CN104076292B - The method for monitoring power supply of engineering truck and system - Google Patents
The method for monitoring power supply of engineering truck and system Download PDFInfo
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- CN104076292B CN104076292B CN201410266800.8A CN201410266800A CN104076292B CN 104076292 B CN104076292 B CN 104076292B CN 201410266800 A CN201410266800 A CN 201410266800A CN 104076292 B CN104076292 B CN 104076292B
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Abstract
The invention discloses method for monitoring power supply and the system of a kind of engineering truck, wherein, the method for monitoring power supply of this engineering truck includes: the voltage of the accumulator on detection engineering truck；According to the voltage of the accumulator detected, determine the state of described accumulator；The voltage of the accumulator detected is compared with voltage threshold corresponding to the state of described accumulator, and when the voltage of described accumulator is less than described voltage threshold, carries out warning intervention process.Therefore, use method for monitoring power supply and the system of the present invention, it is possible to high-efficiency dynamic accumulator is monitored, reduce cost, and improve the service life of accumulator.
Description
Technical field
The present invention relates to engineering truck field, particularly to method for monitoring power supply and the system of a kind of engineering truck.
Background technology
Often there is electric deficiency phenomenon in the accumulator of some engineering trucks, such as, when sky temperature is higher, not
In the case of engine on, opening the evaporation fan blowing of air-conditioning, so its operating current can be very big, and one
The denier big current work time one is long, arises that accumulator over-discharge phenomenon, the most so may result in electric power storage
The damage of pond irrecoverability.
At present, available CAN (Controller Area Network, controller local area network) bussing technique,
Being managed the intelligent power for car of automobile, this management system is directly involved vehicle body CAN network, adopts
Realize the break-make control that automobile is powered, and the status monitoring to automobile storage battery with digital signal, prevent electric power storage
Pond over-discharge, reduces the static power consumption of accumulator.
Summary of the invention
In view of this, one of purpose of the embodiment of the present invention is to propose the Power Supply Monitoring side of a kind of engineering truck
Method, it is possible to be monitored accumulator to high-efficiency dynamic, reduces cost, and improves the service life of accumulator.
From the point of view of further, the method for monitoring power supply of this engineering truck includes: the accumulator on detection engineering truck
Voltage；According to the voltage of the accumulator detected, determine the state of described accumulator；The storage that will detect
The voltage of battery compares with voltage threshold corresponding to the state of described accumulator, and in described accumulator
Voltage less than described voltage threshold time, carry out warning intervention process.
In certain embodiments, the voltage of the accumulator on described detection engineering truck includes: detect in real time
The voltage of described accumulator or the voltage of described accumulator that detects of timing.
In certain embodiments, the voltage of the accumulator that described basis detects, determine the shape of described accumulator
State includes: the voltage of the accumulator detected at current time with on accumulator detected by an adjacent moment
Voltage difference more than the first preset value time, determine that described accumulator is in high rate discharging state；Wherein,
The voltage threshold corresponding with described high rate discharging state be minimum permission magnitude of voltage n1 when being high rate discharging；Currently
The voltage of the accumulator that the moment detects is little with the difference of the voltage of the accumulator detected by a upper adjacent moment
When the second preset value, determine that described accumulator is in low-rate discharge state；Wherein, with described low-rate discharge
Minimum permission magnitude of voltage n2 when voltage threshold corresponding to state is low-rate discharge；Described first preset value is more than institute
State the second preset value.
In certain embodiments, determining that described accumulator is in high rate discharging state, and when judging current
Carve the voltage of accumulator that detects less than during described high rate discharging during minimum permission magnitude of voltage, described in report
Alert intervention processes and includes: alarm is dismantled described accumulator pointing out and charged described accumulator, and disconnects
The relay of electrical equipment in described engineering truck.Determining that described accumulator is in low-rate discharge state, and
Judge that the voltage of the accumulator that current time detects is less than minimum permission magnitude of voltage during described low-rate discharge
Time, described in carry out warning intervention process include: alarm is dispatched a car and charges described accumulator, and disconnects
The relay of electrical equipment in described engineering truck.
In certain embodiments, above-mentioned method for monitoring power supply also includes: monitoring outbound signaling, will examine after dispatching a car
The voltage of the accumulator measured and the engine idling operation magnitude of voltage n3 of described engineering truck compare, and
When the voltage of the accumulator detected after dispatching a car is less than described engine idling operation magnitude of voltage n3, warning carries
Show inspection generator failure, and disconnect the relay of electrical equipment in described engineering truck.
In certain embodiments, above-mentioned method for monitoring power supply also includes: monitoring outbound signaling, will examine after dispatching a car
The voltage of the accumulator measured and electromotor work operation voltage value n4 of described engineering truck compare, and
When the voltage of the accumulator detected after dispatching a car is less than described electromotor work operation voltage value n4, warning carries
Show inspection complete machine charging system fault, and disconnect the relay of electrical equipment in described engineering truck.
Correspondingly, another object of the present invention is to also provide for the power supply monitoring system of a kind of engineering truck, should
Power supply monitoring system includes: voltage check device, for detecting the voltage of accumulator；Control device, be used for
Voltage according to the accumulator detected determines the state of described accumulator, and the electricity of accumulator that will detect
Pressure compares with voltage threshold corresponding to the state of described accumulator；Alarming execution device, with described control
Device processed connects, for when the voltage of described accumulator is less than described voltage threshold, carrying out at warning intervention
Reason.
In certain embodiments, described voltage check device includes: first detection module, dispatches a car for detection
The voltage of front accumulator；And/or, the second detection module, it is used for detecting monitoring outbound signaling, and dispatches a car
After the voltage of accumulator.
In certain embodiments, described control device includes: memory module, with described voltage check device even
Connect, when the voltage of accumulator that setting storage detect, described accumulator are in high rate discharging state
Minimum permission magnitude of voltage n1, described accumulator are in minimum permission magnitude of voltage n2 during low-rate discharge state, described
The engine idling operation magnitude of voltage n3 of engineering truck and electromotor work operation voltage value n4；Relatively mould
Block, for determining the state of described accumulator, and according to described electric power storage according to the voltage of the accumulator detected
The state in pond compares corresponding with n1, n2, n3 or n4 for the voltage of the accumulator detected；Processing module,
It is connected with described alarming execution device, the comparative result provided according to described comparison module, generates warning message
And process order, and it is sent to described alarming execution device.
In certain embodiments, described alarming execution device includes: high rate discharging is reported to the police and performed module, is used for
The warning message provided according to described processing module and process order, it is the most right that alarm dismantles described accumulator
It supplements electricity, and disconnects the relay of electrical equipment in described engineering truck；Low-rate discharge is reported to the police and is performed module,
For the warning message provided according to described processing module and process order, alarm is dispatched a car and is supplemented electricity, and
Disconnect the relay of electrical equipment in described engineering truck；First dispatch a car after report to the police perform module, for basis
Warning message and process that described processing module provides are ordered, and alarm checks generator failure, and disconnects
The relay of electrical equipment in described engineering truck；Second dispatch a car after report to the police and perform module, for according to described
Warning message and process that processing module provides are ordered, and alarm checks complete machine charging system fault, and breaks
Drive the relay of electrical equipment in described engineering truck.
Relative to prior art, various embodiments of the present invention have the advantage that
By detecting the voltage of accumulator, determine the discharge condition of accumulator, and set for each battery condition
Put the voltage threshold of correspondence, so, be less than the voltage threshold under corresponding states at voltage accumulator being detected
Time, take the warning of correspondence and process operation, so that accumulator to be protected.Therefore, the present invention respectively implements
Method for monitoring power supply and the system of example are not only simple in structure, initiative alarming and the abnormality of process accumulator,
And can high-efficiency dynamic accumulator be monitored, reduce cost, and improve the service life of accumulator.
Accompanying drawing explanation
The accompanying drawing of the part constituting the embodiment of the present invention is used for providing the further reason to the embodiment of the present invention
Solving, the schematic description and description of the present invention is used for explaining the present invention, is not intended that to the present invention not
Work as restriction.In the accompanying drawings:
The method for monitoring power supply schematic flow sheet that Fig. 1 provides for the embodiment of the present invention；
The circuit theory schematic diagram of the power supply monitoring system that Fig. 2 provides for the embodiment of the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly
Chu, be fully described by, it is clear that described embodiment be only a part of embodiment of the present invention rather than
Whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creation
The every other embodiment obtained under property work premise, broadly falls into the scope of protection of the invention.
It should be noted that in the case of not conflicting, the embodiment in the present invention and the feature in embodiment
Can be mutually combined.
Below in conjunction with the accompanying drawings, each preferred embodiment of the present invention is described further:
Embodiment of the method
Here, for improving the service life of accumulator, it is to avoid its over-discharge, and reduce static power consumption, carry
Going out journey machinery and propose a kind of method for monitoring power supply, this method for monitoring power supply comprises the following steps:
S1: the voltage of the accumulator on detection engineering truck.
S2: according to the voltage of the accumulator detected, determine the state of accumulator.
S3: voltage threshold corresponding with the state with accumulator for the voltage of the accumulator detected is compared,
And when the voltage of accumulator is less than voltage threshold, carry out warning intervention process.
In said method embodiment, the voltage of the accumulator on detection engineering truck includes: detect electric power storage in real time
The voltage in pond or timing detect the voltage of accumulator.
In above-described embodiment, by detecting the voltage of accumulator in real time, and then determine accumulator status,
And for each accumulator state in which, voltage threshold is set, by the voltage of currently detected accumulator with work as
Voltage threshold corresponding under front state compares, and determines the discharge condition of accumulator according to comparative result,
And take to report to the police accordingly and treatment measures.Therefore, this method for monitoring power supply is not only easy to realize, Er Qiezhun
The most reliable, it is achieved the prompting of many initiative alarmings and relevant treatment.
In above-mentioned steps S2, according to the voltage of the accumulator detected, determine that the state of accumulator is wrapped further
Include following steps:
S21: the voltage of the accumulator detected at current time with on accumulator detected by an adjacent moment
Voltage difference more than the first preset value time, determine that accumulator is in high rate discharging state；Wherein, with height
Minimum permission magnitude of voltage n1 when voltage threshold corresponding to rate discharge condition is high rate discharging.
It should be noted that, during high rate discharging, the span of minimum permission magnitude of voltage n1 is 18-22V.Wherein,
When engineering truck powers on, in real time or regularly detect the voltage of accumulator.Here, may utilize starting voltage
Change, it is achieved vehicle voltage dynamic monitoring, voltage during to obtain accumulator high rate discharging.Such as, electromotor
Motor starting time, when the enabling signal of ignition lock being detected, read start instantaneous voltage；Or from starting
The voltage signal read in machine ECU module CAN communication bus signals, as the dynamic input of voltage monitoring
Signal；Or, the powerful electrical equipment such as enabling signal such as air-conditioning, warm braw or light fixture.Visible, high rate
During discharge condition, for the dynamic input voltage signal wide material sources of voltage detecting, include but not limited to from
The voltage signal of electromotor, electromotor, powerful electrical equipment etc., such as: the igniting of engineering truck is opened
Dynamic signal, electromotor D point input signal, engine electronic control unit (ECU) CAN communication total
Line signal, the enabling signal etc. of powerful electrical equipment.
S22: the voltage of the accumulator detected at current time with on accumulator detected by an adjacent moment
Voltage difference less than the second preset value time, determine that accumulator is in low-rate discharge state；Wherein, with low
Minimum permission magnitude of voltage n2 when voltage threshold corresponding to rate discharge condition is low-rate discharge.
It should be noted that, during low-rate discharge, the span of minimum permission magnitude of voltage n2 is 23-25V.
It addition, the first preset value is more than the second preset value, such as, under low-rate discharge state, adjacent twice inspection
The change in voltage measured is typically smaller than 1V, and under high rate discharging state, the change in voltage that adjacent twice detects is led to
Often greater than 2V.Wherein, desirable 0.05 second of the interval of adjacent moment, 0.05 second is a voltage detecting cycle.
In above-mentioned steps S3, carry out warning intervention process and further include steps of
S31: accumulator is in high rate discharging state, and judges the voltage of accumulator that current time detects
Less than during high rate discharging during minimum permission magnitude of voltage, it is also supplemented electric by alarm dismounting accumulator, and
When unlatching has electrical equipment in engineering truck, disconnect the relay of electrical equipment and the connection of accumulator.
S32: accumulator is in low-rate discharge state, and judges the voltage of accumulator that current time detects
Less than during low-rate discharge during minimum permission magnitude of voltage, alarm is dispatched a car and is supplemented electricity, and opens in engineering truck
When having opened electrical equipment, disconnect the relay of electrical equipment and the connection of accumulator.
In above-described embodiment, method for monitoring power supply also includes: monitoring outbound signaling, detects after dispatching a car
The voltage of accumulator and the engine idling operation magnitude of voltage n3 of engineering truck compare, and examine after dispatching a car
When the voltage of the accumulator measured is less than engine idling operation magnitude of voltage n3, alarm checks electromotor event
Barrier, and when unlatching has electrical equipment, disconnect the relay of electrical equipment and the connection of accumulator.
It should be noted that, the span of engine idling operation magnitude of voltage n3 is 26-27V.
It is pointed out that can be by monitoring any one signal following as judging whether the signal dispatched a car, such as:
The enabling signal of ignition lock, the N point output voltage signal of electromotor, ECU (the Electronic Control list of electromotor
Unit) bus signals that exports.Therefore, above-described embodiment by reading engine center dot frequency or can be sent out
Motivation rotating speed monitors outbound signaling.
In above-described embodiment, method for monitoring power supply also includes: monitoring outbound signaling, detects after dispatching a car
The voltage of accumulator and electromotor operational voltage value n4 of engineering truck compare, and detect after dispatching a car
Accumulator voltage less than electromotor operational voltage value n4 time, alarm check complete machine charging system therefore
Barrier, and when unlatching has electrical equipment, disconnect the relay of electrical equipment and the connection of accumulator.
It should be noted that, electromotor operational voltage value n4 is the voltage during work of electromotor bringing onto load, common
Span is 25-26V.Above magnitude of voltage parameter (i.e. n1-n4) can be according to the performance of car load accumulator
And number sets flexibly.
Additionally, in above-described embodiment, the value of magnitude of voltage parameter n1-n4 can be according to accumulator model and performance
It is configured etc. parameter.
Below in conjunction with Fig. 1, method for monitoring power supply is described further:
The method for monitoring power supply embodiment of engineering truck as shown in Figure 1, this method for monitoring power supply includes:
S100: the voltage of detection accumulator and outbound signaling, and according to the voltage of detected accumulator,
Determine the state of accumulator.
In this step, the voltage of the accumulator detected include voltage when dynamically changing, quiescent voltage and
Discharge voltage after dispatching a car.Wherein, the dynamic variable signal of input voltage includes following several situation: generating
The change starting instantaneous voltage of machine D point input can be as dynamic input signal；Or, electromotor after dispatching a car
Voltage input signal；Or, during the motor starting of electromotor, the voltage read from Engine ECU module
Signal, as the dynamic input signal of voltage monitoring；Or, large power-consuming equipment such as air-conditioning, warm braw or
The instantaneous starting voltages such as light fixture are as dynamic input signal.
S200: determine when accumulator is in high rate discharging state, it is judged that the voltage of the accumulator now detected
Whether less than minimum permission voltage n1 (such as 20V) during high rate discharging, if the voltage of accumulator is less than n1,
Then perform S202；Otherwise, execution S100 is returned.
S202: alarm is removed accumulator and supplements electricity, if engineering truck opens high-power use for it
Electricity equipment (air-conditioning, warm braw or light fixture etc.), disconnects the relay of powerful device the most in the lump.
It should be noted that alarm can use the warning messages such as sound, light, word, active warning car load
The lossing state of power supply, such as, utilizes the information spinners such as display screen text information, alarm lamp, alarm buzzer
Dynamic prompting car owner, it is achieved many actives are pointed out.It addition, this power supply monitoring system can also actively disconnect
The output of high-power electrical relay.
S300: determine when accumulator is in low-rate discharge state, it is judged that the voltage of the accumulator now detected
Whether less than minimum permission voltage n2 (such as 24V) during low-rate discharge, if the voltage of accumulator is less than n2,
Then perform S302；Otherwise, execution S100 is returned.
S302: alarm is dispatched a car and is supplemented electricity, if engineering truck opens high-power electricity consumption and sets into accumulator
Standby (air-conditioning, warm braw or light fixture etc.), disconnect the relay of powerful device the most in the lump.
S400: when outbound signaling being detected, determines whether the voltage of accumulator that now detects whether
Less than engine idling operation magnitude of voltage n3 (such as 27V), if the voltage of accumulator is less than n3, then perform
S402；Otherwise, execution S100 is returned.
S402: alarm checks whether electromotor breaks down, if engineering truck opens high-power use
Electricity equipment (air-conditioning, warm braw or light fixture etc.), disconnects the relay of powerful device the most in the lump.
S500: when outbound signaling being detected, determines whether the voltage of accumulator that now detects whether
Less than electromotor operational voltage value n4 (such as 26V), if the voltage of accumulator is less than n4, then perform S502；
Otherwise, execution S100 is returned.
S502: alarm checks whether complete machine charging system breaks down, if engineering truck opens greatly
Power electrical equipment (air-conditioning, warm braw or light fixture etc.), disconnects the relay of powerful device the most in the lump.
Therefore, the method for monitoring power supply that the various embodiments described above provide, by detecting the voltage of accumulator, determines storage
The discharge condition of battery, and the voltage threshold of correspondence is set for each battery condition, so, detecting
When the voltage of accumulator is less than the voltage threshold under corresponding states, takes the warning of correspondence and process operation, with
Accumulator is protected.Therefore, method for monitoring power supply and the system not only structure of various embodiments of the present invention are simple
Single, initiative alarming and process the abnormality of accumulator, and can efficiently, comprehensively, dynamically realize right
The monitoring of battery tension parameter, and reduce cost, while simplifying battery monitor, improve accumulator
Service life.
System embodiment
Corresponding with above-mentioned method for monitoring power supply, the power supply monitoring system of a kind of engineering truck is set forth below,
This power supply monitoring system uses the method for monitoring power supply that above-mentioned each method embodiment provides.
With reference to Fig. 2, it illustrates the circuit structure of the power-supply management system of engineering machinery in the present embodiment, its
In, the power supply monitoring system of this engineering truck is arranged in the field bus instrument shown in Fig. 2.
In the present embodiment, the power supply monitoring system of this engineering truck includes: voltage check device, control device,
And alarming execution device.Wherein, voltage check device is for detecting the voltage of accumulator.Control device to be used for
Voltage according to the accumulator detected determines the state of accumulator, and by the voltage of accumulator detected and
The voltage threshold corresponding with the state of accumulator compares.Alarming execution device is connected with controlling device, uses
In when the voltage of accumulator is less than voltage threshold, carry out warning intervention process.
Wherein, voltage check device includes: first detection module and/or the second detection module.Wherein, first
Detection module, the voltage of the accumulator before detection is dispatched a car.Second detection module is used for detecting monitoring and dispatches a car
Signal, and the voltage of the accumulator after dispatching a car.Here, the available change of starting voltage, electromotor
Voltage input signal etc., it is achieved vehicle voltage dynamic monitoring.
In above-described embodiment, control device and include: memory module, comparison module and processing module.Wherein,
Memory module is connected with voltage check device, for arranging and store the voltage of accumulator, the electric power storage detected
Pond minimum permission magnitude of voltage n1 when being in high rate discharging state, accumulator are in and minimum during low-rate discharge state permit
Permitted magnitude of voltage n2, the engine idling operation magnitude of voltage n3 of engineering truck and electromotor work operation voltage
Value n4.The voltage of the accumulator that comparison module detects for basis determines the state of accumulator, and according to storage
The state of battery compares corresponding with n1, n2, n3 or n4 for the voltage of the accumulator detected.Processing module
It is connected with alarming execution device, the comparative result provided according to comparison module, generates warning message and process life
Order, and it is sent to alarming execution device.
In one embodiment, above-mentioned alarming execution device farther includes with lower module:
High rate discharging is reported to the police and is performed module, for the warning message provided according to processing module and process order,
It is also supplemented electricity, and disconnect the relay of electrical equipment in engineering truck by alarm dismounting accumulator, as
When unlatching has electrical equipment, disconnect the relay of electrical equipment and the connection of accumulator.
Low-rate discharge is reported to the police and is performed module, for the warning message provided according to processing module and process order,
Alarm is dispatched a car and is supplemented electricity, and when unlatching has electrical equipment in engineering truck, disconnects continuing of electrical equipment
Electrical equipment and the connection of accumulator.
First dispatch a car after report to the police perform module, for according to processing module provide warning message and process order,
Alarm checks generator failure, and when unlatching has electrical equipment, disconnect the relay of electrical equipment with
The connection of accumulator.
Second dispatch a car after report to the police perform module, for according to processing module provide warning message and process order,
Alarm checks complete machine charging system fault, and when unlatching has electrical equipment, disconnects continuing of electrical equipment
Electrical equipment and the connection of accumulator.
It should be noted that the alarm of above-mentioned each module can use the modes such as sound, light, word, such as profit
With information active warning car owners such as display screen text information, alarm lamp, alarm buzzers, it is achieved many
Actively prompting.
From the various embodiments described above it can be seen that the method for monitoring power supply of various embodiments of the present invention and system, not only
Simplify and control device and interlock circuit structure, reduce design cost, and by detecting the voltage of accumulator
And state, utilize the voltage input signal of the change of starting voltage, electromotor, it is achieved vehicle voltage is dynamic
Monitoring.Utilize the change of starting voltage, the voltage input signal of electromotor, or from Engine ECU module
The voltage signal read, as the dynamic input signal of voltage monitoring module.
As in figure 2 it is shown, utilize the voltage check device being arranged in engineering truck field bus instrument and control device,
Realize the detection of the voltage to accumulator, according to the electromotor G in parallel with accumulator, the state of electromotor M
Further determine that the discharge condition of accumulator, and under voltage accumulator being detected does not meets corresponding states
During voltage threshold, take the warning of correspondence and process operation.Therefore, the method for monitoring power supply of above-described embodiment
Simple with system structure, it is possible to initiative alarming and the abnormality of process accumulator.
The embodiment of the present invention additionally provides a kind of engineering truck, includes but not limited to crane, this engineering truck
It is provided with any of the above-described kind of power supply monitoring system, owing to any of the above-described kind of power supply monitoring system has above-mentioned technology effect
Really, therefore, the engineering truck being provided with this power supply monitoring system also should possess corresponding technique effect, and it is concrete
Implementation process is similar to the above embodiments, does not repeats.
Obviously, those skilled in the art should be understood that each module of the above-mentioned present invention or each step are permissible
Realizing with general calculating device, they can concentrate on single calculating device, or is distributed in many
On the network that individual calculating device is formed, alternatively, they can be with calculating the executable program code of device
Realize, performed by calculating device it is thus possible to be stored in storing in device, or by them
It is fabricated to each integrated circuit modules respectively, or the multiple modules in them or step are fabricated to single collection
Circuit module is become to realize.So, the present invention is not restricted to the combination of any specific hardware and software.Described
Storage device is nonvolatile memory, such as: ROM/RAM, flash memory, magnetic disc, CD etc..
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all at this
Within bright spirit and principle, any modification, equivalent substitution and improvement etc. made, should be included in this
Within bright protection domain.
Claims (8)
1. the method for monitoring power supply of an engineering truck, it is characterised in that including:
The voltage of accumulator on detection engineering truck；
According to the voltage of the described accumulator detected, determine the state of described accumulator；
The voltage of the described accumulator detected and the state of described accumulator are correspondingly arranged
Voltage threshold compares, and when the voltage of described accumulator is less than described voltage threshold, enters
Row warning intervention processes；
Wherein, the voltage of the described accumulator that described basis detects, determine described accumulator
State includes:
The voltage of the described accumulator detected at current time with on an adjacent moment detect
Described accumulator voltage difference more than the first preset value time, determine that described accumulator is in
High rate discharging state；Wherein, corresponding with described high rate discharging state voltage threshold is described storage
Minimum permission magnitude of voltage n1 during battery high rate discharging；
The voltage of the described accumulator detected at current time with on an adjacent moment detect
Described accumulator voltage difference less than the second preset value time, determine that described accumulator is in
Low-rate discharge state；Wherein, corresponding with described low-rate discharge state voltage threshold is described storage
Minimum permission magnitude of voltage n2 during battery low-rate discharge；Described first preset value is more than described second
Preset value.
The method for monitoring power supply of engineering truck the most according to claim 1, its feature exists
In, the voltage of described accumulator includes: the voltage of the described accumulator detected in real time or timing
The voltage of the described accumulator detected.
The method for monitoring power supply of engineering truck the most according to claim 1, its feature exists
In:
Determining that described accumulator is in high rate discharging state, and judging that current time detects
Described accumulator voltage less than described high rate discharging time minimum permission magnitude of voltage time, described in enter
Row warning intervention processes and includes: alarm is dismantled described accumulator and points out described accumulator
Charging, disconnects the relay of electrical equipment in described engineering truck；
Determining that described accumulator is in low-rate discharge state, and judging that current time detects
Described accumulator voltage less than described low-rate discharge time minimum permission magnitude of voltage time, described in enter
Row warning intervention processes and includes: alarm is dispatched a car and charges described accumulator, disconnects described
The relay of electrical equipment in engineering truck.
4. according to the method for monitoring power supply of the engineering truck described in any one of claims 1 to 3,
It is characterized in that, also include:
Monitor the outbound signaling of described engineering truck；
The voltage of the described accumulator detected after dispatching a car and the electromotor of described engineering truck
Idle running magnitude of voltage n3 compares, and the electricity of the described accumulator detected after dispatching a car
When pressure is less than described engine idling operation magnitude of voltage n3, alarm checks generator failure,
And disconnect the relay of the electrical equipment of described engineering truck.
5. according to the method for monitoring power supply of the engineering truck described in any one of claims 1 to 3,
It is characterized in that, also include:
Monitor the outbound signaling of described engineering truck；
The voltage of the described accumulator detected after dispatching a car and the electromotor of described engineering truck
Work operation voltage value n4 compares, and the electricity of the described accumulator detected after dispatching a car
When pressure is less than described electromotor work operation voltage value n4, alarm checks complete machine Charging
System fault, and disconnect the relay of the electrical equipment of described engineering truck.
6. the power supply monitoring system of an engineering truck, it is characterised in that including:
Voltage check device, for detecting the voltage of accumulator on engineering truck；
Control device, for determining described accumulator according to the voltage of the described accumulator detected
State, and by corresponding with the state of described accumulator for the voltage of the described accumulator detected
Voltage threshold compares；
Alarming execution device, is connected with described control device, for the voltage in described accumulator
During less than described voltage threshold, carry out warning intervention process；
Wherein, described control device includes:
Memory module, is connected with described voltage check device, the described storage detected for storage
The voltage of battery, described accumulator be in minimum permission magnitude of voltage n1 during high rate discharging state,
Described accumulator is in minimum permission magnitude of voltage n2, described engineering truck during low-rate discharge state
Engine idling operation magnitude of voltage n3 and electromotor work operation voltage value n4；
Comparison module, for determining described accumulator according to the voltage of the described accumulator detected
State, and according to the state of described accumulator by the voltage of described accumulator detected and institute
State minimum permission magnitude of voltage n1, described accumulator when accumulator is in high rate discharging state to be in
The engine idle fortune of minimum permission magnitude of voltage n2, described engineering truck during low-rate discharge state
Turn magnitude of voltage n3 or described electromotor work operation voltage value n4 correspondence compares；
Processing module, is connected with described alarming execution device, provides according to described comparison module
Comparative result, generates warning message and processes order, and being sent to described alarming execution device.
The power supply monitoring system of engineering truck the most according to claim 6, its feature exists
In, described voltage check device includes:
First detection module, the voltage of the described accumulator before detection is dispatched a car；And/or,
Second detection module, is used for detecting monitoring outbound signaling, and the described electric power storage after dispatching a car
The voltage in pond.
The power supply monitoring system of engineering truck the most according to claim 6, its feature exists
In, described alarming execution device includes:
High rate discharging is reported to the police and is performed module, for the warning message provided according to described processing module
And processing order, alarm is dismantled described accumulator pointing out and is charged described accumulator, and
Disconnect the relay of electrical equipment in described engineering truck；
Low-rate discharge is reported to the police and is performed module, for the warning message provided according to described processing module
And processing order, alarm is dispatched a car and is supplemented electricity, and disconnects electrical equipment in described engineering truck
Relay；
First dispatch a car after report to the police and perform module, for the alarm signal that provides according to described processing module
Breath and process order, alarm checks generator failure, and disconnects use in described engineering truck
The relay of electricity equipment；
Second dispatch a car after report to the police and perform module, for the warning that provides according to described processing module
Information and process order, alarm checks complete machine charging system fault, and disconnects described work
The relay of electrical equipment in journey vehicle.
Priority Applications (1)
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| CN106154928A (en) * | 2016-08-16 | 2016-11-23 | 江苏科技大学 | A kind of vehicle-mounted transport measure and control device and investigating method thereof |
| CN110501923A (en) * | 2018-05-18 | 2019-11-26 | 黄暐皓 | Mechanical equipment monitoring system and its method |
| CN110659671B (en) * | 2019-08-29 | 2022-05-03 | 广州亚美信息科技有限公司 | Method and device for detecting working state of vehicle generator and computer equipment |
| CN114200334A (en) * | 2021-11-24 | 2022-03-18 | 三一汽车起重机械有限公司 | Storage battery early warning method and device, vehicle and medium |
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