CN110389304A - A kind of power supply power consumption detection device of rail traffic control unit - Google Patents
A kind of power supply power consumption detection device of rail traffic control unit Download PDFInfo
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- CN110389304A CN110389304A CN201810331715.3A CN201810331715A CN110389304A CN 110389304 A CN110389304 A CN 110389304A CN 201810331715 A CN201810331715 A CN 201810331715A CN 110389304 A CN110389304 A CN 110389304A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R21/00—Arrangements for measuring electric power or power factor
- G01R21/06—Arrangements for measuring electric power or power factor by measuring current and voltage
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/40—Testing power supplies
Abstract
This application discloses a kind of power supply power consumption detection devices of rail traffic control unit, including taking energy circuit and being integrated with the detection integrated circuit of detection components, ADC analog to digital conversion circuit, computation module and communication component, wherein taking energy circuit connection in tested power supply and detecting integrated circuit, for providing electric energy for detection integrated circuit；Detection integrated circuit is connected to tested power supply, the power consumption information for detecting tested power supply.The device, so that each component original function can be realized by not needing discrete device auxiliary, greatly reduces occupied space by the way that each component is integrated in detection integrated circuit；By taking energy circuit connection to provide electric energy in tested power supply, original power supply and power-switching circuit is given up, have further reduced occupied space；And by giving up original amplifier conditioning circuit, so that power consumption calculation is more accurate.The application additionally provides a kind of power supply power consumption detection method of rail traffic control unit simultaneously, has above-mentioned beneficial effect.
Description
Technical field
This application involves field of track traffic, in particular to a kind of power supply power consumption detection device of rail traffic control unit
And power supply power consumption detection method.
Background technique
Along with the development of Chinese Railway great-leap-forward, the intelligence degree of rail traffic control unit is required increasingly
Height, necessary condition of the power supply as electronic device functions, the power supply quality and power consumption consumption data of power supply are particularly important.Real-time function
The data of consumption detection can either provide strong foundation for control unit Intelligent heat dissipation device, and can real-time record control unit
To the quality of the load supplyings such as outer sensor, real time data is provided for load short circuits and overvoltage/undervoltage protection, additionally it is possible to improve control
The intelligence degree of unit.
Existing power supply consumption detection device is mainly the output electric current that monitored power supply is directly acquired using inspection fluid element, is led to
It crosses amplifier conditioning circuit and ADC analog to digital conversion circuit obtains the information of voltage of detection resistance, examined finally by calculation processing
After current information on measuring resistance, real-time power consumption information is obtained with the voltage class for the detection power supply known.
However, inspection fluid element, amplifier conditioning circuit, ADC analog to digital conversion circuit, electricity in existing power supply consumption detection device
Power-switching circuit is made of independent IC chip, and outside also needs to be equipped with additional discrete device and assists that phase could be completed
Function is closed, the occupied space for directly resulting in power supply power consumption detection device increases；And since real work electric current is smaller, detecting
The voltage formed on resistance usually in mV grade, is influenced by external factor such as device property and electromagnetic environments, usual ADC modulus
The voltage data waveform that conversion circuit converts is larger, causes consumption detection precision poor.
Therefore, the occupied space of power supply power consumption detection device how is reduced, while improving consumption detection precision is this field
The current technical issues that need to address of technical staff.
Summary of the invention
The purpose of the application is to provide the power supply power consumption detection device and power supply power consumption inspection of a kind of rail traffic control unit
Survey method for reducing occupied space, while improving consumption detection precision.
In order to solve the above technical problems, the application provides a kind of power supply power consumption detection device of rail traffic control unit,
The device includes the detection collection for taking energy circuit and being integrated with detection components, ADC analog to digital conversion circuit, computation module and communication component
At circuit, in which:
It is described take can circuit connection in tested power supply and the detection integrated circuit, for being mentioned for the detection integrated circuit
For electric energy；
The detection components are connected to the tested power supply, for detecting the analog voltage and simulation electricity of the tested power supply
Stream；
The ADC analog to digital conversion circuit is connected to the detection components, the simulation for detecting the detection components
Voltage and analog current are respectively converted into digital voltage and digital current；
The computation module is connected to the ADC analog to digital conversion circuit, for according to the digital current and the number
Voltage calculates the power consumption information of the tested power supply；
The communication component is connected to the computation module, for the power consumption information to be uploaded to computer.
Optionally, the detection components include:
It is connected to the tested power supply and the ADC analog to digital conversion circuit, for identification voltage of the tested power supply etc.
The detection bus of grade；
It is connected to the tested power supply and the ADC analog to digital conversion circuit, for acquiring the mould for flowing through the tested power supply
The detection resistance of quasi- electric current.
Optionally, the detection integrated circuit further include:
It is connected to the tested power supply and the ADC analog to digital conversion circuit, the computation module and the communication component, is used
In the memory for storing the digital current, the digital voltage and the power consumption information respectively.
Optionally, the detection integrated circuit further include:
It is connected to the communication component, for diagnosing whether the power supply power consumption detection device abnormal diagnosis deposit occurs
Device；
The communication component is also used to exception occur to the power supply power consumption detection device when diagnostic diagnosis
When, diagnostic data is uploaded to the computer.
Optionally, the detection integrated circuit further include:
It is connected to the diagnostic, for when the diagnostic diagnoses to the power supply power consumption detection device
The prompt component of prompt information is issued when now abnormal.
Optionally, the prompt component is specially indicator light.
Optionally, the communication component is specially I2C communication component.
The application also provides a kind of power supply power consumption detection method of rail traffic control unit, based on described in any of the above-described
Rail traffic control unit power supply power consumption detection device, which comprises
Detection components detect the analog voltage and analog current of tested power supply；
The analog voltage that the detection components detect and analog current are respectively converted into number by ADC analog to digital conversion circuit
Voltage and digital current；
Computation module calculates the power consumption information of the tested power supply according to the digital current and the digital voltage；
The power consumption information is uploaded to computer by communication component.
Optionally, the tested power supply is calculated according to the digital current and the digital voltage in the computation module
After power consumption information, further includes:
Memory stores the digital current, the digital voltage and the power consumption information respectively.
Optionally, further includes:
Diagnostic diagnoses whether the power supply power consumption detection device exception occurs；
When diagnostic diagnosis to the power supply power consumption detection device occurs abnormal, the communication component will be examined
Disconnected data are uploaded to the computer.
A kind of power supply power consumption detection device of rail traffic control unit provided herein, including energy circuit is taken, with
And it is integrated with the detection integrated circuit of detection components, ADC analog to digital conversion circuit, computation module and communication component, in which: taking can electricity
Road is connected to tested power supply and detection integrated circuit, for providing electric energy for detection integrated circuit；Detection components are connected to tested
Power supply, for detecting the analog voltage and analog current of tested power supply；ADC analog to digital conversion circuit is connected to detection components, is used for
Will test component detection to analog voltage and analog current be respectively converted into digital voltage and digital current；Computation module connection
In ADC analog to digital conversion circuit, the power consumption information for calculating tested power supply according to digital current and digital voltage；Communication component connects
It is connected to computation module, for power consumption information to be uploaded to computer.
The power supply power consumption detection device of rail traffic control unit provided herein, by will test component, ADC mould
Number conversion circuit, computation module, communication component are integrated in detection integrated circuit, so that not needing discrete device auxiliary can realize
Each component original function greatly reduces the occupancy of power supply power consumption detection device while not influencing consumption detection function
Space；By taking energy circuit connection to provide electric energy in tested power supply for detection integrated circuit, power supply power consumption detection device is given up
Original power supply and power-switching circuit, further reduce occupied space；And by by ADC analog to digital conversion circuit, calculate
Component is integrated in detection integrated circuit, realizes and voluntarily calculates power supply power consumption in detection integrated circuit, and then does not need original
Amplifier conditioning circuit not only reduces occupied space, but also eliminates this part bring measurement error, improves consumption detection essence
Degree, so that power consumption calculation is more accurate.The application additionally provides a kind of power supply power consumption of rail traffic control unit simultaneously
Detection method has above-mentioned beneficial effect, and details are not described herein.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of application for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of structure of the power supply power consumption detection device of rail traffic control unit provided by the embodiment of the present application
Schematic diagram；
Fig. 2 is the knot of the power supply power consumption detection device of another kind rail traffic control unit provided by the embodiment of the present application
Structure schematic diagram；
Fig. 3 is a kind of process of the power supply power consumption detection method of rail traffic control unit provided by the embodiment of the present application
Figure.
Specific embodiment
The core of the application is to provide the power supply power consumption detection device and power supply power consumption inspection of a kind of rail traffic control unit
Survey method for reducing occupied space, while improving consumption detection precision.
To keep the purposes, technical schemes and advantages of the embodiment of the present application clearer, below in conjunction with the embodiment of the present application
In attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is
Some embodiments of the present application, instead of all the embodiments.Based on the embodiment in the application, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall in the protection scope of this application.
Referring to FIG. 1, Fig. 1 is a kind of power supply power consumption detection of rail traffic control unit provided by the embodiment of the present application
The structural schematic diagram of device.
As shown in Figure 1, the power supply power consumption detection device may include taking energy circuit 200, and be integrated with detection components
101, the detection integrated circuit 100 of ADC analog to digital conversion circuit 102, computation module 103 and communication component 104, in which: taking can electricity
Road 200 is connected to tested power supply and detection integrated circuit 100, for providing electric energy for detection integrated circuit 100；Detection components
101 are connected to tested power supply, for detecting the analog voltage and analog current of tested power supply；ADC analog to digital conversion circuit 102 connects
In detection components 101, for will test analog voltage that component 101 detects and analog current be respectively converted into digital voltage and
Digital current；Computation module 103 is connected to ADC analog to digital conversion circuit 102, for calculating quilt according to digital current and digital voltage
Survey the power consumption information of power supply；Communication component 104 is connected to computation module 103, for power consumption information to be uploaded to computer.
Based on inspection fluid element, amplifier conditioning circuit, the ADC analog to digital conversion circuit, electricity in existing power supply consumption detection device
Power-switching circuit is made of independent IC chip, and outside also needs to be equipped with additional discrete device and assists that phase could be completed
Function is closed, the occupied space for directly resulting in power supply power consumption detection device increases；And since real work electric current is smaller, detecting
The voltage formed on resistance usually in mV grade, is influenced by external factor such as device property and electromagnetic environments, usual ADC modulus
The voltage data waveform that conversion circuit converts is larger, causes consumption detection precision poor, and this application provides a kind of tracks
The power supply power consumption detection device of traffic control unit for reducing occupied space, while improving consumption detection precision；
It takes energy circuit 200 to be connected to tested power supply and detection integrated circuit 100, electric energy can be obtained simultaneously from tested power supply
Detection integrated circuit 100 is provided it to, has given up the original power supply of power supply power consumption detection device and power-switching circuit, has subtracted
While having lacked occupied space, does not have to the problems such as considering power supply damage, addition electrolyte, there is the practical function of plug and play,
It brings great convenience for user；
Since the obtained adc data of existing power supply power consumption detection device calculation processing contains only detected power supply
Electric current I information, therefore must know in advance that the supply voltage grade U of external monitoring when calculating power consumption information, P=UI could be used
Relational expression calculated so that power supply power consumption calculating becomes particularly problematic, therefore the application will detect tested power supply
Electric current while detect tested power supply the detection components 101 of voltage be integrated in detection integrated circuit 100, can intelligent recognition
The voltage class of tested power supply, can achieve the effect that intellectualized detection, be conducive to the simple unification of software, to reduce dress
Standby complexity；
It is also integrated in detection integrated circuit 100 for will test the analog voltage and analog current that component 101 detects
It is respectively converted into the ADC analog to digital conversion circuit 102 of digital voltage and digital current and for according to digital current and number electricity
Pressure calculates the computation module 103 of the power consumption information of tested power supply, detection components 101, ADC analog to digital conversion circuit 102, computation module
103 and communication component 104 be integrated in detection integrated circuit 100 in so that do not need discrete device auxiliary can realize each component
Original function greatly reduces the occupied space of power supply power consumption detection device while not influencing consumption detection function, warp
Verifying, the power supply power consumption detection device of rail traffic control unit provided herein, occupied space is relative to existing
Power supply power consumption detection device can reduce 70% or so；
And by the way that ADC analog to digital conversion circuit 102, computation module 103 are integrated in detection integrated circuit 100, realize
Power supply power consumption is voluntarily calculated in detection integrated circuit 100, and then does not need original amplifier conditioning circuit, it is empty both to reduce occupancy
Between, and this part bring measurement error is eliminated, consumption detection precision is improved, so that power consumption calculation is more accurate；
Optionally, referring to FIG. 2, Fig. 2 is the electricity of another kind rail traffic control unit provided by the embodiment of the present application
The structural schematic diagram of source consumption detection device；
The detection components 101 may include being connected to tested power supply and ADC analog to digital conversion circuit 102, being tested for identification
The detection bus 1011 of the voltage class of power supply, and it is connected to tested power supply and ADC analog to digital conversion circuit 102, for acquiring
Flow through the detection resistance 1012 of the electric current of tested power supply；
The detection integrated circuit 100 can also include being connected to tested power supply and ADC analog to digital conversion circuit 102, calculating group
Part 103 and communication component 104, for storing the memory 105 of digital current, digital voltage and power consumption information respectively；Further
, which can also be divided into power consumption information memory, digital current memory and digital voltage memory, corresponding
Store power consumption information, digital current and the digital voltage of tested power supply；
The detection integrated circuit 100 can also include being connected to communication component 104, for diagnosing power supply power consumption detection device
Whether abnormal diagnostic 106 is occurred, and communication component 104 can be also used for when the diagnosis of diagnostic 106 to power supply function
When consuming detection device appearance exception, diagnostic data is uploaded to computer, in order to which operation maintenance personnel combines the diagnostic data reparation
Power supply power consumption detection device, further, diagnostic 106 can be also used for diagnosing whether tested power supply exception occurs, when
When whether tested power supply occurs abnormal, (schemed by instruction to the power control that communication component 104 sends disconnection power supply connection
In be not drawn into), so that power control can according to disconnect power supply connection instruction control power supply disconnect, prevent track
Traffic control unit is damaged because of power failure, causes serious consequence；The detection dress of power supply power consumption provided by the embodiment of the present application
Integrated diagnosis function is set, the protection to power supply power consumption detection device and tested power supply is increased, is conducive to improve the reliable of device
Property；
Further, detection integrated circuit 100 can also include being connected to diagnostic 106, for when diagnosis deposit
The diagnosis of device 106 issues the prompt component of prompt information when occurring abnormal to power supply power consumption detection device, which specifically may be used
Think indicator light, or alarm bell or other alarm devices, as long as can achieve the purpose that issue prompt information, this Shen
Please this is not especially limited；
ADC analog to digital conversion circuit based on existing power supply power consumption detection device uploads data using parallel bus, and simultaneously
Error code is not easy to appear so that data are not strong to the anti-interference ability of electromagnetism to data isolation processing, therefore logical in the application
Letter component 104 is specifically as follows I2C communication component, and the I2C serial communication of standard increases isolator, is conducive to lifting system
Electromagnetic Compatibility, high reliablity；It further, can also be by increasing in power supply power consumption detection device provided herein
Add the isolation of other isolating device (such as Capacitor apart device, magnetic coupling isolator) Lai Shixian signals；
When utilize power supply power consumption detection device provided herein be rail traffic control unit power supply carry out power consumption
When detection, analog voltage and analog current that detection components 101 detect tested power supply are first passed through, ADC analog-to-digital conversion is then passed through
Circuit 102 will test the analog voltage that component 101 detects and analog current is respectively converted into digital voltage and digital current, then
The power consumption information for calculating tested power supply according to digital current and digital voltage by computation module 103, finally by communication component
Power consumption information is uploaded to computer by 104, completes the consumption detection of the power supply to rail traffic control unit.
Based on the above-mentioned technical proposal, a kind of power supply power consumption of rail traffic control unit provided herein detects dress
It setting, detection integrated circuit is integrated in by will test component, ADC analog to digital conversion circuit, computation module, communication component, so that not
Need discrete device auxiliary that can realize that each component original function is significantly reduced while not influencing consumption detection function
The occupied space of power supply power consumption detection device；By taking energy circuit connection to provide electricity in tested power supply for detection integrated circuit
Can, give up the original power supply of power supply power consumption detection device and power-switching circuit, further reduces occupied space；And it is logical
It crosses and ADC analog to digital conversion circuit, computation module is integrated in detection integrated circuit, realize and voluntarily calculate electricity in detection integrated circuit
Source power consumption, and then original amplifier conditioning circuit is not needed, not only reduce occupied space, but also eliminate the measurement of this part bring
Error improves consumption detection precision, so that power consumption calculation is more accurate.
Based on the above embodiment, the embodiment of the present application also provides a kind of detections of the power supply power consumption of rail traffic control unit
Method, referring to FIG. 3, Fig. 3 is a kind of power supply power consumption detection side of rail traffic control unit provided by the embodiment of the present application
The flow chart of method.
It specifically comprises the following steps:
S101: detection components detect the analog voltage and analog current of tested power supply；
Optionally, detection components mentioned herein detect the analog voltage of tested power supply and analog current is specifically as follows:
Detect the voltage class that bus identifies tested power supply；
Detection resistance acquires the analog current for flowing through tested power supply.
S102:ADC analog to digital conversion circuit will test component detection to analog voltage and analog current be respectively converted into number
Word voltage and digital current；
S103: computation module calculates the power consumption information of tested power supply according to digital current and digital voltage；
Optionally, after computation module calculates the power consumption information of tested power supply according to digital current and digital voltage, also
May include:
Memory stores digital current, digital voltage and power consumption information respectively.
S104: power consumption information is uploaded to computer by communication component.
Optionally, can also include:
Whether diagnostic diagnosis power supply power consumption detection device there is exception；
When diagnostic diagnosis to power supply power consumption detection device occurs abnormal, diagnostic data is uploaded to by communication component
Computer.
Since the embodiment of method part is corresponded to each other with the embodiment of device part, because the embodiment of the method part is asked
Referring to the description of the embodiment of device part, wouldn't repeat here.
Each embodiment is described in a progressive manner in specification, the highlights of each of the examples are with other realities
The difference of example is applied, the same or similar parts in each embodiment may refer to each other.For device disclosed in embodiment
Speech, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is referring to method part illustration
?.
Professional further appreciates that, unit described in conjunction with the examples disclosed in the embodiments of the present disclosure
And algorithm steps, can be realized with electronic hardware, computer software, or a combination of the two, in order to clearly demonstrate hardware and
The interchangeability of software generally describes each exemplary composition and step according to function in the above description.These
Function is implemented in hardware or software actually, the specific application and design constraint depending on technical solution.Profession
Technical staff can use different methods to achieve the described function each specific application, but this realization is not answered
Think beyond scope of the present application.
Above to the power supply power consumption detection device and power supply power consumption of a kind of rail traffic control unit provided herein
Detection method is described in detail.Specific case used herein explains the principle and embodiment of the application
It states, the description of the example is only used to help understand the method for the present application and its core ideas.It should be pointed out that for this skill
For the those of ordinary skill in art field, under the premise of not departing from the application principle, several change can also be carried out to the application
Into and modification, these improvement and modification also fall into the protection scope of the claim of this application.
It should also be noted that, in the present specification, relational terms such as first and second and the like be used merely to by
One entity or operation are distinguished with another entity or operation, without necessarily requiring or implying these entities or operation
Between there are any actual relationship or orders.Moreover, the terms "include", "comprise" or its any other variant meaning
Covering non-exclusive inclusion, so that the process, method, article or equipment for including a series of elements not only includes that
A little elements, but also including other elements that are not explicitly listed, or further include for this process, method, article or
The intrinsic element of equipment.In the absence of more restrictions, the element limited by sentence "including a ...", is not arranged
Except there is also other identical elements in the process, method, article or equipment for including element.
Claims (10)
1. a kind of power supply power consumption detection device of rail traffic control unit, which is characterized in that including taking energy circuit and being integrated with
Detection components, ADC analog to digital conversion circuit, computation module and communication component detection integrated circuit, in which:
It is described take can circuit connection in tested power supply and the detection integrated circuit, for providing electricity for the detection integrated circuit
Energy；
The detection components are connected to the tested power supply, for detecting the analog voltage and analog current of the tested power supply；
The ADC analog to digital conversion circuit is connected to the detection components, the analog voltage for detecting the detection components
And analog current is respectively converted into digital voltage and digital current；
The computation module is connected to the ADC analog to digital conversion circuit, for according to the digital current and the digital voltage
Calculate the power consumption information of the tested power supply；
The communication component is connected to the computation module, for the power consumption information to be uploaded to computer.
2. power supply power consumption detection device according to claim 1, which is characterized in that the detection components include:
It is connected to the tested power supply and the ADC analog to digital conversion circuit, for identification voltage class of the tested power supply
Detect bus；
It is connected to the tested power supply and the ADC analog to digital conversion circuit, for acquiring the simulation electricity for flowing through the tested power supply
The detection resistance of stream.
3. power supply power consumption detection device according to claim 1, which is characterized in that the detection integrated circuit further include:
It is connected to the tested power supply and the ADC analog to digital conversion circuit, the computation module and the communication component, for dividing
The memory of the digital current, the digital voltage and the power consumption information is not stored.
4. power supply power consumption detection device according to claim 3, which is characterized in that the detection integrated circuit further include:
It is connected to the communication component, for diagnosing whether the power supply power consumption detection device abnormal diagnostic occurs；
The communication component is also used to when the diagnostic diagnoses abnormal to power supply power consumption detection device appearance, will
Diagnostic data is uploaded to the computer.
5. power supply power consumption detection device according to claim 4, which is characterized in that the detection integrated circuit further include:
It is connected to the diagnostic, for when diagnostic diagnosis is different to power supply power consumption detection device appearance
The prompt component of prompt information is issued when often.
6. power supply power consumption detection device according to claim 5, which is characterized in that the prompt component is specially to indicate
Lamp.
7. power supply power consumption detection device according to claim 1-6, which is characterized in that the communication component is specific
For I2C communication component.
8. a kind of power supply power consumption detection method of rail traffic control unit, which is characterized in that the electricity stated based on claim 1-7
Source consumption detection device, which comprises
Detection components detect the analog voltage and analog current of tested power supply；
The analog voltage that the detection components detect and analog current are respectively converted into digital voltage by ADC analog to digital conversion circuit
And digital current；
Computation module calculates the power consumption information of the tested power supply according to the digital current and the digital voltage；
The power consumption information is uploaded to computer by communication component.
9. power supply power consumption detection method according to claim 8, which is characterized in that in the computation module according to the number
Word current and the digital voltage calculate after the power consumption information of the tested power supply, further includes:
Memory stores the digital current, the digital voltage and the power consumption information respectively.
10. power supply power consumption detection method according to claim 9, which is characterized in that further include:
Diagnostic diagnoses whether the power supply power consumption detection device exception occurs；
When diagnostic diagnosis to the power supply power consumption detection device occurs abnormal, the communication component will diagnose number
According to being uploaded to the computer.
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| CN112859658A (en) * | 2019-11-27 | 2021-05-28 | 株洲中车时代电气股份有限公司 | Dry node output control device |
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