CN107336841A - Information-based aircraft power truck - Google Patents
Information-based aircraft power truck Download PDFInfo
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- CN107336841A CN107336841A CN201710702053.1A CN201710702053A CN107336841A CN 107336841 A CN107336841 A CN 107336841A CN 201710702053 A CN201710702053 A CN 201710702053A CN 107336841 A CN107336841 A CN 107336841A
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- module
- control module
- described information
- engine
- information acquisition
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64F—GROUND OR AIRCRAFT-CARRIER-DECK INSTALLATIONS SPECIALLY ADAPTED FOR USE IN CONNECTION WITH AIRCRAFT; DESIGNING, MANUFACTURING, ASSEMBLING, CLEANING, MAINTAINING OR REPAIRING AIRCRAFT, NOT OTHERWISE PROVIDED FOR; HANDLING, TRANSPORTING, TESTING OR INSPECTING AIRCRAFT COMPONENTS, NOT OTHERWISE PROVIDED FOR
- B64F1/00—Ground or aircraft-carrier-deck installations
- B64F1/36—Other airport installations
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
- B60R16/023—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements for transmission of signals between vehicle parts or subsystems
- B60R16/0231—Circuits relating to the driving or the functioning of the vehicle
- B60R16/0232—Circuits relating to the driving or the functioning of the vehicle for measuring vehicle parameters and indicating critical, abnormal or dangerous conditions
- B60R16/0234—Circuits relating to the driving or the functioning of the vehicle for measuring vehicle parameters and indicating critical, abnormal or dangerous conditions related to maintenance or repairing of vehicles
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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
- Y02T10/72—Electric energy management in electromobility
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Automation & Control Theory (AREA)
- Control Of Eletrric Generators (AREA)
- Stand-By Power Supply Arrangements (AREA)
Abstract
The invention discloses a kind of information-based aircraft power truck, including automobile chassis and power supply nacelle, guidance panel is provided with the power supply nacelle, control module, engine, generator, rectification module, characterized by further comprising information acquisition module and information management module, the guidance panel 1 is connected with control module, the engine, generator, rectification module, which is sequentially connected, to be connect, the control module, information acquisition module respectively with engine, generator, rectification module is connected, described information management module and control module, information acquisition module is connected, the present invention is due to using said structure, realize the storage and playback of aircraft power truck operational factor, vehicle time-based maintenance prompting and vehicle maintenance expert system etc., improve the trackability and supportability of aircraft power truck.
Description
Technical field
The present invention relates to Air Ground Equipment field, particularly a kind of information-based aircraft power truck.
Background technology
Aircraft power truck is a kind of ground for integrating generating and the Ground guarantee equipment of function of supplying power, being aircraft
Start and the ground check of aircraft is safeguarded and provides power supply guarantee, there is the characteristics of mobility is good, reliability is high, be important aviation
One of ground handling equipment.
Common aircraft power truck does not have operational factor memory capability, when aircraft power truck operation is broken down or aviation
When special feelings occur in supply vehicle use, without the initial data that can provide retrospect, case study and failture evacuation are caused
Very big difficulty.
The operation power of aircraft power truck comes from diesel engine, and the maintenance of diesel engine has strict hours run
Number regulation, common aircraft power truck record hours of operation by operating personnel, then search the use of diesel engine again
Handbook, maintained according to handbook requirement, vehicle maintenance management inconvenience.
When common aircraft power truck operation is broken down, indicating fault can be sent, but can not further carry out failure and determine
Position, the ability without guiding vehicle maintenance are higher to the skill set requirements of vehicle maintenance personnel.
The content of the invention
It is an object of the invention to solve above-mentioned the deficiencies in the prior art, there is provided a kind of unfailing performance is high, automaticity
A kind of information-based aircraft power truck that is high, being repaired according to itself memory function, automatic fault location, automatic guiding vehicle.
The present invention solve its technical problem scheme be：
A kind of information-based aircraft power truck, including automobile chassis and power supply nacelle, the power supply nacelle is interior to be provided with behaviour
Make panel, control module, engine, generator, rectification module, it is characterised in that also including information acquisition module and information management
Module, real-time collection and storage of the described information acquisition module to aircraft power truck operational factor, described information management module are real
Playback, vehicle time-based maintenance prompting and vehicle maintenance expert system of existing aircraft power truck operational factor etc., the operating surface
Plate is connected with control module, and the engine, generator, rectification module, which are sequentially connected, to be connect, the control module, information gathering
Module is connected with engine, generator, rectification module respectively, described information management module and control module, information gathering mould
Block is connected, and to reach real-time collection and storage by information acquisition module to aircraft power truck operational factor, then passes through letter
Breath management module realizes the playback of aircraft power truck operational factor, vehicle time-based maintenance prompting and vehicle maintenance expert system
Function, when aircraft power truck operation break down or aircraft power truck use in special feelings occur when, operational factor can be passed through
Assistant analysis questions and prospect is played back, positioning problems are quickly carried out, it is necessary to maintenance personal's tracing for troubles point when solving vehicle trouble
Substantial technical problem.
Guidance panel of the present invention is provided with Operation switch S1, Operation switch S2, Operation switch S3 and Operation switch S4,
The control module include VFD displays, memory, A/D modular converters ADC1, relay K1, relay K2, relay K3 and
Relay K4, the engine are provided with CAN interface；The generator includes current transformer T1-T3 summation current transformers T4-
T6, the rectification module include current divider P1, current divider P2, transformer, rectifier bridge group and filter capacitor group, described information collection
Module includes A/D modular converters ADC2, serial communication interface COM1 and serial communication interface COM2, and described information management module, which is provided with, to be touched
Touch panel type display,
When aircraft power truck remains static, press the Operation switch S1 and send operating instruction to the control module,
The control module internal relay K1, which is acted to the engine, sends starting order, starts the engine operating, aviation
Supply vehicle enters running status；When aircraft power truck is in running status, the Operation switch S1 is pressed to the control mould
Block sends halt instruction, and the control module internal relay K1, which is acted to the engine, sends halt instruction, described to start
Machine shuts down, and aircraft power truck enters stopped status；
When the engine is run under rated speed, the generator send voltage be 115V/200V, frequency 400Hz
Three-phase alternating-current supply；The three-phase alternating-current supply conduct that the voltage that the generator is sent is 115V/200V, frequency is 400Hz
The input power of the rectification module；The transformer is depressured to the three-phase alternating-current supply of input, the rectifier bridge group pair
AC power carries out full-bridge rectification after decompression, and the filter capacitor group is filtered to the power supply after rectification, and it is 28V to obtain voltage
Dc source；
The Operation switch S2 is pressed, exchange I group power supply instructions, control module inside relay are sent to the control module
Device K2 adhesives, realize exchange I group output power supplies；The Operation switch S2 is pressed again sends exchange I groups to the control module
During cut-offing instruction, the control module internal relay K2 resets, and realizes exchange I group output power-off；
Press the Operation switch S3 and send exchange II group power supply instructions, control module inside relay to the control module
Device K3 adhesives, realize exchange II group output power supplies.The Operation switch S3 is pressed again sends exchange II to the control module
During group cut-offing instruction, the control module internal relay K3 resets, and realizes exchange II group output power-off；
Press the Operation switch S4 and send direct current supply instruction, the control module internal relay K4 to the control module
Adhesive, realize that direct current output is powered；Press again the Operation switch S4 to the control module send DC dump instruction when,
The control module internal relay K4 resets, and realizes that direct current output powers off；
The control module is connected by the CAN interface with the engine, read the rotating speed of engine, engine oil pressure,
The service datas such as coolant temperature, and shown on the VFD displays；The control module is according to the engine read
Rotary speed data judge the current state of aircraft power truck, when aircraft power truck is in running status, the control module from
It is dynamic to add up and record the hours of operation of aircraft power truck；The control module according to read engine oil pressure, coolant temperature
Judge whether the engine operation is normal etc. service data, if engine operation is abnormal, the control module exists
Engine failure information is shown on the VFD displays, internal relay K1, which resets, stops the engine operation, protection flight
Device and aircraft power truck, and engine failure information is recorded in the memory；
The control module gathers voltage, the current signal of the generator and the rectification module through A/D modular converters ADC1,
Running state monitoring for aircraft power truck；
It is defeated to gather the generator by the lead-out terminal of the A/D modular converters ADC1 connections generator for the control module
The ac voltage signal gone out, the control module pass through the A/D modular converters ADC1 connections current transformer T1-T3, collection
The ac current signal of generator output, the control module is the alternating voltage collected, current data is in the VFD
Shown on display；The control module judges the electrical power generators, power supply according to the alternating voltage that collects, current data
Whether normal, if the electrical power generators, power supply are abnormal, the control module shows exchange on the VFD displays
Fault message, internal relay K2, K3, which reset, stops AC power output, protects aircraft and aircraft power truck, and described
AC fault information is recorded in memory；
The control module gathers the rectification mould by the lead-out terminal of the A/D modular converters ADC1 connections rectification module
The d. c. voltage signal of block output, the control module is by the A/D modular converters ADC1 connections current divider P1, described in collection
The DC current signal of rectification module output, the control module show the DC voltage that collects, current data in the VFD
Show and shown on device；The control module judges the rectification module rectification, output according to the DC voltage that collects, current data
Whether normal, if the rectification module rectification, output are abnormal, the control module is shown directly on the VFD displays
Fault message is flowed, internal relay K4, which resets, stops dc source output, protects aircraft and aircraft power truck, and deposit described
DC Line Fault information is recorded in reservoir.
Described information acquisition module reads rotating speed, engine oil pressure, coolant temperature of the engine etc. by CAN interface
Service data, the service data of the engine of memory of the described information acquisition module through Large Copacity to reading are deposited
Storage；
Described information acquisition module gathers voltage, the electric current of the generator and the rectification module through A/D modular converter ADC2
Signal, for gathering service data and the storage of aircraft power truck；
Described information acquisition module gathers the generating by the lead-out terminal of the A/D modular converters ADC2 connections generator
The ac voltage signal of machine output, described information acquisition module pass through the A/D modular converters ADC2 connections current transformer T4-
T6, the ac current signal of the generator output is gathered, described information acquisition module is alternating voltage, the electric current number collected
Stored according in the high-capacity storage module；
Described information acquisition module is gathered described whole by the lead-out terminal of the A/D modular converters ADC2 connections rectification module
The d. c. voltage signal of flow module output, described information acquisition module by the A/D modular converters ADC2 connections current divider P2,
The DC current signal of rectification module output is gathered, described information acquisition module exists the DC voltage that collects, current data
Stored in the high-capacity storage module.
Described information management module is connected by the serial communication interface COM1 with described information acquisition module, reads institute
State the aircraft power truck service data of information acquisition module storage.Described information management module is provided with touch-screen display, described
Information management module to the aircraft power truck service data of reading in the touch-screen display by showing；Work as aircraft power truck
Operation break down or aircraft power truck use in when special feelings occur, can be read by being operated to the touch-screen display
The data record of described information acquisition module specific time period is taken, data readback is carried out or carries out curve playback, it is determined that asking
Parameter value during topic, by checking the change of aircraft power truck service data before and after generation problem, auxiliary investigation questions and prospect, soon
Speed carries out positioning problems, and aircraft power truck can be accomplished unattended；
Described information acquisition module is connected by the serial communication interface COM2 with the control module, reads aircraft power truck
Running status, and described information management module is forwarded to by the serial communication interface COM1, sent out when aircraft power truck is run
During raw failure, the control module produces failure code, is sent to described information acquisition module, described information acquisition module again
Failure code is forwarded to described information management module, and described information management module shows event on the touch-screen display immediately
Hinder title, time of origin, fault type, and retrieve the service data of described information acquisition module storage, when determining that failure occurs
Concrete numerical value, while start vehicle maintenance expert system, further carry out fault location, instruct attendant to carry out vehicle dimension
Repair, rapidly removing faults；
The hours of operation of the automatic record information aircraft power truck of control module, eliminate the reliance on operating personnel and record aviation
The hours of operation of supply vehicle, avoid the hidden danger of artificial record error；Described information management module reads the control online
The hours of operation of module record, and compared with built-in engine time-based maintenance table, when the hours run of aircraft power truck
When number reaches maintenance and required, maintenance signal is sent automatically, is prompted user to carry out vehicle maintenance, is provided just for vehicle maintenance management
Profit.
The present invention is due to using said structure, having high unfailing performance, automaticity height, can remember work(according to itself
Can, automatic fault location, automatic guiding vehicle maintenance the advantages that.
Brief description of the drawings
Fig. 1 is the system architecture diagram of the present invention.
Reference：Guidance panel 1, control module 2, engine 3, generator 4, rectification module 5, information acquisition module 6,
Information management module 7.
Fig. 2 is the electrical schematic diagram of the guidance panel 1.
Reference：Operation switch S1 11, Operation switch S2 12, Operation switch S3 13, Operation switch S4 14.
Fig. 3 is the electrical schematic diagram of the control module 2.
Reference：VFD displays 21, memory MEM 1 22, A/D modular converters ADC1 23, CAN interface 24,
CPU 25, relay K1 26, relay K2 27, relay K3 28, relay K4 29.
Fig. 4 is the electrical schematic diagram of the generator 4.
Reference：Electricity generating ball 31, current transformer T1 32, current transformer T2 33, current transformer T3 34,
Current transformer T4 35, current transformer T5 36, current transformer T6 37.
Fig. 5 is the electrical schematic diagram of the rectification module 5.
Reference：Transformer 41, rectifier bridge group 42, filter capacitor group 43, current divider P1 44, current divider P2 45.
Fig. 6 is the interior block diagram of described information acquisition module 6.
Reference：A/D modular converters ADC2 51, serial communication interface COM1 52, serial communication interface COM2 53, great Rong
Measure memory module MEM2 54, CAN interface 55.
Embodiment
The present invention is further described below in conjunction with the accompanying drawings.
As shown in figure 1, a kind of information-based aircraft power truck, including automobile chassis and power supply nacelle, the power supply control
Guidance panel 1, control module 2, engine 3, generator 4, rectification module 5 are provided with nacelle processed, it is characterised in that also include letter
Cease acquisition module 6 and information management module 7, real-time collection of the described information acquisition module 6 to aircraft power truck operational factor and
Storage, described information management module 7 realize the playback of aircraft power truck operational factor, vehicle time-based maintenance prompting and vehicle dimension
Expert system etc. is repaiied, the guidance panel is connected with control module, and the engine, generator, rectification module are sequentially connected
Connect, the control module, information acquisition module are connected with engine, generator, rectification module respectively, described information management mould
Block is connected with control module, information acquisition module, to reach by information acquisition module to aircraft power truck operational factor
Collection in real time and storage, then realize that the playback of aircraft power truck operational factor, vehicle time-based maintenance carry by information management module
Show and the function of vehicle maintenance expert system, when aircraft power truck operation break down or aircraft power truck use in occur
During special feelings, assistant analysis questions and prospect can be played back by operational factor, quickly carry out positioning problems, solve vehicle trouble
When, it is necessary to the Substantial technical problem of maintenance personal's tracing for troubles point.
As shown in Fig. 2 guidance panel 1 of the present invention is provided with Operation switch S1 11, Operation switch S2 12, operates and open
Close S3 13 and Operation switch S4 14.
As shown in figure 3, the control module 2 includes VFD displays 21, memory MEM 1 22, A/D modular converters ADC1
23rd, CAN interface 24, CPU 25, relay K1 26, relay K2 27, relay K3 28 and relay K4 29.
As shown in figure 4, the generator 4 includes electricity generating ball 31, current transformer T1 32, current transformer T2 33, electricity
Current transformer T3 34, current transformer T4 35, current transformer T5 36, current transformer T6 37.
As shown in figure 5, the rectification module 5 includes transformer 41, rectifier bridge group 42, filter capacitor group 43, current divider
P1 44, current divider P2 45.
As shown in fig. 6, described information acquisition module 6 include A/D modular converters ADC2 51, serial communication interface COM1 52,
Serial communication interface COM2 53, high-capacity storage module MEM2 54.
When aircraft power truck remains static, press the Operation switch S1 11 and send fortune to the control module 2
Row instruction, the internal relay K1 26 of control module 2, which is acted to the engine 3, sends starting order, starts described in starting
Machine 3 operates, and aircraft power truck enters running status；When aircraft power truck is in running status, the Operation switch S1 is pressed
11 send halt instruction to the control module 2, and the internal relay K1 26 of control module 2 acts to be sent out to the engine 3
Go out halt instruction, the engine 3 shuts down, and aircraft power truck enters stopped status；
When the engine 3 is run under rated speed, the generator 4 send voltage be 115V/200V, frequency be
400Hz three-phase alternating-current supply；The voltage that the generator 4 is sent is 115V/200V, the three-phase alternating current that frequency is 400Hz
Input power of the source as the rectification module 5；The transformer 41 is depressured to the three-phase alternating-current supply of input, described
Rectifier bridge group 42 carries out full-bridge rectification to AC power after decompression, and the filter capacitor group 43 is filtered to the power supply after rectification
Ripple, obtain the dc source that voltage is 28V；
The Operation switch S2 12 is pressed, sending exchange I group power supplies to the control module 2 instructs, in the control module 2
The adhesives of portion relay K2 27, realize exchange I group output power supplies；The Operation switch S2 12 is pressed again to the control module
2 when sending exchange I group cut-offing instructions, and the internal relay K2 27 of control module 2 resets, and realizes that exchange I groups export and powers off；
Press the Operation switch S3 13 and send exchange II groups power supply to the control module 2 and instruct, in the control module 2
The adhesives of portion relay K3 28, realize exchange II group output power supplies.The Operation switch S3 13 is pressed again to the control mould
When block 2 sends exchange II group cut-offing instructions, the internal relay K3 28 of control module 2 resets, and realizes that exchange II group outputs are disconnected
Electricity；
Press the Operation switch S4 14 and send direct current supply instruction to the control module 2, inside the control module 2 after
The adhesives of electrical equipment K4 29, realize that direct current output is powered；The Operation switch S4 14 is pressed again to send directly to the control module 2
When flowing cut-offing instruction, the internal relay K4 29 of control module 2 resets, and realizes that direct current output powers off；
The control module 2 is connected by the CAN interface 24 with the engine 3, reads rotating speed, the machine oil of engine
The service datas such as pressure, coolant temperature, it is sent to the CPU 25 and carries out computing, and shows on the VFD displays 21
Show；The CPU 25 judges the current state of aircraft power truck according to the rotary speed data for the engine 3 read, when aviation electricity
When source car is in running status, the control module 2 is automatically accumulative and records the hours of operation of aircraft power truck；The control
Module 2 judges whether the engine 3 is run normal according to the engine oil pressure read, the service data such as coolant temperature, if
The engine 3 runs abnormal, and the control module 2 shows engine failure information on the VFD displays 21, interior
Portion relay K1 11 resets the stopping engine 3 and run, and protects aircraft and aircraft power truck, and in the memory
Engine failure information is recorded in MEM1 22；
The control module 2 gathers voltage, the electricity of the generator 4 and the rectification module 5 through A/D modular converters ADC1 23
Flow signal, the running state monitoring for aircraft power truck；
The control module 2 connects the electricity generating ball 31 of the generator 4 by A/D modular converters ADC1 23, gathers the hair
The ac voltage signal that motor 4 exports, the control module 2 connect the current transformer by A/D modular converters ADC1 23
T1 32, current transformer T2 33, current transformer T3 34, the ac current signal that the generator 4 exports is gathered, it is described
2 alternating voltages collected of control module, current data are shown on the VFD displays 21；The control module 2
According to the alternating voltage that collects, current data judge the generator 4 generate electricity, power it is whether normal, if the generator 4 is sent out
Electricity, power supply are abnormal, and the control module 2 shows AC fault information, internal relay K2 on the VFD displays 21
27th, K3 28, which resets, stops AC power output, protects aircraft and aircraft power truck, and remember in the memory MEM 1 22
Record AC fault information；
The control module 2 connects the lead-out terminal of the rectification module 5 by A/D modular converters ADC1 23, and collection is described whole
The d. c. voltage signal that flow module 5 exports, the control module 2 pass through the A/D modular converters ADC1 connections current divider P1
44, gather the DC current signal that the rectification module 5 exports, described 2 DC voltages collected of control module, electric current number
Carry out computing according to the CPU 25 is sent to and shown on the VFD displays 21；The control module 2 is according to collecting
DC voltage, current data judge the rectification of rectification module 5, output it is whether normal, if the rectification of the rectification module 5,
Export abnormal, the control module 2 shows DC Line Fault information, internal relay K4 29 on the VFD displays 21
Reset stops dc source output, protects aircraft and aircraft power truck, and direct current event is recorded in the memory MEM 1 22
Hinder information；
Described information acquisition module 6 reads the rotating speed, engine oil pressure, coolant temperature of the engine 3 by CAN interface 55
Etc. service data, the high-capacity storage module MEM2 54 of described information acquisition module 6 is to the operation for the engine 3 read
Data are stored；
Described information acquisition module 6 gathers the electricity of the generator 4 and the rectification module 5 through A/D modular converters ADC2 51
Pressure, current signal, for gathering the service data of aircraft power truck and being stored in high-capacity storage module MEM2 54；
Described information acquisition module 6 connects the lead-out terminal of the generator 4 by A/D modular converters ADC2 51, described in collection
The ac voltage signal that generator 4 exports, described information acquisition module 6 connect the electric current by A/D modular converters ADC2 51
Transformer T4 35, current transformer T5 36, current transformer T6 37, gather the alternating current letter that the generator 4 exports
Number, 6 alternating voltages collected of described information acquisition module, current data are in the high-capacity storage module MEM2 54
Storage；
Described information acquisition module 6 connects the lead-out terminal of the rectification module 5 by A/D modular converters ADC2 51, gathers institute
The d. c. voltage signal of the output of rectification module 5 is stated, described information acquisition module 6 connects described by A/D modular converters ADC2 51
Current divider P2 45, the DC current signal that collection rectification module 5 exports, 6 direct currents collected of described information acquisition module
Pressure, current data store in the high-capacity storage module MEM2 54；
Described information management module 7 is read described information and adopted by the serial communication interface COM1 52 of described information acquisition module 6
Collect the aircraft power truck service data that module 6 stores；
Described information management module 7 is provided with touch-screen display, to the aircraft power truck service data of reading in the touch-screen
Display is shown；When aircraft power truck operation break down or aircraft power truck use in special feelings occur when, can be by right
Touch-screen display operation, read the data record of the specific time period of described information acquisition module 6, carry out data readback or
Curve playback is carried out, it is determined that parameter value when problem occurs, by checking aircraft power truck service data before and after generation problem
Change, auxiliary investigation questions and prospect, quickly carries out positioning problems, aircraft power truck can be accomplished unattended；
Described information acquisition module 6 is connected by the serial communication interface COM2 53 with the control module 2, reads aviation
The running status of supply vehicle, and described information management module 7 is forwarded to by the serial communication interface COM1 52；Described information
Management module 7 is provided with data chip, inside solidification vehicle maintenance expert system and engine time-based maintenance table；Work as airplane power source
When car operation is broken down, the control module 2 produces failure code, is sent to described information acquisition module 6, described information is adopted
Failure code is forwarded to described information management module 7 by collection module 6 again, and described information management module 7 is immediately in the touch-screen
Failure title, time of origin, fault type are shown on display, and retrieves the service data of the storage of described information acquisition module 6,
Concrete numerical value when failure occurs is determined, while starts vehicle maintenance expert system, further carries out fault location, instructs to safeguard
Personnel carry out vehicle maintenance, rapidly removing faults；
The hours of operation of the automatic record information aircraft power truck of control module 2, eliminate the reliance on operating personnel and record boat
The hours of operation of empty supply vehicle, avoid the hidden danger of artificial record error；Described information management module 7 reads the control online
The hours of operation that molding block 2 records, and compared with built-in engine time-based maintenance table, when the operation of aircraft power truck is small
When number when reaching maintenance and requiring, send maintenance signal automatically, prompt user to carry out vehicle maintenance, provided for vehicle maintenance management
It is convenient.
The present invention is due to using said structure, having high unfailing performance, automaticity height, can remember work(according to itself
Can, automatic fault location, automatic guiding vehicle maintenance the advantages that.
Claims (2)
1. a kind of information-based aircraft power truck, including automobile chassis and power supply nacelle, it is provided with the power supply nacelle
Guidance panel, control module, engine, generator, rectification module, it is characterised in that also including information acquisition module and message tube
Module is managed, the guidance panel is connected with control module, and the engine, generator, rectification module, which are sequentially connected, to be connect, described
Control module, information acquisition module are connected with engine, generator, rectification module respectively, described information management module and control
Molding block, information acquisition module are connected.
2. a kind of information-based aircraft power truck according to claim 1, it is characterised in that the guidance panel is provided with behaviour
Make switch S1, Operation switch S2, Operation switch S3 and Operation switch S4, the control module include VFD displays, memory,
A/D modular converters ADC1, relay K1, relay K2, relay K3 and relay K4, the engine are provided with CAN interface；
The generator includes current transformer T1-T3 summation current transformers T4-T6, and the rectification module includes current divider P1, shunting
Device P2, transformer, rectifier bridge group and filter capacitor group, described information acquisition module include A/D modular converters ADC2, serial communication
Mouth COM1 and serial communication interface COM2, described information management module are provided with touch-screen display,
When aircraft power truck remains static, press the Operation switch S1 and send operating instruction to the control module,
The control module internal relay K1, which is acted to the engine, sends starting order, starts the engine operating, aviation
Supply vehicle enters running status；When aircraft power truck is in running status, the Operation switch S1 is pressed to the control mould
Block sends halt instruction, and the control module internal relay K1, which is acted to the engine, sends halt instruction, described to start
Machine shuts down, and aircraft power truck enters stopped status；
When the engine is run under rated speed, the generator send voltage be 115V/200V, frequency 400Hz
Three-phase alternating-current supply；The three-phase alternating-current supply conduct that the voltage that the generator is sent is 115V/200V, frequency is 400Hz
The input power of the rectification module；The transformer is depressured to the three-phase alternating-current supply of input, the rectifier bridge group pair
AC power carries out full-bridge rectification after decompression, and the filter capacitor group is filtered to the power supply after rectification, and it is 28V to obtain voltage
Dc source；
The Operation switch S2 is pressed, exchange I group power supply instructions, control module inside relay are sent to the control module
Device K2 adhesives, realize exchange I group output power supplies；The Operation switch S2 is pressed again sends exchange I groups to the control module
During cut-offing instruction, the control module internal relay K2 resets, and realizes exchange I group output power-off；
Press the Operation switch S3 and send exchange II group power supply instructions, control module inside relay to the control module
Device K3 adhesives, realize exchange II group output power supplies；
Press again the Operation switch S3 to the control module send exchange II group cut-offing instructions when, in the control module
Portion relay K3 resets, and realizes exchange II group output power-off；
Press the Operation switch S4 and send direct current supply instruction, the control module internal relay K4 to the control module
Adhesive, realize that direct current output is powered；Press again the Operation switch S4 to the control module send DC dump instruction when,
The control module internal relay K4 resets, and realizes that direct current output powers off；
The control module is connected by the CAN interface with the engine, read the rotating speed of engine, engine oil pressure,
The service datas such as coolant temperature, and shown on the VFD displays；The control module is according to the engine read
Rotary speed data judge the current state of aircraft power truck, when aircraft power truck is in running status, the control module from
It is dynamic to add up and record the hours of operation of aircraft power truck；The control module according to read engine oil pressure, coolant temperature
Judge whether the engine operation is normal etc. service data, if engine operation is abnormal, the control module exists
Engine failure information is shown on the VFD displays, internal relay K1, which resets, stops the engine operation, protection flight
Device and aircraft power truck, and engine failure information is recorded in the memory；
The control module gathers voltage, the current signal of the generator and the rectification module through A/D modular converters ADC1,
Running state monitoring for aircraft power truck；
It is defeated to gather the generator by the lead-out terminal of the A/D modular converters ADC1 connections generator for the control module
The ac voltage signal gone out, the control module pass through the A/D modular converters ADC1 connections current transformer T1-T3, collection
The ac current signal of generator output, the control module is the alternating voltage collected, current data is in the VFD
Shown on display；The control module judges the electrical power generators, power supply according to the alternating voltage that collects, current data
Whether normal, if the electrical power generators, power supply are abnormal, the control module shows exchange on the VFD displays
Fault message, internal relay K2, K3, which reset, stops AC power output, protects aircraft and aircraft power truck, and described
AC fault information is recorded in memory；
The control module gathers the rectification mould by the lead-out terminal of the A/D modular converters ADC1 connections rectification module
The d. c. voltage signal of block output, the control module is by the A/D modular converters ADC1 connections current divider P1, described in collection
The DC current signal of rectification module output, the control module show the DC voltage that collects, current data in the VFD
Show and shown on device；The control module judges the rectification module rectification, output according to the DC voltage that collects, current data
Whether normal, if the rectification module rectification, output are abnormal, the control module is shown directly on the VFD displays
Fault message is flowed, internal relay K4, which resets, stops dc source output, protects aircraft and aircraft power truck, and deposit described
DC Line Fault information is recorded in reservoir；
Described information acquisition module reads the operation such as rotating speed, engine oil pressure, coolant temperature of the engine by CAN interface
Data, the service data of the engine of memory of the described information acquisition module through Large Copacity to reading store；
Described information acquisition module gathers voltage, the electric current of the generator and the rectification module through A/D modular converter ADC2
Signal, for gathering service data and the storage of aircraft power truck；
Described information acquisition module gathers the generating by the lead-out terminal of the A/D modular converters ADC2 connections generator
The ac voltage signal of machine output, described information acquisition module pass through the A/D modular converters ADC2 connections current transformer T4-
T6, the ac current signal of the generator output is gathered, described information acquisition module is alternating voltage, the electric current number collected
Stored according in the high-capacity storage module；
Described information acquisition module is gathered described whole by the lead-out terminal of the A/D modular converters ADC2 connections rectification module
The d. c. voltage signal of flow module output, described information acquisition module by the A/D modular converters ADC2 connections current divider P2,
The DC current signal of rectification module output is gathered, described information acquisition module exists the DC voltage that collects, current data
Stored in the high-capacity storage module；
Described information management module is connected by the serial communication interface COM1 with described information acquisition module, reads the letter
Cease the aircraft power truck service data of acquisition module storage；
Described information management module is provided with touch-screen display, and described information management module to the aircraft power truck of reading by transporting
Row data are shown in the touch-screen display；When aircraft power truck operation break down or aircraft power truck use in occur
During special feelings, by being operated to the touch-screen display, the data record of described information acquisition module specific time period is read, is carried out
Data readback carries out curve playback, it is determined that parameter value when problem occurs, by checking airplane power source before and after generation problem
The change of car service data, auxiliary investigation questions and prospect, quickly carries out positioning problems；
Described information acquisition module is connected by the serial communication interface COM2 with the control module, reads aircraft power truck
Running status, and described information management module is forwarded to by the serial communication interface COM1, sent out when aircraft power truck is run
During raw failure, the control module produces failure code, is sent to described information acquisition module, described information acquisition module again
Failure code is forwarded to described information management module, and described information management module shows event on the touch-screen display immediately
Hinder title, time of origin, fault type, and retrieve the service data of described information acquisition module storage, when determining that failure occurs
Concrete numerical value, while start vehicle maintenance expert system, further carry out fault location, instruct attendant to carry out vehicle dimension
Repair, rapidly removing faults；
Described information management module reads the hours of operation of control module record online, and with the hair built in control module
Motivation time-based maintenance table compares, and when the hours of operation of aircraft power truck, which reaches maintenance, to be required, sends maintenance signal automatically,
User is prompted to carry out vehicle maintenance.
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| CN108476376A (en) * | 2018-03-22 | 2018-08-31 | 深圳市元征软件开发有限公司 | Vehicle maintenance method, apparatus and equipment |
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