, is easy to quickly investigate failure, is easy to each to equipment
Part life is analyzed, and the further improvement to equipment.
Brief description of the drawings
Fig. 1 is this engineering machinery electronic controller example structure schematic diagram based on GPS/GIS.
Embodiment
Engineering machinery electronic controller embodiment based on GPS/GIS
This is based on engineering machinery electronic controller embodiment integrated GPS/GIS as shown in figure 1, including master controller and showing
Show controller, the two is connected by CAN.
The center processor connection main power source module and house dog memory module of master controller, the output end of center processor
Connect 10 road relay switching variable output modules, throttle control circuit step motor control module, 2 road constant current output circuit modules
And 4 tunnel test modules.The input of center processor connects 24 tunnels input detection module, engine speed test module and 8
Road resistance type sensor module.Main control chip connection power module, keyboard, display screen, the house dog mould of the display controller
Block and orientation and communication module.Orientation and communication module is the wireless communication module that GPS/GIS is positioned, the located communication of display controller
Module and administrative center's wireless connection.The main control chip of this example display controller is also connected with reserve battery, and reserve battery electricity is expired
It is more than sufficient display controller working 12 hours.
This example main power source module is voltage-releasing voltage stabilizer, output current 3A, input voltage 12V or 24V.
The road constant current output circuit module of this example 2, in 12V or 24V operating at voltages, controllable 0~1200mA's of output is constant
Electric current, regulation resolution ratio is 0.3mA, and control accuracy is ± 1mA.
The tunnel test module of this example 4 extends 4 tunnel analog quantitys there is provided precision 2mV 0~5VDC 20mA DC signal outputs
Export the lifting for controlling this equipment driver's cabin glass pane, air-conditioning switch.
The 24 tunnels input detection module of this example master controller, all switches and the work of analog signal of work machine
The duty parameter of journey machinery, this example input detection module also has reserved 4 On-off signal ports.
Sensed in 8 road resistance type sensor modules of this example master controller, input engineering machinery by electric current and resistor-type
The analog signal of device input.
This example keyboard is furnished with back light source in LED.
The control method embodiment of this engineering machinery electronic controller based on GPS/GIS
This application method embodiment based on engineering machinery electronic controller integrated GPS/GIS is above-mentioned based on GPS/
The application method of engineering machinery electronic controller embodiment integrated GIS, major control step is as follows：
Ith, opening initialization
Display controller connects respective power supply with master controller, and display controller detects orientation and communication module and pipe first
Whether the communication at reason center is normal, if normally, completing initialization；If abnormal, display can not be operated and alarmed, now
Master controller can only control engineering machinery engine idle, it is impossible to which bringing onto load works.
IIth, normal boot-strap is run
Complete after initialization, master controller receives the duty parameter for the engineering machinery that each detection module is sent, and is sent to aobvious
Show controller；
Display controller receives the current working parameter for the engineering machinery that master controller is sent and shown in display screen, and it is led
The control located communication module of chip sends the current GPS/ of this TV station engineering machinery by wireless communication networks timing to administrative center
GIS geographical position and work information, the running status of the long-range monitoring works machinery of administrative center and geographical position, engineering machinery are driven
Sail personnel controls this TV station engineering machinery to run by bridge operation bar；
IIIth, OBD and self-protection
The main control chip of display controller stores the analog quantity duty parameter normal value such as the temperature of this equipment, pressure and exception
Alarming value, main control chip receives this engineering machinery current working supplemental characteristic of master controller collection, is contrasted, and differentiates engineering
The working condition of machinery, when wherein having, related data is abnormal, reach alarming value, and main control chip starts warning circuit, sound and light alarm.
Simultaneously according to alarm species, display screen shows the emergency trouble shooting measures of correlation automatically, is referred to for Field Force, excludes in time corresponding
The failure of part, it is to avoid the engineering machinery in operation process uneasy full operation occurs or is damaged.
Warning message is sent to long-range administrative center simultaneously by wireless communication module through wireless communication networks.
The alarm of display controller storage engineering machinery and fault message, reliable failure original is provided for the maintenance of equipment
Begin record, is easy to quickly investigate failure and each part life analysis of equipment and improves, while the main control chip of display controller
The breakdown maintenance for being stored with complete helps handbook, and user can over the display consult according to alarm species, failure is met an urgent need
Processing.
Main control chip sends protection act instruction, such as hardware automatic detection, short-circuit protection, to enter to associated components automatically
The corresponding protection control of row, i.e. engineering machinery have certain OBD and self-protection function.
IVth, the remote control of administrative center
IV -1, the geographical position of administrative center's monitoring works machinery and work condition state
Once engineering machinery normal boot-strap is run, the main control chip of display controller just by the timing of orientation and communication module to
Long-range administrative center send this TV station equipment current location GPS/GIS information and main work information for example engine speed, water temperature,
Oil temperature, cumulative activation hour etc., and requirement passback current location information immediately can be instructed by administrative center.Administrative center connects in real time
Receive the information of the passback of each engineering machinery.Each equipment is positioned and followed the trail of, and monitors the work shape of each engineering machinery
State.Administrative center uniquely numbers its positional information of storage according to every engineering machinery and work condition state is recorded.
IV -2, orientation and communication abnormal alarm
When the power supply of the orientation and communication module of certain engineering machinery display controller is turned off or broken down or be other
Reason, when orientation and communication module normally can not exchange data with the main control chip of display controller, main control chip judges that positioning is logical
Interrogate module abnormal, main control chip instruction warning circuit starts, sound and light alarm, and now engineering machinery still can be with normal work.If
It is the power-off of orientation and communication module, display controller main control chip automatically switches connection stand-by power supply, when power module restores electricity,
Main control chip, which automatically switches, connects power module.If within the setting time allowance of 30~500 minutes, the master of display controller
Control chip receives the orientation and communication module GPS/GIS of engineering machinery normal information, and main control chip instruction warning circuit stops
Alarm, display controller and master controller recover normal work, this engineering machinery and normally run.
IV -3, the long-range car locking control of administrative center
If beyond the given time allowance of 30~500 minutes, the main control chip of display controller does not receive the engineering yet
The normal information of the orientation and communication module of machinery, master controller center processor starts the one-level car locking program prestored, center
Reason device sends instructions to the main control chip of display controller, and main control chip locking display screen a, display reminding inputs unlocking pin,
Warning circuit continues to alarm.And the instruction throttle control circuit step motor control module control of master controller center processor is started
Machine rotating speed is 1300rpm, i.e., idle.Other operational orders failure of display controller, i.e., the engineering machinery can only walk,
Load carrying operation can not be carried out.
Consult after one-level car locking in administrative center and user in the car locking time limit of 1~15 day of setting, in user and management
Heart contact description field condition, communication abnormality reason, administrative center is according to user situation, if the reasons why occurring abnormal is proper, and
Orientation and communication module recovery normal work, the i.e. unlocking pin to user preset, the equipment recovers normal operation after unblock.
If it exceeds the car locking time limit of 1~15 day, the user of this equipment does not contact with administrative center yet, while in management
The heart can not also relate to the user, and such as engineering machinery is stolen or situations such as illegal operation, in the master controller of this equipment
Heart processor starts the secondary latch range of driving sequence prestored, that is, sends instructions to each output relay, and the full car of this equipment powers off oil-break,
The equipment, which can not be operated, can not also move, and center processor sends instructions to display controller simultaneously, sends its warning circuit
Two grades of sound and light alarms, display screen is still locked in prompting input unlocking pin, and each digital instrument no longer shows any test value.User
Every inquiry problem of administrative center can only be correctly replied with administrative center's phone contact, field personnel, administrative center is true
Recognize after the recovery normally of this equipment, send default unlocking pin to user, electronic controller is restarted by field personnel,
Again by the input through keyboard unlocking pin of display controller, equipment recovers normal operating conditions.
Vth, the maintenance of administrative center is reminded
Administrative center is by computer or artificial according to the work information of certain engineering machinery received record and the equipment
Working condition compare, when having arrived the maintaining time, the prompt message of maintaining is sent to the display controller of the equipment,
Shown in display screen.Such as " this working time has arrived, and is please maintained in time " etc..
Above-described embodiment, is only to the specific of the purpose of the present invention, technical scheme and beneficial effect further description
Individual example, the present invention is not limited to this.All any modifications made within the scope of disclosure of the invention, equivalent substitution, change
Enter, be all contained within protection scope of the present invention.
Claims (9)
1. the control method of the engineering machinery electronic controller based on GPS/GIS, the engineering machinery electronics based on GPS/GIS
Controller includes master controller and display controller, and the two is connected by CAN, the center processor connection master of master controller
Power module and house dog memory module, the output end connection relay switching variable output module of center processor, Throttle Opening Control
Circuit step motor control module and constant current output circuit module；The input connection input detection module of center processor,
Engine speed test module and resistance type sensor module；Main control chip connection power module, the key of the display controller
Disk, display screen, watchdog module and orientation and communication module, orientation and communication module are the wireless communication module that GPS/GIS is positioned, and are shown
Show the located communication module of controller and long-range administrative center's wireless connection；
The input detection module of the master controller is that 20~26 tunnels input detection module, all switches of work machine
Signal and analog signal；
The resistance type sensor module of the master controller is 6~10 road resistance type sensor modules, inputs in engineering machinery and leads to
Overcurrent and the analog signal of resistance type sensor input；
This control method is characterised by mainly using step as follows：
Ith, opening initialization
Display controller connects respective power supply with master controller, during display controller detects orientation and communication module and managed first
Whether the communication of the heart is normal, if normally, completing initialization；If abnormal, display can not be operated and alarmed, now master control
Device processed can only control engineering machinery engine idle；
IIth, normal boot-strap is run
Complete after initialization, master controller receives the duty parameter for the engineering machinery that each detection module is sent, be sent to display control
Device processed；
Display controller receives the current working parameter for the engineering machinery that master controller is sent and shown in display screen, its master control core
The located communication module of piece by wireless communication networks timing to administrative center with sending the current GPS/GIS of this TV station engineering machinery
Manage position and work information, the running status of the long-range monitoring works machinery of administrative center and geographical position, engineering machinery driver
Member controls this TV station engineering machinery to run by bridge operation bar；
IIIth, OBD and self-protection
The main control chip of display controller stores the analog quantity duty parameter normal value and abnormal alarm value of this equipment, main control chip
This engineering machinery current working supplemental characteristic of master controller collection is received, is contrasted, the working condition of engineering machinery is differentiated,
When wherein having, related data is abnormal, reach alarming value, and main control chip starts warning circuit, sound and light alarm；Simultaneously according to alarm kind
Class, display screen shows the emergency trouble shooting measures of correlation automatically；
Warning message is sent to long-range administrative center simultaneously by wireless communication module through wireless communication networks；
IVth, the remote control of administrative center
IV -1, the geographical position of administrative center's monitoring works machinery and work condition state
Once engineering machinery normal boot-strap is run, the main control chip of the display controller of engineering machinery just passes through orientation and communication module
Timing sends this TV station equipment current location GPS/GIS information and main work information to long-range administrative center, and/or by management
Center instruction requirement returns current location information immediately；The information of the passback of each engineering machinery of administrative center's real-time reception is right
Each equipment is positioned and followed the trail of, and monitors the working condition of each engineering machinery；Administrative center according to every engineering machinery only
One numbering stores its positional information and work condition state record；
IV -2, orientation and communication abnormal alarm
When the orientation and communication module of certain engineering machinery display controller can not normally be exchanged with the main control chip of display controller
During data, main control chip judges that orientation and communication module is abnormal, and main control chip instruction warning circuit starts, sound and light alarm, now work
Journey machinery still can be with normal work；If orientation and communication module is powered off, display controller main control chip, which automatically switches, connects standby
With power supply, when power module restores electricity, main control chip, which automatically switches, connects power module；If in 30~500 minutes set
Determine in time allowance, the main control chip of display controller receives the orientation and communication module GPS/GIS of the engineering machinery normal letter
It is normal that breath, main control chip instruction warning circuit stop alarm, display controller and master controller recover normal work, this equipment
Operation；
IV -3, the long-range car locking control of administrative center
If beyond the given time allowance of 30~500 minutes, the main control chip of display controller does not receive the engineering machinery yet
Orientation and communication module normal information, the center processor of master controller starts the one-level car locking program prestored, center processing
Device sends instructions to the main control chip of display controller, main control chip locking display screen, display reminding input unlocking pin, report
Alert circuit continues to alarm；And master controller center processor instruction throttle control circuit step motor control module control engine
Rotating speed is 1300rpm, i.e., idle, other operational orders failure of display controller, i.e., the engineering machinery can only walk, nothing
Method carries out load carrying operation；
After one-level car locking, consult in administrative center and user in the car locking time limit of 1~15 day of setting, user joins with administrative center
System's explanation field condition, communication abnormality reason, administrative center is according to user situation, if the reasons why occurring abnormal is proper, and positioning
Communication module recovers normal work, the i.e. unlocking pin to user preset, and the equipment recovers normal operation after unblock；
If it exceeds the car locking time limit of 1~15 day, the user of this equipment does not contact with administrative center yet, while administrative center
The user can not be contacted, the center processor of the master controller of this equipment starts the secondary latch range of driving sequence prestored, that is, send and refer to
Each output relay is made, the full car of this equipment powers off oil-break, and the equipment, which can not be operated, can not also move, and center processor is simultaneously
Display controller is sent instructions to, its warning circuit is sent two grades of sound and light alarms, display screen is still locked in prompting input unblock
Password；Each digital instrument no longer shows test value, even if connecting each circuit by force, and engineering machinery can not also walk and on-load fortune
OK；User and administrative center's phone contact, field personnel correctly reply every inquiry problem of administrative center, administrative center
After confirming that this equipment recovers normal, default unblock is sent, unlocking pin restarts electronics to user by field personnel
Controller, then by the input through keyboard unlocking pin of display controller, equipment could recover normal operating conditions, and otherwise this sets
It is standby to be continuously secondary latch car state；
Vth, the maintenance of administrative center is reminded
Administrative center is by computer or the artificial work recorded according to the work information of certain engineering machinery received with the equipment
Condition condition is compared, and when having arrived the maintaining time, the prompt message of maintaining is sent to the display controller of the equipment, aobvious
Display screen is shown.
2. the control method of the engineering machinery electronic controller according to claim 1 based on GPS/GIS, its feature exists
In：
In the step III, display controller records and stores alarm and the fault message of engineering machinery.
3. the control method of the engineering machinery electronic controller according to claim 1 based on GPS/GIS, its feature exists
In：
In the step III, user is according to alarm species, and the breakdown maintenance that main control chip storage is consulted over the display helps hand
Volume.
4. the control method of the engineering machinery electronic controller according to claim 1 based on GPS/GIS, its feature exists
In：
In the step III, main control chip sends protection act according to alarm classification and instructed automatically, associated components is carried out corresponding
Protection control.
5. the control method of the engineering machinery electronic controller according to claim 1 based on GPS/GIS, its feature exists
In：
The constant current output circuit module is 2 road constant current output circuit modules, in 12V or 24V operating at voltages, output 0~
1200mA constant current, regulation resolution ratio is 0.3mA, and control accuracy is ± 1mA.
6. the control method of the engineering machinery electronic controller according to claim 1 based on GPS/GIS, its feature exists
In：
The main power source module of the master controller is voltage-releasing voltage stabilizer, output current 3A, input voltage 12V or 24V.
7. the control method of the engineering machinery electronic controller according to claim 1 based on GPS/GIS, its feature exists
In：
The main control chip of the display controller is also connected with reserve battery, and it is small that reserve battery electricity meets display controller work 12
When more than.
8. the control method of the engineering machinery electronic controller according to claim 1 based on GPS/GIS, its feature exists
In：
The center processor of the master controller is also connected with 1~5 tunnel test module, and there is provided precision 2mV 0~5VDC 20mA is straight
Signal output is flowed, for controlling other facilities in the external engineering machinery of this controller.
9. the control method of the engineering machinery electronic controller according to claim 1 based on GPS/GIS, its feature exists
In：
The keyboard is furnished with back light source in LED.
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| CN105160406B (en) * | 2015-09-02 | 2020-03-17 | 中联重科股份有限公司 | Method, device and system for processing detection data of engineering mechanical equipment |
| CN108632335A (en) * | 2017-12-05 | 2018-10-09 | 南京天朝机网络科技有限公司 | A kind of mechanical equipment long-distance management device and system |
| CN108121329B (en) * | 2018-02-14 | 2024-04-12 | 中国人民解放军第四三二八工厂 | Power supply vehicle data measurement and control system and method, power supply vehicle, computer system and medium |
| CN109682429A (en) * | 2019-02-12 | 2019-04-26 | 广州豪仕橡塑网络科技有限公司 | Acquire device temperature, revolving speed, pressure and location information acquisition device and system |
| CN109799860A (en) * | 2019-02-12 | 2019-05-24 | 广州豪仕橡塑网络科技有限公司 | Temperature, revolving speed, pressure, positioning and work information acquisition device and system |
| CN110658754B (en) * | 2019-09-18 | 2022-10-21 | 重庆诚立高服科技有限公司 | Remote control system and method for special vehicle and computer readable storage medium |
| CN111144787B (en) * | 2019-12-31 | 2023-08-25 | 上海能塔智能科技有限公司 | Method and device for processing accident of vehicular flow, electronic equipment and medium |
| CN113586263B (en) * | 2021-07-27 | 2023-08-29 | 珠海云洲智能科技股份有限公司 | Oil break protection method, main control device and intelligent control device |
| CN115578158B (en) * | 2022-11-21 | 2023-04-07 | 天津建设发展集团有限公司 | Construction machinery circulation management method and system |
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